CN2821027Y - Foaming tool - Google Patents

Abstract

The utility model relates to a foaming tool, which comprises a casing, liquid outlet valves, liquid inlet valves and a switch gear, the liquid outlet valves and the liquid inlet valves are arranged in the casing, and the switch gear can cause the liquid outlet valves to be opened and closed. The utility model is characterized in that the foaming tool also comprises at least one locking mechanism, which can disassemble or lock at least partial liquid outlet valves and/or at least partial liquid inlet valves. The structure not only can conveniently clean or exchange the leaking, or blocked, or damaged component parts of the foaming tool, but also can simultaneously and effectively prevent and avoid the phenomenon of leakage or blockage, extends the usage time and simultaneously saves materials.

Description

A kind of foaming instrument

Technical field

The utility model relates to a kind of foaming instrument of foam filling agent.

Background technology

About the door in the house, the window percolation-proof is installed or the slit is filled up, the insulation that air-conditioning is installed, application of anti-leakage layers, fill in the surplus hole of various piping erection, combined socket and switch and the relevant installation that needs insulation etc., generally all adopting foam filling agent is raw material, during use, by foaming instrument foam filling agent is quantitatively discharged and reach installation, joint filling, mending-leakage, insulation, insulation or purpose such as bonding, foam filling agent generally is for having the liquid state of air pressure in the cavity of foaming instrument, when opening the fluid mouth by the switching device in the foaming instrument, the foam filling agent that ejects is cured and is bonded in needed place, but, exist the shortcoming of following several respects during the passage of this foam filling agent that possesses high viscosity by foaming instrument; 1. foaming instrument uses whole passage in back or feed liquor valve or liquid valve to be very easy to putting aside the foam filling agent of solidifying by a period of time ground, causes foaming instrument to scrap because of seepage or obstruction.If 2. the seal degree of liquid valve or feed liquor valve does not reach standard or a seepage phenomenon is arranged slightly, the foam filling agent in the foaming instrument is easy to seepage or curing and has shortened application life.3. because the required precision of liquid valve and feed liquor valve is very high, and be arranged on housing in appearance or the end, so be very easy to be collided or deposit improper and cause damage, therefore, the as easy as rolling off a log seepage of foaming instrument on the existing market or obstruction or damage, the consumption that causes foaming instrument is huge and wasted resource.

Summary of the invention

The purpose of this utility model is the defective that exists at above-mentioned prior art and a kind of part that can clear up or change damage in the foaming instrument or seepage or obstruction easily of proposing can prevent and avoid seepage or clogging again simultaneously effectively.

Another purpose of the present utility model is both to have prolonged application life, has saved material, the foaming instrument of being convenient to produce in enormous quantities simultaneously again.

In order to realize the foregoing invention purpose, the utility model adopts following technical scheme: it comprises housing, liquid valve, feed liquor valve and switching device, liquid valve and feed liquor valve are installed in the housing, switching device can make liquid valve open or cut out, and it is characterized in that: also be included in and be provided with on the housing that at least one is detachable or lock and describedly have partly liquid valve at least and/or describedly have the partly locking mechanism of feed liquor valve at least.

Described housing is arranged to dismountable minute body structure, first housing and second housing that housing are divided into to dock mutually, described liquid valve and feed liquor valve have at least part to be installed in second housing, also are included in described first housing and with the mutual joint of second housing locking mechanism that at least one could dismantle or lock second housing relatively are set.

The junction of described liquid valve and/or described feed liquor valve and described housing is provided with that at least one is detachable or lock and describedly have partly liquid valve at least and/or describedly have the partly locking mechanism of feed liquor valve at least.

The mutual joint of described second housing and first housing is made convex body or concave volume, and described first housing and the mutual joint of second housing are made the structure that convex body on concave volume or convex body and described second housing or concave volume match.

Described liquid valve comprises fluid mouth, spool and first back-moving spring, and described feed liquor valve comprises liquid inlet port, closure member and second back-moving spring, and described switching device is connected with spool in the described liquid valve or overlap joint mutually.

Described locking mechanism is screw piece or nut.

Described locking mechanism comprises movable part and has the locking piece of elastic construction.

Described locking mechanism comprises locking piece and the 3rd back-moving spring.

Described spool is arranged to the branch body structure, makes described spool be divided into first spool and second spool; Also be included between first spool and second spool linkage is set.

