Expansion angle valve

Abstract

The utility model provides an expansion angle valve which comprises a valve body, the valve body is of a tubular structure, a blocking piece is arranged at the opening position of one end or two ends of the valve body, a separation piece is further arranged in an inner cavity of the valve body, and the separation piece divides the inner cavity of the valve body into a water distribution cavity and an expansion cavity. A water inlet connector and one or more sets of water control assemblies used for installing the valve element are arranged at the position, corresponding to the water distribution cavity, of the valve body. A C-shaped groove penetrating in the radial direction of the valve body is formed in the side wall or the end of the position, corresponding to the expansion cavity, of the valve body, and a C-shaped lining arranged in the forming direction of the C-shaped groove is arranged in the C-shaped groove. The utility model has the advantages of simple structure, light weight and convenience in production.

Description

Technical Field

[0001] The utility model relates to the field of valves, in particular to an expansion angle valve. Background Art

[0002] The existing angle valves require the inner cavity of the valve body and various water inlets and outlets to be formed by machining and drilling of rod materials, which leads to problems such as high material cost and loss, high production cost, and long processing cycle. In addition, the finished product is heavy, which greatly increases transportation costs. In particular, angle valves with expansion sockets (for accommodating shower heads, hand sprays and other appliances) can only be machined by drilling or milling solid materials to form the expansion sockets, resulting in high material and process costs. Utility Model Content

[0003] In view of the above problems, the purpose of the present invention is to provide an expansion angle valve which is simple in structure, light in weight and easy to produce.

[0004] In response to the above problems, the following technical solutions are provided: an expansion angle valve, comprising a valve body, which is a tubular structure, a blocking piece being provided at an opening at one or both ends of the valve body, and an isolation piece being provided at the inner cavity of the valve body, which divides the inner cavity of the valve body into a water distribution cavity and an expansion cavity; the valve body is provided with a water inlet joint and one or more water control components for installing a valve core at a position corresponding to the water distribution cavity; the side wall or end portion of the valve body corresponding to the position of the expansion cavity is provided with a C-shaped groove extending through it in a radial direction, and a C-shaped bushing arranged along its opening direction is provided in the C-shaped groove.

[0005] The utility model is further configured as follows: the side wall of the valve body is provided with a water inlet communicated with the water distribution chamber, and the water inlet joint is communicated with the water inlet; the water control component includes a water outlet joint and a connecting sleeve; the valve body is provided with a water outlet opening and a connecting opening which are opened opposite to each other along the circumferential direction of its axis, and the water outlet opening and the connecting opening are arranged in one or more groups along the axial direction of the valve body, the water outlet joint is placed in the water outlet opening, and the connecting sleeve is placed in the connecting opening; the inlet and outlet of the valve core are respectively located on the side and bottom of the valve core, and the valve core is screwed on the connecting sleeve so that the bottom of the valve core is abutted against the end of the water outlet joint to control the water flow between the inner cavity of the valve body and the water outlet joint.

[0006] The utility model is further configured such that the valve body is a profile having a circular or non-rotating cross-section; the cross-sectional shape of the outer wall of the valve body is the same as the cross-sectional shape of the inner wall and is offset.

[0007] The utility model is further configured as follows: the blocking piece is welded and fixed to the end of the valve body; the isolation piece is welded and fixed to the inner wall of the valve body; the water inlet joint is welded and fixed to the side wall of the valve body; the water outlet joint is welded and fixed to the water outlet opening; and the connecting sleeve is welded and fixed to the connecting opening.

[0008] The utility model is further configured such that the valve body is formed by laser cutting; or / and the water inlet, the water outlet opening, and the connecting opening are all formed by laser cutting.

[0009] The present invention is further configured such that the outer edge of the blocking piece is adapted to the inner wall of the valve body or the end face of the blocking piece is adapted to the end face of the valve body.

[0010] The utility model is further configured such that the valve body, blocking piece, isolation piece, water inlet joint, water outlet joint and connecting sleeve are all made of stainless steel or brass.

[0011] The present invention is further configured such that the water inlet joint, the water inlet axis and the water outlet joint or the connecting sleeve axis are spaced 90 degrees apart from each other on the projection plane of the valve body central axis.

[0012] The utility model is further configured such that the water outlet joint is provided with a water outlet shoulder abutting against the outer wall of the valve body; and the connecting sleeve is provided with a connecting shoulder abutting against the outer wall of the valve body.

