Balancing device for impeller of water ring vacuum pump

Abstract

The utility model relates to the technical field of dynamic balance correction, in particular to a water ring vacuum pump impeller balance correction device which comprises a base and a dynamic balance detection equipment body, the dynamic balance detection equipment body is fixedly arranged on the top wall of the base, and a vertical seat is fixedly arranged on the top wall of the base and located on the right side of the dynamic balance detection equipment body. A hydraulic cylinder is fixedly arranged on the left side of the vertical seat, a movable frame is fixedly arranged at the output end of the hydraulic cylinder, and closing control is conducted on the protective door through the driving assembly, so that balance detection can be conducted on the vacuum pump impeller more safely; the vacuum pump impeller is decelerated until the vacuum pump impeller stops, then the protective door is opened through the driving assembly, the working process can be safely completed, and the safety coefficient of workers is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dynamic balance correction, in particular to a balance correction device for the impeller of a water ring vacuum pump. Background Art

[0002] Patent Publication No.: CN214096487U discloses a dynamic balance machine for a fan impeller. A balance bracket is arranged on a base; the balance brackets are arranged correspondingly; a balance shaft bracket is arranged on the upper part of the balance bracket; a support cross beam is arranged on the balance shaft bracket; a turntable is arranged at the central position of the support cross beam; the turntable is connected to the support cross beam through a turntable fixing shaft; a dynamic balance shaft is arranged on the turntable; a fan impeller is arranged on the dynamic balance shaft; fan blades are arranged on the outer side of the fan impeller; support feet are arranged at the bottom of the base; a transmission shaft joint is arranged at the end of the dynamic balance shaft; the transmission shaft joint is connected to a transmission shaft; the transmission shaft is connected to a drive shaft; the drive shaft is connected to a motor; a detection bracket is arranged beside the balance bracket; a horizontal position transmitter A and a horizontal position transmitter B are respectively arranged on the upper part and the bottom of the detection bracket; a receiver B and a receiver A are arranged at the same horizontal height opposite to the horizontal position transmitter A and the horizontal position transmitter B, which solves the problem of difficult dynamic balance detection of the fan impeller and blades.

[0003] Since there are multiple groups of blades on the impeller, good safety protection is required during the dynamic balance rotation detection. However, the existing dynamic balance detection equipment lacks perfect protection measures, so improvement is needed. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a balance correction device for the impeller of a water ring vacuum pump.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides the following technical solution: A balance correction device for the impeller of a water ring vacuum pump, comprising a base and a dynamic balance detection equipment body. The dynamic balance detection equipment body is fixedly arranged on the top wall of the base. A vertical seat is fixedly arranged on the top wall of the base on the right side of the dynamic balance detection equipment body. A hydraulic cylinder is fixedly arranged on the left side of the vertical seat. A moving frame is fixedly arranged at the output end of the hydraulic cylinder. A connecting column is fixedly arranged at the corresponding position of the left side wall of the protective door and the monitoring end of the dynamic balance detection equipment body. A deceleration pad is fixedly arranged on the left side wall of the connecting column. A protective cabin is also arranged on the top wall of the base. A driving component is arranged on the protective cabin, and a protective door is arranged on the driving component.

[0008] To facilitate the driving of the protective door, the improvement of the present utility model is that the driving assembly includes a first fixing frame, a screw rod, a moving seat, a connecting shaft, a second fixing frame, a worm and a worm gear. The first fixing frames are fixedly arranged on the left and right sides of the top wall. The screw rods are rotatably arranged on the opposite sides of the two fixing frames on both sides. The two screw rods are symmetrically arranged. A connecting shaft is connected between the two screw rods. A worm gear is fixedly arranged on the connecting shaft. The second fixing frames are fixedly arranged on the top wall of the protective cabin on the front and rear sides of the worm gear. A worm is rotatably arranged between the two fixing frames on both sides. The worm meshes with the worm gear. Moving seats are screwed on the two screw rods. A protective door is fixedly arranged on the front end face of the moving seat.

[0009] Preferably, the improvement of the present utility model is that it further includes a driving motor, and the output end of the driving motor is connected to the worm.

[0010] Preferably, the improvement of the present utility model is that it further includes a first guide rail. A first guide groove is arranged on the bottom wall of the protective door, and the first guide groove is slidably connected to the first guide rail.

[0011] To facilitate the viewing of the dynamic balance detection equipment body, the improvement of the present utility model is that a viewing window is also embedded in the protective door.

[0012] To further improve the use safety, the improvement of the present utility model is that a protective net is also fixedly arranged at the position corresponding to the viewing window on the outer wall of the protective door.

