CN201978842U

CN201978842U - Foam caulking gun with safety mechanism

Info

Publication number: CN201978842U
Application number: CN2011200032790U
Authority: CN
Inventors: 王良; 王新泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-06
Filing date: 2011-01-06
Publication date: 2011-09-21
Anticipated expiration: 2021-01-06

Abstract

A foam caulking gun with a safety mechanism comprises the following components: a gun body, a liquid inlet valve, a liquid outlet, a valve core, a switch, a reset spring which is used for resetting the valve core, and an adjustor. The foam caulking gun with the safety mechanism is characterized in that: a safety mechanism which is used for preventing accidental retreating of the adjustor is provided; and the adjustor is provided with an anti-dropping mechanism which is used for preventing dropping-off of the safety mechanism. The foam caulking gun with the safety mechanism has the following advantages: easy and stable adjustment, reliable safety, effective prevention for free movement of the adjustor, prevention for accidental retreating of the adjustor, remarkable telescoping adjustment, easy mastering for the adjustment and locking states, high adjustment and locking stability, effective prevention for falling-off of the safety mechanism, insurance for safe and reliable operation of the safety mechanism, improved construction quality, prevention for foaming agent wastage, effective prevention for leakage or accidental injection or combustion or explosion or curing on the foam caulking gun, high convenience in adjustment, high accuracy, good hand feeling, low cost, and high suitability for mass production.

Description

Foam ca(u)lking gun with release mechanism

Technical field

The utility model relates to the construction and decoration field of tool, is a kind of foam ca(u)lking gun that the frothing foam gap filler is provided.

Background technology

About the door in building and the house, window, body of wall, mix earth, the insulation that air-conditioning is installed, various pipelines are installed, ventilating opening and electric wire outlet etc. need the place of joint filling (caulking joint) or mending-leakage, generally all adopting special material to have anticyclonic foam gap filler is raw material, during use, by the foam ca(u)lking gun foam gap filler quantitatively being discharged foams, reach purposes such as joint filling or mending-leakage, the injection of foam gap filler is to reach injection by the pressure that self produces, such as: foam gap filler can adopt polyurethane and butane gas to be mixed into primary raw material, has high viscosity, foam gap filler is easy to leak or spray, in case ingress of air will solidify immediately, so be contained in the tank body high-seal, equally, when this tank body is installed on the foam ca(u)lking gun, also quite high to the safety coefficient and the seal request of foam ca(u)lking gun.Running into bait or construction when using after on the feed liquor valve at the foam ca(u)lking gun tank body being housed finishes when also leaving foam gap filler in the tank body, perhaps when using going out of back foam ca(u)lking gun also to leave over foam gap filler in the sap cavity, must rotate regulating part and fix spool, make not stretchy spool of switch, make spool can tightly suppress the fluid mouth, prevent unintentionally or child's Drawing switch and occurring leaks or unexpected the injection or the danger of burning or blast, because spring is fixing by regulating part, the power of spring all acts on the regulating part, regulating part has the effect of above-mentioned several respects again, like this, can cause the defective of a lot of aspects, such as: if spring is made less elastic force, though rotation easily, spring is big inadequately to the active force of spool, is easy to cause the sealing of spool and liquid valve leakage or burning or explosion phenomenon thoroughly not to occur, also make blowing agent in the foam ca(u)lking gun can occur at any time solidifying easily and blocking channel causes the foam ca(u)lking gun to scrap.If spring is made bigger elastic force, spool can closely be sealed mutually with liquid valve, like this, because of acting directly on, regulating part make the regulating part rotation become very heavy on the spring, use gruelling or very difficult adjusting, if the threaded engagement between regulating part and rifle body has tight slightly slightly, be difficult to especially regulate, be difficult to the locking spool, often abandon using regulating part after the construction, the regulating part of being unwilling in other words to use, cause the user not with regulating part and spool locking, be easy to make unintentionally or child's Drawing switch and occurring leaks or unexpected the injection or the danger of burning or blast, also make blowing agent in the foam ca(u)lking gun occur at any time solidifying easily and blocking channel causes the foam ca(u)lking gun to scrap.

A kind of foam gun is arranged at present, the patent No. is 200620105928.7 (notification number CN2933607Y), comprise the rifle body, gun barrel, the compression spring, shank, spanner, this adjusting device is located on the rifle body of foam gun, comprise a set screw of stretching out the external side of rifle, it is characterized in that described compression spring housing is connected on the shank, and be positioned at gun barrel, one end acts on the shank, the other end acts on the rifle body, one end of shank stretches out the outside of rifle body and is connected on the spanner, the axial sliding cavity that is provided with of described rifle body upper edge shank, be provided with an adjusting screw(rod) slidably in the sliding cavity, the threaded one end of this adjusting screw(rod) is connected on the set screw, the other end is circumferentially fixing with respect to sliding cavity, set screw can be rotated, and with respect to the rifle axon to fixing, the set screw of this structure is that original position is rotated, drive the adjusting screw(rod) that is threaded with set screw by rotating set screw, adjusting screw(rod) can produce axial displacement in sliding cavity, this structure has solved the heavy shortcoming of above-mentioned adjusting, but too too light because of regulating, instability occurs regulating and use uneasy congruent problem.Such as: 1. the cooperation of the adjusting screw(rod) of this structure and set screw is in movable and free state, be easy to generate displacement because of movable easily with the light adjusting screw(rod) that makes of rotation, cause and regulate inaccurate or regulate malfunctioningly, exist and regulate the low and low defective of security of stability.2. how much foam ca(u)lking gun liquid outlet quantity is controlled by adjusting screw(rod), in work progress, handle spurs spool and clashes into the adjusting screw(rod) that starts to control making usefulness repeatedly, because of the cooperation of adjusting screw(rod) and set screw is in movable and free state, cause adjusting screw(rod) loosening and produce displacement easily, thus cause liquid outlet quantity to limit malfunctioning easily or liquid outlet quantity too much and waste blowing agent (foam gap filler).3. behind the adjusting screw(rod) locking spool, if when spurring handle repeatedly with hand, the power of handle acts on the adjusting screw(rod) repeatedly, cause easily that adjusting screw(rod) is loosening to be produced displacement and unlock, it is stable low that this structure locks, and occurs leakage or unexpected injection or burning or blast or curing phenomenon easily.If 4. adjusting screw(rod) and set screw are made closely cooperation, can solve easy rotation problem, but, be easy to cause the adjusting tension and make rotation very heavy, cause the user to be difficult to regulate the liquid outlet quantity of blowing agent, abandon using set screw after also causing construction easily, the set screw of being unwilling in other words to use, not in time with the adjusting screw(rod) locking spool, be easy to make unintentionally or child's Drawing switch and the danger of leaking or spraying or burning or explode occurs, also make blowing agent in the foam ca(u)lking gun occur at any time solidifying easily and blocking channel causes the foam ca(u)lking gun to scrap.5. also can improve the quality of fit of adjusting screw(rod) and set screw, both not think heavy when set screw is rotated, also not think light, but its machining accuracy must be very high, certainly will cause defect rate very high, processing cost is risen exponentially, even higher, be difficult to be fit in enormous quantities going up and produce, in addition, if the precision-fit place of adjusting screw(rod) and set screw savings dust or rust staining occurs and produce dregs, will cause adjusting very heavy, even can't rotate, cause the foam ca(u)lking gun to scrap.6. be to be in activity and free state fully because of adjusting screw(rod) and cooperating of set screw, collided easily or wiped and set screw is rotated, remove easily the adjusting screw(rod) locking spool, make child or Drawing switch and the danger of leaking or spraying or burning or explode occurs unintentionally.7. set screw relatively with the rifle axon to fixing, the set screw of this structure can only be that rotate in the original place, can't do telescopic moving, so, adjusting screw(rod) is in the locking spool state or is in the spool state that unlocks and all is difficult to differentiate, cause the adjusting carelessness easily and do not lock the danger that easy appearance is leaked or sprayed or burn or explode.

Summary of the invention

The purpose of this utility model is the deficiency that overcomes above-mentioned prior art, provide a kind of adjusting not only light but also stable and safe and reliable foam ca(u)lking gun, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, the adjusting telescopic moving is obvious, hold easily and regulate and lock condition, the stability of regulating and locking is high, prevent that effectively obscission from appearring in release mechanism, the assurance release mechanism is worked safely and reliably, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent effectively and avoided occurring leaking or unexpected the injection or burning or blast or solidify the foam ca(u)lking gun of phenomenon.

Another purpose of the present utility model is easy to adjust, accurate, good hand touch, and safe in utilization, simple and reasonable for structure, cost is low, and is easy for installation, is a kind of foam ca(u)lking gun of suitable production in enormous quantities.

The purpose of this utility model is such realization: the foam ca(u)lking gun with release mechanism, comprise rifle body, feed liquor valve, liquid outlet, spool, switch, be used to make the back-moving spring and the regulating part of valve core reset, it is characterized in that: be provided with one and be used to the release mechanism that prevents that described regulating part accident from retreating, be provided with on the described regulating part and prevent the escapement that described release mechanism comes off.

Preferably, described release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement.

Preferably, a wherein end of described release mechanism acts on the described regulating part, and the other end acts on other parts that cooperate the foam ca(u)lking gun that produces relative displacement with described regulating part.

Preferably, described regulating part and cooperate producing with it between other parts of foam ca(u)lking gun of relative displacement is threaded.

Preferably, described regulating part or cooperate to produce with it in other parts of foam ca(u)lking gun of relative displacement groove is set, described release mechanism is arranged in the described groove.

Preferably, described release mechanism is to utilize friction to make regulating part produce motion-impeding mechanism.

Preferably, described release mechanism comprises that elastic component or described release mechanism comprise elastic component and damping piece.

Preferably, described damping piece has at least part to be arranged on an end of described elastic component.

Preferably, the described damping piece that is arranged on an end of described elastic component has at least part to be disc.

Preferably, described elastic component is a spring.

Preferably, described damping piece is ball or T shape round end shape.

Preferably, described elastic component is a spring, and described damping piece is ball or T shape round end shape.

Preferably, described regulating part is positioned at the rearward end of described rifle body.

Preferably, described regulating part along described poppet shaft to be provided with or with described poppet shaft to being obliquely installed.

Preferably, on the described regulating part adjusting cap is set.

Preferably, described release mechanism is arranged between described regulating part and the rifle body.

