CN105291048A - Electric breaker spring disassembly device - Google Patents
Electric breaker spring disassembly device Download PDFInfo
- Publication number
- CN105291048A CN105291048A CN201510896025.9A CN201510896025A CN105291048A CN 105291048 A CN105291048 A CN 105291048A CN 201510896025 A CN201510896025 A CN 201510896025A CN 105291048 A CN105291048 A CN 105291048A
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- CN
- China
- Prior art keywords
- seesaw
- rod
- turning plates
- axostylus axostyle
- breaker spring
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention relates to an electric breaker spring disassembly device. The electric breaker spring disassembly device comprises turning plates, a support rod and an adjusting rod, wherein two turning plates are provided; sharp edges are arranged at the front ends of the turning plates; U-shaped grooves are formed in the middle parts of the front ends of the turning plates; first through holes are formed in the turning plates; shaft rods are arranged at the back ends of the turning plates; first external threads are arranged at the tail ends of the shaft rods; the support rod comprises a screw rod, a pretightening nut, a compression spring, a bulb slide block and a bulb nut; the adjusting rod comprises joint shaft heads arranged on the shaft rod, and a connecting rod movably connected between two joint shaft heads; the joint shaft heads comprise inner rings, outer rings and connecting rods; and the first external threads at the tail ends of the shaft rods are provided with limiting nuts for limiting the joint shaft heads. When the turning plates have larger inclined angles with the adjusting rod and the support rod, the adjusting rod and the support rod still can be continuously used, so that the adjusting range is largely widened.
Description
Technical field
The present invention relates to power circuit breaker technical field, be specifically related to a kind of power circuit breaker spring dismounting device.
Background technology
The application of the switch of spring-type operating mechanism type in field of power is in recent years more and more general, and this kind of construction of switch is complicated, and it is large that part changes difficulty, wherein difficult with the dismounting of spring.The narrow space of mechanism case useless force extension spring is caused due to compact to design, dismounting spring is wasted time and energy and even cannot be dismantled, maintainer dismantled spring method is in the past that the pad of some is filled in spring, spring is propped up certain length, spring can be pulled down, but this method can cause spring medial and lateral discontinuity, slightly do not notice during dismounting spring that pad easily ejects to hurt sb.'s feelings, safety coefficient is low, and the method is comparatively time-consuming, the bomb disposal spring time is also longer than changing damage part time.
Applying date 2014.03.23, the patent document of application number 201420130695.0 discloses a kind of novel energy-storing spring dismounting aid, comprise two pieces of seesaws, a swingle and a support bar, the front end of seesaw is provided with flat cutting edge and U-shaped opening, to facilitate gap when inserting spring unstored energy, the rear end of seesaw is provided with the silk cap into a single integrated structure with seesaw, the top silk of swingle to the silk of upper seesaw silk cap to identical, swingle bottom silk to lower seesaw silk cap silk to identical, and top and bottom silk are to contrary, support bar forms fulcrum type to the medium position of upper and lower two pieces of seesaws and connects, support bar two ends are provided with adjusting nut, support bar length can be adjusted to adapt to the spring of different length, but still there is problem in instrument: regulated by described swingle, during the spacing of lower seesaw, described swingle and described on, when producing angle of inclination between lower seesaw, described swingle and upper, produce between lower seesaw silk cap and interfere thus can not continue to regulate, described support bar and upper, also can produce between lower seesaw and interfere thus can not continue to regulate, the adjustable range of this device is very limited.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the prior art Problems existing in above-mentioned background technology, a kind of power circuit breaker spring dismounting device is provided, its adjusting rod, support bar still can continue to use when being larger angle of inclination with seesaw, considerably increase adjustable range.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of power circuit breaker spring dismounting device, comprises seesaw, support bar, adjusting rod; Described seesaw is provided with two, and described seesaw front end is provided with pointed sword head, and described seesaw front center is provided with " U " connected in star, and described seesaw is provided with the first through hole, it is characterized in that:
Two seesaws mutually away from the end face part that is positioned at described first through hole outer all form outer arcuate depression, the part that two seesaws end face close to each other is positioned at the first through hole outer all forms arc depression, the rear end of described seesaw is provided with axostylus axostyle, and described axostylus axostyle end is provided with the first external screw thread;
Described support bar comprises the screw rod running through two seesaws via the first through hole, described screw rod two ends are all installed with pre-load nut, described screw rod is provided with Compress Spring, bulb slide block from pre-load nut successively to seesaw direction, described bulb slide block is provided with the first curved portions of arc, described first curved portions caves in described outer arcuate and abuts, the part of described screw rod between two seesaws is also installed with two ball nut, described ball nut is provided with the second curved portions, and described second curved portions caves in described arc and abuts;
Described adjusting rod comprises the joint spindle nose be located on described axostylus axostyle, be movably connected in the pitman between two joint spindle nose, described joint spindle nose comprises the inner ring with spherical outside surface be set on described axostylus axostyle, be set in the outer ring with Internal Spherical Surface on described inner ring, be located at the connecting rod on described outer ring, two connecting rod outers all form the second external screw thread and the second external screw thread direction on two connecting rods is contrary, on described pitman inwall, lower two ends are respectively equipped with the second internal thread matched with described second external screw thread, first external screw thread of described axostylus axostyle end is also provided with the stop nut for limiting described joint spindle nose.
