CN210998513U - Energy storage spring assists assembly and disassembly tools - Google Patents
Energy storage spring assists assembly and disassembly tools Download PDFInfo
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- CN210998513U CN210998513U CN201921492594.7U CN201921492594U CN210998513U CN 210998513 U CN210998513 U CN 210998513U CN 201921492594 U CN201921492594 U CN 201921492594U CN 210998513 U CN210998513 U CN 210998513U
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Abstract
The utility model provides a dismouting instrument is assisted to energy storage spring has solved carrying out dismantling and installing of energy storage spring among the prior art, needs two staff at least to mutually support just can accomplish inconvenient technical problem of operation. The energy storage spring fixing device comprises a connecting arm, an upper fixing device and a lower fixing device, wherein the upper fixing device and the lower fixing device are respectively used for fixing the upper end and the lower end of the energy storage spring; the upper fixing device and the lower fixing device are connected to the connecting arm, and the distance between the upper fixing device and the lower fixing device is matched with the height of the energy storage spring. The utility model is used for demolising and installing of circuit breaker energy storage spring only needs a staff just can accomplish, and is convenient and safe.
Description
Technical Field
The utility model relates to a circuit breaker maintenance technical field, concretely relates to an assembly and disassembly tools is assisted to energy storage spring for in circuit breaker.
Background
The common trouble of circuit breaker has to divide, close a floodgate coil and burns out and energy storage motor damages etc. when meetting these troubles, often need to change the spare part of damage part, almost all need pull down energy storage spring and just can carry out the change of spare part when changing spare part. The energy storage spring is installed by respectively connecting the upper end and the lower end of the energy storage spring to the circuit breaker, and the energy storage spring is always in a stretched state; when the energy storage spring is disassembled, the energy storage spring is also disassembled from the upper end and the lower end of the energy storage spring; when the energy storage spring is detached, because the energy storage spring is in a stretched state, the detached instant elastic force is released, and the energy storage spring can clamp the hands of workers or shake violently to cause personal injury; moreover, the energy storage spring needs to be manually stabilized during dismantling, and more manpower needs to be invested; when the installation, also need the staff to strut the energy storage spring, then connect through modes such as screwing the bolt, it is very inconvenient.
In actual operation, at least two workers are required to be matched with each other to finish the disassembly of the energy storage spring, and two workers are also required during the installation.
The applicant has found that the prior art has at least the following technical problems:
1. in the prior art, when the energy storage spring is dismounted and mounted, at least two workers are required to be matched with each other to finish the dismounting and mounting, so that the operation is inconvenient;
2. when dismantling and installing the energy storage spring among the prior art, the staff is injured very easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembly and disassembly tools is assisted to energy storage spring to when solving among the prior art to carry out dismantling and installing of energy storage spring, need two staff at least to mutually support just can accomplish inconvenient technical problem of operation. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an energy storage spring auxiliary dismounting tool, which comprises a connecting arm, an upper fixing device and a lower fixing device, wherein the upper fixing device and the lower fixing device are respectively used for fixing the upper end and the lower end of an energy storage spring; the upper fixing device and the lower fixing device are both connected to the connecting arm, and the distance between the upper fixing device and the lower fixing device is matched with the height of the energy storage spring.
Alternatively or preferably, the upper fixing means is slidably connected to the connecting arm; the adjustable sliding mechanism is used for pushing the upper fixing device to slide along the connecting arm to one end far away from the lower fixing device.
Optionally or preferably, the upper fixing device and the lower fixing device are an upper embracing ring and a lower embracing ring respectively, and the sizes of the upper embracing ring and the lower embracing ring are both adapted to the size of the energy storage spring.
Optionally or preferably, the inner walls of the upper embracing ring and the lower embracing ring are provided with annular grooves matched with the energy storage springs.