[0013] The present invention is further configured such that the axis in the length direction of the C-shaped groove and the central axis of the valve body are spaced 90 degrees apart from each other and are arranged perpendicularly or obliquely to the horizontal plane.

[0014] The present invention is further configured such that an outwardly protruding outer edge is provided at the upper end of the C-shaped bushing and at the position corresponding to the notch of the C-shaped groove, and the outer edge is in contact with the outer wall of the valve body; the outer wall of the C-shaped bushing, on the side facing the expansion cavity, is provided with an anti-disconnection hook spaced apart from the outer edge for engaging with the inner wall of the expansion cavity.

[0015] The present invention is further configured such that the C-shaped bushing is injection molded, and the outer wall thereof is fitted with the inner wall of the C-shaped groove by utilizing its own elastic force.

[0016] The utility model is further configured such that one end of the water outlet joint away from the valve body is provided with an internal thread or an external thread; and one end of the water inlet joint away from the valve body is provided with an internal thread or an external thread.

[0017] Beneficial effects of the utility model:

[0018] 1. The valve body is a tubular structure, with a water distribution cavity and expansion cavity constructed by a plug and a spacer to prevent water leakage and provide the necessary conditions for the installation of water control components and valve cores. A C-shaped groove is opened on the basis of the isolation of the spacer, and the C-shaped bushing is used to cover the C-shaped groove, effectively improving the overall smoothness and visual aesthetics, reducing or preventing scratches on appliances such as shower heads and hand sprays when placed. Its overall weight is significantly reduced compared to existing products, effectively reducing transportation costs. It also effectively reduces the generation of processing waste and lowers material costs.

[0019] 2. Form a water outlet opening and a connecting opening by drilling holes, and arrange a water outlet joint and a connecting sleeve on the water outlet opening and the connecting opening to realize the installation of the valve core and the control of water flow;

[0020] 3. The non-rotating cross-section shape can effectively avoid the extra weight caused by wall thickness fluctuations; the overall wall thickness of the profile is uniform, light weight, and low cost; its cross-section is circular, oval, or polygonal, with good aesthetics and easy modeling advantages; at the same time, the valve body length can be easily adjusted according to the number of water control components;

[0021] 4. Laser welding technology is preferred, which has the advantages of beautiful welds, convenient automated production, and easy weld grinding. In addition to welding, it can also be fixed by gluing;

[0022] 5. Before laser cutting, the water inlet, water outlet, connection opening and C-shaped groove can be cut out by the laser cutting machine, and then the valve body can be cut off from the parent material to achieve blanking. It has the advantages of high dimensional accuracy, no need for drilling, no tool loss, and is friendly to the processing of thin-walled parts.

[0023] 6. The outlet shoulder and the connecting shoulder are used to control the depth of the outlet joint and the connecting sleeve into the valve body and position them; they also facilitate the formation of welds during welding;

[0024] 7. The outer edge is equipped with an anti-drop hook to provide freedom constraint for the C-shaped bushing, preventing the C-shaped bushing from falling out of the C-shaped groove when taking and placing appliances such as shower heads and hand sprays; it can also prevent scratches on appliances such as shower heads and hand sprays, and at the same time facilitate assembly by compressing the opening of the C-shaped bushing and placing it into the C-shaped groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0026] Figure 2 This is a schematic diagram of the first partially cutaway three-dimensional structure of the present invention.

[0027] Figure 3 This is a schematic diagram of the second partially cutaway three-dimensional structure of the present invention.

[0028] Figure 4 This is a schematic diagram of the explosive body structure of the utility model.

[0029] Figure 5 This is a schematic diagram of the exploded full-section three-dimensional structure of the utility model.

[0030] Figure 6 This is a schematic diagram of the third partially cutaway three-dimensional structure of the present invention.

[0031] Figure 7 This is a schematic diagram of the three-dimensional structure of the C-shaped groove and the C-shaped bushing of the present invention when they are arranged in another direction.

[0032] Figure 8 This is a schematic diagram of the three-dimensional structure of the C-shaped groove and the C-shaped bushing of the present invention when they are located at the end of the valve body.

