WO2021237792A1

WO2021237792A1 - Valve and water supply system

Info

Publication number: WO2021237792A1
Application number: PCT/CN2020/094705
Authority: WO
Inventors: 马洪庆
Original assignee: 烟台莱德流体科技有限公司
Priority date: 2020-05-29
Filing date: 2020-06-05
Publication date: 2021-12-02
Also published as: CN111486249A

Abstract

A valve, comprising a valve body (1) internally provided with a ball valve (5). The valve body (1) is closed and opened by means of the ball valve (5), the cross section of the valve body (1) is polygonal, the valve body (1) located on the periphery of the ball valve (5) are provided with a plurality of split type ball valve seats (3) connected to the valve body (1), the plurality of split type ball valve seats (3) are connected to the valve body (1); sealing elements (4) are embedded on the ball valve seats (3) close to one side of the ball valve (5), so that the main body space of the valve body is not occupied. The valve has the advantages of reducing the total weight of the valve body, simplifying the process, saving the working hours and lowering the product cost. Meanwhile, the ball valve seats embedded with the sealing members ensure the excellent sealing performance and pressure grade of the valve, and the valve body with polygonal cross section solves the problem of large machining allowance caused by an eccentric drill hole provided in the valve body.

Description

A valve and water supply system technical field

[0001] The present invention relates to the field of fluid transmission control, specifically a valve and water supply system. Background technique

[0002] Existing valve solutions for fluid, HVAC, and water supply and drainage systems are mainly three types: The first type of valve body integral casting, with threaded joints connecting and pressing the valve seat structure, has complex processes, high costs, and high consumption. The second kind of rectangular metal block valve body is drilled, and the two ends of the threaded joint are connected and the valve seat is compressed. There is a large amount of machining allowance, which consumes man-hours, and lacks manufacturability, economy, etc. Disadvantages: The third type of valve body integral forging, threaded joints to connect and compress the valve seat structure, has disadvantages such as complicated process, high cost, high energy consumption, and large equipment investment.

[0003] That is, there are problems such as complicated processes and long labor hours, high cost, high energy consumption and so on. Summary of Invention Technical Problem Solution to Problem Technical Solution

[0004] The purpose of the present invention is to provide a valve and a water supply system to solve the problems of complicated process and long working hours, high cost, high energy consumption and so on caused by the existing valves. In order to achieve the above objectives, the following technical solutions are specifically provided:

[0005] A valve includes a valve body in which a ball valve is installed, and the valve body uses the ball valve for closing and opening operations;

[0006] The cross section of the valve body is polygonal, and the valve body located around the ball valve is equipped with a plurality of split ball valve seats connected to the valve body, and the plurality of split ball valve seats are connected to the valve body, simplifying production;

[0007] And, a seal is inlaid on the ball valve seat close to the side of the ball valve, which does not occupy the main body space of the valve body

[0008] A valve body with a polygonal cross-section is provided with a plurality of ball valve seats separately connected to the valve body, and a ball valve seat that does not occupy the main body space of the valve body and is inlaid with a sealing element, which reduces the total weight of the valve body and simplifies Process, saving man-hours, and reducing product cost; and the structure is novel, and the appearance is highly recognizable. At the same time inlaid with seal The ball valve seat of the valve guarantees the superior sealing performance and pressure rating of the valve; the polygonal cross-section of the valve body solves the problem of excessive machining allowance caused by the eccentric drilling of the valve body.

[0009] In the present invention: the cross section of the valve body is rectangular.

[0010] In the present invention: the valve body and the ball valve seat are integrally connected, simplifying production.

[0011] A further solution: The valve body and the ball valve seat are integrally connected by welding.

[0012] In the present invention: a plurality of compression joints are installed on the valve body.

[0013] A further solution: a plurality of the compression joints are detachably mounted on the valve body through threads, and the operation is simple

[0014] In the present invention: a valve stem is installed on the valve body, the valve stem acts on the valve body, and cooperates with the ball valve seat to operate the valve body on and off.

[0015] A further solution: a handle is detachably installed on the valve stem, and the valve stem is used through the handle to complete the cooperation with the ball valve seat to operate the opening and closing of the valve body.

[0016] A further solution: The valve stem is detachably installed with the handle through a locking screw.

