CN216078719U

CN216078719U - Pipe connection structure and water spraying gun

Info

Publication number: CN216078719U
Application number: CN202121889908.4U
Authority: CN
Inventors: 李帅; 陈志峰
Original assignee: Goldenyan Co ltd
Current assignee: Dongguan Geluo Electronic Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-18
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to the technical field of water guns, in particular to a pipe connecting structure and a water gun. The pipe connecting structure comprises a female end and a male end, wherein the male end can be partially accommodated in the female end to form a communication channel together, the female end comprises a female pipe head, one end of the female pipe head is provided with an accommodating cavity, the axial section of the accommodating cavity, which is perpendicular to the axial section of the female pipe head, is noncircular, the male end comprises a male pipe head, the part, facing the female pipe head and accommodated in the accommodating cavity, of the male pipe head is provided with an outer contour matched with the sectional shape of the accommodating cavity, the pipe connecting structure further comprises a clamping part, and the clamping part is positioned between the female pipe head and the male pipe head to limit the axial distance of the male pipe head in the accommodating cavity. The female end is provided with the containing cavity with the non-circular section, the male end is provided with the adaptive outer contour, the female pipe head and the male pipe head are circumferentially limited through the nested matching of the female end and the male end, the female pipe head and the male pipe head are axially limited through the clamping piece, the female pipe head and the male pipe head can be disassembled to realize modular replacement, complex operations such as screwing are not needed, convenience and rapidness are achieved, and the female end and the male end have great popularization values and wide application prospects.

Description

Pipe connection structure and water spraying gun

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of water guns, in particular to a pipe connecting structure and a water gun.

[ background of the utility model ]

The water guns are of various types and are generally provided with a water conveying pipeline and a spray head for adjusting a water spraying mode or pressure, the water conveying pipeline is connected with the spray head through a connecting piece, but the conventional connecting piece generally adopts threads, a clamp and the like, and even the water conveying pipeline is directly and permanently bonded with the spray head or integrally formed, so that the water conveying pipeline and the spray head are inconvenient to disassemble and assemble and difficult to modularize and replace.

[ Utility model ] content

In order to solve the problems that a water conveying pipeline and a spray head in a conventional water gun are inconvenient to disassemble and assemble and difficult to modularize and replace, the embodiment of the utility model provides a pipe connecting structure and a water gun.

In order to solve the above technical problem, an embodiment of the present invention provides a pipe connecting structure, including a female end and a male end partially accommodated in the female end to form a communication channel together; the female end comprises a female pipe head, one end of the female pipe head is provided with an accommodating cavity, and the section of the accommodating cavity, which is vertical to the axial direction of the female pipe head, is non-circular; the male end comprises a male pipe head, the male pipe head faces the female pipe head, and the part of the male pipe head, which is accommodated in the accommodating cavity, is provided with an outer contour matched with the shape of the section of the accommodating cavity; the pipe connection structure further comprises a clamping piece, and the clamping piece is located between the female pipe head and the male pipe head to limit the axial distance of the male pipe head in the accommodating cavity.

Furthermore, the section of the female pipe head, which is perpendicular to the axial direction, of at least a part of the pipe cavity for accommodating the male pipe head is non-circular, and the accommodating cavity is defined by the part of the pipe cavity; the vertical axial section of the part of the pipe body, which is at least accommodated in the accommodating cavity, of the male pipe head is matched with the vertical axial section of the accommodating cavity.

Furthermore, the cavity wall of the accommodating cavity of the female tube head is provided with a clamping hole penetrating through the cavity wall, and the clamping piece is arranged in the clamping hole in a penetrating manner, so that the axial position of the male tube head accommodated in the accommodating cavity is limited.

Furthermore, a clamping groove is formed in the tube body of the male tube head accommodated in the accommodating cavity, the clamping groove corresponds to the clamping hole, and when the female end is connected with the male end, part of the clamping part is located in the clamping groove of the male tube head.

Furthermore, a sleeve is arranged at the end part, close to the male tube head, of the female tube head, the section of the sleeve in the vertical axial direction is non-circular, the accommodating cavity is defined by the inner side wall of the sleeve, one end, far away from the male tube head, of the accommodating cavity is communicated with the tube cavity of the female tube head, and the section of the accommodating cavity in the vertical axial direction is larger than the section of the tube cavity in the vertical axial direction; the outer side wall of the tube body of the male tube head is provided with a clamping block corresponding to the sleeve, the vertical axial section of the clamping block is larger than the vertical axial section of the tube body, and the vertical axial section of the clamping block is matched with the vertical axial section of the accommodating cavity.

