阅读说明：本技术 入墙式阀体及其阀结构 (Wall-embedded valve body and valve structure thereof ) 是由 叶立明 周建平 白双林 祝传宝 于 2020-05-12 设计创作，主要内容包括：本发明公开了入墙式阀体及其阀结构,阀体包括非金属本体、至少一进水接头、至少一出水接头,非金属本体设有开口的容置腔,所述进水接头、出水接头均固接在非金属本体侧面且均与容置腔相连通。阀体采用非金属本体和进水接头、出水接头固接构成,使得非金属本体仅起支撑作用不过水,可保证足够的强度,还可降低阀体的成本,同时也可缩小阀体的体积、减轻阀体的重量。且,进水接头与进水管道之间的连接、出水接头与出水管道之间的连接均为冷连接,连接更加快速、方便、简单。(The invention discloses a wall-in type valve body and a valve structure thereof, wherein the valve body comprises a non-metal body, at least one water inlet joint and at least one water outlet joint, the non-metal body is provided with an open accommodating cavity, and the water inlet joint and the water outlet joint are fixedly connected to the side surface of the non-metal body and are communicated with the accommodating cavity. The valve body is formed by fixedly connecting the non-metal body with the water inlet joint and the water outlet joint, so that the non-metal body only plays a supporting role and does not pass water, sufficient strength can be ensured, the cost of the valve body can be reduced, and meanwhile, the volume of the valve body can be reduced, and the weight of the valve body can be lightened. And the connection between the water inlet connector and the water inlet pipeline and the connection between the water outlet connector and the water outlet pipeline are cold connections, so that the connection is quicker, more convenient and simpler.)

1. Go into wall formula valve body, its installation that is applicable to case and wall, its characterized in that: the water inlet joint and the water outlet joint are fixedly connected to the nonmetal body and communicated with the accommodating cavity.

2. A wall-entry valve body as claimed in claim 1, wherein: the nonmetal body is provided with water inlet connector mounting holes with the same number as the water inlet connectors and water outlet connector mounting holes with the same number as the water outlet connectors, one end of each water inlet connector is fixedly connected into the corresponding water inlet connector mounting hole, the other end of each water inlet connector extends out of the corresponding water inlet connector mounting hole, one end of each water outlet connector is fixedly connected into the corresponding water outlet connector mounting hole, and the other end of each water outlet connector extends out of the corresponding water outlet connector mounting hole.

3. A wall-entry valve body as claimed in claim 2, wherein: a first anti-falling part for preventing the water inlet joint from falling off is arranged on the periphery of one end of the water inlet joint, and a second anti-falling part in clamping fit with the first anti-falling part is arranged on the inner wall of the mounting hole of the water inlet joint; the periphery of one end of the water outlet connector is provided with a third anti-disengaging part for preventing the water outlet connector from disengaging, and the inner wall of the water outlet connector mounting hole is provided with a fourth anti-disengaging part in clamping fit with the third anti-disengaging part.

4. A wall-entry valve body as claimed in claim 3, wherein: the first anti-slip part is provided with first concave-convex teeth, the second anti-slip part is provided with second concave-convex teeth, and the first concave-convex teeth and the second concave-convex teeth are meshed and matched to prevent the water inlet connector from rotating relative to the water inlet connector mounting hole; the third anti-disengaging part is provided with third concave-convex teeth, the fourth anti-disengaging part is provided with fourth concave-convex teeth, and the third concave-convex teeth are meshed with the fourth concave-convex teeth to prevent the water outlet connector from rotating relative to the water outlet connector mounting hole.

5. A wall-entry valve body as claimed in claim 1, wherein: the opening of the containing cavity of the non-metal body is coated with a connecting piece.

6. A wall-entry valve body as claimed in claim 5, wherein: the connecting piece surrounds the opening of the accommodating cavity.

7. A wall-entry valve body as claimed in claim 1, wherein: the periphery of the nonmetal body is also provided with a wall connecting part used for being connected with a wall.

8. A wall-entry valve body as claimed in claim 1, wherein: the water inlet connector is fixed in the accommodating cavity, the adaptor inlet is communicated with the water inlet connector and the intermediate inlet in a one-to-one correspondence mode, and the adaptor outlet is communicated with the water outlet connector and the intermediate outlet in a one-to-one correspondence mode.

