Magnetic sealing gate valve

Abstract

The utility model discloses a magnetic sealing gate valve, which relates to the technical field of valves, and comprises a valve body, a first internal groove is arranged in the valve body, a leakage groove is arranged in the valve body and located on one side of the first internal groove, an oil groove is arranged in the valve body and located on one side of the leakage groove, and the first internal groove is communicated with the oil groove. A second sliding groove is formed in the position, located on the outer side of the leakage groove, in the valve body, a third sliding groove is formed in the position, located on one side of the second sliding groove, in the valve body, a second sliding block is slidably connected to the interior of the second sliding groove, and a third sliding block is fixedly connected to one side of the second sliding block. The valve has the beneficial effects that the oil groove, the leakage groove, the second sliding groove, the third sliding groove, the second sliding block, the third sliding block, the leakage hole, the telescopic spring and the pull rod are matched with one another, so that a worker can conveniently and frequently lubricate parts in the valve, the parts in the valve are prevented from being rusted, normal operation of the valve is facilitated, and the service life of the valve is prolonged. And the service life of the magnetic sealing gate valve is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a magnetic sealing gate valve. Background Art

[0002] Valves are usually installed and used on pipelines that transport various liquid media or gases. The existing valve structure includes a valve body and a valve stem, one end of the valve stem is set in the valve body, and the other end passes through the valve body. Rotating the valve stem can open or close the pipeline.

[0003] According to the Chinese patent application number 202321001462.6, a magnetic sealing gate valve that is easy to use includes a valve body, the top of the valve body is fixedly connected to a shell, the top of the inner cavity of the shell is rotatably connected to a rotating rod through a bearing, the bottom of the rotating rod is fixedly connected to a threaded rod, the inner cavity of the shell is movably connected to a valve plate, the valve plate extends to the inner cavity of the valve body, the inner cavity of the valve plate is provided with a threaded groove, the threaded rod is threadedly connected to the inner cavity of the threaded groove, the bottom of the valve plate is fixedly connected to a first magnet, the bottom of the inner cavity of the valve body is provided with a groove, the bottom of the inner cavity of the groove is fixedly connected to a second magnet, a pressure sensor is arranged between the second magnet and the bottom of the inner cavity of the groove, and the outer surface of the rotating rod is fixedly connected to the inner cavity of the valve body. A driven gear is fixedly connected, a motor is fixedly connected to the right side of the shell, and the output shaft of the motor is fixedly connected to a driving gear, and the driving gear is meshingly connected with the driven gear. The motor can drive the driving gear to rotate, and with the cooperation of the driven gear, the rotating rod can be driven to rotate, thereby driving the threaded rod to rotate. The valve plate can be moved up and down by using the thread groove, the sliding groove and the sliding block. The first magnet and the second magnet can play a role of magnetic sealing. The pressure sensor can be used to detect the pressure exerted on the second magnet. When the pressure is too large, the motor can be turned off. It is very convenient and does not require manual switch, which is convenient for people to use. It solves the problem that the current magnetic sealing gate valve needs manual switch, which is inconvenient for people to use.

[0004] However, it is not convenient to lubricate the internal components of the magnetic sealing gate valve during use, and the magnetic sealing gate valve is prone to rust after long-term use, which reduces the service life of the magnetic sealing gate valve. Therefore, we propose a magnetic sealing gate valve. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a magnetic sealing gate valve, which solves the problems raised in the above background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a magnetic sealing gate valve, including a valve body, a first internal groove is opened inside the valve body, a leakage groove is opened inside the valve body and on one side of the first internal groove, an oil groove is opened inside the valve body and on one side of the leakage groove, a second slide groove is opened inside the valve body and on the outside of the leakage groove, a third slide groove is opened inside the valve body and on one side of the second slide groove, a second slider is slidably connected inside the second slide groove, a third slider is fixedly connected to one side of the second slider, the third slider is slidably connected to the inside of the third slide groove, a plurality of leakage holes are opened inside the second slider, a pull rod is fixedly connected to one side of the third slider, and one end of the pull rod extends to the outside of the valve body.

