CN107680837A - A kind of new cambered surface suitable for break group contacts left and right contact strip - Google Patents

A kind of new cambered surface suitable for break group contacts left and right contact strip Download PDF

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Publication number
CN107680837A
CN107680837A CN201711074092.8A CN201711074092A CN107680837A CN 107680837 A CN107680837 A CN 107680837A CN 201711074092 A CN201711074092 A CN 201711074092A CN 107680837 A CN107680837 A CN 107680837A
Authority
CN
China
Prior art keywords
contact
main body
jaw
shaft end
collector ring
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.)
Pending
Application number
CN201711074092.8A
Other languages
Chinese (zh)
Inventor
唐玲
王刚
杨传华
张黎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xi'an Crystal Sino German Railway Electric Co Ltd
Original Assignee
Xi'an Crystal Sino German Railway Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xi'an Crystal Sino German Railway Electric Co Ltd filed Critical Xi'an Crystal Sino German Railway Electric Co Ltd
Priority to CN201711074092.8A priority Critical patent/CN107680837A/en
Publication of CN107680837A publication Critical patent/CN107680837A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/58Electric connections to or between contacts; Terminals
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/58Electric connections to or between contacts; Terminals
    • H01H2001/5883Electric connections to or between contacts; Terminals the extension of the contact being crimped around a wire

Abstract

The invention discloses a kind of new cambered surface suitable for break group to contact left and right contact strip, the side of contact main body is provided with movable contact collector ring, contact main body is made up of shaft end, mainboard and contact jaw, shaft end, mainboard and contact jaw integrative-structure, mainboard is arranged between shaft end and contact jaw, mounting groove is offered at the center of shaft end, one end of shaft end is provided through terminal mounting hole, and contact salient point is set in the outer surface equi-spaced apart of contact jaw;This is applied to the new cambered surface contact left and right contact strip of break group, the contact jaw of contact main body directly contacts with movable contact collector ring, contact jaw can be properly holding movable contact collector ring and produce good power effect, contact main body is with movable contact collector ring when high-frequency contacts, also be at high abrasion, high intensity good working state in, continue contact main body and the service life of movable contact collector ring in the lump, improve security performance.