Furthermore, a clamping hole penetrating through the wall of the accommodating cavity is formed in the sleeve, a clamping groove is correspondingly formed in the clamping block, the clamping piece penetrates through the clamping hole, and when the female end is connected with the male end, the part of the clamping piece is located in the clamping groove and penetrates through the clamping hole.

Furthermore, the clamping holes are at least two and are arranged in axial symmetry relative to the accommodating cavity; the clamping piece correspondingly comprises at least two penetrating sections, and each penetrating section is inserted into a corresponding clamping hole.

In order to solve the above technical problems, an embodiment of the present invention provides a water spraying gun, including a housing, and a nozzle and a water pipe arranged in the housing; the pipe connecting structure is arranged between the spray head and the water conveying pipeline, one of the male end or the female end is connected with the spray head, and the other end is connected with the water conveying pipeline.

Further, the female end is arranged on one side of the spray head, and the male end is arranged on one side of the water conveying pipeline.

Furthermore, the shell comprises a rotary sleeve sleeved on the periphery of the spray head, the spray head comprises a water outlet shaft core, a water outlet shaft sleeve and a clamp structure, and the inner side wall of the rotary sleeve is in threaded connection with the outer side wall of the water outlet shaft sleeve; go out water axle sleeve and clamp structure and all overlap and establish it is peripheral to go out the water axle core, the lateral wall of clamp structure with it is spacing to revolve cover axial to revolve cover inside wall interact realization, it is in to go out the water axle sleeve axial position on the play water axle core is along with revolve the rotation of cover and change.

Compared with the prior art, the pipe connecting structure and the water spraying gun provided by the embodiment of the utility model have the following advantages:

1. the pipe connecting structure provided by the embodiment of the utility model comprises a female end and a male end which can be partially accommodated in the female end to form a communicating channel; the female end comprises a female pipe head, one end of the female pipe head is provided with an accommodating cavity, and the section of the accommodating cavity, which is vertical to the axial direction of the female pipe head, is non-circular; the male end comprises a male pipe head, the male pipe head faces the female pipe head, and the part of the male pipe head, which is accommodated in the accommodating cavity, is provided with an outer contour matched with the shape of the section of the accommodating cavity; the clamping piece is positioned between the female pipe head and the male pipe head so as to limit the axial distance of the male pipe head in the accommodating cavity. Female end has the holding chamber of non-circular cross section, and the male end has the outline of adaptation, and the two nested cooperation realizes the circumference location of female end and male end, sets up axial positioning's screens piece between female tube head and the male tube head, and then realizes the complete location between female end and the male end, not only can dismantle and realize the modularization replacement, need not moreover numerous and complicated operations such as revolve soon, convenient and fast.

2. In the pipe connection structure provided by the embodiment of the utility model, the section of the female pipe head, which is perpendicular to the axial direction, of at least a part of the pipe cavity for accommodating the male pipe head is non-circular, and the accommodating cavity is defined by the part of the pipe cavity; the vertical axial section of the part of the pipe body, which is at least accommodated in the accommodating cavity, of the male pipe head is matched with the vertical axial section of the accommodating cavity. Female pipe head at least part of lumen longitudinal section is non-circular, and public pipe head at least part of body longitudinal section is the non-circular of adaptation, and public pipe head inserts in the holding chamber that female pipe head part lumen formed, and the two nested cooperation realizes circumferential positioning, and not only the structure is exquisite but also manufacturing process is simple, is particularly suitable for the great and/or pipe wall of female pipe head and public pipe head diameter condition that is thicker.

3. In the pipe connection structure provided by the embodiment of the utility model, the clamping hole penetrating through the cavity wall is formed in the cavity wall of the accommodating cavity of the female pipe head, and the clamping piece is arranged in the clamping hole in a penetrating manner, so that the axial position of the male pipe head accommodated in the accommodating cavity is limited in the accommodating cavity. The clamping hole is formed in the wall of the accommodating cavity of the female pipe head and penetrates through the wall of the accommodating cavity, and the clamping piece penetrating through the clamping hole is partially exposed in the accommodating cavity, so that the axial position of the male pipe head accommodated in the accommodating cavity is limited.

4. In the pipe connection structure provided by the embodiment of the utility model, the pipe body of the male pipe head accommodated in the accommodating cavity is provided with the clamping groove, the clamping groove corresponds to the clamping hole, and when the female end is connected with the male end, the clamping part is partially positioned in the clamping groove of the male pipe head. The clamping groove corresponding to the clamping hole is formed in the pipe body, which is accommodated in the accommodating cavity, of the male pipe head, and the clamping piece, which is partially exposed in the accommodating cavity, can extend into the clamping groove, so that the axial position, in which the male pipe head is accommodated in the female pipe head, is completely positioned, larger fluid pressure can be borne, and the stability of the connecting structure is ensured.