[0007] Preferably, the first internal groove is internally rotatably connected with a first rotating shaft, a servo motor is fixedly installed inside the valve body, and the output end of the servo motor is fixedly connected to the first rotating shaft. Through the cooperation between the servo motor and the first rotating shaft, the threaded rod can be driven to rotate, thereby driving the valve plate to rise and fall, thereby electrically controlling the opening and closing of the magnetic sealing gate valve, thereby improving the applicability of the magnetic sealing gate valve.

[0008] Preferably, a plurality of telescopic springs are arranged inside the third slide groove, one end of the telescopic spring is fixedly connected to the inner wall of the third slide groove, and the other end of the telescopic spring is fixedly connected to one side of the third slider, and the second slider and the third slider can be limited by the mutual cooperation of the telescopic spring, the third slide groove and the third slider, thereby ensuring that the second slider closes the leakage groove.

[0009] Preferably, the valve body has a first slide groove opened and closed inside, a threaded rod is rotatably connected inside the first slide groove, a valve plate is slidably connected inside the first slide groove, the threaded rod passes through the valve plate and is threadedly connected thereto, and one end of the first rotating shaft extends to the inside of the first slide groove and is fixedly connected to the threaded rod.

[0010] Preferably, the first bevel gear is fixedly connected to the outside of the first rotating shaft and located in the inside of the first internal groove, the second rotating shaft is rotatably connected to the inside of the first internal groove, the second bevel gear is fixedly connected to the outside of the second rotating shaft and located in the inside of the first internal groove, the outside of the second rotating shaft extends to the outside of the valve body and is fixedly connected to a connecting seat, the outside of the connecting seat is fixedly connected to a handwheel, the outside of the second rotating shaft extends to the outside of the valve body and is fixedly connected to the connecting seat, and the outside of the connecting seat is fixedly connected to a handwheel, through the mutual cooperation of the first internal groove, the first rotating shaft, the first bevel gear, the second rotating shaft, the second bevel gear, the connecting seat and the handwheel, it is convenient for the staff to manually open and close the magnetic sealing gate valve, thereby improving the applicability of the magnetic sealing gate valve.

[0011] Preferably, a plug-in slot is provided inside the connecting seat, a cross bar is plugged into the inside of the plug-in slot, two corresponding rotating rods are rotatably connected inside the cross bar, and a fixing bolt is provided inside the plug-in slot. Through the mutual cooperation of the plug-in slot, the cross bar and the rotating rod, the staff can open and close the magnetic sealing gate valve conveniently when the hand wheel is not used for a long time and becomes rusty and damaged.

[0012] Preferably, a connecting pipe is fixedly connected to the outer side of the valve body.

[0013] The utility model provides a magnetic sealing gate valve, which has the following beneficial effects:

[0014] 1. The magnetic sealing gate valve, through the mutual cooperation of the oil groove, the leakage groove, the second slide groove, the third slide groove, the second slider, the third slider, the leakage hole, the telescopic spring and the pull rod, is convenient for the staff to lubricate the internal parts of the valve frequently to prevent the internal parts of the valve from rusting, thereby facilitating the normal operation of the valve and increasing the service life of the magnetic sealing gate valve.

[0015] 2. The magnetic sealing gate valve can be opened and closed by both electric and manual methods through the mutual cooperation of the first rotating shaft, the first bevel gear, the second rotating shaft, the second bevel gear, the connecting seat, the hand wheel, the servo motor, the plug-in slot, the cross bar and the rotating rod, thereby improving the applicability of the magnetic sealing gate valve. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the interior of the valve body of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the limiting mechanism of the utility model.