Optionally or preferably, the upper embracing ring and the lower embracing ring respectively comprise a first semi-circular embracing ring and a second semi-circular embracing ring, and the ends of the first semi-circular embracing ring and the second semi-circular embracing ring are connected to form a circular ring shape; one ends of the first embracing ring and the second embracing ring are hinged; the other ends of the first embracing ring and the second embracing ring are movably connected to the connecting arm, and one end of the first embracing ring and the second embracing ring which are movably connected to the connecting arm is provided with a locking device.
Optionally or preferably, one end of the first embracing ring and one end of the second embracing ring are hinged through a first rotating shaft;
a connecting part A and a connecting part B are respectively arranged at two ends of the first embracing ring; two ends of the second embracing ring are respectively provided with a connecting part C and a connecting part D;
the connecting part A and the connecting part C are respectively and correspondingly provided with a mounting hole for mounting the first rotating shaft.
Optionally or preferably, the connecting part B and the connecting part D are respectively and correspondingly provided with a first mounting groove and a second mounting groove for accommodating the connecting arm;
the locking device comprises a first clamping groove, a second clamping groove, a threaded rod and a nut; wherein the content of the first and second substances,
the first clamping groove and the second clamping groove are respectively and transversely arranged on the connecting part B and the connecting part D, the first clamping groove is connected with the end parts of the second clamping groove, and a threaded rod is arranged in the first clamping groove;
when the first embracing ring and the second embracing ring are connected to the connecting arm in an embracing mode, the end portion of the threaded rod extends out of the second clamping groove, the end portion of the threaded rod is locked through the nut, and the outer edge size of the nut is larger than that of the second clamping groove.
Optionally or preferably, the adjustable sliding mechanism comprises a rocker arm, an adjusting block mounting seat and an adjustable sliding part; wherein the content of the first and second substances,
the adjusting block mounting seat is fixedly connected to the connecting arm and is positioned on the upper side of the lower fixing device;
the adjustable sliding part is connected to the connecting arm in a sliding manner and is positioned above the adjusting block mounting seat;
the adjusting block is rotatably connected to the adjusting block mounting seat through a second rotating shaft, the adjusting block is located between the adjusting block mounting seat and the adjustable sliding part, and one end of the adjusting block is abutted to the bottom of the adjustable sliding part;
the rocker arm is connected to the top of the adjusting block.
Optionally or preferably, the bottom of the adjustable sliding part is provided with an abutting groove matched with the adjusting block at the position abutting against the adjusting block.
Optionally or preferably, the device further comprises a first fixing hole formed in the adjustable sliding part and a second fixing hole formed in the connecting arm; when the rocker arm is pulled, the adjusting block pushes the adjustable sliding part to be located at the position with the maximum moving distance, and the first fixing hole and the second fixing hole are overlapped; and the position of the upper fixing device is fixed by sequentially penetrating through the first fixing hole and the second fixing hole through screws.
Based on the technical scheme, the embodiment of the utility model provides a can produce following technological effect at least:
(1) the utility model provides an energy storage spring assists assembly and disassembly tools, because the distance between upper fixing device and lower fixing device suits with the height of energy storage spring, when carrying out the demolition of energy storage spring, fix the upper end and the lower extreme of energy storage spring respectively through upper fixing device and lower fixing device earlier, carry out the demolition of energy storage spring again, when demolising, only need a staff just can accomplish, demolish convenience very; when the energy storage spring is installed, one end of the energy storage spring is fixed on the upper fixing device or the lower fixing device, the other end of the energy storage spring is fixed on the lower fixing device or the upper fixing device after the energy storage spring is stretched, and then the energy storage spring is installed;
(2) the utility model provides an assembly and disassembly tools is assisted to energy storage spring demolishs the back at energy storage spring, and energy storage spring still fixes on last fixing device and lower fixing device, and energy storage spring still is in tensile state, and elasticity can not released in the twinkling of an eye, can avoid the staff to press from both sides in one's hands or receive other bodily injury, has improved the security that energy storage spring demolishs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the upper and lower clasps in the embodiment of the present invention in a locked state;
fig. 2 is a schematic view of the upper and lower clasps of the embodiment of the present invention in a locked state at another angle;
fig. 3 is a schematic view of the upper and lower clasps of the embodiment of the present invention in an open state.