5. In the pipe connection structure provided by the embodiment of the utility model, the end part of the head of the female pipe close to the male pipe head is provided with the sleeve, the section of the sleeve in the vertical axial direction is non-circular, the accommodating cavity is defined by the inner side wall of the sleeve, one end of the accommodating cavity far away from the male pipe head is communicated with the pipe cavity of the female pipe head, and the section of the accommodating cavity in the vertical axial direction is larger than that of the pipe cavity in the vertical axial direction; the outer side wall of the tube body of the male tube head is provided with a clamping block corresponding to the sleeve, the vertical axial section of the clamping block is larger than that of the tube body, and the vertical axial section of the clamping block is matched with that of the accommodating cavity. Set up sleeve, the fixture block that axial cross-section enlarges respectively at female tube head, public tube head, not only can promote the spacing firmness and the leakproofness of circumference, can also show the intensity of reinforcing female tube head and public tube head at hookup location, be particularly suitable for the less and/or pipe wall of female tube head and public tube head diameter and/or the pipe body longitudinal section of the pipe chamber longitudinal section of female tube head and/or public tube head for the circular shape condition.

6. In the pipe connection structure provided by the embodiment of the utility model, the sleeve is provided with the clamping hole penetrating through the wall of the accommodating cavity, the clamping block is correspondingly provided with the clamping groove, the clamping piece penetrates through the clamping hole, and when the female end is connected with the male end, part of the clamping piece is positioned in the clamping groove and penetrates through the clamping hole. The clamping groove corresponding to the clamping hole in the sleeve is formed in the clamping block, and the clamping piece partially exposed in the accommodating cavity can extend into the clamping groove, so that the axial position of the clamping block accommodated in the sleeve is fixed, the axial position of the male pipe head accommodated in the female pipe head is completely positioned, larger fluid pressure can be borne, and the stability of the connecting structure is ensured.

7. In the pipe connecting structure provided by the embodiment of the utility model, at least two clamping holes are arranged in an axisymmetric manner relative to the accommodating cavity; the screens piece corresponds and includes two at least interlude sections, and each interlude section inserts in corresponding screens hole. Set up a plurality of screens holes and distribute in the position that the holding chamber corresponds public end both sides, the section of interlude of screens piece can block in the both sides of public end, and then promotes axial positioning's reliability, and a plurality of sections of interlude in a plurality of screens holes can once move in addition and realize removing or inserting.

8. The embodiment of the utility model provides a water spraying gun, which comprises a shell, a spray head and a water conveying pipeline, wherein the spray head and the water conveying pipeline are arranged in the shell; the pipe connecting structure is arranged between the spray head and the water conveying pipeline, one of the male end or the female end is connected with the spray head, and the other end is connected with the water conveying pipeline. Set up the union coupling structure between the shower nozzle of squirt and conduit, when shower nozzle or conduit, damage need repair or when replacing, can be convenient, the low cost maintains the replacement, the beneficial effect that union coupling structure itself possessed, the spray gun also possesses corresponding technical advantage.

9. In the water spraying gun provided by the embodiment of the utility model, the female end is limited to be arranged at one side of the spray head, and the male end is arranged at one side of the water conveying pipeline. The pipe diameter of female end is great, the pipe diameter of public end is less, and the water flows to big cross-section one end from the small cross-section one end, can show and reduce the water hammer effect, alleviates the impact that the union coupling structure received, and the water pressure that can reduce interface department is enlarged to this place cross-section when following the water advancing direction in addition, is showing and is improving the leakproofness.

10. In the water spraying gun provided by the embodiment of the utility model, the shell comprises a rotary sleeve sleeved on the periphery of the spray head, the spray head comprises a water outlet shaft core, a water outlet shaft sleeve and a clamp structure, and the inner side wall of the rotary sleeve is in threaded connection with the outer side wall of the water outlet shaft sleeve; the water outlet shaft sleeve and the clamp structure are sleeved on the periphery of the water outlet shaft core, the outer side wall of the clamp structure and the inner side wall of the rotary sleeve interact to realize axial limiting of the rotary sleeve, and the axial position of the water outlet shaft sleeve on the water outlet shaft core changes along with the rotation of the rotary sleeve. The water outlet shaft core realizes the axial limiting of the rotating sleeve through the hoop structure, can keep rotating connection, cannot generate axial movement, can prevent the rotating sleeve from falling off or even losing, and improves the using effect of the water gun with the hoop structure; in addition, because go out the water axle sleeve and revolve cover threaded connection, revolve cover controlled when rotating through screw drive play water axle sleeve along a water axle core axial displacement to adjust the water spray form, and then form different play water effects, improved the practicality of spray gun, promoted user's use and experienced.

