CN202633861U - Bus duct jack box locking device - Google Patents
Bus duct jack box locking device Download PDFInfo
- Publication number
- CN202633861U CN202633861U CN 201220037379 CN201220037379U CN202633861U CN 202633861 U CN202633861 U CN 202633861U CN 201220037379 CN201220037379 CN 201220037379 CN 201220037379 U CN201220037379 U CN 201220037379U CN 202633861 U CN202633861 U CN 202633861U
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- shaped
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Abstract
Disclosed is a bus duct jack box locking device, comprising deflectors symmetrically arranged at the bottom of the panels at two sides of the jack box and used for cooperating with rib plates at two sides of the bus duct housing in a sliding and clamping manner, right angle bending boards symmetrically arranged at the lower portion of the front and rear panels of the jack box, and pressure plates and hook plates which are matched with every right angle bending board, wherein the pressure plates are fixedly arranged upon the right angle bending board; two ends of the pressure plates are provided with positioning baffle plates which bend downward at 90 degrees and are clamped with the housing rib plates for positioning; the hook plate is suspended at the outboard of the housing rib plate via a fastening bolt penetrating the right angle bending board; the hook plate is provided with a hook groove which is clamped and locked with the lower convex rib of the housing rib plate; the jack box and the bus duct housing realize accurate positioning plugging via the deflectors and the pressure plates; and the hook plates are driven by the rotation of the fastening bolt to buckle with the lower convex rib, thereby realizing the rapid locking and butt joint with the bus duct. The bus duct jack box locking device of the utility model features simple structure, low cost, great interchangeability, convenient mounting and dismounting, and stable and reliable performance.
Description
Technical field
The utility model relates to the annex of the bus duct in low-voltage complete switch and the control appliance, especially for a kind of retaining mechanism of fixing bus duct shunting jack box and bus duct, specifically a kind of device for locking busway inserting case.
Background technology
At present, bus duct power supply tap is main with plug-in type current divider box (abbreviation jack box) mainly, and jack box plays the usefulness of distributing electric energy in the low-voltage bus bar tank systems.Because jack box will possess regular human-machine operation function, so its fail safe and reliability just seem and be even more important, so moreover since often its installation capability of operation require also than higher with maintainable.After jack box is plugged on the bus duct under the normal condition, to guarantee that at first it is connected with the reliable of bus groove case, and also should be able to stand the effect of various normal external force after connecting and unlikely distortion comes off.Also to consider simultaneously the needs safeguarded, guarantee jack box peg graft reliable, installs simple and easy, minimizing installation and maintenance workload.In the prior art, the mounting means of jack box on bus duct mainly contains: one type is that jack box shell and bus groove case are directly joined brill with bolt, and the advantage of doing like this is more firm, but installation is complicated, interchangeability is poor, be unfavorable for regular maintenance; Other has the locking device that adopts a cover to be installed in the movable clamp form of the lonely groove of chest shell band, this mode advantage be install simple, but its long operational time loosening easily, and complex structure, stability are not high.
Summary of the invention
The utility model technical problem to be solved is to above-mentioned prior art present situation, has a kind of device for locking busway inserting case simple in structure, that cost is low, interchangeability is strong, convenient for installation and maintenance and safe and reliable and provide.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of device for locking busway inserting case; This device comprises that symmetry is installed in the friction tight guide plate of gusset slip clamp with the bus groove case both sides that is used for of panel bottom surface, jack box both sides, and symmetry is installed in the angle block of right angle of jack box front and back panel bottom and pressing plate and the hook plate equipped mutually with each angle block of right angle; The pressing plate crosswise fixed is installed on the angle block of right angle; And pressing plate outer side edges two ends are shaped on downward bending 90 degree and the housing both sides gusset positioning baffle of fastening position mutually; Hook plate is suspended in the housing gusset outside through being located in fastening bolt on the angle block of right angle, and hook plate is shaped on and the following convex tendon of the housing gusset hook groove that closes of kayser mutually; Jack box is accurately located grafting through guide plate and pressing plate and bus groove case, and drives on hook plate and the following convex tendon drag hook through the rotation fastening bolt and buckle, and realization is docked with the quick locking of bus duct.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned guide plate is shaped on level board and is connected level board inner side edge two ends to extending below the guiding claw that has guide angle; The level board of guide plate closely fixes through mounting screw and jack box side panel bottom surface, and the guiding claw slides to clamp with housing gusset outer surface and matches.