Described linkage is nut or screw piece.

Described linkage comprises connector and groove or projection.

The utility model is provided with on housing that at least one is detachable or lock the described locking mechanism that has liquid valve partly and/or feed liquor valve at least, when the whole passage in feed liquor valve or liquid valve or the foaming instrument seepage or obstruction occur or damages phenomenon, open the locking mechanism on the foaming instrument, feed liquor valve and/or liquid valve can be cleared up or change, like this, be equivalent to and increased a new foaming instrument newly, and actual be only to clear up or changed few part part, and most part is got back again and to be utilized, seepage or damage or clogging had both been solved, prolong application life again, saved material simultaneously again.

Further, especially the spool in the liquid valve also is arranged to the branch body structure, make spool be divided into first spool and second spool, also between first spool and second spool, be provided for being connected the linkage of first spool and second spool, when feed liquor valve and/or liquid valve need be changed or clear up, change by relative linkage separates first spool and second spool, like this, makes cleaning of feed liquor valve and/or liquid valve or transposing more easily.

Description of drawings

Fig. 1 is the structure cross-sectional schematic of first kind of embodiment of the utility model.

Structure cross-sectional schematic when Fig. 2 separates with second housing for first housing among Fig. 1.

Fig. 3 is the structure cross-sectional schematic of second kind of embodiment part of the utility model.

Fig. 4 is the structure cross-sectional schematic of the third embodiment part of the utility model.

Fig. 5 is the structure cross-sectional schematic of the 4th kind of embodiment part of the utility model.

Fig. 6 is the structure cross-sectional schematic of the 5th kind of embodiment part of the utility model.

Fig. 7 is the structure cross-sectional schematic of a kind of embodiment part of first spool when being connected with second spool.

Fig. 8 is the structure cross-sectional schematic of the another kind of embodiment part of first spool when being connected with second spool.

Fig. 9 is the structure cross-sectional schematic of another the embodiment part of first spool when being connected with second spool.

Figure 10 is the structure for amplifying cross-sectional schematic of liquid valve among Fig. 1.

Figure 11 is the structure cross-sectional schematic of the another kind of embodiment of liquid valve.

Figure 12 is the structure cross-sectional schematic of the 6th kind of embodiment of the utility model.

Structure cross-sectional schematic when Figure 13 separates for the junction of the liquid valve among Figure 12 and feed liquor valve and housing.

Figure 14 is the partial structurtes cross-sectional schematic of the 7th kind of embodiment of the utility model.

Partial structurtes cross-sectional schematic when Figure 15 separates for the junction of Figure 14 feed liquor valve and housing.

Figure 16 is the partial structurtes cross-sectional schematic of the 8th kind of embodiment of the utility model.

Figure 17 is Figure 16 locking mechanism, liquid valve and the housing partial structurtes cross-sectional schematic when separating.Among the figure:

The 1-housing 11-first housing 110-concave volume 112-stops other end 223-the 3rd recess 226-groove 23-first back-moving spring 24-the 3rd sealing ring 3-feed liquor valve 30-second sealing ring 31-liquid inlet port 310-first recess 32-closure member 33-second back-moving spring 34-the 4th sealing ring 4-switching device 5-locking mechanism 50-screw piece 51-nut 52-second a recess 53-movable part 54 of an end 2221-shoulder 2222-second spool of the other end 222-second spool 2220-second spool of an end 2211-first spool of the 12-second housing 121-convex body 2-liquid valve 20-first sealing ring 21-fluid mouth 22-spool 221-first spool 2210-first spool, 54 '-an end 55-the 3rd back-moving spring 6-linkage 61 of locking piece 541-locking piece, 62,63-nut 64-connector 65-screw piece 71,71 '-the first fixture 72-, the second fixture 8-adjuster 9-the 5th sealing ring 91-keeper