In the figure: 1. a connecting arm; 2. an upper embracing ring; 3. a lower embracing ring; 4. an annular groove; 5. an adjusting block; 6. a regulating block mounting seat; 7. an adjustable sliding portion; 8. a rocker arm; 9. a abdicating step; 10. a first rotating shaft; 11. a second rotating shaft; 12. a first fixing hole; 13. a nut; 14. encircling one; 15. a connecting part A; 16. a connecting part B; 17. a second embracing ring; 18. a connecting part C; 19. a connecting part D; 20. a first mounting groove; 21. a second clamping groove; 22. a first clamping groove; 23. a threaded rod; 24. and a third rotating shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3:
the utility model provides an energy storage spring auxiliary dismounting tool, which comprises a connecting arm 1, an upper fixing device and a lower fixing device, wherein the upper fixing device and the lower fixing device are respectively used for fixing the upper end and the lower end of an energy storage spring; the upper fixing device and the lower fixing device are both connected to the connecting arm 1, and the distance between the upper fixing device and the lower fixing device is matched with the height of the energy storage spring.
The utility model provides an energy storage spring assists assembly and disassembly tools, because the distance between upper fixing device and lower fixing device suits with the height of energy storage spring, when carrying out the demolition of energy storage spring, fix the upper end and the lower extreme of energy storage spring respectively through upper fixing device and lower fixing device earlier, carry out the demolition of energy storage spring again, when demolising, only need a staff just can accomplish, demolish convenience very; when the energy storage spring is installed, one end of the energy storage spring is fixed on the upper fixing device or the lower fixing device, the other end of the energy storage spring is fixed on the lower fixing device or the upper fixing device after the energy storage spring is stretched, and then the energy storage spring is installed;
the utility model provides an assembly and disassembly tools is assisted to energy storage spring demolishs the back at energy storage spring, and energy storage spring still fixes on last fixing device and lower fixing device, and energy storage spring still is in tensile state, and elasticity can not released in the twinkling of an eye, can avoid the staff to press from both sides in one's hands or receive other bodily injury, has improved the security that energy storage spring demolishs.
As an alternative embodiment, the upper fixing means are slidingly connected to the connecting arm 1; the device also comprises an adjustable sliding mechanism used for pushing the upper fixing device to slide along the connecting arm 1 to one end far away from the lower fixing device. When carrying out dismantling of energy storage spring, after fixing energy storage spring's upper end and lower extreme respectively through last fixing device and lower fixing device, adjustable slide mechanism of rethread will go up fixing device and slide one section distance along linking arm 1 to keeping away from fixing device one end down, lets energy storage spring's both ends and the junction of circuit breaker no longer be in tensile state, then carries out dismantling of energy storage spring again, can demolish more easily.
As an optional embodiment, the upper fixing device and the lower fixing device are an upper hoop 2 and a lower hoop 3, respectively, and the sizes of the upper hoop 2 and the lower hoop 3 are both adapted to the size of the energy storage spring. Of course, the upper fixing device and the lower fixing device are not limited to the structures disclosed in the embodiment, and may be other structures that can fix the upper end and the lower end of the energy storage spring.
As an optional implementation manner, the inner walls of the upper embracing ring 2 and the lower embracing ring 3 are respectively provided with an annular groove 4 adapted to the energy storage spring. If the annular groove 4 is not arranged, when the upper end and the lower end of the energy storage spring are fixed through the upper embracing ring 2 and the lower embracing ring 3, the energy storage spring is fixed through the friction force between the energy storage spring and the upper embracing ring 2 and the lower embracing ring 3; after setting up annular groove 4, when embracing ring 2 and embracing ring 3 down with energy storage spring's upper end and lower extreme through last, can with energy storage spring's card go into annular groove 4 in, 4 bottoms of annular groove have the holding power to last embracing ring 2, lower embracing ring 3, 4 lateral walls of annular groove to last embracing ring 2, lower embracing ring 3 have frictional force, can avoid when fixed energy storage spring to extrude the deformation with energy storage spring to fixed mode is more reliable.
