An easily replaceable copper valve

The copper valve design with a detachable connection system addresses the challenge of replacing and maintaining valves by ensuring stable connections and sealing, improving ease of use and longevity.

CN115111384BActive Publication Date: 2025-07-15HUANGSHAN LONGTE METAL PROD CO LTD
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Patent Information

Application Number
CN202210825262.6
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-07-13
Publication Date
2025-07-15
Estimated Expiration
2042-07-13

AI Technical Summary

Technical Problem

The existing valves are inconvenient to replace after being installed on the pipe, which makes them time-consuming and labor-intensive when replacing, affecting service life and sealing.

Method used

By designing the split structure of the positioning shaft and the connecting block, the separation of the connecting mechanism and the valve body is achieved, which is convenient for replacement; the dimensions of the first valve body and the second valve body are consistent, and a sealing gasket is installed at the junction to ensure sealing and drainage effect.

Benefits of technology

It realizes convenient replacement and maintenance of valves, improves service life and sealing, and ensures fluid drainage effect and flow control.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses an easily replaceable copper valve, belonging to the technical field of valves, which includes a valve body, an adjusting mechanism and a connecting mechanism; in the present invention, the disassembly of the positioning shaft can realize the splitting of the connecting block and the connecting seat, so that the splitting of the connecting mechanism and the valve body can be realized, which is convenient for replacement and more convenient for maintenance; the size specifications of the first valve body and the second valve body are the same, and sealing gaskets are installed on the connecting surfaces where the first valve body and the second valve body intersect. By setting the size specifications of the first valve body and the second valve body to be the same, the actual drainage effect can be ensured and it is convenient for replacement, while by setting the sealing gaskets, the sealing performance of the first valve body and the second valve body can be ensured, thus ensuring the actual use effect.
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Description

Technical Field

[0001] The present invention relates to the technical field of valves, and specifically to a copper valve that is easy to replace. Background Art

[0002] A valve is a control component in a pipeline fluid transportation system, used to change the passage cross-section and the flow direction of the medium, and has functions such as diversion, cut-off, throttling, check, shunt, and overflow pressure relief. For valves used in fluid control, from the simplest stop valve to various valves used in extremely complex automatic control systems, their varieties and specifications are numerous. The nominal diameter of the valve ranges from extremely small instrument valves to industrial pipeline valves with a diameter of up to 10 m, and can be used to control the flow of various types of fluids such as water, steam, oil products, gases, mud, various corrosive media, liquid metals, and radioactive fluids.

[0003] With the continuous development of valve technology and the continuous expansion of the application fields of valves, the corresponding valve standards are becoming increasingly indispensable. The valve industry has entered a period of innovation. Not only do product categories need to be updated, but internal management within enterprises also needs to be deeply reformed according to industry standards. However, the existing valves are not convenient to replace after being installed on the pipeline. As a result, if the valve breaks or has poor sealing performance and needs to be replaced, it is very troublesome. Moreover, due to the inconvenience of replacement, the valve cannot be maintained, thereby reducing the service life of the valve. Therefore, a valve that is easy to replace is proposed to solve the above-mentioned problems.

[0004] Currently, there are various valves on the market, but they generally have the defect of being inconvenient to replace. Most of the existing valves are connected to the pipeline through flanges. However, when the valve needs to be replaced, it becomes very inconvenient. It is necessary to disassemble all the flange structures at both ends to remove the valve, which is time-consuming and laborious, and has a relatively high labor intensity and certain limitations. For this reason, we propose a copper valve that is easy to replace. Summary of the Invention

[0005] The purpose of the present invention is to provide a copper valve that is easy to replace. By disassembling the positioning shaft, the split of the connecting block and the connecting seat can be achieved, thereby enabling the split of the connecting mechanism and the valve body, which is convenient for replacement and even more convenient for maintenance and repair; the size specifications of the first valve body and the second valve body are the same, and sealing gaskets are installed on the connecting surfaces where the first valve body and the second valve body intersect. By setting the size specifications of the first valve body and the second valve body to be the same, the actual drainage effect can be ensured and it is convenient for replacement. By setting the sealing gasket, the sealing performance between the first valve body and the second valve body can be ensured, thereby ensuring the actual use effect.

