Stop valve convenient to install

Abstract

The stop valve convenient to install comprises a valve body, a feeding pipe is fixedly connected to the lower surface of the valve body, a discharging pipe is fixedly connected to the middle of the outer surface of the valve body, first limiting rings are fixedly connected to one side of the outer surface of the feeding pipe and one side of the outer surface of the discharging pipe, and second limiting rings are fixedly connected to the other side of the outer surface of the discharging pipe. And one end of the feeding pipe and one end of the discharging pipe are movably connected with connecting pipes. According to the stop valve convenient to install, through the arrangement of a first limiting ring, a second limiting ring, a first clamping hoop and a second clamping hoop, the first limiting ring and the second limiting ring reinforce the abrasion resistance of the pipeline connecting position, the first clamping hoop and the second clamping hoop are arranged on the outer surfaces of the first limiting ring and the second limiting ring in a sleeving mode, and a first screw rod rotates to the position between two sets of limiting blocks; and the first screw rod is locked through the first nut, so that the stop valve and an external pipeline can be fastened and clamped, the tightness and firmness of connection are ensured, the convenience of operation is improved, the installation is rapid and convenient, and the installation requirement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of globe valves, and particularly relates to a globe valve convenient for installation. Background Technique

[0002] A globe valve, also called a stop valve, is a tool that relies on the pressure of the valve stem to make the sealing surface of the valve flap closely fit with the sealing surface of the valve seat to prevent the medium from flowing through. It belongs to a forced-sealing valve and is one of the most widely used valves. The reason why it is widely popular is that the friction between the sealing surfaces during the opening and closing process is small, it is relatively durable, the opening height is not large, it is easy to manufacture, and it is convenient to maintain. It is applicable not only to medium and low pressures but also to high pressures.

[0003] After retrieval, Chinese Patent Publication (Announcement) No. CN221278542U discloses a globe valve convenient for installing a piston, including a valve body. A fixed seat is fixedly connected to the top of the valve body, and an installation seat is arranged on the top of the fixed seat. The utility model, a globe valve convenient for installing a piston, by unscrewing the first nut and removing the fixed seat, the piston can be replaced. Compared with the prior art, this device does not need to replace the entire valve body. Only by removing the parts and replacing them one by one can maintenance be carried out. The maintenance cost of this device is low and it is suitable for popularization and use.

[0004] Although the globe valve of the above patent is convenient for maintenance, when the globe valve is connected to the pipeline, it is generally connected by cooperating with a flange and locking parts such as screws and nuts, and installation tools are required. The installation is not convenient enough and the installation efficiency is poor. Therefore, it is necessary to design a globe valve convenient for installation to solve the above problems. Content of the Utility Model

[0005] The main purpose of the utility model is to provide a globe valve convenient for installation, which can effectively solve the problems in the background technique.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A globe valve convenient for installation, including a valve body. A feed pipe is fixedly connected to the lower surface of the valve body. A discharge pipe is fixedly connected to the middle of the outer surface of the valve body. A first limiting ring is fixedly connected to one side of the outer surfaces of the feed pipe and the discharge pipe. A connecting pipe is movably connected to one end of the feed pipe and the discharge pipe. A second limiting ring is fixedly connected to one side of the outer surface of the connecting pipe; A first clamp is sleeved on one side of the outer surfaces of the first limiting ring and the second limiting ring. A support rod is fixedly connected to the bottom of the back of the first clamp. A connecting block is rotatably connected to the outer surface of the support rod. A second clamp is fixedly connected to the outer surface of the connecting block. A first screw rod is rotatably connected to the top of the outer surface of the second clamp. A first nut is threadedly connected to the outer surface of the first screw rod. A limiting block is fixedly connected to the bottom of the outer surface of the first clamp.

[0008] In order to achieve the effect of strengthening the sealing performance of the pipeline connection, as a globe valve that is easy to install in the present utility model, a first sealing ring is movably connected to the inner sides of the first limiting ring and the second limiting ring.

[0009] In order to achieve the effect of facilitating filtration, as a globe valve that is easy to install in the present utility model, a clamping groove is provided on the inner side of the feed pipe, and a filter plate is clamped inside the clamping groove.

[0010] In order to achieve the effect of strengthening the structural strength, as a globe valve that is easy to install in the present utility model, a first reinforcing rib is fixedly connected to the top of the outer surface of the feed pipe, the first reinforcing rib is fixedly connected to the valve body, a second reinforcing rib is fixedly connected to the bottom of the outer surface of the feed pipe, and the second reinforcing rib is fixedly connected to the discharge pipe.

[0011] In order to achieve the effect of strengthening the sealing performance of the connection of the top seat, as a globe valve that is easy to install in the present utility model, a second sealing ring is movably connected to the top of the inner side of the valve body, and a top seat is fixedly connected to the upper surface of the second sealing ring.