Further, outer circumferentially uniform second through hole in the middle part of described pitman.
Further, ratchet spanner is provided with in the middle part of described pitman.
Further, on arbitrary end face of described seesaw or upper/lower terminal face be provided with reinforcement.
Further, described reinforcement is at least provided with two, and described reinforcement is extended to the rear end of seesaw along described seesaw length direction by the not-go-end of described " U " connected in star.
Beneficial effect of the present invention:
When between described support bar and described seesaw, angle of inclination increases gradually, described first curved portions is rotated in described outer arcuate depression, described second curved portions is rotated in described arc depression, avoids described support bar and seesaw to produce and interferes and allow to present larger angle of inclination between the two; When angle of inclination increases gradually between described adjusting rod and seesaw, between described inner ring and outer ring, can rotation be produced, avoid described adjusting rod and seesaw to produce and interfere and allow to present larger angle of inclination between the two; Adjustable range of the present invention comparatively prior art increases greatly.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the sectional view of an embodiment of the present invention.
Fig. 2 is the structural representation of an embodiment of the present invention.
Fig. 3 is the structural representation of seesaw of the present invention.
Fig. 4 is A portion enlarged diagram in Fig. 1.
In figure: 1. seesaw, 11. pointed sword heads, 12. " U " connected in star, 13. first through holes, 14a. outer arcuate caves in, and 14b. arc caves in, 15. axostylus axostyles, 16. stop nuts, 17. reinforcements, 2. support bar, 21. screw rods, 22. pre-load nuts, 23. Compress Springs, 24. bulb slide blocks, 24a. first curved portions, 25. ball nut, 25a. second curved portions, 3. adjusting rod, 31a. inner ring, 31b. outer ring, 31c. connecting rod, 32. pitmans, 32a. second through hole, 32b. ratchet spanner.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.It should be noted that, " front end " described in literary composition, " rear end " are corresponding with " front end " shown in Fig. 1-Fig. 2.
A kind of power circuit breaker spring dismounting device, comprises seesaw 1, support bar 2, adjusting rod 3; Described seesaw 1 is provided with two, and described seesaw 1 front end is provided with pointed sword head 11, and described seesaw 1 front center is provided with " U " connected in star 12, and described seesaw 1 is provided with the first through hole 13, it is characterized in that:
Two seesaws 1 mutually away from the end face part that is positioned at described first through hole 13 outer all form outer arcuate depression 14a, the part that two seesaws 1 end face close to each other is positioned at the first through hole 13 outer all forms arc depression 14b, the rear end of described seesaw 1 is provided with axostylus axostyle 15, and described axostylus axostyle 15 end is provided with the first external screw thread;
Described support bar 2 comprises the screw rod 21 running through two seesaws 1 via the first through hole 13, described screw rod 21 two ends are all installed with pre-load nut 22, described screw rod 21 is provided with Compress Spring 23 from pre-load nut 22 successively to seesaw 1 direction, bulb slide block 24, described bulb slide block 24 is provided with the first curved portions 24a of arc, described first curved portions 24a and the described outer arcuate 14a that caves in abuts, the part of described screw rod 21 between two seesaws 1 is also installed with two ball nut 25, described ball nut 25 is provided with the second curved portions 25a, described second curved portions 25a and the described arc 14b that caves in abuts.
When between described support bar 2 and described seesaw 1, angle of inclination increases gradually, described first curved portions 24a rotates in described outer arcuate depression 14a, described second curved portions 25a rotates in described arc depression 14b, avoids described support bar 2 to produce with seesaw 1 and interferes and allow to present larger angle of inclination between the two;
Described adjusting rod 3 comprises the joint spindle nose 31 be located on described axostylus axostyle 15, be movably connected in the pitman 32 between two joint spindle nose 31, described joint spindle nose 31 comprises the inner ring 31a with spherical outside surface be set on described axostylus axostyle 15, be set in the outer ring 31b with Internal Spherical Surface on described inner ring 31a, be located at the connecting rod 31c on described outer ring 31b, two connecting rod 31c outers all form the second external screw thread and the second external screw thread direction on two connecting rod 31c is contrary, on described pitman 32 inwall, lower two ends are respectively equipped with the second internal thread matched with described second external screw thread, first external screw thread of described axostylus axostyle 15 end is also provided with the stop nut 16 for limiting described joint spindle nose 31.