[0033] The meaning of the numbers in the figure are: 10-valve body; 101-water distribution chamber; 102-expansion chamber; 103-C-shaped groove; 104-water inlet; 105-water outlet opening; 106-connecting opening; 11-blocking piece; 12-isolating piece; 13-water inlet joint; 14-water outlet joint; 141-water outlet shoulder; 15-connecting sleeve; 151-connecting shoulder; 20-valve core; 30-C-shaped bushing; 31-outer edge; 32-anti-unhooking. DETAILED DESCRIPTION

[0034] The following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0035] refer to Figures 1 to 8 ,like Figures 1 to 8 An expansion angle valve shown includes a valve body 10, which is a tubular structure. A blocking piece 11 is provided at the opening at one or both ends of the valve body 10. The inner cavity of the valve body 10 is also provided with an isolation piece 12, and the isolation piece 12 divides the inner cavity of the valve body 10 into a water distribution chamber 101 and an expansion chamber 102; the valve body 10 is provided with a water inlet joint 13 and one or more water control components for installing a valve core 20 at a position corresponding to the water distribution chamber 101; the side wall or end of the valve body 10 corresponding to the position of the expansion chamber 102 is provided with a C-shaped groove 103 extending through it in its radial direction, and a C-shaped bushing 30 is arranged along its opening direction in the C-shaped groove 103.

[0036] In the above structure, the valve body 10 is a tubular structure, and a water distribution chamber 101 and an expansion chamber 102 are constructed by a blocking piece 11 and an isolation piece 12 to prevent water leakage and provide necessary conditions for the installation of the water control component and the valve core 20; a C-shaped groove 103 is opened on the basis of isolation by the isolation piece 12, and the C-shaped bushing 30 is used to cover the C-shaped groove 103, which effectively improves the overall smoothness and visual aesthetics, reduces or avoids scratches on appliances such as shower heads and hand sprays when placed; its overall weight is greatly reduced compared to existing products, effectively reducing transportation costs; at the same time, it effectively reduces the generation of processing waste and reduces material costs.

[0037] In this embodiment, the side wall of the valve body 10 is provided with a water inlet 104 connected to the water distribution chamber 101, and the water inlet joint 13 is connected to the water inlet 104; the water control component includes a water outlet joint 14 and a connecting sleeve 15; the valve body 10 is provided with a water outlet opening 105 and a connecting opening 106 opened relative to each other along the circumferential direction of its axis, and the water outlet opening 105 and the connecting opening 106 are arranged in one or more groups along the axial direction of the valve body 10, and the water outlet joint 14 is placed at the water outlet opening 105, the connecting sleeve 15 is placed in the connecting opening 106; the inlet and outlet of the valve core 20 are respectively located on the side and bottom of the valve core 20, and the valve core 20 is screwed on the connecting sleeve 15 so that the bottom of the valve core 20 is abutted against the end of the water outlet joint 14 to control the water flow between the inner cavity of the valve body 10 and the water outlet joint 14 (the inlet of the valve core 20 is located on its side and connected to the water distribution chamber 101, and the outlet is located at the bottom of the valve core 20 and abuts against one end of the water outlet joint 14 located in the valve body 10).

[0038] In the above structure, the water outlet opening 105 and the connecting opening 106 are formed by drilling holes, and the water outlet joint 14 and the connecting sleeve 15 are provided on the water outlet opening 105 and the connecting opening 106 to achieve the installation of the valve core 20 and the control of water flow.

[0039] In this embodiment, the valve body 10 is a profile with a circular or non-rotating cross-section. The cross-sectional shape of the outer wall of the valve body 10 is the same as the cross-sectional shape of the inner wall and is offset.

[0040] In the above structure, the extra weight caused by wall thickness fluctuations can be effectively avoided under the non-rotating cross-section shape; the overall wall thickness of the profile is uniform, light in weight, and low in cost; its cross-section is circular, oval, or polygonal, which has the advantages of good aesthetics and easy shaping; at the same time, the length of the valve body 10 can be easily adjusted according to the number of water control components.

[0041] In this embodiment, the blocking piece 11 is welded and fixed to the end of the valve body 10; the isolation piece 12 is welded and fixed to the inner wall of the valve body 10; the water inlet joint 13 is welded and fixed to the side wall of the valve body 10; the water outlet joint 14 is welded and fixed to the water outlet opening 105; and the connecting sleeve 15 is welded and fixed to the connecting opening 106.