[0006] To solve the above problems, the present invention adopts the following technical solutions:

[0007] An easily replaceable copper valve, comprising a valve body, the valve body including a first valve body and a second valve body, and two sets of connection blocks are installed on the outer walls on both sides of the first valve body and the second valve body, and two connection blocks are symmetrically arranged in each set;

[0008] It also includes,

[0009] An adjusting mechanism, the adjusting mechanism includes a partition board, a connecting shaft is detachably installed on the lower end surface of the partition board, a connecting column is detachably installed on the upper end of the partition board, limiting pieces are installed on the circumferential surfaces of the connecting shaft and the connecting column, and a handle is installed on the upper end of the connecting column;

[0010] A connecting mechanism, two connecting mechanisms are symmetrically arranged, and each connecting mechanism includes two connecting seats, and a positioning shaft is installed inside each connecting seat, both ends of the positioning shaft extend to the outside of the connecting seat, and a positioning piece is detachably installed on the circumferential surface of the positioning shaft, and a connecting ring is installed on the outer end surface of each connecting seat.

[0011] As a preferred solution of the present invention, the first valve body and the second valve body have the same size specifications, and sealing gaskets are installed on the connection surfaces at the intersections of the first valve body and the second valve body.

[0012] As a preferred solution of the present invention, the side wall of the partition board is of an arc structure, and the outer wall of the partition board is tangent to the inner side walls of the first valve body and the second valve body.

[0013] As a preferred solution of the present invention, the outer diameters of the connecting shaft and the connecting column are the same, and mounting holes adapted to the outer diameters of the connecting shaft and the connecting column are opened at the upper end and the lower end of the partition board, and the inner ends of the connecting shaft and the connecting column are installed in the mounting holes.

[0014] As a preferred solution of the present invention, external threads are provided on the circumferential surfaces of the connecting shaft and the connecting column, internal threads are opened at the centers of the limiting pieces, and the connecting shaft, the connecting column and the limiting pieces are connected by threads.

[0015] As a preferred solution of the present invention, bearings are sleeved on the circumferential surfaces of the connecting shaft, the connecting column and the intersections of the first valve body and the second valve body.

[0016] As a preferred solution of the present invention, an installation groove is opened inside the connecting seat, and two adjacent connection blocks are installed in the installation groove.

[0017] As a preferred embodiment of the present invention, through holes adapted to the outer diameter size of the positioning shaft are provided inside the connection seat and the connection block, the positioning shaft is inserted into the through holes, and the connection seat and the connection block are connected by the positioning shaft.

[0018] As a preferred embodiment of the present invention, threaded connection portions are provided on the circumferential surfaces at both ends of the positioning shaft, a threaded hole is provided at the center of the positioning member, and the positioning shaft and the positioning member are connected by threads.

[0019] As a preferred embodiment of the present invention, both ends of the first valve body and the second valve body are inserted into the inside of the connection ring, and the first valve body and the second valve body are in interference fit with the connection ring.

[0020] Compared with the prior art, the advantages of the present invention are as follows:

[0021] (1) In this solution, through holes adapted to the outer diameter size of the positioning shaft are provided inside the connection seat and the connection block, the positioning shaft is inserted into the through holes, and the connection seat and the connection block are connected by the positioning shaft. The through holes can ensure the installation stability of the positioning shaft, and the positioning shaft can ensure the connection stability of the connection block and the connection seat. By disassembling the positioning shaft, the connection block and the connection seat can be separated, so that the connection mechanism and the valve body can be separated, which is convenient for replacement and more convenient for maintenance.

[0022] (2) In this solution, turning the handle can drive the connection column to rotate. When the connection column rotates, it will drive the partition to make a circular motion around the center of the connection column, that is, the included angle between the partition and the inner walls of the first valve body and the second valve body can be changed, so as to achieve the purpose of controlling the flow rate and velocity. After the adjustment is completed, the installation stability of the connection shaft and the connection column can be ensured under the action of the limiting member, so as to ensure the stability of the partition, and further ensure the actual use effect. It has strong practicability and good use effect.

