CN115411682A

CN115411682A - Interlocking device for bus duct jack box

Info

Publication number: CN115411682A
Application number: CN202211033465.8A
Authority: CN
Inventors: 郑立新; 王健; 王建平; 李成业
Original assignee: Zweig Electric Beijing Co ltd
Current assignee: Zweig Electric Beijing Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-11-29

Abstract

The utility model relates to an interlocking device for a bus duct jack box, which comprises two movable racks slidably connected on the outer bottom wall of the jack box, wherein the bus duct comprises a convex edge fixed at each corner of the bus duct, the side wall opposite to the two convex edges positioned at the top of the bus duct is provided with slots for inserting the corresponding movable racks, and the jack box is provided with a driving component for driving the two movable racks to move towards opposite directions; the side wall of the plug box is connected with two moving rods in a sliding manner, one ends of the two moving rods, which are far away from each other, are respectively fixed with a bending plate, the outer side of the bending plate is connected with a liftable side plate in a sliding manner, the bottom of the side plate is fixed with a clamping plate, and the convex edge is clamped between the bending plate and the clamping plate; be equipped with on the jack box and be used for driving the removal subassembly that two movable rods are close to each other, be equipped with between buckling plate and the curb plate and be used for carrying out the locating component fixed to curb plate elevating height. This application has the bus duct that makes the jack box can be applicable to different model sizes to improve the effect of jack box's suitability.

Description

Interlocking device for bus duct jack box

Technical Field

The application relates to the technical field of bus duct installation, in particular to an interlocking device for a bus duct jack box.

Background

The bus duct is a closed metal device composed of copper and aluminum bus posts and used for distributing large power for each element of the dispersion system. Wire and cable have been increasingly replaced in indoor low voltage power transmission mains engineering projects; and a jack box can be installed every several meters on the bus duct, so that the bus duct is convenient to tap.

The existing connecting structure of the bus duct and the jack box comprises a plurality of first connecting sheets fixed at the bottom of the jack box and a plurality of second connecting sheets fixed at the top of the bus duct, the jack box is placed on the bus duct, and after the first connecting sheets are attached and aligned with the corresponding second connecting sheets, the first connecting sheets and the second connecting sheets are fixed through bolts and nuts so as to realize the fixation of the jack box.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the model size of bus duct differs, the jack box can only be installed on the bus duct of fixed model, leads to jack box's suitability lower.

Disclosure of Invention

In order to make jack box can be applicable to the bus duct of different model sizes to improve jack box's suitability, this application provides an interlock for bus duct jack box.

The application provides an interlock for bus duct jack box adopts following technical scheme:

an interlocking device for a bus duct jack box comprises two movable racks which are connected to the outer bottom wall of the jack box in a sliding mode, each bus duct comprises a convex edge fixed at each corner of the bus duct, slots for inserting the corresponding movable racks are formed in the side walls, opposite to the two convex edges, located at the top of each bus duct, and a driving assembly for driving the two movable racks to move towards opposite directions is arranged on the jack box; two moving rods are connected to one side wall, perpendicular to the length direction of the bus duct, of the jack box in a sliding mode, a bending plate is fixed to one end, away from each other, of each moving rod, a lifting side plate is connected to the outer side of each bending plate in a sliding mode, a clamping plate is fixed to the bottom of each side plate, and the convex edge is clamped between the corresponding bending plate and the corresponding clamping plate; be equipped with on the jack box and be used for driving the removal subassembly that two carriage release levers are close to each other, be equipped with between buckling plate and the curb plate and be used for carrying out the locating component fixed to curb plate elevating height.

By adopting the technical scheme, firstly, the width of the two side plates is adjusted, the jack box is placed on the bus duct, the two clamping plates are positioned below the convex edge, the two moving rods are close to each other through the moving assembly, the bending plate moves to the upper surface of the convex edge, then the height of the side wall is adjusted until the clamping plates and the bending plate clamp the convex edge, and the positions of the side plates are fixed through the positioning assembly; at the moment, the movable racks are opposite to the corresponding slots, the two movable racks are driven by the driving assembly to move towards opposite directions and are inserted into the corresponding slots, the jack box can be suitable for bus ducts with different widths and ribs with different sizes, and the applicability of the jack box is improved.