The specific embodiment

A kind of foaming instrument of the present utility model, referring to Fig. 1-6 and Figure 12-16, it comprises housing 1, liquid valve 2, feed liquor valve 3 and switching device 4, liquid valve 2 and feed liquor valve 3 are installed in the housing 1, switching device 4 can make liquid valve 2 open or close, also be included in be provided with on the housing 1 at least one detachable or lock described have at least partly liquid valve 2 and or/describedly have the partly locking mechanism 5 of feed liquor valve 3 at least, when seepage or damage or clogging appear in the whole passage in liquid valve 2 or feed liquor valve 3 or the foaming instrument, as long as open locking mechanism 5, just can unload and have part liquid valve 2 at least and/or have partly feed liquor valve 3 at least, clear up or change again new at least partly liquid valve 2 and/or feed liquor valve 3 again, at least partly liquid valve 2 and/or the feed liquor valve 3 that to clear up the back by locking mechanism 5 then or newly change are locked into one with housing 1, like this, can make foaming instrument obtain again using again, be equivalent to and increased a new foaming instrument newly, and actual be only to have changed or cleared up liquid valve 2 and/or the feed liquor valve 3 that has at least partly, most part is got back and is utilized again in the foaming instrument, this structure, seepage or damage or clogging that foaming instrument occurs had both been solved, prolong application life again, saved material simultaneously again.

Below housing is arranged to dismountable minute body structure, first housing and second housing that housing are divided into to dock mutually, liquid valve and feed liquor valve have at least part to be installed in second housing, and the mutual joint that also is included in first housing and second housing is provided with at least one locking mechanism that can dismantle or lock second housing relatively and illustrates:

Referring to Fig. 1, housing 1 is divided into first housing 11 and second shell 12 that can dock mutually, have at least part liquid valve 2 and feed liquor valve 3 to be installed in second housing 12, mutual joint at second housing 12 and first housing 11 is made convex body 121, make the structure that concave volume 110 matches with convex body 121 on second housing 12 at first housing 11 and the mutual joint of second housing 12, can dismantle or lock the locking mechanism 5 of second housing 12 relatively in first housing 11 and the mutual joint setting of second housing 12, locking mechanism 5 is for being arranged on rotating screw piece 50 on first housing 11, otherwise, also the part of first housing can be made convex body, the part of second housing is made the structure that concave volume matches with the convex body of first housing, and locking mechanism 5 also can be for being arranged on the screw piece on second housing.When the liquid valve in the foaming instrument 2 and/or feed liquor valve 3 is damaged or seepage or when stopping up, or the whole passage generation seepage in the foaming instrument or when stopping up, rotation and unclamp screw piece 50, thereby second housing 12 in the housing 1 and first housing 11 are separated (referring to Fig. 2), change the second new housing 12 then, in the concave volume 110 on 121 reeves of the convex body on second housing 12, first housing 11, again the screw piece on first housing 11 50 is screwed in and withstand the convex body 121 of second housing 12 and do not allow second housing 12 loosening, thereby make first housing 11 and the second new housing 12 lock together (referring to Fig. 1), not only solve seepage or obstruction or damaged phenomenon, and, saved the whole parts in first housing 11.In order to improve the locking effect of screw piece 50 more, can also set up a cover screw piece again at the side of screw piece 50.

In order to improve the locking effect of screw piece 50, on the corresponding position of the convex body 121 of second housing 12 and screw piece 50, second recess 52 is set, when screw piece 50 down rotates, one end of screw piece 50 enters in second recess 52, thus make convex body 121 in second housing 12 very stable, locked by the screw piece 50 on first housing 11 very securely.

Referring to Fig. 1 and Figure 10, liquid valve 2 can comprise fluid mouth 21, spool 22 and first back-moving spring 23, and fluid mouth 21 and spool 22 be by the elastic force effect of first back-moving spring 23 and sealing mutually, spool 22 be connected with switching device 4 (or tower connects); Feed liquor valve 3 can comprise liquid inlet port 31, closure member 32 and second back-moving spring 33, liquid inlet port 31 and closure member 32 sealing mutually by the elastic force effect of second back-moving spring 33.

When needs are changed liquid valve 2 in second housing 12 or feed liquor valve 3, unclamp screw piece 50, can make part part fluid mouth 21 in the liquid valve 2 and feed liquor valve 3 along with second housing 12 is dismantled together, can utilize once more and the spool 22 and first back-moving spring 23 can be connected on first housing 11, from and reduced cost.