Described joint spindle nose 31 is conventional use parts, the occasion regulated is needed for angle between connector, when between described adjusting rod 3 and seesaw 1, angle of inclination increases gradually, can rotation be produced between described inner ring 31a and outer ring 31b, avoid described adjusting rod 3 to produce with seesaw 1 and interfere and allow to present larger angle of inclination between the two.
General, the outer of described pitman 32 cross section is regular polygon, and the instruments such as pliers easy to use or spanner regulate.
Further, outer circumferentially uniform second through hole 32a in the middle part of described pitman 32, can use elongate rod to insert the described pitman 32 of rotation utilizing lever principle comparatively light in described second through hole 32a.
Further, in the middle part of described pitman 32, be provided with ratchet spanner 32b, described pitman 32 can be rotated easily.
Further, on arbitrary end face of described seesaw 1 or upper/lower terminal face be provided with reinforcement 17, described reinforcement 17 effectively can increase the structural strength of seesaw 1, avoids seesaw 1 stressed excessive and be out of shape.
Further, described reinforcement 17 is at least provided with two, described reinforcement 17 is extended to the rear end of seesaw 1 along described seesaw 1 length direction by the not-go-end of described " U " connected in star 12, described reinforcement 17 can not increase the thickness of seesaw 1 front end, described pointed sword head 11 and " U " connected in star 12 can be inserted smoothly and treat in dismounting spring.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (5)
1. a power circuit breaker spring dismounting device, comprises seesaw (1), support bar (2), adjusting rod (3); Described seesaw (1) is provided with two, described seesaw (1) front end is provided with pointed sword head (11), described seesaw (1) front center is provided with " U " connected in star (12), described seesaw (1) is provided with the first through hole (13), it is characterized in that:
Two seesaws (1) mutually away from the end face part that is positioned at described first through hole (13) outer all form outer arcuate depression (14a), the part that the end face that two seesaws (1) are close to each other is positioned at the first through hole (13) outer all forms arc depression (14b), the rear end of described seesaw (1) is provided with axostylus axostyle (15), and described axostylus axostyle (15) end is provided with the first external screw thread;
Described support bar (2) comprises the screw rod (21) running through two seesaws (1) via the first through hole (13), described screw rod (21) two ends are all installed with pre-load nut (22), described screw rod (21) is provided with Compress Spring (23) from pre-load nut (22) successively to seesaw (1) direction, bulb slide block (24), described bulb slide block (24) is provided with first curved portions (24a) of arc, described first curved portions (24a) cave in described outer arcuate (14a) abut, described screw rod (21) part be positioned between two seesaws (1) is also installed with two ball nut (25), described ball nut (25) is provided with the second curved portions (25a), described second curved portions (25a) cave in described arc (14b) abut,
Described adjusting rod (3) comprises the joint spindle nose (31) be located on described axostylus axostyle (15), be movably connected in the pitman (32) between two joint spindle nose (31), described joint spindle nose (31) comprises the inner ring (31a) with spherical outside surface be set on described axostylus axostyle (15), be set in the outer ring (31b) with Internal Spherical Surface on described inner ring (31a), be located at the connecting rod (31c) on described outer ring (31b), two connecting rods (31c) outer all forms the second external screw thread and the second external screw thread direction on two connecting rods (31c) is contrary, on described pitman (32) inwall, lower two ends are respectively equipped with the second internal thread matched with described second external screw thread, first external screw thread of described axostylus axostyle (15) end is also provided with the stop nut (16) for limiting described joint spindle nose (31).
2. a kind of power circuit breaker spring dismounting device according to claim 1, is characterized in that: outer circumferentially uniform second through hole (32a) in described pitman (32) middle part.
3. a kind of power circuit breaker spring dismounting device according to claim 1, is characterized in that: described pitman (32) middle part is provided with ratchet spanner (32b).
4. a kind of power circuit breaker spring dismounting device according to claim 1, is characterized in that: on arbitrary end face of described seesaw (1) or upper/lower terminal face be provided with reinforcement (17).
