CN105291048B - A kind of power circuit breaker spring dismounting device - Google Patents
A kind of power circuit breaker spring dismounting device Download PDFInfo
- Publication number
- CN105291048B CN105291048B CN201510896025.9A CN201510896025A CN105291048B CN 105291048 B CN105291048 B CN 105291048B CN 201510896025 A CN201510896025 A CN 201510896025A CN 105291048 B CN105291048 B CN 105291048B
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- China
- Prior art keywords
- seesaw
- axostylus axostyle
- spindle nose
- circuit breaker
- power circuit
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- 230000036316 preload Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 12
- 230000004308 accommodation Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Classifications
-
- 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 present invention relates to a kind of power circuit breaker spring dismounting device, including seesaw, support bar, adjusting rod；The seesaw is provided with two, and the seesaw front end is provided with pointed sword head, and the seesaw front center is provided with " u "-shaped groove, and the seesaw is provided with first through hole, and the rear end of the seesaw is provided with axostylus axostyle, and the axostylus axostyle end is provided with the first external screw thread；The support bar includes screw rod, pre-load nut, compression spring, bulb slide block, ball nut；The adjusting rod includes the joint spindle nose being located on the axostylus axostyle, the pitman being movably connected between two joint spindle nose, the joint spindle nose includes inner ring, outer ring, connecting rod, is additionally provided with for limiting the stop nut of the joint spindle nose on the first external screw thread of the axostylus axostyle end；The adjusting rod of the present invention, support bar still can be continuing with when being in larger angle of inclination with seesaw, considerably increase range of accommodation.
Description
Technical field
The present invention relates to power circuit breaker technical field, and in particular to a kind of power circuit breaker spring dismounting device.
Background technology
Application of the switch of spring-type operating mechanism type in field of power in recent years is more and more universal, this kind of opens
Complex structure is closed, part changes difficulty greatly, wherein difficult with the dismounting of spring.Cause mechanism case due to compact to design
The useless force extension spring of narrow space, dismounting spring wastes time and energy or even cannot dismantle, and conventional maintainer dismantles spring
Method is that a number of pad is filled in spring, and spring is propped up certain length, can pull down spring, but this method can be led
Spring medial and lateral discontinuity is caused, is not slightly noticed during dismounting spring that pad is easily ejected and is hurted sb.'s feelings, safety coefficient is low, and this
Method is more time-consuming, and 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 disclose a kind of novel energy-storing spring
Dismounting aid, including 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 during insertion spring unstored energy, the rear end of seesaw is provided with the silk cap into a single integrated structure with seesaw, swingle
Top silk to the silk of upper seesaw silk cap to identical, swingle bottom silk to lower seesaw silk cap silk to identical, and top with
Bottom silk is to conversely, medium position formation fulcrum type connection of the support bar to upper and lower two pieces of seesaws, support bar two ends are provided with regulation
Nut, can adjust support pole length to adapt to the spring of different length, but instrument yet suffers from problem：By described
When swingle adjusts the spacing of upper and lower seesaw, when producing angle of inclination between the swingle and the upper and lower seesaw, described
Produce between swingle and upper and lower seesaw silk cap and interfere so as to continue to adjust, between the support bar and upper and lower seesaw
Interference can be produced so as to continue to adjust, the range of accommodation of the device is very limited.
Content of the invention
The technical problem to be solved in the present invention is：In order to solve the problems, such as the prior art in above-mentioned background technology,
A kind of power circuit breaker spring dismounting device is provided, its adjusting rod, support bar still may be used when being in larger angle of inclination with seesaw
To be continuing with, range of accommodation is considerably increased.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of power circuit breaker spring dismounting device, including seesaw, support bar, adjusting rod；The seesaw is provided with two, institute
State seesaw front end and be provided with pointed sword head, the seesaw front center is provided with " u "-shaped groove, and the seesaw is provided with first through hole,
It is characterized in that：
The end face that two seesaws are located remotely from each other is located at the part of the first through hole outer and forms outer arcuate depression, and two
Seesaw end face close to each other is located at the part of first through hole outer and forms arc depression, and the rear end of the seesaw sets
There is axostylus axostyle, the axostylus axostyle end is provided with the first external screw thread；
The support bar includes the screw rod via first through hole through two seesaws, and the screw rod two ends are installed with pretension
Nut, is sequentially provided with compression spring, bulb slide block, sets on the bulb slide block from pre-load nut to seesaw direction on the screw rod
There are the first curved portions, first curved portions to abut with outer arcuate depression, the screw rod is located at the part between two seesaws
Two ball nuts are also installed with, and the ball nut is provided with the second curved portions, second curved portions and the arc
Depression is abutted；
The adjusting rod includes the joint spindle nose being located on the axostylus axostyle, the connection being movably connected between two joint spindle nose
Rod, the joint spindle nose include the inner ring with spherical outside surface being set on the axostylus axostyle, are set in having on the inner ring
The outer ring of Internal Spherical Surface, the connecting rod being located on the outer ring, two connecting rod outers form the second external screw thread and two connecting rods
On the second external screw thread in opposite direction, the pitman inwall upper/lower terminal is respectively equipped with and is engaged with second external screw thread
The second female thread, be additionally provided with the first external screw thread of the axostylus axostyle end for limiting the stop nut of the joint spindle nose.
