CN107086523B - A kind of bus duct jack box - Google Patents
A kind of bus duct jack box Download PDFInfo
- Publication number
- CN107086523B CN107086523B CN201710459967.XA CN201710459967A CN107086523B CN 107086523 B CN107086523 B CN 107086523B CN 201710459967 A CN201710459967 A CN 201710459967A CN 107086523 B CN107086523 B CN 107086523B
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- China
- Prior art keywords
- plate
- plugboard
- fixed
- spinner handle
- binding post
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- 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.)
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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
Abstract
The present invention relates to a kind of bus duct jack box, including cabinet, prong mechanisms and retaining mechanism, prong mechanisms are fixed on the bottom of box, and the quantity of retaining mechanism is two, two retaining mechanisms it is opposite the bottom of box, the two sides positioned at prong mechanisms are set；The retaining mechanism includes top support plate, bottom support plate, sliding block, spinner handle component, spring, and the present invention and bus groove body cooperate, and installation is simple, and stability is good, securely and reliably.
Description
Technical field
The present invention relates to a kind of jack box more particularly to a kind of bus duct jack boxes.
Background technique
As modernization project facility is emerged in large numbers with what is equipped, the fast increasing of the electricity consumption of all trades and professions, especially numerous high levels
The appearance of building and large-sized workshop workshop, the traditional cable as transmission pressure has been unable to meet in high current transportation system to be wanted
It asks, the used in parallel of multiway cable brings inconvenience to in-site installation construction connection, and plug type bus duct is as a kind of new
Type comes into being with electric lead, and bus duct fully demonstrates its superiority in high current conveying compared with traditional cable,
Simultaneously because using new technology, new process, the contact of the bus duct both ends junction and branching port splicing position that substantially reduce
Resistance and temperature rise, and used the insulating materials of high quality to make to improve the security reliability of bus duct in bus duct
Whole system is more perfect.
A functional unit of the jack box as power transmission busbar plays a part of distributing electric energy in bus duct system,
There are many mounting means of the jack box on bus duct, after jack box is inserted on bus duct, it is ensured that jack box and bus duct can be reliable
Connection, fixation will seem most important, this will be directly related to jack box can operation reliably and with long-term, and in many feelings
Under condition, need it is mobile to jack box, currently, generalling use mode that clamping piece and bolt are cooperatively connected for grafting tank shell and female
Line shell is attached, this just needs that attachable fixed point is arranged on bus groove case and grafting tank shell, is constructed
Journey is cumbersome, and can not be moved, and the position of grafting tank shell is limited, inconvenient to use.
Summary of the invention
The present invention proposes a kind of bus duct jack box regarding to the issue above, cooperates with bus groove body, installation
Simply, stability is good, securely and reliably.
Specific technical solution is as follows：
A kind of bus duct jack box, including cabinet, prong mechanisms and retaining mechanism, prong mechanisms are fixed on cabinet bottom
Portion, the quantity of retaining mechanism are two, two retaining mechanisms it is opposite the bottom of box, the two sides positioned at prong mechanisms are set；
The retaining mechanism includes top support plate, bottom support plate, sliding block, spinner handle component, spring, and top support plate is fixed on cabinet
Lower section is set on the upper surface of top support plate there are two grafting block, be recessed inwardly formation one of the lower surface of top support plate
Arc-shaped regulating tank, bottom support plate are arranged in the lower section of top support plate, are connected between the two by several springs, revolved
Bar assembly includes spinner handle, the first spinner handle support, the second spinner handle support, driving gear and driven gear, the number of the first spinner handle support
Amount is two, and two the first spinner handle supports and the second spinner handle support are each attached in bottom support plate, the rotatable fixation of spinner handle
Between two the first spinner handle supports and the second spinner handle support is passed through, the second spinner handle support is located at the center of spinner handle, spinner handle
It is equipped with the hand of spiral opposite the first screw thread and the second screw thread, the first screw thread and the second screw thread are located at the second spinner handle support
Two sides, the quantity of the sliding block is two, and the both ends of spinner handle are each passed through two sliding blocks and are threadedly engaged with sliding block, sliding
Block bottom is slidably disposed on the sliding slot of bottom support plate, and driving gear and driven gear are sector gear, driven tooth
Wheel is fixed at spinner handle center and is located in the second spinner handle support, and driving gear is rotatably arranged on the second rotation by connecting rod
In rod bearing, driving gear is meshed with driven gear, and the exposed junction of connecting rod is equipped with the swivelling chute of regular hexagon structure；The cunning
The upper surface of block is outwardly projecting to be equipped with the adjusting block that section is arc-shaped structure.