Preferably, described release mechanism is arranged between described regulating part and the rifle body, is provided with first and regulates through hole on described rifle body, and described regulating part is regulated through hole and can be produced relative displacement with described rifle body by described first.

Preferably, described regulating part is threaded with described rifle body.

Preferably, described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on described first and regulates on the inwall of through hole,

Perhaps described release mechanism is arranged on the described rifle body, and an end of described release mechanism acts on the described regulating part.

Preferably, also comprise the first friction cover, the described first friction cover has at least part to be arranged on described first to regulate in the through hole, and described regulating part passes the described first friction cover and is threaded,

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the inwall of the described first friction cover,

Perhaps described release mechanism is arranged on described first friction and puts, and an end of described release mechanism acts on the described regulating part.

Preferably, the inwall that overlaps with contacted described first friction of described release mechanism has at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove,

Perhaps have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the contacted described regulating part of described release mechanism surface.

Preferably, also comprise the second friction cover, the described second friction cover has at least part to be arranged on described first to regulate in the through hole, and described regulating part is by the described second friction cover.

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the inwall of the described second friction cover,

Perhaps described release mechanism is arranged on described second friction and puts, and an end of described release mechanism acts on the described regulating part.

Preferably, the inwall that overlaps with contacted described second friction of described release mechanism has at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove,

Preferably, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted described first inwall of regulating through hole of described release mechanism,

Preferably, described regulating part is provided with first groove, and described release mechanism is arranged in described first groove, on the perhaps described rifle body three-flute is set, and described release mechanism is arranged in the described three-flute.

Preferably, with described first contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole be disc, perhaps the contact-making surface with an end of the contacted described release mechanism of described regulating part is a disc.

Preferably, an end of described release mechanism is between 1000 grams at 100 grams to the active force on described contacted inwall or surface.

Preferably, the axially parallel of described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove and described regulating part or with the axioversion of described regulating part.

Preferably, the single gear of described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc.

Preferably, described release mechanism is that elastic component or described release mechanism are elastic component and damping piece, described damping piece is arranged on an end of described elastic component, described damping piece is a ball, and the diameter that described ball enters the degree of depth and described ball in described ring gear, annular porous, annular concave-convex groove, annular matsurface or the ring screw groove is than less than 1/3.

Preferably, be provided with fixed cover between described regulating part and the rifle body, described release mechanism is arranged between described regulating part and the fixed cover, and perhaps described release mechanism is arranged between described regulating part and the rifle body.

Preferably, be provided with fixed cover between described regulating part and the rifle body, described fixed cover is connected with described rifle body, is provided with second and regulates through hole on described fixed cover, and described regulating part is regulated through hole and can be produced relative displacement with described fixed cover by described second.

Preferably, described regulating part is threaded with described fixed cover.

Preferably, described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the inwall of the second adjusting through hole that is provided with on the described fixed cover,

Perhaps described release mechanism is arranged on the described fixed cover, and an end of described release mechanism acts on the described regulating part,

Perhaps described release mechanism is arranged on the described regulating part, on described rifle body, be provided with described regulating part to the friction hole that small part matches, an end of described release mechanism acts on the inwall in described friction hole,

Preferably, also comprise the 3rd friction cover, described the 3rd friction cover has at least part to be arranged on described second to regulate in the through hole, and described regulating part is by described the 3rd friction cover and be threaded,

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the inwall of described the 3rd friction cover,

Perhaps described release mechanism is arranged on described the 3rd friction and puts, and an end of described release mechanism acts on the described regulating part.

Preferably, the inwall that overlaps with contacted described the 3rd friction of described release mechanism has at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove,

Preferably, also comprise the 4th friction cover, described the 4th friction cover has at least part to be arranged on described second to regulate in the through hole, and described regulating part is by described the 4th friction cover,

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the inwall of described the 4th friction cover,

Perhaps described release mechanism is arranged on described the 4th friction and puts, and an end of described release mechanism acts on the described regulating part.

Preferably, the inwall that overlaps with contacted described the 4th friction of described release mechanism has at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove,

Preferably, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted described second inwall of regulating through hole of described release mechanism,

Perhaps have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the contacted described regulating part of described release mechanism surface,

Perhaps with the contacted described rifle body of described release mechanism on the inwall in friction hole have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove.

Preferably, described regulating part is provided with first groove, and described release mechanism is arranged in described first groove, perhaps described fixed cover is provided with second groove, described release mechanism is arranged in described second groove, on the perhaps described rifle body three-flute is set, and described release mechanism is arranged in the described three-flute.

Preferably, with the contact-making surface of an end of the contacted described release mechanism of described regulating part be disc, be disc with described second contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole perhaps, perhaps the contact-making surface with an end of the contacted described release mechanism of inwall in described friction hole is a disc.

Preferably, be provided with fixed cover between described regulating part and the rifle body, described fixed cover is connected with described rifle body, on described fixed cover, be provided with second and regulate through hole, described regulating part is regulated through hole whorl with described fixed cover by described second and is connected also and can produces relative displacement with described fixed cover, is connected with locking cap on described fixed cover, is provided with the 3rd on the described locking cap and regulates through hole, described locking cap is regulated through hole by the described the 3rd and is socketed on the described regulating part

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on the described the 3rd and regulates on the inwall of through hole,

Perhaps described release mechanism is arranged on the described locking cap, and an end of described release mechanism acts on the described regulating part.

Preferably, described have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted the described the 3rd inwall of regulating through hole of release mechanism,

Perhaps described have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the contacted described regulating part of release mechanism surface.

Preferably, described regulating part is provided with first groove, and described release mechanism is arranged in described first groove, in the perhaps described locking cap the 4th groove is set, and described release mechanism is arranged in described the 4th groove.

Preferably, with the contact-making surface of an end of the contacted described release mechanism of described regulating part be disc, be disc perhaps with the described the 3rd contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole.

Preferably, described escapement is arranged on the inner end of described regulating part.

Preferably, described escapement is jump ring or screwed fixture.

Preferably, described escapement is set in place on the described regulating part between described fixed cover and the locking cap.

Preferably, described escapement is jump ring or screwed fixture.

The beneficial effects of the utility model are: the adjusting of foam ca(u)lking gun not only easily but also stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, the adjusting telescopic moving is obvious, hold easily and regulate and lock condition, the stability of regulating and locking is high, prevent that effectively obscission from appearring in release mechanism, guarantee that release mechanism works safely and reliably, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent effectively and avoided occurring leaking or unexpected the injection or burning or blast or solidify the foam ca(u)lking gun of phenomenon, in addition, easy to adjust, accurately, good hand touch, safe in utilization, simple in structure, rationally, cost is low, and is easy for installation, is a kind of foam ca(u)lking gun of suitable production in enormous quantities.

Description of drawings

Fig. 1 is the structural representation of a kind of embodiment of the utility model foam ca(u)lking gun.

Fig. 2 is the decomposition texture schematic diagram of regulating part, release mechanism, fixed cover and escapement among Fig. 1.

Structural representation when Fig. 3 unlocks spool for Fig. 1 regulating part.

Fig. 4 is the enlarged diagram of A part among Fig. 3.

Fig. 5 is a B-B cross section structure enlarged diagram among Fig. 4.

Fig. 6 is the structural representation of another kind of embodiment.

Fig. 7 is a H-H cross section structure enlarged diagram among Fig. 6.

Fig. 8 is the structural representation of another kind of embodiment.

Fig. 9 is a k-k cross section structure enlarged diagram among Fig. 8.

Figure 10 is the structural representation of another kind of embodiment.

Figure 11 is the structural representation of another kind of embodiment.

Figure 12 is the structural representation of another kind of embodiment.

Figure 13 is the decomposition texture schematic diagram of regulating part, release mechanism and escapement among Figure 12.

Figure 14 is the structural representation of another kind of embodiment.

Figure 15 is the structural representation of another kind of embodiment.

Figure 16 is the structural representation of another kind of embodiment.

Figure 17 is the structural representation of another kind of embodiment.

Figure 18 is the structural representation of another kind of embodiment.

Figure 19 is the enlarged diagram of D part among Figure 18.

Figure 20 is the structural representation of another kind of embodiment.

Figure 21 is the enlarged diagram of E part among Figure 20.

Figure 22 is the structural representation of another kind of embodiment.

Figure 23 is a F-F cross section structure enlarged diagram among Figure 22.

Figure 24 is the structural representation of another kind of embodiment.

Figure 25 is the structural representation of another kind of embodiment.

Structural representation when Figure 26 unlocks spool for Figure 25 regulating part.

Figure 27 illustrates the schematic diagram of the angle of regulating part and spool.

Figure 28 is the structural representation of another kind of embodiment.

Figure 29 is the structural representation of another kind of embodiment.

Among the figure:

1--- 10- 11--- 12--- 13--- 14--- 15--- 16--- 17--- 18--- 19--- 2--- 21--- 22---23--- 24--- 25--- 31---32--- 321--- 33--- 34--- 35--- 36--- 4--- 5--- 51---52--- ( ) 53--- 54、54`、54``---6--- 60---- 61--- 62---63a---63b--- 63c--- 63d--- 71--- 72--- 73--- ---8a ---8b---8c ---8d ---9---91 ---92 ---93

The specific embodiment

Referring to whole accompanying drawings, foam ca(u)lking gun with release mechanism, comprise rifle body 1, feed liquor valve 2, liquid outlet 31, spool 32, switch 4, be used to make the back-moving spring 33 and the regulating part 5 of valve core reset, it is characterized in that: be provided with one and be used to the release mechanism that prevents that described regulating part accident from retreating, be provided with on the described regulating part 5 and prevent the escapement that described release mechanism comes off, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, regulate and move obviously, hold easily and regulate and lock condition, the stability of regulating and locking is high, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively, easy to adjust, accurately, good hand touch, simple in structure, rationally, cost is low, and is easy for installation, can prevent that blowing agent from the overspray phenomenon occurring and causing the blowing agent waste, preventing leakage phenomenon better, is a kind of foam ca(u)lking gun of suitable production in enormous quantities.