Optionally, the driving assembly includes a gear, a rotating rod and a locking nut, the rotating rod is rotatably connected to and penetrates through the bottom wall of the plug box, the gear is located below the plug box and coaxially fixed to the rotating rod, the two movable racks are respectively engaged with two opposite sides of the gear, threads are arranged on the side wall of the rotating rod located in the plug box, and the locking nut is in threaded connection with the rotating rod.

Through adopting above-mentioned technical scheme, twist and move the bull stick and make the gear revolve, the gear can drive two simultaneously and remove the rack and carry out opposite direction's removal, has improved the removal efficiency of removal rack, and after removing the rack and insert in the slot, rotates lock nut and makes it compress tightly on jack box inner bottom wall, can accomplish the fixed of removal rack, has improved the stability after the jack box installation.

Optionally, two dovetail blocks are fixed on the movable rack, the two dovetail blocks are respectively located at positions close to different end portions of the movable rack, and a plurality of dovetail grooves for the dovetail blocks to slide in are formed in the outer bottom wall of the jack box.

Through adopting above-mentioned technical scheme, when the gear drive removes the rack and removes, two dovetail blocks slide in the dovetail that corresponds, have improved the mobility stability who removes the rack, make its more accurate when inserting in the slot.

Optionally, the two sides of the jack box are respectively fixed with a support rod for being erected on two convex edges at the top of the bus duct.

Through adopting above-mentioned technical scheme, after the bus duct was placed to the jack box, the bracing piece was located the bead upper surface, can play the supporting role to the jack box, has improved and has carried out position control's convenience to the curb plate through removing the subassembly.

Optionally, the movable assembly comprises a guide box, a pull rope, a screw rod and a fixing nut, the guide box is fixed on the outer side wall of the plug box, openings at two ends of the guide box are arranged, one ends, opposite to the two moving rods, of the guide box slide in the guide box, the screw rod penetrates from the middle of the guide box and is connected with the guide box in a rotating mode, the pull rope is two in number, two ends of the pull rope are fixed with the screw rod and the corresponding moving rods respectively, and the fixing nut is connected to the side wall, located outside the guide box, of the screw rod in a threaded mode.

By adopting the technical scheme, the stay ropes can drag the corresponding moving rods by rotating the screw rods, the guide boxes can guide the moving rods, the adjusting efficiency of the positions of the side plates is improved, the bending plates can be directly pushed to enable the moving rods to slide towards the inside of the guide boxes, then the screw rods are rotated to wind the stay ropes tightly, and then the stay ropes are screwed tightly on the guide boxes through the fixing nuts, so that the screw rods can be fixed, the horizontal positions of the moving rods and the side plates are fixed, and the stability of the splicing box after installation is improved; after the fixed nut is unscrewed, the screw rod is rotated reversely to release the rope, the moving rod can be pulled outwards, and the width between the two side plates is adjusted.

Optionally, the positioning assembly comprises an oblique rack, a pawl and a rotating shaft, the outer side wall of the bending plate is provided with a containing groove, the oblique rack is fixed in the containing groove, the side plate faces the side wall of the bending plate and is provided with a groove, the rotating shaft is installed in the groove, the pawl is rotatably connected to the rotating shaft, and one end of the pawl faces downwards and is clamped on the oblique rack.

Through adopting above-mentioned technical scheme, the cooperation of rack and pawl makes the curb plate can the rebound, and unable downstream promotes the curb plate upwards so that can accomplish automatically after the tight bead in splint top fixed, has improved the simple operation nature.

Optionally, a dislocation groove parallel to the accommodating groove is formed in one side of the accommodating groove, a side plate extends out of one end of the rotating shaft, and the rotating shaft can slide in the side plate along the axis direction of the rotating shaft.

Through adopting above-mentioned technical scheme, when carrying out dismantling of jack box, the outer end of promotion pivot to make the pawl transversely break away from the rack to in going into the dislocation groove, can slide the curb plate downwards this moment, remove splint and the centre gripping of buckling the board to the bead, with the pivot orientation opposite direction pulling again, can make the pawl insert in the rack once more, so that install next time.

Optionally, the bottom of the accommodating groove is provided with a to-be-positioned groove communicated with the dislocation groove.