Further, the second through hole is evenly distributed outward in the middle part of the pitman.
Further, ratchet spanner is provided with the middle part of the pitman.
Further, on the either end facet of the seesaw or upper/lower terminal face be provided with reinforcement.
Further, the reinforcement is at least provided with two, the reinforcement by the " u "-shaped groove not-go-end along described
Seesaw length direction extends to the rear end of seesaw.
Beneficial effects of the present invention：
When between the support bar and the seesaw, angle of inclination gradually increases, first curved portions are in the outer arc
Rotate in shape depression, second curved portions are rotated in arc depression, it is to avoid the support bar produces dry with seesaw
Relate to and allow to assume larger angle of inclination between the two；When between the adjusting rod and seesaw, angle of inclination gradually increases,
Rotation can be produced between the inner ring and outer ring, it is to avoid the adjusting rod is produced with seesaw interferes and allow to present between the two
Larger angle of inclination；Range of accommodation of the present utility model is greatly increased compared with prior art.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
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 portions enlarged diagram in Fig. 1.
In figure:1. seesaw, 11. pointed sword heads, 12. " u "-shaped grooves, 13. first through hole, 14a. outer arcuates are recessed, 14b.
Arc is recessed, 15. axostylus axostyles, 16. stop nuts, 17. reinforcements, 2. support bar, 21. screw rods, 22. pre-load nuts, 23. compressions
Spring, 24. bulb slide blocks, the first curved portions of 24a., 25. ball nuts, the second curved portions of 25a., 3. adjusting rod, 31a. inner rings,
31b. outer rings, 31c. connecting rods, 32. pitmans, the second through holes of 32a., 32b. ratchet spanneres.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.It should be noted that " front end " described in text,
" rear end " is corresponding with " front end " shown in Fig. 1-Fig. 2.
A kind of power circuit breaker spring dismounting device, including seesaw 1, support bar 2, adjusting rod 3；The seesaw 1 is provided with two
Only, 1 front end of the seesaw is provided with pointed sword head 11, and 1 front center of the seesaw is provided with " u "-shaped groove 12, sets on the seesaw 1
There is first through hole 13, it is characterised in that：
The end face that two seesaws 1 are located remotely from each other is located at the part of 13 outer of the first through hole and forms outer arcuate depression
14a, two end faces close to each other of seesaw 1 form arc depression 14b positioned at the part of 13 outer of first through hole, described
The rear end of seesaw 1 is provided with axostylus axostyle 15, and 15 end of the axostylus axostyle is provided with the first external screw thread；
The support bar 2 includes the screw rod 21 via first through hole 13 through two seesaws 1, and 21 two ends of the screw rod are revolved
Pre-load nut 22 is provided with, and on the screw rod 21, compression spring 23, bulb slide block is sequentially provided with from pre-load nut 22 to 1 direction of seesaw
24, the bulb slide block 24 is provided with the first curved portions 24a, and first curved portions 24a are supported with outer arcuate depression 14a
Connect, the part that the screw rod 21 is located between two seesaws 1 is also installed with two ball nuts 25, and the ball nut 25 is provided with
Second curved portions 25a, second curved portions 25a are abutted with arc depression 14b.
When between the support bar 2 and the seesaw 1, angle of inclination gradually increases, first curved portions 24a are in institute
State and rotate in outer arcuate depression 14a, second curved portions 25a are rotated in arc depression 14b, it is to avoid the support
Bar 2 is produced with seesaw 1 interferes and allows to assume larger angle of inclination between the two；
The adjusting rod 3 include the joint spindle nose 31 being located on the axostylus axostyle 15, be movably connected in two joint spindle nose 31 it
Between pitman 32, the joint spindle nose 31 includes the inner ring 31a with spherical outside surface being set on the axostylus axostyle 15, is set in
The outer ring 31b with Internal Spherical Surface, connecting rod 31c being located on the outer ring 31b on the inner ring 31a, outside two connecting rods 31c
Edge forms the second external screw thread and the second external screw thread in two connecting rods 31c is in opposite direction, and 32 inwall of the pitman is upper and lower
The second female thread being engaged with second external screw thread is respectively arranged at two ends with, on the first external screw thread of 15 end of the axostylus axostyle also
It is provided with for limiting the stop nut 16 of the joint spindle nose 31.