Further, described release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement, further again, a wherein end of described release mechanism acts on the described regulating part, the other end acts on other parts that cooperate the foam ca(u)lking gun that produces relative displacement with described regulating part, further, described regulating part and cooperate producing with it between other parts of foam ca(u)lking gun of relative displacement is threaded, good hand touch, regulate obviously flexible, easy to adjust, accurately, promptly safety is light again, prevents leakage phenomenon, simple in structure, rationally, cost is low, and is easy for installation, is a kind of foam ca(u)lking gun of suitable production in enormous quantities.

Described regulating part or cooperate to produce with it in other parts of foam ca(u)lking gun of relative displacement groove is set, described release mechanism is arranged in the described groove, and simple and reasonable for structure, cost is low, and is easy for installation.

Embodiment 1:

Referring to Fig. 1, Fig. 2 and Fig. 3, comprise rifle body 1, feed liquor valve 2, liquid outlet 31, spool 32, switch 4, be used to make the back-moving spring 33 and the regulating part 5 of valve core reset, it is characterized in that: be provided with one and be used to the release mechanism 6 that prevents that described regulating part accident from retreating, be provided with on the described regulating part 5 and prevent the escapement that described release mechanism 6 comes off, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, the adjusting telescopic moving is obvious, hold easily and regulate and lock condition, the stability of regulating and locking is high, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively.

Further, described release mechanism 6 is to utilize friction to make regulating part 5 produce motion-impeding mechanism, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, regulate and move obviously, hold the adjusting situation easily, the stability of regulating and locking is high, improves construction quality and avoids the blowing agent appearance to leak or wasting phenomenon.

Described release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement, further, a wherein end of described release mechanism acts on the described regulating part, the other end acts on other parts that cooperate the foam ca(u)lking gun that produces relative displacement with described regulating part, when rotating regulating part 5, release mechanism 6 produces friction with regulating part 5 or other parts, avoided regulating part 5 free activity phenomenon to occur effectively, described release mechanism 6 be elastic component or described release mechanism 6 for elastic component and and damping piece, elastic component or elastic component promote damping piece contact-making surface are applied active force, friction when increasing regulating part 5 rotations and smooth and easy, especially described damping piece is arranged on an end of described elastic component, elastic component promotes damping piece contact-making surface is applied active force, friction when increasing regulating part 5 rotations and smooth and easy, preventing card changes phenomenon.

Further, elastic component can be spring 61 (referring to Fig. 5) or steel disc, spring is preferably helical spring, flat spring or stage clip, damping piece can be arranged on an end (referring to Fig. 5) of described spring 61 for ball 62, the damping piece that is arranged on an end of described elastic component has at least part to be disc, prevent during rotation that card from changeing, damping piece 60 can be cylinder or bullet-headed or elliposoidal or T shape round end shape, there is part can be inserted in the spring 61 (referring to Figure 24), simple and reasonable for structure, cost is low, and is easy for installation, prevents during rotation that card from changeing.

Further, the damping piece preferred structure is ball 62 (referring to Fig. 5), during rotation regulating part 5, ball 62 is understood self and is rotated, prevent that card from changeing, referring to Fig. 1 and Fig. 5, release mechanism 6 can comprise spring 61 and ball 62, the first groove 63a (referring to Fig. 2 and Fig. 5) is set on regulating part 5, spring 61 and ball 62 are arranged among the first groove 63a, that is to say to be provided with the spring 61 that acts on the ball 62 among the first groove 63a, and be simple and reasonable for structure, cost is low, and is easy for installation.

Release mechanism is arranged on described regulating part 5 and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement, further, described regulating part 5 and cooperate producing with it between other parts of foam ca(u)lking gun of relative displacement is threaded, such as: be provided with fixed cover between described regulating part and the rifle body, described release mechanism is arranged between described regulating part and the fixed cover, and perhaps described release mechanism is arranged between described regulating part and the rifle body.Referring to Fig. 1 to Fig. 5, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole 8b (referring to Fig. 2 and Fig. 5), described regulating part 5 is regulated through hole 8b and can be produced relative displacement with described fixed cover 11 by described second, simple in structure, rationally, cost is low, easy for installation, further, described regulating part 5 is threaded with described fixed cover 11, makes regulating part 5 produce telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, hold lock condition easily.

Described regulating part or cooperate to produce with it in other parts of foam ca(u)lking gun of relative displacement groove is set, described release mechanism is arranged in the described groove, simple in structure, rationally, easy for installation, reduce cost, such as, referring to Fig. 2 and Fig. 5, described release mechanism 6 is arranged among the first groove 63a of described regulating part 5, simple in structure, rationally, easy for installation, reduce cost, an end of described release mechanism 6 acts on the inwall of the second adjusting through hole 8b that is provided with on the described fixed cover 11, makes between two contact surfaces and produces impede motion, with described second contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole 8b be disc, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Referring to Fig. 1 to Fig. 5, with be provided with in the ball 62 contacted fixed covers 11 in the described release mechanism 6 second regulate through hole 8b inwall and have at least part to make the annular tooth colyliform, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, rotation is felt, friction is good, further, described ring gear, the annular porous, the annular concave-convex groove, the axially parallel of annular matsurface or ring screw groove and described regulating part 5 or with the axioversion of described regulating part 5, friction effect is better, further again, described ring gear, the annular porous, the annular concave-convex groove, the single gear of annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved the stability of regulating widely, when rotating regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, simultaneously, regulating part 5 produces telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, this structure is regulated not only easily but also is stable and safe and reliable, good hand touch, hold the adjusting situation easily, do not think light during rotation, easy to adjust, accurately, improve construction quality and avoid blowing agent wasting phenomenon to occur, when needs lock, rotate regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, regulating part 5 and locating part 35 and spool 32 are locked with feeling when rotated, because the effect of spring 61, ball 62 is contacted with described regulating part 5 and produce top power, friction and engaging power have been improved, avoided regulating part 5 free activity phenomenon to occur effectively, also avoided effectively being collided or wiping and caused regulating part 5 phenomenon that rotates easily, thereby make regulating part 5 stably pin locating part 35 and spool 32, the stability that has improved locking is high, child or Drawing switch 4 and the danger that causes foam gap filler to spray have unintentionally been avoided, prevent leakage or unexpected the injection or burning or blast or curing phenomenon effectively, especially the second adjusting through hole 8b inwall that is provided with on the described fixed cover 11 has at least part to make the annular tooth colyliform, described ball 62 contacts with described annular tooth colyliform or annular concave-convex groove, result of use is better, and safety coefficient is higher.

Described regulating part 5 is positioned at the rearward end of described rifle body 1, and good hand touch is easy to adjust, accurate, simple and reasonable for structure, holds the adjusting situation easily.

Described regulating part 5 axially is provided with along described spool 32, and simple and reasonable for structure, cost is low, and is easy for installation, and is easy to adjust, smoothly.

Further, described release mechanism 5 is an elastic component, elastic component applies active force to contact-making surface, friction when increasing regulating part 5 rotations, further again, preferred described release mechanism 5 is elastic component and damping piece, damping piece has at least part to be arranged on an end of elastic component, elastic component promotes damping piece contact-making surface is applied active force, friction when increasing regulating part 5 rotations prevents that elastic component from card occurring and changeing phenomenon, further, the described damping piece that is arranged on an end of described elastic component has at least part to be disc, described disc is meant that damping piece is a disc to the contacted contact-making surface of another parts, and regulating the contacted part of through hole 8b inwall such as second on described damping piece and the described fixed cover 11 is disc, regulates along sliding, easily feel, stable and safe and reliable,, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Referring to Fig. 5, preferred described damping piece is ball 62 or T shape round end shape (referring to Figure 24), have at least part to be arranged on elastic component 61 1 ends, described ball 62 enters the recess (referring to Fig. 5) of described ring gear, the annular porous, the annular concave-convex groove, the degree of depth in annular matsurface or the ring screw groove compares less than 1/3 with the diameter of described ball, preferably less than 1/4, be more preferably less than 1/5, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improve the stability of regulating widely, prevented leakage or unexpected the injection or burning or blast or curing phenomenon effectively.

As preferably, one end of described release mechanism is between 1000 grams at 100 grams to the active force on described contacted inwall or surface, is between 1000 grams such as described elastic component at 100 grams to the active force of contact-making surface, described elastic component can be spring 62, the active force of 62 pairs of regulating parts 5 of spring is between 1000 grams at 100 grams, it is not painstaking when hand-screw is changeed, do not think light again, reach both light, comfortable, stable, safe and reliable again, good hand touch during rotation is grasped the amplitude of rotating easily, regulates controlled, sensitive, regulate accurately, regulate and locking stability high, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent effectively and avoid occurring leaking or unexpected the injection or burning or blast or solidify phenomenon.Further, the active force of 62 pairs of regulating parts 5 of spring is that effect is better between 200 grams restrain to 700.Further again, the active force of 62 pairs of regulating parts 5 of spring is between 250 grams restrain to 550, better effects if.

Referring to Fig. 1 to Fig. 4, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, described escapement can be jump ring 71 (referring to Fig. 1, Fig. 2 and Fig. 4) or screwed fixture 72 (referring to Figure 10 or Figure 12 or Figure 13 or Figure 14), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Fig. 1, Fig. 2 and Fig. 3, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the second adjusting through hole 8b of fixture 11, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Fig. 3 or Fig. 4, surpassing second jump ring 71 of regulating the diameter of through hole blocks at the root of fixed cover 11 cover 11 that is fixed, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Fig. 3 and Fig. 4, jump ring 71 is fixed and overlaps 11 grades firmly, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool 32, avoid spool 32 to stretch out sealing ring 14 places that are provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

Referring to Fig. 3, preferred described escapement is arranged on the inner end 51 of described regulating part 5, the inner end of described regulating part 5 is meant that regulating part is positioned at an end of described rifle body 1, the outer end 52 of described regulating part is meant that regulating part is positioned at the external end of described rifle, just, be the manual control end with an end of hand adjustment joint.

Referring to Fig. 1, the foam ca(u)lking gun can also comprise gun barrel 10, and gun barrel 10 and rifle body 1 are connected to form out sap cavity 34, and described back-moving spring 33 is socketed on the described spool 32, and be positioned at the described sap cavity 34 that goes out, one end can act on the described spool 32, and the other end can act on the described rifle body 1, and is simple and reasonable for structure, elastic force is constant, steady quality, cost is low, and is easy for installation.

