CN216634222U

CN216634222U - Bearing dismounting device

Info

Publication number: CN216634222U
Application number: CN202122861318.7U
Authority: CN
Inventors: 夏博浩; 李智华; 梁晶; 尹�鲁
Original assignee: Guoneng Shouguang Power Generation Co ltd
Current assignee: Guoneng Shouguang Power Generation Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-31
Anticipated expiration: 2031-11-19

Abstract

The embodiment of the application provides a bearing dismounting device, relates to maintenance equipment technical field, the not good problem of bearing extracting tool commonality. The bearing detaching device includes: the device comprises a flange plate, a jacking device, a plurality of first pull rods and a plurality of second pull rods; the flange plate is circumferentially provided with a plurality of first flange holes and a plurality of second flange holes, the first pull rods can be arranged in the first flange holes in a penetrating mode in a one-to-one corresponding mode, and the second pull rods can be arranged in the second flange holes in a penetrating mode in a one-to-one corresponding mode; when the first pull rods penetrate through the first flange holes, one end of each first pull rod is hooked with the first bearing, the other end of each first pull rod is connected with the flange plate, one end of the jacking device is abutted against the flange plate, and the other end of the jacking device is abutted against the first shaft provided with the first bearing; when the second pull rod is arranged in the second flange hole in a penetrating mode, one end of each second pull rod is connected with the second bearing in a hooking mode, the other end of each second pull rod is connected with the flange plate, one end of the jacking device is connected with the flange plate in an abutting mode, and the other end of each jacking device is connected with the second bearing in an abutting mode.

Description

Bearing dismounting device

Technical Field

The application relates to the technical field of maintenance equipment, in particular to a bearing dismounting device.

Background

In the process of maintenance, the bearing is often required to be disassembled. In the related art, the bearing disassembling tool can be generally used for disassembling only one specification of bearing. Thus, the bearing removal tool in the related art has a problem of poor versatility.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a bearing dismounting device to solve the problem that the bearing dismounting tool commonality among the correlation technique is not good.

The bearing dismounting device that this application embodiment provided includes: the device comprises a flange plate, a jacking device, a plurality of first pull rods and a plurality of second pull rods; a plurality of first flange holes and a plurality of second flange holes are circumferentially arranged on the flange plate, the number of the first pull rods is equal to that of the first flange holes, the first pull rods can be arranged in the first flange holes in a penetrating mode in a one-to-one correspondence mode, the number of the second pull rods is equal to that of the second flange holes, and the second pull rods can be arranged in the second flange holes in a penetrating mode in a one-to-one correspondence mode;

under the condition that the first pull rods penetrate through the first flange holes in a one-to-one correspondence manner, one end of each first pull rod is hooked with a bearing of a first specification, the other end of each first pull rod is connected with the flange in a matched manner, one end of the jacking device is abutted against the flange, and the other end of the jacking device is abutted against the end part of a first shaft provided with the bearing of the first specification;

under the condition that the second pull rods penetrate through the second flange holes in a one-to-one correspondence mode, one end of each second pull rod is hooked with a bearing of a second specification, the other end of each second pull rod is connected with the corresponding flange in a matched mode, one end of each jacking device is abutted to the corresponding flange, and the other end of each jacking device is abutted to the end portion of a second shaft provided with the corresponding bearing of the second specification.

Optionally, the bearing detaching device further includes a plurality of first nuts, the number of the first nuts is equal to the number of the first pull rods, and each of the first pull rods is connected to the flange plate in a fitting manner through one of the first nuts under the condition that the first pull rods are correspondingly inserted into the first flange holes one to one.

Optionally, the first pull rod comprises a first pull rod main body and a first hooking body, a first thread portion is arranged at one end of the first pull rod main body, the first pull rod penetrates through the first flange hole in a one-to-one correspondence mode, the first nut is in threaded connection with the first thread portion, the first hooking body is connected with one end, far away from the first pull rod main body, of the first thread portion, and the first nut is located on one side, far away from the flange, of the first hooking body.

Optionally, the bearing detaching device further includes a plurality of second nuts, the number of the second nuts is equal to the number of the first pull rods, the second nuts are also in threaded connection with the first threaded portions under the condition that the first pull rods penetrate through the first flange holes in a one-to-one correspondence manner, and the second nuts are located on one side, close to the first hooking body, of the flange plate.

Optionally, the bearing detaching device further includes a plurality of third nuts, the number of the third nuts is equal to the number of the second pull rods, and each of the second pull rods is connected to the flange plate in a fitting manner through one of the third nuts under the condition that the second pull rods are correspondingly inserted into the second flange holes one to one.