[0013] To facilitate the increase of the stability of the movement of the deceleration pad, the improvement of the present utility model is that a second guide rail is fixedly arranged at the position corresponding to the moving frame on the top wall of the base. A second guide groove is arranged on the bottom wall of the moving frame, and the second guide groove is slidably connected to the second guide rail.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the present utility model provides a water ring vacuum pump impeller balancing device, which has the following beneficial effects:

[0016] For this water ring vacuum pump impeller balancing device, the driving assembly is used to control the closing of the protective door, so that the more balanced detection of the vacuum pump impeller can be carried out more safely. After the detection is completed, the hydraulic cylinder drives the moving frame to move to the left. The deceleration pad contacts the vacuum pump impeller to decelerate the vacuum pump impeller until it stops. Subsequently, the protective door is opened by the driving assembly, and this working process can be completed very safely, improving the safety factor of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of the present utility model;

[0018] Figure 2 For the present utility model Figure 1 Another perspective schematic diagram of the structure;

[0019] Figure 3 Schematic diagram of the internal structure of the protective cabin of the present utility model;

[0020] Figure 4 For the present utility model Figure 2 Enlarged schematic diagram of the structure at position A in it.

[0021] In the figure: 1, base; 2, dynamic balance detection equipment body; 3, protective cabin; 4, first fixing frame; 5, connecting shaft; 6, second fixing frame; 7, screw rod; 8, driving motor; 9, worm; 10, worm gear; 11, moving seat; 12, protective door; 13, viewing window; 14, protective net; 15, first guide rail; 16, connecting column; 17, deceleration pad; 18, second guide rail; 19, vertical seat; 20, hydraulic cylinder; 21, moving frame. Specific implementation manner

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0023] Please refer to Figures 1-4 , a water ring vacuum pump impeller balancing device, including a base 1 and a dynamic balance detection equipment body 2. The dynamic balance detection equipment body 2 is fixedly arranged on the top wall of the base 1. A vertical seat 19 is fixedly arranged on the top wall of the base 1 on the right side of the dynamic balance detection equipment body 2. A hydraulic cylinder 20 is fixedly arranged on the left side of the vertical seat 19. A moving frame 21 is fixedly arranged at the output end of the hydraulic cylinder 20. A connecting column 16 is fixedly arranged at the corresponding position of the left side wall of the protective door 12 and the monitoring end of the dynamic balance detection equipment body 2. A deceleration pad 17 is fixedly arranged on the left side wall of the connecting column 16. A protective cabin 3 is further arranged on the top wall of the base 1. A driving assembly is arranged on the protective cabin 3, and a protective door 12 is arranged on the driving assembly. Fix the water ring vacuum pump impeller at the detection end of the dynamic balance detection equipment body 2, and then control the closing of the protective door 12 through the driving assembly, so that the more balanced detection of the vacuum pump impeller can be carried out more safely. Then, counterweight is carried out according to the detection data. The dynamic balance detection equipment body 2 is a publicly known prior art and is well-known to those skilled in the art, so no specific description will be made. After the detection is completed, the hydraulic cylinder 20 drives the moving frame 21 to move to the left, contacts the vacuum pump impeller through the deceleration pad 17, decelerates the vacuum pump impeller until it stops, and then opens the protective door 12 through the driving assembly, and this work process can be completed very safely, improving the safety factor of the staff.

[0024] Please refer to Figure 1 and Figure 4, the above-mentioned driving component can be any one. The present application provides an embodiment. The driving component includes a first fixing frame 4, a screw rod 7, a moving seat 11, a connecting shaft 5, a second fixing frame 6, a worm 9 and a worm gear 10. The first fixing frames 4 are fixedly arranged on the left and right sides of the top wall. The screw rods 7 are rotatably arranged on the opposite sides of the two fixing frames 4. The two screw rods 7 are symmetrically arranged. A connecting shaft 5 is connected between the two screw rods 7. A worm gear 10 is fixedly arranged on the connecting shaft 5. The second fixing frames 6 are fixedly arranged on the front and rear sides of the worm gear 10 on the top wall of the protective cabin 3. A worm 9 is rotatably arranged between the two second fixing frames 6. The worm 9 meshes with the worm gear 10. The moving seats 11 are screwed on the two screw rods 7. A protective door 12 is fixedly arranged on the front end face of the moving seat 11. When the worm 9 rotates, it drives the worm gear 10 to drive the connecting shaft 5 to rotate, further causing the two screw rods 7 to rotate. Through the thread fit, the two moving seats 11 are driven to move towards each other, so that the two protective doors 12 can move towards each other. The two protective doors 12 can be synchronously opened and closed by the driving component, which can reduce the opening and closing time. Through the cooperation of the worm 9 and the worm gear 10, it can prevent outsiders from accidentally opening the protective door 12.