In order more clearly to understand present embodiment, referring to Fig. 1 and Fig. 2, Fig. 2 is a regulating part among Fig. 1, release mechanism, the decomposition texture schematic diagram of fixed cover and escapement, during assembling first spring 61 and ball 62 are put among the first groove 63a that is provided with on the regulating part 5, pinning ball 62 with hand prevents to come off, simultaneously regulating part 5 and fixed cover 11 are spun mutually by screw thread, ball 62 and spring 61 are entered between regulating part 5 and the fixed cover 11, on the inner end 51 of regulating part 5, escapement is loaded onto then, such as jump ring 71 is blocked, at last fixed cover 11 and rifle body 1 are fixed by screw thread, so just formed the structure of Fig. 1, this is simple in structure, rationally, cost is low, easy for installation, safe and reliable, be fit to produce in enormous quantities.

Referring to Fig. 1, foam ca(u)lking gun with release mechanism can also comprise feed liquor valve 2 and the liquid outlet 31 with feed liquor function, can comprise liquid inlet port 21, closure member 22, second back-moving spring 23 and second sealing ring 24 such as feed liquor valve 2, feed liquor valve 22 can also comprise second holder 25, liquid inlet port 21 seals by second sealing ring 24 mutually with closure member 22, second holder 25 is used for fixing second sealing ring 24, prevents that obscission from appearring in second sealing ring 24.Spool 32 stretches out between sap cavity 34 and the rifle body 11 and can seal mutually by sealing ring 14; improve sealing property; sealing gasket 15 (referring to Fig. 1) or holder 16 (referring to Figure 12) can also be set on sealing ring 14; protection and fixed seal ring 14; improve sealing effectiveness; sealing ring 14 can adopt rubber or plastics to make; can also comprise gun barrel 10, gun barrel 10 and rifle body 1 are connected to form out sap cavity 34, and described back-moving spring 33 is socketed on the described spool 32; and be positioned at the described sap cavity 34 that goes out; one end acts on the described spool 32, and the other end acts on the described rifle body 1, and is simple in structure; cost is low, and is easy for installation.Described spool 32 stretches out a described end that goes out sap cavity 34 and passes described switch 4 and connect a locating part 35, described locating part 35 can drive spool 32 with described switch 4 overlap joints and moves when spurring described switch 4, thereby the blowing agent that enters in the foam ca(u)lking gun is sprayed smoothly, rational in infrastructure, simple.Feed liquor valve 2 can also adopt other to have the structure of feed liquor function, and present embodiment just illustrates.

Embodiment 2:

Referring to Fig. 6 and Fig. 7, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described release mechanism 6 is arranged between described regulating part 5 and the fixed cover 11, further, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole, described regulating part 5 is regulated through hole and can be produced relative displacement with described fixed cover 11 by described second, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, the adjusting telescopic moving is obvious, hold easily and regulate and lock condition, the stability of regulating and locking is high, safe and reliable, further, also comprise the 3rd friction cover 92, described the 3rd friction cover 92 has at least part to be arranged in the described second adjusting through hole, described regulating part 5 is by described the 3rd friction cover 92 and be threaded, and that is to say that the 3rd friction cover 92 is threaded self, and regulating part 5 overlaps 92 with second friction and is threaded, regulating part 5 produces relative displacement with described fixed cover 11, this is simple in structure, rationally, the adjusting telescopic moving is obvious, safe and reliable.

Further, described release mechanism 6 is arranged on the described regulating part 5, one end of described release mechanism 6 acts on the inwall of described the 3rd friction cover 92 (referring to Fig. 7), when rotating regulating part 5, the inwall of release mechanism 6 and the 3rd friction cover 92 produces friction, has avoided regulating part 5 free activity phenomenon to occur effectively, and is safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively.Further, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of described release mechanism 6 contacted described the 3rd friction covers 92, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved stability and the security regulated widely.

Referring to Fig. 6 and Fig. 7, the escapement that prevents described release mechanism 6 dislocations is set on described regulating part 5, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, escapement can have various variations, can be jump ring 71 (referring to Fig. 6 and Fig. 7) such as described escapement, also can be screwed fixture 72 (referring to Figure 16 or Figure 17), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Fig. 6, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the 3rd friction cover 92, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Fig. 6, the jump ring 71 that surpasses the diameter of bore of the 3rd friction cover 92 is blocked by the 3rd friction cover 92 at the root of the 3rd friction cover 92, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Fig. 6, jump ring 71 is lived for 92 grades by the 3rd friction cover, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool, avoid spool 32 to stretch out the sealing ring place that is provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

On the contrary, also can be that described release mechanism 6 is arranged on described the 3rd friction cover 92, one end of described release mechanism 6 acts on the described regulating part 5, further, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with described release mechanism 6 contacted described regulating parts 5 surfaces, its beneficial effect is the same, does not repeat them here.

Embodiment 3:

Referring to Fig. 8 and Fig. 9, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described release mechanism 6 is arranged between described regulating part 5 and the fixed cover 11, further, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole, described regulating part 5 is regulated through hole and can be produced relative displacement with described fixed cover 11 by described second, be threaded with described fixed cover 11 such as described regulating part 5, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, regulate and move obviously, hold easily and regulate and lock condition, the stability of regulating and locking is high, safe and reliable.

Can also comprise the 4th friction cover 93, described the 4th friction cover 93 has at least part to be arranged in the described second adjusting through hole, and regulating part 5 produces relative displacement with described fixed cover 11 and the 4th friction cover 93, and this is simple and reasonable for structure, the adjusting telescopic moving is obvious, and is safe and reliable.

Further, described release mechanism 6 is arranged on the described regulating part 5, one end of described release mechanism 6 acts on the inwall of described the 4th friction cover 93 (referring to Fig. 9), when rotating regulating part 5, the inwall of release mechanism 6 and the 4th friction cover 93 produces friction, avoided regulating part 5 free activity phenomenon to occur effectively, safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively, further, have at least part to make the annular tooth colyliform with the inwall of described release mechanism 6 contacted described the 4th friction covers 93, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved stability and the security regulated widely.

Referring to Fig. 8 and Fig. 9, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, described escapement can be for jump ring 71 (referring to Fig. 8) or screwed fixture 72 (referring to Figure 17), and is simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Fig. 8, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the 4th friction cover 93, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Fig. 8, surpassing second jump ring 71 of regulating the diameter of through hole blocks at the root of fixed cover 11 cover 11 that is fixed, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 telescopic moving back and forth, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Fig. 8, jump ring 71 is fixed and overlaps 11 grades firmly, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool 32, avoid spool 32 to stretch out the sealing ring place that is provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

On the contrary, also can be that described release mechanism 6 is arranged on described the 4th friction cover 93, one end of described release mechanism 6 acts on the described regulating part 5, further, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with described release mechanism 6 contacted described regulating parts 5 surfaces, its beneficial effect is the same, does not repeat them here.

Embodiment 4:

Referring to Figure 10, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, escapement can have various variations, can be jump ring 71 (referring to Fig. 1, Fig. 2 and Fig. 4) such as described escapement, also can be screwed fixture 72 (referring to Figure 10 or Figure 12 or Figure 13), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 10, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the second adjusting through hole 8b of fixture 11, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Figure 10, surpassing second jump ring 71 of regulating the diameter of through hole blocks at the root of fixed cover 11 cover 11 that is fixed, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 telescopic moving back and forth, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Figure 10, jump ring 71 is fixed and overlaps 11 grades firmly, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool, avoid spool 32 to stretch out sealing ring 14 places that are provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

Referring to Figure 10, preferred described escapement is arranged on the inner end 51 of described regulating part 5, the inner end of described regulating part 5 is meant that regulating part is positioned at an end of described rifle body 1, the outer end 52 of described regulating part is meant that regulating part is positioned at the external end of described rifle, just, be the manual control end with an end of hand adjustment joint.

In addition, described escapement is a screwed fixture 72 (referring to Figure 10), can also on screwed fixture 72, pad 73 be set, can increase contact area with fixed cover 11, improve the intensity of screwed fixture 72, screwed fixture can adopt the fixture or the externally threaded fixture of internal thread, screwed fixture 72 is to adopt the internal thread hole that is provided with on external screw thread and regulating part 5 inner ends be connected (with reference to Figure 13) among Figure 10, easy for installation, the intensity height, difficult drop-off makes the amplitude of accommodation control greatlyyer, more reasonable, economical with materials.

Present embodiment is close with embodiment 1, its difference is: be provided with on regulating part 5 and regulate cap 53, regulating part 5 " is connected; like this; regulate cap 53 and can make bigger structure; be more convenient for rotating with hand, in addition, described escapement adopts screwed fixture 72 by fixed screw 54 with adjusting cap 53.

Embodiment 5:

Referring to Figure 11, present embodiment is close with embodiment 1, and its difference is: described regulating part 5 is along described spool 32 axioversion settings, and simple and reasonable for structure, cost is low, and is easy for installation, attractive in fashion, and is easy to adjust, smoothly; In addition, fixed cover 11 is connected by fixed screw 54,54 ' with rifle body 1 and fixes, and is simple and reasonable for structure, easy for installation.

Embodiment 6:

Referring to Figure 12 and Figure 13, described release mechanism is arranged between described regulating part 5 and the rifle body 1, further, on described rifle body 1, be provided with first and regulate through hole 8a, described regulating part 5 is regulated through hole 8a and can be produced relative displacement with described rifle body 1 by described first, further again, described regulating part is threaded with described rifle body, make regulating part 5 produce telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, described release mechanism 6 is arranged on the described regulating part 5, described regulating part 5 is provided with the first groove 63a, described ball 61 and spring 62 are arranged among the described first groove 63a, one end of described release mechanism 6 (ball 61) acts on described first and regulates on the inwall of through hole 8a, make between two contact surfaces and produce impede motion, with described first contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole 8a be disc, regulate along sliding, easily feel, stable and safe and reliable, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevented that regulating part 5 from accident occurring and retreating, improved construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Further, described release mechanism 6 comprises spring 61 and the ball 62 that acts on the spring 61, spring 61 and the ball 62 that acts on the spring 61 are arranged among the first groove 63a of regulating part 5, described ball 62 acts on described first and regulates on the inwall of through hole 8a, make between two contact surfaces and produce impede motion, this structure is regulated and is felt, not only easily but also stable and safe and reliable, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, further, described have at least part to make the annular tooth colyliform with the release mechanism 6 contacted described first adjusting through-hole walls, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, the annular tooth colyliform also can similar annular tongue and groove, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved the stability of regulating widely, when rotating regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, simultaneously, regulating part 5 produces telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, this structure is regulated not only easily but also is stable and safe and reliable, good hand touch, hold the adjusting situation easily, do not think light during rotation, easy to adjust, accurately, improve construction quality and avoid blowing agent wasting phenomenon to occur, when needs lock, rotate regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, regulating part 5 and locating part 35 and spool 32 are locked with feeling when rotated, because the effect of spring 61, ball 62 is contacted with described regulating part 5 and produce top power, improve friction and engaging power more, avoided regulating part 5 free activity phenomenon to occur effectively, also avoided effectively being collided or wiping and caused regulating part 5 phenomenon that rotates easily, thereby make regulating part 5 stably pin locating part 35 and spool 32, the stability that has improved locking is high, child or Drawing switch 4 and the danger that causes foam gap filler to spray have unintentionally been avoided, prevent leakage or unexpected the injection or burning or blast or curing phenomenon effectively

Especially described first regulates through hole 8a inwall has at least part to make annular tooth colyliform or annular concave-convex groove, and described ball 62 contacts with described annular tooth colyliform, and result of use is better, and safety coefficient is higher.