[0012] In order to achieve the effect of facilitating the fixing of the top seat, as a globe valve that is easy to install in the present utility model, a second screw rod is rotatably connected to the top of the outer surface of the valve body, and a second nut is threadedly connected to the outer surface of the second screw rod.

[0013] In order to achieve the effect of facilitating the control of the valve core, as a globe valve that is easy to install in the present utility model, an adjusting rod is threadedly connected to the top of the inner side of the top seat, one end of the adjusting rod is fixedly connected to a connecting plate, the lower surface of the connecting plate is fixedly connected to the valve core by bolts, and a third sealing ring is sleeved on the middle of the outer surface of the valve core.

[0014] In order to achieve the effect of facilitating the installation of the control rod, as a globe valve that is easy to install in the present utility model, a control rod is clamped on one side of the outer surface of the adjusting rod, and a top cap is threadedly connected to the top of the outer surface of the adjusting rod.

[0015] Compared with the prior art, the present utility model has the following beneficial effects:

[0016] 1. In the present utility model, through the arrangement of the first limiting ring, the second limiting ring, the first clamp and the second clamp, the first limiting ring and the second limiting ring enhance the wear resistance at the pipeline connection. The first clamp and the second clamp are sleeved on the outer surfaces of the first limiting ring and the second limiting ring. The first screw rod rotates between the two groups of limiting blocks, and the first screw rod is locked by the first nut, so that the globe valve can be tightly clamped with the external pipeline, ensuring the tightness and firmness of the connection, improving the operation convenience, and being quickly and easily installed, meeting the installation requirements.

[0017] 2. In the present utility model, through the settings of the first sealing ring, filter plate, second sealing ring, valve core, and third sealing ring, the first sealing ring is sleeved at the pipe connection, which can further enhance the sealing effect when the pipe is connected to the valve body. The filter plate is snap-fitted inside the card slot to filter the fluid entering the valve body, avoiding the accumulation of impurities inside the valve body and extending the service life of the stop valve. The second sealing ring strengthens the sealing performance at the connection between the valve body and the inner side of the top seat. The bottom of the valve core adopts an arc structure, having buffer protection performance, which can reduce the impact and corrosion of the fluid on the valve core and extend the service life. The third sealing ring increases the sealing performance at the connection between the valve core and the inner side of the valve body, avoiding the phenomenon of air leakage and liquid leakage. Description of the Drawings

[0018] Figure 1 It is the front view structural schematic diagram of the embodiment of the present utility model;

[0019] Figure 2 It is the sectional view structural schematic diagram of the embodiment of the present utility model;

[0020] Figure 3 It is the exploded view structural schematic diagram of the embodiment of the present utility model;

[0021] Figure 4 It is the clamp structural schematic diagram of the embodiment of the present utility model;

[0022] Figure 5 It is the internal structure schematic diagram of the valve body of the embodiment of the present utility model.

[0023] In the figure: 1. Valve body; 2. Feed pipe; 3. Discharge pipe; 4. First limiting ring; 5. Connecting pipe; 6. Second limiting ring; 7. First clamp; 8. Support rod; 9. Connecting block; 10. Second clamp; 11. First screw; 12. First nut; 13. Limiting block; 14. First sealing ring; 15. Card slot; 16. Filter plate; 17. First reinforcing rib; 18. Second reinforcing rib; 19. Second sealing ring; 20. Top seat; 21. Second screw; 22. Second nut; 23. Adjusting rod; 24. Connecting plate; 25. Valve core; 26. Third sealing ring; 27. Control rod; 28. Top cap. Detailed Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present utility model.

[0025] Embodiment

[0026] As shown Figures 1-5 in the figure, a globe valve that is convenient for installation includes a valve body 1. A feed pipe 2 is fixedly connected to the lower surface of the valve body 1. A discharge pipe 3 is fixedly connected to the middle of the outer surface of the valve body 1. First limit rings 4 are fixedly connected to one side of the outer surfaces of the feed pipe 2 and the discharge pipe 3. One end of the feed pipe 2 and the discharge pipe 3 are movably connected to a connecting pipe 5. A second limit ring 6 is fixedly connected to one side of the outer surface of the connecting pipe 5. A first clamp 7 is sleeved on one side of the outer surfaces of the first limit ring 4 and the second limit ring 6. A support rod 8 is fixedly connected to the bottom of the back surface of the first clamp 7. A connecting block 9 is rotatably connected to the outer surface of the support rod 8. A second clamp 10 is fixedly connected to the outer surface of the connecting block 9. A first screw rod 11 is rotatably connected to the top of the outer surface of the second clamp 10. A first nut 12 is threadedly connected to the outer surface of the first screw rod 11. A limit block 13 is fixedly connected to the bottom of the outer surface of the first clamp 7.

