Hoisting equipment for water pump maintenance

Abstract

The utility model relates to the technical field of hydraulic engineering construction, in particular to water pump overhaul hoisting equipment which comprises two vertical frames, two rotating shafts are arranged between the tops of the two vertical frames, the close ends of the two rotating shafts are connected through a jaw clutch, and the opposite ends of the two rotating shafts are rotationally installed on the two vertical frames respectively. A gear motor for driving the right rotating shaft to rotate is mounted on the right vertical frame, a locking mechanism for applying resistance to the end of the left rotating shaft to lock the left rotating shaft is mounted on the left vertical frame, lifting ropes are connected and wound on the two rotating shafts, and the free ends of the two lifting ropes are connected with lifting plates. The two rotating shafts are arranged, the lower portions of the two rotating shafts are connected with the lifting plates, and the two rotating shafts are connected through the jaw clutch, so that lifting of the two lifting plates can be synchronously controlled, one lifting plate can be independently controlled to lift a water pump, and the other lifting plate is kept in a fixed state so that a maintainer can maintain other water pumps. And the maintenance effect and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy project construction, in particular to a water pump maintenance and hoisting device. Background Art

[0002] A water pump is a common hydraulic electromechanical equipment. It is a machine that transports liquids or pressurizes liquids. It is mainly used to transport liquids including water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. Since water pumps are generally installed at low positions, they will be hoisted to a high place (such as the ground) during maintenance, and some will be transported to the maintenance room for easy maintenance.

[0003] During the use of existing water pump lifting equipment, the water pump is mostly connected to the lifting rope to lift it, and the maintenance personnel support the water pump on one side. After lifting and removing the water pump, the lifting platform is used to lower it to a low position, and the next water pump is lifted according to the above steps. The maintenance personnel need to always follow the lifting platform, which affects the effect and efficiency of the maintenance. Utility Model Content

[0004] The utility model aims to provide a water pump maintenance hoisting device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water pump maintenance hoisting device, comprising two vertical frames, two coaxially arranged rotating shafts are arranged between the tops of the two vertical frames, the proximal ends of the two rotating shafts are connected by a tooth clutch, and the opposite ends of the two rotating shafts are rotatably installed on the two vertical frames respectively, a reduction motor for driving the right rotating shaft to rotate is installed on the vertical frame on the right, and a locking mechanism for applying resistance to the end of the left rotating shaft to lock it is installed on the vertical frame on the left, both rotating shafts are connected and wound with lifting ropes, and the free ends of the two lifting ropes are connected to hanging plates.

[0006] Optionally, bearings are installed on the tops of the two stands, and the opposite ends of the two rotating shafts are respectively sleeved in the two bearings.

[0007] Optionally, the four corners of the hanging plate are connected to first hanging ropes, a hanging rod is provided above the hanging plate, four first hanging ropes are divided into two groups and connected to the bottom of both ends of the hanging rod, the tops of both ends of the hanging rod are connected to second hanging ropes, and the two second hanging ropes are connected to corresponding hanging ropes.

[0008] Optionally, the two hanging plates are detachably connected via a connecting mechanism.

[0009] Optionally, a water pump clamping mechanism is installed on the hanging plate on the right side.

[0010] Optionally, a cross frame is fixedly connected between the top ends of the two vertical frames, a bracket is fixedly connected to the bottom of the cross frame, and the fixed half-clutch in the tooth-type clutch is fixed on the bracket.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model is provided with two rotating shafts, and hanging plates are connected below the two rotating shafts. The two rotating shafts are connected by a tooth-type clutch. Therefore, the lifting of the two hanging plates can be controlled synchronously, and one of the hanging plates can be controlled separately to lift the water pump, while the other hanging plate remains in a stationary state for maintenance personnel to repair other water pumps, thereby improving the maintenance effect and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the hanging plate in the utility model.

[0015] In the figure: 1. vertical frame; 2. rotating shaft; 3. tooth clutch; 4. reduction motor; 5. hanging rope; 6. hanging plate; 7. locking device; 8. first hanging rope; 9. hanging rod; 10. second hanging rope; 11. connecting mechanism; 12. water pump clamping mechanism; 13. horizontal frame; 14. bracket. DETAILED DESCRIPTION

[0016] 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.

