Clamping device for valve detection

Abstract

The utility model discloses a clamping device for valve detection, which relates to the field of valve detection, and comprises a circular ring shell, a gear ring is arranged in the circular ring shell, a gear is rotatably connected in the circular ring shell, the lower end of the circular ring shell is connected with a servo motor, and the lower end of the circular ring shell is connected with the servo motor. And a track plate is connected in the circular ring shell. A valve is placed in the center of a circular ring shell, then a servo motor is started to drive all toothed plates and fixing rods to move through gears and toothed rings, a plurality of clamping heads are matched together to clamp the valve, valves of different shapes can be clamped, then a telescopic cylinder is started to push an upper clamping ring and a lower clamping ring to move, and therefore the valve can be clamped through the upper clamping ring and the lower clamping ring. According to the valve fixing device, all the fixing rods are clamped through the clamping grooves, so that all the fixing rods are clamped and fixed, the valve is fixed, the device is easy to operate, valves of different shapes can be clamped and fixed, the fixing effect is good, and adaptability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of valve detection, in particular to a clamping device for valve detection. Background Art

[0002] A valve is a pipeline accessory used to open and close pipelines, control flow direction, and adjust and control the parameters of the conveying medium. It has functions such as shutoff, regulation, diversion, prevention of backflow, pressure stabilization, diversion or overflow pressure relief. After the valve is produced, it needs to be tested to ensure that it can be used normally. When the valve is tested, it needs to be clamped and fixed with a clamping device.

[0003] However, the existing valve inspection clamping device generally consists of two movable plates that clamp the valve from both sides. In this way, the contact area with the valve is small, and the clamping effect on the valve is not good, especially for valves with irregular shapes, which are difficult to clamp and fix.

[0004] In order to solve this technical problem, the utility model proposes a clamping device for valve detection. Utility Model Content

[0005] The main purpose of the utility model is to provide a clamping device for valve detection, which can effectively solve the problems mentioned in the background technology.

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

[0007] A clamping device for valve detection comprises an annular shell, a gear ring is arranged inside the annular shell, a gear is rotatably connected inside the annular shell, a servo motor is connected to the lower end of the annular shell, a track plate is connected inside the annular shell, a gear plate is slidably connected inside the track plate, a sleeve is connected to the upper end of the gear plate, a fixed rod is slidably connected inside the sleeve, a spring is connected to the side end of the sleeve, a clamping head is connected to the side end of the fixed rod, an upper clamping ring and a lower clamping ring are arranged at the outer end of the annular shell, telescopic cylinders are arranged at the upper end of the upper clamping ring and the side end of the lower clamping ring, and clamping grooves are opened at the side ends of the upper clamping ring and the lower clamping ring.

[0008] Preferably, a track ring is arranged inside the annular shell, the gear ring is rotatably connected inside the track ring, teeth are arranged at the outer end of the gear ring, and the servo motor driving end is connected to one of the gears.

[0009] Preferably, the track plate is located on the gear ring, the gear plate is located at the upper end of the gear ring, the side end of the gear plate is provided with teeth, the gear is respectively engaged with the gear ring and the gear plate, and the sleeve is slidably connected in the track plate.

[0010] Preferably, a circular plate is provided at the outer end of the fixing rod, the circular plate is connected to the spring, the fixing rod is located inside the spring, the spring does not contact the track plate, an anti-slip groove is provided at the outer end of the fixing rod, and an anti-slip groove is provided in the clamping groove.

[0011] Preferably, the upper clamping ring is located at the upper end of the fixed rod, the lower clamping ring is located at the lower end of the fixed rod, the clamping groove is arranged corresponding to the fixed rod, and the clamping grooves of the upper clamping ring and the lower clamping ring can be connected to form a circular hole, and the fixed rod can be located in the circular hole.

[0012] Preferably, the clamping head is made of elastic material, and a non-slip groove is provided at its side end. The lower end of the annular shell is connected to a support seat, and a mounting plate is provided at the outer end of the support seat, and a mounting hole is provided in the mounting plate.

[0013] Preferably, a lower support ring is provided at the outer end of the support seat, and the lower support ring is located at the upper end of the mounting plate. The upper end of the lower support ring is connected to a support rod, and the upper end of the support rod is connected to an upper support ring. The telescopic cylinder at the upper end of the upper clamping ring is connected in the upper support ring, and the telescopic cylinder at the lower end of the lower clamping ring is connected in the lower support ring.

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

[0015] In the utility model, a fixing rod and a clamping head are provided, and the valve is placed in a circular ring shell. Then, the servo motor is started to drive the gear at its driving end to rotate, thereby driving the gear ring to rotate, thereby driving all the gears to rotate, thereby driving all the toothed plates and the fixing rods to move. When the clamping head contacts the valve, the toothed plate continues to move, and the spring corresponding to the clamping head is compressed. Through the cooperation of multiple clamping heads, the valve can be clamped, and valves of different shapes can be clamped. Then, the telescopic cylinder is started to push the upper clamping ring and the lower clamping ring to move, so that the clamping grooves clamp all the fixing rods, thereby clamping and fixing all the fixing rods, so that the valve can be fixed. The device is simple to operate, can clamp and fix valves of different shapes, and has good clamping and fixing effects and strong adaptability.