Described regulating part 5 is along described spool 32 axioversion settings, just be arranged on the rearward end of rifle body 1 regulating part 5 tiltings, tilt upward in the outer end of regulating part 5 (manual end) 52, feel is better during adjusting, the convenient adjusting, attractive in fashion, the angle N of the center line of the center line of regulating part 5 and spool 32 is between spending to 65 at 2 degree, easy to operate, good hand touch, result of use is good, and further, the angle N of described regulating part 5 and described spool 32 center lines is preferred (with reference to Figure 27) between 10 degree are spent to 50.

Described back-moving spring 33 is socketed on the described spool 32, and be positioned at the described sap cavity 34 that goes out, one end acts on the described spool 32, the other end acts on the described rifle body 1, referring to Figure 12, it is protruding 321 to be shaped on ear on spool 32, and pad (among the figure mark) is set on ear protruding 321, back-moving spring 33 1 ends act on the pad, and the other end acts on the sealing gasket 15 that is provided with on the rifle body 1.

In order more clearly to understand present embodiment, referring to Figure 12 and Figure 13, Figure 13 is a regulating part among Figure 12, the decomposition texture schematic diagram of release mechanism and escapement, escapement can be screwed fixture 72, during assembling first spring 61 and ball 62 are put among the first groove 63a that is provided with on the regulating part 5, pinning ball 62 with hand prevents to come off, simultaneously regulating part 5 and rifle body 1 are spun mutually by screw thread, ball 62 and spring 61 are entered between regulating part 5 and the rifle body 1, prevent to come off, at the through hole 18 of the side setting of rifle body 1 screwed fixture 72 is put into from through hole 18 then, so that screwed fixture 72 is connected with regulating part 5 and fixes, generally speaking, can be handgrip in the rifle body 1 19 and rifle system composition body structure, screwed fixture 72 is entered from through hole 18 to be connected with regulating part 5 and to fix, again the rifle body " is connected; so just formed the structure of Figure 12; simple in structure; rationally; cost is low; easy for installation by fixed screw 54 with handgrip, safe and reliable, be fit to produce in enormous quantities.

Referring to Figure 12 and 13, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, escapement can have various variations, such as described escapement can for jump ring 71 (referring to Fig. 1, Fig. 2 and Fig. 4), also can be screwed fixture 72 (referring to Figure 10 or Figure 12 or Figure 13), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 12 and Figure 13, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the first adjusting through hole 8a of rifle body 1, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, surpassing the first screwed fixture 72 of regulating the diameter of through hole is blocked by rifle body 1, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Figure 12, screwed fixture 72 is lived for 1 grade by the rifle body, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool, avoid spool 32 to stretch out the sealing ring place that is provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

Embodiment 7:

Referring to Figure 14, present embodiment and Figure 12 are close, release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement, further, described release mechanism 6 is arranged between described regulating part 5 and the rifle body 1, be arranged between described regulating part 5 and the rifle body 1 such as described release mechanism, be provided with first and regulate through hole (with reference to Figure 13) on described rifle body 1, described regulating part 5 is regulated through hole whorl with described rifle body 11 by described first and is connected also and can produces relative displacement with described rifle body 1.

Its difference is: release mechanism 6 is arranged among the three-flute 63c that is provided with on the described rifle body 1, one end of described release mechanism 6 acts on the described regulating part 5, make between two contact surfaces and produce impede motion, with the contact-making surface of an end of described regulating part 5 contacted described release mechanisms 6 be disc, regulate along sliding, easily feeling, it is stable and safe and reliable,, prevent that card from changeing.Further, described have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the contacted described regulating part of release mechanism surface, and friction effect is better, and safety coefficient is higher.

Release mechanism comprises spring 61 and ball 62, ball 62 contacts with regulating part 5 surfaces, simple in structure, rationally, stability is high, result of use is better, further, have at least part to make the annular tooth colyliform with ball 62 contacted regulating parts 5 surfaces, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved the stability of regulating widely, when rotating regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, simultaneously, regulating part 5 produces telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, this structure is regulated not only easily but also is stable and safe and reliable, good hand touch, hold the adjusting situation easily, do not think light during rotation, easy to adjust, accurately, improve construction quality and avoid blowing agent wasting phenomenon to occur, when needs lock, rotate regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, regulating part 5 and locating part 35 and spool 32 are locked with feeling when rotated, because the effect of spring 61, ball 62 is contacted with described regulating part 5 and produce top power, improve friction and engaging power more, avoided regulating part 5 free activity phenomenon to occur effectively, also avoided effectively being collided or wiping and caused regulating part 5 phenomenon that rotates easily, thereby make regulating part 5 stably pin locating part 35 and spool 32, the stability that has improved locking is high, child or Drawing switch 4 and the danger that causes foam gap filler to spray have unintentionally been avoided, prevent leakage or unexpected the injection or burning or blast or curing phenomenon effectively, especially have at least part to make annular tooth colyliform or annular concave-convex shape with the contacted regulating part of ball surface, convenient processing, result of use is better.

Embodiment 8:

Referring to Figure 15, present embodiment and Fig. 1 are close, its difference is: described regulating part 5 is along described spool 32 axioversion settings, just be arranged on the rearward end of rifle body 1, the outer end of regulating part 5 (manual end) 52 tilted upward regulating part 5 tiltings, and feel is better during adjusting, the convenient adjusting, attractive in fashion, its beneficial effect is the same, does not repeat them here.Feed liquor valve 2 can adopt the various structures with feed liquor ability.

Embodiment 9:

Referring to Figure 16, described release mechanism is arranged between described regulating part 5 and the rifle body 1, further, on described rifle body 1, be provided with first and regulate through hole, described regulating part 5 is regulated through hole and can be produced relative displacement with described rifle body 1 by described first, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, it is obvious to regulate telescopic moving, holds easily and regulates and lock condition, the stability of regulating and locking is high, safe and reliable, further, can also comprise the first friction cover 9, the described first friction cover 9 has at least part to be arranged in the described first adjusting through hole, described regulating part 5 is by the described first friction cover 9 and be threaded, and that is to say that the first friction cover 9 is threaded self, and regulating part 5 overlaps 9 with first friction and is threaded, regulating part 5 produces relative displacement with the described rifle body 1 and the first friction cover 9, this is simple in structure, rationally, the adjusting telescopic moving is obvious, safe and reliable.

Further, described release mechanism 6 is arranged on the described regulating part 5, one end of described release mechanism 6 acts on the inwall of the described first friction cover 9, when rotating regulating part 5, the inwall of the release mechanism 6 and the first friction cover 9 produces friction, avoided regulating part 5 free activity phenomenon to occur effectively, safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively, further, have at least part to make the annular tooth colyliform with the inwall of the described release mechanism 6 contacted described first friction covers 9, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved stability and the security regulated widely.

Referring to Figure 16, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, escapement can have various variations, can be jump ring 71 (referring to Fig. 1, Fig. 2 and Fig. 4) such as described escapement, also can be screwed fixture 72 (referring to Figure 16 or Figure 17), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 16, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the first friction cover 9, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Figure 16, the screwed fixture 72 that surpasses the diameter of the first friction cover, 9 endoporus is blocked by the first friction cover 9 at the root of the first friction cover 9, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Figure 16, escapement is lived for 9 grades by the first friction cover, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool, avoid spool 32 to stretch out the sealing ring place that is provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

On the contrary, also can be that described release mechanism 6 is arranged on the described first friction cover 9, one end of described release mechanism 6 acts on the described regulating part 5, further, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with described release mechanism 6 contacted described regulating parts 5 surfaces, its beneficial effect is the same, does not repeat them here.

Embodiment 10:

Referring to Figure 17, described release mechanism 6 is arranged between described regulating part 5 and the rifle body 1, further, on described rifle body 1, be provided with first and regulate through hole, described regulating part 5 is regulated through hole and can be produced relative displacement with described rifle body 1 by described first, be threaded with described rifle body 1 such as described regulating part 5, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part free activity phenomenon to occur effectively, prevent that regulating part from accident occurring and retreating, adjusting moves around obviously, hold easily and regulate and lock condition, the stability of regulating and locking is high, safe and reliable, can also comprise the second friction cover 91, the described second friction cover 91 has at least part to be arranged in the described first adjusting through hole, and regulating part 5 produces relative displacement with the described rifle body 1 and the second friction cover 91, and this is simple in structure, rationally, regulate and move obviously, safe and reliable.

Further, described release mechanism 6 is arranged on the described regulating part 5, one end of described release mechanism 6 acts on the inwall of the described second friction cover 91, when rotating regulating part 5, the inwall of the release mechanism 6 and the second friction cover 91 produces friction, avoided regulating part 5 free activity phenomenon to occur effectively, safe and reliable, improve construction quality and avoid blowing agent wasting phenomenon to occur, prevent and avoided occurring leakage or unexpected the injection or burning or blast or curing phenomenon effectively, further, have at least part to make the annular tooth colyliform with the inwall of the described release mechanism 6 contacted described second friction covers 91, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved stability and the security regulated widely.

