CN102386596A - Jack box for bus duct - Google Patents
Jack box for bus duct Download PDFInfo
- Publication number
- CN102386596A CN102386596A CN2011103967107A CN201110396710A CN102386596A CN 102386596 A CN102386596 A CN 102386596A CN 2011103967107 A CN2011103967107 A CN 2011103967107A CN 201110396710 A CN201110396710 A CN 201110396710A CN 102386596 A CN102386596 A CN 102386596A
- Authority
- CN
- China
- Prior art keywords
- casing
- locking bail
- right locking
- bus duct
- jack box
- 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
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/08—Connection boxes therefor
Abstract
The invention discloses a jack box for a bus duct. The jack box comprises a box body, a box cover, and locking devices mounted at two ends of the box body respectively. Each locking device comprises a left locking hook, a right locking hook, a linkage plate arranged between the left locking hook and the right locking hook, and offset springs, wherein the left locking hook, the right locking hook, and the linkage plate are parallel with one another and are vertically and movably arranged on the outer sides of the box body, one end of the left locking hook and one end of the right locking hook extend into the part below the box body, the upper end and the lower end of the linkage plate are movably connected with the upper ends of the left locking hook and the right locking hook respectively through linkage rods, the offset springs are arranged on the outer side surfaces of the left locking hook and the right locking hook, and two ends of the offset springs are fixedly connected with the box body and the corresponding left and right locking hooks. When the jack box is locked, the downward pressure for mounting the jack box leads the left locking hooks and the right locking hooks to open outwards, and after the jack box is jacked, the left locking hooks and the right locking hooks close inwards under the elasticity of the offset springs to hook a casing of the bus duct, so as to improve the use safety of the bus duct and ensure the running of the bus duct.
Description
Technical field
This invention relates to a kind of jack box, and particularly a kind of busway inserting case belongs to the technical field of transmission facility.
Background technology
Low voltage bus bar groove is the staple product that electric power transfer is responsible in low pressure power transmission and distribution field, in big electric current and industrial and mineral, factories and miness place, have cable incomparable advantage.Wherein most important also is that the weakest link is " plug-in units ", and the key of plug-in units is the plug receptacle between jack box and bus duct body.A lot of places, because jack box pin and bus duct socket busbar are not seated, jack box and bus duct are fixing insecure; Vibrations during the bus duct operation; Cause pin and busbar loose contact, cause whole piece bus duct scaling loss, even a large amount of power consumption equipment scaling loss; Cause serious economy loss, and potential safety hazard.
The locking device of conventional jack box adopts plain bolt to add nut to tighten fixingly up and down one by one, and this kind method can't confirm whether jack box pin and bus duct socket busbar are seated, and whether jack box and bus duct are fixed firm, are difficult to guarantee the product running quality.
When product is installed; Because installation environment is abominable, installer's level of skill just differs, and bolts and nuts takes place when jack box in enormous quantities is installed easily do not tighten phenomenon; The fixing insecure equipment operation of jack box and bus duct will cause pin and busbar to become flexible; The jack box set bolt is tightened one by one, is unfavorable for installing in batches, influences installment work efficient.
Summary of the invention
Goal of the invention: the purpose of this invention is to provide a kind of jack box that is used for bus duct to above problem, the jack box firm plug of this structure, and simple in structure, easy to use; The use of this jack box can improve the fail safe of bus duct operation greatly in addition.
Technical scheme: a kind of jack box that is used for bus duct comprises casing, case lid, is installed in the locking device that is used to lock bus duct of tank ends respectively;
Said locking device comprises left locking bail, right locking bail and is arranged on the middle interlock plate of said left and right locking bail; Vertical mobilizable said casing outside that is arranged on that said left and right locking bail and interlock plate parallel, said left and right locking bail one end extends in below the said casing; Said interlock plate upper/lower terminal flexibly connects through the upper end of gangbar and said left and right locking bail respectively;
Said casing is provided with back-moving spring outward, and said back-moving spring lays respectively at said left and right locking bail lateral surface; Said back-moving spring two ends are fixedly linked with said casing and corresponding left and right locking bail respectively.
During locking, through jack box the downward left and right locking bail of pressure is installed and is outwards opened, after jack box was pegged graft and put in place, left and right locking bail inwardly closed up under the elastic force of back-moving spring and hooks bus groove case.When jack box need be removed maintenance, only need push left locking bail or right locking bail aside, the another side locking bail will be untied by drive, and will be therefore, easy to use; And through locking device locking bus duct, make jack box more firm, cooperate more and fit, improved the fail safe that bus duct uses greatly, guaranteed the operation of bus duct with being connected of bus duct.
