Valve element

Abstract

The valve element comprises a shell, a connecting pipe and a water outlet pipe, the shell comprises a water outlet part, a water outlet hole and an inserting groove are formed in the water outlet part, the inserting groove is communicated with the water outlet hole, the connecting pipe is installed in the water outlet hole and matched with the water outlet hole in a sealing mode, a first annular groove is formed in the peripheral wall of the connecting pipe, and an inserting piece is inserted into the inserting groove. When the water outlet pipe is assembled, due to the fact that the water outlet pipe and the connecting pipe are integrally connected, the connecting pipe can be firstly installed in the water outlet hole, and then the inserting piece is inserted into the inserting groove, so that assembling operation is completed, operation is convenient, and assembling efficiency is improved. And the connecting pipe can be clamped by the inserting piece, so that the connecting pipe is stably connected with the water outlet hole.

Description

Technical Field

[0001] The utility model relates to the technical field of valve cores, in particular to a valve core. Background Art

[0002] At present, most of the water outlet holes of the valve core are detachably connected to the water outlet pipe by threaded connection, or the water outlet pipe is directly clamped in the water outlet hole by a buckle structure. For the threaded connection method, since the position of the valve core is fixed, the water outlet pipe needs to be rotated and tightened during installation. Since the actual operating space is relatively narrow, the operation of rotating and tightening the water outlet pipe is not convenient. For the connection method of the buckle structure, the water outlet pipe is easy to loosen from the water outlet hole. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a valve core, which can conveniently connect a water outlet pipe to a water outlet hole of the valve core, and the water outlet pipe is stably connected to the water outlet hole.

[0004] The valve core according to the embodiment of the utility model includes: a shell, including a water outlet part, the water outlet part is formed with a water outlet hole and a slot, the slot is connected to the water outlet hole; a connecting pipe, installed in the water outlet hole and sealed with the water outlet hole, the outer peripheral wall of the connecting pipe is provided with a first annular groove; a fastening piece, inserted in the slot, part of the structure of the fastening piece is located in the first annular groove to limit the movement of the connecting pipe along the axis of the water outlet hole; a water outlet pipe, integrally connected with the connecting pipe.

[0005] The valve core according to the embodiment of the utility model has at least the following beneficial effects: when assembling the water outlet pipe, since the water outlet pipe is integrally connected with the connecting pipe, the connecting pipe can be first installed into the water outlet hole of the valve core, and then the fastening piece can be inserted into the slot in the water outlet hole, so that part of the structure of the fastening piece is located in the first annular groove of the connecting pipe, and the fastening piece is clamped in the slot, which can limit the movement of the connecting pipe along the axis of the water outlet, thereby achieving a limiting effect, and the connection effect is also relatively stable, the connecting pipe is not easy to detach from the water outlet, and the entire assembly process does not require the connection pipe to be rotated and tightened, which can facilitate the installation operation.

[0006] According to some embodiments of the utility model, the water outlet is constructed as an annular structure, the slot is extended radially along the water outlet, the outer peripheral wall of the water outlet is provided with a notch connected to the slot, the fastening piece is inserted into the slot through the notch, and an arc-shaped edge is provided on one side of the fastening piece, and the arc-shaped edge is flush with the outer peripheral wall of the water outlet.

[0007] According to some embodiments of the present utility model, a recess is provided on the other side of the fastening member, and the fastening member is constructed as a U-shaped structure.

[0008] According to some embodiments of the utility model, the fastening piece is provided with a pull-out hole, the water outlet is provided with an avoidance position, the avoidance position is connected to the slot, the pull-out hole is located at the avoidance position, and the avoidance position passes through the end of the water outlet to expose the pull-out hole.

[0009] According to some embodiments of the utility model, a first through hole and a second through hole that are interconnected are formed on the inner circumference of the connecting pipe, the inner diameter of the first through hole is larger than the inner diameter of the second through hole, the second through hole is connected to the water outlet hole, and the water outlet pipe is inserted into the first through hole.

[0010] According to some embodiments of the utility model, the outer peripheral wall of the connecting pipe is provided with a second annular groove, a sealing ring is provided in the second annular groove, the sealing ring is sealed with the inner wall of the water outlet, and the second annular groove and the first annular groove are arranged in sequence along the water outlet direction of the water outlet.

[0011] According to some embodiments of the utility model, the shell is provided with an annular chamber connected with the water outlet, the valve core includes a base, the base is provided with a water inlet, the shell is sleeved on the outer periphery of the base, the water inlet is connected with the annular chamber, and the end face of the connecting pipe close to one end of the shell is provided with a protrusion, and the protrusion is used to abut the inner wall of the annular chamber to separate the end face of the connecting pipe from the inner wall of the annular chamber.