In the present embodiment, the annular grooves 4 are two. Of course, the number of the annular grooves 4 is not limited to the number disclosed in the present embodiment, and the annular grooves 4 may be one, three, or any other number of annular grooves 4.
As an optional implementation manner, the upper embracing ring 2 and the lower embracing ring 3 both comprise a first semi-circular embracing ring 14 and a second semi-circular embracing ring 17, and the ends of the first semi-circular embracing ring 14 and the second semi-circular embracing ring 17 are connected to form a circular ring shape; one end of the first embracing ring 14 is hinged with one end of the second embracing ring 17; the other ends of the first embracing ring 14 and the second embracing ring 17 are movably connected to the connecting arm 1, and one end of the first embracing ring 14 and the second embracing ring 17, which are movably connected to the connecting arm 1, is provided with a locking device.
As an optional embodiment, one end of the first embracing ring 14, which is hinged with the second embracing ring 17, is hinged through a first rotating shaft 10;
two ends of the first embracing ring 14 are respectively provided with a connecting part A15 and a connecting part B16; two ends of the second hoop 17 are respectively provided with a connecting part C18 and a connecting part D19;
the connecting part A15 and the connecting part C18 are respectively and correspondingly provided with mounting holes for mounting the first rotating shaft 10. In specific installation, the first rotating shaft 10 is installed through the installation holes in the connecting part A15 and the connecting part C18.
As an optional embodiment, the connecting portion B16 and the connecting portion D19 are respectively and correspondingly provided with a first mounting groove 20 and a second mounting groove for accommodating the connecting arm 1;
the locking device comprises a first clamping groove 22, a second clamping groove 21, a threaded rod 23 and a nut 13; wherein the content of the first and second substances,
the first clamping groove 22 and the second clamping groove 21 are respectively and transversely arranged on the connecting part B16 and the connecting part D19, the end parts of the first clamping groove 22 and the second clamping groove 21 are connected, and a threaded rod 23 is arranged in the first clamping groove 22;
when the first embracing ring 14 and the second embracing ring 17 are connected to the connecting arm 1 in an embracing mode, the end part of the threaded rod 23 extends out of the second clamping groove 21, the end part of the threaded rod 23 is locked through the nut 13, and the outer edge size of the nut 13 is larger than that of the second clamping groove 21.
As an alternative embodiment, the threaded rod 23 is rotatably connected in the first clamping groove 22 through a third rotating shaft 24.
As an alternative embodiment, the adjustable sliding mechanism includes a rocker arm 8, an adjusting block 5, an adjusting block mounting seat 6 and an adjustable sliding part 7; wherein the content of the first and second substances,
the adjusting block mounting seat 6 is fixedly connected to the connecting arm 1, and the adjusting block mounting seat 6 is positioned on the upper side of the lower fixing device;
the adjustable sliding part 7 is connected on the connecting arm 1 in a sliding manner, and the adjustable sliding part 7 is positioned above the adjusting block mounting seat 6;
the adjusting block 5 is rotatably connected to the adjusting block mounting seat 6 through a second rotating shaft 11, the adjusting block 5 is located between the adjusting block mounting seat 6 and the adjustable sliding part 7, and one end of the adjusting block 5 is abutted to the bottom of the adjustable sliding part 7;
a rocker arm 8 is attached to the top of the adjustment block 5.
In the embodiment, the adjustable sliding part 7 and the upper embracing ring 2 are slidably sleeved on the connecting arm 1; of course, the sliding connection manner of the adjustable sliding portion 7 and the upper embracing ring 2 and the connecting arm 1 is not limited to the sliding connection structure disclosed in the present embodiment, and for example, the sliding connection may be realized by providing a sliding groove and a sliding block.