9. Go into wall formula valve body, its installation that is applicable to case and wall, its characterized in that: the water inlet joint and the water outlet joint are fixedly connected to the side surface of the non-metal body and communicated with the accommodating cavity, and the connecting piece covers the opening of the accommodating cavity;

the connecting piece is provided with a first screw hole, the valve core is provided with a second screw hole, the opening of the containing cavity is provided with a first abdicating groove corresponding to the first screw hole and the second screw hole, and the containing cavity is further provided with a first screw which sequentially penetrates through the second screw hole and the first abdicating groove and then is in threaded fit with the first screw hole.

10. Go into wall formula valve body, its installation that is applicable to case and wall, its characterized in that: the water inlet joint and the water outlet joint are fixedly connected to the side surface of the non-metal body and are communicated with the accommodating cavity; the side surface of the adapter is provided with at least one adapter inlet and at least one adapter outlet, the top surface of the adapter is provided with at least one transfer inlet and at least one transfer outlet, the adapter is fixed in the accommodating cavity, the adapter inlets are communicated with the water inlet connector and the transfer inlets in a one-to-one correspondence manner, and the adapter outlets are communicated with the water outlet connector and the transfer outlets in a one-to-one correspondence manner.

11. Valve structure, using the wall-in valve body according to any of claims 1 to 8, characterized in that: the valve core is fixed in the accommodating cavity, the valve core inlets and the water inlet connectors are in one-to-one sealed connection, and the valve core outlets and the water outlet connectors are in one-to-one sealed connection.

12. The valve structure according to claim 11, wherein: the opening of the containing cavity of the non-metal body is coated with a connecting piece, the valve core is provided with a valve core connecting part, and the valve core connecting part is connected with the connecting piece so as to fix the valve core in the containing cavity.

13. The valve structure according to claim 12, wherein: the connecting piece is provided with a first screw hole, the valve core connecting part is provided with a second screw hole, the opening of the containing cavity is provided with a first abdicating groove corresponding to the first screw hole and the second screw hole, and the containing cavity is further provided with a first screw which is matched with the first screw hole in a threaded manner after sequentially penetrating through the second screw hole and the first abdicating groove.

14. The valve structure according to claim 12, wherein: the connecting piece still is equipped with the third screw, case connecting portion still is equipped with the fourth screw, holding chamber opening part still is equipped with the second groove of stepping down that corresponds with third screw, fourth screw homogeneous phase.

15. The valve structure according to claim 11, wherein: the wall-in valve body also comprises an adapter seat, the side surface of the adapter seat is provided with at least one adapter seat inlet and at least one adapter seat outlet, the top surface of the adapter seat is provided with at least one transfer inlet and at least one transfer outlet, the adapter seat is fixed in the accommodating cavity, the adapter seat inlets are communicated with the water inlet connector and the transfer inlets in a one-to-one correspondence manner, and the adapter seat outlets are communicated with the water outlet connector and the transfer outlets in a one-to-one correspondence manner; the valve core inlet and the valve core outlet are both positioned on the bottom end face of the valve core, the valve core inlet is communicated with the transfer inlet in a one-to-one correspondence mode, and the valve core outlet is communicated with the transfer outlet in a one-to-one correspondence mode.

Technical Field

The invention relates to a wall-in type valve body and a valve structure thereof.

Background

The prior wall-embedded valve body, as the granted publication number is CN101846207B, and the patent name is a chinese patent of a faucet which can be embedded in a wall body, the faucet includes a valve body, a switching valve core and a mixing valve core, and as can be seen from the figure, four water outlet channels, a cold water inlet pipe and a hot water inlet pipe are integrated with the valve body, which not only causes the valve body to have higher cost, but also has larger volume.

Disclosure of Invention

The invention provides a wall-in type valve body and a valve structure thereof, which overcome the defects of the background technology. One of the technical schemes adopted by the invention for solving the technical problems is as follows:

go into wall formula valve body, it is applicable to the installation of case and wall, including non-metal body, at least one water supply connector and at least one water connectors, non-metal body is equipped with open-ended holding chamber, the equal rigid coupling of water supply connector, water connectors just all is linked together with the holding chamber on non-metal body.

