CN110491701B - Device for assembling breaker petal contact finger - Google Patents
Device for assembling breaker petal contact finger Download PDFInfo
- Publication number
- CN110491701B CN110491701B CN201910852358.XA CN201910852358A CN110491701B CN 110491701 B CN110491701 B CN 110491701B CN 201910852358 A CN201910852358 A CN 201910852358A CN 110491701 B CN110491701 B CN 110491701B
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- China
- Prior art keywords
- contact
- contact finger
- pushing cylinder
- finger spring
- spring
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- 241000446313 Lamella Species 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Circuit Breakers (AREA)
- Breakers (AREA)
Abstract
The invention discloses a breaker flower-shaped contact finger assembly device which comprises a contact valve preset bowl, a contact finger spring guide pushing cylinder, an expandable contact finger spring pushing cylinder, a contact guide rod and a contact finger spring guide rod, wherein the contact finger spring guide pushing cylinder is arranged on the contact valve preset bowl; the top surface of the contact flap preset bowl is opposite to the bottom surface of the contact finger spring guide pushing cylinder, and the expandable contact finger spring pushing cylinder can be movably sleeved on the upper parts of the contact finger spring guide pushing cylinder, the contact finger guide rod and the contact finger spring guide rod. According to the invention, the first annular spring can be assembled by matching the contact flap preset bowl, the contact finger spring guide pushing cylinder and the expandable contact finger spring pushing cylinder; the assembly of the lobed contact finger and the tooth lock ring cup of the insulating sleeve arc extinguishing chamber can be completed through the cooperation of the expandable contact finger spring pushing cylinder and the contact guide rod; the second annular spring can be assembled by expanding the contact finger spring pushing cylinder and the contact finger spring guide rod, and the device has the advantages of simplicity in operation, safety and rapidness.
Description
Technical Field
The invention relates to the technical field of assembly tools of power equipment, in particular to a device for assembling a breaker split contact finger.
Background
The double-petal contact finger is a conductive contact finger which is arranged in an SF6 tank type circuit breaker and is fixed on the outer diameter of a tooth lock ring cup of an insulating sleeve arc extinguishing chamber by a ring-shaped tension spring in a contracted mode. The conductive movable contact is inserted, the conductive split contact finger is opened, and the conductive split contact finger is closed when the conductive movable contact is disconnected (such as a conductive opening and closing simulation diagram of the LW3-SF6 circuit breaker). At present, the spring and the contact flap are assembled by workers through screwdrivers, hands and the like, so that the contact flap is easy to deform or scratch, and the fittings are easy to be scratched or broken due to uneven force or overlarge force when the spring is assembled; the original installation mode is long in time and low in installation efficiency.
Disclosure of Invention
The invention aims to provide a device for assembling a breaker petal contact finger, which is simple, safe and quick to operate.
In order to achieve the above object, the technical solution of the present invention is:
the invention relates to a breaker flower-shaped contact finger assembling device which comprises a contact valve preset bowl, a contact finger spring guide pushing cylinder, an expandable contact finger spring pushing cylinder, a contact guide rod and a contact finger spring guide rod, wherein the contact finger spring guide pushing cylinder is arranged on the contact valve preset bowl;
the top surface of the contact flap preset bowl is opposite to the bottom surface of the contact finger spring guide pushing cylinder, and an assembly space for sleeving the contact flap is formed between the contact flap preset bowl and the contact finger spring guide pushing cylinder; the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact finger spring guiding cylinder to sleeve the first annular spring on the inner side of the petal contact finger, the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact guide rod to sleeve the petal contact finger in the central hole of the tooth lock ring cup of the insulating sleeve arc extinguishing chamber, and the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact finger spring guide rod to sleeve the second annular spring on the outer side of the petal contact finger.
The top surface of the contact flap preset bowl is provided with an annular groove for inserting the lower ends of a plurality of contact flaps; the bottom surface of the contact finger spring guide pushing cylinder is provided with a circular sinking groove for sleeving the tops of the contact petals, and the upper part of the contact finger spring guide pushing cylinder is provided with a conical column for sleeving the first annular spring.
The expandable contact finger spring propelling cylinder consists of a plurality of cylinder petals and more than two clamping rings; the side walls of the cylinder petals are sequentially abutted to form a cylindrical body with a horn mouth at the lower part, and more than two clamping rings are fixedly sleeved on the upper parts of the cylinder petals and fix the cylinder petals, so that the cylinder petals can be opened.