[0019] In the figure: 1. valve body; 2. connecting pipe; 3. first slide groove; 4. valve plate; 5. threaded rod; 6. first internal groove; 7. first rotating shaft; 8. first bevel gear; 9. second rotating shaft; 10. second bevel gear; 11. connecting seat; 12. hand wheel; 13. servo motor; 14. plug-in slot; 15. cross bar; 16. rotating rod; 17. oil groove; 18. leakage groove; 19. second slide groove; 20. third slide groove; 21. second slider; 22. third slider; 23. leakage hole; 24. telescopic spring; 25. pull rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figures 1 to 3 The utility model provides a technical solution: a magnetic sealing gate valve, including a valve body 1, a first internal groove 6 is opened inside the valve body 1, a leakage groove 18 is opened inside the valve body 1 and on one side of the first internal groove 6, an oil groove 17 is opened inside the valve body 1 and on one side of the leakage groove 18, a second slide groove 19 is opened inside the valve body 1 and on the outside of the leakage groove 18, a third slide groove 20 is opened inside the valve body 1 and on one side of the second slide groove 19, a second slider 21 is slidably connected inside the second slide groove 19, a third slider 22 is fixedly connected to one side of the second slider 21, the third slider 22 is slidably connected to the inside of the third slide groove 20, a plurality of leakage holes 23 are opened inside the second slider 21, a pull rod 25 is fixedly connected to one side of the third slider 22, and one end of the pull rod 25 extends to the outside of the valve body 1.

[0022] A plurality of telescopic springs 24 are arranged inside the third chute 20, one end of the telescopic spring 24 is fixedly connected to the inner wall of the third chute 20, and the other end of the telescopic spring 24 is fixedly connected to one side of the third slider 22. Through the cooperation between the telescopic spring 24, the third chute 20 and the third slider 22, the second slider 21 and the third slider 22 can be limited, thereby ensuring that the second slider 21 closes the leakage groove 18;

[0023] The valve body 1 has a first slide groove 3 opened and closed inside, a threaded rod 5 is rotatably connected inside the first slide groove 3, a valve plate 4 is slidably connected inside the first slide groove 3, the threaded rod 5 penetrates the valve plate 4 and is threadedly connected thereto, and one end of the first rotating shaft 7 extends to the inside of the first slide groove 3 and is fixedly connected to the threaded rod 5;

[0024] The first internal groove 6 is internally rotatably connected to the first rotating shaft 7, and a servo motor 13 is fixedly installed inside the valve body 1. The output end of the servo motor 13 is fixedly connected to the first rotating shaft 7. Through the cooperation between the servo motor 13 and the first rotating shaft 7, the threaded rod 5 can be driven to rotate, thereby driving the valve plate 4 to rise and fall, thereby electrically controlling the opening and closing of the magnetic sealing gate valve, thereby improving the applicability of the magnetic sealing gate valve. The outside of the first rotating shaft 7 and the inside of the first internal groove 6 are fixedly connected with the first bevel gear 8, the inside of the first internal groove 6 is rotatably connected to the second rotating shaft 9, the outside of the second rotating shaft 9 and the inside of the first internal groove 6 are fixedly connected with the second bevel gear 10, the outside of the second rotating shaft 9 extends to the outside of the valve body 1 and is fixedly connected to a connecting seat 11, the outside of the connecting seat 11 is fixedly connected to a hand wheel 12, and the outside of the second rotating shaft 9 extends to the outside of the valve body 1. A connecting seat 11 is extended to the outside of the valve body 1 and is fixedly connected to the outside of the connecting seat 11. A hand wheel 12 is fixedly connected to the outside of the connecting seat 11. Through the cooperation of the first internal groove 6, the first rotating shaft 7, the first bevel gear 8, the second rotating shaft 9, the second bevel gear 10, the connecting seat 11 and the hand wheel 12, it is convenient for the staff to manually open and close the magnetic sealing gate valve, thereby improving the applicability of the magnetic sealing gate valve. A plug-in slot 14 is provided inside the connecting seat 11, and a cross bar 15 is plugged inside the plug-in slot 14. Two corresponding rotating rods 16 are rotatably connected to the inside of the cross bar 15. A fixing bolt is arranged inside the plug-in slot 14. Through the cooperation of the plug-in slot 14, the cross bar 15 and the rotating rod 16, when the hand wheel 12 is not used for a long time and is rusted and damaged, it is convenient for the staff to open and close the magnetic sealing gate valve. A connecting pipe 2 is fixedly connected to the outside of the valve body 1.