Above-mentioned guiding claw front portion is shaped on the guide part of diagonally extending, guide part formed and the housing gusset between have 15 the degree to 20 the degree guide angle.
Vertical plate of above-mentioned angle block of right angle and jack box panel are close to and are fixed; The bottom surface of the transverse plate of angle block of right angle and jack box panel baseplane are on same horizontal plane; Hook plate is connected by fastening bolt to be hung below transverse plate, and pressing plate overlays on transverse plate and is connected to a fixed through fastening bolt and angle block of right angle.
Above-mentioned pressing plate outer side edges is being shaped on the inner splint that can be entrapped between the gusset of bus groove case both sides between the positioning baffle of two ends, be formed with the location clip slot of fovea superior between inner splint and positioning baffle, and the location, top of housing gusset is entrapped in the clip slot of location.
Above-mentioned hook plate comprises the arm-tie of inverted "L" shaped structure and extends the gib head plate that bending constitutes by the L shaped riser of arm-tie to the opposite direction of L shaped transverse slat and form; Gib head plate symmetry is shaped on the bending that makes progress and cooperates the lug that forms above-mentioned hook groove with L shaped riser, and hook plate is connected with fastening bolt through L shaped transverse slat.
Be shaped on fastening bolt on the above-mentioned L shaped transverse slat and wear the through hole of joining, and the bottom surface of L shaped transverse slat and the coaxial locknut that is fixedly welded with of through hole, locknut matches with the fastening bolt spiral.
The plate face of above-mentioned positioning baffle and the plate face of housing gusset are perpendicular, and the inner side edge of positioning baffle and housing gusset locator card are joined, and hook plate is positioned at inner plate surface one side of positioning baffle, and the outer side edges of hook plate matches with positioning baffle inner plate surface slide-and-guide.
Above-mentioned each angle block of right angle suspention has two hook plates, and two hook plates lateral surface that is suspended in housing two gussets that is symmetrically distributed matches with positioning baffle inner plate surface slide-and-guide.
Compared with prior art; The utility model is equipped with in the jack box bottom with the guide plate of 15 degree to 20 degree guide angles; Jack box and bus duct are pegged graft locatees; This locking device also has and the gusset of the bus groove case both sides pressing plate of fastening position mutually simultaneously, thereby accuracy and agility can guarantee grafting the time.The utility model symmetric arrangement is fitted with four hook plates; Can make the following convex tendon fastening of the hook groove and bus groove case two gussets of hook plate through the fastening bolt of screwing; Reach the purpose that jack box and bus duct are locked fully, fastening bolt is just unscrewed and can easily jack box be taken off and when dismounting, need only.The utility model can realize the grafting location of jack box and bus duct, fixing or dismounting easily and have simple in structure, cost is low, interchangeability is strong, install and simply reach safe and reliable advantage.
Description of drawings
Fig. 1 is the three-dimensional assembly structure sketch map of the utility model;
Fig. 2 is the structural representation of hook plate and the bus groove case of the utility model when being unlocked;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the perspective view of guide plate among Fig. 1;
Fig. 5 is the perspective view of angle block of right angle among Fig. 1;
Fig. 6 is the perspective view of Fig. 1 center platen;
Fig. 7 is the perspective view of hook plate among Fig. 1;
Fig. 8 is the three-dimensional assembly structure sketch map of the utility model when being in locking state.
Embodiment
Embodiment to the utility model describes in further detail below in conjunction with accompanying drawing.
Fig. 1 to 8 is the structural representation of the utility model.
Reference numeral wherein is: jack box 1, bus duct 2, housing 21, gusset 211, following convex tendon 211a, guide plate 3, level board 31, guiding claw 32, guide part 321, angle block of right angle 4, vertical plate 41, transverse plate 42, pressing plate 5, positioning baffle 51, inner splint 52, location clip slot 53, hook plate 6, hook groove 6a, L shaped transverse slat 61, through hole 61a, L shaped riser 62, gib head plate 63, lug 631, fastening bolt 7, locknut 8.