In a preferred embodiment, the non-metal body is provided with water inlet joint mounting holes with the same number as the water inlet joints and water outlet joint mounting holes with the same number as the water outlet joints, one end of each water inlet joint is fixedly connected in each water inlet joint mounting hole, the other end of each water inlet joint extends out of each water inlet joint mounting hole, one end of each water outlet joint is fixedly connected in each water outlet joint mounting hole, and the other end of each water outlet joint extends out of each water outlet joint mounting hole.

In a preferred embodiment, the periphery of one end of the water inlet joint is provided with a first anti-falling part for preventing the water inlet joint from falling off, and the inner wall of the water inlet joint mounting hole is provided with a second anti-falling part which is in clamping fit with the first anti-falling part; the periphery of one end of the water outlet connector is provided with a third anti-disengaging part for preventing the water outlet connector from disengaging, and the inner wall of the water outlet connector mounting hole is provided with a fourth anti-disengaging part in clamping fit with the third anti-disengaging part.

In a preferred embodiment, the first anti-slip part is provided with first concave-convex teeth, the second anti-slip part is provided with second concave-convex teeth, and the first concave-convex teeth and the second concave-convex teeth are engaged and matched to prevent the water inlet connector from rotating relative to the water inlet connector mounting hole; the third anti-disengaging part is provided with third concave-convex teeth, the fourth anti-disengaging part is provided with fourth concave-convex teeth, and the third concave-convex teeth are meshed with the fourth concave-convex teeth to prevent the water outlet connector from rotating relative to the water outlet connector mounting hole.

In a preferred embodiment, the opening of the accommodation cavity of the non-metal body is covered with a connecting member.

In a preferred embodiment, the connecting member surrounds the opening of the accommodating cavity.

In a preferred embodiment, the periphery of the non-metal body is further provided with a wall connecting portion for connecting with a wall.

In a preferred embodiment, the water inlet connector further comprises an adapter, the side surface of the adapter is provided with at least one adapter inlet and at least one adapter outlet, the top surface of the adapter is provided with at least one transfer inlet and at least one transfer outlet, the adapter is fixed in the accommodating cavity, the adapter inlets are communicated with the water inlet connector and the transfer inlets in a one-to-one correspondence manner, and the adapter outlets are communicated with the water outlet connector and the transfer outlets in a one-to-one correspondence manner.

The second technical scheme adopted by the invention for solving the technical problems is as follows:

the wall-in type valve body is suitable for mounting the valve core and a wall surface and comprises a non-metal body, at least one water inlet joint, at least one water outlet joint and a connecting piece, wherein the non-metal body is provided with an open accommodating cavity;

the connecting piece is provided with a first screw hole, the valve core is provided with a second screw hole, the opening of the containing cavity is provided with a first abdicating groove corresponding to the first screw hole and the second screw hole, and the containing cavity is further provided with a first screw which sequentially penetrates through the second screw hole and the first abdicating groove and then is in threaded fit with the first screw hole.

The third technical scheme adopted by the invention for solving the technical problems is as follows:

the wall-in type valve body is suitable for mounting the valve core and a wall surface and comprises a non-metal body, at least one water inlet joint, at least one water outlet joint and a switching seat, wherein the non-metal body is provided with an open accommodating cavity, and the water inlet joint and the water outlet joint are fixedly connected to the side surface of the non-metal body and are communicated with the accommodating cavity; the side surface of the adapter is provided with at least one adapter inlet and at least one adapter outlet, the top surface of the adapter is provided with at least one transfer inlet and at least one transfer outlet, the adapter is fixed in the accommodating cavity, the adapter inlets are communicated with the water inlet connector and the transfer inlets in a one-to-one correspondence manner, and the adapter outlets are communicated with the water outlet connector and the transfer outlets in a one-to-one correspondence manner.

The fourth technical scheme adopted by the invention for solving the technical problems is as follows:

the valve structure comprises the wall-in valve body and a valve core, wherein the valve core is provided with a valve core inlet and a valve core outlet, the valve core is fixed in the accommodating cavity, the valve core inlet is in one-to-one corresponding sealed connection with the water inlet joint, and the valve core outlet is in one-to-one corresponding sealed connection with the water outlet joint.

