CN215148625U

CN215148625U - Special tool for quickly disassembling vacuum pump

Info

Publication number: CN215148625U
Application number: CN202120383220.2U
Authority: CN
Inventors: 史凤光; 陈成; 马永胜
Original assignee: Aistuo Vacuum Technology Tianjin Co ltd
Current assignee: Aistuo Vacuum Technology Tianjin Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-12-14
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses a special tool for rapidly disassembling a vacuum pump, which comprises a fixed plate, a threaded rod and a limiting plate, wherein the middle part of the fixed plate is provided with the first threaded rod, the front end of the first threaded rod is provided with a first rolling bearing and a limiting cylinder, the outer side of the fixed plate is provided with a fixed frame, the inner side of the fixed frame is provided with a supporting rod, the outer side of the supporting rod is provided with a fixed frame, the middle part of the inner side of the fixed frame is provided with a screw, the bottom end of the screw is provided with a third rolling bearing, the outer side of the third rolling bearing is provided with a second rack, and the upper end of the supporting rod is provided with a first rack; the fixed block is installed to fixed frame bottom, and the limiting plate is installed to the fixed block bottom, and the limiting plate left and right sides is equipped with the slide rail, and the second threaded rod is installed to the slide rail inboard, and second antifriction bearing is installed to second threaded rod bottom. The utility model discloses rational in infrastructure, easy operation, the convenience is dismantled the bearing of vacuum pump, has effectively improved dismantlement efficiency and dismantlement effect, further improvement the suitability of device.

Description

Special tool for quickly disassembling vacuum pump

Technical Field

The utility model relates to a technical field is dismantled to the vacuum pump, specifically is specialized tool is dismantled fast to vacuum pump.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. The output shaft of the vacuum pump is provided with a bearing, the matching tightening force of the bearing inner ring and the shaft is very large, the bearing inner ring and the shaft are very difficult to disassemble, and the bearing rolling body, the rolling body bracket and the rolling channel are easily damaged by using a heating bearing method. The use is dismantled the bearing and is caused cast iron bearing gland damage easily to the wheel claw.

A tool for disassembling a vacuum pump bearing, which is disclosed in the prior publication No. CN207656215U, is provided with a bearing bush on an output shaft of a vacuum pump, and a bearing inner gland is fixed on one side of the bearing bush close to the vacuum pump, the tool comprises a split ring, a pull rod pair screw, a jack and a base, wherein the split ring consists of a first crescent half ring and a second crescent half ring; the split ring is sleeved on one side of the bearing inner gland on the output shaft of the vacuum pump, which is close to the vacuum pump; the split ring and the bearing inner pressing cover are both provided with through holes, the pull rod pair wire penetrates through the through holes of the split ring and the bearing inner pressing cover, and the split ring and the bearing inner pressing cover are clamped by two nuts on the pull rod pair wire; the device is bulky inconvenient to carry, and the device can only be dismantled with the bearing of unified diameter, and is inconvenient to adjust, and the suitability is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a specialized tool is dismantled fast to vacuum pump to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

special tool is dismantled fast to vacuum pump, including fixed plate, threaded rod and limiting plate, the threaded rod divide into first threaded rod and second threaded rod, fixed plate mid-mounting has first threaded rod, and first antifriction bearing is installed to first threaded rod front end, and spacing section of thick bamboo is installed in the first antifriction bearing outside, and the first in command is installed to first threaded rod rear end, and the mount is installed in the fixed plate outside, and the bracing piece is installed to the mount inboard, and the bracing piece outside is equipped with fixed frame, and fixed frame inboard mid-mounting has the screw, and third antifriction bearing is installed to the screw bottom, and the second rack is installed in the third antifriction bearing outside, and first rack is installed to the bracing piece upper end.

As a further aspect of the present invention: the fixed block is installed to fixed frame bottom, and the limiting plate is installed to the fixed block bottom, and the limiting plate left and right sides is equipped with the slide rail, and the second threaded rod is installed to the slide rail inboard, and second antifriction bearing is installed to second threaded rod bottom, and the second handle is installed on second threaded rod top.

As a further aspect of the present invention: the fixed frame, the supporting rods and the fixed frame are four and are evenly distributed on the outer side of the fixed plate in four groups.

As a further aspect of the present invention: the fixed blocks and the limiting plates are respectively provided with two groups and are arranged outside the two fixed frames, and the middle parts of the limiting plates are semicircular.

As a further aspect of the present invention: both ends and slide rail unsmooth the connection about the limiting plate, both ends all are equipped with the screw about the limiting plate, inboard and the second threaded rod threaded connection of screw, and two limiting plates revolve to opposite with the screw of one side.

As a further aspect of the present invention: the middle part of the fixing plate is provided with a screw hole, and the inner side of the screw hole is in threaded connection with the outer side of the first threaded rod.

As a further aspect of the present invention: the first rack is meshed with the second rack, and the length of the second rack is the same as that of the fixing frame.

