Manual regulating valve with flow test function

Abstract

The utility model relates to the technical field of handles, and discloses a manual regulating valve with a flow test function, including a valve body, a flange plate welded on the upper part of the valve body, a female valve tube fixedly connected to the left and right ends of the valve body, a gasket fixed inside the valve body, a sleeve bolted to the upper part of the valve body, a scale engraved on the front side of the middle part of the sleeve, a threaded rod passing through the sleeve, a handle fixedly connected to the upper end of the threaded rod, a valve column one bolted to the lower part of the valve body, and a valve seat fixedly connected to the lower end of the valve column. In the utility model, by pushing the outer peripheral sleeve of the female valve and inserting the male valve tube, the ball inside the female valve tube rolls down and is stuck in the slot of the male valve tube, the tube cores of the two valve tubes are contacted and retreated to leave a gap, and water is discharged through the gap and the water outlet hole, and the sleeve is pushed back to pull out the male valve tube, thereby quickly installing and disassembling the pipeline.

Description

Technical Field

[0001] The utility model relates to the technical field of handles, in particular to a manual regulating valve with a flow testing function. Background Art

[0002] In early industrial production, the requirements for fluid flow and pressure control were relatively simple, and some simple throttling devices were often used to achieve rough regulation. With the continuous advancement of industrial technology, the complexity of the production process has gradually increased, and the requirements for the accuracy and flexibility of fluid control have become increasingly higher. The continuous development of mechanical manufacturing technology has provided better conditions for the manufacture of manual control valves, which has improved the processing accuracy of its components, thereby improving the adjustment performance and sealing performance of the handle.

[0003] The traditional manual regulating valve includes a valve body, a rotating shaft, a valve plate, a baffle, a block, a rack, a first ratchet, a second ratchet, a ratchet shaft, a connecting rod, a lifting ring, and a gear. By pushing the rack with a push-pull handle, the rotation angle of the rotating shaft can be controlled, and the handle opening and closing size can be accurately adjusted by observing the scale. The first ratchet and the second ratchet are in opposite directions, and lifting the corresponding ratchet can achieve unidirectional adjustment, which is convenient for controlling opening and closing.

[0004] The pipeline of the existing manual regulating valve can only be connected by flange connection or welding, which is inconvenient to install and disassemble and has low working efficiency. Therefore, a manual regulating valve with flow testing function is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a manual regulating valve with a flow testing function, aiming to improve the problem of inconvenient installation and disassembly of pipelines leading to inconvenient replacement in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] 2. The manual regulating valve with flow testing function comprises a valve body, characterized in that: a flange is fixedly connected to the bottom side of the valve body, left and right ends of the valve body are fixedly connected to a female valve tube, the inner side of the female valve tube is connected to a male valve tube, a tube core is slidably connected to the inside of the female valve tube and the male valve tube, a card slot is opened on the outer periphery of the male valve tube, a sleeve is slidably connected to the outer periphery of the female valve tube, a ball is slidably connected to the inside of the female valve tube, a spring 2 is sleeved on the outer periphery of the female valve tube, the sleeve is slidably connected to the outer periphery of the ball, the sleeve is slidably connected to the front end of the spring 2, a gasket is fixed inside the valve body, a sleeve is fixedly connected to the top side of the valve body, a scale is engraved on the front side of the middle part of the sleeve, a threaded rod is passed through the inside of the sleeve, a handle is fixedly connected to the top end of the threaded rod, a valve core is fixedly connected to the bottom end of the threaded rod, and a height adjustment component is fixed on the bottom side of the valve body, and the height adjustment component is used to adjust the height of the manual regulating valve;

[0008] As a further description of the above technical solution:

[0009] The height adjustment assembly includes a valve column 1, which is arranged at the lower part of the valve body, a handle is rotatably connected to the top side of the valve column 1, a bevel gear is fixedly connected to the middle of the handle, a valve seat is fixedly connected to the bottom side of the valve column 1, a valve column 2 is fixedly connected to the top side of the valve seat, a base nut is fixedly connected to the top side of the valve seat, a bevel screw is threadedly connected to the inside of the valve column 2, a bevel gear 1 is fixedly connected to the upper end of the bevel screw, and the bevel gear 1 is meshed with the bevel gear 2;

[0010] As a further description of the above technical solution:

[0011] The base nut is arranged inside the valve column 2;

[0012] As a further description of the above technical solution:

[0013] A circular ring is fixed on the outer circumference of the threaded rod, and a limiting plate is fixedly connected to the bottom end of the threaded rod;

[0014] As a further description of the above technical solution:

[0015] The valve post 1 is slidably connected to the outer periphery of the valve post 2;

[0016] As a further description of the above technical solution:

[0017] A water outlet hole is provided inside the tube core, a spring 1 is fixedly connected to the bottom end of the tube core, and a limiting ring is fixed to the bottom end of the spring 1;

[0018] As a further description of the above technical solution:

[0019] A sealing ring 1 is fixed on the outer periphery of the limiting ring, and a sealing ring 2 is fixed on the front end of the tube core;

[0020] As a further description of the above technical solution:

[0021] The flange is internally threadedly connected with a plurality of bolts.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, the sleeve on the outer periphery of the female valve tube is pushed back, the sleeve compresses the spring, the male valve tube is inserted into the female valve tube, the ball of the female valve tube slides down and is stuck in the slot of the male valve tube, so that the quick installation function is realized, the tube cores of the male valve tube and the female valve tube are contacted and retreated by the spring, leaving a gap, and water is discharged through the water outlet hole, and the sleeve on the outer periphery of the female valve tube is pushed back to leave space for the ball, and when the male valve tube is pulled out, the ball exits the slot, so that the quick disassembly function is realized.

[0024] 2. In the utility model, the handle is turned, and the handle drives the bevel gear fixed in the middle to rotate. When the bevel gear rotates, it drives the bevel screw to rotate. The bevel screw rotates and pulls out of the base nut. The upper end of the bevel screw is fixedly connected to the upper end of the valve column one, driving the valve column one to slide up and down on the outer periphery of the valve column two, thereby realizing the height adjustment function. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional schematic diagram of a manual regulating valve with flow rate testing function proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of the valve core of the manual regulating valve with flow testing function proposed by the utility model;

[0027] Figure 3 This is a structural schematic diagram of the handle of the manual regulating valve with flow testing function proposed by the utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the height adjustment mechanism of the manual regulating valve with flow testing function proposed by the utility model;

[0029] Figure 5 This is a structural schematic diagram of the valve pipe of the manual regulating valve with flow testing function proposed by the utility model.

[0030] Legend:

[0031] 1. Valve body; 2. Threaded rod; 3. Sleeve; 4. Scale; 5. Female valve tube; 6. Handle; 7. Valve seat; 8. Valve column 1; 9. Flange; 10. Bolt; 11. Male valve tube; 12. Ring; 13. Valve core; 14. Washer; 15. Base nut; 16. Valve column 2; 17. Conical screw; 18. Bevel gear 1; 19. Bevel gear 2; 20. Limiting plate; 21. Handle; 22. Limiting ring; 23. Sealing ring 1; 24. Spring 1; 25. Water outlet; 26. Tube core; 27. Slot; 28. Sealing ring 2; 29. ​​Ball; 30. Spring 2; 31. Sleeve. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figure 1-Figure 3 , Figure 5The utility model provides an embodiment: a manual regulating valve with a flow test function, comprising a valve body 1, a flange 9 fixedly connected to the bottom side of the valve body 1, the flange 9 is used to fix the valve body 1 and various components, the left and right ends of the valve body 1 are fixedly connected to a female valve tube 5, the inner side of the female valve tube 5 is connected to a male valve tube 11, the female valve tube 5 and the male valve tube 11 cooperate to complete the rapid installation of the pipeline, the female valve tube 5 and the male valve tube 11 are both slidably connected with a tube core 26 inside, the tube core 26 is used to seal the pipeline when the pipeline is not connected to prevent water leakage, and the two tube cores 26 are squeezed and retreated to leave a gap for water discharge during the pipeline splicing process, the outer periphery of the male valve tube 11 is provided with a card groove 27, and the outer periphery of the female valve tube 5 is slidably connected with a sleeve The sleeve 31 is slidably connected to the inner part of the mother valve tube 5 with a ball 29, and the outer periphery of the mother valve tube 5 is sleeved with a spring 2 30. The sleeve 31 is slidably connected to the outer periphery of the ball 29, and the sleeve 31 is slidably connected to the front end of the spring 2 30. The sleeve 31 prevents the ball 29 from leaking out from the outer periphery of the mother valve tube 5. The groove 27 clamps the ball 29 after the pipeline is spliced, and cooperates with the sleeve 31 to fix the pipeline to prevent it from falling off. The spring 2 30 is used to reset the sleeve 31 during the pipeline splicing process. A gasket 14 is fixed inside the valve body 1. The gasket 14 prevents water leakage from the pipeline when the valve is closed. The top side of the valve body 1 is fixedly connected with a sleeve 3, and a scale 4 is engraved on the front side of the middle part of the sleeve 3. A threaded rod 2 runs through the sleeve 3, and the sleeve 3 is used to fix the threaded rod 2. The position of the manual regulating valve is determined by the scale 4. The scale 4 is used to judge the flow rate. The top of the threaded rod 2 is fixedly connected to a handle 6. The handle 6 cooperates with the threaded rod 2 to complete the opening and closing function of the valve. The bottom of the threaded rod 2 is fixedly connected to a valve core 13. The valve core 13 is used to control the water output. When the valve core 13 fully squeezes the gasket 14, the valve is in a closed state. A height adjustment component is fixed to the bottom side of the valve body 1. The height adjustment component is used to adjust the height of the manual regulating valve to facilitate the connection of the pipeline. A ring 12 is fixed to the outer periphery of the threaded rod 2. The flow rate is tested by comparing the position of the ring 12 with the scale 4 on the front side of the sleeve 3. A limit plate 20 is fixedly connected to the bottom of the threaded rod 2. The limit plate 20 is used to prevent the valve core 13 from being withdrawn from the valve body 1. The inner opening of the tube core 26 A water outlet hole 25 is provided. When the two tube cores 26 are connected to the pipeline, they are squeezed and retreated to leave a gap. The pipeline discharges water through the water outlet hole 25 and the gap. A spring 24 is fixedly connected to the bottom end of the tube core 26. The spring 24 is used to reset the tube core 26 and squeeze the pipeline mouth to prevent water leakage. A limiting ring 22 is fixed to the bottom end of the spring 24. The limiting ring 22 prevents the two tube cores 26 from squeezing each other and falling off from the pipeline during the pipeline splicing process. A sealing ring 23 is fixed on the outer periphery of the limiting ring 22. A sealing ring 28 is fixed on the front end of the tube core 26. The sealing ring 23 and the sealing ring 28 are used for sealing to prevent water leakage in the pipeline. A plurality of bolts 10 are threadedly connected to the inner part of the flange 9. The bolts 10 are used to fix the connection between the flanges 9.

[0034] Reference Figure 1 , Figure 2 and Figure 4The height adjustment component includes a valve column 8, which is arranged at the lower part of the valve body 1. A handle 21 is rotatably connected to the top side of the valve column 8. The handle 21 is the switch of the height adjustment component. A bevel gear 19 is fixedly connected to the middle of the handle 21. The bevel gear 19 rotates with the handle 21. A valve seat 7 is fixedly connected to the bottom side of the valve column 8. The valve seat 7 is used to stabilize the valve body 1 to prevent the valve body 1 from tipping over. A valve column 16 is fixedly connected to the top side of the valve seat 7. A base nut 15 is fixedly connected to the top side of the valve seat 7. A conical screw 17 is threadedly connected to the inside of the valve column 16. The base nut 15 rotates to the top side of the valve seat 7 when the conical screw 17 rotates to the top side of the valve seat 7. When the cone screw 17 is engaged and fixed, the height of the valve body 1 is fixed. The upper end of the cone screw 17 is fixedly connected with a bevel gear 18, which is engaged and connected with the bevel gear 2 19. The cone screw 17 cooperates with the bevel gear 2 19 to make the cone screw 17 move up and down. The valve column 18 is slidably connected to the outer periphery of the valve column 2 16. The cone screw 17 inside the valve column 2 16 rotates, driving the valve column 18 to slide up and down on the outer periphery of the valve column 2 16 to adjust the height of the valve body 1. The base nut 15 is arranged inside the valve column 2 16. When the cone screw 17 rotates to the bottom of the valve column 2 16, it will enter the base nut 15 to engage and fix the manual adjustment valve height.