In a preferred embodiment, the opening of the accommodating cavity of the non-metal body is coated with a connecting piece, the valve core is provided with a valve core connecting part, and the valve core connecting part is connected with the connecting piece so as to fix the valve core in the accommodating cavity.

In a preferred embodiment, the connecting member has a first screw hole, the valve core connecting portion has a second screw hole, the opening of the accommodating cavity has a first recess corresponding to the first screw hole and the second screw hole, and a first screw is further provided and sequentially passes through the second screw hole and the first recess and then is in threaded engagement with the first screw hole.

In a preferred embodiment, the connecting member further has a third screw hole, the valve core connecting portion further has a fourth screw hole, and the opening of the accommodating cavity further has a second recess corresponding to the third screw hole and the fourth screw hole.

In a preferred embodiment, the wall-in valve further comprises an adapter, the side surface of the adapter is provided with at least one adapter inlet and at least one adapter outlet, the top surface of the adapter is provided with at least one transfer inlet and at least one transfer outlet, the adapter is fixed in the accommodating cavity, the adapter inlets are communicated with the water inlet connectors and the transfer inlets in a one-to-one correspondence manner, and the adapter outlets are communicated with the water outlet connectors and the transfer outlets in a one-to-one correspondence manner; the valve core inlet and the valve core outlet are both positioned on the bottom end face of the valve core, the valve core inlet is communicated with the transfer inlet in a one-to-one correspondence mode, and the valve core outlet is communicated with the transfer outlet in a one-to-one correspondence mode.

Compared with the background technology, the technical scheme has the following advantages:

1. the valve body is formed by fixedly connecting the non-metal body with the water inlet joint and the water outlet joint, so that the non-metal body only plays a supporting role and does not pass water, sufficient strength can be ensured, the cost of the valve body can be reduced, and meanwhile, the volume of the valve body can be reduced, and the weight of the valve body can be lightened. And the connection between the water inlet connector and the water inlet pipeline and the connection between the water outlet connector and the water outlet pipeline are cold connections, so that the connection is quicker, more convenient and simpler.

2. The connecting piece surrounds the holding chamber opening part, can effectively increase the intensity of nonmetal body.

3. The water inlet joint is not easy to fall out from the water inlet joint mounting hole through the clamping fit of the first falling-off prevention part and the second falling-off prevention part; similarly, the third anti-slip part and the fourth anti-slip part are clamped and matched, so that the water outlet connector is not easy to slip out of the water outlet connector mounting hole.

4. The first concave-convex teeth are meshed and matched with the second concave-convex teeth, so that the water inlet connector can be prevented from rotating relative to the water inlet connector mounting hole; the third concave-convex teeth are meshed and matched with the fourth concave-convex teeth, so that the water outlet connector can be prevented from rotating relative to the water outlet connector mounting hole.

5. The wall-in valve body also comprises an adapter, so that the valve body can be also adapted to the existing valve core with bottom inlet and bottom outlet, and the universal matching property is stronger.

Drawings

The invention is further illustrated by the following figures and examples.

Fig. 1 is a general schematic view showing a valve structure of the first preferred embodiment.

Fig. 2 is a schematic view showing the overall structure of the valve body.

Fig. 3 shows an exploded schematic view of the valve body.

Fig. 4 depicts a cross-sectional view of the valve body at the connection.

Fig. 5 shows a longitudinal sectional view of the valve body.

Fig. 6 shows an exploded schematic view of the valve structure.

Fig. 7 is a third exploded schematic view of the valve structure, in which a plane seal is used between one end face of the water inlet connector and the outer end face of the inlet of the valve core, and a plane seal is used between one end face of the water outlet connector and the outer end face of the outlet of the valve core.

Fig. 8 is an overall schematic view showing the valve structure of the second preferred embodiment.

Fig. 9 is an exploded perspective view of the valve structure of the second preferred embodiment.

Fig. 10 shows an exploded perspective view of the valve body of the second preferred embodiment.

FIG. 11 illustrates one of the cross-sectional views of the valve body of the second preferred embodiment.

Fig. 12 shows a second cross-sectional view of the valve body of the second preferred embodiment.

Fig. 13 is a sectional view of the adapter of the second preferred embodiment.

