Regulating valve with noise reduction function

Abstract

The utility model discloses a regulating valve with a noise reduction function, which comprises a base and a regulating valve, and a placing table penetrates through and is connected with the interior of the base in a sliding manner; a noise reduction device is arranged in the base, a sliding groove is formed in the inner wall of the base, a bearing plate is slidably connected to the inner wall of the sliding groove, a first spring is fixed to the bottom end of the bearing plate, a moving groove is formed in the bottom end of the bearing plate, and a second spring is fixed to the inner wall of the moving groove. A movable groove is formed in the bottom end of the base, a movable block is fixed to the end, far away from the movable groove, of the second spring, a connecting arm is hinged to the interior of the movable block, and a fixed block is fixedly connected to the bottom end of the interior of the base, and through the design of the sliding groove, the bearing plate, the first spring, the movable groove, the second spring, the movable block, the connecting arm, the fixed block, a damping block and an extrusion rod; and vibration generated by the adjusting valve can be damped in the using process, so that noise reduction is conducted on the adjusting valve, and the using time of the device can be effectively prolonged.

Description

Technical Field

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

[0002] The regulating valve, also known as the control valve, is a final control element in the field of industrial automation process control that receives the control signal output by the regulating control unit and uses power operation to change process parameters such as medium flow, pressure, temperature, and liquid level. It is generally composed of an actuator and a valve. According to the stroke characteristics, the regulating valve can be divided into linear stroke and angular stroke; according to the power used by the actuator, it can be divided into three types: pneumatic regulating valve, electric regulating valve, and hydraulic regulating valve; according to its function and characteristics, it can be divided into three types: linear characteristics, equal percentage characteristics, and parabolic characteristics. The regulating valve is suitable for air, water, steam, various corrosive media, mud, oil and other media.

[0003] According to a regulating valve disclosed, a mounting valve seat is provided in the valve body of the regulating valve, and the mounting valve seat has an upper protruding section extending into the first flow channel, and a plurality of first connecting holes are penetrated through the side wall of the upper protruding section, and the first connecting holes are connected to the flow port and the first flow channel, and a plurality of first connecting holes are arranged at intervals in the up-down direction; the piston moves in the up-down direction, and different numbers of first connecting holes can be selected to be connected to the flow port (publication number: CN214384254U). The regulating valve in the above application will generate relatively large noise when the high-pressure water flow inside it passes through, which will affect the working environment of the overall valve body when it is in use, and will cause certain harm to the staff over a long period of time. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a regulating valve with noise reduction function, which solves the problems raised in the above background technology. To achieve the above purpose, the utility model is implemented through the following technical solutions: a regulating valve with noise reduction function, including a base and a regulating valve, wherein the interior of the base penetrates and is slidably connected to a placing platform;

[0005] A noise reduction device is provided inside the base, a sliding groove is provided on the inner wall of the base, a receiving plate is slidably connected to the inner wall of the sliding groove, a first spring is fixed to the bottom end of the receiving plate, a moving groove is provided on the bottom end of the receiving plate, a second spring is fixed to the inner wall of the moving groove, a moving block is fixed to the end of the second spring away from the moving groove, a connecting arm is hinged inside the moving block, a fixed block is fixedly connected to the inner bottom end of the base, and a damping block is fixedly connected to the inner wall of the fixed block.

[0006] Preferably, one end of the first spring away from the receiving plate is fixed to the inner bottom end of the slide slot, and the moving block is slidably connected to the inside of the moving slot. The first spring can drive the receiving plate to reset.

[0007] Preferably, the interior of the fixed block is slidably connected with an extrusion rod, and one end of the connecting arm away from the moving block is hingedly connected to the outer surface of the extrusion rod. The displacement of the connecting arm can drive the extrusion rod to move.

[0008] Preferably, a fixing device is provided at the top of the placing platform, the top of the placing platform is fixedly connected to a bottom plate, and the top of the bottom plate is rotatably connected to a rotating shaft. The rotation of the rotating shaft can drive the top plate to deflect.

[0009] Preferably, a top plate is fixedly connected to the outer surface of the rotating shaft, a third spring is fixedly connected to the bottom end of the top plate, and a clamping plate is fixedly connected to the bottom end of the third spring. The third spring can support the clamping plate.

[0010] Preferably, there are two clamping plates, and the two clamping plates are symmetrically distributed at both ends of the top plate and the bottom plate.

[0011] The utility model provides a regulating valve with noise reduction function. It has the following beneficial effects:

[0012] (1) The regulating valve with noise reduction function can reduce the vibration generated by the regulating valve itself during use through the design of the slide groove, the receiving plate, the first spring, the moving groove, the second spring, the moving block, the connecting arm, the fixed block, the damping block and the extrusion rod, thereby reducing the noise and effectively prolonging the service life of the device.

[0013] (2) The regulating valve with noise reduction function can be quickly installed through the design of the bottom plate, the rotating shaft, the top plate, the third spring and the clamping plate, so as to fix regulating valves of different sizes, thereby improving the application range of the device and increasing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall three-dimensional appearance structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the regulating valve with noise reduction function of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the noise reduction device of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the fixing device of the utility model.

[0018] In the figure: 1. base; 2. placing table; 3. regulating valve; 4. noise reduction device; 41. slide groove; 42. receiving plate; 43. first spring; 44. moving groove; 45. second spring; 46. moving block; 47. connecting arm; 48. fixed block; 49. damping block; 410. extrusion rod; 5. fixing device; 51. bottom plate; 52. rotating shaft; 53. top plate; 54. third spring; 55. clamping plate. DETAILED DESCRIPTION

[0019] 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.