Description

A kind of new cambered surface suitable for break group contacts left and right contact strip
Technical field
The present invention relates to field of electromechanical technology, specially a kind of new cambered surface suitable for break group contacts left and right contact Piece.
Background technology
In electromechanical interlock particularly track signal running, by way of or turn line around vehicle operation rely on one kind open The signal in logical direction, it is to be realized by the action of the break group on electric point machine and the movable contact group of matching etc., is this The operation of sound contact, which is not only in that in structural behaviour and service life, has higher requirement, while also resides in and adapt to various evils The most long safety work used can be reached in bad environment, but in the prior art, the mode of operation of sound contact switch group The left and right contact strip that its break is typically process using beryllium-bronze or phosphor-copper, left and right contact strip are divided to inside and outside two different shapes Contact strip, its inner sheet is primarily used to carry out linear contact lay energization with movable contact collector ring, and outer plate is then subject to strengthening action, Because piece contact with taking turns belongs to linear contact lay, therefore its contact resistance is big, is also easy to produce electric arc, poor safety performance, and service life is short The shortcomings of, meanwhile, break device is to be processed into left and right contact strip with phosphorus bronze sheet, and device uses linear contact lay form with collector ring, The defects of contact resistance is big, is also easy to produce electric arc be present has a strong impact on safety work, also, left and right contact strip is all with movable contact Motion forms linear contact and produced and moves forward and backward with static contact fingers, and the abrasion of so both contact strips is big, and there is a large amount of Potential safety hazard, easily produce loose contact, influence signal transmission, and lead to great security incident.
The content of the invention
It is an object of the invention to provide a kind of new cambered surface suitable for break group to contact left and right contact strip, possesses and connects Stable, the characteristics of security performance protrudes is touched, solves the problems of the prior art.
To achieve the above object, the present invention provides following technical scheme:A kind of new cambered surface suitable for break group connects Left and right contact strip is touched, including contact main body, the side of the contact main body are provided with movable contact collector ring, contact main body is to erecting The upper and lower ends in movable contact collector ring are put, contact main body is made up of shaft end, mainboard and contact jaw, and the shaft end, mainboard are with connecing Contravention integrative-structure, mainboard are arranged between shaft end and contact jaw, and the both ends of the mainboard are fixed with shaft end and contact jaw respectively Connection, offers mounting groove at the center of shaft end, and one end of the shaft end is provided through terminal mounting hole, between the contact jaw Every the side for being arranged on shaft end, the outer surface of contact jaw sets contact salient point, and the contact salient point is in outer surface of contact jaw etc. Away from interval setting, the bottom of contact salient point is fixedly connected with the outer surface of contact jaw.
Preferably, the outer surface clamping of the movable contact collector ring has two groups of shape identical contact main bodys.
Preferably, the contact main body, which is superconducted using super abrasive high intensity and carries the copper material of self-lubricating, passes through presser Skill one-shot forming, contact main body are handled by integral insulation.
Preferably, the mainboard is planar plate types in uniform thickness, and contact jaw is arc.
Preferably, the contact salient point is in the uniform arrangement in the outer surface of contact jaw and rectangular array form.
Preferably, the terminal mounting hole is vertical with mounting groove antarafacial, and the diameter dimension of terminal mounting hole is 5.45mm- 5.55mm。
Compared with prior art, beneficial effects of the present invention are as follows:
This is applied to the new cambered surface contact left and right contact strip of break group, contact jaw and the movable contact current collection of contact main body Ring directly contacts, and contact jaw is arc, and the holding movable contact collector ring that contact jaw can be properly simultaneously produces good power effect, Contact main body, when high-frequency contacts, is also at high abrasion, high intensity, high conductivity, self-lubricating with movable contact collector ring Good working state in, continue the service life of contact main body and movable contact collector ring in the lump, mounting groove is that outer end is insured back Road device reserves installing space, solves the drawbacks of old-fashioned left and right contact strip is without security circuit, improves security performance, and convenient left The motion of right contact strip, effectively solve electric conductivity, reduce contact resistance and friction temperature, contact salient point increase contact jaw is with moving The contact area of contact collector ring simultaneously strengthens bonding strength between the two, and contact salient point effectively solves electric conductivity, and reduction connects Got an electric shock resistance and friction temperature, and movable contact collector ring is mutually held tightly with contact main body, more firm.
Brief description of the drawings
Fig. 1 is the working effect figure of the present invention;
Fig. 2 is the contact main body side view of the present invention;
Fig. 3 is the contact main body back side overlooking structure figure of the present invention.
In figure:1 contact main body, 11 shaft ends, 111 mounting grooves, 112 terminal mounting holes, 12 mainboards, 13 contact jaws, 131 contacts Salient point, 2 movable contact collector rings.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, a kind of new cambered surface suitable for break group contacts left and right contact strip, including contact main body 1, The side of contact main body 1 is provided with movable contact collector ring 2, and the outer surface clamping of movable contact collector ring 2 has two groups of shape identicals Contact main body 1, contact main body 1 superconducted using super abrasive high intensity and carry the copper material of self-lubricating by Sheet Metal Forming Technology once into Type, the shape of contact main body 1 at the both ends of movable contact collector ring 2 is identical, and contact main body 1 is handled by integral insulation, contact master Body 1 with movable contact collector ring 2 when high-frequency contacts, be also at high abrasion, high intensity, high conductivity, self-lubricating it is good In good berth state, continue contact main body 1 and the service life of movable contact collector ring 2 in the lump, the opposition of contact main body 1 is arranged on dynamic The upper and lower ends of contact collector ring 2, contact main body 1 are made up of shaft end 11, mainboard 12 and contact jaw 13, shaft end 11, mainboard 12 with The integrative-structure