[0023] (3) In this solution, the size specifications of the first valve body and the second valve body are the same, and sealing gaskets are installed on the connection surfaces at the intersections of the first valve body and the second valve body. By setting the size specifications of the first valve body and the second valve body to be the same, the actual drainage effect can be ensured and it is convenient for replacement. By setting the sealing gasket, the sealing performance between the first valve body and the second valve body can be ensured, so as to ensure the actual use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a three-dimensional schematic diagram of the present invention.

[0025] Figure 2 is a front cross-sectional view of the present invention.

[0026] Figure 3This is a three-dimensional schematic diagram of the valve body in the present invention.

[0027] Figure 4 This is a three-dimensional schematic diagram of the adjustment mechanism in the present invention.

[0028] Figure 5 This is a three-dimensional schematic diagram of the connection mechanism in the present invention.

[0029] Explanation of the reference numerals in the figure:

[0030] 1. Valve body; 101. First valve body; 102. Second valve body; 103. Connecting block; 2. Adjustment mechanism; 201. Partition; 202. Connecting shaft; 203. Limiting member; 204. Connecting column; 205. Handle; 206. Bearing; 3. Connecting mechanism; 301. Connecting seat; 302. Positioning shaft; 303. Positioning member; 304. Connecting ring. Detailed implementation manners

[0031] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0032] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top / bottom end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 to the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0033] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "provided with", "sheathed / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0034] Embodiment:

[0035] Please refer to Figures 1-5, An easily replaceable copper valve, including a valve body 1. The valve body 1 includes a first valve body 101 and a second valve body 102. On the outer walls on both sides of the first valve body 101 and the second valve body 102, two groups of connecting blocks 103 are installed, and two connecting blocks 103 are symmetrically arranged in each group; during actual use, the first valve body 101 and the second valve body 102 are spliced, and a cavity is formed inside the first valve body 101 and the second valve body 102, so as to achieve the purpose of drainage. And under the action of the connecting blocks 103, the stable connection between the first valve body 101 and the second valve body 102 and the connecting mechanism 3 can be realized, thus ensuring the actual use effect.

[0036] It also includes,

[0037] An adjusting mechanism 2. The adjusting mechanism 2 includes a partition plate 201. A connecting shaft 202 is detachably installed on the lower end surface of the partition plate 201, and a connecting column 204 is detachably installed on the upper end of the partition plate 201. Limiting members 203 are installed on the circumferential surfaces of the connecting shaft 202 and the connecting column 204, and a handle 205 is installed on the upper end of the connecting column 204; the cooperation between the connecting column 204 and the connecting shaft 202 can ensure the installation stability of the partition plate 201, so that the partition plate 201 is always inside the first valve body 101 and the second valve body 102, thus ensuring the actual use effect. By rotating the handle 205, the connecting column 204 can be driven to rotate. When the connecting column 204 rotates, it will drive the partition plate 201 to make a circular motion around the center of the connecting column 204, that is, the included angle between the partition plate 201 and the inner walls of the first valve body 101 and the second valve body 102 can be changed, so as to achieve the purpose of controlling the flow rate and velocity. After the adjustment is completed, under the action of the limiting members 203, the installation stability of the connecting shaft 202 and the connecting column 204 can be ensured, thus ensuring the stability of the partition plate 201, and further ensuring the actual use effect. It has strong practicability and good use effect.

[0038] A connecting mechanism 3. Two connecting mechanisms 3 are symmetrically arranged, and each connecting mechanism 3 includes two connecting seats 301. A positioning shaft 302 is installed inside each connecting seat 301. Both ends of the positioning shaft 302 extend to the outside of the connecting seat 301, and a positioning member 303 is detachably installed on the circumferential surface of the positioning shaft 302. A connecting ring 304 is installed on the outer end surface of each connecting seat 301; the connecting seat 301 and the positioning shaft 302 can ensure the installation stability of the connecting block 103, thus ensuring the connection stability between the first valve body 101 and the second valve body 102, that is, ensuring the actual use effect of the first valve body 101 and the second valve body 102. And under the action of the connecting ring 304, the stability of the first valve body 101 and the second valve body 102 can be further ensured, and it is convenient to connect to an external pipeline through the connecting ring 304, which is convenient to use.

