CN208713859U - A kind of end cap dismounting device - Google Patents
A kind of end cap dismounting device Download PDFInfo
- Publication number
- CN208713859U CN208713859U CN201821474493.2U CN201821474493U CN208713859U CN 208713859 U CN208713859 U CN 208713859U CN 201821474493 U CN201821474493 U CN 201821474493U CN 208713859 U CN208713859 U CN 208713859U
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- CN
- China
- Prior art keywords
- end cap
- disassembling part
- dismounting device
- bolt link
- cap dismounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of end cap dismounting device, including support frame, bolt link, disassembling part and with the matched force nut of the bolt link；One end of the disassembling part, which is equipped with, may pass through end cap aperture, and the retractable structure that end cap and disassembling part can be prevented to be detached from；The bolt link sequentially passes through the force nut, support frame, and detachably connected with the other end of the disassembling part.The end cap of shaft coupling can easily be disassembled, end cap is avoided to deform in disassembly process by the end cap dismounting device.
Description
Technical field
The utility model belongs to shaft coupling dismantling device technical field, and in particular to a kind of end cap dismounting device.
Background technique
Since the traction motor bearings of subway train are easy inordinate wear, so that it occurs as soon as axis before reaching service life
The case where holding vibration exceeding the standard.To remove a hidden danger, need to the traction electric machine exceeded to bear vibration replace.Since shaft coupling is installed
Between traction electric machine and gear-box, therefore when replacing traction electric machine, it is also necessary to the end cap for opening shaft coupling, to shaft coupling into
Row checks and fills lubricating oil.
At present due to lacking the dedicated tool for dismantling shaft coupling end cap, generally by works such as iron hook, iron staff, screwdrivers
Tool disassembly.This kind dismantles mode due to removal force imbalance, and the frictional force between end cap and shaft coupling is larger in addition, is easy to cause
The disassembly deformation of shaft coupling end cap, then causes shaft coupling oil leak, and then influence the normal lubricating function of shaft coupling.Therefore
It needs to research and develop the provision for disengagement for shaft coupling end cap, is avoided that end cap deforms, ensure operation quality safety.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of end cap dismounting device, can easily be by shaft coupling
The end cap of section disassembles, and end cap is avoided to deform in disassembly process.
The utility model uses following technical scheme:
A kind of end cap dismounting device, including support frame, bolt link, disassembling part and with the bolt link is matched applies
Power nut；
One end of the disassembling part, which is equipped with, may pass through end cap aperture, and it is shrinkable that end cap can be prevented to be detached from disassembling part
Structure；
The bolt link sequentially passes through the force nut, support frame, and detachable with the other end of the disassembling part
Ground connection.
Further, the bolt link is equipped with external screw thread, and the other end of the disassembling part is equipped with and the external screw thread
Matched internal thread hole；
Or the other end of the disassembling part is equipped with external screw thread, the bolt link is equipped with matched interior with the external screw thread
Threaded hole.
Further, the disassembling part includes set on the fluting of its side wall and for placing the retractable structure
Accommodation space；
The retractable structure includes spring, ball and several flexible barbs, and one end of the spring and the receiving are empty
Between side wall abut, the other end is abutted with the flexible barb by the ball；
One end of the flexible barb is hinged in the accommodation space, and the other end stretches out the receiving by the fluting
Space, when so that disassembling part passing through the end cap aperture, the flexible barb rotate and to contract.
Further, the quantity of the flexible barb is at least 2.
Further, the cross section of the disassembling part can be the regular shape including circle, rectangle, prismatic,
Or other irregular shapes.
Further, the bolt link includes with externally threaded threaded joints and facilitating the rotation screw thread
The first of interconnecting piece screws portion.
Further, first portion of screwing is the cross bar or rotating disk for being vertically fixed in the threaded joints.
Further, the force nut includes the nut portions being threadedly coupled with the bolt link and screws described
The second of nut portions screws portion.
Further, second portion of screwing is the cross bar or rotating disk for being vertically fixed in the nut portions.
Further, support frame as described above includes transverse slat and the supporting leg for being used to support the transverse slat, and the bolt link is passed through
Lead to the transverse slat to connect with disassembling part.
Compared with prior art, the utility model has the following beneficial effects:
The end cap dismounting device of the utility model is by being arranged retractable structure in one end of its disassembling part, when disassembling part is worn
When crossing end cap aperture, retractable structure by end cap aperture side wall extruding and shrink；It, can after disassembling part is pierced by end cap aperture
Extruding force suffered by contraction structure disappears and reverts to initial state.Both it ensure that disassembling part can be opened smoothly across end cap
Hole, and can easily be split out end cap using retractable structure.So that end cap during splitting out can uniform force, avoid holding
It deforms in lid disassembly process.
