Adjusting valve

Abstract

The utility model relates to the technical field of valves, and discloses an adjusting valve which comprises a valve body, the inner wall of the valve body is connected with a valve disc in a rotating mode, the outer wall of the valve disc is connected with a sealing ring in a sliding mode, the inner wall of the valve disc is fixedly connected with a closing mechanism, and the outer wall of the valve disc is hinged to a cleaning mechanism. In order to avoid inconvenience caused by a tedious structure in the valve during disassembly, an operator manually presses a twisting handle, the twisting handle drives a valve rod to extrude downwards, a check block on the outer wall of the valve rod is far away from a limiting groove, a spring is extruded to deform, the twisting handle is rotated to enable the valve rod to drive the check block to rotate, the check block rotates to the position of a sliding groove, and the twisting handle is loosened; the spring extrudes the valve rod through elastic force to enable the stop block to slide into the inner wall of the sliding groove, the fixing disc is twisted to be away from the valve disc, the valve rod is taken out to be away from the fixing disc, the valve disc is simply clamped between the limiting blocks, the valve body is inclined to pour out the valve disc or the valve disc is ejected out through a long-rod-shaped tool, and therefore disassembly is quite convenient.

Description

Technical Field

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

[0002] A valve is a device used to control the flow of fluid in a fluid delivery system. It adjusts the flow rate, pressure and flow direction by changing the cross-sectional area of ​​the channel. There are many types of valves, the most common ones are ball valves, gate valves, stop valves, butterfly valves, etc. They play a key role in many fields such as industrial production, municipal engineering, petrochemicals, and electricity. The material, structure and performance of the valve depend on the specific application scenario and working conditions. High-quality valves can accurately control the fluid, ensure the safe and stable operation of the system, prevent leakage and failure, and are an indispensable and important component in modern engineering.

[0003] According to a publicly disclosed regulating valve (publication number: CN210196483U), the valve body is sleeved on the valve stem, and the valve stem can drive the valve stem axis to rotate to realize the opening and closing of the regulating valve. The valve stem is detachably connected to the valve plate, and the valve stem and the valve core are connected in a detachable connection method, which is convenient for cleaning and maintenance.

[0004] In the above application, the connection of the internal structure of the valve is connected by bolts, and the operator needs to use tools to disassemble it, and the disassembly is performed inside the valve body, which is not very convenient because the internal space of the valve body is small. Utility Model Content

[0005] The purpose of the utility model is to provide a regulating valve to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a regulating valve, comprising a valve body, the inner wall of the valve body is rotatably connected to a valve disc, the outer wall of the valve disc is slidably connected to a sealing ring, the inner wall of the valve disc is fixedly connected to a closing mechanism, by setting the closing mechanism, the flow of dust can be adjusted and convenient to disassemble, the outer wall of the valve disc is hinged with a cleaning mechanism, by setting the cleaning mechanism, the inner wall of the valve body can be cleaned of accumulated dust, and the closing mechanism comprises:

[0007] A valve stem rotatably connected to the inner wall of the valve disc;

[0008] The twist handle is fixedly connected to the top of the valve stem, and the valve stem can be rotated or pushed by turning the twist handle.

[0009] Preferably, the stopper is fixedly connected to the outer wall of the valve stem, a spring is attached to the bottom of the valve stem, and the spring is fixedly connected to the inner wall of the valve disc, and the spring can be squeezed and deformed by being pushed by the valve stem.

[0010] Preferably, the limit groove is provided on the inner wall of the valve disc, a slide groove is provided on the inner wall of the valve disc, and the stop block is slidably connected to the inner wall of the limit groove and the slide groove, and the stop block can slide into the limit groove for fixation, or slide into the slide groove for sliding through the sliding of the valve stem.

[0011] Preferably, the fixed disk is threadedly connected to the inner wall of the valve disk, and the valve stem is fitted on the inner wall of the fixed disk. The valve disk can be fixed or detached by rotating the fixed disk. The inner wall of the valve body is fixedly connected to the limiting block, and the outer wall of the valve disk is fitted on the limiting block. The valve disk is rotated and is restricted from rotating when it contacts the limiting block.

[0012] Preferably, one end of the rotating rod is hinged to the outer wall of the valve disc, and the other end of the rotating rod is fixedly connected to a shift rod, and the rotating rod can drive the shift rod to move by rotating the valve disc.