of contact jaw 13, mainboard 12 are arranged between shaft end 11 and contact jaw 13, and mainboard 12 is planar plate types in uniform thickness, The contact jaw 13 of contact main body 1 directly contacts with movable contact collector ring 2, and contact jaw 13 is arc, what contact jaw 13 can be properly Hold movable contact collector ring 2 tightly and produce good power effect, contact jaw 13 has certain elasticity, and the elastic force of contact jaw 13 exists Maintain the chucking power in contact process and ensure to be powered, in this operation process, solve the linear of long-term quiet dynamic contact in the past The shortcomings that contact, contact resistance substantially reduce, meanwhile, mitigate contact load, arc quenching effect is good, and elastic force is all the time perpendicular to contact master The contact jaw 13 of body 1 and the tangential direction of the contact point of movable contact collector ring 2, either put face contact, point linear contact lay or cambered surface Contact can reach equilibrium condition and maintain excellent power effect, the both ends of mainboard 12 respectively with shaft end 11 and contact jaw 13 It is fixedly connected, mounting groove 111 is offered at the center of shaft end 11, one end of shaft end 11 is provided through terminal mounting hole 112, end Sub- mounting hole 112 is vertical with the antarafacial of mounting groove 111, and mounting groove 111 is that outer end security circuit device reserves installing space, is solved The drawbacks of old-fashioned left and right contact strip is without security circuit, security performance is improved, the diameter dimension of terminal mounting hole 112 is 5.45mm- 5.55mm, the diameter dimension of terminal mounting hole 112 match with extraneous terminal center axis size, so that it is guaranteed that extraneous terminal center Axle coordinates closely with contact main body 1, firmly installs, and facilitates the motion of left and right contact strip, effectively solves electric conductivity, reduction connects Get an electric shock resistance and friction temperature, and contact jaw 13 is disposed on the side of shaft end 11, and the outer surface of contact jaw 13 sets contact salient point 131, contact salient point 131 is set in the outer surface equi-spaced apart of contact jaw 13, and the bottom of contact salient point 131 is outer with contact jaw 13 Surface is fixedly connected, and contact salient point 131 is uniformly arranged in the outer surface of contact jaw 13 and rectangular array form, contact salient point The contact area and the bonding strength of reinforcement between the two of 131 increase contact jaws 13 and movable contact collector ring 2, contact salient point 131 Effectively solve electric conductivity, reduce contact resistance and friction temperature, and movable contact collector ring 2 is mutually embraced with contact main body 1 Tightly, it is more firm.
In summary:This is applied to the new cambered surface contact left and right contact strip of break group, the contact jaw 13 of contact main body 1 Directly contacted with movable contact collector ring 2, contact jaw 13 is arc, and the holding movable contact collector ring 2 that contact jaw 13 can be appropriate is simultaneously Good power effect is produced, contact main body 1, when high-frequency contacts, is also at high abrasion, height with movable contact collector ring 2 Intensity, high conductivity, self-lubricating good working state in, continue contact main body 1 and movable contact collector ring 2 in the lump uses the longevity Life, mounting groove 111 are that outer end security circuit device reserves installing space, solve old-fashioned disadvantage of the left and right contact strip without security circuit End, security performance is improved, and facilitate the motion of left and right contact strip, effectively solve electric conductivity, reduce contact resistance and friction temperature Degree, contact salient point 131 increase the contact area of contact jaw 13 and movable contact collector ring 2 and strengthen bonding strength between the two, Contact salient point 131 effectively solves electric conductivity, reduces contact resistance and friction temperature, and cause movable contact collector ring 2 and contact Main body 1 is mutually held tightly, more firm.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of new cambered surface suitable for break group contacts left and right contact strip, including contact main body (1), it is characterised in that: The side of the contact main body (1) is provided with movable contact collector ring (2), and contact main body (1) opposition is arranged on movable contact collector ring (2) upper and lower ends, contact main body (1) are made up of shaft end (11), mainboard (12) and contact jaw (13), the shaft end (11), master Plate (12) and contact jaw (13) integrative-structure, mainboard (12) are arranged between shaft end (11) and contact jaw (13), the mainboard (12) both ends are fixedly connected with shaft end (11) and contact jaw (13) respectively, and mounting groove is offered at the center of shaft end (11) (111), one end of the shaft end (11) is provided through terminal mounting hole (112), and the contact jaw (13) is disposed on axle The side of (11) is held, the outer surface of contact jaw (13) sets contact salient point (131), and the contact salient point (131) is in contact jaw (13) outer surface equi-spaced apart is set, and the bottom of contact salient point (131) is fixedly connected with the outer surface of contact jaw (13).
2. a kind of new cambered surface suitable for break group according to claim 1 contacts left and right contact strip, its feature exists In:The outer surface clamping of the movable contact collector ring (2) has two groups of shape identical contact main bodys (1).
3. a kind of new cambered surface suitable for break group according to claim 1 contacts left and right contact strip, its feature exists In:The contact main body (1) superconducted using super abrasive high intensity and carry the copper material of self-lubricating by Sheet Metal Forming Technology once into Type, contact main body (1) are handled by integral insulation.
4. a kind of new cambered surface suitable for break group according to claim 1 contacts left and right contact strip, its feature exists In:The mainboard (12) is planar plate types in uniform thickness, and contact jaw (13) is arc.
5. a kind of new cambered surface suitable for break group according to claim 1 contacts left and right contact strip, its feature exists In:The contact salient point (131) is uniformly arranged in the outer surface of contact jaw (13) and rectangular array form.
6. a kind of new cambered surface suitable for break group according to claim 1 contacts left and right contact strip, its feature exists In:The terminal mounting hole (112) is vertical with mounting groove (111) antarafacial, and the diameter dimension of terminal mounting hole (112) is 5.45mm-5.55mm。
CN201711074092.8A 2017-11-05 2017-11-05 A kind of new cambered surface suitable for break group contacts left and right contact strip Pending CN107680837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711074092.8A CN107680837A (en) 2017-11-05 2017-11-05 A kind of new cambered surface suitable for break group contacts left and right contact strip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711074092.8A CN107680837A (en) 2017-11-05 2017-11-05 A kind of new cambered surface suitable for break group contacts left and right contact strip