[0012] According to some embodiments of the present invention, the protrusion is configured as an annular structure, the number of the protrusions is at least two, and the two protrusions are arranged along the circumference of the connecting pipe.

[0013] According to some embodiments of the present utility model, the shell is constructed as an annular structure, the water outlet is located on the outer peripheral wall of the shell, and the axis of the water outlet is perpendicular to the axis of the shell.

[0014] According to some embodiments of the present utility model, the water outlet pipe is welded to the connecting pipe.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention is further described below with reference to the accompanying drawings and embodiments, wherein:

[0017] Figure 1 It is a schematic diagram of the structure of the valve core of some embodiments of the utility model;

[0018] Figure 2It is a cross-sectional view of the valve core of some embodiments of the utility model;

[0019] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0020] Figure 4 An exploded view of a valve core of some embodiments of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the connecting pipe of the valve core of some embodiments of the utility model;

[0022] Figure 6 A cross-sectional view of a connecting pipe of a valve core in some embodiments of the utility model;

[0023] Figure 7 It is a structural schematic diagram of the plug-in member of the valve core of some embodiments of the utility model;

[0024] Figure 8 It is a partial structural schematic diagram of the housing of the valve core of some embodiments of the utility model;

[0025] Fig. 9 It is a cross-sectional view of the valve core of some embodiments of the utility model (the connecting pipe, the water outlet pipe and the fastening piece are hidden);

[0026] Fig.10 for Fig. 9 Enlarged view of point B in the middle.

[0027] Reference numerals:

[0028] Valve core 1000;

[0029] Shell 100, water outlet 110, water outlet hole 111, slot 112, notch 113, avoidance position 114, annular chamber 120;

[0030] The connecting pipe 200, the first annular groove 210, the second annular groove 220, the sealing ring 221, the first through hole 230, the second through hole 240, the step portion 250, and the protrusion 260;

[0031] Insertion member 300, arc-shaped edge 310, recess 320, and pull-out hole 330;

[0032] Water outlet pipe 400;

[0033] Base 500;

[0034] Lever 600;

[0035] Dial 700;

[0036] Moving piece 800;

[0037] 900 for still films. DETAILED DESCRIPTION

[0038] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0039] Reference Figure 1 As shown in FIG. 1 , a valve core 1000 of an embodiment of the present utility model is shown. The valve core 1000 includes a housing 100, a connecting pipe 200, a plug-in member 300 and a water outlet pipe 400. Specifically, referring to FIG. Figure 4 As shown, the housing 100 includes a water outlet 110, and the water outlet 110 is formed with a water outlet hole 111 and a slot 112. Fig. 9 and Fig.10 As shown, the slot 112 is connected to the water outlet 111. Figure 3 As shown, the connecting pipe 200 is installed in the water outlet hole 111 and sealed with the water outlet hole 111. The outer peripheral wall of the connecting pipe 200 is provided with a first annular groove 210. The plug-in member 300 is inserted in the slot 112, and part of the structure of the plug-in member 300 is located in the first annular groove 210, which can limit the movement of the connecting pipe 200 along the axis of the water outlet hole 111. The water outlet pipe 400 is integrally connected with the connecting pipe 200. Specifically, the water outlet pipe 400 and the connecting pipe 200 can be an integral part, or the water outlet pipe 400 and the connecting pipe 200 can be connected as a whole by welding. The water outlet pipe 400 can be a hose, and the length of the water outlet pipe 400 can be arbitrarily cut.

[0040] When assembling the outlet pipe 400, the connecting pipe 200 and the plug-in 300, since the outlet pipe 400 is integrally connected with the connecting pipe 200, the connecting pipe 200 can be first installed into the outlet hole 111 of the valve core 1000, and then the plug-in 300 can be inserted into the slot 112 in the outlet hole 111, so that part of the structure of the plug-in 300 is located in the first annular groove 210 of the connecting pipe 200, and the plug-in 300 clamps the connecting pipe 200, which can limit the movement of the connecting pipe 200 along the axis of the outlet hole 111, thereby achieving a limiting effect, and the connection is relatively stable. In addition, the entire assembly process does not require the connection pipe 200 to be rotated and tightened, which can facilitate the installation operation. It should be noted that in some embodiments, the plug-in 300 can be interference-fitted with the slot 112, so that the plug-in 300 is clamped in the slot 112, thereby improving the connection stability of the plug-in 300.