[0016] In the utility model, by providing a track ring, the gear ring can be constrained so that it can only rotate within the track ring, thereby ensuring the smooth rotation of the gear ring, thereby improving the stability of the gear ring during rotation, and by providing a mounting plate, the mounting plate can be fixed to the desktop using bolts, thereby fixing the entire device, thereby ensuring that the device will not tilt or shake during operation, thereby improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a schematic diagram of the overall structure of a clamping device for valve detection according to the utility model;

[0018] Figure 2 It is a schematic diagram of the side structure of a clamping device for valve detection of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of a circular ring shell of a clamping device for valve detection according to the utility model;

[0020] Figure 4 This is a schematic diagram of the track ring structure of a clamping device for valve detection of the utility model;

[0021] Figure 5 The utility model is a schematic diagram of the structure of a clamping groove of a clamping device for valve detection.

[0022] In the figure: 1. annular shell; 2. gear ring; 3. gear; 4. servo motor; 5. track plate; 6. gear plate; 7. sleeve; 8. fixing rod; 9. spring; 10. clamping head; 11. upper clamping ring; 12. lower clamping ring; 13. telescopic cylinder; 14. clamping groove; 15. track ring; 16. support seat; 17. mounting plate; 18. lower support ring; 19. support rod; 20. upper support ring. 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] like Figure 1-5 As shown, a clamping device for valve detection includes a circular ring shell 1, a gear ring 2 is arranged inside the circular ring shell 1, and teeth are arranged on the outer end of the gear ring 2. A track ring 15 is arranged inside the circular ring shell 1, and the gear ring 2 is rotatably connected in the track ring 15. The track ring 15 is used to connect the gear ring 2 so that it can rotate smoothly in the circular ring shell 1.

[0025] A gear 3 is rotatably connected inside the annular shell 1, a servo motor 4 is connected to the lower end of the annular shell 1, a driving end of the servo motor 4 is connected to one of the gears 3, a track plate 5 is connected inside the annular shell 1, a tooth plate 6 is slidably connected inside the track plate 5, the track plate 5 is used to support the tooth plate 6, the tooth plate 6 can move smoothly inside the track plate 5, teeth are arranged on the side end of the tooth plate 6, the track plate 5 is located on the gear ring 2, the tooth plate 6 is located at the upper end of the gear ring 2, the gear 3 is respectively meshed with the gear ring 2 and the tooth plate 6, so as to start the servo motor 4, which will drive the gear 3 at the driving end to rotate, the rotation of the gear 3 acts on the gear ring 2, which will enable the gear ring 2 to rotate in the track ring 15, thereby driving all the gears 3 to rotate, the rotation of the gear 3 acts on the tooth plate 6, which will enable all the tooth plates 6 to move inside the track plate 5.

[0026] A sleeve 7 is connected to the upper end of the tooth plate 6, and the sleeve 7 is slidably connected in the track plate 5. A fixing rod 8 is slidably connected in the sleeve 7, and the sleeve 7 is used to support and connect the fixing rod 8. A spring 9 is connected to the side end of the sleeve 7. A circular plate is provided at the outer end of the fixing rod 8, and the circular plate is connected to the spring 9. The fixing rod 8 is located inside the spring 9, and the spring 9 does not contact the track plate 5. A clamping head 10 is connected to the side end of the fixing rod 8. The clamping head 10 is made of elastic material, and an anti-slip groove is provided at its side end so that the clamping head 10 can be slightly deformed, thereby better fitting with the valve, and the anti-slip groove can improve its clamping effect.

[0027] The sleeve 7 moves with the tooth plate 6, and the fixing rod 8 is driven to move through the spring 9. When the clamping head 10 is not in contact with the valve, there is no relative movement between the fixing rod 8 and the sleeve 7. When the clamping head 10 is in contact with the valve, the sleeve 7 and the tooth plate 6 continue to move, while the fixing rod 8 is blocked. At this time, the spring 9 is compressed, so that the fixing rod 8 can stop moving, and the other clamping heads 10 that are not in contact with the valve can continue to move. When all or most of the clamping heads 10 are in contact with the valve, the servo motor 4 can be stopped.