[0013] Preferably, the shift rod is slidably connected to the inner wall of the slide, the slide is fixedly connected to the inner wall of the valve body, the outer wall of the shift rod is fixedly connected with a cleaning ring, and the cleaning ring is slidably connected to the inner wall of the valve body. By sliding the shift rod on the slide, the cleaning ring can be driven to remove dust on the inner wall of the valve body.

[0014] Compared with the prior art, the utility model provides a regulating valve with the following beneficial effects:

[0015] 1. In order to avoid the inconvenience caused by the complicated structure inside the valve during disassembly, the regulating valve can manually press the twist handle to drive the valve stem to be squeezed downward, the block is away from the limit groove, the spring is squeezed and deformed, the twist handle is turned to make the valve stem drive the block to rotate, the block rotates to the slide groove position, the twist handle is released, the spring elastic force squeezes the valve stem to make the block slide into the inner wall of the slide groove, the fixed disk is twisted away from the valve disk, the valve stem is taken out away from the fixed disk, and the valve disk is taken out, so that disassembly is very convenient.

[0016] 2. In order to prevent the accumulated dust from adhering to the inner wall of the valve, the regulating valve rotates the handle, and the valve stem drives the valve disc to rotate. The rotation of the valve disc squeezes the rotating rod to move outward, so that the moving rod slides on the inner wall of the slide, and then drives the cleaning ring to slide on the inner wall of the valve body, scraping off the dust on the inner wall of the valve body, making it very easy to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall anatomical structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the closing mechanism structure of the utility model;

[0020] Figure 4It is a schematic diagram of the cleaning mechanism structure of the utility model.

[0021] In the figure: 1. valve body; 2. valve disc; 3. sealing ring; 4. closing mechanism; 41. valve stem; 42. twist handle; 43. block; 44. spring; 45. limit groove; 46. slide groove; 47. fixed plate; 48. limit block; 5. cleaning mechanism; 51. rotating rod; 52. shifting rod; 53. slideway; 54. cleaning ring. DETAILED DESCRIPTION

[0022] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a regulating valve, including a valve body 1, the inner wall of the valve body 1 is rotatably connected to a valve disc 2, the outer wall of the valve disc 2 is slidably connected to a sealing ring 3, the inner wall of the valve disc 2 is fixedly connected to a closing mechanism 4, through the setting of the closing mechanism 4, the flow rate of dust can be adjusted and disassembly is convenient, the outer wall of the valve disc 2 is hinged with a cleaning mechanism 5, through the setting of the cleaning mechanism 5, the inner wall of the valve body 1 can be cleaned of accumulated dust.

[0023] Specifically, the closing mechanism 4 includes a valve stem 41, a twist handle 42, a stopper 43, a spring 44, a limiting groove 45, a slide groove 46, a fixed disk 47, and a limiting block 48; the valve stem 41 is rotatably connected to the inner wall of the valve disk 2, the twist handle 42 is fixedly connected to the top of the valve stem 41, and the valve stem 41 can be rotated or pushed by turning and pushing the twist handle 42, the stopper 43 is fixedly connected to the outer wall of the valve stem 41, and the bottom of the valve stem 41 is fitted with a spring 44, which is fixedly connected to the inner wall of the valve disk 2, and the spring 44 can be squeezed and deformed by pushing the valve stem 41, and the limiting groove 45 is provided on the inner wall of the valve disk 2. The inner wall of the valve disc 2 is provided with a slide groove 46, and the block 43 is slidably connected to the inner wall of the limit groove 45 and the slide groove 46. Through the sliding of the valve stem 41, the block 43 can slide into the limit groove 45 to be fixed, or slide into the slide groove 46 to slide. The fixed disk 47 is threadedly connected to the inner wall of the valve disc 2, and the valve stem 41 is attached to the inner wall of the fixed disk 47. Through the rotation of the fixed disk 47, the valve disc 2 can be fixed or detached. The inner wall of the valve body 1 is fixedly connected to the limit block 48, and the outer wall of the valve disc 2 is attached to the limit block 48. Through the rotation of the valve disc 2, the rotation is restricted when it contacts the limit block 48.