[0041] It is understandable that, referring to Figure 7 and Figure 8As shown, in some embodiments, the water outlet 110 of the housing 100 is constructed as an annular structure, the slot 112 is arranged to extend radially along the water outlet 110, and the outer peripheral wall of the water outlet 110 is provided with a notch 113 connected to the slot 112, and the notch 113 can be located above the water outlet 110. When installing the plug-in 300 into the slot 112, the plug-in 300 can be aligned with the notch 113 and the plug-in 300 can be inserted into the slot 112 from top to bottom, which can facilitate the installation operation. An arc-shaped edge 310 is provided on one side of the plug-in 300. When the plug-in 300 is inserted into the slot 112, the arc-shaped edge 310 is flush with the outer peripheral wall of the water outlet 110, which can prevent the structure of the plug-in 300 from protruding outside the water outlet 110, reduce the occupied space, and prevent the plug-in 300 from interfering with the external structure, resulting in the inability to complete the assembly of the valve core 1000.

[0042] It is understandable that, referring to Figure 7 As shown, in some embodiments, the other side of the plug-in 300 relative to the arc-shaped edge 310 is provided with a recess 320, and the plug-in 300 is configured as a U-shaped structure, and the shape of the slot 112 is adapted to the shape of the plug-in 300, so that the plug-in 300 and the slot 112 can be well matched. In some other embodiments, the plug-in 300 can also be configured as a structure similar to a pin, which can also achieve the function of clamping the connecting pipe 200.

[0043] Reference Figure 7 It should be noted that after the arc-shaped edge 310 flush with the water outlet 110 is provided on the plug-in 300, the structure of the plug-in 300 does not protrude from the water outlet 110, which may make it difficult to pull out the plug-in 300. Based on this, refer to Figure 7 and Figure 8 As shown, in some embodiments, the plug-in member 300 is further provided with a pull-out hole 330, and the plug-in member 300 can be pulled out by inserting a finger into the pull-out hole 330 to realize the removal of the plug-in member 300, which can facilitate the disassembly operation. In addition, the water outlet 110 is further provided with an avoidance position 114, which is connected to the slot 112 and passes through the end of the water outlet 110 along the axis of the water outlet 110. The avoidance position 114 allows the water outlet 110 to avoid the pull-out hole 330, thereby exposing the pull-out hole 330. For details, please refer to Figure 1 As shown, after the fastening member 300 is inserted into the slot 112, the pull-out hole 330 is located at the avoidance position 114. The avoidance position 114 can expose the pull-out hole 330, making it convenient for a finger to extend into the avoidance position 114 and snap into the pull-out hole 330 of the fastening member 300, so that the fastening member 300 can be easily removed.

[0044] Reference Figure 2As shown, the valve core 1000 of this embodiment also includes a base 500, a lever 600, a dial 700, a movable plate 800 and a static plate. The housing 100 is sleeved on the outer periphery of the base 500 and is sealed with the base 500. The lever 600 is connected to the dial 700. The dial 700, the movable plate 800 and the static plate are all located in the housing 100. The bottom of the base 500 is provided with a water inlet hole, which is specifically divided into a hot water hole and a cold water hole. The movable plate 800 is provided with a water mixing cavity, and the static plate is provided with a There is a hot water channel connected to the hot water hole and a cold water channel connected to the cold water hole. The lever 600 drives the moving plate 800 to move relative to the static plate through the dial 700, which can change the degree of connection between the mixing chamber and the hot water channel and the cold water channel, thereby changing the water temperature. The housing 100 is provided with an annular chamber 120 connected to the water outlet hole 111, and the mixing chamber is connected to the annular chamber 120, so that the mixed water can enter the water outlet pipe 400 through the annular chamber 120. Based on this embodiment, refer to Figure 3 and Figure 5 As shown, a protrusion 260 is provided on the end face of the connecting pipe 200 close to the shell 100, and the protrusion 260 is used to abut the inner wall of the annular chamber 120, thereby separating the end face of the connecting pipe 200 from the inner wall of the annular chamber 120 to avoid blocking the connecting pipe 200 and causing water flow problems.

[0045] Reference Figure 5 As shown, in some embodiments, the protrusion 260 is constructed as an annular structure, and the number of the protrusions 260 is at least two, wherein the two protrusions 260 are arranged at intervals along the circumference of the connecting tube 200, which can ensure that the end face of the connecting tube 200 will not contact the inner wall of the annular chamber 120.

[0046] It is understandable that, referring to Figure 3 and Figure 6 As shown, in some embodiments, a first through hole 230 and a second through hole 240 that are interconnected are formed on the inner circumference of the connecting pipe 200, and the inner diameter of the first through hole 230 is larger than the inner diameter of the second through hole 240, so that a step portion 250 is formed at the connection between the first through hole 230 and the second through hole 240, and the second through hole 240 is connected to the water outlet hole 111. It can also be understood that the second through hole 240 is connected to the annular chamber 120, and the water outlet pipe 400 is inserted into the first through hole 230. The water outlet pipe 400 can be welded to the inner wall of the first through hole 230, and the water outlet pipe 400 can also abut against the step portion 250 to limit the water outlet pipe 400.