[ description of the drawings ]

Fig. 1 is a perspective view of a first example structure of a pipe connection structure provided in a first embodiment of the present invention in an exploded state;

fig. 2 is a perspective view of a second example structure of the pipe connection structure provided by the first embodiment of the present invention in an exploded state;

fig. 3 is a sectional view of a second example structure of the pipe connecting structure provided in the first embodiment of the utility model in an assembled state;

FIG. 4 is a first perspective view of a part of a water spraying gun according to a second embodiment of the present invention;

FIG. 5 is a second perspective view of a part of a water spraying gun according to a second embodiment of the present invention;

FIG. 6 is a sectional view of a part of the structure of a monitor according to a second embodiment of the present invention;

FIG. 7 is a perspective view of a monitor according to a second embodiment of the present invention;

fig. 8 is a third perspective view illustrating a partial structure of a monitor according to a second embodiment of the present invention.

The attached drawings indicate the following:

1. a tube connection structure; 2. a water spray gun;

11. a female end; 12. a male end; 13. a clamping piece; 21. a spray head; 22. a water delivery pipeline; 23. a housing; 24. a trigger;

111. a female pipe head; 112. an accommodating cavity; 113. a lumen; 114. a sleeve; 115. a position clamping hole; 121. a male pipe head; 122. a pipe body; 123. a clamping block; 124. a sealing section; 125. a clamping groove; 211. a water outlet shaft core; 212. a water outlet shaft sleeve; 213. a clamp structure; 231. screwing a sleeve; 232. protecting the shell; 233. a grip; 241. a valve opening and closing assembly; 242. a valve parking assembly;

2131. a flange; 2311. a limiting groove.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to fig. 1 to 8 and an embodiment example. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It is to be noted that the terms "first" and "second" and the like in the description and the claims of the present invention are used for distinguishing different objects, and are not used for describing a specific order.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Referring to fig. 1 to 2, a first embodiment of the present invention provides a pipe connecting structure 1, which includes a female end 11 and a male end 12 partially received in the female end 11 to form a communicating passage for fluid to pass through.

Specifically, the female end 11 includes a female pipe head 111, one end of the female pipe head 111 is provided with an accommodating cavity 112, the accommodating cavity 112 has a non-circular cross section perpendicular to the axial direction of the female pipe head 111, the male end 12 includes a male pipe head 121, a portion of the male pipe head 121 facing the female pipe head 111 and accommodated in the accommodating cavity 112 has an outer contour adapted to the cross section of the accommodating cavity 112, and the pipe connecting structure 1 further includes a locking member 13 located between the female pipe head 111 and the male pipe head 121 to limit the axial distance of the male pipe head 121 in the accommodating cavity 112. It can be understood that the female end 11 has the accommodating cavity 112 with a non-circular cross section, the male end 12 has an adaptive outer contour, the female end 11 and the male end 12 are circumferentially positioned by nesting and matching, the axially positioned clamping part 13 is arranged between the female pipe head 111 and the male pipe head 121, and then the female end 11 and the male end 12 are completely positioned, so that not only can the female end 11 be detached to realize modular replacement, but also complex operations such as screwing are not needed, and the assembly is convenient and fast.

It should be noted that the pipe connection structure 1 of the present invention is not only suitable for daily use articles such as small-sized water spraying guns, watering cans, water scooping devices, etc., but also suitable for large-sized facilities such as engineering instruments, fluid conveying pipelines, power fluid circulation pipelines, etc., and is particularly suitable for pipe connection occasions requiring convenient and quick disassembly. In addition, the blocking element 13 may be in the form of a bolt, a flange sleeve, or a bayonet slot, or may be in other feasible specific structures. As long as the female end 11 and the male end 12 can be axially limited. The following description will be made specifically by taking the form of a plug as an example.

Referring to fig. 1, as an alternative embodiment, the section of the female tube 111 perpendicular to the axial direction of at least a partial tube cavity 113 for accommodating the male tube 121 is non-circular, and the accommodating cavity 112 is defined by the partial tube cavity 113; the vertical axial section of the tube 122 of the portion of the male end 121 received in the receiving cavity 112 is adapted to the vertical axial section of the receiving cavity 112. It can be understood that the male pipe head 121 is inserted into the accommodating cavity 112 formed by the partial pipe cavity 113 of the female pipe head 111, and the male pipe head and the accommodating cavity are in nested fit to realize circumferential positioning, so that the structure is exquisite, the manufacturing process is simple, and the male pipe head is particularly suitable for the situation that the diameters of the female pipe head 111 and the male pipe head 121 are larger and/or the pipe wall is thicker.