The joint spindle nose 31 uses part for conventional, needs the occasion for adjusting for angle between connector, when described
When angle of inclination gradually increases between adjusting rod 3 and seesaw 1, rotation can be produced between the inner ring 31a and outer ring 31b, be kept away
Exempt from the adjusting rod 3 to interfere and allow to assume larger angle of inclination between the two with the generation of seesaw 1.
General, the outer of 32 cross section of the pitman is regular polygon, is easy to use the instrument such as pliers or spanner
It is adjusted.
Further, the second through hole 32a is evenly distributed outward in the middle part of the pitman 32, it is possible to use elongate rod inserts institute
State in the second through hole 32a using the lever principle more light rotation pitman 32.
Further, ratchet spanner 32b is provided with the middle part of the pitman 32, can easily rotate the pitman 32.
Further, on the either end facet of the seesaw 1 or upper/lower terminal face be provided with reinforcement 17, the reinforcement
Muscle 17 can be effectively increased the structural strength of seesaw 1, it is to avoid 1 stress of seesaw is excessive and deforms.
Further, the reinforcement 17 is at least provided with two, not-go-end of the reinforcement 17 by the " u "-shaped groove 12
Along the rear end that 1 length direction of the seesaw extends to seesaw 1, the reinforcement 17 will not increase the thickness of 1 front end of seesaw, make institute
State pointed sword head 11 and " u "-shaped groove 12 smoothly can be inserted in spring to be dismounted.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various change and modification can be carried out entirely in the range of without departing from this invention technological thought.The technology of this invention
Property scope is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (5)
1. a kind of power circuit breaker spring dismounting device, including seesaw (1), support bar (2), adjusting rod (3)；Seesaw (1)
Two are provided with, seesaw (1) front end is provided with pointed sword head (11), seesaw (1) front center is provided with " u "-shaped groove
(12), seesaw (1) is provided with first through hole (13), it is characterised in that：
The end face that two seesaws (1) are located remotely from each other is located at the part of the first through hole (13) outer and forms outer arcuate depression
(14a), two seesaw (1) end faces close to each other form arc depression positioned at the part of first through hole (13) outer
(14b), the rear end of seesaw (1) is provided with axostylus axostyle (15), and axostylus axostyle (15) end is provided with the first external screw thread；
Support bar (2) include the screw rod (21) via first through hole (13) through two seesaws (1), the screw rod (21) two
End is installed with pre-load nut (22), is sequentially provided with compression from pre-load nut (22) to seesaw (1) direction on screw rod (21)
Spring (23), bulb slide block (24), bulb slide block (24) are provided with the first curved portions (24a), first curved portions
(24a) abut with outer arcuate depression (14a), the part that described screw rod (21) are located between two seesaws (1) is also installed with two
Ball nut (25), ball nut (25) are provided with the second curved portions (25a), the second curved portions (25a) and institute
State arc depression (14b) to abut；
Described adjusting rod (3) include the joint spindle nose (31) being located on the axostylus axostyle (15), are movably connected in two joint spindle nose
(31) pitman (32) between, described joint spindle nose (31) include be set on the axostylus axostyle (15) with spherical outside surface
Circle (31a), the outer ring (31b) with Internal Spherical Surface being set on the inner ring (31a), the company being located on the outer ring (31b)
Extension bar (31c), two connecting rods (31c) outer form the second external screw thread and the second external screw thread side in two connecting rods (31c)
To conversely, the pitman (32) inwall upper/lower terminal is respectively equipped with the second female thread for being engaged with second external screw thread,
It is additionally provided with first external screw thread of axostylus axostyle (15) end for limiting the stop nut (16) of joint spindle nose (31).
2. a kind of power circuit breaker spring dismounting device according to claim 1, it is characterised in that：Pitman (32)
Middle part is outer to be evenly distributed the second through hole (32a).
3. a kind of power circuit breaker spring dismounting device according to claim 1, it is characterised in that：Pitman (32)
Middle part is provided with ratchet spanner (32b).
4. a kind of power circuit breaker spring dismounting device according to claim 1, it is characterised in that：Seesaw (1)
On either end facet 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 characterised in that：Reinforcement (17)
At least provided with two, reinforcement (17) are extended along the seesaw (1) length direction by the not-go-end of " u "-shaped groove (12)
Rear end to seesaw (1).
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 CN105291048A (en) | 2016-02-03 |
| CN105291048B true CN105291048B (en) | 2017-03-15 |
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| 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 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483773B (en) | 2014-12-12 | 2017-09-19 | 深圳市华星光电技术有限公司 | A kind of curved surface liquid crystal display panel and preparation 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 |
| 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 |
| 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 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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
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| CN105291048A (en) | 2016-02-03 |
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