[0039] Specifically, the first valve body 101 and the second valve body 102 have the same dimensional specifications, and gaskets are installed on the connection surfaces where the first valve body 101 and the second valve body 102 intersect; by setting the dimensional specifications of the first valve body 101 and the second valve body 102 to be the same, the actual drainage effect can be ensured and it is convenient for replacement, while the installation of gaskets can ensure the sealing performance between the first valve body 101 and the second valve body 102, thus ensuring the actual use effect.

[0040] Specifically, the side wall of the partition plate 201 is of an arc structure, and the outer wall of the partition plate 201 is tangent to the inner side walls of the first valve body 101 and the second valve body 102; when the partition plate 201 is tangent to the inner walls of the first valve body 101 and the second valve body 102, a sealing effect can be achieved, preventing the passage of fluid and ensuring the actual sealing effect.

[0041] Specifically, the outer diameters of the connecting shaft 202 and the connecting column 204 are the same, and mounting holes adapted to the outer diameters of the connecting shaft 202 and the connecting column 204 are provided at the upper and lower ends of the partition plate 201, and the inner ends of the connecting shaft 202 and the connecting column 204 are installed in the mounting holes; the mounting holes can ensure the connection stability between the partition plate 201 and the connecting shaft 202 and the connecting column 204, and can also achieve the disassembly of the partition plate and the connecting shaft 202 and the connecting column 204, facilitating replacement and maintenance.

[0042] Specifically, external threads are provided on the circumferential surfaces of the connecting shaft 202 and the connecting column 204, and internal threads are provided at the center of the limiting member 203. The connecting shaft 202, the connecting column 204 and the limiting member 203 are connected by threads; the limiting member 203 can ensure the stability of the connecting shaft 202 and the connecting column 204, thereby ensuring the positioning and fixing of the partition plates 201 at different positions, and thus ensuring the actual use effect.

[0043] Specifically, bearings 206 are sleeved on the circumferential surfaces of the connecting shaft 202 and the connecting column 204 at the intersection of the first valve body 101 and the second valve body 102; the bearings 206 can ensure the installation stability of the connecting shaft 202 and the connecting column 204 and will not affect the actual rotation effect.

[0044] Specifically, an installation groove is provided inside the connecting seat 301, and two adjacent connecting blocks 103 are installed in the installation groove; the installation groove can ensure the installation stability of the connecting blocks 103.

[0045] Specifically, through holes adapted to the outer diameter of the positioning shaft 302 are provided inside the connecting seat 301 and the connecting block 103. The positioning shaft 302 is inserted into the through holes, and the connecting seat 301 and the connecting block 103 are connected through the positioning shaft 302. The installation stability of the positioning shaft 302 can be ensured by the through holes, and the connection stability between the connecting block 103 and the connecting seat 301 can be ensured by the positioning shaft 302. By disassembling the positioning shaft 302, the connecting block 103 and the connecting seat 301 can be separated, so that the connecting mechanism 3 and the valve body 1 can be separated, which is convenient for replacement and more convenient for inspection and maintenance.

[0046] Specifically, threaded connection parts are provided on the circumferential surfaces at both ends of the positioning shaft 302, and a threaded hole is provided at the center of the positioning member 303. The positioning shaft 302 and the positioning member 303 are connected by threads. The installation stability of the positioning shaft 302 can be ensured by the positioning member 303, so as to ensure the actual use effect.

[0047] Specifically, both ends of the first valve body 101 and the second valve body 102 are inserted into the inside of the connecting ring 304, and the first valve body 101 and the second valve body 102 are in interference fit with the connecting ring 304. The installation stability of the first valve body 101 and the second valve body 102 can be ensured by the connecting ring 304, so as to ensure the actual use effect.