Meanwhile the end cap dismounting device using force nut when being screwed downwards, bolt link is in the same direction together with disassembling part one
The deformation in end cap disassembly process can be effectively prevented so that stress is more uniform in end cap disassembly process in upper promotion.
Detailed description of the invention
The technology of the utility model is described in further detail with reference to the accompanying drawings and detailed description:
Fig. 1 is the structural schematic diagram of end cap dismounting device described in the utility model；
Fig. 2 is the cross-section diagram of A-A in Fig. 1.
Wherein:
1, support frame；11, transverse slat；12, supporting leg；13, locating rod；2, bolt link；21 threaded joints；22, first
Screw portion；3, disassembling part；31, it slots；32, accommodation space；33, spring；34, ball；35, stretch barb；36, internal thread hole；
4, exert a force nut；41, nut portions；42, second portion is screwed；
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The utility model discloses a kind of end cap dismounting devices, as shown in Fig. 1~2, including support frame 1, bolt link 2,
Disassembling part 3 and with the matched force nut 4 of bolt link 2；
One end of disassembling part 3, which is equipped with, may pass through end cap aperture, and the shrinkable knot that end cap and disassembling part 3 can be prevented to be detached from
Structure；
Bolt link 2 sequentially passes through force nut 4, support frame 1, and detachably connected with the other end of disassembling part 3.
Based on said structure design, the end cap dismounting device of the present embodiment can be received by the setting in one end of its disassembling part 3
Shrinking structure, when disassembling part 3 pass through end cap aperture when, retractable structure by end cap aperture side wall extruding and shrink；Work as disassembly
After portion 3 is pierced by end cap aperture, extruding force suffered by retractable structure disappears and reverts to initial state.Both it ensure that disassembling part
3 can smoothly pass through end cap aperture, and can easily be split out end cap using retractable structure.So that end cap is splitting out process
In can uniform force, avoid deforming in end cap disassembly process.
Meanwhile the end cap dismounting device using force nut 4 screw downwards when, together together with disassembling part 3 by bolt link 2
It is lifted up, so that stress is more uniform in end cap disassembly process, the deformation in end cap disassembly process can be effectively prevented.
In the above-described embodiments, as shown in Fig. 1~2, disassembling part 3 includes set on the fluting 31 of its side wall and for pacifying
Put the accommodation space 32 of retractable structure；
Retractable structure includes the flexible barb 35 of spring 33, ball 34 and 2 or more, one end of spring 33 and receiving
The side wall in space 32 abuts, and the other end is abutted by ball 34 with flexible barb 35；
One end of flexible barb 35 is hinged in accommodation space 32, and the other end stretches out accommodation space 32 by fluting 31, is made
Disassembling part 3 when passing through end cap aperture, flexible barb 35 rotate and to contract.
In one embodiment, the barb 35 that stretches is 2, and is located on same perpendicular, and the lower end of telescopic hook
It is arc-shaped.When disassembling part 3 passes through end cap aperture, so that flexible barb 35 is rotated upwards and is shunk in fluting 31, together
When spring 33 compressed；After being pierced by end cap aperture, the restoring force of spring 33 pushes ball 34 and drives flexible barb 35 downwards
Original state is rotated and returned back to, to catch on end cap, prevents it from falling off during force.
In the above-described embodiments, the cross section of disassembling part 3 can be the regular shape including circle, rectangle, prismatic
Shape or other irregular shapes.In one embodiment, referring to figure~it is shown, 3 advantageous cross sections of disassembling part be circular circle
Column structure.
In the above-described embodiments, as shown in Fig. 1~2, bolt link 2 is equipped with external screw thread, and the other end of disassembling part 3 is equipped with
With the matched internal thread hole 36 of external screw thread.
As shown in Fig. 1~figure, bolt link 2 includes with externally threaded threaded joints 21 and facilitating rotation screw thread
The first of interconnecting piece 21 screws portion 22.First to screw portion 22 be the cross bar or rotating disk for being vertically fixed in threaded joints 21.?
In one specific embodiment, the longitudinal section of bolt link 2 is in T-shaped.
It is of course also possible to be the other end in disassembling part 3 equipped with external screw thread, bolt link 2 is equipped with and matches with external screw thread
Internal thread hole 36.
In the above-described embodiments, the force nut 4 as shown in Fig. 1~2 includes the nut portions being threadedly coupled with bolt link 2
41 and screw on nut portion 41 second screw portion 42.Without other tools, portion can be screwed conveniently by second with hand
42 rotating nuts portions 41 are easy to use.
Second to screw portion 42 be the cross bar or rotating disk for being vertically fixed in nut portions 41.In one embodiment, it exerts a force
The longitudinal section of nut 4 is in T-shaped.