[0027] During specific use, through the settings of the first limit ring 4, the second limit ring 6, the first clamp 7 and the second clamp 10, the feed pipe 2 and the discharge pipe 3 are respectively fixed to the lower surface and the outer surface of the valve body 1, which is convenient for the inflow and outflow of fluids. The connecting pipe 5 is a pipe that needs to be connected externally. The first limit ring 4 and the second limit ring 6 can enhance the wear resistance at the pipe connection, reduce the wear of the pipe, and at the same time limit the first sealing ring 14, the first clamp 7 and the second clamp 10 to prevent left and right shaking during use. The second clamp 10 is rotatably connected to the outer surface of the support rod 8 on the back surface of the first clamp 7 through the connecting block 9 to form a whole. The first clamp 7 and the second clamp 10 are semicircular structures, and convex parts are provided on both sides, which can further enhance the stability after installation. The first clamp 7 and the second clamp 10 are sleeved on the outer surfaces of the first limit ring 4 and the second limit ring 6. The first screw rod 11 is rotated between the two groups of limit blocks 13, and the first screw rod 11 is locked through the first nut 12, then the globe valve can be tightly clamped with the external pipe, ensuring the tightness and firmness of the connection, improving the convenience of operation, being quickly and conveniently installed, and meeting the installation requirements.

[0028] In this embodiment, a first sealing ring 14 is movably connected to the inner side surfaces of the first limit ring 4 and the second limit ring 6.

[0029] During specific use, through the setting of the first sealing ring 14, the first sealing ring 14 is sleeved at the pipe connection, which can further enhance the sealing effect when the pipe is connected to the valve body 1.

[0030] In this embodiment, a card slot 15 is formed in the inner side surface of the feed pipe 2, and a filter plate 16 is clamped inside the card slot 15.

[0031] During specific use, through the setting of the filter plate 16, the filter plate 16 is clamped inside the card slot 15, which is convenient for installation. When in use, it can filter the fluid entering the valve body 1, avoiding the accumulation of impurities inside the valve body 1 and extending the service life of the stop valve.

[0032] In this embodiment, a first reinforcing rib 17 is fixedly connected to the top of the outer surface of the feed pipe 2, and the first reinforcing rib 17 is fixedly connected to the valve body 1. A second reinforcing rib 18 is fixedly connected to the bottom of the outer surface of the feed pipe 2, and the second reinforcing rib 18 is fixedly connected to the discharge pipe 3.

[0033] During specific use, through the setting of the first reinforcing rib 17 and the second reinforcing rib 18, the first reinforcing rib 17 strengthens the firmness of the connection of the feed pipe 2, enhancing its structural strength, and the second reinforcing rib 18 increases the structural strength of the discharge pipe 3, extending its service life.

[0034] In this embodiment, a second sealing ring 19 is movably connected to the top of the inner side surface of the valve body 1, and a top seat 20 is fixedly connected to the upper surface of the second sealing ring 19.

[0035] During specific use, through the setting of the second sealing ring 19, the top seat 20 is installed on the upper surface of the valve body 1 for supporting the adjusting rod 23. The second sealing ring 19 can enhance the sealing performance at the connection between the inner side surfaces of the valve body 1 and the top seat 20.

[0036] In this embodiment, a second screw rod 21 is rotatably connected to the top of the outer surface of the valve body 1, and a second nut 22 is threadedly connected to the outer surface of the second screw rod 21.

[0037] During specific use, through the setting of the second screw rod 21, when the top seat 20 is placed on the upper surface of the valve body 1, rotate the second screw rod 21 so that it is clamped at the bottom of the outer surface of the top seat 20, and lock the second screw rod 21 through the second nut 22, strengthening the firmness of the use of the top seat 20, facilitating installation and disassembly, reducing waste of resources and usage costs, and meeting various usage requirements.

[0038] In this embodiment, an adjusting rod 23 is threadedly connected to the top of the inner side surface of the top seat 20. One end of the adjusting rod 23 is fixedly connected to a connecting plate 24, and a valve core 25 is fixedly connected to the lower surface of the connecting plate 24 through bolts. A third sealing ring 26 is sleeved on the middle of the outer surface of the valve core 25.

[0039] During specific use, through the setting of the adjusting rod 23, the adjusting rod 23 is threadedly connected inside the top seat 20, and the bottom end is connected to the valve core 25 through a connecting plate 24 and a bolt, facilitating the replacement and repair when the valve core 25 is damaged, reducing costs, and enhancing the use effect. The valve core 25 is in contact with the fluid, and the bottom adopts an arc-shaped structure, having buffer and protection performance, which can reduce the impact and corrosion of the fluid on the valve core 25 and extend the service life. The third sealing ring 26 enhances the sealing performance at the connection between the valve core 25 and the inner side surface of the valve body 1, avoiding the phenomenon of air leakage and liquid leakage.