Referring to Figure 17, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, described escapement can be for jump ring 71 (referring to Fig. 1, Fig. 2 and Fig. 4) or screwed fixture 72 (referring to Figure 17), and is simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 17, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the second friction cover 91, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Figure 17, surpassing the second screwed fixture 72 of regulating the diameter of through hole blocks at the root of fixed cover 11 cover 11 that is fixed, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Figure 17, screwed fixture 72 is fixed and overlaps 11 grades firmly, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool 32, avoid spool 32 to stretch out sealing ring 14 places that are provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

On the contrary, also can be that described release mechanism 6 is arranged on the described second friction cover 91, one end of described release mechanism 6 acts on the described regulating part 5, further, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with described release mechanism 6 contacted described regulating parts 5 surfaces, its beneficial effect is the same, does not repeat them here.

Embodiment 11:

Referring to Figure 18 and Figure 19, present embodiment is close with embodiment 1, and its difference is the position difference that back-moving spring 33 is provided with.

Described release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement, further, a wherein end of described release mechanism acts on the described regulating part, the other end acts on other parts that cooperate the foam ca(u)lking gun that produces relative displacement with described regulating part, when rotating regulating part 5, the inwall that in regulating part 5 and the fixed cover 11 second regulated through hole produces friction, avoided regulating part 5 free activity phenomenon to occur effectively, described release mechanism 6 be elastic component or described release mechanism 6 for elastic component and and damping piece, described damping piece is arranged on an end of described elastic component, elastic component or elastic component promote damping piece contact-making surface are applied active force, friction when increasing regulating part 5 rotations and smooth and easy, preventing card changes phenomenon.

Further, elastic component can be spring 61 (referring to Figure 19) or steel disc, spring is preferably helical spring, flat spring or stage clip, damping piece can be arranged on an end (referring to Figure 19) of described spring 61 for ball 62, damping piece can or have the T font of cup head for cylinder or bullet-headed or elliposoidal, has part can be inserted in the spring 61 (referring to Figure 24), and is simple and reasonable for structure, cost is low, and is easy for installation.

Further, the damping piece preferred structure is ball 62 (referring to Figure 19), and during rotation regulating part 5, ball 62 is understood self and rotated, prevent that card from changeing, release mechanism 6 can comprise spring 61 and ball 62, and the first groove 63a is set on regulating part 5, and spring 61 and ball 62 are arranged among the first groove 63a, that is to say and be provided with the spring 61 that acts on the ball 62 among the first groove 63a, simple and reasonable for structure, cost is low, and is easy for installation.

Further, described regulating part 5 and cooperate producing with it between other parts of foam ca(u)lking gun of relative displacement is threaded, such as: referring to Figure 18 or Figure 19, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described fixed cover 11 and described rifle body 1 are connected by screw thread and fix, on described fixed cover 11, be provided with second regulate through hole 8b (referring to figs. 2 and 5), described regulating part 5 is threaded by the second adjusting through hole 8b with described fixed cover 11 and can produces relative displacements with described fixed cover 11, make regulating part 5 produce telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, hold lock condition easily.

Described regulating part or cooperate to produce with it in other parts of foam ca(u)lking gun of relative displacement groove is set, described release mechanism is arranged in the described groove, simple in structure, rationally, easy for installation, reduce cost, such as, referring to Figure 19, described release mechanism 6 is arranged among the first groove 63a of described regulating part 5, one end of described release mechanism 6 acts on the inwall of the second adjusting through hole that is provided with on the described fixed cover 11, make between two contact surfaces and produce impede motion, with described second contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole 8b be disc, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevented that regulating part 5 from accident occurring and retreating, improved construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Further, with be provided with in the ball 62 contacted fixed covers 11 in the described release mechanism 6 second regulate through-hole wall and have at least part to make the annular tooth colyliform, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, further, described ring gear, the annular porous, the annular concave-convex groove, the axially parallel of annular matsurface or ring screw groove and described regulating part 5 or with the axioversion of described regulating part 5, friction effect is better, further again, described ring gear, the annular porous, the annular concave-convex groove, the single gear of annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc, like this, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved the stability of regulating widely, when rotating regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, simultaneously, regulating part 5 produces telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, this structure is regulated not only easily but also is stable and safe and reliable, good hand touch, hold the adjusting situation easily, do not think light during rotation, easy to adjust, accurately, improve construction quality and avoid blowing agent wasting phenomenon to occur, when needs lock, rotate regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, regulating part 5 and locating part 35 and spool 32 are locked with feeling when rotated, because the effect of spring 61, ball 62 is contacted with described regulating part 5 and produce top power, friction and engaging power have been improved, avoided regulating part 5 free activity phenomenon to occur effectively, also avoided effectively being collided or wiping and caused regulating part 5 phenomenon that rotates easily, thereby make regulating part 5 stably pin locating part 35 and spool 32, the stability that has improved locking is high, child or Drawing switch 4 and the danger that causes foam gap filler to spray have unintentionally been avoided, prevent leakage or unexpected the injection or burning or blast or curing phenomenon effectively, especially the second adjusting through hole 8b inwall that is provided with on the described fixed cover 11 has at least part to make the annular tooth colyliform, described ball 62 contacts with described annular tooth colyliform or annular concave-convex groove, result of use is better, and safety coefficient is higher.

Referring to Figure 18 to Figure 19, on described regulating part 5, be provided with and prevent the escapement that described release mechanism 6 comes off, guaranteed that release mechanism works safely and reliably, in addition, described escapement is controllable adjustable part 5 and/or spool 32 maximum moving distances also, avoid occurring waste blowing agent or leakage phenomenon, described escapement can be jump ring 71 (referring to Figure 18 and Figure 19) or screwed fixture 72 (referring to Figure 10 or Figure 12 or Figure 13 or Figure 14), simple in structure, cost is low, easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 18 and Figure 19, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the second adjusting through hole 8b of fixture 11, can not dislocate, inner end at regulating part 5 is provided with escapement, when regulating part 5 outwards move certain apart from the time, referring to Figure 18 or Figure 19, surpassing second jump ring 71 of regulating the diameter of through hole blocks at the root of fixed cover 11 cover 11 that is fixed, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, referring to Figure 18 and Figure 19, jump ring 71 is fixed and overlaps 11 grades firmly, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool 32, avoid spool 32 to stretch out sealing ring 14 places that are provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

Present embodiment and Fig. 1 are close, its difference is: described spool 32 stretches out the described sap cavity 34 that goes out, described back-moving spring 33 is arranged on and describedly goes out outside the sap cavity 34, the one end acts on the described spool 32, the other end acts on the described fixed cover 11, further, stretch out the described spool 32 that goes out sap cavity 34 and be connected with locating part 35, described back-moving spring 33 1 ends act on the described locating part 35, the other end acts on the described fixed cover 11, further again, spring base 36 is set on locating part 35, described back-moving spring 33 1 ends act on the described spring base 36, the other end acts on the described fixed cover 11, rational in infrastructure, assembling is simple, is fit to produce in enormous quantities.The setting of back-moving spring 33 also can be a structure as shown in Figure 1.

Embodiment 12:

Referring to Figure 20 and Figure 21, present embodiment and Figure 18 are close, on described fixed cover 11, be provided with second and regulate through hole (with reference to figure 2), described regulating part 5 is regulated through hole whorl with described fixed cover 11 by second and is connected also and can produces relative displacements with described fixed cover 11, regulating part 5 telescopic moving back and forth, not only easily but also safety, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, held lock condition easily.

With Figure 18 difference be:

Described regulating part or cooperate to produce with it in other parts of foam ca(u)lking gun of relative displacement groove is set, described release mechanism is arranged in the described groove, simple in structure, rationally, easy for installation, cost is low, such as, described release mechanism 6 is arranged among the second groove 63b that is provided with on the described fixed cover 11, simple in structure, rationally, easy for installation, reduce cost, one end of described release mechanism 6 acts on the described regulating part 5, make between two contact surfaces and produce impede motion, with the contact-making surface of an end of described regulating part 5 contacted described release mechanisms be disc, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon, further, have at least part to make the annular tooth colyliform with described safe control mechanism 6 contacted described regulating parts 5 surfaces, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, use and safe effect are better, the present embodiment beneficial effect is identical with embodiment 1, does not repeat them here.

Embodiment 13:

Referring to Figure 22 and Figure 23, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole (with reference to figure 2), described regulating part 5 is regulated through hole whorl with described fixed cover 11 by second and is connected also and can produces relative displacements with described fixed cover 11, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, regulate easily safety again, hold lock condition easily.

Described release mechanism 6 is arranged among the first groove 63a that is provided with on the described regulating part 5, the friction hole 8c that matches with the part of described regulating part 5 is set on rifle body 1, one end of described release mechanism 6 acts on the inwall of described friction hole 8c (referring to Figure 22), make between two contact surfaces and produce impede motion, with the contact-making surface of an end of the contacted described release mechanism of inwall in described friction hole be disc, regulate along sliding, not only easily but also safe and reliable, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Referring to Figure 23, have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of friction hole 8c on the described release mechanism 6 contacted described rifle bodies 1, the annular tooth colyliform also can be regarded the annular concave-convex groove as, result of use is better, and safety coefficient is higher.

Further, described ring gear, the annular porous, the annular concave-convex groove, the axially parallel of annular matsurface or ring screw groove and described regulating part 5 or with the axioversion of described regulating part 5, further again, single gear, single groove, or single matsurface cross section is a rectangle, polygon or arc, improve friction and engaging power more, prevent that more effectively regulating part 5 from producing free rotation phenomenon, prevent that regulating part 5 from accident occurring and retreating, improved the stability of regulating widely, when rotating regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, simultaneously, regulating part 5 produces telescopic moving, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, this structure is regulated not only easily but also is stable and safe and reliable, good hand touch, hold the adjusting situation easily, do not think light during rotation, easy to adjust, accurately, improve construction quality and avoid blowing agent wasting phenomenon to occur, when needs lock, rotate regulating part 5, the sensation that will occur rubbing or ' clatter clatter ' sound, regulating part 5 and locating part 35 and spool 32 are locked with feeling when rotated, because the effect of spring 522, ball 52 is contacted with described regulating part 5 and produce top power, improve friction and engaging power more, avoided regulating part 5 free activity phenomenon to occur effectively, also avoided effectively being collided or wiping and caused regulating part 5 phenomenon that rotates easily, thereby make regulating part 5 stably pin locating part 35 and spool 32, the stability that has improved locking is high, has avoided child or Drawing switch 4 and the danger that causes foam gap filler to spray unintentionally, prevents effectively to leak or unexpected the injection or burning or blast or solidify phenomenon.