It should be noted that, the female end 11 and the male end 12 may be configured to have a non-circular shape only in the portion where they are connected and matched, that is, the longitudinal section of at least a portion of the lumen 113 of the female tube head 111 is non-circular, and the longitudinal section of at least a portion of the tube 122 of the male tube head 121 is adaptive to the non-circular shape. Of course, in the actual production process, the whole tube cavity 113 of the female tube head 111 and the whole tube body 122 of the male tube head 121 can be made into non-circular shapes, and the specific structure can be selected reasonably according to the situation.

Furthermore, the cavity wall of the accommodating cavity 112 of the female pipe head 111 is provided with a clamping hole 115 penetrating through the cavity wall, and the clamping element 13 is inserted into the clamping hole 115, so as to limit the axial position of the male pipe head 121 accommodated in the accommodating cavity 112. By providing the locking hole 115 on the cavity wall of the accommodating cavity 112 of the female pipe head 111 and the locking hole 115 penetrating the cavity wall, the locking member 13 passing through the locking hole 115 is partially exposed in the accommodating cavity 112, thereby limiting the axial position of the male pipe head 121 accommodated in the accommodating cavity 112. It is understood that the term that the position-retaining hole 115 penetrates through the wall of the receiving cavity 112 means that at least one end of the position-retaining hole 115 is open on the outer surface of the female connector 111, so that the position-retaining element 13 can be directly inserted into and pulled out from the outer surface, and the position-retaining hole 115 has an opposite inner opening on the inner side wall of the receiving cavity 112, that is, the position-retaining element 13 inserted into the position-retaining hole 115 is at least partially exposed in the receiving cavity 112.

Furthermore, the body 122 of the male connector 121 received in the receiving cavity 112 is formed with a locking groove 125, the locking groove 125 corresponds to the locking hole 115, and the locking member 13 is partially located in the locking groove 125 of the male connector 121 when the female end 11 is connected to the male end 12. The pipe body 122 of the male pipe head 121 accommodated in the accommodating cavity 112 is provided with the clamping groove 125 corresponding to the clamping hole 115, and the clamping piece 13 partially exposed in the accommodating cavity 112 can extend into the clamping groove 125, so that the axial position of the male pipe head 121 accommodated in the female pipe head 111 is completely positioned, and can bear larger fluid pressure, and the stability of the connection structure is ensured.

Preferably, the number of the position-locking holes 115 is at least two, and the position-locking holes are arranged in an axisymmetric manner relative to the accommodating cavity 112, and the position-locking element 13 correspondingly includes at least two insertion sections, each insertion section being inserted into the corresponding position-locking hole 115. The plurality of clipping holes 115 are disposed and distributed at two side positions of the accommodating cavity 112 corresponding to the tube 122 of the male tube head 121, (that is, the "axial symmetry arrangement with respect to the accommodating cavity 112" means that at least two clipping holes 115 are respectively located at two radial side symmetric positions of the accommodating cavity 112, so as to realize that the clipping holes 115 are distributed at two sides of the tube 122 of the male tube head 121 when the female end 11 is connected and matched with the male end 12), the insertion section of the clipping element 13 can be clipped at two sides of the tube 122 of the male tube head 121, thereby improving the reliability of axial positioning, and the insertion sections in the plurality of clipping holes 115 can be removed or inserted by one-time action when the male end 11 is disassembled and assembled.

Referring to fig. 2 to 3, as another alternative embodiment, a sleeve 114 is disposed at an end of the female pipe head 111 close to the male pipe head 121, a cross section of the sleeve 114 in a vertical axial direction is non-circular, the receiving cavity 112 is defined by an inner side wall of the sleeve 114, one end of the receiving cavity 112 away from the male pipe head 121 communicates with the pipe cavity 113 of the female pipe head 111, the cross section of the receiving cavity 112 in the vertical axial direction is larger than the cross section of the pipe cavity 113 in the vertical axial direction, a stopper 123 is disposed at a position of an outer side wall of the pipe body 122 of the male pipe head 121 corresponding to the sleeve 114, the cross section of the stopper 123 in the vertical axial direction is larger than the cross section of the pipe body 122 in the vertical axial direction, and the cross section of the stopper 123 in the vertical axial direction is matched with the cross section of the receiving cavity 112 in the vertical axial direction.

It can be understood that the sleeve 114 and the clamping block 123 with enlarged axial cross sections are respectively arranged on the female pipe head 111 and the male pipe head 121, so that not only can circumferential limiting firmness and sealing performance be improved, but also the strength of the female pipe head 111 and the male pipe head 121 at the connecting position can be remarkably improved, and the pipe joint is particularly suitable for the situations that the diameters of the female pipe head 111 and the male pipe head 121 are small and/or the pipe walls are thin and the longitudinal cross section of the pipe cavity 113 of the female pipe head 111 and/or the longitudinal cross section of the pipe body 122 of the male pipe head 121 are circular.

