CN102637537B - Bridge contact for drawout switching devices - Google Patents
Bridge contact for drawout switching devices Download PDFInfo
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- CN102637537B CN102637537B CN201210116827.XA CN201210116827A CN102637537B CN 102637537 B CN102637537 B CN 102637537B CN 201210116827 A CN201210116827 A CN 201210116827A CN 102637537 B CN102637537 B CN 102637537B
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Abstract
The invention relates to a bridge contact for drawout switching devices, and the bridge contact comprises a contact support, a first contact assembly, a second contact assembly, an elastic element and a compression structure, wherein the first contact assembly and the second contact assembly are symmetrically arranged on the upside and downside of the contact support, the elastic element is arranged between the first contact assembly and the second contact assembly, the compression structure is used for compressing the first contact assembly and the second contact assembly, and the elastic element is in a tensile state, and compresses the first contact assembly and the second contact assembly on the contact support through the compression structure. Because the first contact assembly and the second contact assembly respectively can swing around the upside and downside of a baffle, and can clamp or loosen a copper bar in a drawer seat of a drawout switching device under the action of the elastic restoring force of the elastic element so as to complete the installation and removal of the contact, therefore, the bridge contact has the advantages of convenience in assembly and simple structure.
Description
Technical field
The present invention relates to a kind of draw out switchgear electrical equipment, more particularly, relate to a kind of draw out switchgear electrical equipment bridge-type contact.
Background technology
The draw out switchgear bridge-type contact of prior art, does not also see the modularized design that can independently install having this structure or this structure similar.Version is different; Version is similar but because structure existing defects, need first connect with a busbar after again together be installed on underframe, so need to load underframe from same direction with busbar together with, when needing dismounting too, by much to limit and very inconvenient in using.When mounted, need the relevant position successively support of contact and contact assembly being installed to draw out switchgear, and can not by direct for contact integral installation on draw out switchgear, therefore when contact goes wrong, also first can only take draw out switchgear apart, and then the various piece of contact is pulled down change.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provides a kind of draw out switchgear electrical equipment bridge-type contact.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of draw out switchgear electrical equipment bridge-type contact, comprise contact supporting, be symmetricly set on the first contact assembly and second contact assembly of the upper and lower both sides of described contact supporting, be arranged on the flexible member between described first contact assembly and the second contact assembly, and for compressing the compressing structure of described first contact assembly and the second contact assembly, described flexible member is in extended state, and by described compressing structure, described first contact assembly and the second contact assembly are pressed on described contact supporting,
The baffle plate that described contact supporting comprises left socle, right support and is arranged between described left socle and right support; Described first contact assembly and described second contact assembly are all between described left socle and right support, one end of described first contact assembly and the second contact assembly is movably connected between described left socle and right support respectively, the other end overlaps with the both sides up and down of described baffle plate respectively, thus described first contact assembly and described second contact assembly can be connected with described contact supporting around described baffle plate respectively with rolling to each side up and down.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, described compressing structure comprises the first bearing pin being arranged on described first contact assembly top side and the second bearing pin being arranged on described second contact assembly bottom side, described flexible member one end and described first bearing pin are fixed, and the other end and described second bearing pin are fixed; Described first contact assembly and the second contact assembly, under the elastic-restoring force effect of described flexible member, are pressed on described contact supporting by described first bearing pin and the second bearing pin.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, the top side of described first contact assembly is provided with the first mounting groove, and the bottom side of described second contact assembly is provided with the second mounting groove; Described first bearing pin is positioned at described first mounting groove, and described second bearing pin is positioned at described second mounting groove.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, described left socle is respectively equipped with the first breach with position corresponding with described first mounting groove two ends on the upside of right support; Described left socle is respectively equipped with the second breach with position corresponding with described second mounting groove two ends on the downside of right support.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, one end of described first contact assembly is provided with the first installing hole, and one end of described second contact assembly is provided with the second installing hole; Described first contact assembly by through described first installing hole and the 3rd bearing pin that two ends are connected with described left socle and right support is respectively movably arranged on described left socle and right support, described second contact assembly by through described second installing hole and the 4th bearing pin that two ends are connected with described left socle and right support be respectively movably arranged on described left socle and right support.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, described first installing hole and the second installing hole are mounting hole.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, on the upside of described left socle and right support, the correspondence position of one end is respectively equipped with the 3rd breach, and the correspondence position of one end, downside is respectively equipped with the 4th breach; The two ends of described 3rd bearing pin are positioned on the 3rd breach described in two by location structure respectively, and the two ends of described 4th bearing pin are positioned on the 4th breach described in two respectively by location structure.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, described location structure comprises the step surface being located at described 3rd bearing pin or the 4th bearing pin two ends.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, the correspondence position that described first contact assembly bottom side and described baffle plate overlap is provided with the first draw-in groove, and the correspondence position that described second contact assembly top side and described baffle plate overlap is provided with the second draw-in groove.