Embodiment 14:

Referring to Figure 24, present embodiment and Figure 22 are close, be provided with fixed cover 11 between described regulating part 5 and the rifle body 1, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole 8b (with reference to figure 2), described regulating part 5 is regulated through hole whorl with described fixed cover 11 by second and is connected also and can produces relative displacements with described fixed cover 11, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, regulate easily safety again, hold lock condition easily.

Its difference is: described release mechanism 6 is arranged on the described rifle body 1 among the three-flute 63c that is provided with (label not among the figure, with reference to Figure 14), one end of described release mechanism 6 acts on the described regulating part 5, make between two contact surfaces and produce impede motion, with the contact-making surface of an end of described regulating part 5 contacted described release mechanisms be disc, release mechanism 6 comprises damping piece 60 and spring 61, be arranged in the three-flute, can be cylinder or bullet-headed or elliposoidal or T shape round end shape such as damping piece, referring to Figure 24, damping piece 60 has part can be inserted in the spring 61, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon, further, have at least part to make the annular tooth colyliform with described safe control mechanism 6 contacted described regulating parts 5 surfaces, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, use and safe effect are better, the present embodiment beneficial effect is identical with embodiment 1, does not repeat them here.

Embodiment 15:

Referring to Figure 25, Figure 26 and Figure 27, present embodiment is close with embodiment 1, and its difference is:

Be arranged on the rearward end of rifle body 1, just described regulating part 5 and described spool 32 axioversion settings fixed cover 11 and regulating part 5 tiltings.Described regulating part 5 is connected by screw thread with described fixed cover 11 and relative described fixed cover 11 can telescopic moving, the manual control end of regulating part 5 is tilted upward, feel is better during adjusting, the convenient adjusting, attractive in fashion, the angle N of the center line of preferred described fixed cover 11 and regulating part 5 and the center line of spool 32 is that good hand touch is held the adjusting situation easily between spending to 65 at 2 degree, result of use is good, further, referring to Figure 27, the angle N of described regulating part 5 and described spool 32 center lines is preferred at 10 degree between 50 degree, this structure is regulated not only easily but also is stable, good hand touch is held the adjusting situation easily, and is safe and reliable, do not think light during rotation, regulate accurately, simple in structure, easy to use.Also comprise gun barrel 10, gun barrel 10 and rifle body 1 are connected to form out sap cavity 34, described spool 32 stretches out the described sap cavity 34 that goes out, stretch out the described spool 32 that goes out sap cavity 34 and be connected with locating part 35, described back-moving spring 33 is arranged on and describedly goes out outside the sap cavity 34, second fixed cover 13 is set between described spool 32 and the described fixed cover 11, described back-moving spring 33 1 ends act on the locating part 35, the other end of described back-moving spring 33 acts on described second fixed cover 13, make the constant force of back-moving spring 33 keep constant, it is light to pull switch 4 during construction, comfortable, and stable to the sealing of liquid outlet 31, being provided with of back-moving spring 33 can have a lot of variations, also can be that described back-moving spring 33 is socketed on the described spool 32, and be positioned at describedly to go out sap cavity 34, one ends and act on the described spool 32, the other end acts on the described rifle body 1.The release mechanism of present embodiment is identical with embodiment 1, does not repeat them here.

Embodiment 16:

Referring to Figure 28, be provided with fixed cover 11 between regulating part 5 and the rifle body 1, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole, described regulating part 5 is regulated through hole whorl with described fixed cover 11 by second and is connected also and can produces relative displacements with fixed cover 11, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, regulate easily safety again, hold lock condition easily, on described fixed cover 11, be connected with locking cap 12, be provided with the 3rd on the described locking cap 12 and regulate through hole 8d, the described the 3rd regulates through hole is socketed on the described regulating part 5 with matching, described release mechanism 6 is arranged in first groove that is provided with on the described regulating part 5, one end of described release mechanism 6 and the described the 3rd is regulated through hole 8d and is had at least the inwall of part to contact, make between two contact surfaces and produce impede motion, with the described the 3rd contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole 8d be disc, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon.

Further, described have at least part to make the annular tooth colyliform with contacted the described the 3rd inwall of regulating through hole of release mechanism, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, more effectively prevent the release mechanism that described regulating part 5 accidents retreat, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, regulate and move obviously, hold the adjusting situation easily, the stability of regulating and locking is high, improves construction quality and avoids the blowing agent appearance to leak or wasting phenomenon.Be provided with on regulating part 5 and regulate cap 53, " be connected, like this, adjusting cap 53 can be made bigger structure to regulating part 5, is convenient to rotate with hand with regulating cap 53 by fixed screw 54.

Further, prevent the escapement that described release mechanism comes off in setting on the described regulating part 5 between fixed cover 11 and the locking cap 12, also can limit the blowing agent maximum stream flow, also can control to adjust part 5 and/or spool 32 maximum moving distances, safe and reliable, save blowing agent, prevent to leak.Described escapement is jump ring 71 or screwed fixture, and simple in structure, cost is low, and is easy for installation, intensity height, safety coefficient height.

The setting of this escapement has a plurality of advantages: 1, release mechanism must act between other parts of regulating part and foam ca(u)lking gun, such as referring to Figure 28, the friction end that is arranged on the release mechanism on the regulating part 5 moves around on the inwall of the 3rd adjusting through hole 8d of locking cap 12, can not dislocate, when regulating part 5 outwards move certain apart from the time, surpassing the 3rd jump ring 71 of regulating the diameter of the through hole 8d cap 12 that is fixed blocks, thereby limited the maximum moving distance of regulating part 5, even that is to say regulating part 5 moves around, escapement remains between other parts of regulating part and foam ca(u)lking gun release mechanism, prevent that effectively obscission from appearring in release mechanism, more safe and reliable, 2, when regulating part 5 outwards move (retreating) certain apart from the time, be fixed 12 grades on cap of jump ring 71 is lived, limited the maximum moving distance of regulating part 5, thereby can control the maximum moving distance of spool 32, just can control the maximum stream flow of blowing agent, controlling blowing agent effectively the overspray phenomenon occurs and causes the blowing agent waste, influence construction quality, simultaneously, the maximum moving distance of control spool 32, avoid spool 32 to stretch out the sealing ring place that is provided with between rifle body 1 and the rifle body 1 and occurred the phenomenon of leakage easily, also avoided taking place danger such as burning or blast.

Embodiment 17:

Referring to Figure 29, present embodiment and Figure 28 are close, be provided with fixed cover 11 between regulating part 5 and the rifle body 1, described fixed cover 11 is connected with described rifle body 1, on described fixed cover 11, be provided with second and regulate through hole, described regulating part 5 is regulated through hole whorl with described fixed cover 11 by second and is connected also and can produces relative displacements with fixed cover 11, make the user regulating part 5 be moved to the needed position that is used for controlling flow with feeling, hold lock condition easily, on described fixed cover 11, be connected with locking cap 12, be provided with the 3rd on the described locking cap 12 and regulate through hole 8d, the described the 3rd regulates through hole is socketed on the described regulating part 5 with matching.

With Figure 28 difference be: described release mechanism 6 is arranged among the 4th groove 63d that is provided with on the described locking cap 12, one end of described release mechanism 6 acts on the described regulating part 5, make between two contact surfaces and produce impede motion, with the contact-making surface of an end of described regulating part 5 contacted described release mechanisms be disc, regulate along sliding, prevent that card from changeing, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, improve construction quality and avoid blowing agent to occur leaking or wasting phenomenon, further, described have at least part to make the annular tooth colyliform with the contacted described regulating part of release mechanism surface, the annular loose structure, the annular concave-convex groove, annular matsurface or ring screw groove, this structure is regulated not only easily but also is stable and safe and reliable, avoided regulating part 5 free activity phenomenon to occur effectively, prevent that regulating part 5 from accident occurring and retreating, regulate and move obviously, hold the adjusting situation easily, the stability of regulating and locking is high, improves construction quality and avoids the blowing agent appearance to leak or wasting phenomenon.The purpose of present embodiment is that being provided with of release mechanism of explanation can have multiple variation, and Figure 28 is that release mechanism is arranged on the regulating part, and Figure 29 is that release mechanism is arranged on the locking cap 12.

Though below in conjunction with the embodiments the utility model has been made detailed description, those of ordinary skill obviously can be recognized in the art, and previous embodiment only is for the utility model, and non-limiting the utility model.In design scope of the present utility model, can also make multiple variation or distortion to previous embodiment, these variations and distortion all should belong to the protection domain of this patent.

Claims

1. foam ca(u)lking gun with release mechanism, comprise rifle body, feed liquor valve, liquid outlet, spool, switch, be used to make the back-moving spring and the regulating part of valve core reset, it is characterized in that: be provided with one and be used to the release mechanism that prevents that described regulating part accident from retreating, be provided with on the described regulating part and prevent the escapement that described release mechanism comes off.

2. according to the described foam ca(u)lking gun of claim 1, it is characterized in that described release mechanism is arranged on described regulating part and cooperates with it between other parts of the foam ca(u)lking gun that produces relative displacement with release mechanism.

3. according to the described foam ca(u)lking gun of claim 2 with release mechanism, a wherein end that it is characterized in that described release mechanism acts on the described regulating part, and the other end acts on other parts that cooperate the foam ca(u)lking gun that produces relative displacement with described regulating part.

4. according to the described foam ca(u)lking gun of claim 2, it is characterized in that described regulating part and cooperate with it between other parts of the foam ca(u)lking gun that produces relative displacement being threaded with release mechanism.

5. according to the described foam ca(u)lking gun of claim 2 with release mechanism, it is characterized in that described regulating part or cooperate with it in other parts of the foam ca(u)lking gun that produces relative displacement groove is set, described release mechanism is arranged in the described groove.

6. according to one of any described foam ca(u)lking gun of claim 1 to 5, it is characterized in that described release mechanism is to utilize friction to make regulating part produce motion-impeding mechanism with release mechanism.

7. according to one of any described foam ca(u)lking gun of claim 1 to 5, it is characterized in that described release mechanism comprises that elastic component or described release mechanism comprise elastic component and damping piece with release mechanism.