Optionally, the second pull rod comprises a second pull rod main body and a second hooking body, a second threaded portion is arranged at one end of the second pull rod main body, the second pull rod penetrates through the second flange hole in a one-to-one correspondence mode, the third nut is in threaded connection with the second threaded portion, the second hooking body is far away from the second pull rod main body, one end of the second threaded portion is connected with one end of the flange plate, and the third nut is located on one side of the flange plate, which is far away from the second hooking body.

Optionally, the bearing detaching device further includes a plurality of fourth nuts, the number of the fourth nuts is equal to the number of the second pull rods, the fourth nuts are also in threaded connection with the second threaded portions under the condition that the second pull rods are correspondingly arranged in the second flange holes in a penetrating manner one to one, and the fourth nuts are located on one side, close to the second hooking body, of the flange plate.

Optionally, the jack is a jack.

Optionally, the number of the first pull rods is three, the number of the first flange holes is three, and the three first flange holes are uniformly arranged on the flange plate along the circumferential direction of the flange plate.

Optionally, the number of the second pull rods is three, the number of the second flange holes is three, and the three second flange holes are uniformly arranged on the flange plate along the circumferential direction of the flange plate.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

in the embodiment of this application, when the bearing of first specification is dismantled to needs, can be so that first pull rod and ring flange cooperation are connected, can utilize the jacking ware to exert drive power to dismantle the bearing of first specification from the primary shaft. When the bearing of second specification is dismantled to needs, can be so that second pull rod and ring flange cooperation are connected, can utilize the jacking ware to exert drive power to dismantle the bearing of second specification from the second axle. Like this, the bearing dismounting device that this application embodiment provided can dismantle the bearing of different specifications, can enlarge bearing dismounting device's application range, can improve bearing dismounting device's commonality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or related technologies of the present application, the drawings required to be used in the description of the embodiments or related technologies are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a bearing dismounting device provided in an embodiment of the present application;

fig. 2 is a schematic view of a flange provided in an embodiment of the present application.

Description of reference numerals: 100-bearing removal means; 110-flange plate; 1101-a first flange hole; 1102-a second flange hole; 120-a jack; 130-a first pull rod; 1301-a first drawbar body; 1302-a first hook; 140-first nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, 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 application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Further, although the terms used in the present application are selected from publicly known and used terms, some of the terms mentioned in the specification of the present application may be selected by the applicant at his or her discretion, the detailed meanings of which are described in relevant parts of the description herein.

Further, it is required that the present application is understood not only by the actual terms used but also by the meaning of each term lying within.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

The embodiment of the application provides a bearing dismounting device. Referring to fig. 1 and 2, a bearing dismounting device 100 provided in an embodiment of the present application may include: the flange plate 110, the jack 120, a plurality of first tie rods 130 and a plurality of second tie rods. The flange plate 110 may be circumferentially provided with a plurality of first flange holes 1101, and the flange plate 110 may be circumferentially provided with a plurality of second flange holes 1102. The number of the first pull rods 130 is equal to the number of the first flange holes 1101, and the first pull rods 130 can be inserted into the first flange holes 1101 in a one-to-one correspondence. The number of the second pull rods is equal to the number of the second flange holes 1102, and the second pull rods can be arranged in the second flange holes 1102 in a penetrating mode in a one-to-one correspondence mode.

Under the condition that the first pull rods 130 are correspondingly arranged in the first flange holes 1101 in a penetrating manner, one end of each first pull rod 130 can be hooked with a bearing of a first specification, the other end of each first pull rod 130 can be matched and connected with the flange plate 110, one end of the jacking device 120 can be abutted against the flange plate 110, and the other end of the jacking device can be abutted against the end part of a first shaft provided with the bearing of the first specification.

Thus, when the bearing of the first specification needs to be disassembled, the first pull rods 130 can be inserted into the first flange holes 1101 in a one-to-one correspondence manner, and the jacking device 120 can be utilized to drive the flange plate 110 to move towards the direction away from the end portion of the first shaft, so that the first pull rods 130 move towards the direction away from the end portion of the first shaft, and the bearing of the first specification can be disassembled from the first shaft by the first pull rods 130.

Under the condition that the second pull rods penetrate through the second flange holes 1102 in a one-to-one correspondence manner, one end of each second pull rod can be hooked with a bearing of the second specification, the other end of each second pull rod can be connected with the flange plate 110 in a matched manner, one end of the jacking device 120 can be abutted against the flange plate 110, and the other end of the jacking device can be abutted against the end part of a second shaft provided with the bearing of the second specification.

Thus, when the bearing of the second specification needs to be disassembled, the second pull rods can be inserted into the second flange holes 1102 in a one-to-one correspondence manner, and the jacking device 120 can be utilized to drive the flange plate 110 to move towards the direction away from the end of the second shaft, so that the second pull rods move towards the direction away from the end of the second shaft, and the bearing of the second specification can be disassembled from the second shaft by the second pull rods.