The locking mechanism that second housing could be dismantled or lock to the mutual joint setting of first housing and second housing relatively can also have multiple variation, such as:

Referring to Fig. 3, partial structurtes cross-sectional schematic when there is shown first housing 11 and second housing 12 and connecting, emphasis shows the structure of first housing 11 and second housing, 12 mutual joints, at the concave volume 110 of first housing 11 and the convex body 121 mutual joints of second housing 12 locking mechanism 5 is set, also the joint of first housing and second housing can be made convex body, the joint of second housing and first housing is made concave volume and described convex body cooperatively interacts, locking mechanism 5 can also be the nut 51 that has internal thread, locking mechanism 5 can be installed on first housing 11, and can spin mutually with the external screw thread on second housing 12, locking mechanism also can be installed on second housing, when needs are changed second housing 12, the nut 51 that will spin mutually with the external screw thread on second housing 12 withdraws from, so just can remove locking, unload second housing 12 then, again the convex body on the second new housing 12 121 is inserted in the concave volume 110 of first housing 11, then the screw thread on the nut 51 and second housing 12 is screwed, thereby second housing 12 is fused with 11 lockings of first housing firmly.

Referring to Fig. 4, partial structurtes cross-sectional schematic when there is shown first housing 11 and second housing 12 and connecting, emphasis shows the structure of first housing 11 and second housing, 12 mutual joints, at the concave volume 110 of first housing 11 and the convex body 121 mutual joints of second housing 12 locking mechanism 5 is set, locking mechanism 5 can comprise locking piece 54 and the 3rd back-moving spring 55, locking mechanism 5 is installed on first housing 11, one end 541 of locking piece 54 can put in second recess 52 that second housing 12 is provided with, locking piece 54 is fixed by screwed fixture, otherwise, also can be on first housing 11, to make convex body, make concave volume and match with described convex body on second housing 12, locking mechanism can also be installed on second housing.When needs are changed the second new housing 12, the locking piece 54 that is installed on first housing 11 is outwards spurred, make an end 541 that stretches at second recess 52 leave second recess 52, thereby second housing 12 can be separated with first housing 11, the convex body 121 that again the second new housing 12 is provided with inserts in the concave volume 110 of first housing 11, elastic force by the 3rd back-moving spring 55 extend in second recess 52 on the second new housing 11 end 541 of locking piece 54 second housing 12 is locked in place, thereby makes the second new housing 12 firmly with 11 lockings of first housing and fuse.

Referring to Fig. 5, partial structurtes cross-sectional schematic when there is shown first housing 11 and second housing 12 and connecting, emphasis shows the structure of first housing 11 and second housing, 12 mutual joints, at the concave volume 110 of first housing 11 and the convex body 121 mutual joints of second housing 12 locking mechanism 5 is set, locking mechanism 5 can also comprise the movable part 53 on the concave volume 110 that is arranged on first housing 11, with, on the convex body 121 of second housing 12, be provided with flexible locking piece 54 ', otherwise, also the part of first housing can be made convex body, the part of second housing is made the structure that concave volume matches with convex body on first housing, also can on second housing, movable part be set, on first housing, be provided with flexible locking piece.Can also on concave volume 110, be provided with and stop position 112, when pressing movable part 53 with subordinate, one end of movable part 53 act on elastic locking piece 54 ' on, make locking piece 54 ' leave prevention position 112 on first housing 11 toward moving down, thereby second housing 12 is successfully separated with first housing 11, when needs are changed the second new housing 12, in the concave volume 110 on 121 reeves of the convex body on second housing 12, first housing 11, at this moment, because elastic locking piece 54 ' (flexure strip) exceeds the plane of the convex body 121 of second housing 12 when resetting, and blocked, thereby second housing 12 is fused firmly with 11 lockings of first housing by the prevention position 112 in the concave volume 110 on first housing 11.

Referring to Fig. 6, partial structurtes cross-sectional schematic when there is shown first housing 11 and second housing 12 and connecting, emphasis shows the structure of first housing 11 and second housing, 12 mutual joints, at the concave volume 110 of first housing 11 and the convex body 121 mutual joints of second housing 12 locking mechanism 5 is set, locking mechanism 5 can also comprise the movable part 53 that is arranged on first housing 11, be arranged on the locking piece 54 that has the 3rd back-moving spring 55 on the convex body 121 of second housing 12 ', otherwise, also the part of first housing can be made convex body, the part of second housing is made the structure that concave volume matches with convex body on first housing, also can on second housing, movable part be set, locking piece and the 3rd back-moving spring are set on first housing.Can also on the concave volume 110 of first housing 11, be provided with and stop position 112, when pressing movable part 53 with subordinate, one end of movable part 53 act on locking piece 54 ' on, make locking piece 54 ' leave prevention position 112 on first housing 11 toward moving down, thereby second housing 12 is successfully separated with first housing 11, when needs are changed the second new housing 12, in the concave volume 110 on 121 reeves of the convex body on the second new housing 12, first housing 11, at this moment, unclamp movable part 53, because the elastic force of the 3rd back-moving spring 55 makes locking piece 54 ' exceed when the resetting plane of the convex body 121 of second housing 12, and blocked, thereby second housing 12 is fused firmly with 11 lockings of first housing by the prevention position 112 in the concave volume 110 of first housing 11.