Extremely shown in Figure 8 like Fig. 1; A kind of device for locking busway inserting case of the utility model; This device comprises that symmetry is installed in the friction tight guide plate 3 of gusset 211 slip clamp with bus duct 2 housings 21 both sides that is used for of panel bottom surface, jack box 1 both sides, and symmetry is installed in the angle block of right angle 4 of jack box 1 front and back panel bottom and pressing plate 5 and the hook plate 6 equipped mutually with each angle block of right angle 4; Pressing plate 5 crosswise fixed are installed on the angle block of right angle 4; And pressing plate 5 outer side edges two ends are shaped on downward bending 90 degree and housing 21 both sides gussets 211 positioning baffle 51 of fastening position mutually; Hook plate 6 is suspended in housing gusset 211 outsides through the fastening bolt 7 that is located on the angle block of right angle 4, and hook plate 6 is shaped on the hook groove 6a that closes of kayser mutually with the following convex tendon 211a of housing gusset 211; Jack box 1 is pegged graft through guide plate 3 and pressing plate 5 and bus groove case 21 accurate location, and goes up drag hook through rotation fastening bolt 7 drive hook plates 6 with following convex tendon 211a and buckle, and realizes docking with the quick locking of bus duct 2.Compare with traditional fastener, the utility model locking device is made up of guide plate 3, angle block of right angle 4, pressing plate 5 and hook plate 6 four big parts, and guide plate 3 can play convenient pegging graft and accurate location when jack box 1 docks with bus duct 2.Guide plate 3 symmetries are clamped in the dual-side of bus groove case 21, also have certain fixation.Pressing plate 5 and hook plate 6 connect into and have the mechanism that second locating clip presses tight function and locking function through being fixed on angle block of right angle 4 on the jack box 1; Hook plate 6 is suspended on housing gusset 211 outsides; Can be through the screwing or unscrewing of fastening bolt 7, be connected or dismantle with 21 lockings of bus duct 2 housings easily and get loose.It is time saving and energy saving that the utility model is simple for structure, cost of manufacture is low, interchangeability is strong, easy installation and removal has, the high and safe and reliable characteristics of efficient.
Among the embodiment, as shown in Figure 4, guide plate 3 is shaped on level board 31 and is connected level board 31 inner side edge two ends to extending below the guiding claw 32 that has guide angle; The level board 31 of guide plate 3 closely fixes through mounting screw and jack box 1 side panel bottom surface, and guiding claw 32 slides to clamp with housing gusset 211 outer surfaces and matches.
The guide plate 3 of the utility model has the guide angle of 15 degree to 20 degree; When jack box 1 is pegged graft with bus duct 2; The guide part 321 of the guide plate 3 of two symmetries is the splayed opening; Bus duct 2 housing gussets 211 are slipped into and with guide plate 3 clamping engagement, thereby more help realizing jack box 1 and bus duct 2 apace, location and installation exactly.
Among the embodiment; From Fig. 2, Fig. 3 and Fig. 5, can find out; Vertical plate 41 of angle block of right angle 4 is close to jack box 1 panel and is fixed; The bottom surface of the transverse plate 42 of angle block of right angle 4 and jack box 1 panel baseplane are on same horizontal plane, and hook plate 6 is connected by fastening bolt 7 to be hung below transverse plate 42, and pressing plate 5 overlays on transverse plate 42 and is connected to a fixed through fastening bolt 7 and angle block of right angle 4.As shown in Figure 5, the vertical plate 41 and the transverse plate 42 of angle block of right angle 4 are shaped on two pilot holes respectively, and pilot hole and jack box 1 that angle block of right angle 4 can adopt bolt to pass vertical plate 41 fix, and pressing plate 5 is compressed by fastening bolt 7 and is connected on the transverse plate 42.
Among the embodiment; As shown in Figure 6; Pressing plate 5 outer side edges are being shaped on the inner splint 52 that can be entrapped between the bus groove case 21 both sides gussets 211 between the two ends positioning baffle 51; 51 of inner splint 52 and positioning baffles are formed with the location clip slot 53 of fovea superior, and the location, top of housing gusset 211 is entrapped in the clip slot 53 of location.
As shown in Figure 7; The hook plate 6 of the utility model comprises the arm-tie of inverted "L" shaped structure and extends the gib head plate 63 that bending constitutes by the L shaped riser 62 of arm-tie to the opposite direction of L shaped transverse slat 61 and form; Gib head plate 63 symmetries are shaped on the bending that makes progress and cooperate the lug 631 that forms above-mentioned hook groove 6a with L shaped riser 62, and hook plate 6 is connected with fastening bolt 7 through L shaped transverse slat 61.