[0042] In the above structure, the laser welding process is preferably used, which has the advantages of beautiful welds, easy automated production, and convenient weld grinding. In addition to welding, it can also be fixed by gluing.

[0043] In this embodiment, the valve body 10 is formed by laser cutting; and / or the water inlet 104 , the water outlet opening 105 , and the connecting opening 106 are all formed by laser cutting.

[0044] In the above structure, before laser cutting, the water inlet 104, the water outlet opening 105, the connection opening 106, and the C-shaped groove 103 can be cut by a laser cutting machine, and then the valve body 10 can be cut off from the parent material to achieve cutting; it has the advantages of high dimensional accuracy, no need for drilling, no tool loss, and is friendly to the processing of thin-walled parts.

[0045] In this embodiment, the outer edge of the plugging piece 11 is matched with the inner wall of the valve body 10 or the end face of the plugging piece 11 is matched with the end face of the valve body 10 .

[0046] In the above structure, the outer edge of the blocking piece 11 is adapted to the inner wall of the valve body 10 for easy positioning.

[0047] In this embodiment, the valve body 10 , the blocking piece 11 , the isolation piece 12 , the water inlet connector 13 , the water outlet connector 14 , and the connecting sleeve 15 are all made of stainless steel or brass.

[0048] In the above structure, the valve body 10, the blocking piece 11, the isolation piece 12, the water inlet joint 13, the water outlet joint 14, and the connecting sleeve 15 are preferably made of stainless steel.

[0049] In this embodiment, the axes of the water inlet joint 13 and the water inlet 104 and the axis of the water outlet joint 14 or the connecting sleeve 15 are spaced 90 degrees apart from each other on the projection plane of the central axis of the valve body 10 .

[0050] In the above structure, it is avoided that after the water inlet joint 13 is connected to the pipe joint pre-buried in the wall, the water inlet joint 13 and the water inlet 104 point to the wall, causing interference between the two.

[0051] In this embodiment, the water outlet joint 14 is provided with a water outlet shoulder 141 which abuts against the outer wall of the valve body 10 ; the connecting sleeve 15 is provided with a connecting shoulder 151 which abuts against the outer wall of the valve body 10 .

[0052] In the above structure, the water outlet shoulder 141 and the connecting shoulder 151 are used to control the depth of the water outlet joint 14 and the connecting sleeve 15 inserted into the valve body 10 and position them; they also facilitate the formation of welds during welding.

[0053] In this embodiment, the longitudinal axis of the C-shaped groove 103 and the central axis of the valve body 10 are spaced 90 degrees apart from each other and are arranged perpendicularly or obliquely to the horizontal plane.

[0054] In the above structure, it is ensured that appliances such as shower heads and hand sprayers can be clamped in the C-shaped bushing 30 of the C-shaped groove 103 by their own weight when placed.

[0055] In this embodiment, a protruding outer edge 31 is provided at the upper end of the C-shaped bushing 30 and at the position corresponding to the notch of the C-shaped groove 103, and the outer edge 31 is in contact with the outer wall of the valve body 10; the outer wall of the C-shaped bushing 30 facing the expansion cavity 102 is provided with an anti-disengagement hook 32 which is spaced apart from the outer edge 31 and is used to engage with the inner wall of the expansion cavity 102.

[0056] In the above structure, the outer edge 31 cooperates with the anti-drop hook 32 to provide freedom constraint for the C-shaped bushing 30, thereby preventing the C-shaped bushing 30 from falling out of the C-shaped groove 103 when taking and placing appliances such as shower heads and hand sprayers.

[0057] In this embodiment, the C-shaped bushing 30 is injection molded, and its outer wall is fitted with the inner wall of the C-shaped groove 103 by its own elastic force.

[0058] In the above structure, scratches on appliances such as shower heads and hand sprayers can be avoided, and at the same time, the opening of the C-shaped bushing 30 can be compressed and placed into the C-shaped groove 103 for assembly.

[0059] In this embodiment, the end of the water outlet connector 14 away from the valve body 10 is provided with an internal thread or an external thread; the end of the water inlet connector 13 away from the valve body 10 is provided with an internal thread or an external thread.

[0060] In the above structure, the end of the water outlet connector 14 away from the valve body 10 is preferably externally threaded, so as to be connected to a hose of an external hand sprayer, shower head, etc.; the end of the water inlet connector 13 away from the valve body 10 is preferably externally threaded, so as to be connected to a pipe connector pre-buried in the wall.