In the above-described embodiments, the support frame 1 as shown in Fig. 1~2 includes transverse slat 11 and the supporting leg for being used to support transverse slat 11
12, bolt link 2 penetrates through transverse slat 11 and connect with disassembling part 3.Wherein, transverse slat 11 is equipped with the support frame 1 passed through for bolt link 2
Aperture, supporting leg 12 include positioning with the aperture on owner's body (such as coupling bolt hole) that is disassembled that can be inserted into addition to end cap
Locating rod 13.
The technical essential of this end cap dismounting device for ease of understanding, below structure its operating method be illustrated:
Assemble the end cap dismounting device, by threaded joints 21 sequentially pass through force nut 4 and 1 aperture of support frame after with tear open
Unload the connection of portion 3；
The locating rod 13 of support frame 1 is injected into coupling bolt hole, and flexible barb 35 is directed at the aperture of shaft coupling end cap；
Bolt link 2 is moved down, until flexible barb 35 is pierced by from the other end of end cap；
Force nut 4 is rotated down until end cap is split out；
Separation end cap: can manual compression stretch barb 35 be detached from end cap；Or bolt link 2 and disassembling part 3 are dismantled, from
One end far from flexible barb 35 detaches end cap.
Other contents of end cap dismounting device described in the utility model are referring to the prior art, and details are not described herein.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, therefore it is all without departing from the content of the technical scheme of the utility model, implement according to the technical essence of the utility model to above
Any modification, equivalent variations and modification, are still within the scope of the technical solutions of the present invention made by example.
Claims (10)
1. a kind of end cap dismounting device, it is characterised in that: including support frame, bolt link, disassembling part and with the bolt connect
The matched force nut of bar；
One end of the disassembling part, which is equipped with, may pass through end cap aperture, and the shrinkable knot that end cap and disassembling part can be prevented to be detached from
Structure；
The bolt link sequentially passes through the force nut, support frame, and removably connects with the other end of the disassembling part
It connects.
2. end cap dismounting device according to claim 1, it is characterised in that: the bolt link is equipped with external screw thread, institute
The other end for stating disassembling part is equipped with and the matched internal thread hole of the external screw thread；
Or the other end of the disassembling part is equipped with external screw thread, the bolt link is equipped with and the matched internal screw thread of the external screw thread
Hole.
3. end cap dismounting device according to claim 1, it is characterised in that: the disassembling part includes opening set on its side wall
Slot and accommodation space for placing the retractable structure；
The retractable structure includes spring, ball and several flexible barbs, one end of the spring and the accommodation space
Side wall abuts, and the other end is abutted by the ball with the flexible barb；
One end of the flexible barb is hinged in the accommodation space, and the other end stretches out the receiving sky by the fluting
Between, when so that disassembling part passing through the end cap aperture, the flexible barb rotate and to contract.
4. end cap dismounting device according to claim 3, it is characterised in that: the quantity of the flexible barb is at least 2.
5. end cap dismounting device according to claim 1, it is characterised in that: the cross section of the disassembling part can be including
Regular shape or other irregular shapes including circle, rectangle, prismatic.
6. end cap dismounting device according to claim 1, it is characterised in that: the bolt link includes with externally threaded
Threaded joints and the first of the rotation threaded joints are facilitated to screw portion.
7. end cap dismounting device according to claim 6, it is characterised in that: described first screws portion to be vertically fixed in institute
State the cross bar or rotating disk of threaded joints.
8. end cap dismounting device according to claim 1, it is characterised in that: the force nut includes connecting with the bolt
The nut portions and screw the second of the nut portions and screw portion that bar is threadedly coupled.
9. end cap dismounting device according to claim 8, it is characterised in that: described second screws portion to be vertically fixed in institute
State the cross bar or rotating disk of nut portions.
10. end cap dismounting device according to claim 1, it is characterised in that: support frame as described above includes transverse slat and is used to prop up
The supporting leg of the transverse slat is supportted, the bolt link penetrates through the transverse slat and connect with disassembling part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474493.2U CN208713859U (en) | 2018-09-10 | 2018-09-10 | A kind of end cap dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474493.2U CN208713859U (en) | 2018-09-10 | 2018-09-10 | A kind of end cap dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208713859U true CN208713859U (en) | 2019-04-09 |
Family
ID=65981562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821474493.2U Active CN208713859U (en) | 2018-09-10 | 2018-09-10 | A kind of end cap dismounting device |
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| Country | Link |
|---|---|
| CN (1) | CN208713859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802551A (en) * | 2019-11-11 | 2020-02-18 | 龙岩烟草工业有限责任公司 | Encoder disassembling tool and method |
-
2018
- 2018-09-10 CN CN201821474493.2U patent/CN208713859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802551A (en) * | 2019-11-11 | 2020-02-18 | 龙岩烟草工业有限责任公司 | Encoder disassembling tool and method |
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