Be shaped on fastening bolt 7 on the L shaped transverse slat 61 and wear the through hole 61a that joins, and the bottom surface of L shaped transverse slat 61 and the coaxial locknut 8 that is fixedly welded with of through hole 61a, locknut 8 matches with fastening bolt 7 spirals.
The hook plate 6 of the utility model is fixedly welded with the locknut 8 that cooperates with fastening bolt 7; Adopt the mode of welding to have characteristics simply and easily; And locknut 8 welding back and hook plate 6 link into an integrated entity and can prevent that in the installation or removal process locknut 8 from falling in the miscellaneous equipment; Also can save time simultaneously, reduce the work step for installation.
Among the embodiment; The plate face of the positioning baffle 51 of the utility model and the plate face of housing gusset 211 are perpendicular; The inner side edge of positioning baffle 51 and housing gusset 211 locator cards are joined; Hook plate 6 is positioned at inner plate surface one side of positioning baffle 51, and the outer side edges of hook plate 6 matches with positioning baffle 51 inner plate surface slide-and-guides.
4 suspentions of each angle block of right angle have two hook plates 6, and two hook plates 6 lateral surface that is suspended in 21 liang of gussets 211 of housing that is symmetrically distributed matches with positioning baffle 51 inner plate surface slide-and-guides.
The utility model is fitted with 6, four hook plate symmetries of four hook plates altogether and is uniformly distributed with the locking positioning that can realize jack box 1 and bus duct 2 better, positioning baffle 51 hook plate about in the of 6 Shi Neng play the effect of guiding.
Fig. 8 is the perspective view after jack box and the bus duct locking; When the utility model inserts bus duct 2 at jack box 1; Guide plate 3 and pressing plate 5 all with the accurate fastening positions mutually of bus duct 2 housing gussets 211, along with tightening of fastening bolt 7, hook plate 6 moves on steady the spacing guide effect of positioning baffle 51 under; Final hook plate 6 can make the following convex tendon 211a of housing gusset 211 snap onto among the hook groove 6a of hook plate 6, and makes jack box 1 and bus duct 2 lockings.
On the contrary, along with unclamping of fastening bolt 7, hook plate 6 constantly moves down under the promotion of fastening bolt 7, finally can make the hook groove 6a of hook plate 6 break away from the following convex tendon 211a of housing gusset 211, makes jack box 1 break away from bus duct 2 bodies.
The most preferred embodiment of the utility model is illustrated, and various variations of being made by those of ordinary skills or remodeling can not break away from the scope of the utility model.
Claims (8)
1. device for locking busway inserting case; It is characterized in that: this device comprises that symmetry is installed in the friction tight guide plate of gusset (211) slip clamp (3) of being used for of panel bottom surface, jack box (1) both sides and bus duct (2) housing (21) both sides, and symmetry is installed in the angle block of right angle (4) of jack box (1) front and back panel bottom and pressing plate (5) and the hook plate (6) equipped mutually with each angle block of right angle (4); Said pressing plate (5) crosswise fixed is installed on the angle block of right angle (4); And pressing plate (5) outer side edges two ends are shaped on downward bending 90 degree and housing (21) both sides gussets (211) positioning baffle of fastening position (51) mutually; Said hook plate (6) is suspended in housing gusset (211) outside through being located in fastening bolt (7) on the angle block of right angle (4), and hook plate (6) is shaped on and the following convex tendon (211a) of housing gusset (211) the hook groove (6a) that closes of kayser mutually; Said jack box (1) is pegged graft with the accurate location of bus groove case (21) through guide plate (3) and pressing plate (5), and goes up drag hook through rotation fastening bolt (7) drive hook plate (6) and following convex tendon (211a) and buckle, and realizes docking with the quick locking of bus duct (2).
2. a kind of device for locking busway inserting case according to claim 1 is characterized in that: described guide plate (3) is shaped on level board (31) and is connected level board (31) inner side edge two ends to extending below the guiding claw (32) that has guide angle; The level board (31) of guide plate (3) closely fixes through mounting screw and jack box (1) side panel bottom surface, and said guiding claw (32) slides to clamp with housing gusset (211) outer surface and matches.