Compared with the prior art, the beneficial effects of the utility model are that:

the first threaded rod is arranged in the middle of the fixing plate in the special tool for quickly disassembling the vacuum pump, the first rolling bearing and the limiting cylinder are arranged at the front end of the first threaded rod, so that the rotating shaft can be conveniently connected, the position of the fixing plate can be conveniently adjusted by rotating the first handle, and the bearing outside the rotating shaft can be conveniently disassembled; the fixing frames and the supporting rods are uniformly distributed on the outer sides of the fixing plates, and the second racks are arranged on the inner sides of the fixing frames on the outer sides of the supporting rods, so that the fixing frames can be conveniently adjusted and fixed on the outer sides of the supporting rods; the fixed frame bottom is equipped with the limiting plate, and the limiting plate middle part is the semicircle form, and both ends all are connected with the slide rail is unsmooth about the limiting plate, and the rotation through the second threaded rod conveniently adjusts the distance between two limiting plates, is convenient for be suitable for the bearing of different diameters, has effectively improved the suitability that the vacuum pump was dismantled to the device. The utility model discloses rational in infrastructure, easy operation, the convenience is dismantled the bearing of vacuum pump, has effectively improved dismantlement efficiency and dismantlement effect, further improvement the suitability of device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the utility model discloses well limiting plate and the inboard schematic structure of slide rail.

Fig. 3 is the structure schematic diagram of the inner side of the middle fixing frame of the utility model.

Fig. 4 is a schematic structural view of the middle fixing plate and the supporting rod of the present invention.

In the figure: 1-a fixed plate, 2-a fixed frame, 3-a first threaded rod, 4-a first rolling bearing, 5-a limiting barrel, 6-a first handle, 7-a supporting rod, 8-a fixed frame, 9-a screw, 10-a fixed block, 11-a limiting plate, 12-a sliding rail, 13-a second threaded rod, 14-a second handle, 15-a second rolling bearing, 16-a first rack, 17-a second rack and 18-a third rolling bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, the special tool for rapidly disassembling a vacuum pump includes a fixing plate 1, a threaded rod and a limiting plate 11, the threaded rod is divided into a first threaded rod 3 and a second threaded rod 13, the first threaded rod 3 is installed in the middle of the fixing plate 1, a screw hole is formed in the middle of the fixing plate 1, and the inner side of the screw hole is in threaded connection with the outer side of the first threaded rod 3; the front end of the first threaded rod 3 is provided with a first rolling bearing 4, the outer side of the first rolling bearing 4 is provided with a limiting cylinder 5, the rear end of the first threaded rod 3 is provided with a first handle 6, the outer side of the fixed plate 1 is provided with a fixed frame 2, the inner side of the fixed frame 2 is provided with a supporting rod 7, the outer side of the supporting rod 7 is provided with a fixed frame 8, and the fixed frame 2, the supporting rod 7 and the fixed frame 8 are all provided with four groups which are uniformly distributed on the outer side of the fixed plate 1; the middle part of the inner side of the fixing frame 8 is provided with a screw 9, the bottom end of the screw 9 is provided with a third rolling bearing 18, the outer side of the third rolling bearing 18 is provided with a second rack 17, the upper end of the supporting rod 7 is provided with a first rack 16, the first rack 16 is meshed with the second rack 17, the length of the second rack 17 is the same as that of the fixing frame 8, and the second rack 17 facilitates the position adjustment and the fixation of the fixing frame 8 at the outer side of the supporting rod 7.

The bottom end of each fixed frame 8 is provided with a fixed block 10, the bottom end of each fixed block 10 is provided with a limiting plate 11, the number of the fixed blocks 10 and the number of the limiting plates 11 are two, the fixed blocks 10 and the limiting plates 11 are divided into two groups and are arranged on the outer sides of the two fixed frames 8, and the middle parts of the limiting plates 11 are semicircular; the left side and the right side of the limiting plate 11 are provided with slide rails 12, the inner side of each slide rail 12 is provided with a second threaded rod 13, the bottom end of each second threaded rod 13 is provided with a second rolling bearing 15, the top end of each second threaded rod 13 is provided with a second handle 14, the left end and the right end of the limiting plate 11 are in concave-convex connection with the corresponding slide rail 12, the left end and the right end of the limiting plate 11 are provided with screw holes, the inner sides of the screw holes are in threaded connection with the second threaded rods 13, and the screw holes on the same side of the two limiting plates 11 are opposite in screwing direction; the distance between two limiting plates 11 is conveniently adjusted through the rotation of second threaded rod 13, so that the device is convenient for being used for bearings with different diameters, and the applicability of the device for disassembling the vacuum pump is effectively improved.