Furthermore, the sleeve 114 is provided with a locking hole 115 penetrating through the cavity wall of the accommodating cavity 112, the locking block 123 is correspondingly provided with a locking groove 125, the locking member 13 is inserted into the locking hole 115, and when the female end 11 is connected with the male end 12, a part of the locking member 13 is located in the locking groove 125 and inserted into the locking hole 115. The clamping groove 125 corresponding to the clamping hole 115 of the sleeve 114 is formed in the clamping block 123, and the clamping element 13 partially exposed in the accommodating cavity 112 can extend into the clamping groove 125, so that the axial position of the clamping block 123 accommodated in the sleeve 114 is fixed, and the axial position of the male pipe head 121 accommodated in the female pipe head 111 is completely positioned, so that the male pipe head can bear larger fluid pressure, and the stability of the connection structure is ensured.

Preferably, the number of the position-locking holes 115 is at least two, and the position-locking holes are arranged in an axisymmetric manner relative to the accommodating cavity 112, and the position-locking element 13 correspondingly includes at least two insertion sections, each insertion section being inserted into the corresponding position-locking hole 115. The plurality of the clipping holes 115 are disposed and distributed at positions of the accommodating cavity 112 corresponding to two sides of the clipping block 123, (that is, the "axial symmetry arrangement with respect to the accommodating cavity 112" means that at least two clipping holes 115 are respectively located at two radial symmetric positions of the accommodating cavity 112, so as to realize that the clipping holes 115 are distributed at two sides of the clipping block 123 when the female end 11 is connected and matched with the male end 12), the insertion section of the clipping element 13 can be clipped at two sides of the clipping block 123, thereby improving the reliability of axial positioning, and the insertion section in the plurality of clipping holes 115 can be removed or inserted by one-time action when the clipping element is disassembled and assembled.

Referring to fig. 1 to 3, optionally, a sealing section 124 inserted into the depth of the lumen 113 of the female connector 111 is further disposed at the front end of the portion of the latch 123 or the tube 122 corresponding to the receiving cavity 112, that is, the portion of the male connector 121 adapted to the receiving cavity 112 is not located at the frontmost end of the male connector 121, but is located slightly behind the receiving cavity, so that the front of the connecting and matching section can perform a sealing function. Preferably, a sealing ring, a packing ring or the like is disposed on the sealing section 124, or the sealing section 124 is disposed in an interference fit with the tube cavity 113, so that the sealing effect is better. Of course, the sealing function between the latch 123 and the sleeve 114 or between the portion of the tube 122 corresponding to the receiving cavity 112 and the portion of the tube 122 received by the tube cavity 113 can also be provided.

Referring to fig. 4, a second embodiment of the present invention provides a water spraying gun 2, which includes a housing 23, and a spraying head 21 and a water conveying pipeline 22 provided in the housing 23; the pipe connection structure 1 is arranged between the spray head 21 and the water conveying pipeline 22, one of the male end 12 or the female end 11 is connected with the spray head 21, and the other is connected with the water conveying pipeline 22.

Alternatively, one of the male end 12 or the female end 11 and the nozzle 21 may be integrally formed, or may be detachably connected, such as being snapped, screwed, etc. Similarly, the other end of the water pipe 22 may be integrally formed with the water pipe, or may be detachably connected to the water pipe, such as by snapping, screwing, or the like. The embodiment of the present invention is not particularly limited thereto.

It can be understood that set up union coupling structure 1 between spray nozzle 21 and conduit 22 of water gun 2, when spray nozzle 21 or conduit 22, damage need repair or when replacing, can be convenient, the low cost maintenance replacement, the beneficial effect that union coupling structure 1 itself possessed, water gun 2 also possesses corresponding technical advantage.

It should be noted that the water spraying gun 2 is provided with a fire-fighting water gun for spraying water to a high place or a distance to extinguish a fire, an engineering water gun for crushing rock ore bodies under high pressure, a daily water gun for washing vehicle objects or irrigating flowers, and a toy water gun with a gun shape and using water as bullets for children to play. The water spraying gun 2 of the present invention is not limited to a certain type of water gun, the pipe connection structure 1 can be used as long as the separable spray head 21 and the water delivery pipeline 22 are provided, and the two are required to be disassembled, and the specific specification, shape, size and dimension can be reasonably changed under the technical concept of the present invention, but all belong to the protection scope of the present invention.