Detailed Description

Referring to fig. 1 to 7, a preferred embodiment of the wall-in valve includes a valve body 100 and a valve core 200.

The valve body 100 comprises a non-metal body 110, at least one water inlet joint 120, at least one water outlet joint 130 and a connecting piece 140, wherein the non-metal body 110 is provided with an open accommodating cavity 111, the water inlet joint 120 and the water outlet joint 130 are fixedly connected to the side surface of the non-metal body 110 and are communicated with the accommodating cavity 111, and the connecting piece 140 covers the opening of the accommodating cavity 111. In this embodiment, two water inlets 120 are provided, which are respectively a metal cold water inlet and a metal hot water inlet, and are respectively located at the front and rear sides of the non-metal body 110 in fig. 1; two water outlet joints 130 are provided and are respectively located at the upper side and the lower side of the non-metal body 110, so that the valve core 200 has a switching function and a water mixing function. Or, if the number of the water inlet joints 120 is two and the number of the water outlet joints 130 is one, the valve core 200 can have a switching function and a water mixing function; alternatively, if the number of the water inlet joints 120 is one and the number of the water outlet joints 130 is one, the valve cartridge 200 may have only a switching function. The specific switching structure, the switching structure or the water mixing structure of the valve core 200 are all the prior art, and are not described herein again. According to the requirement, the opening of the containing cavity 111 of the non-metal body 110 may not be covered by the connecting piece 140, the valve core connecting part 230 and the opening of the containing cavity 111 may be directly connected to relatively fix the valve core 200 and the valve body 100, for example, the wall thickness of the opening of the containing cavity 111 is increased and a screw hole is formed at the opening of the containing cavity 111, and a screw passes through the valve core connecting part 230 and then is directly screwed with the screw hole, without the connecting piece 140, thereby reducing the cost while ensuring sufficient strength.

In this embodiment, the non-metal body 110 is made of plastic; other composite materials may be used as required, but not limited thereto. The water inlet joint 120 and the water outlet joint 130 may be made of metal, or may be made of plastic suitable for water passing, but not limited thereto.

The side surface of the valve core 200 is provided with a valve core inlet 210, a valve core outlet 220 and a valve core connecting part 230, the valve core 200 extends into the accommodating cavity 111 and is connected with the connecting part 140 through the valve core connecting part 230 so as to relatively fix the valve core 200 and the valve body 100, the valve core inlet 210 and the water inlet joint 120 are in one-to-one sealed connection, and the valve core outlet 220 and the water outlet joint 130 are in one-to-one sealed connection. Specifically, the number of the spool inlets 210 is two, and the number of the spool outlets 220 is two. As shown in fig. 6, the spool connecting portion 230 is a laterally disposed boss abutting against the opening of the accommodating chamber 111.

In this embodiment, the connecting member 140 has a first screw hole 141, the valve core connecting portion 230 has a second screw hole 231, the opening of the accommodating cavity 111 has a first recess 101 corresponding to the first screw hole 141 and the second screw hole 231, and a first screw 102 is further disposed, the first screw 102 sequentially passes through the second screw hole 231 and the first recess 101 and then is in threaded engagement with the first screw hole 141, and at this time, the valve core 200 is relatively fixed to the valve body 100.

In this embodiment, the connecting member 140 further has a third screw hole 142, the valve core connecting portion 230 further has a fourth screw hole 232, and the opening of the accommodating cavity 111 is further provided with a second yielding groove 103 corresponding to the third screw hole 142 and the fourth screw hole 232. Since the valve structure is suitable for the wall-in type, a protective cover (not shown in the figure) is needed to protect the valve structure in the decoration process, and therefore, the third screw hole 142, the fourth screw hole 232 and the second abdicating groove 103 can be used for being connected with the protective cover, if a second screw is additionally arranged, the second screw penetrates through the protective cover, the fourth screw hole 232 and the second abdicating groove 103 in sequence and then is in threaded connection with the third screw hole 142, so that the protective cover is covered on the outer side of the valve structure. Alternatively, the third screw hole 142, the fourth screw hole 232 and the second relief groove 103 may be used for connection with a trim panel.