The above-mentioned jack box that is used for bus duct, wherein, said locking device also comprises the roof door bar, the roof door bar is vertical respectively is arranged on both sides in the casing; Said roof door bar bottom is fixedly connected with corresponding left and right locking bail through bindiny mechanism, the top pass casing be positioned at case lid below; The roof door bar with left and right locking bail actuate and flexible up and down.
When bus duct was locked, left and right locking bail was in the state of tightening up, and the roof door bar is in contraction state, and the top of roof door bar is lower than the upper surface of casing, and case lid can be closed; Locking puts in place or when opening, left and right locking bail is in and partly tightens up or open configuration when bus duct is locked not, and the roof door bar is in and partly opens or open configuration, and the top of roof door bar is higher than the upper surface of casing, and case lid can't be closed with casing.Jack box is installed when not in place, and the roof door bar can't be closed with the convex jack box case lid of sening as an envoy to, and jack box box door operation mechanism can't move, and the jack box inner breaker can't be worked, thereby, the fail safe that has improved busway inserting case greatly.
Subtended angle is excessive when preventing that left and right locking bail from opening damages other mechanisms, and being respectively equipped with on the locking bail of the said left and right sides with the junction of left and right sides locking bail and casing is the circular arc stopper slot at center, establishes the limiting section that is fixedly connected with casing in the stopper slot.
Beneficial effect: 1, the present invention can ignore the error among a small circle that causes in the installation process, and it is fixing insecure to have eliminated jack box and bus duct, thereby the vibrations during the bus duct operation cause pin to become flexible problem, have improved the product running quality; 2, jack box be not seated when fixedly finishing with bus duct, and the jack box chamber door can't be closed, and have excellent protective; 3, realized need not to twist one by one bolt after bus duct is installed, improved operating efficiency.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of locking device of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described further.
As shown in the figure; A kind of jack box that is used for bus duct; Comprise the casing 1 of jack box, with the hinged case lid 2 of casing 1 upper edge, be installed in two locking devices 4 that are used to lock bus duct 3 in casing 1 outside; Said locking device 4 comprises left locking bail 41, right locking bail 42, vertical said casing 1 outside that is arranged on that left and right locking bail 41,42 is parallel, and said left and right locking bail 41,42 1 ends extend in below the said casing 1; Said left and right locking bail 41,42 and said casing 1 flexibly connect; Said left and right locking bail 41,42 is installed on the casing 1 through bearing pin, and left and right locking bail 41,42 can be rotated on casing 1; Be provided with back-moving spring 7 outside the said casing 1, said back-moving spring 7 lays respectively at said left and right locking bail 41,42 lateral surfaces; Said back-moving spring 7 two ends are fixedly linked through securing member or other modes and said casing 1 and corresponding left and right locking bail 41,42 respectively.Realize the contraction of left and right locking bail 41,42 making left and right locking bail 41,42 hook bus groove case through the elastic force of back-moving spring 7, thereby with the jack box locking of bus duct.Through locking device locking bus duct, make jack box more firm with being connected of bus duct, cooperate more and fit, improved the fail safe that bus duct uses greatly, guaranteed the operation of bus duct.
For convenient disassembly; Said locking device 4 also comprises through transport plate 43; Interlock plate 43 is arranged in the middle of the said left and right locking bail 41,42; Vertical said casing 1 outside that is arranged on that left and right locking bail 41,42 and interlock plate 43 parallel, said left and right locking bail 41,42 1 ends extend in below the said casing 1; Interlock plate 43 is connected on the casing 1 through bearing pin, and said interlock plate 43 and casing 1 are flexibly connected, and interlock plate 43 two ends can bearing pin be that rotate at the center, and said left and right locking bail 41,42 and said casing 1 flexibly connect; Said left and right locking bail 41,42 is installed on the casing 1 through bearing pin, and left and right locking bail 41,42 can be rotated on casing 1; Said interlock plate 43 upper/lower terminals flexibly connect through the upper end of gangbar 44 with said left and right locking bail 41,42 respectively; Through transport bar 44 adopts bearing pin or other modes to be connected with left and right locking bail 41,42 and interlock plate 43, and through transport bar 44 has constituted link gear with left and right locking bail 41,42 and interlock plate 43, through the dismounting of the practical jack box of this link gear, uses convenient; And can make the locking of left and right locking bail 41,42 that tension force is more arranged, connect more firm; During locking, through jack box the downward left and right locking bail 41,42 of pressure is installed and is outwards opened, after jack box was pegged graft and put in place, left and right locking bail 41,42 inwardly closed up under the elastic force of back-moving spring 7 and hooks bus groove case.When