Above-mentioned a kind of bus duct jack box, wherein the prong mechanisms include prong mechanisms shell and several pins, institute
Stating pin includes binding post, plugboard, demarcation plate and fixed plate, and binding post includes binding post pedestal and terminal body, wiring
Column body normal is fixed on binding post pedestal, and making binding post integrally is in inverted T-shaped structure；Plugboard includes two plugboard masters
Body and first connecting plate, two plugboard main body mirror images are fixed on the first connection board ends, and the first connecting plate is passed through and connect
Terminal main body is arranged on binding post pedestal, and plugboard main body includes the first plugboard, the second plugboard, third plugboard and connects
Touch panel, the first plugboard is vertical to be fixed on the first connecting plate, and the second plugboard is intilted to be fixed on the first plugboard
On, third plugboard is fixed on the second plugboard, and third plugboard is parallel to each other with the first plugboard, and contact plate is fixed on
On the inner wall of third plugboard, the thickness of contact plate is gradually increased from top to bottom, and the bottom of contact plate is equipped with lead angle；Demarcation plate
Shape, size are identical as the first connecting plate, and demarcation plate passes through terminal body and is arranged on the first connecting plate；Fixed plate includes two
A fixed plate main body and second connecting plate, shape, the size of the second connecting plate are identical as demarcation plate, and the second connecting plate passes through
Terminal body is arranged on demarcation plate, and fixed plate main body is bending plate, and two fixed plate main body mirror images are fixed on the second company
Fishplate bar two sides, the fitting of fixed plate main body are pressed on the outer wall of plugboard main body；
The prong mechanisms shell includes upper housing and lower case, and lower case is equipped with several binding post fixing grooves, wiring
The quantity of column fixing groove and the quantity of pin are identical, and it is logical that the two sides of each binding post fixing groove are respectively equipped with first grafting
Road, the first grafting channel are used for across plugboard main body and fixed plate main body, upper housing be equipped with several second grafting channel and
The quantity in third grafting channel, the second grafting channel and third grafting channel is identical as pin, and the second grafting channel is located at third
Above grafting channel, the position in third grafting channel is corresponding with the position of binding post fixing groove, and third grafting channel is for pressing
Fixed piece on earpiece is closed, the second grafting channel is used for across terminal body；
In the prefabricated binding post fixing groove for being weldingly fixed on lower case of binding post pedestal, pin, demarcation plate and fixed plate according to
The secondary terminal body that passes through is arranged, then upper housing is pressed together in lower case, is fixed by several clamping screws.
A kind of above-mentioned bus duct jack box, wherein the contact plate upper thickness be h1, contact plate lower part with a thickness of
H2, h2=1.5*h1.
Above-mentioned a kind of bus duct jack box, wherein the angle of the lead angle is 45 °.
Above-mentioned a kind of bus duct jack box, wherein the angle a between second plugboard and the first plugboard is
160-170°。
Above-mentioned a kind of bus duct jack box, wherein the length of first plugboard is L1, the length of the second plugboard
For L2, L1=L2.
Beneficial effects of the present invention are：
The present invention is used cooperatively with bus groove body, and bus groove body includes two cover boards, two side plates and several busbars,
Two side plates are vertical to be fixed between two cover boards, and busbar is fixed on the cavity that side plate and cover board surround by busbar bracket
In, the cover board is U-shaped structure, and cover board is equipped with interface, and it is n shape that a section is respectively equipped on two side plates of cover board
Pressing plate, two pressing plates are located at the two sides of interface；
It is dismountable by rotating among the space that the retaining mechanism insertion pressing plate and cover board of jack box are formed when installation
Handle makes link rotatable, and the end face of handle is positive hexagonal structure, and swivelling chute clearance fit, to drive two sliding blocks simultaneously
It is displaced outwardly, jacks up top support plate upwards, until remove handle after handle can not rotate, by bolt by top braces
Secondary fixation is carried out between plate and the side wall of cover board.