[0020] Embodiment 1

[0021] See also Figure 1-3 , a regulating valve with noise reduction function, comprising a base 1 and a regulating valve 3, wherein a placing platform 2 is penetrated and slidably connected inside the base 1;

[0022] A noise reduction device 4 is provided inside the base 1, and a slide groove 41 is provided on the inner wall of the base 1, and a receiving plate 42 is slidably connected to the inner wall of the slide groove 41, and a first spring 43 is fixed to the bottom end of the receiving plate 42, and the first spring 43 can drive the receiving plate 42 to reset, and one end of the first spring 43 away from the receiving plate 42 is fixed to the inner bottom end of the slide groove 41, and a moving block 46 is slidably connected to the inside of the moving groove 44, and a moving groove 44 is provided at the bottom end of the receiving plate 42, and a second spring 45 is fixed on the inner wall of the moving groove 44, and a moving block 46 is fixed on the end of the second spring 45 away from the moving groove 44, and a connecting arm 47 is hingedly connected to the inside of the moving block 46, and the displacement of the connecting arm 47 can drive the extrusion rod 410 to move, and a fixed block 48 is fixedly connected to the inner bottom end of the base 1, and the extrusion rod 410 is slidably connected to the fixed block 48, and the end of the connecting arm 47 away from the moving block 46 is hingedly connected to the outer surface of the extrusion rod 410, and a damping block 49 is fixedly connected to the inner wall of the fixed block 48.

[0023] During use, when the regulating valve 3 vibrates during use, the regulating valve 3 drives the placing table 2 to vibrate, and the placing table 2 drives the receiving plate 42 to move inside the slide groove 41, and the receiving plate 42 squeezes the first spring 43, and the receiving plate 42 moves downward, and the receiving plate 42 drives the connecting arm 47 to deflect, and the connecting arm 47 drives the moving block 46 to squeeze the second spring 45, and the connecting arm 47 drives the extrusion rod 410 to move inside the fixed block 48, and the extrusion rod 410 squeezes the damping block 49, slowing down the movement speed of the extrusion rod 410, thereby reducing the shock of the regulating valve 3.

[0024] Embodiment 2

[0025] See also Figure 1-4 On the basis of the first embodiment, a fixing device 5 is provided at the top of the placing table 2, and the top of the placing table 2 is fixedly connected to the bottom plate 51, and the top of the bottom plate 51 is rotatably connected to the rotating shaft 52, and the rotation of the rotating shaft 52 can drive the top plate 53 to deflect, and the outer surface of the rotating shaft 52 is fixedly connected to the top plate 53, and the bottom end of the top plate 53 is fixedly connected to the third spring 54, and the third spring 54 can support the clamping plate 55, and the bottom end of the third spring 54 is fixedly connected to the clamping plate 55, and there are two clamping plates 55, and the two clamping plates 55 are symmetrically distributed at both ends of the top plate 53 and the bottom plate 51.

[0026] When in use, on the basis of Example 1, if the regulating valve 3 needs to be installed, open the top plate 53, the top plate 53 drives the rotating shaft 52 to rotate and offset, and the regulating valve 3 to be installed is placed on the bottom plate 51, the regulating valve 3 squeezes the clamping plate 55, the clamping plate 55 squeezes the third spring 54, and the top plate 53 is closed to install the regulating valve 3.

[0027] 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 regulating valve with noise reduction function, comprising a base (1) and a regulating valve (3), characterized in that: A placement table (2) is penetrated through the interior of the base (1) and is slidably connected thereto; A noise reduction device (4) is arranged inside the base (1); a slide groove (41) is provided on the inner wall of the base (1); a receiving plate (42) is slidably connected to the inner wall of the slide groove (41); a first spring (43) is fixed to the bottom end of the receiving plate (42); a movable groove (44) is provided on the bottom end of the receiving plate (42); a second spring (45) is fixed to the inner wall of the movable groove (44); a movable block (46) is fixed to one end of the second spring (45) away from the movable groove (44); a connecting arm (47) is hingedly connected to the inside of the movable block (46); a fixed block (48) is fixedly connected to the inner bottom end of the base (1); and a damping block (49) is fixedly connected to the inner wall of the fixed block (48).

2. The regulating valve with noise reduction function according to claim 1, characterized in that: One end of the first spring (43) away from the receiving plate (42) is fixed to the inner bottom end of the sliding groove (41), and the moving block (46) is slidably connected to the inside of the moving groove (44).

3. The regulating valve with noise reduction function according to claim 1, characterized in that: The interior of the fixed block (48) is slidably connected to an extrusion rod (410), and one end of the connecting arm (47) away from the moving block (46) is hingedly connected to the outer surface of the extrusion rod (410).

4. The regulating valve with noise reduction function according to claim 1, characterized in that: The top of the placement platform (2) is provided with a fixing device (5), the top of the placement platform (2) is fixedly connected to a bottom plate (51), and the top of the bottom plate (51) is rotatably connected to a rotating shaft (52).

5. The regulating valve with noise reduction function according to claim 4, characterized in that: The outer surface of the rotating shaft (52) is fixedly connected to a top plate (53), the bottom end of the top plate (53) is fixedly connected to a third spring (54), and the bottom end of the third spring (54) is fixedly connected to a clamping plate (55).

6. The regulating valve with noise reduction function according to claim 5, characterized in that: There are two clamping plates (55) in total, and the two clamping plates (55) are symmetrically distributed at both ends of the top plate (53) and the bottom plate (51).

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