The contact guide rod and the contact spring guide rod are tapered columns.
The invention relates to an assembly method of a breaker petal contact finger, which comprises the following steps:
(1) The contact flap preset bowl is used for presetting contact flaps, putting the whole set of contact flaps in the contact flap preset bowl and fixing the contact flaps by using a contact finger spring guide pushing cylinder;
(2) Sleeving a first annular spring on the upper part of a contact finger spring guide pushing cylinder, and pushing the first annular spring to a groove on the inner side of a contact flap along the contact finger spring guide pushing cylinder by using an expandable contact finger spring pushing cylinder to fix the first annular spring, so as to manufacture a petal contact finger with the first annular spring;
(3) Placing a contact guide rod in a central hole of a tooth lock ring cup of an arc extinguishing chamber of the insulating sleeve, and placing a petal contact finger sleeved with a first annular spring on the contact guide rod; pushing the split contact fingers into clamping grooves of a tooth lock ring cup of an arc extinguishing chamber of the insulating sleeve by using an expandable contact finger spring pushing cylinder, taking out a contact guide rod, placing the contact finger spring guide rod and simultaneously folding the split contact fingers;
(4) And (3) placing the second annular spring, pushing the second annular spring into a groove at the outer side of the petal contact finger by using an expandable contact finger spring pushing cylinder, and withdrawing the contact finger spring guide rod to complete the assembly of the whole petal contact finger.
After the scheme is adopted, the first annular spring can be assembled by matching the contact flap preset bowl, the contact finger spring guide pushing cylinder, the expandable contact finger spring pushing cylinder, the contact guide rod and the contact finger spring guide rod; the assembly of the lobed contact finger and the tooth lock ring cup of the insulating sleeve arc extinguishing chamber can be completed through the cooperation of the expandable contact finger spring pushing cylinder and the contact guide rod; the second annular spring can be assembled by expanding the contact finger spring pushing cylinder and the contact finger spring guide rod, and the assembly method has the advantages of being simple in operation, safe and quick, and can be completed by only one person, so that the assembly efficiency is improved, and the contact valve and the spring cannot be damaged in the assembly process.
The invention will be further described with reference to the drawings and the specific examples.
Drawings
FIG. 1 is a front view of the contact flap preset bowl and contact finger spring guide sleeve of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an exploded perspective view of the contact lobe preset bowl and contact finger spring guide sleeve of the present invention;
FIG. 4 is a cross-sectional view of the contact lobe preset bowl, the contact spring push-on cartridge, and the expandable contact spring push-on cartridge of the present invention;
FIG. 5 is an isometric view of a first step in the assembly of the first annular spring of the present invention;
FIG. 6 is an isometric view of a second step in the assembly of the first annular spring of the present invention;
FIG. 7 is an isometric view of a third step in the assembly of the first annular spring of the present invention;
FIG. 8 is an isometric view of a first ring spring mounted on a petal finger according to the present invention;
fig. 9 is an isometric view of a first step of the present invention in pushing a lobed contact finger into an insulating sleeve arc chute tooth ring cup;
fig. 10 is an isometric view of a second step of the present invention of pushing a lobed finger into an insulating sleeve arc chute tooth ring cup;
FIG. 11 is an isometric view of a third step of the present invention of pushing a lobed finger into an insulating sleeve arc chute tooth ring cup;
fig. 12 is an isometric view of a fourth step of the present invention pushing a lobed finger into an insulating sleeve arc chute tooth ring cup;
FIG. 13 is an isometric view of the present invention at a first step in the assembly of a second annular spring;
FIG. 14 is an isometric view of a second step in the present invention of assembling a second annular spring;
fig. 15 is an isometric view of a third step in the present invention of assembling a second annular spring.
Detailed Description
As shown in fig. 3, 10 and 14, the invention relates to a breaker petal contact finger assembly device, which comprises a contact petal preset bowl 1, a contact finger spring guide pushing cylinder 2, an expandable contact finger spring pushing cylinder 3, a contact finger guide rod 4 and a contact finger spring guide rod 5.
