CN215548339U

CN215548339U - Simple low-cost water pump impeller pulling device

Info

Publication number: CN215548339U
Application number: CN202121148937.5U
Authority: CN
Inventors: 李阳; 周超; 李锁金; 易家晖
Original assignee: Liyang Dongfeng Diesel Engine Parts Factory Co ltd
Current assignee: Liyang Dongfeng Diesel Engine Parts Factory Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-01-18
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a simple low-cost water pump impeller pulling device which comprises a support frame, wherein a nut penetrates through the center of the support frame, a screw rod penetrates through the nut, a rotating handle is arranged at the upper end of the screw rod, square grooves penetrate through the two ends of the support frame, and a fixing bolt penetrates through the square grooves; according to the simple low-cost water pump impeller pulling device, the supporting frame, the nut, the screw, the rotating handle and the fixing bolt are arranged, so that the water pump impeller can generate opposite force by applying force to the water pump shaft through the screw, the water pump impeller is more convenient and more labor-saving to disassemble, and the impeller and other parts are prevented from being damaged by forcedly disassembling the water pump impeller; through setting up square groove and fixing bolt, can reach the fixing bolt horizontal slip in the square groove of being convenient for, and then the water pump impeller of the different specifications of being convenient for is dismantled and is used, increases the suitability of device.

Description

Simple low-cost water pump impeller pulling device

Technical Field

The utility model relates to the technical field of internal combustion engine water pump impeller pulling devices, in particular to a simple low-cost water pump impeller pulling device.

Background

In the process of assembling the impeller, in order to prevent the impeller from dropping off, a shaft hole of the impeller of the water pump needs to be pressed into a pump shaft to form interference fit between the impeller and the pump shaft, the impeller needs to be detached when the water pump is overhauled for some reason, the impeller is prevented from being detached due to the interference fit, the obstruction force is large, the impeller is difficult to detach, the impeller is forcibly pried out, so that the impeller, a water seal, a shaft and other accessories are scrapped, and the purpose of intact overhauling can not be achieved while the cost is reduced.

The prior art has the following defects or problems:

1. the existing method for disassembling the water pump impeller of the internal combustion engine directly extrudes a pump shaft from an impeller shaft hole by adopting water pump back pressure, but the method for disassembling the water pump impeller of the internal combustion engine is easy to damage parts such as a water seal in the water pump, and the cost consumption of other parts is caused while the impeller is maintained;

2. meanwhile, in the process of extruding the pump shaft from the impeller shaft hole, the water seal is easily damaged, and the quality analysis of the water seal in the later maintenance is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple low-cost impeller pulling device of a water pump aiming at the defects in the prior art so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the simple and easy low-cost impeller device is pulled out to water pump, includes the support frame, the support frame center runs through and is provided with the nut, the inside screw rod that runs through of nut is provided with, the screw rod upper end is provided with twist grip, the support frame both ends run through and are provided with the square groove, the inside fixing bolt that runs through of square groove.

As a preferable technical scheme, the support frame is rectangular, the corners of the support frame are arc-shaped, the nut penetrates through the support frame, and the nut is fixed at the center of the support frame.

As a preferable technical scheme of the utility model, the upper end of the screw rod is fixedly connected with the rotary handle, and the screw rod is connected with the rotary handle to form a T shape.

As a preferable technical scheme of the utility model, the outer diameter of the screw is matched with the inner diameter of the nut, the screw penetrates through the nut, and the screw is rotationally connected with the nut.

According to the preferable technical scheme, the number of the square grooves is two, the square grooves are symmetrically distributed relative to the nuts, the square grooves penetrate through the support frame, the outer diameter size of the fixing bolt is matched with the width size of the square grooves, and the fixing bolt penetrates through the fixing bolt through the square grooves.

As a preferable technical scheme of the utility model, the fixing bolt horizontally slides in the square groove, and the support frame is fixedly connected with the water pump impeller through the fixing bolt.

Compared with the prior art, the utility model provides a simple low-cost water pump impeller pulling device, which has the following beneficial effects:

1. according to the simple low-cost water pump impeller pulling device, the support frame, the nut, the screw rod, the rotating handle and the fixing bolt are arranged, the bottom end of the screw rod is aligned to the top position of the water pump shaft, the support frame is fixedly connected with the water pump impeller through the fixing bolt, the screw rod is driven to rotate through the rotating handle, the screw rod rotates and then drives the nut to ascend relative to the screw rod, the nut drives the support frame and the fixing bolt to ascend, the fixing bolt drives the water pump impeller to ascend relative to the water pump shaft, and then the water pump impeller is separated from the water pump shaft, so that the water pump impeller is more convenient and more labor-saving to disassemble, and the impeller and other parts are prevented from being damaged by forcedly disassembling the water pump impeller;

2. this impeller device is pulled out to simple and easy low-cost water pump through setting up square groove and fixing bolt, and the device utilizes fixing bolt to be connected the support frame with water pump impeller fixedly in the use, through designing into the rectangle form with the square groove, and the fixing bolt of being convenient for is at the square groove horizontal slip, and then is convenient for the water pump impeller of different specifications and dismantles the use, increases the suitability of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic bottom structure of the present invention.