3. a kind of device for locking busway inserting case according to claim 2; It is characterized in that: described guiding claw (32) front portion is shaped on the guide part (321) of diagonally extending, guide part (321) formed and housing gusset (211) between have 15 the degree to 20 the degree guide angle.
4. a kind of device for locking busway inserting case according to claim 3; It is characterized in that: vertical plate (41) of described angle block of right angle (4) and jack box (1) panel are close to and are fixed; The bottom surface of the transverse plate (42) of angle block of right angle (4) and jack box (1) panel baseplane are on same horizontal plane; Said hook plate (6) is connected by fastening bolt (7) to be hung in the below of transverse plate (42), and said pressing plate (5) overlays at transverse plate (42) and upward is connected to a fixed through fastening bolt (7) and angle block of right angle (4).
5. a kind of device for locking busway inserting case according to claim 4; It is characterized in that: described pressing plate (5) outer side edges is being shaped on the inner splint (52) that can be entrapped between bus groove case (21) the both sides gussets (211) between the two ends positioning baffle (51); Be formed with the location clip slot (53) of fovea superior between inner splint (52) and positioning baffle (51), the location, top of said housing gusset (211) is entrapped in the location clip slot (53).
6. a kind of device for locking busway inserting case according to claim 5; It is characterized in that: described hook plate (6) comprises the arm-tie of inverted "L" shaped structure and is made up of to the gib head plate (63) of the opposite direction extension bending formation of L shaped transverse slat (61) the L shaped riser (62) of arm-tie; Said gib head plate (63) symmetry is shaped on upwards bending cooperates the above-mentioned hook groove of formation (6a) with L shaped riser (62) lug (631), and said hook plate (6) is connected with fastening bolt (7) through L shaped transverse slat (61).
7. a kind of device for locking busway inserting case according to claim 6; It is characterized in that: be shaped on fastening bolt (7) on the described L shaped transverse slat (61) and wear the through hole (61a) of joining; And the bottom surface of L shaped transverse slat (61) and the coaxial locknut (8) that is fixedly welded with of through hole (61a), said locknut (8) matches with fastening bolt (7) spiral.
8. a kind of device for locking busway inserting case according to claim 7; It is characterized in that: the plate face of the plate face of described positioning baffle (51) and housing gusset (211) is perpendicular; The inner side edge of positioning baffle (51) and housing gusset (211) locator card are joined; Said hook plate (6) is positioned at inner plate surface one side of positioning baffle (51), and the outer side edges of hook plate (6) matches with positioning baffle (51) inner plate surface slide-and-guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220037379 CN202633861U (en) | 2012-02-07 | 2012-02-07 | Bus duct jack box locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220037379 CN202633861U (en) | 2012-02-07 | 2012-02-07 | Bus duct jack box locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202633861U true CN202633861U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220037379 Expired - Fee Related CN202633861U (en) | 2012-02-07 | 2012-02-07 | Bus duct jack box locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202633861U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515897A (en) * | 2013-10-24 | 2014-01-15 | 向荣集团有限公司 | Intensive busway |
| CN103560453A (en) * | 2013-09-29 | 2014-02-05 | 江苏金华厦电气有限公司 | Clamping plate for rapidly fixing bus duct to plug box |
| CN103606869A (en) * | 2013-10-25 | 2014-02-26 | 江苏银佳企业集团有限公司 | Bus duct jack box |
| CN104682300A (en) * | 2013-11-28 | 2015-06-03 | 江苏中鹏电气有限公司 | Bus duct |