Referring to Fig. 1, for the transposing that makes second housing 12 convenient, spool 22 can be divided into first spool 221 and second spool 222, shape of threads is made in one end, 2210 corresponding sections of the other end 2222 of second spool 222 and first spool 221, also be included on the end 2210 of first spool 221 linkage 6 is set, linkage 6 can be the nut 61 that has internal thread, referring to Fig. 1 and Fig. 2, when second housing 12 needs transposing, can at first rotate the nut 61 and the screw thread on second spool 222 that are installed on first spool 221 throws off, first spool 221 is separated with second spool 222, like this, be that removing of first housing 11 and second housing 12 brings convenience (referring to Fig. 2); After changing the second new housing 12, nut 61 on first spool 221 is screwed on the screw thread of the other end 2222 of the second new spool 222, first spool 221 and new second spool 222 are linked into an integrated entity, thereby avoid causing the phenomenon of leakage when having realized convenience transposing and transposing.

Referring to Fig. 7, also can be that an end 2210 of first spool 221 is also made shape of threads, make nut 62 with threaded engagement and be installed in rotation on the described end 2210.Also can be that nut 61 or 62 is installed on second spool 222, make shape of threads at the joint of first spool 221 and second spool 222 then, be convenient to rotation.

Described spool is arranged to the branch body structure, makes spool be divided into first spool and second spool, and also being included in the structure that linkage is set between first spool and second spool can also have multiple variation, such as:

Referring to Fig. 8, partial structurtes cross-sectional schematic when there is shown first spool 221 and being connected with second spool 222, emphasis shows the structure that linkage 6 is set between first spool 221 and second spool 222, linkage 6 can also comprise the connector 64 that is arranged on movable (rotation) on first spool 221, with the groove 226 that is arranged on second spool 222, it also can be projection, otherwise, linkage can also be included in the connector that movable (rotation) is set on second spool, with groove or projection are set on first spool, when needs first spool 221 and second spool 222 separately the time, pull the connector 64 that originally is stuck on the groove 226, the connector 64 that is connected versatilely on first spool 221 is thrown off with groove 226, thereby reach the purpose that to change the second new housing easily.

Referring to Fig. 9, partial structurtes cross-sectional schematic when there is shown first spool 221 and being connected with second spool 222, emphasis shows the structure that linkage 6 is set between first spool 221 and second spool 222, the part of first spool 221 can be provided with the 3rd recess 223, the part of second spool 222 can extend in the 3rd recess 223, on the perisporium of the 3rd recess 223, be provided with the horizontal through hole of screw thread, linkage 6 is installed in the horizontal through hole, linkage 6 can be screw piece 65, when first spool 221 needs to be connected with second spool 222, can pass through to rotate and lock screw spare 65, first spool 221 and second spool 222 are locked together by screw piece 65, when screw piece 65 unclamps, can make 222 dismountings of second spool, clear up or change the second new spool more again.With contacted second spool 222 of screw piece 65 1 ends on be provided with the groove 226 of annular, screw piece 65 time is stuck on the position of groove 226 in locking, improved the effect of locking.

When pulling moving switching device 4, first spool 221 that switching device 4 spurs in the spool 22 that is attached thereto on the liquid valve 2 that connects (or tower connects), and drive second spool 222 and move and make fluid mouth 21 open-minded, thereby enter in the body of foaming instrument after making foam filling agent from irritate body, enter liquid inlet port 31, at last by 21 ejections of fluid mouth.Switching device 4 is connected with spool 22 or overlaps mutually, also can having partly, spool 22 is exposed at outside the passage of foaming instrument, referring to Fig. 1, between second housing 12 and second spool 222, the 5th sealing ring 9 is set, prevented in passage and the seepage phenomenon appears in outer second spool 222 and the joint of second housing 12, also on the 5th sealing ring 9, be provided with keeper 91, prevented that the 5th sealing ring 9 from coming off.Rotatable adjuster 8 can be set at the rear portion of housing 1, and purpose is by the precession of adjuster 8 or screws out by-pass cock device 4 to draw the weak point or the length (long or short) of distance, thus control foam filling agent spray volume less or many.