[0061] In this embodiment, the C-shaped groove 103 and the C-shaped bushing 30 are located on the side of the valve body 10 where the water inlet connector 13 is located (refer to FIG. Figure 7 ) or the side facing away from the water inlet connector 13 (reference Figure 1 ) or end position (reference Figure 8 ).

[0062] In the above structure, front hanging, rear hanging or end hanging is achieved; when the plugging piece 11 is one piece, the C-shaped groove 103 and the C-shaped bushing 30 are located at the end of the valve body 10 where the plugging piece 11 is not provided; when the plugging piece 11 is two pieces, the C-shaped groove 103 and the C-shaped bushing 30 are located at one end of the valve body 10, and the C-shaped groove 103 is opened on the plugging piece 11 and the valve body 10.

[0063] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications based on the above assumptions should also be regarded as within the scope of protection of the present invention.

Claims

1. An expansion angle valve, comprising a valve body, characterized in that: The valve body is a tubular structure, and a blocking piece is provided at the opening of one or both ends of the valve body. The inner cavity of the valve body is also provided with an isolation piece, and the isolation piece divides the inner cavity of the valve body into a water distribution cavity and an expansion cavity; the valve body is provided with a water inlet joint and one or more water control components for installing the valve core at the position corresponding to the water distribution cavity; the side wall or end of the valve body corresponding to the position of the expansion cavity is provided with a C-shaped groove extending through it in its radial direction, and a C-shaped bushing is provided in the C-shaped groove arranged along its opening direction.

2. The expansion angle valve according to claim 1, characterized in that: The side wall of the valve body is provided with a water inlet connected to the water distribution chamber, and the water inlet joint is connected to the water inlet; the water control component includes a water outlet joint and a connecting sleeve; the valve body is provided with a water outlet opening and a connecting opening which are opposite to each other along the circumferential direction of its axis, and the water outlet opening and the connecting opening are arranged in one or more groups along the axial direction of the valve body, the water outlet joint is placed in the water outlet opening, and the connecting sleeve is placed in the connecting opening; the inlet and outlet of the valve core are respectively located on the side and bottom of the valve core, and the valve core is screwed on the connecting sleeve so that the bottom of the valve core is against the end of the water outlet joint to control the water flow between the inner cavity of the valve body and the water outlet joint.

3. The expansion angle valve according to claim 1, characterized in that: The valve body is a profile with a circular or non-rotating cross section; the cross section of the outer wall of the valve body is the same as the cross section of the inner wall and is offset.

4. The expansion angle valve according to claim 2, characterized in that: The blocking piece is welded and fixed to the end of the valve body; the isolation piece is welded and fixed to the inner wall of the valve body; the water inlet joint is welded and fixed to the side wall of the valve body; the water outlet joint is welded and fixed to the water outlet opening; and the connecting sleeve is welded and fixed to the connecting opening.

5. The expansion angle valve according to claim 2, characterized in that: The valve body, plugging piece, isolation piece, water inlet joint, water outlet joint and connecting sleeve are all made of stainless steel or brass.

6. The expansion angle valve according to claim 2, characterized in that: The water inlet joint, the water inlet axis and the water outlet joint or the connecting sleeve axis are arranged at a 90-degree interval on the projection plane of the valve body central axis.

7. The expansion angle valve according to claim 2, characterized in that: The water outlet joint is provided with a water outlet shoulder which abuts against the outer wall of the valve body; the connecting sleeve is provided with a connecting shoulder which abuts against the outer wall of the valve body.

8. The expansion angle valve according to claim 1, characterized in that: The axis of the C-shaped groove in the longitudinal direction is spaced 90 degrees from the central axis of the valve body and is arranged perpendicularly or obliquely to the horizontal plane.

9. An expansion angle valve according to claim 1 or 8, characterized in that: The upper end of the C-shaped bushing and the position corresponding to the notch of the C-shaped groove are provided with a protruding outer edge, and the outer edge is in contact with the outer wall of the valve body; the outer wall of the C-shaped bushing facing the expansion cavity is provided with an anti-disconnection hook spaced from the outer edge for engaging with the inner wall of the expansion cavity.

10. The expansion angle valve according to claim 9, characterized in that: The C-shaped bushing is injection molded, and its outer wall is fitted with the inner wall of the C-shaped groove by its own elastic force.

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