[0048] Working principle: During actual use, the first valve body 101 and the second valve body 102 are spliced, and a cavity is formed inside the first valve body 101 and the second valve body 102, so as to achieve the purpose of drainage. The connecting block 103 can ensure the stable connection between the first valve body 101 and the second valve body 102 and the connecting mechanism 3, so as to ensure the actual use effect. The size specifications of the first valve body 101 and the second valve body 102 are the same, and sealing gaskets are installed on the connecting surfaces where the first valve body 101 and the second valve body 102 intersect. By setting the size specifications of the first valve body 101 and the second valve body 102 to be the same, the actual drainage effect can be ensured and it is convenient for replacement. By setting the sealing gaskets, the sealing performance between the first valve body 101 and the second valve body 102 can be ensured, so as to ensure the actual use effect.

[0049] The side wall of the partition plate 201 is of an arc structure, and the outer wall of the partition plate 201 is tangent to the inner side walls of the first valve body 101 and the second valve body 102. When the partition plate 201 is tangent to the inner walls of the first valve body 101 and the second valve body 102, a sealing effect can be achieved, preventing the passage of fluid and ensuring the actual sealing effect. With the cooperation of the connecting column 204 and the connecting shaft 202, the installation stability of the partition plate 201 can be ensured, so that the partition plate 201 is always inside the first valve body 101 and the second valve body 102, thus ensuring the actual use effect. By rotating the handle 205, the connecting column 204 can be driven to rotate. When the connecting column 204 rotates, it will drive the partition plate 201 to make a circular motion around the center of the connecting column 204, that is, the included angle between the partition plate 201 and the inner walls of the first valve body 101 and the second valve body 102 can be changed, so as to achieve the purpose of controlling the flow rate and velocity. After the adjustment, under the action of the limiting member 203, the installation stability of the connecting shaft 202 and the connecting column 204 can be ensured, thus ensuring the stability of the partition plate 201 and further ensuring the actual use effect. It has strong practicability and good use effect;

[0050] Under the action of the connecting seat 301 and the positioning shaft 302, the installation stability of the connecting block 103 can be ensured, thus ensuring the connection stability of the first valve body 101 and the second valve body 102, that is, ensuring the actual use effect of the first valve body 101 and the second valve body 102. And under the action of the connecting ring 304, the stability of the first valve body 101 and the second valve body 102 can be further ensured. And it is convenient to connect external pipelines through the connecting ring 304, which is convenient to use. Through holes adapted to the outer diameter size of the positioning shaft 302 are provided inside the connecting seat 301 and the connecting block 103. The positioning shaft 302 is inserted into the through hole, and the connecting seat 301 and the connecting block 103 are connected by the positioning shaft 302. The installation stability of the positioning shaft 302 can be ensured by the through hole, and the connection stability of the connecting block 103 and the connecting seat 301 can be ensured by the positioning shaft 302. By disassembling the positioning shaft 302, the disassembly of the connecting block 103 and the connecting seat 301 can be realized, so as to realize the disassembly of the connecting mechanism 3 and the valve body 1, which is convenient for replacement and more convenient for overhaul and maintenance. The two ends of the first valve body 101 and the second valve body 102 are inserted into the inside of the connecting ring 304, and the first valve body 101 and the second valve body 102 are in interference fit with the connecting ring 304. Under the action of the connecting ring 304, the installation stability of the first valve body 101 and the second valve body 102 can be ensured, thus ensuring the actual use effect.

[0051] Importantly, it should be noted that the construction and arrangement of the present application shown in multiple different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who refer to this disclosure should readily understand that many modifications are possible without materially departing from the novel teachings and advantages of the subject matter described in this application (e.g., changes in the dimensions, scales, structures, shapes and proportions of various elements, as well as parameter values (such as temperature, pressure, etc.), installation arrangements, use of materials, colors, orientations, etc.). For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature, number or position of discrete elements may be altered or changed. Accordingly, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means-plus-function" clause is intended to cover the structures that perform the recited function described herein, and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present invention. Accordingly, the present invention is not limited to a particular embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0052] In addition, in order to provide a concise description of the exemplary embodiments, all features of the actual embodiments may not be described (i.e., those features that are not relevant to the currently contemplated best mode of carrying out the present invention or those features that are not relevant to implementing the present invention).