[0025] Please refer to Figure 1 , further, it further includes a driving motor 8. The output end of the driving motor 8 is connected to the worm 9. By driving the rotation of the worm 9 through the driving motor 8, the protective door 12 can be opened more quickly.

[0026] Please refer to Figure 1 , further, it further includes a first guide rail 15. A first guide groove is provided on the bottom wall of the protective door 12. The first guide groove is slidably connected to the first guide rail 15. The protective door 12 slides on the first guide rail 15 through the first guide groove, which can increase the stability of the movement of the protective door 12.

[0027] Please refer to Figure 1 , when the above-mentioned protective door 12 is in use, it is not convenient to view the working state of the dynamic balance detection device body 2. To solve the above problem, a viewing window 13 is also embedded on the protective door 12.

[0028] Please refer to Figure 1 , when the above-mentioned viewing window 13 is hit, it is easy to break. To further improve the use safety, a protective net 14 is also fixedly arranged at the corresponding position of the outer wall of the protective door 12 and the viewing window 13.

[0029] Please refer to Figure 3 , when the above-mentioned moving frame 21 moves, there is a problem of instability. To solve the above problem, a second guide rail 18 is fixedly arranged at the corresponding position of the top wall of the base 1 and the moving frame 21. A second guide groove is provided on the bottom wall of the moving frame 21. The second guide groove is slidably connected to the second guide rail 18.

[0030] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A water ring vacuum pump impeller balancing device, comprising a base (1) and a dynamic balancing detection device body (2), characterized in that: A dynamic balancing detection device body (2) is fixedly arranged on the top wall of the base (1); a stand (19) is fixedly arranged on the top wall of the base (1) at the right side of the dynamic balancing detection device body (2); a hydraulic cylinder (20) is fixedly arranged on the left side of the stand (19); a moving frame (21) is fixedly arranged at the output end of the hydraulic cylinder (20); a connecting column (16) is fixedly arranged at a position corresponding to the monitoring end of the dynamic balancing detection device body (2) on the left side wall of the protective door (12); a deceleration pad (17) is fixedly arranged on the left side wall of the connecting column (16); a protective cabin (3) is also arranged on the top wall of the base (1); a driving assembly is arranged on the protective cabin (3); and a protective door (12) is arranged on the driving assembly.

2. The water ring vacuum pump impeller balancing device according to claim 1, characterized in that: The driving assembly comprises a fixed frame (4), a screw (7), a movable seat (11), a connecting shaft (5), a fixed frame (6), a worm (9) and a worm wheel (10); the fixed frame (4) is fixedly arranged on the left and right sides of the top wall; the screws (7) are rotatably arranged on the opposite sides of the fixed frame (4) on both sides; the screws (7) on both sides are symmetrically arranged; the connecting shaft (5) is connected between the screws (7) on both sides; the worm wheel (10) is fixedly arranged on the connecting shaft (5); the top wall of the protection cabin (3) is fixedly arranged on the front and rear sides of the worm wheel (10); the worm (9) is rotatably arranged between the fixed frames (6) on both sides; the worm (9) is meshed with the worm wheel (10); the movable seats (11) are screwed on the screws (7) on both sides; and the front end surface of the movable seat (11) is fixedly arranged with a protective door (12).

3. The water ring vacuum pump impeller balancing device according to claim 2, characterized in that: It also includes a driving motor (8), the output end of which is connected to the worm (9).

4. The water ring vacuum pump impeller balancing device according to claim 3, characterized in that: It also includes a guide rail (15), and the bottom wall of the protective door (12) is provided with a guide groove (1), and the guide groove (1) is slidably connected to the guide rail (15).

5. The water ring vacuum pump impeller balancing device according to claim 4, characterized in that: A viewing window (13) is also embedded on the protection door (12).

6. The water ring vacuum pump impeller balancing device according to claim 5, characterized in that: A protective net (14) is also fixedly arranged at positions corresponding to the outer wall of the protective door (12) and the viewing window (13).

7. The water ring vacuum pump impeller balancing device according to claim 6, characterized in that: A second guide rail (18) is fixedly arranged at a position corresponding to the top wall of the base (1) and the movable frame (21); a second guide groove is arranged on the bottom wall of the movable frame (21); and the second guide groove is slidably connected to the second guide rail (18).

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