[0035] Working principle: Turn the handle 21 to drive the bevel gear 2 19 fixed in the middle of the handle 21 and the bevel gear 18 engaged therewith to move, and the bevel gear 18 drives the bevel screw 17 to move up and down, so that the valve column 18 slides up and down on the outer periphery of the valve column 2 16, adjusts the height of the valve body 1, pushes back the sleeve 31 on the outer periphery of the female valve tube 5, and the sleeve 31 squeezes the spring 2 30, inserts the male valve tube 11 into the female valve tube 5, and the ball 29 inside the female valve tube 5 rolls down and is stuck in the slot 27 of the male valve tube 11, so that the two pipes are quickly spliced ​​and fixed, and the two pipe cores 26 are contacted and withdrawn to leave The valve core 13 moves along the threaded rod 2 to enter or withdraw from the gasket 14 to control the valve closure and flow rate. The flow rate can be tested by comparing the ring 12 fixed in the middle of the threaded rod 2 with the scale 4 engraved on the front side of the sleeve 3.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A manual regulating valve with a flow test function, comprising a valve body (1), characterized in that: The bottom side of the valve body (1) is fixedly connected with a flange (9), the left and right ends of the valve body (1) are fixedly connected with a female valve tube (5), the inner side of the female valve tube (5) is connected with a male valve tube (11), the female valve tube (5) and the male valve tube (11) are both slidably connected with a tube core (26), the outer periphery of the male valve tube (11) is provided with a groove (27), the outer periphery of the female valve tube (5) is slidably connected with a sleeve (31), the inner periphery of the female valve tube (5) is slidably connected with a ball (29), the outer periphery of the female valve tube (5) is sleeved with a spring 2 (30), and the sleeve (31) is slidably connected to the inner periphery of the female valve tube (5). The outer periphery of the ball (29), the sleeve (31) is slidably connected to the front end of the spring 2 (30), a gasket (14) is fixed inside the valve body (1), a sleeve (3) is fixedly connected to the top side of the valve body (1), a scale (4) is engraved on the middle front side of the sleeve (3), a threaded rod (2) passes through the sleeve (3), a handle (6) is fixedly connected to the top end of the threaded rod (2), a valve core (13) is fixedly connected to the bottom end of the threaded rod (2), and a height adjustment component is fixed to the bottom side of the valve body (1), and the height adjustment component is used to adjust the height of the manual regulating valve.

2. The manual regulating valve with flow rate testing function according to claim 1 is characterized in that: The height adjustment assembly comprises a valve column (8), wherein the valve column (8) is arranged at the lower part of the valve body (1), the top side of the valve column (8) is internally rotatably connected to a handle (21), the middle part of the handle (21) is fixedly connected to a bevel gear (19), the bottom side of the valve column (8) is fixedly connected to a valve seat (7), the top side of the valve seat (7) is fixedly connected to a valve column (16), the top side of the valve seat (7) is fixedly connected to a base nut (15), the valve column (16) is internally threadedly connected to a bevel screw (17), the upper end of the bevel screw (17) is fixedly connected to a bevel gear (18), and the bevel gear (18) is meshingly connected to the bevel gear (19).

3. The manual regulating valve with flow rate testing function according to claim 2 is characterized in that: The base nut (15) is arranged inside the second valve column (16).

4. The manual regulating valve with flow rate testing function according to claim 1 is characterized in that: A circular ring (12) is fixed on the outer circumference of the threaded rod (2), and a limiting plate (20) is fixedly connected to the bottom end of the threaded rod (2).

5. The manual regulating valve with flow rate testing function according to claim 2 is characterized in that: The valve column 1 (8) is slidably connected to the outer periphery of the valve column 2 (16).

6. The manual regulating valve with flow rate testing function according to claim 1, characterized in that: A water outlet hole (25) is provided inside the tube core (26), a spring 1 (24) is fixedly connected to the bottom end of the tube core (26), and a limiting ring (22) is fixed to the bottom end of the spring 1 (24).

7. The manual regulating valve with flow rate testing function according to claim 6, characterized in that: A sealing ring 1 (23) is fixed on the outer periphery of the limiting ring (22), and a sealing ring 2 (28) is fixed on the front end of the tube core (26).

8. The manual regulating valve with flow rate testing function according to claim 1, characterized in that: The flange (9) is internally threadedly connected with a plurality of bolts (10).

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