[0047] It is understandable that, referring to Figure 3As shown, in some embodiments, the outer peripheral wall of the connecting pipe 200 is provided with a second annular groove 220, and a sealing ring 221 is provided in the second annular groove 220. The sealing ring 221 is sealed with the inner wall of the water outlet hole 111 to play a sealing role. Along the water outlet direction of the water outlet hole 111, the second annular groove 220 and the first annular groove 210 are arranged in sequence, which can ensure a better sealing effect and prevent water from flowing out from the gap between the first annular groove 210 and the inner wall of the water outlet hole 111.

[0048] It is understandable that, referring to Figure 4 As shown, in some embodiments, the housing 100 is constructed as an annular structure, the water outlet 110 is located on the outer peripheral wall of the housing 100, and the axis of the water outlet 111 is perpendicular to the axis of the housing 100. It can be understood that the valve core 1000 realizes lateral water outlet, which can be conveniently connected to the water outlet pipe 400. In some installation scenarios, the water outlet pipe 400 extends in the horizontal direction. The valve core 1000 of this embodiment realizes lateral water outlet to avoid bending the water outlet pipe 400. In some other embodiments, the water outlet 110 can also be arranged at the bottom of the housing 100 or at the bottom of the base 500.

[0049] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, inside, outside, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0050] In the description of the utility model, if there is a description of first or second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0051] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0052] The embodiments of the utility model are described in detail above in conjunction with the accompanying drawings. Finally, it should be explained that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model is described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A valve core, characterized in that: include: The housing comprises a water outlet portion, wherein the water outlet portion is formed with a water outlet hole and a slot, and the slot is communicated with the water outlet hole; A connecting pipe is installed in the water outlet and is sealed with the water outlet, and a first annular groove is provided on the outer peripheral wall of the connecting pipe; A fastening member, inserted into the slot, wherein a part of the fastening member is located in the first annular groove to limit the movement of the connecting pipe along the axis of the water outlet; A water outlet pipe is integrally connected with the connecting pipe.

2. The valve core according to claim 1, characterized in that: The water outlet is constructed as an annular structure, the slot is extended radially along the water outlet, the outer peripheral wall of the water outlet is provided with a notch connected to the slot, the fastening piece is inserted into the slot through the notch, and one side of the fastening piece is provided with an arcuate edge, which is flush with the outer peripheral wall of the water outlet.

3. The valve core according to claim 2, characterized in that: A recess is provided on the other side of the fastening piece, and the fastening piece is constructed in a U-shaped structure.

4. The valve core according to claim 2, characterized in that: The fastening piece is provided with a pull-out hole, the water outlet is provided with an avoidance position, the avoidance position is communicated with the slot, the pull-out hole is located at the avoidance position, and the avoidance position passes through the end of the water outlet to expose the pull-out hole.

5. The valve core according to claim 1, characterized in that: The inner circumference of the connecting pipe is formed with a first through hole and a second through hole that are interconnected. The inner diameter of the first through hole is larger than the inner diameter of the second through hole. The second through hole is connected to the water outlet hole, and the water outlet pipe is inserted into the first through hole.

6. The valve core according to claim 1, characterized in that: The outer peripheral wall of the connecting pipe is provided with a second annular groove, and a sealing ring is provided in the second annular groove. The sealing ring is sealed with the inner wall of the water outlet hole. Along the water outlet direction of the water outlet hole, the second annular groove and the first annular groove are arranged in sequence.

7. The valve core according to claim 1, characterized in that: The shell is provided with an annular chamber connected with the water outlet, the valve core includes a base, the base is provided with a water inlet, the shell is sleeved on the outer periphery of the base, the water inlet is connected with the annular chamber, and the end face of the connecting pipe close to one end of the shell is provided with a protrusion, the protrusion is used to abut the inner wall of the annular chamber to separate the end face of the connecting pipe from the inner wall of the annular chamber.

8. The valve core according to claim 7, characterized in that: The protrusion is configured as an annular structure, the number of the protrusion is at least two, and the two protrusions are arranged along the circumference of the connecting pipe.

9. The valve core according to claim 7, characterized in that: The shell is constructed as an annular structure, the water outlet is located on the outer peripheral wall of the shell, and the axis of the water outlet is perpendicular to the axis of the shell.

10. The valve core according to claim 1, characterized in that: The water outlet pipe is welded to the connecting pipe.

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