Through adopting above-mentioned technical scheme, after the pawl breaks away from the helical rack and gets into the dislocation groove, the curb plate gliding drives the pawl and at the inslot gliding of dislocation, when the pawl slides to treating a groove department, pull the pivot again and make the pawl get into treat a inslot, directly upwards promote the curb plate this moment and can make the pawl enter into the helical rack, need not to let the pawl aim at the helical rack on the gap between the adjacent tooth again horizontal slip in, further improved the simple operation nature.

Optionally, a spring is fixed in the groove, the end of the spring is in contact with the pawl, and when the pawl is clamped in the helical rack, the spring is in a natural state or a compressed state.

Through adopting above-mentioned technical scheme, when promoting the pivot and making the pawl break away from the helical rack, the spring compresses, slides to the assigned position downwards at the curb plate, loosens the pivot back again, and the spring can drive pawl and pivot automatic re-setting, need not to carry out the hand power pivot, has further improved the simple operation nature.

Optionally, an elastic pad is fixed on the upper surface of the clamping plate.

Through adopting above-mentioned technical scheme, the cushion can play the guard action to bead and splint on the one hand, and the optimal position on the helical rack that can make the pawl more accurate insert through the compression of cushion owing to have certain distance between the adjacent tooth on the helical rack in another direction has improved jack box's installation stability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two moving rods are close to each other through the moving assembly, then the height of the side wall is adjusted until the convex edges are clamped by the clamping plate and the bending plate, the position of the side plate is fixed through the positioning assembly, and the two moving racks are driven by the driving assembly to move in opposite directions and be inserted into the corresponding slots, so that the plug box is suitable for bus ducts with different widths and convex edges with different sizes, and the applicability of the plug box is improved;

2. the corresponding movable rod can be dragged by the stay cord by rotating the screw rod, the movable rod can also be made to slide towards the inside of the guide box by directly pushing the bending plate, then the stay cord is tightly wound by rotating the screw rod, and then the stay cord is screwed on the guide box by the fixing nut, and the horizontal positions of the movable rod and the side plate are fixed, so that the stability of the splicing box after installation is improved;

3. when the pawl slides to treating a groove department, the pulling pivot makes the pawl get into and treats a inslot, directly promotes the curb plate upwards this moment and can make the pawl enter into the helical rack in, need not to let the pawl aim at the helical rack on the gap between the adjacent tooth and transversely slide in again, further improved the simple operation nature.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial sectional view showing the moving rack and the slot;

FIG. 3 is a schematic view showing the construction of the jack box and its mounting structure;

FIG. 4 is a partial cross-sectional view showing a drive assembly;

FIG. 5 is a partial cross-sectional view showing Yan Weikuai and a dovetail slot;

FIG. 6 is a partial cross-sectional view showing the moving assembly;

FIG. 7 is a partial cross-sectional view showing the positioning assembly;

FIG. 8 is a partial cross-sectional view showing the dislocation groove and the spring;

fig. 9 is a partial sectional view showing an elastic pad.

In the figure, 1, a bus duct; 11. a rib; 12. a slot; 2. a jack box; 21. moving the rack; 22. a support bar; 23. yan Weikuai; 24. a dovetail groove; 3. a travel bar; 31. a bending plate; 311. accommodating grooves; 312. a dislocation groove; 313. a waiting slot; 32. a side plate; 321. a groove; 322. a spring; 33. a splint; 331. an elastic pad; 4. a drive assembly; 41. a gear; 42. a rotating rod; 43. a lock nut; 5. a moving assembly; 51. a guide box; 52. pulling a rope; 53. a screw; 54. fixing a nut; 6. a positioning assembly; 61. a helical rack; 62. a pawl; 63. a rotating shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses an interlock for bus duct jack box.

Referring to fig. 1 and 2, the bus duct 1 includes ribs 11 fixed at each corner thereof, and the length direction of the ribs 11 is the same as the length direction of the bus duct 1; in this embodiment, the bus duct 1 is set to be horizontally arranged, and the jack box 2 is installed on the upper surface of the bus duct 1. The interlocking device for the bus duct jack box comprises two movable racks 21 horizontally and slidably connected to the outer bottom wall of the jack box 2, the two movable racks 21 are close to the end parts of the jack box 2, slots 12 for inserting the corresponding movable racks 21 are formed in the inner side walls, opposite to the two convex edges 11, of the top of the bus duct 1, and a driving assembly 4 for driving the two movable racks 21 to move towards opposite directions and fix the movable racks is arranged in the jack box 2; the bottom of the two opposite side walls of the splicing box 2 is horizontally fixed with a support rod 22, the support rod 22 is attached to the upper surface of the convex rib 11, and the support rod 22 is positioned at one end of the splicing box 2 close to the movable rack 21.