In this way, in the embodiment of the present application, when the bearing of the first specification needs to be disassembled, the first pull rod 130 can be engaged with the flange plate 110, and the lifter 120 can be used to apply a driving force, so as to disassemble the bearing of the first specification from the first shaft. When the bearing of the second specification needs to be disassembled, the second pull rod can be matched and connected with the flange plate 110, and the jacking device 120 can be used for applying driving force, so that the bearing of the second specification can be disassembled from the second shaft. In this way, the bearing dismounting device 100 provided by the embodiment of the application can dismount bearings with different specifications, can expand the application range of the bearing dismounting device 100, and can improve the universality of the bearing dismounting device 100.

In an embodiment of the present application, the bearing detaching device 100 may further include a plurality of first nuts 140, and the number of the first nuts 140 is equal to the number of the first pull rods 130. In the case that the first pull rods 130 are inserted into the first flange holes 1101 in a one-to-one correspondence, each first pull rod 130 can be connected to the flange plate 110 by a first nut 140. In this way, the first nut 140 can be utilized to achieve a mating connection between the first tie bar 130 and the flange 110.

In an embodiment of the present application, the first link 130 may include a first link main body 1301 and a first hooking body 1302. One end of the first tension rod main body 1301 may be provided with a first screw part. In the case that the first tie rods 130 are inserted into the first flange holes 1101 in a one-to-one correspondence, the first nuts 140 may be threadedly connected to the first threaded portions, the first hooking bodies 1302 may be connected to an end of the first tie rod body 1301 away from the first threaded portions, and the first nuts 140 may be located on a side of the flange plate 110 away from the first hooking bodies 1302. Thus, when the jack 120 applies a driving force to the flange 110, the first nut 140 may abut against the flange 110.

In an embodiment of the present application, the bearing detaching device 100 may further include a plurality of second nuts, the number of which is equal to the number of the first tie rods 130. In the case that the first pull rods 130 are inserted into the first flange holes 1101 in a one-to-one correspondence, the second nuts may also be screwed with the first threaded portions, and the second nuts may be located on a side of the flange plate 110 close to the first hooking bodies 1302. Thus, the flange 110 may be sandwiched between the first nut 140 and the second nut.

In an embodiment of the present application, the bearing detaching device 100 may further include a plurality of third nuts, and the number of the third nuts may be equal to the number of the second tie rods. Under the condition that the second pull rods are correspondingly arranged in the second flange holes 1102 in a one-to-one manner, each second pull rod is connected with the flange plate 110 in a matching manner through a third nut. In this way, a mating connection between the second tie rod and the flange 110 can be achieved using the third nut.

In an embodiment of the present application, the second pull rod may include a second pull rod main body and a second hooking body, and one end of the second pull rod main body is provided with a second threaded portion. Under the condition that the second pull rods are correspondingly arranged in the second flange holes 1102 in a penetrating mode, the third nuts are in threaded connection with the second threaded portions, the second hooking bodies are connected with one ends, far away from the second threaded portions, of the second pull rod main bodies, and the third nuts are located on one sides, far away from the second hooking bodies, of the flange plates 110. Thus, when the jack 120 applies a driving force to the flange 110, the third nut may abut against the flange 110.

In an embodiment of the present application, the bearing detaching device 100 may further include a plurality of fourth nuts, and the number of the fourth nuts is equal to the number of the second tie rods. Under the condition that the second pull rods are correspondingly inserted into the second flange holes 1102 one by one, the fourth nut is also in threaded connection with the second threaded portion, and the fourth nut is located on one side of the flange plate 110 close to the second hooking body. Thus, the flange 110 may be sandwiched between the third nut and the fourth nut.

In an embodiment of the present application, the jack 120 may be a jack. The jack 120 may be embodied as a hydraulic jack, for example. It should be noted that, in the embodiment of the present application, the jack 120 may also be other elements capable of applying the driving force to the flange plate 110, and the specific type of the jack 120 is not limited herein.

In the embodiment of the present application, the number of the first pull rods 130 may be three, the number of the first flange holes 1101 may be three, and the three first flange holes 1101 may be uniformly disposed on the flange plate 110 along the circumferential direction of the flange plate 110. In this way, by providing three first tie rods 130, the force applied by the first tie rods 130 to the bearing of the first specification can be made uniform. In the embodiment of the present application, the number of the first pulling rods 130 may also be two, four, etc., which are not listed here.

In an embodiment of the present application, the number of the second pull rods may be three, the number of the second flange holes 1102 may be three, and the three second flange holes 1102 may be uniformly disposed on the flange plate 110 along a circumferential direction of the flange plate 110. In this way, by arranging three second pull rods, the force applied to the bearing with the second specification by the second pull rods can be uniform. In the embodiments of the present application, the number of the second tie bars may also be two, four, etc., which are not listed here.