Preferably, the female end 11 is disposed at one side of the nozzle 21, and the male end 12 is disposed at one side of the water pipe 22. It can be understood that the pipe diameter of the female end 11 is larger, the pipe diameter of the male end 12 is smaller, and the water body flows from the end with the small section to the end with the large section, so that the water hammer effect can be obviously reduced, the impact on the pipe connection structure 1 can be relieved, and the water pressure at the interface can be reduced by enlarging the section at the position along the advancing direction of the water body, and the sealing performance can be obviously improved.

Referring to fig. 5 to 6, further, the housing 23 includes a rotary sleeve 231 sleeved on the periphery of the spray head 21, the spray head 21 includes a water outlet shaft core 211, a water outlet shaft sleeve 212 and a clamp structure 213, and the inner side wall of the rotary sleeve 231 is in threaded connection with the outer side wall of the water outlet shaft sleeve 212; the water outlet shaft sleeve 212 and the clamp structure 213 are sleeved on the periphery of the water outlet shaft core 211, the water outlet shaft core 211 is positioned at one end far away from the pipe connecting structure 1, the outer side wall of the clamp structure 213 interacts with the inner side wall of the rotary sleeve 231 to realize axial limiting of the rotary sleeve 231, and the axial position of the water outlet shaft sleeve 212 on the water outlet shaft core 211 changes along with the rotation of the rotary sleeve 231.

It can be understood that the water outlet shaft core 211 realizes the axial limiting of the rotary sleeve 231 through the hoop structure 213, can keep the rotary connection, can not generate axial movement, can prevent the rotary sleeve 231 from falling off or even losing, and improves the use effect of the water gun with the hoop structure 213; in addition, because go out water axle sleeve 212 and revolve cover 231 threaded connection, through screw drive play water axle sleeve 212 along a water axle core 211 axial displacement when revolving cover 231 is controlled to rotate to adjust the water spray form, the poly then forms different water effects, has improved monitor 2's practicality, has promoted user's use and has experienced.

Specifically, the outer side wall of the clamp structure 213 is provided with a circumferentially extending flange 2131, and the inner side wall of the rotary sleeve 231 is provided with a limiting groove 2311; when the water outlet shaft core 211 is inserted into the rotary sleeve 231 through the hoop structure 213, the flange 2131 is clamped into the limiting groove 2311; the water outlet shaft core 211 is rotatably connected with the rotary sleeve 231 through the clamping hoop structure 213 and the limiting groove 2311.

It can be understood that the outer side wall of the clamp structure 213 is provided with the flange 2131 matched with the limit groove 2311 on the inner side wall of the rotating sleeve 231, so that the axial limit of the rotating sleeve 231 and the water outlet shaft core 211 is realized, and the smooth rotation of the rotating sleeve 231 is ensured, so that the water outlet shaft sleeve 212 is driven to move through threads, and the water spraying form is adjusted.

Referring to fig. 7, the housing 23 further includes a protective shell 232 and a handle 233, the protective shell 232 is disposed at an end of the rotary sleeve 231 away from the pipe connection structure 1 and abuts against the rotary sleeve 231, and the handle 233 is disposed at an end of the protective shell 232 away from the rotary sleeve 231 and abuts against the protective shell 232.

It can be understood that the shell 23 includes the rotary sleeve 231, the protective shell 232 and the handle 233, the rotary sleeve 231 can be used for adjusting the water spraying form while protecting the spray head 21, the protective shell 232 protects the connecting structure 1 of the pipe and is convenient for the disassembly and assembly of the spray head 21 and the water conveying pipeline 22 after disassembly, the handle 233 is sleeved on the water conveying pipeline 22, and the water gun is convenient for a user to hold while realizing the protection and control of the water conveying pipeline 22.

Referring to fig. 7 to 8, a trigger 24 is provided on the grip 233, a valve opening/closing unit 241 for adjusting the amount of water in the water pipe 22 is provided between the trigger 24 and the grip 233, and a valve stopping unit 242 for maintaining the amount of water in the water pipe 22 is further provided. Through trigger 24 setting on handle 233 and set up valve and open and close subassembly 241, can be convenient for hold handle 233 and control trigger 24 in an easy way, realize the regulation to water break-make and flow size, and set up valve parking subassembly 242, can make the valve aperture keep in specific position, save the long-term operation of having an effect to trigger 24 of user, it is more laborsaving, use experience better.