[0040] In this embodiment, a control rod 27 is clamped on one side of the outer surface of the adjusting rod 23, and a top cap 28 is threadedly connected to the top of the outer surface of the adjusting rod 23.

[0041] During specific use, through the setting of the control rod 27, the control rod 27 is clamped on the top of the outer surface of the adjusting rod 23 and locked by the top cap 28, facilitating the installation and disassembly of the control rod 27. Through the control rod 27, it is convenient for the user to operate and control the adjusting rod 23, facilitating the exertion of force by the hand and increasing the convenience of use.

[0042] Working principle: During use, the adjusting rod 23 is threadedly connected inside the top seat 20, the control rod 27 is clamped on the top of the outer surface of the adjusting rod 23 and locked by the top cap 28. The bottom end of the adjusting rod 23 is connected to the valve core 25 through a connecting plate 24 and a bolt. Then, the top seat 20 is installed on the upper surface of the valve body 1. The second sealing ring 19 can enhance the sealing performance at the connection between the valve body 1 and the inner side surface of the top seat 20. Rotate the second screw rod 21 so that it is clamped at the bottom of the outer surface of the top seat 20 and locked by the second nut 22, strengthening the firmness of the use of the top seat 20. The filter plate 16 is clamped inside the card slot 15 to filter the fluid entering the valve body 1. The first sealing ring 14 is sleeved at the pipe connection. The first clamp 7 and the second clamp 10 are sleeved on the outer surfaces of the first limiting ring 4 and the second limiting ring 6. The first screw rod 11 is rotated between the two groups of limiting blocks 13 and locked by the first nut 12, so that the stop valve can be tightly clamped with the external pipe, ensuring the tightness and firmness of the connection, and the installation is rapid and convenient, meeting the installation requirements.

[0043] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A globe valve convenient for installation, comprising a valve body (1), characterized in that: The lower surface of the valve body (1) is fixedly connected with a feed pipe (2), the middle part of the outer surface of the valve body (1) is fixedly connected with a discharge pipe (3), one side of the outer surfaces of the feed pipe (2) and the discharge pipe (3) is fixedly connected with a first limiting ring (4), one end of the feed pipe (2) and the discharge pipe (3) is movably connected with a connecting pipe (5), and one side of the outer surface of the connecting pipe (5) is fixedly connected with a second limiting ring (6); A first clamp (7) is sleeved on one side of the outer surfaces of the first limiting ring (4) and the second limiting ring (6). The bottom of the back surface of the first clamp (7) is fixedly connected with a support rod (8). A connecting block (9) is rotatably connected to the outer surface of the support rod (8). A second clamp (10) is fixedly connected to the outer surface of the connecting block (9). A first screw rod (11) is rotatably connected to the top of the outer surface of the second clamp (10). A first nut (12) is threadedly connected to the outer surface of the first screw rod (11). A limiting block (13) is fixedly connected to the bottom of the outer surface of the first clamp (7).

2. The globe valve according to claim 1, which is easy to install, is characterized in that: A first sealing ring (14) is movably connected to the inner side surfaces of the first limiting ring (4) and the second limiting ring (6).

3. The globe valve according to claim 1, which is easy to install, is characterized in that: A clamping groove (15) is formed in the inner side surface of the feed pipe (2), and a filter plate (16) is clamped in the clamping groove (15).

4. The stop valve according to claim 1, which is characterized in that: A first reinforcing rib (17) is fixedly connected to the top of the outer surface of the feed pipe (2), and the first reinforcing rib (17) is fixedly connected to the valve body (1). A second reinforcing rib (18) is fixedly connected to the bottom of the outer surface of the feed pipe (2), and the second reinforcing rib (18) is fixedly connected to the discharge pipe (3).

5. The globe valve convenient for installation according to claim 1, wherein: A second sealing ring (19) is movably connected to the top of the inner side surface of the valve body (1), and a top seat (20) is fixedly connected to the upper surface of the second sealing ring (19).

6. The stop valve according to claim 1, which is easy to install, is characterized in that: A second screw rod (21) is rotatably connected to the top of the outer surface of the valve body (1), and a second nut (22) is threadedly connected to the outer surface of the second screw rod (21).

7. The stop valve according to claim 5, characterized in that: An adjusting rod (23) is threadedly connected to the top of the inner side surface of the top seat (20). One end of the adjusting rod (23) is fixedly connected with a connecting plate (24). A valve core (25) is fixedly connected to the lower surface of the connecting plate (24) by bolts. A third sealing ring (26) is sleeved on the middle of the outer surface of the valve core (25).

8. The globe valve according to claim 7, wherein: A control rod (27) is clamped on one side of the outer surface of the adjusting rod (23), and a top cap (28) is threadedly connected to the top of the outer surface of the adjusting rod (23).

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