[0024] Specifically, the cleaning mechanism 5 includes a rotating rod 51, a shifting rod 52, a slide 53, and a cleaning ring 54; one end of the rotating rod 51 is hinged on the outer wall of the valve disc 2, and the other end of the rotating rod 51 is fixedly connected to the shifting rod 52. By rotating the valve disc 2, the rotating rod 51 can drive the shifting rod 52 to move, and the shifting rod 52 is slidably connected to the inner wall of the slide 53. The slide 53 is fixedly connected to the inner wall of the valve body 1. The outer wall of the shifting rod 52 is fixedly connected to the cleaning ring 54, and the cleaning ring 54 is slidably connected to the inner wall of the valve body 1. By sliding the shifting rod 52 on the slide 53, the cleaning ring 54 can be driven to remove dust on the inner wall of the valve body 1.

[0025] Working principle: when it is necessary to disassemble the valve structure in the valve body 1, the operator manually presses the twist handle 42, the twist handle 42 drives the valve stem 41 to be squeezed downward, the block 43 on the outer wall of the valve stem 41 is away from the limit groove 45, the spring 44 is squeezed and deformed, the twist handle 42 is turned, the valve stem 41 drives the block 43 to rotate, the block 43 rotates to the position of the slide groove 46, the twist handle 42 is released, the spring 44 elastic force squeezes the valve stem 41 to make the block 43 slide into the inner wall of the slide groove 46, twists the fixed disk 47 away from the valve disk 2, takes out the valve stem 41 away from the fixed disk 47, the valve disk 2 is simply stuck between the limit blocks 48, tilts the valve body 1 to pour out the valve disk 2 or uses a long rod type tool to push out the valve disk 2, so that the disassembly is very convenient.

[0026] When preparing to disassemble the internal structure of the valve, the operator turns the twist handle 42, the valve stem 41 drives the valve disc 2 to rotate, and the valve disc 2 rotates to squeeze the rotating rod 51 to move outward, so that the moving rod 52 slides on the inner wall of the slide 53, and then drives the cleaning ring 54 to slide on the inner wall of the valve body 1, and the dust on the inner wall of the valve body 1 is scraped off, making cleaning very easy.

[0027] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A regulating valve, comprising a valve body (1), characterized in that: The inner wall of the valve body (1) is rotatably connected to a valve disc (2), the outer wall of the valve disc (2) is slidably connected to a sealing ring (3), the inner wall of the valve disc (2) is fixedly connected to a closing mechanism (4), the outer wall of the valve disc (2) is hingedly connected to a cleaning mechanism (5), and the closing mechanism (4) comprises: A valve stem (41), the valve stem (41) being rotatably connected to the inner wall of the valve disc (2); A twist handle (42) is fixedly connected to the top of the valve stem (41).

2. A regulating valve according to claim 1, characterized in that: A stopper (43) is fixedly connected to the outer wall of the valve stem (41), a spring (44) is affixed to the bottom of the valve stem (41), and the spring (44) is fixedly connected to the inner wall of the valve disc (2).

3. A regulating valve according to claim 2, characterized in that: The inner wall of the valve disc (2) is provided with a limit groove (45), the inner wall of the valve disc (2) is provided with a slide groove (46), and the stopper (43) is slidably connected to the inner walls of the limit groove (45) and the slide groove (46).

4. A regulating valve according to claim 3, characterized in that: The inner wall of the valve disc (2) is threadedly connected to a fixed disc (47), the valve stem (41) is fitted on the inner wall of the fixed disc (47), the inner wall of the valve body (1) is fixedly connected to a limiting block (48), and the outer wall of the valve disc (2) is fitted on the limiting block (48).

5. The regulating valve according to claim 1, characterized in that: The cleaning mechanism (5) comprises a rotating rod (51), one end of the rotating rod (51) being hinged to the outer wall of the valve disc (2), and the other end of the rotating rod (51) being fixedly connected to a shift rod (52).

6. A regulating valve according to claim 5, characterized in that: The shift rod (52) is slidably connected to the inner wall of the slideway (53), the slideway (53) is fixedly connected to the inner wall of the valve body (1), the outer wall of the shift rod (52) is fixedly connected to a cleaning ring (54), and the cleaning ring (54) is slidably connected to the inner wall of the valve body (1).

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