Referring to fig. 1 and 3, the plug box 2 is far away from the moving rack 21 and is horizontally connected with two moving rods 3 in a sliding manner on the outer side wall perpendicular to the length direction of the rib 11, the outer ends of the two moving rods 3 are both vertically fixed with a bending plate 31, and the bottom end of the bending plate 31 is provided with a horizontal part for placing on the rib 11; the equal vertical sliding connection of lateral wall of bent plate 31 has curb plate 32, and the bottom level of curb plate 32 is fixed with the splint 33 that is used for pushing up tight bead 11 lower surface, is equipped with on the jack box 2 to be used for fixing two movable rods 3 and can drive the removal subassembly 5 that two movable rods 3 are close to each other simultaneously, is equipped with between bent plate 31 and the curb plate 32 to be used for highly carrying out the fixed locating component 6 to curb plate 32.

When the jack box 2 is installed, firstly, the two side plates 32 are widened, then the jack box 2 is placed on the bus duct 1, the support rod 22 is attached to the upper surface of the convex rib 11, then the two movable rods 3 are close to each other through the movable assembly 5 until the horizontal part of the bending plate 31 is attached to the upper surface of the convex rib 11, the movable assembly 5 fixes the positions of the movable rods 3, then the side plates 32 are pushed upwards until the clamping plate 33 is tightly pressed against the lower surface of the convex rib 11, and the positioning assembly 6 fixes the positions of the side plates 32, so that the bending plate 31 and the clamping plate 33 can stably clamp the convex rib 11; at this moment, the movable racks 21 are aligned with the corresponding slots 12, the two movable racks 21 are fixed after being inserted into the slots 12 through the driving assembly 4, the stable installation of the plug box 2 can be completed, the plug box can be suitable for bus ducts 1 with different widths and convex edges 11 with different sizes, the whole installation structure only needs to arrange the slots 12 on the two convex edges 11 on the bus duct 1, the installation of the structure on the bus duct 1 is not needed, and finally the applicability of the plug box 2 is improved.

Referring to fig. 3 and 4, the driving assembly 4 includes a rotating rod 42 penetrating through the bottom of the jack box 2 and rotatably connected therewith, a gear 41 coaxially fixed at the bottom end of the rotating rod 42, and a locking nut 43 located inside the jack box 2, the two moving racks 21 are respectively engaged at two opposite sides of the gear 41, and a part of the circumferential side wall of the rotating rod 42 located inside the jack box 2 is provided with a thread and is in threaded connection with the locking nut 43. The gear 41 can be driven by rotating the rotating rod 42 to move the two moving racks 21 towards opposite directions at the same time, the convenience of inserting the moving racks 21 into the slots 12 is improved, the locking nuts 43 are screwed after the moving racks 21 are inserted into the slots 12, the rotating rod 42, the gear 41 and the moving racks 21 can be fixed, and the stable effect of the inserting box 2 after installation is improved.

Referring to fig. 5, each moving rack 21 is fixed with two dovetail blocks 23, the two Yan Weikuai are respectively close to different ends of the moving rack 21, and the outer bottom wall of the jack box 2 is horizontally provided with a plurality of dovetail grooves 24 for the corresponding dovetail blocks 23 to slide in. When the moving rack 21 moves, the dovetail block 23 slides in the dovetail groove 24, so that the moving stability of the moving rack 21 and the accuracy of inserting into the slot 12 are improved.