5. a kind of power circuit breaker spring dismounting device according to claim 4, it is characterized in that: described reinforcement (17) is at least provided with two, described reinforcement (17) is extended to the rear end of seesaw (1) along described seesaw (1) length direction by the not-go-end of described " U " connected in star (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510896025.9A CN105291048B (en) | 2015-12-07 | 2015-12-07 | A kind of power circuit breaker spring dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510896025.9A CN105291048B (en) | 2015-12-07 | 2015-12-07 | A kind of power circuit breaker spring dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105291048A true CN105291048A (en) | 2016-02-03 |
| CN105291048B CN105291048B (en) | 2017-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510896025.9A Expired - Fee Related CN105291048B (en) | 2015-12-07 | 2015-12-07 | A kind of power circuit breaker spring dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105291048B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9684210B2 (en) | 2014-12-12 | 2017-06-20 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Curved liquid crystal display panel and manufacturing method thereof |
| CN109465782A (en) * | 2018-08-31 | 2019-03-15 | 国家电网有限公司 | A kind of trolley type breaker energy storage spring attaching/detaching apparatus and method |
| CN109986498A (en) * | 2019-03-28 | 2019-07-09 | 国网江苏省电力有限公司常州供电分公司 | 10kV central cabinet circuit breaker energy-stored spring dismantling device |
| CN111070163A (en) * | 2019-11-15 | 2020-04-28 | 国网浙江省电力有限公司衢州供电公司 | Handcart switch spring assembly and disassembly tools |
| CN114800389A (en) * | 2022-04-07 | 2022-07-29 | 国网江苏省电力有限公司宝应县供电分公司 | Adjustable vacuum circuit breaker energy storage spring assembling and disassembling tool |
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| KR101173765B1 (en) * | 2010-07-15 | 2012-08-13 | 한전케이피에스 주식회사 | Disassembly or Assembly Device for a Valve Spring |
| TWI393613B (en) * | 2012-01-20 | 2013-04-21 | Cosda Manu Facturing Company | Valve spring detachment assembly |
| CN202922537U (en) * | 2012-11-12 | 2013-05-08 | 冀北电力有限公司秦皇岛电力公司 | Dismantling tool for energy storage spring of breaker |
| CN104097183A (en) * | 2014-06-25 | 2014-10-15 | 国家电网公司 | Device for assembling and disassembling spring of circuit breaker |
| CN204190235U (en) * | 2014-10-30 | 2015-03-04 | 国家电网公司 | A kind of dismantling device for isolating switch fastening spring |
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2015
- 2015-12-07 CN CN201510896025.9A patent/CN105291048B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101173765B1 (en) * | 2010-07-15 | 2012-08-13 | 한전케이피에스 주식회사 | Disassembly or Assembly Device for a Valve Spring |
| TWI393613B (en) * | 2012-01-20 | 2013-04-21 | Cosda Manu Facturing Company | Valve spring detachment assembly |
| CN202922537U (en) * | 2012-11-12 | 2013-05-08 | 冀北电力有限公司秦皇岛电力公司 | Dismantling tool for energy storage spring of breaker |
| CN104097183A (en) * | 2014-06-25 | 2014-10-15 | 国家电网公司 | Device for assembling and disassembling spring of circuit breaker |
| CN204190235U (en) * | 2014-10-30 | 2015-03-04 | 国家电网公司 | A kind of dismantling device for isolating switch fastening spring |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9684210B2 (en) | 2014-12-12 | 2017-06-20 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Curved liquid crystal display panel and manufacturing method thereof |
| CN109465782A (en) * | 2018-08-31 | 2019-03-15 | 国家电网有限公司 | A kind of trolley type breaker energy storage spring attaching/detaching apparatus and method |
| CN109986498A (en) * | 2019-03-28 | 2019-07-09 | 国网江苏省电力有限公司常州供电分公司 | 10kV central cabinet circuit breaker energy-stored spring dismantling device |
| CN109986498B (en) * | 2019-03-28 | 2023-06-13 | 国网江苏省电力有限公司常州供电分公司 | 10kV centrally installed switchgear breaker energy storage spring dismounting tool |
| CN111070163A (en) * | 2019-11-15 | 2020-04-28 | 国网浙江省电力有限公司衢州供电公司 | Handcart switch spring assembly and disassembly tools |
| CN114800389A (en) * | 2022-04-07 | 2022-07-29 | 国网江苏省电力有限公司宝应县供电分公司 | Adjustable vacuum circuit breaker energy storage spring assembling and disassembling tool |
| CN114800389B (en) * | 2022-04-07 | 2024-01-26 | 国网江苏省电力有限公司宝应县供电分公司 | Adjustable vacuum circuit breaker energy storage spring assembling and disassembling tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105291048B (en) | 2017-03-15 |
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