Referring to Figure 10 and Figure 11, in order to improve the sealing effectiveness of fluid mouth in the liquid valve 2 21 and spool 22 better, the 3rd sealing ring 24 is set between fluid mouth 21 and spool 22, one end 2220 of second spool 222 in the spool 22 is made and is dwindled shape and form shoulder 2221, shoulder 2221 is squeezed on the inner edge of the 3rd sealing ring 24, when second spool 222 when pulled, can make the fluid mouth 21 can slot millings and foam filling agent is discharged.Generally speaking, it is preferred that the 3rd sealing ring 24 adopts special material that can anti-butane gas, and, first fixture 71 be used for fixing the 3rd sealing ring 24 (or 71 ') also is set on the 3rd sealing ring 24, thereby has guaranteed that the 3rd sealing ring 24 can not be subjected to the foam filling agent of strong viscosity to cause the 3rd sealing ring 24 to come off because of constantly spurring back and forth of spool 22 or is out of shape or breaks.

Further, in order to make the 3rd sealing ring 24 can not be subjected to the foam filling agent of strong viscosity to cause the 3rd sealing ring 24 to come off better or to be out of shape or to break because of constantly spurring back and forth of spool 22, referring to Figure 10, make protruding, the recessed shape that matches between the face with being in contact with one another of first fixture 71 at the 3rd sealing ring 24.

Referring to Fig. 1 and Figure 12, in order to improve the sealing effectiveness of liquid inlet port in the feed liquor valve 3 31 and closure member 32 better, the 4th sealing ring 34 is set between liquid inlet port 31 and closure member 32, when the filling body of foam filling agent is housed on the feed liquor valve 3, promote closure member 32 by the pressure that self has anticyclonic foam filling agent, the foam filling agent of irritating in the body is entered rapidly in the body of foaming instrument, when rest midway or transposing filling body, at first sealed mutually with the 4th sealing ring 34 by the closure member 32 of second back-moving spring, 33 elastic force effects, the 4th sealing ring 34 seals mutually with liquid inlet port 31 again.Further, also on the 4th sealing ring 34, be provided with and be used for fixing second fixture 72 of the 4th sealing ring 34, thereby guaranteed that foam filling agent that the 4th sealing ring 34 can not be subjected to strong viscosity causes the 4th sealing ring 34 to come off because of closure member 32 movable back and forth or is out of shape or breaks.

Below the junction of liquid valve and/or feed liquor valve and housing is provided with that at least one is detachable or be locked to rare part liquid valve and/or have at least partly that the locking mechanism of feed liquor valve illustrates:

Referring to Figure 12, liquid valve 2 can adopt with the connected mode of housing 1 and be threaded, and first sealing ring 20 can be set between both junctions, prevent that the seepage phenomenon from appearring in the liquid valve 2 and the junction of housing 1, liquid valve 2 is provided with detachably or locks the locking mechanism 5 of part liquid valve 2 at least with the junction of housing 1, and locking mechanism 5 can be screw piece 50; Feed liquor valve 3 also can be provided with locking mechanism 5 detachable or locking feed liquor valve 3 with the junction of housing 1, and locking mechanism 5 also can be screw piece 50.When the liquid valve in the foaming instrument 2 seepage occurs or stops up, spin locking is the screw piece on the fluid mouth 21 50 in liquid valve 2, screw piece 50 is withdrawed from, that is to say, removed the locking of 50 pairs of fluid mouths 21 of screw piece, then, easily and like a cork fluid mouth 21 is screwed out from housing 1, referring to Figure 13, so just change fluid mouth 21 easily, perhaps, clear up easily fluid mouth 21 with part spool 222 that fluid mouth 21 seals mutually on residual foam filling agent and dirt, after cleaning, need to load onto again, when perhaps needing to change new liquid valve 2, as long as new liquid valve 2 is screwed in the housing 1, first sealing ring 20 that makes liquid valve 2 push in the housing 1 then, make first seal 20 and liquid valve 2, the junction of housing 1 the seepage phenomenon can not occur, then again screw piece 50 is screwed and blocks fluid mouth 21, and it is loosening that rotatable fluid mouth 21 can not produced; When the feed liquor valve 3 in the foaming instrument seepage or obstruction occur or damages phenomenon, referring to Figure 12, another group screw piece 50 that also can adopt above-mentioned same structure and method will be locked on the feed liquor valve withdraws from, clear up or change feed liquor valve 3, then, cleaning back or new feed liquor valve 3 are screwed in the housing 1, second sealing ring 30 that makes feed liquor valve 3 push in the housing 1, make second sealing ring 30 and feed liquor valve 3, the junction of housing 1 the seepage phenomenon can not occur, again screw piece 50 is screwed again and block the part of liquid inlet port 31, it is loosening that rotatable liquid inlet port 31 can not produced, this structure, solved the phenomenon of liquid valve 2 or feed liquor valve 3 easy seepages or obstruction or damage, and, so long as change or cleared up liquid valve 2 or feed liquor valve 3, other all parts still are reused, be equivalent to and increased one newly overlap foaming instrument, prolonged application life widely, and saved material.Also can be liquid valve 2 or feed liquor valve 3 with the liquid valve 2 of method of attachment as shown in Figure 15, Figure 16 of housing 1 adopt directly puts in the housing 1 and the structure that cooperatively interacts.

In order to make the feed liquor valve 3 and the screw piece 50 of housing 1 junction more stably pin feed liquor valve 3, can make first recess 310 in the liquid inlet port 31 and the contact position of screw piece 50, can be stuck in very securely on first recess 310 when making screw piece 50 need locking.

Referring to Figure 12, Figure 13, also spool 22 can be arranged to first spool 221 and second spool 222, and can adopt linkage 6 to connect between its door, linkage 6 can be nut 63, the part of nut 63 can be fixed on first spool 221, when the locking mechanism on the liquid valve 25 is removed locking to liquid valve 2 fluid mouth 21 is removed, need transposing to amass when second spool 222 of foam filling agent is arranged, can rotate second spool 222 relatively and withdraw from, load onto the second new spool 222 more again from nut 63.

Referring to Figure 14, partial structurtes cross-sectional schematic when there is shown feed liquor valve 3 and being connected with housing 1, emphasis shows the locking mechanism 5 that is provided with detachably or is locked to rare part feed liquor valve 3 in the feed liquor valve 3 and the junction of housing 1, locking mechanism 5 can comprise locking piece 54 and the 3rd back-moving spring 55, one end, 541 lockables (blocking) the feed liquor valve 3 of locking piece 54, the other end of locking piece 54 is exposed and is convenient to pulling, also can be provided with first recess 310, make the locking effect of locking mechanism 5 better in the corresponding position of feed liquor valve 3 and locking piece 54 1 ends 541.One cover locking mechanism also can be set in the side of locking mechanism 5 again, thereby improve the effect of locking more.When needs feed liquor valve 3 is contained on the housing 1, can directly feed liquor valve 3 be put in (propelling) housing 1, also can adopt engage thread to be connected with the junction of housing 1 at the liquid inlet port 31 of feed liquor valve 3, and by second sealing ring 30 feed liquor valve 3 joint with housing 1 is sealed up, the phenomenon that leaks outside appears to prevent foam filling agent; When needs transposing or cleaning feed liquor valve 3, pulling locking piece 54 is removed an end 541 of locking piece 54, thereby is made feed liquor valve 3 successfully dismantle (referring to Figure 15) from first recess 310.

Liquid valve 2 also can adopt the latch-up structure identical with housing 1 junction with above-mentioned feed liquor valve 3 with the locking mechanism 5 that the junction of housing 1 is provided with, and makes liquid valve 2 and housing 1 also dismounting or locking easily.