Referring to fig. 3 and 6, the moving assembly 5 includes a guide box 51 horizontally fixed on the outer side wall of the jack box 2 and having two open ends, a screw 53 passing through the middle of the guide box 51 and rotatably connected with the guide box 51, two pull ropes 52 fixed on the screw 53 and located in the guide box 51, and a fixing nut 54 threaded on the screw 53 and located outside the guide box 51; one ends of the two movable rods 3 close to each other are inserted into the guide boxes 51, and the pull ropes 52 are fixed between the screw rods 53 and the corresponding movable rods 3. The screw 53 is rotated to release the rope, the movable rod 3 can be pulled outwards, and the width of the two side plates 32 can be adjusted; after bus duct 1 was placed to jack box 2 on, can directly promote the carriage release lever 3 in to direction box 51, until curb plate 32 and the laminating of bead 11 after, twist screw rod 53 again and receive the rope to fix the position of carriage release lever 3, or can directly rotate screw rod 53 and receive the rope, make stay cord 52 drag two carriage release levers 3 and inwards slide, at last with fixation nut 54 screw up can, simple operation and fixed respond well.

Referring to fig. 7, the outer sidewall of the bending plate 31 is vertically provided with a receiving groove 311, the side plate 32 is opposite to the sidewall of the bending plate 31 and provided with a groove 321 communicated with the receiving groove 311, the positioning assembly 6 includes a helical rack 61 vertically fixed in the receiving groove 311, a rotating shaft 63 slidably connected in the groove 321 and having one end protruding out of the side plate 32, a pawl 62 rotatably connected to the rotating shaft 63 and having one end clamped on the helical rack 61, the side plate 32 can only slide upwards due to the cooperation of the helical rack 61 and the pawl 62, and cannot slide downwards, so that the convenience in clamping operation of the protruding ridge 11 is improved.

Referring to fig. 7 and 8, the outer side wall of the bending plate 31 is vertically provided with a misalignment groove 312 communicated with one side of the accommodating groove 311, the axis of the rotating shaft 63 is parallel to the arrangement direction of the accommodating groove 311 and the misalignment groove 312, and the rotating shaft 63 can drive the pawl 62 to slide along the axis direction thereof; the bottom end of the accommodating groove 311 is provided with a waiting groove 313 communicated with the dislocation groove 312, and the waiting groove 313 is used for the pawl 62 to enter; a spring 322 sleeved on the rotating shaft 63 is arranged in the groove 321, one end of the spring 322 is abutted with the inner side wall of the groove 321, and the other end is abutted with the pawl 62; when the pawl 62 is clamped in the helical rack 61, the spring 322 is in a natural state or a compressed state, specifically in the embodiment, and can always give an acting force to the pawl 62 in the horizontal direction, so that the matching between the pawl 62 and the helical rack 61 is more reliable.

When the clamping of the bending plate 31 and the clamping plate 33 on the convex rib 11 needs to be released, the outer end of the rotating shaft 63 is pushed to enable the spring 322 to continue to be compressed, meanwhile, the pawl 62 and the helical rack 61 enter the dislocation groove 312 after being separated, at the moment, the side plate 32 can slide downwards, when the pawl 62 slides to the position waiting groove 313, the rotating shaft 63 is loosened, the spring 322 drives the rotating shaft 63 to move, so that the pawl 62 enters the position waiting groove 313, the side plate 32 can be directly pushed upwards to enable the pawl 62 and the helical rack 61 to be matched again when the pawl 62 is installed next time, the separation of the clamping plate 33 and the convex rib 11 is achieved, the next installation is facilitated, the pawl 62 and the helical rack 61 are matched again, the gap between adjacent teeth on the helical rack 61 does not need to be aligned by the pawl 62, and the operation convenience is improved.

Referring to fig. 7 and 9, the elastic pad 331 made of rubber is fixed on the upper surface of the clamping plate 33, so that the rib 11 and the clamping plate 33 can be protected, the pawl 62 can be more accurately inserted into the optimal position on the helical rack 61, and the installation stability of the jack box 2 is improved.