The top surface of the contact flap preset bowl 1 is opposite to the bottom surface of the contact finger spring guide pushing cylinder 2, and an assembly space for sleeving the contact flap 10 is formed between the contact flap preset bowl 1 and the contact finger spring guide pushing cylinder 2; the expandable contact finger spring pushing cylinder 3 can be movably sleeved on the upper part of the contact finger spring guiding cylinder 2 to sleeve the first annular spring 20 on the inner side of the petal contact finger 30, the expandable contact finger spring pushing cylinder 3 can be movably sleeved on the upper part of the contact guide rod 4 to sleeve the petal contact finger 30 in the central hole of the insulating sleeve arc extinguishing chamber tooth locking ring cup 40, and the expandable contact finger spring pushing cylinder 3 can be movably sleeved on the upper part of the contact finger spring guiding rod 5 to sleeve the second annular spring 50 on the outer side of the petal contact finger 30.
As shown in fig. 1-3, the top surface of the contact flap preset bowl 1 is provided with an annular groove 11 for inserting the lower ends of a plurality of contact flaps 10; the bottom surface of the finger spring guide pushing cylinder 2 is provided with a circular sinking groove 21 for sleeving the tops of the contact petals 10, and the upper part of the finger spring guide pushing cylinder 2 is provided with a conical column for sleeving the first annular spring 20.
As shown in fig. 4 and 5, the expandable finger spring pushing cylinder 3 consists of a plurality of cylinder petals 31 and three clamping rings 32; the side walls of the plurality of barrel valves 31 are sequentially abutted to form a cylindrical body with a horn mouth at the lower part, and the three clamping rings 32 are fixedly sleeved on the upper parts of the plurality of barrel valves 31 and fix the plurality of barrel valves 31, so that the plurality of barrel valves 31 can be opened.
The contact finger guide rod 4 and the contact finger spring guide rod 5 are conical columns.
The invention relates to an assembly method of a breaker petal contact finger, which comprises the following steps:
(1) As shown in fig. 2 and 3, a contact flap preset bowl 1 is used for presetting contact flaps, a whole set of contact flaps 10 are placed in the contact flap preset bowl 1, and are fixed by a contact finger spring guide pushing cylinder 2;
(2) As shown in fig. 5-8, the first annular spring 20 is sleeved on the upper part of the finger spring guiding and pushing cylinder 2, the expandable finger spring pushing cylinder 3 is used for pushing the first annular spring 20 to the groove on the inner side of the contact flap 10 along the finger spring guiding and pushing cylinder 2 to fix the first annular spring 20, and a petal-shaped contact finger 30 with the first annular spring 20 is manufactured;
(3) As shown in fig. 9-12, the contact finger guide rod 4 is placed in the central hole of the tooth lock ring cup 40 of the arc extinguishing chamber of the insulating sleeve, and the lobed contact finger 30 sleeved with the first annular spring 20 is placed on the contact finger guide rod 4; the expandable contact finger spring pushing cylinder 4 is used for pushing the petal contact finger 30 into the clamping groove of the tooth lock ring cup 40 of the insulating sleeve arc extinguishing chamber and taking out the contact finger guide rod 4, and the contact finger spring guide rod 5 is placed while the petal contact finger 30 is folded;
(4) As shown in fig. 13-15, the second annular spring 50 is placed, the expandable finger spring pushing cylinder 3 is used to push the second annular spring 50 into the groove on the outer side of the petal-shaped finger 30, and the finger spring guide rod 5 is withdrawn, so that the whole petal-shaped finger 30 is assembled.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, i.e., the equivalent changes and modifications to the invention as described in the claims and specification should be considered as falling within the scope of the invention.