Publications (1)

Publication Number Publication Date
CN107680837A true CN107680837A (en) 2018-02-09

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CN201711074092.8A Pending CN107680837A (en) 2017-11-05 2017-11-05 A kind of new cambered surface suitable for break group contacts left and right contact strip

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111128593A (en) * 2020-01-03 2020-05-08 云南电网有限责任公司电力科学研究院 High-altitude pole-mounted vacuum circuit breaker

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201354084Y (en) * 2009-03-02 2009-12-02 刘野青 Point switch redundancy defrosting contact group
CN203211330U (en) * 2013-04-23 2013-09-25 西安凯信铁路器材有限公司 Electric switch machine breaker based on redundant connection points
CN205469117U (en) * 2016-02-05 2016-08-17 西安嘉信铁路器材有限公司 Balanced redundant contact assembly of goat
CN205498956U (en) * 2016-03-08 2016-08-24 天津铁科铁路信号有限公司 Quiet contact assembly among railway switch
CN106114556A (en) * 2016-07-27 2016-11-16 陕西诚友铁路物资有限公司 The break group swung with die cavity fixed contact sheet
CN206179692U (en) * 2016-11-23 2017-05-17 佛山市因信贵金属材料有限公司 Contact point of all -round contact and electric switch who uses thereof
CN206432153U (en) * 2017-02-07 2017-08-22 王心竹 A kind of accurate-location device suitable for break stacked switch
CN207542087U (en) * 2017-11-05 2018-06-26 西安晶海中德铁路电气有限公司 A kind of novel cambered surface suitable for break group contacts left and right contact strip

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201354084Y (en) * 2009-03-02 2009-12-02 刘野青 Point switch redundancy defrosting contact group
CN203211330U (en) * 2013-04-23 2013-09-25 西安凯信铁路器材有限公司 Electric switch machine breaker based on redundant connection points
CN205469117U (en) * 2016-02-05 2016-08-17 西安嘉信铁路器材有限公司 Balanced redundant contact assembly of goat
CN205498956U (en) * 2016-03-08 2016-08-24 天津铁科铁路信号有限公司 Quiet contact assembly among railway switch
CN106114556A (en) * 2016-07-27 2016-11-16 陕西诚友铁路物资有限公司 The break group swung with die cavity fixed contact sheet
CN206179692U (en) * 2016-11-23 2017-05-17 佛山市因信贵金属材料有限公司 Contact point of all -round contact and electric switch who uses thereof
CN206432153U (en) * 2017-02-07 2017-08-22 王心竹 A kind of accurate-location device suitable for break stacked switch
CN207542087U (en) * 2017-11-05 2018-06-26 西安晶海中德铁路电气有限公司 A kind of novel cambered surface suitable for break group contacts left and right contact strip

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111128593A (en) * 2020-01-03 2020-05-08 云南电网有限责任公司电力科学研究院 High-altitude pole-mounted vacuum circuit breaker

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Application publication date: 20180209

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