Optionally, in an embodiment of the present application, there may be a partial overlap region of the first flange hole 1101 and the second flange hole 1102. Of course, in the embodiment of the present application, the first flange hole 1101 may be spaced apart from the second flange hole 1102.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the embodiments of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bearing dismounting device, comprising: the device comprises a flange plate (110), a jacking device (120), a plurality of first pull rods (130) and a plurality of second pull rods; the flange plate (110) is circumferentially provided with a plurality of first flange holes (1101) and a plurality of second flange holes (1102), the number of the first pull rods (130) is equal to that of the first flange holes (1101), the first pull rods (130) can be correspondingly inserted into the first flange holes (1101) one by one, the number of the second pull rods is equal to that of the second flange holes (1102), and the second pull rods can be correspondingly inserted into the second flange holes (1102) one by one;

under the condition that the first pull rods (130) penetrate through the first flange holes (1101) in a one-to-one correspondence manner, one end of each first pull rod (130) is hooked with a bearing of a first specification, the other end of each first pull rod is matched and connected with the flange plate (110), one end of the jacking device (120) is abutted against the flange plate (110), and the other end of the jacking device is abutted against the end part of a first shaft provided with the bearing of the first specification;

under the condition that the second pull rods penetrate through the second flange holes (1102) in a one-to-one correspondence mode, one end of each second pull rod is hooked with a bearing of a second specification, the other end of each second pull rod is connected with the flange (110) in a matched mode, one end of the jacking device (120) is abutted to the flange (110), and the other end of each jacking device is abutted to the end portion of a second shaft provided with the bearing of the second specification.

2. The bearing dismounting device according to claim 1, further comprising a plurality of first nuts (140), wherein the number of the first nuts (140) is equal to the number of the first pull rods (130), and each first pull rod (130) is fittingly connected with the flange plate (110) through one first nut (140) with the first pull rods (130) being arranged in the first flange holes (1101) in a one-to-one correspondence.

3. The bearing dismounting device according to claim 2, wherein the first pull rod (130) comprises a first pull rod main body (1301) and a first hook body (1302), one end of the first pull rod main body (1301) is provided with a first threaded portion, the first nut (140) is in threaded connection with the first threaded portion under the condition that the first pull rod (130) is arranged in the first flange hole (1101) in a one-to-one correspondence manner, the first hook body (1302) is connected with one end of the first pull rod main body (1301) far away from the first threaded portion, and the first nut (140) is located on one side of the flange plate (110) far away from the first hook body (1302).

4. The bearing dismounting device according to claim 3, further comprising a plurality of second nuts, the number of the second nuts is equal to the number of the first pull rods (130), the second nuts are also in threaded connection with the first threaded portions in a case that the first pull rods (130) are inserted into the first flange holes (1101) in a one-to-one correspondence, and the second nuts are located on one side of the flange plate (110) close to the first hooking body (1302).

5. The bearing dismounting device according to claim 1, further comprising a plurality of third nuts, the number of the third nuts is equal to the number of the second pull rods, and each of the second pull rods is fittingly connected with the flange plate (110) through one of the third nuts when the second pull rods are correspondingly inserted into the second flange holes (1102).

6. The bearing dismounting device according to claim 5, wherein the second pull rod includes a second pull rod main body and a second hooking body, a second threaded portion is provided at one end of the second pull rod main body, the third nut is in threaded connection with the second threaded portion under the condition that the second pull rod is inserted into the second flange hole (1102) in a one-to-one correspondence, the second hooking body is connected with one end of the second pull rod main body, which is far away from the second threaded portion, and the third nut is located on one side of the flange plate (110), which is far away from the second hooking body.

7. The bearing dismounting device according to claim 6, further comprising a plurality of fourth nuts, the number of the fourth nuts is equal to the number of the second pull rods, in case that the second pull rods are correspondingly arranged in the second flange holes (1102), the fourth nuts are also in threaded connection with the second threaded portions, and the fourth nuts are located on one side of the flange plate (110) close to the second hooking body.

8. Bearing dismounting device according to claim 1, characterized in that the jack (120) is a jack.

9. The bearing dismounting device according to claim 1, wherein the number of the first tie rods (130) is three, the number of the first flange holes (1101) is three, and the three first flange holes (1101) are uniformly arranged on the flange plate (110) along the circumferential direction of the flange plate (110).

10. The bearing dismounting device according to claim 1, wherein the number of the second tie rods is three, the number of the second flange holes (1102) is three, and the three second flange holes (1102) are uniformly arranged on the flange plate (110) along the circumferential direction of the flange plate (110).