As shown in fig. 2, the first and second yielding slots 101 and 103 are independently and adjacently disposed; according to the requirement, a whole circle of abdicating groove can be arranged on the opening end surface of the accommodating cavity 111, and the width of the abdicating groove is smaller than that of the connecting piece 140, so as to prevent the connecting piece 140 from being pulled out from the abdicating groove.

In this embodiment, the connecting member 140 is annular and surrounds the opening of the accommodating cavity 111, and the annular connecting member 140 can increase the strength of the non-metal body 110; alternatively, the connecting member 140 may be a plurality of separately disposed members, and the plurality of connecting members 140 are annularly spaced to ensure uniform force connection between the valve body 100 and the valve core 200.

In this embodiment, the side surface of the non-metal body 110 is provided with water inlet joint mounting holes 112 having the same number as that of the water inlet joints 120 and water outlet joint mounting holes 113 having the same number as that of the water outlet joints 130, one end of the water inlet joint 120 is fixedly connected in the water inlet joint mounting hole 112, and the outer end of the water inlet joint extends out of the water inlet joint mounting hole 112, and one end of the water outlet joint 130 is fixedly connected in the water outlet joint mounting hole 113, and the outer end of the water outlet joint extends out of the water outlet joint mounting hole 113.

In this embodiment, the periphery of the water inlet joint 120 is provided with a first anti-disengaging portion for preventing the water inlet joint from disengaging, and the inner wall of the water inlet joint mounting hole 112 is provided with a second anti-disengaging portion in clamping fit with the first anti-disengaging portion; the periphery of the water outlet connector 130 is provided with a third anti-falling part for preventing the water outlet connector from falling off, and the inner wall of the water outlet connector mounting hole 113 is provided with a fourth anti-falling part clamped and matched with the third anti-falling part. As shown in fig. 3, the first slip-off preventing portion is a first annular protrusion 121, the second slip-off preventing portion is a first annular groove 114, and the first annular protrusion 121 is clamped in the first annular groove 114; similarly, the third anti-slip part is a second annular protrusion 131, the fourth anti-slip part is a second annular groove 115, and the second annular protrusion 131 is clamped in the second annular groove 115.

In this embodiment, the first anti-slip part is provided with a first concave-convex tooth 122 at the periphery, the second anti-slip part is provided with a second concave-convex tooth 116 at the bottom wall, and the first concave-convex tooth 122 and the second concave-convex tooth 116 are engaged to prevent the water inlet joint 120 from rotating relative to the water inlet joint mounting hole 112; the third department periphery that only takes off is equipped with third concavo-convex tooth 132, fourth department diapire that only takes off is equipped with fourth concavo-convex tooth 117, and third concavo-convex tooth 132 meshes the cooperation with fourth concavo-convex tooth 117 mutually in order to prevent that water outlet joint 130 from rotating relative water outlet joint mounting hole 113.

In this embodiment, a sealing surface is formed between one end surface of the water inlet joint 120 and the outer end surface of the valve core inlet 210; and a cambered surface seal is formed between one end surface of the water outlet joint 130 and the outer end surface of the valve core outlet 220. That is, an end surface of the water inlet joint 120, an outer end surface of the valve core inlet 210, an end surface of the water outlet joint 130 and an outer end surface of the valve core outlet 220 are arc-shaped surfaces. Alternatively, as shown in fig. 7, an end surface of the water inlet connector 120, an outer end surface of the valve core inlet 210, an end surface of the water outlet connector 130, and an outer end surface of the valve core outlet 220 are all planes, that is, a plane seal is formed between the end surface of the water inlet connector 120 and the outer end surface of the valve core inlet 210, and between the end surface of the water outlet connector 130 and the outer end surface of the valve core outlet 220.

In this embodiment, a wall surface connecting portion 118 for connecting with a wall surface is further disposed on the periphery of the non-metal body 110. As shown in fig. 2, the wall surface connecting portion 118 is provided with a locking screw hole 119, and a locking screw is further provided, and the locking screw passes through the locking screw hole 119 and is locked with the unfinished original wall surface to fix the entire valve structure on the original wall surface.

In this embodiment, the non-metal body 110, the water inlet joint 120, the water outlet joint 130 and the connecting member 140 are connected by secondary injection molding.

