CN213136594U

CN213136594U - Puller device for disassembling main shaft and impeller of water pump and fan

Info

Publication number: CN213136594U
Application number: CN202021140326.1U
Authority: CN
Inventors: 薛彪; 范旻; 张占美
Original assignee: MCC5 Group Shanghai Corp Ltd
Current assignee: MCC5 Group Shanghai Corp Ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-05-07
Anticipated expiration: 2030-06-18

Abstract

The utility model relates to a dismantle horse device that draws of main shaft and impeller of water pump and fan, including the rectangle box, draw the horse frame, the bracing piece, jack support and jack, the rectangle box is used for placing main shaft and impeller, the rectangle box is equipped with two U type breachs, the main shaft is suitable for passing two U type breachs, the lateral wall of rectangle box is used for restricting impeller lateral shifting, draw the horse frame to be equipped with the frame roof beam that two intervals set up and the connecting piece of connecting two frame roof beams, the first end of two frame roof beams is in the both sides and the box fixed connection of one of them U type breach, the bracing piece is used for supporting the horse frame, jack support and horse frame second end fixed connection, the jack is installed on the jack support, the jack is used for pushing away the main shaft and makes main shaft and impeller break away from, the utility model discloses have simple structure, the preparation is convenient, the sound construction is, The disassembly efficiency can be improved, and safety accidents, equipment damage and the like can be prevented.

Description

Puller device for disassembling main shaft and impeller of water pump and fan

Technical Field

The utility model relates to an overhaul of equipments instrument technical field especially relates to a dismantle main shaft of water pump and fan and draw horse device of impeller.

Background

Pumps and fans are widely used in industrial production, and need to be periodically maintained and repaired in order to enable the pumps and fans to operate normally. In the maintenance process of pumps and fans, the main shaft and the impeller are often required to be detached and replaced. In the maintenance process, the models of each pump or fan are different, and the sizes of the corresponding shaft and impeller are also different. In the prior art, tools such as a three-grab puller and the like which are frequently used cannot be used if a large-size impeller is met. In the process of disassembling the main shaft and the impeller, the impeller is often deformed due to tension force, and the main shaft is damaged by mechanical force to different degrees, so that a tool for disassembling a pump, a fan, a speed reducer gear and the like is very needed to improve the construction efficiency and avoid equipment damage.

It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the invention and therefore may include information that does not constitute prior art known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem, a dismantle the main shaft of water pump and fan and the horse device that draws of impeller is in order to improve the efficiency of dismantling the operation, avoid dismantling in-process equipment and damage is provided.

The technical scheme of the utility model is that:

the utility model provides a dismantle draw horse device of main shaft and impeller of water pump and fan which characterized in that includes:

the water pump main shaft is suitable for penetrating through the two U-shaped notches, and the side wall of the rectangular box body is used for limiting the impeller to transversely move;

the puller frame is provided with two frame beams arranged at intervals and a connecting piece for connecting the two frame beams, and the first ends of the two frame beams are fixedly connected with the box body at two sides of one U-shaped notch;

a support bar for supporting the puller frame;

the jack bracket is fixedly connected with the second end of the puller frame; and

the jack is arranged on the jack support and used for pushing the main shaft to separate the main shaft from the impeller.

Optionally, the rectangular box body is formed by welding steel plates.

Optionally, the outer surface of the rectangular box body is provided with a reinforcing rib plate surrounding the rectangular box body.

Optionally, a lifting lug is arranged on the rectangular box body.

Optionally, the jack support includes a baffle, a supporting beam, two first baffle reinforcements and two second baffle reinforcements, the baffle with two frame roof beam fixed connection, the supporting beam with two frame roof beam fixed connection, two first baffle reinforcements with the baffle, two frame roof beam fixed connection, two second baffle reinforcements with the baffle with supporting beam fixed connection.

Optionally, the jack is placed on the connecting member, and the jack abuts against the supporting beam.

Optionally, the two frame beams, the connecting member, the baffle, the support beam, the two first baffle reinforcements, and the two second baffle reinforcements are steel plates.

Optionally, the puller frame further includes puller frame reinforcements, and the puller frame reinforcements are respectively and fixedly connected to the two frame beams and the rectangular box body.

The beneficial effects of the utility model reside in that:

the puller device of the utility model can more conveniently and rapidly separate the main shaft and the impeller, and has higher disassembly efficiency;

secondly, the puller device of the utility model has simple structure and convenient manufacture, and can be universally used for rotor assemblies with different specifications and models;

third, the utility model discloses a draw horse device, the sound construction is stable, dismantles in-process jack, main shaft and impeller atress balanced stable, can effectively avoid toppling over because of equipment, strike etc. and cause incident and equipment to damage.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a front view of the puller device of the present invention;

fig. 2 is a top view of the puller device of the present invention;

fig. 3 is a left side view of the puller device of the present invention;

fig. 4 is a right side view of the puller device of the present invention;

fig. 5 is a schematic view of the puller device of the present invention for disassembling the main shaft and the impeller;

Detailed Description

The following description of the embodiments of the present invention is provided by way of specific examples, and other advantages and technical effects of the present invention will be fully apparent to those skilled in the art from the disclosure of the present invention. The utility model discloses can also implement or use through different embodiment, each item detail in this specification can also be used based on different viewpoints, carries out various decorations or changes under not deviating from general design. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. The following exemplary embodiments of the present invention may be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art.