Example 2

In the embodiment of the utility model, the special tool for rapidly disassembling the vacuum pump comprises a fixed plate 1, a threaded rod and a limit plate 11, wherein the threaded rod is divided into a first threaded rod 3 and a second threaded rod 13, the first threaded rod 3 is arranged in the middle of the fixed plate 1, a first rolling bearing 4 is arranged at the front end of the first threaded rod 3, a limit cylinder 5 is arranged at the outer side of the first rolling bearing 4, a first handle 6 is arranged at the rear end of the first threaded rod 3, a fixed frame 2 is arranged at the outer side of the fixed plate 1, a support rod 7 is arranged at the inner side of the fixed frame 2, a fixed frame 8 is arranged at the outer side of the support rod 7, a screw 9 is arranged in the middle of the fixed frame 8, a third rolling bearing 18 is arranged at the bottom end of the screw 9, a second rack 17 is arranged at the outer side of the third rolling bearing 18, a first rack 16 is arranged at the upper end of the support rod 7, a fixed block 10 is provided with a limit plate 11 at the bottom end of the fixed block 10, the sectional shape of limiting plate 11 is the L type, and the shape at limiting plate 11 middle part is the semicircle form, and limiting plate 11 can press from both sides tightly the bearing, conveniently connects with the bearing, conveniently dismantles the bearing, and further improvement is dismantled efficiency. The other structure in this embodiment is the same as that in embodiment 1.

The utility model discloses a theory of operation is:

the middle part of a fixed plate 1 in a special tool for quickly disassembling the vacuum pump is provided with a first threaded rod 3, the front end of the first threaded rod 3 is provided with a first rolling bearing 4 and a limiting cylinder 5, so that a rotating shaft can be conveniently connected, and a first handle 6 rotates to conveniently adjust the position of the fixed plate 1 and conveniently disassemble a bearing outside the rotating shaft; the fixing frame 2 and the supporting rod 7 are uniformly distributed on the outer side of the fixing plate 1, and the second rack 17 is arranged on the inner side of the fixing frame 8 on the outer side of the supporting rod 7, so that the fixing frame 8 can be conveniently adjusted and fixed on the outer side of the supporting rod 7; 8 bottoms of fixed frame are equipped with limiting plate 11, and limiting plate 11 middle part is the semicircle form, and both ends all are connected with slide rail 12 is unsmooth about limiting plate 11, and the rotation through second threaded rod 13 conveniently adjusts the distance between two limiting plates 11, and the bearing of the different diameters of being convenient for is suitable for, has effectively improved the suitability that the vacuum pump was dismantled to the device. The utility model discloses rational in infrastructure, easy operation, the convenience is dismantled the bearing of vacuum pump, has effectively improved dismantlement efficiency and dismantlement effect, further improvement the suitability of device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Special tool for quickly disassembling vacuum pump, comprising a fixing plate (1), a threaded rod and a limiting plate (11), wherein the threaded rod is divided into a first threaded rod (3) and a second threaded rod (13), the special tool is characterized in that the middle of the fixing plate (1) is provided with the first threaded rod (3), the front end of the first threaded rod (3) is provided with a first rolling bearing (4), the outer side of the first rolling bearing (4) is provided with a limiting cylinder (5), the rear end of the first threaded rod (3) is provided with a first handle (6), the outer side of the fixing plate (1) is provided with a fixing frame (2), the inner side of the fixing frame (2) is provided with a supporting rod (7), the outer side of the supporting rod (7) is provided with a fixing frame (8), the middle of the inner side of the fixing frame (8) is provided with a screw (9), the bottom end of the screw (9) is provided with a third rolling bearing (18), the outer side of the third rolling bearing (18) is provided with a second rack (17), the upper end of the supporting rod (7) is provided with a first rack (16).

2. The special tool for rapidly disassembling the vacuum pump according to claim 1, wherein a fixed block (10) is installed at the bottom end of the fixed block (8), a limiting plate (11) is installed at the bottom end of the fixed block (10), slide rails (12) are arranged on the left side and the right side of the limiting plate (11), a second threaded rod (13) is installed on the inner side of each slide rail (12), a second rolling bearing (15) is installed at the bottom end of each second threaded rod (13), and a second handle (14) is installed at the top end of each second threaded rod (13).

3. The special tool for rapidly disassembling the vacuum pump according to claim 2, wherein four fixing frames (2), four supporting rods (7) and four fixing frames (8) are arranged and distributed on the outer side of the fixing plate (1) in four groups.

4. The special tool for rapidly disassembling the vacuum pump according to claim 3, wherein two fixing blocks (10) and two limiting plates (11) are provided and are respectively installed at the outer sides of the two fixing frames (8), and the middle part of each limiting plate (11) is semicircular.

5. The special tool for rapidly disassembling the vacuum pump according to claim 4, wherein the left and right ends of the limiting plate (11) are in concave-convex connection with the slide rail (12), the left and right ends of the limiting plate (11) are provided with screw holes, the inner sides of the screw holes are in threaded connection with the second threaded rod (13), and the screw holes on the same side of the two limiting plates (11) are opposite in screwing direction.

6. Special tool for quickly disassembling a vacuum pump according to claim 5, wherein a screw hole is formed in the middle of the fixing plate (1), and the inner side of the screw hole is in threaded connection with the outer side of the first threaded rod (3).

7. Special tool for the quick disassembly of vacuum pumps according to claim 5, characterized in that the first rack (16) and the second rack (17) are engaged, the length of the second rack (17) being the same as the length of the fixed frame (8).