The assembly process of the valve structure with the initial wall surface is as follows:

firstly, performing secondary injection molding among the nonmetal body 110, the water inlet connector 120, the water outlet connector 130 and the connecting piece 140 to form a valve body 100, then extending the bottom end of the valve core 200 into the accommodating cavity 111 until one end face of the water inlet connector 120 is in sealing butt joint with the outer end face of the valve core inlet 210 and one end face of the water outlet connector 130 is in sealing butt joint with the outer end face of the valve core outlet 220, at the moment, the second screw holes 231, the first abdicating grooves 101 and the first screw holes 141 are in one-to-one correspondence, the fourth screw holes 232, the second abdicating grooves 103 and the third screw holes 142 are in one-to-one correspondence, then the first screws 102 sequentially penetrate through the second screw holes 231 and the first abdicating grooves 101 and then are in threaded connection with the first screw holes 141, so that the valve core 200 and the valve body 100 are fixed together, and finally, the locking screws penetrate through the locking screw holes and then are locked on an initial wall surface, so that the assembly of the valve structure and the initial wall surface is completed;

when the wall surface is repaired, the abdicating hole corresponding to the valve structure is arranged at the position of the well-decorated wall surface, the protective cover is covered outside the valve structure through the locking screw, at the moment, the protective cover abuts against the well-decorated wall surface, and the protective cover can protect the valve structure. When the decorative panel needs to be installed, the protective cover only needs to be detached, the decorative panel is installed on the valve structure in the same assembling mode as the protective cover, and then the handle and other parts are installed, so that the complete assembly of the valve structure is completed.

Referring to fig. 8-13, a second preferred embodiment of the valve structure is shown.

The difference between this embodiment and the previous embodiment is: in the above embodiment, the wall-in valve body 100 is provided with the connecting member 140, and the valve element 200 adopts a side-in and side-out water inlet and outlet manner; in this embodiment, the wall-in valve body 100 is not provided with the connecting member 140, and the valve element 200 adopts a bottom-in and bottom-out water inlet and outlet mode.

Specifically, the method comprises the following steps: the wall-in valve body 100 further comprises an adapter 300, the side surface of the adapter 300 is provided with at least one adapter inlet 310 and at least one adapter outlet 320, the top surface of the adapter 300 is provided with at least one transfer inlet 330 and at least one transfer outlet 340, the adapter 300 is fixed in the accommodating cavity 111, the adapter inlet 310 is communicated with the water inlet joint 120 and the transfer inlet 330 in a one-to-one correspondence manner, and the adapter outlet 320 is communicated with the water outlet joint 130 and the transfer outlet 340 in a one-to-one correspondence manner; the valve core inlet and the valve core outlet are both positioned on the bottom end surface of the valve core 200, the valve core inlet is communicated with the transfer inlet 330 in a one-to-one correspondence manner, and the valve core outlet is communicated with the transfer outlet 340 in a one-to-one correspondence manner.

As shown in fig. 11, the water inlet joint 120 is provided with two hot water inlet joints and two cold water inlet joints, the adapter inlet 310 is provided with two inlets respectively abutting against the two water inlet joints 120, and correspondingly, the transfer inlet 330 is provided with two inlets.

As shown in fig. 12, the water outlet joint 130, the transit outlet 340 and the adapter outlet 320 are all provided with two and are communicated in a one-to-one correspondence manner. The adapter 300 is provided with a first water passage 350 and a second water passage 360, wherein two ends of the first water passage 350 are respectively communicated with one of the transfer outlet 340 and the water outlet connector 130 on the left side; the second water passing channel includes a first section 361 and a second section 362, two ends of the first section 361 are respectively connected with the other transfer outlet 340 and the left water outlet joint 130, two ends of the second section 362 are respectively connected with the left water outlet joint 130 and the right water outlet joint 130, when the left water outlet joint 130 is opened, the left water outlet joint 130 gives priority to water outlet, and when the left water outlet joint 130 is closed and the right water outlet joint 130 is opened, the right water outlet joint 130 can only discharge water.

As shown in fig. 9, the valve structure further includes a gland 400, and the gland 400 is disposed outside the valve core 200 and is screwed with the non-metal body 110.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the invention, which is defined by the appended claims and their equivalents.