Draw out switchgear electrical equipment bridge-type contact of the present invention, wherein, described first contact assembly comprises the first contact blade that polylith is arranged side by side, and described second contact assembly comprises the second contact blade that polylith is arranged side by side.
Implement draw out switchgear electrical equipment bridge-type contact of the present invention, there is following beneficial effect: because the first contact assembly and the second contact assembly can be rolled to each side around baffle plate respectively up and down, and can by the effect clamping of the elastic-restoring force of flexible member or the bronze medal unclamped in draw out switchgear electrical equipment drawout chassis, to complete the installation and removal of contact, therefore have easy to assembly, the simple advantage of structure.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment;
Fig. 2 is the profile of a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment;
Fig. 3 is the structural representation of contact supporting in a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment;
Fig. 4 is the structural representation of the 3rd bearing pin or the 4th bearing pin in a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment;
Fig. 5 is the structural representation of the first contact blade in a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment;
Fig. 6 is the structural representation of the second contact blade in a kind of draw out switchgear electrical equipment of the present invention bridge-type contact preferred embodiment.
Embodiment
As shown in Figure 1-2, in a preferred embodiment of the invention, this draw out switchgear electrical equipment bridge-type contact comprising contact supporting 100, being symmetricly set on the first contact assembly 200 of contact supporting about 100 both sides and the second contact assembly 300, being arranged on the flexible member 400 between the first contact assembly 200 and the second contact assembly 300 and the compressing structure for compressing the first contact assembly 200 and the second contact assembly 300.Flexible member 400 is in extended state always, and the first contact assembly 200 and the second contact assembly 300 can be pressed on contact supporting 100 by compressing structure by its elastic-restoring force.The baffle plate 103 that contact supporting 100 comprises left socle 101, right support 102 and is arranged between left socle 101 and right support 102.It should be noted that, baffle plate 103 can by dismountable mode (such as, hinged, be spirally connected) be connected with left socle 101 and right support 102, also can with left socle 101 and right support 102 one-body molded, the connected mode of baffle plate 103 and left socle 101 and right support 102 does not affect the enforcement of the present embodiment.First contact assembly 200 and the second contact assembly 300 are all between left socle 101 and right support 102, and one end of the first contact assembly 200 and the second contact assembly 300 is movably connected between left socle 101 and right support 102 respectively, the other end overlaps with the both sides up and down of baffle plate 103 respectively, thus the first contact assembly 200 and the second contact assembly 300 can be connected with contact supporting 100 around baffle plate about 103 respectively with rolling to each side.
Baffle plate 103 can provide support power to the first contact assembly 200 and the second contact assembly 300 simultaneously, and the first contact assembly 200 and the second contact assembly 300 are stably positioned on contact supporting 100 under the elastic-restoring force effect of flexible member 400.And the first contact assembly 200 and the second contact assembly 300 one end be movably connected between left socle 101 and right support 102 and can ensure that the first contact assembly 200 and the second contact assembly 300 can have the amplitude of rolling to each side around baffle plate about 103, the copper bar of draw out switchgear electrical equipment is inserted becomes possibility.
Be as the criterion with the view direction of Fig. 2 display, when specifically installing, the copper bar of drawout chassis inside is inserted in the space of the first contact assembly 200 and the formation of the second contact assembly 300 left end, and under the elastic force effect of flexible member 400, the copper bar of drawout chassis inside clamps by the left end of the first contact assembly 200 and the second contact assembly 300, and the copper bar in Switch main body is inserted in the space of the first contact assembly 200 and the formation of the second contact assembly 300 right-hand member.During use, Switch main body moves towards the direction of drawout chassis, until the copper bar in it inserts the right-hand member of contact, complete the electrical connection between Switch main body and drawout chassis, Switch main body moves towards the direction of principle drawout chassis, the right-hand member of contact deviate from by bronze medal in it, the electrical connection between cut-off switch body and drawout chassis.When contact changed by needs, only need the power applying to make the first contact assembly 200 and the second contact assembly 300 right-hand member relative motion at the right-hand member of contact, contact can unload from drawout chassis copper bar by the distance simultaneously increasing the first contact assembly 200 and the second contact assembly 300 left end.It can thus be appreciated that, draw out switchgear contact installation and removal of the present invention are all very convenient, also can know simultaneously, if the first contact assembly 200 and the second contact assembly 300 do not possess on the upside of baffle plate 103 or the amplitude of lower side oscillation, just can not complete the installation and removal of contact.