Jack box of the present invention and Special bus duct main body cooperate, and installation is simple, and easy to operate, stability is good, safety
Reliably；
At the same time, prong mechanisms of the invention are an integral structure, and monoblock type is fixed on jack box bottom, are not necessarily to picture
Traditional pin equally carried out by bolt it is internal fixed, being mounted in jack box with monoblock type, stability is good, dismounting side
Just, more securely and reliably.
Detailed description of the invention
Fig. 1 is cross-sectional view of the present invention.
Fig. 2 is jack box bottom view of the present invention.
Fig. 3 is spinner handle transmission diagram of the present invention.
Fig. 4 is prong mechanisms cross-sectional view of the present invention.
Fig. 5 is pin cross-sectional view of the present invention,
Fig. 6 is prong mechanisms case fragmentation figure of the present invention.
Fig. 7 is contact plate structure chart of the present invention.
Fig. 8 is the installation diagram of the present invention with bus groove body.
Fig. 9 is grip structure figure of the present invention.
Specific embodiment
Clear to be more clear technical solution of the present invention, the present invention is described further with reference to the accompanying drawing,
The technical characteristic of any pair of technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
Appended drawing reference
Bus groove body 1, jack box 2, cover board 3, side plate 4, busbar 5, pressing plate 6, cabinet 8, prong mechanisms 9, retaining mechanism
10, handle 11, top support plate 31, bottom support plate 32, sliding block 33, spring 35, grafting block 36, regulating tank 37, spinner handle 39,
One spinner handle support 310, the second spinner handle support 311, driving gear 312, driven gear 313, the first screw thread 314, the second screw thread
315, connecting rod 316, swivelling chute 317, prong mechanisms shell 21, pin 22, binding post 23, plugboard 24, demarcation plate 25, fixed plate
26, binding post pedestal 27, terminal body 28, plugboard main body 210, the first connecting plate 211, the first plugboard 212, second are inserted
Fishplate bar 213, third plugboard 214, contact plate 215, lead angle 216, fixed plate main body 217, the second connecting plate 218, upper housing
219, lower case 220, binding post fixing groove 221, the first grafting channel 222, the second grafting channel 223, third grafting channel
224, clamping screw 225.
As shown in the figure
A kind of bus duct jack box, including cabinet 8, prong mechanisms 9 and retaining mechanism 10, prong mechanisms are fixed on cabinet
Bottom, the quantity of retaining mechanism are two, two retaining mechanisms it is opposite the bottom of box is set, positioned at the two of prong mechanisms
Side；The retaining mechanism includes top support plate 31, bottom support plate 32, sliding block 33, spinner handle component, spring 35, top braces
Plate is fixed below cabinet, is set on the upper surface of top support plate there are two grafting block 36, the following table of top support plate is inward-facing
Formation one arc-shaped regulating tank 37 of recess, bottom support plate are arranged in the lower section of top support plate, pass through between the two
Several springs are connected, and spinner handle component includes spinner handle 39, the first spinner handle support 310, the second spinner handle support 311, driving gear 312
With driven gear 313, the quantity of the first spinner handle support is two, and two the first spinner handle supports and the second spinner handle support are each attached to
In bottom support plate, spinner handle is rotatable to be fixed between two the first spinner handle supports and passes through the second spinner handle support, and second
Spinner handle support is located at the center of spinner handle, and spinner handle is equipped with opposite the first screw thread 314 and the second screw thread 315 of the hand of spiral, the
One screw thread and the second screw thread are located at the two sides of the second spinner handle support, and the quantity of the sliding block is two, the both ends point of spinner handle
It two sliding blocks and Chuan Guo not be threadedly engaged with sliding block, slider bottom is slidably disposed on the sliding slot of bottom support plate, main
Moving gear and driven gear are sector gear, and driven gear is fixed at spinner handle center and is located in the second spinner handle support, main
Moving gear is rotatably arranged in the second spinner handle support by connecting rod 316, and driving gear is meshed with driven gear, connecting rod
Exposed junction is equipped with the swivelling chute 317 of regular hexagon structure；The outwardly projecting section that is equipped in the upper surface of the sliding block is arc-shaped