| CN106099799A (en) * | 2016-08-19 | 2016-11-09 | 宝亨新电气（集团）有限公司 | A kind of active type device for locking busway inserting case |
| CN106207907A (en) * | 2015-05-08 | 2016-12-07 | 江苏向荣电气有限公司 | Novel plugging case fixture |
| CN107294031A (en) * | 2017-06-17 | 2017-10-24 | 镇江市长江机电设备厂有限公司 | A kind of new energy-saving bus slot |
| CN108296125A (en) * | 2018-02-11 | 2018-07-20 | 贵州大东风机械股份有限公司 | A kind of application device suitable for ceramic filter green body |
| CN109494665A (en) * | 2017-09-11 | 2019-03-19 | 郭文艺 | A kind of novel jack box and the bus duct system using the jack box |
| CN109510143A (en) * | 2017-09-14 | 2019-03-22 | 郭文艺 | One kind patching case retaining mechanism |
| CN109904812A (en) * | 2019-03-27 | 2019-06-18 | 镇江西格玛电气有限公司 | A kind of safety-type bus duct digital display circuit |
| CN110661222A (en) * | 2019-10-29 | 2020-01-07 | 威腾电气集团股份有限公司 | Plug box installation interlocking structure |
| CN110752567A (en) * | 2019-10-29 | 2020-02-04 | 威腾电气集团股份有限公司 | Jack box with triple interlocking function |
| CN111864676A (en) * | 2019-04-28 | 2020-10-30 | 北京国电恒嘉科技产业集团有限公司 | Air type bus duct distribution sleeve joint plug box |
| CN112003216A (en) * | 2020-08-26 | 2020-11-27 | 江苏中顺电气有限公司 | Bus duct jack box based on mechanical interlocking structure |
| 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 |
-
2012
- 2012-02-07 CN CN 201220037379 patent/CN202633861U/en not_active Expired - Fee Related
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103560453A (en) * | 2013-09-29 | 2014-02-05 | 江苏金华厦电气有限公司 | Clamping plate for rapidly fixing bus duct to plug box |
| CN103515897A (en) * | 2013-10-24 | 2014-01-15 | 向荣集团有限公司 | Intensive busway |
| CN103606869A (en) * | 2013-10-25 | 2014-02-26 | 江苏银佳企业集团有限公司 | Bus duct jack box |
| CN104682300A (en) * | 2013-11-28 | 2015-06-03 | 江苏中鹏电气有限公司 | Bus duct |
| CN106207907A (en) * | 2015-05-08 | 2016-12-07 | 江苏向荣电气有限公司 | Novel plugging case fixture |
| CN106207907B (en) * | 2015-05-08 | 2018-05-08 | 江苏向荣电气有限公司 | Jack box fixing piece |
| CN106099799A (en) * | 2016-08-19 | 2016-11-09 | 宝亨新电气（集团）有限公司 | A kind of active type device for locking busway inserting case |
| CN107294031B (en) * | 2017-06-17 | 2019-06-11 | 镇江市长江机电设备厂有限公司 | A kind of energy-saving bus slot |
| CN107294031A (en) * | 2017-06-17 | 2017-10-24 | 镇江市长江机电设备厂有限公司 | A kind of new energy-saving bus slot |
| CN109494665B (en) * | 2017-09-11 | 2023-09-29 | 郭文艺 | Novel jack box and bus duct system using jack box |
| CN109494665A (en) * | 2017-09-11 | 2019-03-19 | 郭文艺 | A kind of novel jack box and the bus duct system using the jack box |
| CN109510143A (en) * | 2017-09-14 | 2019-03-22 | 郭文艺 | One kind patching case retaining mechanism |
| CN109510143B (en) * | 2017-09-14 | 2023-12-15 | 郭文艺 | Plug-in box locking mechanism |
| CN108296125A (en) * | 2018-02-11 | 2018-07-20 | 贵州大东风机械股份有限公司 | A kind of application device suitable for ceramic filter green body |
| CN108296125B (en) * | 2018-02-11 | 2023-11-14 | 贵州大东风机械股份有限公司 | Coating device suitable for ceramic filter body |
| CN109904812A (en) * | 2019-03-27 | 2019-06-18 | 镇江西格玛电气有限公司 | A kind of safety-type bus duct digital display circuit |
| CN111864676A (en) * | 2019-04-28 | 2020-10-30 | 北京国电恒嘉科技产业集团有限公司 | Air type bus duct distribution sleeve joint plug box |
| CN110661222A (en) * | 2019-10-29 | 2020-01-07 | 威腾电气集团股份有限公司 | Plug box installation interlocking structure |
| CN110752567A (en) * | 2019-10-29 | 2020-02-04 | 威腾电气集团股份有限公司 | Jack box with triple interlocking function |
| CN110752567B (en) * | 2019-10-29 | 2021-09-21 | 威腾电气集团股份有限公司 | Jack box with triple interlocking function |
| CN110661222B (en) * | 2019-10-29 | 2021-10-22 | 威腾电气集团股份有限公司 | Plug box installation interlocking structure |
| CN112003216A (en) * | 2020-08-26 | 2020-11-27 | 江苏中顺电气有限公司 | Bus duct jack box based on mechanical interlocking structure |
| 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 |
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