Preferably, above-mentioned compressing structure comprises the first bearing pin 202 being arranged on the first contact assembly 200 top side and the second bearing pin 302 being arranged on the second contact assembly 300 bottom side.Flexible member 400 one end and the first bearing pin 202 are fixed, and the other end and the second bearing pin 302 are fixed.First contact assembly 200 and the second contact assembly 300, under the elastic-restoring force effect of flexible member 400, are pressed on contact supporting 100 by the first bearing pin 202, second bearing pin 302.Specifically, the two ends of flexible member 400 are respectively equipped with and hook shape portion (as shown in Figure 2), two hook parts do not hook on the first bearing pin 202 and the second bearing pin 302, and the existence of the first bearing pin 202 and the second bearing pin 302 can facilitate flexible member 400 to utilize the elastic-restoring force of self the first contact assembly 200 and the second contact assembly 300 to be pressed on contact supporting 100.In addition, the top side of the first contact assembly 200 is provided with the first mounting groove 201, second contact assembly 300 bottom side and is provided with the second mounting groove 301, first bearing pin 202 and is located in the first mounting groove 201, and the second bearing pin 302 is located in the second mounting groove 301.The shape of the first mounting groove 201 and the second mounting groove 301 respectively with the mating shapes of the first bearing pin 202 and the second bearing pin 302, therefore, it is possible to facilitate installation and the location of the first bearing pin 202 and the second bearing pin 302.
Preferably, left socle 101 is respectively equipped with the first breach 104 with position corresponding with the first mounting groove 201 two ends on the upside of right support 102, and left socle 101 is respectively equipped with the second breach 105 with position corresponding with the second mounting groove 301 two ends on the downside of right support 102.First breach 104 and the second breach 105 can further facilitate the assembling of the first bearing pin 202 and the second bearing pin 302.
Preferably, first contact assembly 200 and the second contact assembly 300 can be movably arranged between left socle 101 and right support 102 in the following way: one end that one end of the first contact assembly 200 is provided with the first installing hole 203, second contact assembly 300 is provided with the second installing hole 303.First contact assembly 200 passes through through the first installing hole 203 and the 3rd bearing pin 204 that two ends are connected with left socle 101 and right support 102 is respectively movably arranged on left socle 101 and right support 102, similarly, the second contact assembly 300 by through the second installing hole 303 and the 4th bearing pin 304 that two ends are connected with left socle 101 and right support 102 be respectively movably arranged on left socle 101 and right support 102.It should be noted that the size of the first installing hole 203 and the second installing hole 303 should be greater than the diameter of the 3rd bearing pin 204 and the 4th bearing pin 304 respectively, make one end of the first contact assembly 200 and the second contact assembly 300 have certain movable amplitude.And, respectively one end of the first contact assembly 200 and the second contact assembly 300 is movably arranged on the structure that can simplify contact between left socle 101 and right support 102 by the mode of bearing pin, the assembling of contact can be facilitated again simultaneously.In a preferred embodiment of the invention, first installing hole 203 and the second installing hole 303 are mounting hole, and as can be seen from Figure 2, the long axis ray of mounting hole and the axis of flexible member 400 are an acute angle, in brief, mounting hole is inclined on contact assembly, mounting hole is when the first contact assembly 200 or the second contact assembly 300 are when around the upside of baffle plate 103 or lower side oscillation, certain swing surplus can be provided, and understandable, this swing surplus is decided by the size of mounting hole.
Secondly, on the upside of left socle 101 and right support 102, the correspondence position of one end is respectively equipped with the 3rd breach 106, and the correspondence position of one end, downside is respectively equipped with the 4th breach 107; The two ends of the 3rd bearing pin 204 are positioned on two the 3rd breach 106 by location structure respectively, and the two ends of the 4th bearing pin 304 are positioned on two the 4th breach 107 respectively by location structure.Similarly, the 3rd breach 106 and the 4th breach 107 also can facilitate the assembling of the 3rd bearing pin 204 and the 4th bearing pin 304.