As an alternative embodiment, the bottom of the adjustable sliding portion 7 is provided with an abutting groove matching with the adjusting block 5 at a position abutting against the adjusting block 5 (in this embodiment, the abutting groove is not provided, and the sliding upward movement can be realized as well).
As an optional embodiment, the end of the adjusting block 5 is provided with a abdicating step 9; when the rocker arm 8 is pulled, the adjusting block 5 rotates, one end of the adjusting block 5 is abutted against the bottom of the adjustable sliding part 7, and the abdicating step 9 is positioned at one end abutted against the adjustable sliding part 7.
As an optional embodiment, the device further comprises a first fixing hole 12 formed in the adjustable sliding part 7 and a second fixing hole formed in the connecting arm 1; when the rocker arm 8 is pulled, the adjusting block 5 pushes the adjustable sliding part 7 to be positioned at the position of the maximum moving distance, and the first fixing hole 12 and the second fixing hole are overlapped; the adjustable sliding part 7 is fixed on the connecting arm 1 through the screws sequentially passing through the first fixing hole 12 and the second fixing hole.
Use the embodiment of the utility model provides an in energy storage spring assist assembly and disassembly tools carry out dismantling and the installation process of energy storage spring do:
the upper end and the lower end of the energy storage spring are fixed through an upper embracing ring 2 and a lower embracing ring 3; after the upper end and the lower end of the energy storage spring are fixed, when the rocker arm 8 is pulled downwards, the adjusting block 5 can be rotated, and the adjusting block 5 is abutted against the bottom of the adjustable sliding part 7 to push the adjustable sliding part 7 to slide upwards, so that the upper embracing ring 2 is pushed to slide upwards; when the adjustable sliding part 7 is pushed to the maximum distance, the first fixing hole 12 and the second fixing hole are overlapped, the adjustable sliding part 7 is fixed on the connecting arm 1 by sequentially penetrating through the first fixing hole 12 and the second fixing hole through screws, and the position of the upper embracing ring 2 is fixed (the upper embracing ring 2 cannot slide downwards along the connecting arm 1 due to the elasticity of the energy storage spring and the gravity of the upper embracing ring 2); and finally, the energy storage spring is dismounted or mounted.
The energy storage spring auxiliary dismounting tool in the utility model is not only suitable for dismounting and mounting the energy storage spring of the circuit breaker, but also suitable for dismounting and mounting springs on other devices (springs which need to avoid the instantaneous release of the spring force and may be clamped by the hands of workers or the energy storage spring shakes violently to cause personal injury); adaptive sizing can be achieved when applied to the removal and installation of springs on other devices.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention.
Claims (10)
1. The utility model provides a dismouting instrument is assisted to energy storage spring which characterized in that: the energy storage spring fixing device comprises a connecting arm, an upper fixing device and a lower fixing device, wherein the upper fixing device and the lower fixing device are respectively used for fixing the upper end and the lower end of the energy storage spring; the upper fixing device and the lower fixing device are connected to the connecting arm, and the distance between the upper fixing device and the lower fixing device is matched with the height of the energy storage spring.
2. The energy storage spring assisted disassembly and assembly tool of claim 1, wherein: the upper fixing device is connected to the connecting arm in a sliding manner; the adjustable sliding mechanism is used for pushing the upper fixing device to slide along the connecting arm to one end far away from the lower fixing device.
3. The energy storage spring assisted disassembly and assembly tool of claim 2, wherein: the upper fixing device and the lower fixing device are respectively an upper embracing ring and a lower embracing ring, and the sizes of the upper embracing ring and the lower embracing ring are matched with the size of the energy storage spring.
4. The energy storage spring assisted disassembly and assembly tool of claim 3, wherein: and annular grooves matched with the energy storage springs are formed in the inner walls of the upper holding ring and the lower holding ring.