[0017] Another object of the invention is to provide a water supply system, including a system main body on which the above-mentioned valve is installed. The beneficial effects of the invention

[0018] The valve of the present invention includes a valve body with a ball valve installed inside, the valve body uses the ball valve for closing and opening operations; the cross section of the valve body is polygonal, and the valve body located around the ball valve is equipped with multiple split connections For the ball valve seat on the valve body, a plurality of split ball valve seats are connected to the valve body to simplify the production; and, the ball valve seat on the side close to the ball valve is embedded with a sealing element, which does not occupy the main body space of the valve body; The valve body with a polygonal cross-section is connected to the valve body by a plurality of separate ball valve seats, as well as the ball valve seat that does not occupy the main body space of the valve body and is inlaid with seals, which reduces the total weight of the valve body, simplifies the process, and saves man-hours , The advantages of reducing product costs; and novel structure, strong appearance recognition. At the same time, the ball valve seat inlaid with seals ensures the superior sealing performance and pressure rating of the valve; the polygonal cross-section of the valve body solves the problem of excessive mechanical allowance caused by the eccentric drilling of the valve body. Brief description of the drawings [0019] FIG. 1 is a schematic view of the structure of the valve of the present invention.

[0020] In the figure: 1-valve body; 2-compression joint; 3-ball valve seat; 4-seal; 5-ball valve; 6-valve stem; 7-locking screw; 8-handle. Inventive embodiment of the present invention

[0021] The purpose of the present invention is to provide a valve and a water supply system to solve the problems of complicated process and long working hours, high cost, high energy consumption and so on caused by the existing valves. In order to achieve the above objectives, the following technical solutions are specifically provided:

[0022] In the embodiment of the present invention, as shown in FIG. 1, a valve includes a valve body 1 (wherein, the valve body 1 is a cold milk valve body manufactured by a cold milk process) in which a ball valve 5 is installed, and the valve body 1 The ball valve 5 is used for closing and opening operations; the cross-section of the valve body 1 is polygonal, and the valve body 1 located around the ball valve 5 is equipped with a plurality of split-type ball valve seats 3 connected to the valve body 1, a plurality of split-type The ball valve seat 3 is connected to the valve body 1 to simplify production; and, the ball valve seat 3 on the side close to the ball valve 5 is inlaid with a seal 4, which does not occupy the main body space of the valve body 1.

[0023] In the embodiment of the present invention, the valve body 1 with a polygonal cross-section is connected to the valve body 1 by a plurality of separate ball valve seats 3, and does not occupy the main body space of the valve body 1, and is inlaid with a sealing element 4. The ball valve seat 3 has the advantages of reducing the total weight of the valve body 1, simplifying the process, saving man-hours, and reducing product costs; and has the advantages of novel structure and strong appearance recognition. At the same time, the ball valve seat 3 inlaid with the seal 4 ensures the superior sealing performance and pressure level of the valve; the cross-section of the valve body 1 is polygonal, which solves the problem of excessive machining allowance caused by the eccentric drilling of the valve body 1.

[0024] In the embodiment of the present invention, as shown in FIG. 1, the cross section of the valve body 1 is rectangular, that is, the cross section of a square tube, and it may also be triangle, square, pentagon, regular polygon, etc. There is no restriction on the specific type, as long as the valve body 1 with a polygonal cross-section can solve the problem of large mechanical allowance caused by the eccentric drilling of the valve body 1; preferably, the valve body 1 The cross section is rectangular.

[0025] In the embodiment of the present invention, as shown in FIG. 1, the valve body 1 and the ball valve seat 3 are integrally connected, which simplifies manufacturing. A further solution: The valve body 1 and the ball valve seat 3 are integrally connected by welding. Among them, the welded integrated connection can be heated and melted, and the integrated connection can also be dissolved by glue, etc. There is no restriction on the specific method, as long as the valve body 1 and the ball valve seat 3 are integrated to simplify the production. Yes; Preferably, the valve body 1 and the ball valve seat 3 are integrally connected by welding. [0026] In the embodiment of the present invention, as shown in FIG. 1, a plurality of compression joints 2 are installed on the valve body 1. A further solution: A plurality of the compression joints 2 are detachably mounted on the valve body 1 through threads, and the operation is simple. Among them, the tight joint 2 can be detachably installed on the valve body 1 through a splint; it can also be detachably installed on the valve body 1 through rope binding, etc. There is no restriction on the specific method, as long as the compression joint 2 Simple operation is required by detachably installing on the valve body 1; preferably, the compression joint 2 is detachably installed on the valve body 1 by threads.

[0027] In the embodiment of the present invention, as shown in FIG. 1, a valve stem 6 is installed on the valve body 1, and the valve stem 6 acts on the valve body 1, and cooperates with the ball valve seat 3 to operate the opening and closing of the valve body 1. . A handle 8 is detachably installed on the valve stem 6, and the valve stem 6 is used to complete the cooperation with the ball valve seat 3 through the handle 8 to operate the opening and closing of the valve body 1. Among them, the valve stem 6 and the handle 8 can be detachably installed, which can be detachably installed through a thread, or detachably installed through a splint, or detachably installed through a rope binding, etc. The specific method is not limited. As long as it can satisfy the requirement that the handle 8 is detachably installed on the valve stem 6.