The adjusting block of structure；
The prong mechanisms include include prong mechanisms shell 21 and several pins 22, the pin include binding post 23,
Plugboard 24, demarcation plate 25 and fixed plate 26, binding post include binding post pedestal 27 and terminal body 28, and terminal body hangs down
Straight is fixed on binding post pedestal, and making binding post integrally is in inverted T-shaped structure；Plugboard includes two 210 Hes of plugboard main body
One the first connecting plate 211, two plugboard main body mirror images are fixed on the first connection board ends, and the first connecting plate passes through wiring
Column main body is arranged on binding post pedestal, and plugboard main body includes the first plugboard 212, the second plugboard 213, third plugboard
214 and contact plate 215, the first plugboard is vertical to be fixed on the first connecting plate, and the second plugboard is intilted to be fixed on
On first plugboard, third plugboard is fixed on the second plugboard, and third plugboard is parallel to each other with the first plugboard, connects
Touch panel is fixed on the inner wall of third plugboard, and the thickness of contact plate is gradually increased from top to bottom, and the bottom of contact plate, which is equipped with, leads
Angle 216, contact plate upper thickness are h1, and contact plate lower part is 45 ° with a thickness of h2, h2=1.5*h1, the angle of lead angle, and second inserts
Angle a between fishplate bar and the first plugboard is 160-170 °, and the length of the first plugboard is L1, and the length of the second plugboard is
L2, L1=L2；Shape, the size of demarcation plate are identical as the first connecting plate, and demarcation plate passes through terminal body and is arranged in the first company
On fishplate bar；Fixed plate includes two fixed plate main bodys 217 and second connecting plate 218, the shape of the second connecting plate, size with
Demarcation plate is identical, and the second connecting plate passes through terminal body and is arranged on demarcation plate, and fixed plate main body is bending plate, two fixations
Plate main body mirror image is fixed on the second connecting plate two sides, and the fitting of fixed plate main body is pressed on the outer wall of plugboard main body；
The prong mechanisms shell includes upper housing 219 and lower case 220, and lower case is equipped with several binding post fixing grooves
221, the quantity of binding post fixing groove and the quantity of pin are identical, and the two sides of each binding post fixing groove are respectively equipped with one first
Grafting channel 222, the first grafting channel are used for across plugboard main body and fixed plate main body, and upper housing is equipped with several second and inserts
The quantity in connection road 223 and third grafting channel 224, the second grafting channel and third grafting channel is identical as pin, and second inserts
It connects road to be located above third grafting channel, the position in third grafting channel is corresponding with the position of binding post fixing groove, third
Grafting channel is used for for pressing fixed piece on earpiece, the second grafting channel across terminal body；
In the prefabricated binding post fixing groove for being weldingly fixed on lower case of binding post pedestal, pin, demarcation plate and fixed plate according to
The secondary terminal body that passes through is arranged, then upper housing is pressed together in lower case, is fixed by several clamping screws 225.
Bus groove body 1 includes two cover boards, 3, two side plates 4 and several busbars 5, two side plates it is vertical be fixed on two
Between a cover board, busbar is fixed in the cavity that side plate and cover board surround by busbar bracket, and the cover board is U-shaped structure, lid
Plate is equipped with interface, and the pressing plate 6 that a section is n shape is respectively equipped on two side plates of cover board, and two pressing plates are located at
The outside of the two sides of interface, the side plate is equipped with several heat sink strips 7；
Among the space that the retaining mechanism insertion pressing plate and cover board of the jack box 2 are formed, by rotating removably handle
Hand 11 makes link rotatable, so that two sliding blocks be driven to be displaced outwardly simultaneously, jacks up top support plate upwards, until handle can not
After rotation, handle is removed, secondary fixation, the end of the handle will be carried out by bolt between top support plate and the side wall of cover board
Face is positive hexagonal structure, with swivelling chute clearance fit.