5. The energy storage spring assisted disassembly and assembly tool of claim 4, wherein: the upper holding ring and the lower holding ring respectively comprise a first half-ring-shaped holding ring and a second half-ring-shaped holding ring, and the ends of the first half-ring-shaped holding ring and the second half-ring-shaped holding ring are connected to form a ring shape; one end of the first embracing ring is hinged with one end of the second embracing ring; the other ends of the first embracing ring and the second embracing ring are movably connected to the connecting arm, and a locking device is arranged at one end of the first embracing ring and the second embracing ring, which are movably connected to the connecting arm.
6. The energy storage spring assisted disassembly and assembly tool of claim 5, wherein: one end of the first embracing ring and one end of the second embracing ring which are hinged through a first rotating shaft;
two ends of the first embracing ring are respectively provided with a connecting part A and a connecting part B; two ends of the second embracing ring are respectively provided with a connecting part C and a connecting part D;
and the connecting part A and the connecting part C are respectively and correspondingly provided with a mounting hole for mounting the first rotating shaft.
7. The energy storage spring assisted disassembly and assembly tool of claim 6, wherein: the connecting part B and the connecting part D are respectively and correspondingly provided with a first mounting groove and a second mounting groove which are used for accommodating the connecting arm;
the locking device comprises a first clamping groove, a second clamping groove, a threaded rod and a nut; wherein the content of the first and second substances,
the first clamping groove and the second clamping groove are respectively and transversely arranged on the connecting part B and the connecting part D, the end parts of the first clamping groove and the second clamping groove are connected, and a threaded rod is arranged in the first clamping groove;
when the first embracing ring and the second embracing ring are connected to the connecting arm in a embracing mode, the end portion of the threaded rod extends out of the second clamping groove, the end portion of the threaded rod is locked through the nut, and the outer edge size of the nut is larger than that of the second clamping groove.
8. The energy storage spring assisted disassembly and assembly tool of claim 2, wherein: the adjustable sliding mechanism comprises a rocker arm, an adjusting block mounting seat and an adjustable sliding part; wherein the content of the first and second substances,
the adjusting block mounting seat is fixedly connected to the connecting arm and is positioned on the upper side of the lower fixing device;
the adjustable sliding part is connected to the connecting arm in a sliding mode, and the adjustable sliding part is located above the adjusting block mounting seat;
the adjusting block is rotatably connected to the adjusting block mounting seat through a second rotating shaft, the adjusting block is located between the adjusting block mounting seat and the adjustable sliding part, and one end of the adjusting block is abutted to the bottom of the adjustable sliding part;
the rocker arm is connected to the top of the adjusting block.
9. The energy storage spring assisted disassembly and assembly tool of claim 8, wherein: and the bottom of the adjustable sliding part is provided with a butt joint groove matched with the adjusting block at the position butted with the adjusting block.
10. The energy storage spring assisted disassembly and assembly tool of claim 9, wherein: the adjustable sliding part is provided with a first fixed hole and a second fixed hole; when the rocker arm is pulled, the adjusting block pushes the adjustable sliding part to be located at the position with the maximum moving distance, and the first fixing hole and the second fixing hole are overlapped; and the position of the upper fixing device is fixed by sequentially penetrating through the first fixing hole and the second fixing hole through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492594.7U CN210998513U (en) | 2019-09-09 | 2019-09-09 | Energy storage spring assists assembly and disassembly tools |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492594.7U CN210998513U (en) | 2019-09-09 | 2019-09-09 | Energy storage spring assists assembly and disassembly tools |
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| CN210998513U true CN210998513U (en) | 2020-07-14 |
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| CN201921492594.7U Active CN210998513U (en) | 2019-09-09 | 2019-09-09 | Energy storage spring assists assembly and disassembly tools |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744485A (en) * | 2019-09-09 | 2020-02-04 | 贵州电网有限责任公司 | Circuit breaker energy storage spring assists dismouting device |
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2019
- 2019-09-09 CN CN201921492594.7U patent/CN210998513U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744485A (en) * | 2019-09-09 | 2020-02-04 | 贵州电网有限责任公司 | Circuit breaker energy storage spring assists dismouting device |
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