[0053] It should be understood that in the development of any actual implementation, as in any engineering or design project, numerous specific implementation decisions may be made. Such development efforts may be complex and time-consuming, but for those of ordinary skill in the art who benefit from this disclosure, without undue experimentation, such development efforts will be a routine task of design, manufacturing and production.

[0054] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and they should all be covered by the scope of the claims of the present invention.

Claims

1. An easily replaceable copper valve, characterized in that: It includes a valve body (1), the valve body (1) includes a first valve body (101) and a second valve body (102), two groups of connecting blocks (103) are installed on the outer walls on both sides of the first valve body (101) and the second valve body (102), and two connecting blocks (103) are symmetrically arranged in each group; It also includes, an adjusting mechanism (2), the adjusting mechanism (2) includes a partition plate (201), a connecting shaft (202) is detachably installed on the lower end surface of the partition plate (201), a connecting column (204) is detachably installed on the upper end of the partition plate (201), limiting members (203) are installed on the circumferential surfaces of the connecting shaft (202) and the connecting column (204), and a handle (205) is installed on the upper end of the connecting column (204); a connecting mechanism (3), two connecting mechanisms (3) are symmetrically arranged, and each connecting mechanism (3) includes two connecting seats (301), a positioning shaft (302) is installed inside each connecting seat (301), both ends of the positioning shaft (302) extend to the outside of the connecting seat (301), and a positioning member (303) is detachably installed on the circumferential surface of the positioning shaft (302), and a connecting ring (304) is installed on the outer end surface of each connecting seat (301); Through holes adapted to the outer diameter size of the positioning shaft (302) are formed inside the connecting seat (301) and the connecting block (103), the positioning shaft (302) is inserted into the through holes, and the connecting seat (301) and the connecting block (103) are connected by the positioning shaft (302).

2. The replaceable copper valve according to claim 1, characterized in that: The first valve body (101) and the second valve body (102) have the same size specifications, and gaskets are installed on the connecting surfaces where the first valve body (101) and the second valve body (102) intersect.

3. The easily replaceable copper valve according to claim 1, wherein: The side wall of the partition plate (201) is of an arc structure, and the outer wall of the partition plate (201) is tangent to the inner side walls of the first valve body (101) and the second valve body (102).

4. The replaceable copper valve according to claim 1, characterized in that: The connecting shaft (202) and the connecting column (204) have the same outer diameter size, and mounting holes adapted to the outer diameters of the connecting shaft (202) and the connecting column (204) are formed at the upper and lower ends of the partition plate (201), and the inner ends of the connecting shaft (202) and the connecting column (204) are installed in the mounting holes.

5. The copper valve according to claim 1, wherein: External threads are provided on the circumferential surfaces of the connecting shaft (202) and the connecting column (204), internal threads are formed at the centers of the limiting members (203), and the connecting shaft (202), the connecting column (204) and the limiting members (203) are connected by threads.

6. The replaceable copper valve according to claim 1, wherein: Bearings (206) are sleeved on the circumferential surfaces of the connecting shaft (202), the connecting column (204), and the intersection of the first valve body (101) and the second valve body (102).

7. The easily replaceable copper valve according to claim 1, wherein: An installation groove is formed inside the connecting seat (301), and two adjacent connecting blocks (103) are installed in the installation groove.

8. A replaceable copper valve according to claim 1, characterized in that: Threaded connection portions are provided on the circumferential surfaces at both ends of the positioning shaft (302), a threaded hole is provided at the center of the positioning member (303), and the positioning shaft (302) is threadedly connected to the positioning member (303).

9. The replaceable copper valve according to claim 1, wherein: Both ends of the first valve body (101) and the second valve body (102) are inserted into the interior of the connection ring (304), and the first valve body (101) and the second valve body (102) are in interference fit with the connection ring (304).

Citation Information

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