As shown in fig. 1 to 5, an embodiment of the present invention provides a puller device for detaching a main shaft and an impeller of a water pump and a fan, comprising a rectangular box 1, a puller frame 2, a support rod 3, a jack support 4 and a jack 5, wherein the rectangular box 1 is used for placing the water pump main shaft 62 and the impeller 61, the rectangular box 1 is provided with two U-shaped notches 11, the water pump main shaft 62 is adapted to pass through the two U-shaped notches 11, a side wall of the rectangular box 1 is used for limiting the impeller 61 to move transversely, the puller frame 2 is provided with two frame beams 21 arranged at intervals and a connecting member 22 connecting the two frame beams 21, a first end of each of the two frame beams 2 is fixedly connected with the box 1 at two sides of one of the U-shaped notches 11, the support rod 3 is used for supporting the puller frame 2, the jack support 4 is fixedly connected with a second end of the puller frame 2, the jack 5 is mounted on the jack support 4, and the jack 5 is used for pushing the main shaft 62 to move horizontally so as to separate the main shaft 62 from the impeller 61. The rectangular box body 1 is formed by welding steel plates, and the strength of the steel plates is determined according to the stress of the rectangular box body 1.

In some embodiments, the outer surface of the rectangular box 1 is provided with reinforcing ribs 12 surrounding the rectangular box 1, which are used to increase the structural strength of the rectangular box 1 and prevent deformation under stress.

In some embodiments, the rectangular box 1 is provided with a lifting lug 13, so that the puller device can be conveniently moved to a disassembly position by using a lifting device before disassembly operation.

In this embodiment, the jack stand 4 includes a baffle plate 41, a support beam 42, two first baffle plate reinforcing members 43, and two second baffle plate reinforcing members 44, the baffle plate 41 is fixedly connected to the two frame beams 21, the support beam 42 is fixedly connected to the two frame beams 21, the two first baffle plate reinforcing members 43 are fixedly connected to the baffle plate 41 and the two frame beams, and the two second baffle plate reinforcing members 44 are fixedly connected to the baffle plate 41 and the support beam 42. The jack 5 is placed on the connecting member 22, and the jack 5 abuts against the support beam 42.

In some embodiments, the two frame beams 21, the connecting members 22, the baffle plate 41, the support beams 21, the two first baffle reinforcing members 43, and the two second baffle reinforcing members 44 are steel plates.

In some embodiments, the puller frame 2 further includes a puller frame reinforcement 23, the puller frame reinforcement 23 is respectively and fixedly connected to the two frame beams 21 and the rectangular box 1, and the puller frame reinforcement 23 is provided to prevent the puller frame 2 from swinging and shaking.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The present invention has been described in detail with reference to the specific embodiments and examples, but these should not be construed as limitations of the present invention. Numerous variations and modifications can be made by those skilled in the art without departing from the principles of the invention, which should also be considered as within the scope of the invention.

Claims

1. The utility model provides a dismantle draw horse device of main shaft and impeller of water pump and fan which characterized in that includes:

a support bar for supporting the puller frame;

2. The puller device for disassembling the main shaft and the impeller of the water pump and the fan as claimed in claim 1, wherein the rectangular box body is formed by welding steel plates.

3. The puller device for disassembling the main shaft and the impeller of the water pump and the fan according to claim 1, wherein the outer surface of the rectangular box body is provided with a reinforcing rib plate surrounding the rectangular box body.

4. The puller device for disassembling the main shaft and the impeller of the water pump and the fan as claimed in claim 2, wherein the rectangular box body is provided with a lifting lug.

5. A puller device for disassembling a main shaft and an impeller of a water pump and a fan as claimed in claim 1, wherein the jack mount comprises a baffle plate, a support beam, two first baffle plate reinforcing members and two second baffle plate reinforcing members, the baffle plate is fixedly connected to the two frame beams, the support beam is fixedly connected to the two frame beams, the two first baffle plate reinforcing members are fixedly connected to the baffle plate and the two frame beams, and the two second baffle plate reinforcing members are fixedly connected to the baffle plate and the support beam.

6. A puller device for disassembling the main shaft and the impeller of a water pump and a fan as claimed in claim 5, wherein said jack is placed on said connecting member, said jack abutting against said supporting beam.

7. A puller device for disassembling the main shaft and the impeller of the water pump and the fan as recited in claim 5, wherein said two frame beams, said connecting member, said baffle, said support beam, said two first baffle reinforcing members and said two second baffle reinforcing members are steel plates.

8. The puller device for disassembling the main shaft and the impeller of the water pump and the fan as claimed in claim 1, wherein the puller frame further comprises puller frame reinforcing members, and the puller frame reinforcing members are fixedly connected with the two frame beams and the rectangular box body respectively.