Referring to Figure 16, there is shown the partial structurtes cross-sectional schematic of liquid valve 2 and housing 1 junction, emphasis shows the locking mechanism 5 that is provided with detachably or is locked to rare part liquid valve 2 in the liquid valve 2 and the junction of housing 1, locking mechanism 5 can be nut 51, when the liquid valve in the foaming instrument 2 seepage or obstruction occur or damages, rotary sleeve is contained on the housing 1 and is locked in nut 51 on the fluid mouth 21, nut 51 is withdrawed from, that is to say, removed the locking of 51 pairs of fluid mouths 21 of nut, then, easily fluid mouth 21 is pulled out from housing 1, also can be that fluid mouth 21 adopts thread forms to spin with the junction of housing 1, referring to Figure 17, illustrated to change easily the situation of fluid mouth 21 among the figure, perhaps clear up fluid mouth 21 easily and seal foam filling agent and the dirt of leaving on the spool 22 partly mutually with fluid mouth 21, when needing to load onto again after the cleaning or needs when changing new liquid valve 2, liquid valve 2 is injected in the housing 1, again be sleeved on fluid mouth 21 and the housing 1 with nut 51 then, screw again, make first sealing ring 20 and the junction of liquid valve 2 and housing 1 the seepage phenomenon can not occur.This latch-up structure, also can be useful on the junction of feed liquor valve 3 and housing 1, for easy to operate, nut 51 can be sleeved on the surface of liquid inlet port 31 and housing 1 junction in advance, also on the surface of housing 1 and liquid inlet port 31 junctions, be shaped on helicitic texture, be convenient to nut 51 and spin and play a part and lock.

Also two kinds of structures of Fig. 1 and Figure 12 can be combined, when needs are changed liquid valve 2 and feed liquor valve 3 simultaneously, as long as dismounting second housing 12 is changed new second housing 12 that has liquid valve 2 and feed liquor valve 3 and got final product; When needs are changed liquid valve 2 or feed liquor valve 3 separately, can directly dismantle liquid valve 2 or feed liquor valve 3, clear up or change new liquid valve 2 or feed liquor valve 3 gets final product.

Though below in conjunction with the embodiments the present invention has been made detailed description, those of ordinary skill obviously can be recognized in the art, and previous embodiment only is for the present invention, and non-limiting the present invention.In design scope of the present invention, 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 (11)

1, a kind of foaming instrument, it comprises housing, liquid valve, feed liquor valve and switching device, liquid valve and feed liquor valve are installed in the housing, switching device can make liquid valve open or cut out, and it is characterized in that: also be included in and be provided with on the housing that at least one is detachable or lock and describedly have partly liquid valve at least and/or describedly have the partly locking mechanism of feed liquor valve at least.

2, a kind of foaming instrument according to claim 1, it is characterized in that: described housing is arranged to dismountable minute body structure, first housing and second housing that housing are divided into to dock mutually, described liquid valve and feed liquor valve have at least and partly are installed in second housing, and the mutual joint that also is included in described first housing and second housing is provided with at least one detachably or lock the locking mechanism of second housing.

3, a kind of foaming instrument according to claim 1 is characterized in that: the junction of described liquid valve and/or described feed liquor valve and described housing is provided with that at least one is detachable or lock and describedly have partly liquid valve at least and/or describedly have the partly locking mechanism of feed liquor valve at least.

4, a kind of foaming instrument according to claim 2, it is characterized in that: the mutual joint of described second housing and first housing is made convex body or concave volume, and described first housing and the mutual joint of second housing are made the structure that convex body on concave volume or convex body and described second housing or concave volume match.

5, according to a kind of foaming instrument of claim 1 or 2 or 3 or 4, it is characterized in that: described liquid valve comprises fluid mouth, spool and first back-moving spring, described feed liquor valve comprises liquid inlet port, closure member and second back-moving spring, and described switching device is connected with spool in the described liquid valve or overlap joint mutually.

6, according to claim 1 or 2 or 3 or 4 described a kind of foaming instruments, it is characterized in that: described locking mechanism is screw piece or nut.

7, according to claim 1 or 2 or 3 or 4 described a kind of foaming instruments, it is characterized in that: described locking mechanism comprises movable part and has the locking piece of elastic construction.

8, according to claim 1 or 2 or 3 or 4 described a kind of foaming instruments, it is characterized in that: described locking mechanism comprises locking piece and the 3rd back-moving spring.

9, a kind of foaming instrument according to claim 5, it is characterized in that: described spool is arranged to the branch body structure, makes described spool be divided into first spool and second spool; Also be included between first spool and second spool linkage is set.

10, a kind of foaming instrument according to claim 9 is characterized in that: described linkage is nut or screw piece.

11, a kind of foaming instrument according to claim 9 is characterized in that: described linkage comprises connector and groove or projection.

Images