[0017] Example: See Figure 1 and Figure 2The utility model provides a water pump maintenance hoisting device, including two vertical frames 1, two coaxially arranged rotating shafts 2 are arranged between the tops of the two vertical frames 1, the two rotating shafts 2 are connected at their proximal ends by a tooth clutch 3, and the two rotating shafts 2 are rotatably mounted on the two vertical frames 1 at their opposite ends, a reduction motor 4 driving the right rotating shaft 2 to rotate is installed on the vertical frame 1 on the right, and a locking mechanism applying resistance to the end of the left rotating shaft 2 to lock it is installed on the vertical frame 1 on the left, and the locking mechanism can be an airbag brake, and the end of the left rotating shaft 2 is located inside each friction plate of the airbag brake. The specific structure of the above-mentioned airbag brake can refer to the utility model patent specification with publication number CN201687872U. A suspension rope 5 is connected and wound on both rotating shafts 2, and a suspension plate 6 is connected to the free ends of the two suspension ropes 5.

[0018] On the basis of the above embodiment, bearings are installed on the tops of the two stands 1, and the opposite ends of the two rotating shafts 2 are respectively sleeved in the two bearings. It should be noted that the axial directions of the two rotating shafts 2 are fixed by bearings.

[0019] On the basis of the above embodiment, the four corners of the hanging plate 6 are connected with the first hanging rope 8, and the top of the hanging plate 6 is provided with a hanging rod 9. The four first hanging ropes 8 are divided into two groups and connected to the bottom of both ends of the hanging rod 9. The top of both ends of the hanging rod 9 is connected with the second hanging rope 10, and the two second hanging ropes 10 are connected to the corresponding hanging rope 5. The two hanging plates 6 are detachably connected by a connecting mechanism 11. The connecting mechanism 11 can be a bolt or a metal rope or other parts. The detachable connection here can refer to the two hanging plates 6 being connected and fixed and spliced ​​into a whole plate to form a stable structure, or it can refer to the two being bound together to form a relatively loose state, only to keep the two hanging plates 6 as synchronized as possible when the hanging rope 5 is lowered, wherein the hanging plate 6, the first hanging rope 8, the hanging rod 9, the second hanging rope 10 and the hanging rope 5 can be connected by hooks.

[0020] On the basis of the above embodiment, a water pump clamping mechanism 12 is installed on the hanging plate 6 on the right side. The water pump clamping mechanism 12 can use any clamping member available on the market that has the function of clamping a water pump, so as to improve the safety of hoisting.

[0021] On the basis of the above embodiment, a horizontal frame 13 is fixedly connected between the tops of the two vertical frames 1, a bracket 14 is fixedly connected to the bottom of the horizontal frame 13, and a fixed half-clutch in the dog clutch 3 is fixed on the bracket 14. The fixed half-clutch in the dog clutch 3 is arranged on the left side, and the movable half-clutch is arranged on the right side, so as to improve the stability of the left rotating shaft 2 in the locked state. The dog clutch 3 is a pneumatic clutch, which is a prior art and will not be described here.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water pump maintenance hoisting device, comprising two stands (1), characterized in that: Two coaxially arranged rotating shafts (2) are arranged between the tops of the two vertical frames (1); the proximal ends of the two rotating shafts (2) are connected via a tooth clutch (3); the opposite ends of the two rotating shafts (2) are rotatably mounted on the two vertical frames (1); a reduction motor (4) for driving the right rotating shaft (2) to rotate is mounted on the vertical frame (1) on the right; a locking mechanism for applying resistance to the end of the left rotating shaft (2) to lock it is mounted on the vertical frame (1) on the left; suspension ropes (5) are connected to and wound around the two rotating shafts (2); and the free ends of the two suspension ropes (5) are connected to suspension plates (6).

2. A water pump maintenance hoisting device according to claim 1, characterized in that: The tops of the two upright frames (1) are both provided with bearings, and the opposite ends of the two rotating shafts (2) are respectively sleeved in the two bearings.

3. The water pump maintenance hoisting equipment according to claim 1 is characterized in that: The four corners of the hanging plate (6) are connected to first hanging ropes (8), a hanging rod (9) is provided above the hanging plate (6), four first hanging ropes (8) are divided into two groups and connected to the bottoms of both ends of the hanging rod (9), the tops of both ends of the hanging rod (9) are connected to second hanging ropes (10), and the two second hanging ropes (10) are connected to the corresponding hanging ropes (5).

4. The water pump maintenance hoisting equipment according to claim 1, characterized in that: The two hanging plates (6) are detachably connected via a connecting mechanism (11).

5. The water pump maintenance hoisting equipment according to claim 1 is characterized in that: A water pump clamping mechanism (12) is installed on the hanging plate (6) located on the right side.

6. The water pump maintenance hoisting equipment according to claim 1 is characterized in that: A cross frame (13) is fixedly connected between the top ends of the two vertical frames (1), a bracket (14) is fixedly connected to the bottom of the cross frame (13), and a fixed half clutch in the tooth clutch (3) is fixed on the bracket (14).

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