[0025] In summary, when the magnetic sealed gate valve is in use, the staff manually pulls the rod 25 to drive the third slider 22 to slide inside the third slide groove 20, and then drives the second slider 21 to move inside the second slide groove 19, and then drives the leakage hole 23 to move to the leakage groove 18, so that the lubricating oil inside the oil groove 17 flows to the inside of the first internal groove 6 to lubricate and cover the first rotating shaft 7, the first bevel gear 8, the second rotating shaft 9 and the second bevel gear 10, thereby preventing them from rusting, thereby improving the service life of the magnetic sealed gate valve, and through the mutual cooperation of the first rotating shaft 7, the first bevel gear 8, the second rotating shaft 9, the second bevel gear 10, the connecting seat 11, the hand wheel 12, the servo motor 13, the plug-in slot 14, the cross bar 15 and the rotating rod 16, the magnetic sealed gate valve can be opened and closed in a variety of ways, thereby improving the applicability of the magnetic sealed gate valve.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A magnetic sealing gate valve, comprising a valve body (1), characterized in that: The valve body (1) is provided with a first internal groove (6), the valve body (1) is provided with a leakage groove (18) on one side of the first internal groove (6), the valve body (1) is provided with an oil groove (17) on one side of the leakage groove (18), the valve body (1) is provided with a second slide groove (19) on the outside of the leakage groove (18), the valve body (1) is provided with a third slide groove (20) on one side of the second slide groove (19), the second slide groove (19) is slidably connected with a second slider (21), one side of the second slider (21) is fixedly connected with a third slider (22), the third slider (22) is slidably connected to the inside of the third slide groove (20), the second slider (21) is provided with a plurality of leakage holes (23), one side of the third slider (22) is fixedly connected with a pull rod (25), one end of the pull rod (25) extends to the outside of the valve body (1).

2. A magnetic sealing gate valve according to claim 1, characterized in that: The first internal groove (6) is rotatably connected to a first rotating shaft (7), a servo motor (13) is fixedly installed inside the valve body (1), and an output end of the servo motor (13) is fixedly connected to the first rotating shaft (7).

3. A magnetic sealing gate valve according to claim 1, characterized in that: A plurality of telescopic springs (24) are arranged inside the third slide groove (20), one end of the telescopic spring (24) is fixedly connected to the inner wall of the third slide groove (20), and the other end of the telescopic spring (24) is fixedly connected to one side of the third sliding block (22).

4. A magnetic sealing gate valve according to claim 2, characterized in that: The valve body (1) has a first slide groove (3) inside which is opened and closed, a threaded rod (5) is rotatably connected inside the first slide groove (3), a valve plate (4) is slidably connected inside the first slide groove (3), the threaded rod (5) passes through the valve plate (4) and is threadedly connected thereto, and one end of the first rotating shaft (7) extends into the first slide groove (3) and is fixedly connected to the threaded rod (5).

5. A magnetic sealing gate valve according to claim 2, characterized in that: A first bevel gear (8) is fixedly connected to the outside of the first rotating shaft (7) and located inside the first internal groove (6); a second rotating shaft (9) is rotatably connected to the inside of the first internal groove (6); a second bevel gear (10) is fixedly connected to the outside of the second rotating shaft (9) and located inside the first internal groove (6); the outside of the second rotating shaft (9) extends to the outside of the valve body (1) and is fixedly connected to a connecting seat (11); and a hand wheel (12) is fixedly connected to the outside of the connecting seat (11).

6. A magnetic sealing gate valve according to claim 5, characterized in that: The connection seat (11) is provided with an inserting groove (14) inside, a cross bar (15) is inserted inside the inserting groove (14), two corresponding rotating rods (16) are rotatably connected inside the cross bar (15), and a fixing bolt is arranged inside the inserting groove (14).

7. A magnetic sealing gate valve according to claim 1, characterized in that: The outer side of the valve body (1) is fixedly connected with a connecting pipe (2).

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