High-safety hydraulic valve

Abstract

The utility model discloses a hydraulic valve with high safety, which relates to the technical field of hydraulic valves and comprises a hydraulic valve, a water inlet pipe is arranged on one side of the hydraulic valve, a water outlet pipe is arranged on the other side of the hydraulic valve, a buffer component is arranged in the water inlet pipe and comprises a mounting frame, a blocking ring is arranged on one side of the mounting frame, and a water outlet pipe is arranged on the other side of the mounting frame. And a mounting frame is arranged in the mounting frame, a supporting rod and a telescopic rod are arranged on one side of the mounting frame, a buffer plate is arranged at the end, away from the supporting rod, of the telescopic rod, and a buffer spring is arranged outside the telescopic rod. According to the hydraulic valve, impact force directly impacting on a valve element of the hydraulic valve is buffered through the arranged buffering assembly, the impact force is buffered through the arranged buffering plate, the arranged supporting spring, the arranged buffering spring and the arranged telescopic rod, the through groove is formed in the middle of the buffering plate, and therefore the impact force in water flow is dispersed, and the service life of the hydraulic valve is prolonged. And the force impacted on the valve core of the hydraulic valve is effectively relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic valves, in particular to a high-safety hydraulic valve. Background Art

[0002] A hydraulic valve is an automated component operated by pressurized oil. It is controlled by the pressure oil of a pressure regulating valve and is usually used in combination with an electromagnetic pressure regulating valve. It can be used to remotely control the on / off of the oil, gas, and water pipeline systems of a hydropower station.

[0003] The existing patent with publication number CN215444566U includes a valve body and a valve. The top and bottom of the valve body are fixedly connected with flanges. In the utility model, two annular frames are installed on the outer wall of the valve body by bolts, and the rotating frame is clamped on the top of the annular frame. The two rotating frames are fixed by a limit plate. The handle is pulled to the side away from the valve, and the rotating frame is rotated so that the fixed bracket is located above the valve. The handle is released. Under the elastic action of the spring, the clamping plate is clamped with the valve, so it is not easy to accidentally touch the valve in an unexpected state, thereby improving the safety of the valve.

[0004] The above-mentioned high-safety hydraulic valve has an unsatisfactory buffering effect on the fluid during use. The fluid is in direct contact with the valve core. After long-term use, the valve core is easily damaged, affecting the closing effect of the valve core and shortening the service life of the valve. Therefore, it is necessary to provide a high-safety hydraulic valve to solve the problem. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-safety hydraulic valve, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A high-safety hydraulic valve comprises a hydraulic valve, a water inlet pipe is arranged on one side of the hydraulic valve, a water outlet pipe is arranged on the other side of the hydraulic valve, and a buffer assembly is arranged inside the water inlet pipe;

[0008] The buffer assembly includes a mounting frame, a blocking ring is provided on one side of the mounting frame, and a mounting frame is provided inside the mounting frame, a support rod is provided on one side of the mounting frame, and a retractable rod is provided in the middle of the support rod, a buffer plate is provided at one end of the retractable rod away from the support rod, and a buffer spring is provided outside the retractable rod, a through groove is provided in the middle of the buffer plate, and a slider is provided on the outer wall of the mounting frame.

[0009] Preferably, the mounting frame is slidably connected to the inside of the water inlet pipe, and the mounting frame is arranged adjacent to the water inlet of the water inlet pipe, a positioning groove is provided on the top of the mounting frame, and a positioning bolt is provided inside the positioning groove, the top end of the positioning bolt passes through the water inlet pipe and is connected to the top of the mounting frame, the side of the mounting frame away from the water inlet of the water inlet pipe is arranged adjacent to a barrier ring, and the barrier ring is fixedly connected to the water inlet pipe.

[0010] Preferably, a groove is provided on the inner wall of the mounting frame on one side close to the barrier ring, and there are four grooves which are symmetrically distributed on the inner wall of the mounting frame, a protrusion is slidably connected inside the groove, a filter screen plate is fixedly connected to the side of the protrusion, and the filter screen plate is located in the middle of the mounting frame, the protrusion and the groove are arranged correspondingly, and the side of the filter screen plate away from the mounting frame is in contact with the side of the barrier ring.

[0011] Preferably, a slide groove is provided on the inner wall of the side of the installation frame away from the filter screen plate, and an arc-shaped limit groove is provided at one end of the slide groove, the arc-shaped limit groove is located in the middle of the installation frame, there are four slide grooves, which are symmetrically distributed on the inner wall of the installation frame, and the slide grooves and the arc-shaped limit grooves are arranged correspondingly, a slider is slidably connected inside the slide groove, and a mounting frame is fixedly connected to the side of the slider, and the mounting frame is cross-shaped and arranged inside the installation frame.