jack box need be removed maintenance, only need push left locking bail or right locking bail aside, the another side locking bail will be untied by drive, and will be therefore, easy to use.For safe in utilization, said locking device also comprises roof door bar 5, and vertical respectively mobilizable of roof door bar 5 is arranged on both sides in the casing 1, and is positioned at left and right locking bail 41,42 outsides; Said roof door bar 5 bottoms are fixedly connected with corresponding left and right locking bail 41,42 through bindiny mechanism; The top of roof door bar 5 is installed on casing 1 inner surface through align member 51; Align member 51 is an integrated member; Align member 51 and roof door bar 5 matched in clearance make the roof door bar 51 can be along moving up and down at casing 1; Roof door bar 5 actuates and flexible up and down with left and right locking bail 41,42, and bindiny mechanism comprises connecting plate 6, connecting axle 60, and said connecting plate 6 is horizontally installed on outside the casing 1; Connecting axle 60 vertically is arranged in the casing 1, and connecting axle 60 1 ends pass across casing 1, and the bottom of the other end and roof door bar 5 links into an integrated entity through securing member or other modes; Connecting plate 6 one ends are fixedly connected through securing member or other modes with the end that connecting axle 60 passes casing 1, and the other end also is fixedly connected with corresponding left and right locking bail 41,42 upper ends through securing member or other modes, and jack box is not pegged graft or do not pegged graft when putting in place; Locking bail 41,42 lower ends in the left and right sides are when extending out out; Connecting plate 6 is tilted upward under the drive of left and right locking bail 41,42, and connecting plate 6 drives connecting axle 60 and tilts upward, and makes roof door bar 5 perk under the drive of connecting axle 60; Make the top of roof door bar 5 stretch out casing 1; Jack box can't be closed, and the jack box inner breaker can't be worked, and avoids making a fault; Thereby, the fail safe that has improved busway inserting case greatly.For the locking that makes jack box stronger; Can the end that back-moving spring 7 is connected on the left and right locking bail 41,42 be connected on the connecting plate 6; Increased the moment of back-moving spring 7 with left and right locking bail 41,42; The elastic force of back-moving spring 7 is increased greatly, thereby, make the locking of jack box more firm.Connecting plate 6 is a plate, better moves in order to make bindiny mechanism, avoids producing collision with other members, can connecting plate 6 be designed to waist shape plate.When bus duct was locked, left and right locking bail 41,42 was in the state of tightening up, and roof door bar 5 is in contraction state, and the top of roof door bar 5 is lower than the upper surface of casing 1, and case lid 2 can be closed; Locking puts in place or when opening, left and right locking bail 41,42 is in and partly tightens up or open configuration when bus duct is locked not, and roof door bar 5 is in and partly stretches out or stretch out state, and the top of roof door bar 5 is higher than the upper surface of casing 1, case lid 2 can't with casing 1 closure.Jack box is installed when not in place, and roof door bar 5 can't be closed with the convex jack box case lid 2 of sening as an envoy to, and jack box box door operation mechanism can't move, and the jack box inner breaker can't be worked, thereby, the fail safe that has improved busway inserting case greatly.
Subtended angle is excessive when preventing that left and right locking bail 41,42 from opening damages other mechanisms; The junction that is respectively equipped with left and right locking bail 41,42 and casing 1 on the said left and right locking bail 41,42 is the circular arc stopper slot 45 at center, establishes the limiting section 46 that is fixedly connected with casing 1 in the stopper slot 45.
Operation principle: downward pressure makes left and right locking bail 41,42 open to both sides when installing through jack box, and the peg graft left and right locking bail 41,42 in back that puts in place of jack box closes up automatically under the effect of back-moving spring 7 and hooks bus duct shell section bar; When jack box need be removed maintenance, only need push left locking bail or right locking bail aside, the locking bail of another side will be untied by drive.
Should be noted that at last: above embodiment only is used for the present invention is further specified; Can not be interpreted as the restriction to protection range of the present invention, some nonessential improvement that those skilled in the art's foregoing according to the present invention is made and adjustment all belong to protection scope of the present invention.
Claims (5)
1. jack box that is used for bus duct comprises casing, case lid, is installed in the locking device that is used to lock bus duct of tank ends respectively, it is characterized in that,
Said locking device comprises left locking bail, right locking bail 42, vertical being arranged on outside the said casing that left and right locking bail is parallel, and said left and right locking bail one end extends in below the said casing; Said left and right locking bail and said casing flexibly connect;
Said casing is provided with back-moving spring outward, and said back-moving spring lays respectively at said left and right locking bail lateral surface; Said back-moving spring two ends are fixedly linked with said casing and corresponding left and right locking bail respectively.