[0028] An upper clamping ring 11 and a lower clamping ring 12 are provided at the outer end of the annular shell 1. The upper clamping ring 11 is located at the upper end of the fixing rod 8, and the lower clamping ring 12 is located at the lower end of the fixing rod 8. A telescopic cylinder 13 is provided at the upper end of the upper clamping ring 11 and the lower end of the lower clamping ring 12. A clamping groove 14 is provided at the side ends of the upper clamping ring 11 and the lower clamping ring 12. The clamping groove 14 is provided corresponding to the fixing rod 8. The clamping grooves 14 of the upper clamping ring 11 and the lower clamping ring 12 can be butted and connected to form a circular hole. The fixing rod 8 can be located in the circular hole. Starting the telescopic cylinder 13 will respectively push the upper clamping ring 11 and the lower clamping ring 12 to move, so that the fixing rod 8 can be clamped and fixed by the clamping groove 14. An anti-slip groove is provided at the outer end of the fixing rod 8, and an anti-slip groove is provided in the clamping groove 14. When the clamping groove 14 clamps the fixing rod 8, the connection between the two will be more firm.

[0029] A support seat 16 is connected to the lower end of the annular shell 1, and a mounting plate 17 is provided at the outer end of the support seat 16. A mounting hole is opened in the mounting plate 17, and the mounting plate 17 is used to fix the entire device. A lower support ring 18 is provided at the outer end of the support seat 16, and the lower support ring 18 is located at the upper end of the mounting plate 17. A support rod 19 is connected to the upper end of the lower support ring 18, and an upper support ring 20 is connected to the upper end of the support rod 19. The support rod 19 is used to support and fix the upper support ring 20. The telescopic cylinder 13 at the upper end of the upper clamping ring 11 is connected in the upper support ring 20, and the telescopic cylinder 13 at the lower end of the lower clamping ring 12 is connected in the lower support ring 18.

[0030] 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 valve detection clamping device, comprising a circular ring shell (1), characterized in that: A gear ring (2) is arranged inside the annular shell (1), a gear (3) is rotatably connected inside the annular shell (1), a servo motor (4) is connected to the lower end of the annular shell (1), a track plate (5) is connected inside the annular shell (1), a gear plate (6) is slidably connected inside the track plate (5), a sleeve (7) is connected to the upper end of the gear plate (6), a fixing rod (8) is slidably connected inside the sleeve (7), a spring (9) is connected to the side end of the sleeve (7), a clamping head (10) is connected to the side end of the fixing rod (8), an upper clamping ring (11) and a lower clamping ring (12) are arranged at the outer end of the annular shell (1), a telescopic cylinder (13) is arranged at the upper end of the upper clamping ring (11) and the side end of the lower clamping ring (12), and a clamping groove (14) is provided at the side ends of the upper clamping ring (11) and the lower clamping ring (12).

2. A valve detection clamping device according to claim 1, characterized in that: A track ring (15) is arranged inside the annular shell (1), the gear ring (2) is rotatably connected inside the track ring (15), the outer end of the gear ring (2) is provided with teeth, and the driving end of the servo motor (4) is connected to one of the gears (3).

3. A valve detection clamping device according to claim 1, characterized in that: The track plate (5) is located on the gear ring (2), the tooth plate (6) is located at the upper end of the gear ring (2), the side end of the tooth plate (6) is provided with teeth, the gear (3) is respectively meshed with the gear ring (2) and the tooth plate (6), and the sleeve (7) is slidably connected in the track plate (5).

4. A valve detection clamping device according to claim 1, characterized in that: The outer end of the fixing rod (8) is provided with a circular plate, which is connected to the spring (9). The fixing rod (8) is located inside the spring (9), and the spring (9) does not contact the track plate (5). The outer end of the fixing rod (8) is provided with an anti-slip groove, and the clamping groove (14) is provided with an anti-slip groove.

5. A valve detection clamping device according to claim 1, characterized in that: The upper clamping ring (11) is located at the upper end of the fixing rod (8), the lower clamping ring (12) is located at the lower end of the fixing rod (8), the clamping groove (14) is arranged corresponding to the fixing rod (8), and the clamping grooves (14) of the upper clamping ring (11) and the lower clamping ring (12) can be connected and connected to form a circular hole, and the fixing rod (8) can be located in the circular hole.

6. A valve detection clamping device according to claim 1, characterized in that: The clamping head (10) is made of elastic material and has an anti-slip groove at its side end. The lower end of the annular shell (1) is connected to a support seat (16). The outer end of the support seat (16) is provided with a mounting plate (17), and a mounting hole is provided in the mounting plate (17).

7. A valve detection clamping device according to claim 6, characterized in that: A lower support ring (18) is provided at the outer end of the support seat (16), and the lower support ring (18) is located at the upper end of the mounting plate (17). The upper end of the lower support ring (18) is connected to a support rod (19), and the upper end of the support rod (19) is connected to an upper support ring (20). The telescopic cylinder (13) at the upper end of the upper clamping ring (11) is connected inside the upper support ring (20), and the telescopic cylinder (13) at the lower end of the lower clamping ring (12) is connected inside the lower support ring (18).

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