[0012] Preferably, the mounting frame is arranged at a certain distance from the filter screen plate, and a support rod is installed on the side of the mounting frame away from the filter screen plate through bolts, and there are multiple support rods, which are respectively distributed on the side of the mounting frame, and a retraction rod is slidably connected to the side of the support rod away from the mounting frame, and the side of the retraction rod away from the support rod is connected to the buffer plate through bolts, and a plurality of through grooves are opened in the middle of the buffer plate.

[0013] Preferably, the side of the retractable rod close to the support rod is fixedly connected to a limiting slide, and the limiting slide is slidably connected to the inside of the support rod, the side of the limiting slide away from the retractable rod is fixedly connected to a supporting spring, and one end of the supporting spring away from the limiting slide is fixedly connected to a side of the support rod close to the mounting frame, a buffer spring is provided on the outside of the support rod and the retractable rod, and the two ends of the buffer spring are respectively fixedly connected to the side of the mounting frame and the side of the buffer plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The impact force directly hitting the hydraulic valve core is buffered by the buffer assembly, and the impact force is buffered by the buffer plate, support spring, buffer spring and contraction rod. A through groove is provided in the middle of the buffer plate, so as to disperse the impact force in the water flow, effectively reduce the force hitting the hydraulic valve core, extend the service life of the valve core, and filter the impurities in the fluid by the filter screen plate;

[0016] 2. The installation frame is positioned by means of the positioning bolts, and the sliding block is slidably connected to the inside of the slide groove and the arc-shaped limit groove, thereby realizing the installation of the mounting frame and the buffer plate, facilitating the subsequent disassembly of the device and improving the ease of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a first-hand perspective stereogram of the entire device of the utility model;

[0018] Figure 2 It is a second perspective stereogram of the entire device of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the buffer component of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the unfolded buffer assembly of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the side surface of the mounting frame of the utility model.

[0022] In the figure: 1. hydraulic valve; 2. water inlet pipe; 3. water outlet pipe; 4. buffer assembly; 5. mounting frame; 6. barrier ring; 7. positioning bolt; 8. mounting frame; 9. slider; 10. slide groove; 11. arc-shaped limit groove; 12. support rod; 13. retractable rod; 14. limit slide plate; 15. support spring; 16. buffer spring; 17. buffer plate; 18. through groove; 19. filter screen plate; 20. bump; 21. groove. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 As shown, a high-safety hydraulic valve comprises a hydraulic valve 1, a water inlet pipe 2 is arranged on one side of the hydraulic valve 1, a water outlet pipe 3 is arranged on the other side of the hydraulic valve 1, and a buffer assembly 4 is arranged inside the water inlet pipe 2;