[0028] In the embodiment of the present invention, as shown in FIG. 1, the valve stem 6 is detachably installed with the handle 8 through a locking screw 7. Wherein, the detachable installation method of the valve stem 6 and the handle 8 is not limited to the detachable installation by the locking screw 7, but may also be detachable installation by bolts, or detachable installation by the lock, etc., The specific method is not limited, as long as the handle 8 can be detachably installed on the valve stem 6; preferably, the valve stem 6 is detachably installed with the handle 8 through the locking screw 7 and the handle 8.

[0029] In an embodiment of the present invention, there is additionally provided a water supply system, including a system main body on which the above-mentioned valve is installed. Among them, the valve is not limited to be installed on the water supply system. It can be installed on the fluid system or used on the HVAC system, as long as the valve body 1 with a polygonal cross section can be used. The ball valve seat 3 separately connected to the valve body 1, and the ball valve seat 3 that does not occupy the main body space of the valve body 1, and is embedded with the seal 4, reduces the total weight of the valve body 1, simplifies the process, saves man-hours, and reduces product costs The advantages of; and the structure is novel, and the appearance is recognizable. At the same time, the ball valve seat 3 inlaid with the seal 4 ensures the superior sealing performance and pressure level of the valve; the valve body 1 with a polygonal cross-section solves the problem of excessive machine allowance caused by the eccentric drilling of the valve body 1 Can.

[0030] The valve of the present invention includes a valve body 1 in which a ball valve 5 is installed. The valve body 1 uses the ball valve 5 for closing and opening operations; the valve body 1 has a polygonal cross section and is located around the ball valve 5 A plurality of split ball valve seats 3 connected to the valve body 1 are installed, and a plurality of split ball valve seats 3 are connected to the valve body 1, simplifying production; and A seal 4 is inlaid on the ball valve seat 3 on the side close to the ball valve 5, which does not occupy the main body space of the valve body 1.

The valve body 1, which has a polygonal cross section, is connected to the valve body 1 by a plurality of ball valve seats 3, and does not occupy the main space of the valve body 1, and is inlaid with a seal 4 to reduce the valve body 1 Total weight, simplification of the process, saving man-hours, and reducing product costs; and the structure is novel, and the appearance is recognizable. At the same time, the ball valve seat 3 embedded with the seal 4 guarantees the superior sealing performance and pressure level of the valve; the valve body 1 with a polygonal cross section solves the problem of excessive mechanical allowance caused by the eccentric drilling of the valve body 1.

[0031] In the description of the invention, it should be noted that the term "installation", unless clearly stipulated and limited otherwise.

"Connected" and "connected" should be interpreted in a broad sense. For example, it 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 a direct connection or Indirect connection through an intermediate medium can be the internal communication between two components. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present invention can be understood through specific situations.

[0032] The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the above-mentioned embodiments, and within the scope of knowledge possessed by those of ordinary skill in the art, it may also be possible without departing from the purpose of the present invention. Make various changes under.

Claims

[Claim 1] A valve, characterized in that it comprises a valve body with a ball valve installed inside, the valve body uses the ball valve for closing and opening operations; the cross section of the valve body is polygonal, and the valve body is installed around the ball valve There are a plurality of split-type ball valve seats connected to the valve body, and a plurality of split-type ball valve seats are connected to the valve body; and the ball valve seat on the side close to the ball valve is inlaid with a sealing element.

[Claim 2] The valve according to claim 1, wherein the cross section of the valve body is rectangular.

[Claim 3] The valve of claim 1, wherein the valve body and the ball valve seat are integrally connected.

[Claim 4] The valve of claim 4, wherein the valve body and the ball valve seat are integrally connected by welding.

[Claim 5] The valve of claim 1, wherein a plurality of compression joints are installed on the valve body.

[Claim 6] A valve according to claim 5, wherein a plurality of the compression joints are detachably mounted on the valve body through threads.

[Claim 7] A valve according to claim 1, characterized in that a valve stem is installed on the valve body, and the valve stem acts on the valve body and cooperates with the ball valve seat to operate the valve body on and off.

[Claim 8] A valve according to claim 7, characterized in that a handle 8 is detachably mounted on the valve stem, and the valve stem is used through the handle to cooperate with the ball valve seat to operate the valve body opening and closing .

[Claim 9] A valve according to claim 8, characterized in that the valve stem is detachably installed via a locking screw and a handle.

[Claim 10] A water supply system, characterized by comprising a system main body, on which the valve of any one of claims 1-9 is installed.