Claims (6)
1. a kind of bus duct jack box, it is characterized in that, including cabinet, prong mechanisms and retaining mechanism, prong mechanisms are fixed on
The bottom of box, the quantity of retaining mechanism are two, two retaining mechanisms it is opposite the bottom of box is set, positioned at prong mechanisms
Two sides；The retaining mechanism includes top support plate, bottom support plate, sliding block, spinner handle component, spring, and top support plate is fixed
Below cabinet, set on the upper surface of top support plate there are two grafting block, the shape that the lower surface of top support plate is recessed inwardly
At an arc-shaped regulating tank, the lower section of top support plate is arranged in, between the two by several spring phases in bottom support plate
Connection, spinner handle component includes spinner handle, the first spinner handle support, the second spinner handle support, driving gear and driven gear, the first spinner handle branch
The quantity of seat is two, and two the first spinner handle supports and the second spinner handle support are each attached in bottom support plate, and spinner handle is rotatable
Be fixed between two the first spinner handle supports and pass through the second spinner handle support, the second spinner handle support is located at the center of spinner handle
Place, spinner handle are equipped with opposite the first screw thread and the second screw thread of the hand of spiral, and the first screw thread and the second screw thread are located at second
The two sides of spinner handle support, the quantity of the sliding block are two, the both ends of spinner handle be each passed through two sliding blocks and with sliding block screw thread
Cooperation, slider bottom are slidably disposed on the sliding slot of bottom support plate, and driving gear and driven gear are sector gear,
Driven gear is fixed at spinner handle center and is located in the second spinner handle support, and driving gear is rotatably arranged on by connecting rod
In second spinner handle support, driving gear is meshed with driven gear, and the exposed junction of connecting rod is equipped with the swivelling chute of regular hexagon structure；
The upper surface of the sliding block is outwardly projecting to be equipped with the adjusting block that section is arc-shaped structure.
2. a kind of bus duct jack box as described in claim 1, it is characterized in that, the prong mechanisms include prong mechanisms shell
Body and several pins, the pin include binding post, plugboard, demarcation plate and fixed plate, binding post include binding post pedestal and
Terminal body, terminal body is vertical to be fixed on binding post pedestal, and making binding post integrally is in inverted T-shaped structure；Plugboard
Including two plugboard main bodys and first connecting plate, two plugboard main body mirror images are fixed on the first connection board ends,
First connecting plate passes through terminal body and is arranged on binding post pedestal, and plugboard main body includes the first plugboard, the second grafting
Plate, third plugboard and contact plate, the first plugboard is vertical to be fixed on the first connecting plate, and the second plugboard is intilted
It is fixed on the first plugboard, third plugboard is fixed on the second plugboard, and third plugboard and the first plugboard are mutual
In parallel, contact plate is fixed on the inner wall of third plugboard, and the thickness of contact plate is gradually increased from top to bottom, the bottom of contact plate
Equipped with lead angle；Shape, the size of demarcation plate are identical as the first connecting plate, and demarcation plate passes through terminal body and is arranged in the first connection
On plate；Fixed plate includes two fixed plate main bodys and second connecting plate, shape, size and the demarcation plate phase of the second connecting plate
Together, the second connecting plate passes through terminal body and is arranged on demarcation plate, and fixed plate main body is bending plate, two fixed plate polygonal mirror main bodies
Picture is fixed on the second connecting plate two sides, and the fitting of fixed plate main body is pressed on the outer wall of plugboard main body；
The prong mechanisms shell includes upper housing and lower case, and lower case is equipped with several binding post fixing grooves, and binding post is solid
The quantity for determining slot is identical as the quantity of pin, and the two sides of each binding post fixing groove are respectively equipped with a first grafting channel, the
One grafting channel is used for across plugboard main body and fixed plate main body, and upper housing is equipped with several second grafting channel and third is inserted
The quantity in connection road, the second grafting channel and third grafting channel is identical as pin, and it is logical that the second grafting channel is located at third grafting
Above road, the position in third grafting channel is corresponding with the position of binding post fixing groove, and third grafting channel is for pressing fixation
Pin, the second grafting channel are used for across terminal body；
In the prefabricated binding post fixing groove for being weldingly fixed on lower case of binding post pedestal, pin, demarcation plate and fixed plate are successively worn
Terminal body setting is crossed, then upper housing is pressed together in lower case, is fixed by several clamping screws.