[0025] The buffer assembly 4 includes a mounting frame 5, a barrier ring 6 is provided on one side of the mounting frame 5, and a mounting frame 8 is provided inside the mounting frame 5, a support rod 12 is provided on one side of the mounting frame 8, and a retractable rod 13 is provided in the middle of the support rod 12, a buffer plate 17 is provided at one end of the retractable rod 13 away from the support rod 12, and a buffer spring 16 is provided on the outside of the retractable rod 13, a through groove 18 is provided in the middle of the buffer plate 17, a slider 9 is provided on the outer wall of the mounting frame 8, the mounting frame 5 is slidably connected to the inside of the water inlet pipe 2, and the mounting frame 5 is arranged adjacent to the water inlet of the water inlet pipe 2, a positioning groove is provided on the top of the mounting frame 5, and a positioning bolt 7 is provided inside the positioning groove, the top end of the positioning bolt 7 passes through the water inlet pipe 2 and is connected to the top of the mounting frame 5, and the mounting frame 5 is far away A side away from the water inlet of the water inlet pipe 2 is adjacent to the barrier ring 6, and the barrier ring 6 is fixedly connected to the water inlet pipe 2. A groove 21 is provided on the inner wall of the side of the mounting frame 5 close to the barrier ring 6, and there are four grooves 21, which are symmetrically distributed on the inner wall of the mounting frame 5. A protrusion 20 is slidably connected inside the groove 21, and a filter screen plate 19 is fixedly connected to the side of the protrusion 20, and the filter screen plate 19 is located in the middle of the mounting frame 5. The protrusion 20 and the groove 21 are correspondingly arranged, and the side of the filter screen plate 19 away from the mounting frame 5 is in contact with the side of the barrier ring 6. A slide groove 10 is provided on the inner wall of the side of the mounting frame 5 away from the filter screen plate 19, and an arc-shaped limiting groove 11 is provided at one end of the slide groove 10, and the arc-shaped limiting groove 11 is located in the middle of the mounting frame 5. There are four slide grooves 10. , are symmetrically distributed on the inner wall of the mounting frame 5, and the slide groove 10 is corresponding to the arc-shaped limit groove 11. The slide groove 10 is slidably connected to the inside of the slide groove 10, and the side of the slide block 9 is fixedly connected to the mounting frame 8. The mounting frame 8 is cross-shaped and arranged inside the mounting frame 5. The mounting frame 8 and the filter screen plate 19 are arranged at a certain distance. The side of the mounting frame 8 away from the filter screen plate 19 is installed with a support rod 12 by bolts, and there are multiple support rods 12, which are respectively distributed on the side of the mounting frame 8. The side of the support rod 12 away from the mounting frame 8 is slidably connected with a retraction rod 13, and the side of the retraction rod 13 away from the support rod 12 is connected to the buffer plate 17 by bolts. A plurality of through grooves 18 are provided in the middle of the buffer plate 17. The side of the retraction rod 13 close to the support rod 12 A limit slide 14 is fixedly connected, and the limit slide 14 is slidably connected to the inside of the support rod 12. A support spring 15 is fixedly connected to the side of the limit slide 14 away from the contraction rod 13, and one end of the support spring 15 away from the limit slide 14 is fixedly connected to the side of the support rod 12 close to the mounting bracket 8. A buffer spring 16 is sleeved on the outside of the support rod 12 and the contraction rod 13, and the two ends of the buffer spring 16 are respectively fixedly connected to the side of the mounting bracket 8 and the side of the buffer plate 17. The buffer assembly 4 is provided to buffer the impact force directly hitting the valve core of the hydraulic valve 1. The buffer plate 17, the support spring 15, the buffer spring 16 and the contraction rod 13 are provided to buffer the impact force, and a through groove 18 is provided in the middle of the buffer plate 17.Thus, the impact force in the water flow is dispersed, the force that hits the valve core of the hydraulic valve 1 is effectively reduced, and the service life of the valve core is extended. The impurities in the fluid are filtered through the filter screen plate 19, the mounting frame 5 is positioned through the positioning bolts 7, and the slider 9 is slidably connected inside the slide groove 10 and the arc-shaped limit groove 11, so as to realize the installation of the mounting frame 8 and the buffer plate 17, facilitate the subsequent disassembly of the device, and improve the convenience of use of the device.

[0026] It should be noted that the utility model is a high-safety hydraulic valve. When in use, the mounting frame 5 is slidably connected to the inside of the water inlet pipe 2. One side of the mounting frame 5 provided with a filter screen plate 19 is arranged adjacent to the mounting frame 5. A protrusion 20 is installed on the outer wall of the filter screen plate 19. The protrusion 20 is slidably connected to the inside of the groove 21 on the inner wall of the mounting frame 5. When the side surface of the mounting frame 5 contacts the barrier ring 6, the side surface of the filter screen plate 19 contacts the side wall of the barrier ring 6. A slide groove 10 is provided on the side of the mounting frame 5 away from the filter screen plate 19. The slider 9 on the outer wall of the mounting frame 8 is slidably connected to the inside of the slide groove 10, and the mounting frame 8 is pushed to make the slider 9 slide inside the slide groove 10. After sliding to the inside of the arc-shaped limiting groove 11, the mounting frame 8 is rotated to make the mounting frame 8 rotate along the arc-shaped limiting groove 11, thereby realizing the limiting connection of the mounting frame 8, and the side of the mounting frame 8 away from the filter screen plate 19 is bolted. A support rod 12 is installed, and the support rod 12 is slidably connected with the retractable rod 13. A buffer plate 17 is arranged at one end of the retractable rod 13 away from the support rod 12, and is connected to the inside of the positioning groove at the top of the installation frame 5 through the positioning bolt 7 penetrating the water inlet pipe 2, thereby realizing the positioning of the installation frame 5. When the fluid enters the inside of the water inlet pipe 2, the fluid passes through the buffer plate 17, and the buffer plate 17 and the through groove 18 in the middle of the buffer plate 17 are used to buffer and disperse the impact force in the fluid, thereby reducing the direct contact between the fluid and the valve core, reducing the impact force on the valve core, and extending the service life of the valve core. The buffer plate 17 and the mounting frame 8 are supported and connected by the support rod 12 and the retractable rod 13, and the retractable rod 13 and the support rod 12 are provided with a support spring 15 and a buffer spring 16 inside and outside, thereby realizing the buffering of the pressure on the buffer plate 17, extending the service life of the buffer plate 17, and improving the practicability of the device.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-safety hydraulic valve, comprising a hydraulic valve (1), characterized in that: A water inlet pipe (2) is provided on one side of the hydraulic valve (1), and a water outlet pipe (3) is provided on the other side of the hydraulic valve (1); a buffer component (4) is provided inside the water inlet pipe (2); The buffer assembly (4) comprises a mounting frame (5), a barrier ring (6) is arranged on one side of the mounting frame (5), a mounting frame (8) is arranged inside the mounting frame (5), a support rod (12) is arranged on one side of the mounting frame (8), a retractable rod (13) is arranged in the middle of the support rod (12), a buffer plate (17) is arranged at one end of the retractable rod (13) away from the support rod (12), a buffer spring (16) is arranged outside the retractable rod (13), a through groove (18) is arranged in the middle of the buffer plate (17), and a slider (9) is arranged on the outer wall of the mounting frame (8).