1. the pipe connecting structure provided by the embodiment of the utility model comprises a female end and a male end which can be partially accommodated in the female end to jointly form a communicating channel; the female end comprises a female pipe head, one end of the female pipe head is provided with an accommodating cavity, and the section of the accommodating cavity, which is vertical to the axial direction of the female pipe head, is non-circular; the male end comprises a male pipe head, the male pipe head faces the female pipe head, and the part of the male pipe head, which is accommodated in the accommodating cavity, is provided with an outer contour matched with the shape of the section of the accommodating cavity; the pipe connecting structure further comprises a clamping piece which is positioned between the female pipe head and the male pipe head so as to limit the axial distance of the male pipe head in the accommodating cavity. Female end has the holding chamber of non-circular cross section, and the male end has the outline of adaptation, and the two nested cooperation realizes the circumference location of female end and male end, sets up axial positioning's screens piece between female tube head and the male tube head, and then realizes the complete location between female end and the male end, not only can dismantle and realize the modularization replacement, need not moreover numerous and complicated operations such as revolve soon, convenient and fast.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit of the present invention are intended to be included within the scope of the present invention.

Claims

1. A pipe connecting structure is characterized by comprising a female end and a male end which can be partially accommodated in the female end to jointly form a communicating channel;

the female end comprises a female pipe head, one end of the female pipe head is provided with an accommodating cavity, and the section of the accommodating cavity, which is vertical to the axial direction of the female pipe head, is non-circular;

the male end comprises a male pipe head, the male pipe head faces the female pipe head, and the part of the male pipe head, which is accommodated in the accommodating cavity, is provided with an outer contour matched with the shape of the section of the accommodating cavity;

the pipe connection structure further comprises a clamping piece which is positioned between the female pipe head and the male pipe head to limit the axial distance of the male pipe head in the accommodating cavity.

2. The pipe connecting structure according to claim 1, wherein: the section of the female tube head, which is perpendicular to the axial direction, of at least a part of tube cavity for accommodating the male tube head is non-circular, and the accommodating cavity is defined by the part of tube cavity;

the vertical axial section of the part of the pipe body, which is at least accommodated in the accommodating cavity, of the male pipe head is matched with the vertical axial section of the accommodating cavity.

3. The pipe connecting structure according to claim 2, wherein: the wall of the accommodating cavity of the female tube head is provided with a clamping hole penetrating through the wall of the accommodating cavity, and the clamping piece is arranged in the clamping hole in a penetrating mode, so that the axial position of the male tube head accommodated in the accommodating cavity is limited in the accommodating cavity.

4. The pipe connecting structure according to claim 3, wherein: the tube body of the male tube head accommodated in the accommodating cavity is provided with a clamping groove, the clamping groove corresponds to the clamping hole, and when the female end is connected with the male end, part of the clamping part is positioned in the clamping groove of the male tube head.

5. The pipe connecting structure according to claim 1, wherein: a sleeve is arranged at the end part of the female tube head close to the male tube head, the section of the sleeve in the vertical axial direction is non-circular, the accommodating cavity is defined by the inner side wall of the sleeve, one end of the accommodating cavity far away from the male tube head is communicated with the tube cavity of the female tube head, and the section of the accommodating cavity in the vertical axial direction is larger than that of the tube cavity in the vertical axial direction;

the outer side wall of the tube body of the male tube head is provided with a clamping block corresponding to the sleeve, the vertical axial section of the clamping block is larger than the vertical axial section of the tube body, and the vertical axial section of the clamping block is matched with the vertical axial section of the accommodating cavity.

6. The pipe connection structure according to claim 5, wherein the sleeve is provided with a locking hole penetrating through a wall of the receiving cavity, the locking block is correspondingly provided with a locking groove, the locking member is inserted into the locking hole, and when the female end is connected with the male end, the locking member is partially positioned in the locking groove and inserted into the locking hole.

7. The pipe connecting structure according to claim 3, 4 or 6, wherein: the clamping holes are at least two and are arranged in axial symmetry relative to the accommodating cavity; the clamping piece correspondingly comprises at least two penetrating sections, and each penetrating section is inserted into a corresponding clamping hole.

8. A monitor, comprising: comprises a shell, a spray head and a water conveying pipeline which are arranged in the shell;

the pipe connecting structure according to any one of claims 1 to 4 is arranged between the spray head and the water conveying pipeline, one of the male end or the female end is connected with the spray head, and the other end is connected with the water conveying pipeline.

9. The monitor according to claim 8, wherein: the female end is arranged on one side of the spray head, and the male end is arranged on one side of the water conveying pipeline.

10. The monitor according to any one of claims 8 to 9, wherein: the shell comprises a rotary sleeve sleeved on the periphery of the spray head, the spray head comprises a water outlet shaft core, a water outlet shaft sleeve and a clamp structure, and the inner side wall of the rotary sleeve is in threaded connection with the outer side wall of the water outlet shaft sleeve;

go out water axle sleeve and clamp structure and all overlap and establish it is peripheral to go out the water axle core, the lateral wall of clamp structure with it is spacing to revolve cover axial to revolve cover inside wall interact realization, it is in to go out the water axle sleeve axial position on the play water axle core is along with revolve the rotation of cover and change.