Preferably, above-mentioned location structure can adopt the step surface 500 being arranged on the 3rd bearing pin 204 or the 4th bearing pin 304 two ends.Step surface 500 can prevent the 3rd bearing pin 204 and the 4th bearing pin 304 from producing axial motion.Further, the correspondence position that the first contact assembly 200 bottom side and baffle plate 103 overlap is provided with the correspondence position that the first draw-in groove 205, second contact assembly 300 top side and baffle plate 103 overlap and is provided with the second draw-in groove 305.Namely the other end of the first contact assembly 200 and the second contact assembly 300 is overlapped respectively by the both sides up and down of this structure and baffle plate 103.
In each preferred embodiment of the present invention, the first contact assembly 200 comprises the first contact blade 206, second contact assembly 300 that polylith is arranged side by side and comprises the second contact blade 306 that polylith is arranged side by side, and flexible member 400 adopts is extension spring.And can see from Fig. 5-6, first contact blade 206 is provided with groove 206 near the position at middle part, this groove 206 is used to by flexible member 400, that is, in four piece of first contact blade 206 that the first contact assembly 200 comprises, two piece of first contact blade 206 contacted with each other all offers such one and constitutes one for the space by flexible member 400 for groove 206, two grooves 206 by flexible member 400 on its contact-making surface.In like manner, in four piece of second contact blade 307 that second contact assembly 300 comprises, two piece of second contact blade 307 contacted with each other all offers such one and constitutes one for the space by flexible member 400 for groove 307, two grooves 307 by flexible member 400 on its contact-making surface.Secondly, can also see from Fig. 3, left socle 101, right support 102 and baffle plate 103 also offer square hole (not illustrating with label in figure) respectively, these three square holes can alleviate the weight of between contact 100 on the whole, and the heat-sinking capability of contact supporting 100 can be improved, staff also can be facilitated to observe the working condition of extension spring simultaneously.
Above embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement accordingly, can not limit the scope of the invention.All equalizations done with the claims in the present invention scope change and modify, and all should belong to the covering scope of the claims in the present invention.
Claims (7)
1. a draw out switchgear electrical equipment bridge-type contact, it is characterized in that, comprise contact supporting (100), be symmetricly set on the first contact assembly (200) and second contact assembly (300) of the upper and lower both sides of described contact supporting (100), be arranged on the flexible member (400) between described first contact assembly (200) and the second contact assembly (300), and for compressing the compressing structure of described first contact assembly (200) and the second contact assembly (300), described flexible member (400) is in extended state, and by described compressing structure, described first contact assembly (200) and the second contact assembly (300) are pressed on described contact supporting (100),
The baffle plate (103) that described contact supporting (100) comprises left socle (101), right support (102) and is arranged between described left socle (101) and right support (102); Described first contact assembly (200) and described second contact assembly (300) are all positioned between described left socle (101) and right support (103),
One end of described first contact assembly (200) is provided with the first installing hole (203), and one end of described second contact assembly (300) is provided with the second installing hole (303), described first contact assembly (200) is passed through through described first installing hole (203), and the 3rd bearing pin (204) that two ends are connected with described left socle (101) and right support (102) is respectively movably arranged between described left socle (101) and right support (102), described second contact assembly (300) is passed through through described second installing hole (303), and the 4th bearing pin (304) that two ends are connected with described left socle (101) and right support (102) is respectively movably arranged between described left socle (101) and right support (102), described first installing hole (203) and the second installing hole (303) are mounting hole,
Described first contact assembly (200) overlaps with the both sides up and down of described baffle plate respectively with the other end of the second contact assembly (300), thus described first contact assembly (200) can be connected with described contact supporting (100) around described baffle plate (103) respectively with described second contact assembly (300) with rolling to each side up and down;
Described compressing structure comprises the first bearing pin (202) being arranged on described first contact assembly (200) top side and the second bearing pin (302) being arranged on described second contact assembly (300) bottom side, described flexible member (400) one end and described first bearing pin (202) are fixed, and the other end and described second bearing pin (302) are fixed; Described first contact assembly (200) and the second contact assembly (300), under the elastic-restoring force effect of described flexible member (400), are pressed on described contact supporting (100) by described first bearing pin (202) and the second bearing pin (302).
2. draw out switchgear electrical equipment bridge-type contact according to claim 1, it is characterized in that, the top side of described first contact assembly (200) is provided with the first mounting groove (201), and the bottom side of described second contact assembly (300) is provided with the second mounting groove (301); Described first bearing pin (202) is positioned at described first mounting groove (201), and described second bearing pin (302) is positioned at described second mounting groove (301).