2. A high safety hydraulic valve according to claim 1, characterized in that: The installation frame (5) is slidably connected inside the water inlet pipe (2), and the installation frame (5) is arranged adjacent to the water inlet of the water inlet pipe (2). A positioning groove is provided on the top of the installation frame (5), and a positioning bolt (7) is arranged inside the positioning groove. The top end of the positioning bolt (7) passes through the water inlet pipe (2) and is connected to the top of the installation frame (5). The side of the installation frame (5) away from the water inlet of the water inlet pipe (2) is arranged adjacent to a blocking ring (6), and the blocking ring (6) is fixedly connected to the water inlet pipe (2).

3. A high-safety hydraulic valve according to claim 2, characterized in that: A groove (21) is provided on the inner wall of one side of the installation frame (5) close to the barrier ring (6), and there are four grooves (21) which are symmetrically distributed on the inner wall of the installation frame (5). A protrusion (20) is slidably connected inside the groove (21), and a filter screen plate (19) is fixedly connected to the side of the protrusion (20), and the filter screen plate (19) is located in the middle of the installation frame (5). The protrusion (20) and the groove (21) are arranged correspondingly, and the side of the filter screen plate (19) away from the installation frame (5) contacts the side of the barrier ring (6).

4. A high-safety hydraulic valve according to claim 3, characterized in that: A slide groove (10) is provided on the inner wall of one side of the installation frame (5) away from the filter screen plate (19), and an arc-shaped limit groove (11) is provided at one end of the slide groove (10), and the arc-shaped limit groove (11) is located in the middle of the installation frame (5). There are four slide grooves (10), which are symmetrically distributed on the inner wall of the installation frame (5), and the slide grooves (10) and the arc-shaped limit grooves (11) are arranged correspondingly. A slider (9) is slidably connected inside the slide groove (10), and a mounting frame (8) is fixedly connected to the side of the slider (9), and the mounting frame (8) is arranged in a cross shape inside the installation frame (5).

5. A high safety hydraulic valve according to claim 4, characterized in that: The mounting frame (8) and the filter screen plate (19) are arranged at a certain distance. A support rod (12) is installed on the side of the mounting frame (8) away from the filter screen plate (19) by means of bolts. There are a plurality of support rods (12), which are respectively distributed on the side of the mounting frame (8). A retractable rod (13) is slidably connected to the side of the support rod (12) away from the mounting frame (8). The side of the retractable rod (13) away from the support rod (12) is connected to a buffer plate (17) by means of bolts. A plurality of through slots (18) are provided in the middle of the buffer plate (17).

6. A high-safety hydraulic valve according to claim 5, characterized in that: The side of the retractable rod (13) close to the support rod (12) is fixedly connected to a limiting slide plate (14), and the limiting slide plate (14) is slidably connected to the inside of the support rod (12); the side of the limiting slide plate (14) away from the retractable rod (13) is fixedly connected to a supporting spring (15), and one end of the supporting spring (15) away from the limiting slide plate (14) is fixedly connected to the side of the support rod (12) close to the mounting frame (8); a buffer spring (16) is sleeved on the outside of the support rod (12) and the retractable rod (13), and the two ends of the buffer spring (16) are respectively fixedly connected to the side of the mounting frame (8) and the side of the buffer plate (17).

Images