2. the jack box that is used for bus duct as claimed in claim 1; It is characterized in that; Said locking device also comprises the through transport plate; The interlock plate is arranged in the middle of the said left and right locking bail, vertical being arranged on outside the said casing that left and right locking bail and interlock plate parallel, and said interlock plate and casing flexibly connect; Said interlock plate upper/lower terminal flexibly connects through the upper end of gangbar and said left and right locking bail respectively.
3. according to claim 1 or claim 2 the jack box that is used for bus duct is characterized in that said locking device also comprises the roof door bar, and vertical respectively mobilizable of roof door bar is arranged on both sides in the casing; Said roof door bar bottom is fixedly connected with corresponding left and right locking bail through bindiny mechanism, and the roof door bar can actuating and stretch up and down with left and right locking bail.
4. the jack box that is used for bus duct as claimed in claim 3 is characterized in that, being respectively equipped with on the locking bail of the said left and right sides with the junction of left and right sides locking bail and casing is the circular arc stopper slot at center, establishes the limiting section that is fixedly connected with casing in the stopper slot.
5. the jack box that is used for bus duct as claimed in claim 1 is characterized in that, being respectively equipped with on the locking bail of the said left and right sides with the junction of left and right sides locking bail and casing is the circular arc stopper slot at center, establishes the limiting section that is fixedly connected with casing in the stopper slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103967107A CN102386596A (en) | 2011-12-04 | 2011-12-04 | Jack box for bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103967107A CN102386596A (en) | 2011-12-04 | 2011-12-04 | Jack box for bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102386596A true CN102386596A (en) | 2012-03-21 |
Family
ID=45825718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103967107A Pending CN102386596A (en) | 2011-12-04 | 2011-12-04 | Jack box for bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102386596A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606869A (en) * | 2013-10-25 | 2014-02-26 | 江苏银佳企业集团有限公司 | Bus duct jack box |
| CN105480669A (en) * | 2015-12-24 | 2016-04-13 | 宁波圣瑞思工业自动化有限公司 | Hanger carrier |
| CN107294032A (en) * | 2017-08-02 | 2017-10-24 | 德州智能电气设备有限公司 | A kind of hand-rail type jack box |
| CN107394719A (en) * | 2016-05-17 | 2017-11-24 | 向荣集团有限公司 | A kind of busway inserting case easy to install being connected firmly |
| CN107546694A (en) * | 2016-06-24 | 2018-01-05 | 香江科技股份有限公司 | A kind of busway inserting case |
| IT201800002262A1 (en) * | 2018-01-31 | 2019-07-31 | Bticino Spa | Box for electrical components that can be fixed to a busbar duct. |
| CN114843968A (en) * | 2022-04-25 | 2022-08-02 | 江苏万奇电器集团有限公司 | Jack box device for bus duct based on mechanical interlocking structure |
| IT202200010619A1 (en) * | 2022-05-23 | 2023-11-23 | Bticino Spa | Box for electrical components |
| WO2023228047A1 (en) * | 2022-05-23 | 2023-11-30 | Bticino S.P.A. | Box for electrical components |
-
2011
- 2011-12-04 CN CN2011103967107A patent/CN102386596A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606869A (en) * | 2013-10-25 | 2014-02-26 | 江苏银佳企业集团有限公司 | Bus duct jack box |
| CN105480669A (en) * | 2015-12-24 | 2016-04-13 | 宁波圣瑞思工业自动化有限公司 | Hanger carrier |
| CN107394719A (en) * | 2016-05-17 | 2017-11-24 | 向荣集团有限公司 | A kind of busway inserting case easy to install being connected firmly |
| CN107546694A (en) * | 2016-06-24 | 2018-01-05 | 香江科技股份有限公司 | A kind of busway inserting case |
| CN107294032A (en) * | 2017-08-02 | 2017-10-24 | 德州智能电气设备有限公司 | A kind of hand-rail type jack box |
| CN107294032B (en) * | 2017-08-02 | 2023-02-21 | 德州智能电气设备有限公司 | Hand-operated jack box |
| IT201800002262A1 (en) * | 2018-01-31 | 2019-07-31 | Bticino Spa | Box for electrical components that can be fixed to a busbar duct. |
| WO2019150276A1 (en) * | 2018-01-31 | 2019-08-08 | Bticino S.P.A. | Electrical box adapted to be fixed to a busbar |
| CN114843968A (en) * | 2022-04-25 | 2022-08-02 | 江苏万奇电器集团有限公司 | Jack box device for bus duct based on mechanical interlocking structure |
| IT202200010619A1 (en) * | 2022-05-23 | 2023-11-23 | Bticino Spa | Box for electrical components |
| WO2023228047A1 (en) * | 2022-05-23 | 2023-11-30 | Bticino S.P.A. | Box for electrical components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120321 |