In the figure: 1. a support frame; 2. a nut; 3. a screw; 4. rotating the handle; 5. a square groove; 6. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: the utility model provides a simple and easy low-cost water pump pulls out impeller device, includes support frame 1, and support frame 1 center runs through and is provided with nut 2, and nut 2 is inside to run through and is provided with

screw rod

3, and 3 upper ends of screw rod are provided with twist grip 4, and support frame 1 both ends run through and are provided with

square groove

5, and 5 inside running through of square groove are provided with fixing bolt 6.

In the embodiment, the support frame 1 is rectangular, the corners of the support frame 1 are arc-shaped, the nut 2 penetrates through the support frame 1, the nut 2 is fixed at the center of the support frame 1, and the support frame 1 is driven to move by the relative motion of the nut 2 and the screw rod 3; the upper end of the screw rod 3 is fixedly connected with a rotating handle 4, the screw rod 3 is connected with the rotating handle 4 to form a T shape, and the rotating handle 4 is utilized to drive the screw rod 3 to rotate; the outer diameter of the screw 3 is matched with the inner diameter of the nut 2, the screw 3 penetrates through the nut 2, the screw 3 is rotationally connected with the nut 2, and the nut 2 is driven to ascend by the rotation of the screw 3, so that the screw 3 generates acting force on a water pump shaft; the quantity of the square grooves 5 is two, the square grooves 5 are symmetrically distributed relative to the nuts 2, the square grooves 5 penetrate through the support frame 1, the outer diameter of the fixing bolt 6 is matched with the width of the square grooves 5, the fixing bolt 6 penetrates through the fixing bolt 6 through the square grooves 5, the support frame 1 is fixedly connected with the water pump impeller through the fixing bolt 6, and the fixing bolt 6 drives the water pump impeller to ascend relative to a water pump shaft so as to separate the water pump impeller from the water pump shaft; fixing bolt 6 horizontal slip in square groove 5, support frame 1 passes through fixing bolt 6 and water pump impeller fixed connection, and the fixing bolt 6 horizontal slip in square groove 5 of being convenient for, and then the water pump impeller of the different specifications of being convenient for is dismantled and is used, increases the suitability of device.

The working principle and the using process of the utility model are as follows: the user aims at the top position of water pump shaft with 3 bottoms of screw rods at first, then utilize fixing bolt 6 to be connected support frame 1 and water pump impeller fixedly, it rotates to drive screw rod 3 through twist grip 4, screw rod 3 rotates and then the relative screw rod 3 of drive nut 2 rises, nut 2 drives support frame 1 and fixing bolt 6 rises, and then make fixing bolt 6 drive the relative water pump shaft of water pump impeller and rise, and then make water pump impeller and water pump shaft separation, this structure not only makes water pump impeller dismantle more convenient, and is more laborsaving, avoided dismantling water pump impeller by force and cause the damage for impeller self and other parts, through designing into the rectangle form with square groove 5, be convenient for fixing bolt 6 at 5 horizontal slip of square groove, and then be convenient for the water pump impeller of different specifications to dismantle the use, increase the suitability of device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a simple and easy low-cost water pump pulls out impeller device which characterized in that: including support frame (1), support frame (1) center is run through and is provided with nut (2), nut (2) inside is run through and is provided with screw rod (3), screw rod (3) upper end is provided with twist grip (4), support frame (1) both ends are run through and are provided with square groove (5), square groove (5) inside is run through and is provided with fixing bolt (6).

2. The simple low-cost water pump impeller pulling device according to claim 1, is characterized in that: the support frame (1) is the cuboid form, support frame (1) corner is the arc, support frame (1) is run through in nut (2), nut (2) are fixed in support frame (1) center department.

3. The simple low-cost water pump impeller pulling device according to claim 1, is characterized in that: the upper end of the screw rod (3) is fixedly connected with the rotating handle (4), and the screw rod (3) is connected with the rotating handle (4) to form a T shape.

4. The simple low-cost water pump impeller pulling device according to claim 1, is characterized in that: the outer diameter of the screw rod (3) is matched with the inner diameter of the nut (2), the screw rod (3) penetrates through the nut (2), and the screw rod (3) is rotatably connected with the nut (2).

5. The simple low-cost water pump impeller pulling device according to claim 1, is characterized in that: the quantity of square groove (5) is two sets of, and relative nut (2) are the symmetry and arrange, support frame (1) is run through in square groove (5), fixing bolt (6) external diameter size and square groove (5) width dimension looks adaptation, fixing bolt (6) run through fixing bolt (6) through square groove (5).

6. The simple low-cost water pump impeller pulling device according to claim 1, is characterized in that: the fixed bolt (6) horizontally slides in the square groove (5), and the support frame (1) is fixedly connected with the water pump impeller through the fixed bolt (6).