3. draw out switchgear electrical equipment bridge-type contact according to claim 2, it is characterized in that, the position that described left socle (101) is corresponding with described first mounting groove (201) two ends with right support (102) upside is respectively equipped with the first breach (104); The position that described left socle (101) is corresponding with described second mounting groove (301) two ends with right support (102) downside is respectively equipped with the second breach (105).
4. draw out switchgear electrical equipment bridge-type contact according to claim 1, it is characterized in that, described left socle (101) is respectively equipped with the 3rd breach (106) with the correspondence position of one end, right support (102) upside, and the correspondence position of one end, downside is respectively equipped with the 4th breach (107); The two ends of described 3rd bearing pin (204) are positioned on the 3rd breach (106) described in two by location structure respectively, and the two ends of described 4th bearing pin (304) are positioned on the 4th breach (107) described in two respectively by location structure.
5. draw out switchgear electrical equipment bridge-type contact according to claim 4, is characterized in that, described location structure comprises the step surface (500) being located at described 3rd bearing pin (204) or the 4th bearing pin (304) two ends.
6. draw out switchgear electrical equipment bridge-type contact according to claim 1, it is characterized in that, the correspondence position that described first contact assembly (200) bottom side and described baffle plate (103) overlap is provided with the first draw-in groove (205), and the correspondence position that described second contact assembly (300) top side and described baffle plate (103) overlap is provided with the second draw-in groove (305).
7. the draw out switchgear electrical equipment bridge-type contact according to any one of claim 1-6, it is characterized in that, described first contact assembly (200) comprises the first contact blade (206) that polylith is oppositely arranged side by side, and described second contact assembly (300) comprises the second contact blade (306) that polylith is oppositely arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210116827.XA CN102637537B (en) | 2012-04-19 | 2012-04-19 | Bridge contact for drawout switching devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210116827.XA CN102637537B (en) | 2012-04-19 | 2012-04-19 | Bridge contact for drawout switching devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102637537A CN102637537A (en) | 2012-08-15 |
| CN102637537B true CN102637537B (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210116827.XA Active CN102637537B (en) | 2012-04-19 | 2012-04-19 | Bridge contact for drawout switching devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102637537B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710976A (en) * | 2015-11-12 | 2017-05-24 | 上海良信电器股份有限公司 | Drawer type circuit breaker busbar electrical connection structure |
| CN105762040B (en) * | 2016-05-04 | 2018-10-16 | 德力西电气有限公司 | Bridge-type contact for circuit breaker and frame circuit breaker containing the contact |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298685Y (en) * | 2008-11-05 | 2009-08-26 | 江苏凯隆电器有限公司 | Busbar system of drawer-type circuit breaker |
| CN201465933U (en) * | 2009-05-15 | 2010-05-12 | 上海精益电器厂有限公司 | Bridge-shaped contact of universal circuit breaker |
| CN202564066U (en) * | 2012-04-19 | 2012-11-28 | 贵州长征开关制造有限公司 | Bridge type contact for draw-out switching electric apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4410073B2 (en) * | 2004-09-22 | 2010-02-03 | 寺崎電気産業株式会社 | Contact device |
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2012
- 2012-04-19 CN CN201210116827.XA patent/CN102637537B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298685Y (en) * | 2008-11-05 | 2009-08-26 | 江苏凯隆电器有限公司 | Busbar system of drawer-type circuit breaker |
| CN201465933U (en) * | 2009-05-15 | 2010-05-12 | 上海精益电器厂有限公司 | Bridge-shaped contact of universal circuit breaker |
| CN202564066U (en) * | 2012-04-19 | 2012-11-28 | 贵州长征开关制造有限公司 | Bridge type contact for draw-out switching electric apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102637537A (en) | 2012-08-15 |
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Address after: The middle section of Wuhan road Huichuan District Waigaoqiao Industrial Park 563002 Guizhou city of Zunyi Province Patentee after: SHENZHEN TAIYONG ELECTRIC Co.,Ltd. Address before: The middle section of Wuhan road Huichuan District Waigaoqiao Industrial Park 563002 Guizhou city of Zunyi Province Patentee before: Guizhou Taiyong long Technology Co.,Ltd. |
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Address after: The middle section of Wuhan road Huichuan District Waigaoqiao Industrial Park 563002 Guizhou city of Zunyi Province Patentee after: Guizhou Taiyong long Technology Co.,Ltd. Address before: 563002 No. 147, Shanghai Road, Zunyi, Guizhou Patentee before: GUIZHOU CHANGZHENG SWITCH MFG CO.,LTD. |