3. a kind of bus duct jack box as claimed in claim 2, it is characterized in that, the contact plate upper thickness is h1, is connect
Touch panel lower part is with a thickness of h2, h2=1.5*h1.
4. a kind of bus duct jack box as claimed in claim 2, it is characterized in that, the angle of the lead angle is 45 °.
5. a kind of bus duct jack box as claimed in claim 2, it is characterized in that, second plugboard and the first plugboard
Between angle a be 160 ° -170 °.
6. a kind of bus duct jack box as claimed in claim 2, it is characterized in that, the length of first plugboard is L1,
The length of second plugboard is L2, L1=L2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459967.XA CN107086523B (en) | 2017-06-17 | 2017-06-17 | A kind of bus duct jack box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459967.XA CN107086523B (en) | 2017-06-17 | 2017-06-17 | A kind of bus duct jack box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107086523A CN107086523A (en) | 2017-08-22 |
| CN107086523B true CN107086523B (en) | 2018-11-30 |
Family
ID=59605642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710459967.XA Active CN107086523B (en) | 2017-06-17 | 2017-06-17 | A kind of bus duct jack box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107086523B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732826A (en) * | 2017-10-09 | 2018-02-23 | 江苏大浪电气集团有限公司 | A kind of tube type bus groove locking device |
| CN108134355B (en) * | 2017-12-15 | 2023-06-13 | 伊顿母线(江苏)有限公司 | Bus duct jack box locking device |
| CN113422265B (en) * | 2021-06-09 | 2022-04-19 | 镇江易拓电气有限公司 | Sliding insertion type bus duct |
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| US4421367A (en) * | 1981-07-29 | 1983-12-20 | Westinghouse Electric Corp. | Grounding spring for bus duct plug-in units |
| CN201044338Y (en) * | 2007-06-07 | 2008-04-02 | 白元 | Low-voltage withdrawing distribution box conductive plug-in connecting component |
| CN201226434Y (en) * | 2008-05-16 | 2009-04-22 | 镇江市中远电气有限公司 | Inserting apparatus for bus slot |
| CN102377144A (en) * | 2011-09-30 | 2012-03-14 | 江苏润圣电气有限公司 | Interlocking mechanism of jack box |
| CN203932909U (en) * | 2014-06-11 | 2014-11-05 | 广东卓亚电气实业有限公司 | One busway inserting case interlocking device |
| CN205753293U (en) * | 2016-05-17 | 2016-11-30 | 向荣集团有限公司 | The busway inserting case that a kind of easy installation is connected firmly |
| CN106848965A (en) * | 2017-03-31 | 2017-06-13 | 鼎圣电气有限公司 | A kind of high safety performance busway inserting case |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8939787B2 (en) * | 2012-08-27 | 2015-01-27 | Schneider Electric USA, Inc. | Dual material ground clip for a busway plug in unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4421367A (en) * | 1981-07-29 | 1983-12-20 | Westinghouse Electric Corp. | Grounding spring for bus duct plug-in units |
| CN201044338Y (en) * | 2007-06-07 | 2008-04-02 | 白元 | Low-voltage withdrawing distribution box conductive plug-in connecting component |
| CN201226434Y (en) * | 2008-05-16 | 2009-04-22 | 镇江市中远电气有限公司 | Inserting apparatus for bus slot |
| CN102377144A (en) * | 2011-09-30 | 2012-03-14 | 江苏润圣电气有限公司 | Interlocking mechanism of jack box |
| CN203932909U (en) * | 2014-06-11 | 2014-11-05 | 广东卓亚电气实业有限公司 | One busway inserting case interlocking device |
| CN205753293U (en) * | 2016-05-17 | 2016-11-30 | 向荣集团有限公司 | The busway inserting case that a kind of easy installation is connected firmly |
| CN106848965A (en) * | 2017-03-31 | 2017-06-13 | 鼎圣电气有限公司 | A kind of high safety performance busway inserting case |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107086523A (en) | 2017-08-22 |
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