Claims (1)
1. The utility model provides a circuit breaker lamella touches and indicates assembly quality which characterized in that: the contact valve comprises a contact valve preset bowl, a contact finger spring guide pushing cylinder, an expandable contact finger spring pushing cylinder, a contact finger guide rod and a contact finger spring guide rod;
the top surface of the contact flap preset bowl is opposite to the bottom surface of the contact finger spring guide pushing cylinder, and an assembly space for sleeving the contact flap is formed between the contact flap preset bowl and the contact finger spring guide pushing cylinder; the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact finger spring guiding cylinder to sleeve the first annular spring on the inner side of the petal contact finger, the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact guide rod to sleeve the petal contact finger in the central hole of the tooth lock ring cup of the insulating sleeve arc extinguishing chamber, the expandable contact finger spring pushing cylinder can be movably sleeved on the upper part of the contact finger spring guide rod to sleeve the second annular spring on the outer side of the petal contact finger;
the top surface of the contact flap preset bowl is provided with an annular groove for inserting the lower ends of a plurality of contact flaps; the bottom surface of the contact finger spring guide pushing cylinder is provided with a circular sinking groove for sleeving the tops of the contact petals, and the upper part of the contact finger spring guide pushing cylinder is provided with a conical column for sleeving the first annular spring;
the expandable contact finger spring propelling cylinder consists of a plurality of cylinder petals and more than two clamping rings; the side walls of the cylinder petals are sequentially abutted to form a cylindrical body with a horn mouth at the lower part, and more than two clamping rings are fixedly sleeved on the upper parts of the cylinder petals and fix the cylinder petals so that the cylinder petals can be opened;
the contact guide rod and the contact spring guide rod are tapered columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910852358.XA CN110491701B (en) | 2019-09-09 | 2019-09-09 | Device for assembling breaker petal contact finger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910852358.XA CN110491701B (en) | 2019-09-09 | 2019-09-09 | Device for assembling breaker petal contact finger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110491701A CN110491701A (en) | 2019-11-22 |
| CN110491701B true CN110491701B (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910852358.XA Active CN110491701B (en) | 2019-09-09 | 2019-09-09 | Device for assembling breaker petal contact finger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110491701B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112310697B (en) * | 2020-10-28 | 2022-02-08 | 上海韵连电气科技有限公司 | Pole structure of high-low voltage connector |
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| CN201601033U (en) * | 2009-09-03 | 2010-10-06 | 闫淼江 | Finger-type contact component for high-voltage insulation switch |
| CN201752879U (en) * | 2010-07-20 | 2011-03-02 | 中国航空工业集团公司洛阳电光设备研究所 | Auxiliary assembly tool |
| CN102496831A (en) * | 2011-11-25 | 2012-06-13 | 中电装备东芝（常州）变压器有限公司 | Contact finger socket assembly tooling and assembly method thereof |
| CN102779691A (en) * | 2012-07-05 | 2012-11-14 | 河南平高电气股份有限公司 | Contact finger spring assembly tooling |
| CN203325787U (en) * | 2013-06-29 | 2013-12-04 | 山东兴驰高压开关有限公司 | Conducting rod connection structure for GIS |
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| CN106960755A (en) * | 2017-04-05 | 2017-07-18 | 平高集团有限公司 | A kind of contact system and the monopole arc-chutes and on-load switch using the contact system |
| CN108168430A (en) * | 2017-12-29 | 2018-06-15 | 河南平高电气股份有限公司 | A kind of fingertip detecting tool |
| CN210443460U (en) * | 2019-09-09 | 2020-05-01 | 德基申（厦门）电气有限公司 | Breaker petal contact finger assembling device |
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2019
- 2019-09-09 CN CN201910852358.XA patent/CN110491701B/en active Active
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|---|---|---|---|---|
| CN201601033U (en) * | 2009-09-03 | 2010-10-06 | 闫淼江 | Finger-type contact component for high-voltage insulation switch |
| CN201752879U (en) * | 2010-07-20 | 2011-03-02 | 中国航空工业集团公司洛阳电光设备研究所 | Auxiliary assembly tool |
| CN102496831A (en) * | 2011-11-25 | 2012-06-13 | 中电装备东芝（常州）变压器有限公司 | Contact finger socket assembly tooling and assembly method thereof |
| CN102779691A (en) * | 2012-07-05 | 2012-11-14 | 河南平高电气股份有限公司 | Contact finger spring assembly tooling |
| CN203325787U (en) * | 2013-06-29 | 2013-12-04 | 山东兴驰高压开关有限公司 | Conducting rod connection structure for GIS |
| CN105719868A (en) * | 2016-03-31 | 2016-06-29 | 河南平高电气股份有限公司 | Contact finger spring assembly tool and expansion mechanism thereof |
| CN105720507A (en) * | 2016-03-31 | 2016-06-29 | 河南平高电气股份有限公司 | Contact finger spring assembly tool |
| CN106960755A (en) * | 2017-04-05 | 2017-07-18 | 平高集团有限公司 | A kind of contact system and the monopole arc-chutes and on-load switch using the contact system |
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| Publication number | Publication date |
|---|---|
| CN110491701A (en) | 2019-11-22 |
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