8. according to the described foam ca(u)lking gun of claim 7, it is characterized in that described damping piece has at least part to be arranged on an end of described elastic component with release mechanism.

9. the described according to Claim 8 foam ca(u)lking gun with release mechanism is characterized in that the described damping piece that is arranged on an end of described elastic component has at least part to be disc.

10. according to the described foam ca(u)lking gun of claim 7, it is characterized in that described elastic component is a spring with release mechanism.

11., it is characterized in that described damping piece is ball or T shape round end shape according to the described foam ca(u)lking gun of claim 7 with release mechanism.

12. according to the described foam ca(u)lking gun with release mechanism of claim 7, it is characterized in that described elastic component is a spring, described damping piece is ball or T shape round end shape.

13., it is characterized in that described regulating part is positioned at the rearward end of described rifle body according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism.

14. according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism, it is characterized in that described regulating part along described poppet shaft to be provided with or with described poppet shaft to being obliquely installed.

15., it is characterized in that being provided with on the described regulating part adjusting cap according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism.

16., it is characterized in that described release mechanism is arranged between described regulating part and the rifle body according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism.

17. according to the described foam ca(u)lking gun of claim 16 with release mechanism, it is characterized in that described release mechanism is arranged between described regulating part and the rifle body, be provided with first and regulate through hole on described rifle body, described regulating part is regulated through hole and can be produced relative displacement with described rifle body by described first.

18., it is characterized in that described regulating part is threaded with described rifle body according to the described foam ca(u)lking gun of claim 17 with release mechanism.

19., it is characterized in that according to the described foam ca(u)lking gun of claim 18 with release mechanism

Described release mechanism is arranged on the described regulating part, and an end of described release mechanism acts on described first and regulates on the inwall of through hole,

20., it is characterized in that according to the described foam ca(u)lking gun of claim 17 with release mechanism

Also comprise the first friction cover, the described first friction cover has at least part to be arranged on described first to regulate in the through hole, and described regulating part passes the described first friction cover and is threaded,

21., it is characterized in that according to the described foam ca(u)lking gun of claim 20 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of the contacted described first friction cover of described release mechanism,

22., it is characterized in that according to the described foam ca(u)lking gun of claim 18 with release mechanism

Also comprise the second friction cover, the described second friction cover has at least part to be arranged on described first to regulate in the through hole, and described regulating part is by the described second friction cover.

23., it is characterized in that according to the described foam ca(u)lking gun of claim 22 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of the contacted described second friction cover of described release mechanism,

24., it is characterized in that according to the described foam ca(u)lking gun of claim 19 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted described first inwall of regulating through hole of described release mechanism,

25. according to the described foam ca(u)lking gun of claim 19 with release mechanism, it is characterized in that described regulating part is provided with first groove, described release mechanism is arranged in described first groove, on the perhaps described rifle body three-flute is set, and described release mechanism is arranged in the described three-flute.

26. according to the described foam ca(u)lking gun of claim 19 with release mechanism, it is characterized in that with described first contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole be disc, perhaps the contact-making surface with an end of the contacted described release mechanism of described regulating part is a disc.

27., it is characterized in that an end of described release mechanism is between 1000 grams at 100 grams to described contacted inwall or surperficial active force according to the described foam ca(u)lking gun of claim 19 with release mechanism.

28. according to the described foam ca(u)lking gun of claim 24 with release mechanism, it is characterized in that described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove and described regulating part axially parallel or with the axioversion of described regulating part.

29., it is characterized in that the single gear of described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc according to the described foam ca(u)lking gun of claim 24 with release mechanism.

30. according to the described foam ca(u)lking gun of claim 24 with release mechanism, it is characterized in that described release mechanism is that elastic component or described release mechanism are elastic component and damping piece, described damping piece is arranged on an end of described elastic component, described damping piece is a ball, and the diameter that described ball enters the degree of depth and described ball in described ring gear, annular porous, annular concave-convex groove, annular matsurface or the ring screw groove is than less than 1/3.

31. according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism, it is characterized in that being provided with fixed cover between described regulating part and the rifle body, described release mechanism is arranged between described regulating part and the fixed cover, and perhaps described release mechanism is arranged between described regulating part and the rifle body.

32. according to the described foam ca(u)lking gun of claim 31 with release mechanism, it is characterized in that being provided with fixed cover between described regulating part and the rifle body, described fixed cover is connected with described rifle body, be provided with second and regulate through hole on described fixed cover, described regulating part is regulated through hole and can be produced relative displacement with described fixed cover by described second.

33., it is characterized in that described regulating part is threaded with described fixed cover according to the described foam ca(u)lking gun of claim 32 with release mechanism.

34. according to the described foam ca(u)lking gun with release mechanism of claim 33, it is characterized in that described release mechanism is arranged on the described regulating part, an end of described release mechanism acts on the inwall of the second adjusting through hole that is provided with on the described fixed cover,

35., it is characterized in that according to the described foam ca(u)lking gun of claim 31 with release mechanism

Also comprise the 3rd friction cover, described the 3rd friction cover has at least part to be arranged on described second to regulate in the through hole, and described regulating part is by described the 3rd friction cover and be threaded,

36., it is characterized in that according to the described foam ca(u)lking gun of claim 35 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of contacted described the 3rd friction cover of described release mechanism,

37., it is characterized in that according to the described foam ca(u)lking gun of claim 33 with release mechanism

Also comprise the 4th friction cover, described the 4th friction cover has at least part to be arranged on described second to regulate in the through hole, and described regulating part is by described the 4th friction cover,

38., it is characterized in that according to the described foam ca(u)lking gun of claim 37 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with the inwall of contacted described the 4th friction cover of described release mechanism,

39., it is characterized in that according to the described foam ca(u)lking gun of claim 34 with release mechanism

Have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted described second inwall of regulating through hole of described release mechanism,

40. according to the described foam ca(u)lking gun of claim 34 with release mechanism, it is characterized in that described regulating part is provided with first groove, described release mechanism is arranged in described first groove, perhaps described fixed cover is provided with second groove, described release mechanism is arranged in described second groove, on the perhaps described rifle body three-flute is set, described release mechanism is arranged in the described three-flute.

41. according to the described foam ca(u)lking gun of claim 34 with release mechanism, it is characterized in that the contact-making surface with an end of the contacted described release mechanism of described regulating part is a disc, be disc with described second contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole perhaps, perhaps the contact-making surface with an end of the contacted described release mechanism of inwall in described friction hole is a disc.

42., it is characterized in that an end of described release mechanism is between 1000 grams at 100 grams to described contacted inwall or surperficial active force according to the described foam ca(u)lking gun of claim 34 with release mechanism.

43. according to the described foam ca(u)lking gun of claim 39 with release mechanism, it is characterized in that described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove and described regulating part axially parallel or with the axioversion of described regulating part.

44., it is characterized in that the single gear of described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc according to the described foam ca(u)lking gun of claim 39 with release mechanism.

45. according to the described foam ca(u)lking gun of claim 39 with release mechanism, it is characterized in that described release mechanism is that elastic component or described release mechanism are elastic component and damping piece, described damping piece is arranged on an end of described elastic component, described damping piece is a ball, and the diameter that described ball enters the degree of depth and described ball in described ring gear, annular porous, annular concave-convex groove, annular matsurface or the ring screw groove is than less than 1/3.

46. according to one of any described foam joint filling gun with release mechanism of claim 1 to 5; It is characterized in that being provided with fixed cover between described regulating part and the rifle body; Described fixed cover is connected with described rifle body; Arrange second at described fixed cover and regulate through hole; Described regulating part is regulated through hole whorl with described fixed cover by described second and is connected also and can produces relative displacement with described fixed cover; Be connected with locking cap at described fixed cover; Arrange the 3rd on the described locking cap and regulate through hole; Described locking cap is regulated through hole by the described the 3rd and is socketed on the described regulating part

47., it is characterized in that according to the described foam ca(u)lking gun of claim 46 with release mechanism

Described have at least part to make annular tooth colyliform, annular loose structure, annular concave-convex groove, annular matsurface or ring screw groove with contacted the described the 3rd inwall of regulating through hole of release mechanism,

48. according to the described foam ca(u)lking gun of claim 46 with release mechanism, it is characterized in that described regulating part is provided with first groove, described release mechanism is arranged in described first groove, in the perhaps described locking cap the 4th groove is set, and described release mechanism is arranged in described the 4th groove.

49. according to the described foam ca(u)lking gun of claim 46 with release mechanism, it is characterized in that the contact-making surface with an end of the contacted described release mechanism of described regulating part is a disc, is disc with the described the 3rd contact-making surface of an end of regulating the contacted described release mechanism of inwall of through hole perhaps.

50., it is characterized in that an end of described release mechanism is between 1000 grams at 100 grams to described contacted inwall or surperficial active force according to the described foam ca(u)lking gun of claim 46 with release mechanism.

51. according to the described foam ca(u)lking gun of claim 47 with release mechanism, it is characterized in that described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove and described regulating part axially parallel or with the axioversion of described regulating part.

52., it is characterized in that the single gear of described ring gear, annular porous, annular concave-convex groove, annular matsurface or ring screw groove, single hole, single groove or single matsurface cross section are rectangle, polygon or arc according to the described foam ca(u)lking gun of claim 47 with release mechanism.

53. according to the described foam ca(u)lking gun of claim 47 with release mechanism, it is characterized in that described release mechanism is that elastic component or described release mechanism are elastic component and damping piece, described damping piece is arranged on an end of described elastic component, described damping piece is a ball, and the diameter that described ball enters the degree of depth and described ball in described ring gear, annular porous, annular concave-convex groove, annular matsurface or the ring screw groove is than less than 1/3.

54., it is characterized in that described escapement is arranged on the inner end of described regulating part according to one of any described foam ca(u)lking gun of claim 1 to 5 with release mechanism.

55., it is characterized in that described escapement is jump ring or screwed fixture according to the described foam ca(u)lking gun of claim 54 with release mechanism.

56., it is characterized in that described escapement is set in place on the described regulating part between described fixed cover and the locking cap according to the described foam ca(u)lking gun of claim 46 with release mechanism.

57., it is characterized in that described escapement is jump ring or screwed fixture according to the described foam ca(u)lking gun of claim 56 with release mechanism.