The implementation principle of the interlocking device for the bus duct jack box in the embodiment of the application is as follows: when carrying out the installation of jack box 2, rotate screw rod 53 and put the rope to transfer wide two curb plates 32, place jack box 2 again on bus duct 1, bracing piece 22 laminates at bead 11 upper surface, can directly rotate screw rod 53 and receive the rope, make stay cord 52 drag two carriage release poles 3 and inwards slide, until the horizontal part laminating of bending plate 31 is behind bead 11 upper surface, screw up fixation nut 54 with the rigidity to carriage release pole 3. The side plate 32 is pushed upwards, the pawl 62 moves upwards on the helical rack 61 until the clamping plate 33 pushes the elastic pad 331 tightly against the lower surface of the rib 11, the position of the side plate 32 is automatically fixed, and the bending plate 31 and the clamping plate 33 stably clamp the rib 11; at this moment, the movable rack 21 is aligned with the corresponding slot 12, the gear 41 can drive the two movable racks 21 to move towards opposite directions by rotating the rotating rod 42, the movable rack 21 is inserted into the slot 12 and then is screwed with the locking nut 43 for fixing, so that the stable installation of the splicing box 2 can be completed, the splicing box is suitable for bus ducts 1 with different widths and convex edges 11 with different sizes, the whole installation structure only needs to provide the slot 12 on the two convex edges 11 on the bus duct 1, the structural installation on the bus duct 1 is not needed, and the applicability of the splicing box 2 is finally improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an interlock for bus duct jack box which characterized in that: the bus duct comprises two movable racks (21) which are connected to the outer bottom wall of a jack box (2) in a sliding mode, the bus duct (1) comprises a convex rib (11) fixed at each corner of the bus duct, slots (12) for inserting the corresponding movable racks (21) are formed in the opposite side walls of the two convex ribs (11) positioned at the top of the bus duct (1), and a driving assembly (4) for driving the two movable racks (21) to move towards opposite directions is arranged on the jack box (2); two moving rods (3) are connected to one side wall, perpendicular to the length direction of the bus duct (1), of the jack box (2) in a sliding mode, a bending plate (31) is fixed to one end, away from each other, of each moving rod (3), a lifting side plate (32) is connected to the outer side of each bending plate (31) in a sliding mode, a clamping plate (33) is fixed to the bottom of each side plate (32), and the convex edge (11) is clamped between the corresponding bending plate (31) and the corresponding clamping plate (33); be equipped with on jack box (2) and be used for driving removal subassembly (5) that two carriage release levers (3) are close to each other, be equipped with between bent plate (31) and curb plate (32) and be used for going on fixed locating component (6) to curb plate (32) lifting height.

2. An interlock device for a busway jack box according to claim 1, wherein: drive assembly (4) include gear (41), bull stick (42) and lock nut (43), bull stick (42) rotate to be connected diapire in jack box (2) and run through it, gear (41) are located jack box (2) below and with bull stick (42) coaxial fixed, two move rack (21) and mesh respectively in the relative both sides of gear (41), bull stick (42) are located and are equipped with the screw thread on the lateral wall in jack box (2), lock nut (43) threaded connection is on bull stick (42).

3. An interlock device for a busway jack box according to claim 2, wherein: two Yan Weikuai (23) are fixed on the movable rack (21), the two Yan Weikuai (23) are respectively located at positions close to different end portions of the movable rack (21), and a plurality of dovetail grooves (24) for allowing the corresponding Yan Weikuai (23) to slide in are formed in the outer bottom wall of the plug box (2).

4. An interlock device for a busway jack box according to claim 2, wherein: and supporting rods (22) used for being erected on the two convex edges (11) at the top of the bus duct (1) are fixed on two sides of the jack box (2).

5. An interlock device for a busway jack box according to claim 1, wherein: remove subassembly (5) including direction box (51), stay cord (52), screw rod (53), fixation nut (54), direction box (51) are fixed on jack box (2) lateral wall and both ends opening sets up, two movable rod (3) relative one end all slide in direction box (51), screw rod (53) penetrate and rotate rather than being connected from the middle part of direction box (51), stay cord (52) are total two, the both ends of stay cord (52) are fixed with screw rod (53) and corresponding movable rod (3) respectively, fixation nut (54) threaded connection is located on the lateral wall outside direction box (51) screw rod (53).

6. An interlock device for a busway jack box according to claim 1, wherein: locating component (6) include rack (61) one side, pawl (62), pivot (63), have seted up holding tank (311) on bent plate (31) lateral wall, rack (61) one side is fixed in holding tank (311), curb plate (32) have seted up on the lateral wall towards bent plate (31) recess (321), install in recess (321) pivot (63), pawl (62) rotate to be connected on pivot (63), pawl (62) one end is down and the card is on rack (61) one side.

7. An interlocking device for a busway jack box according to claim 6, wherein: dislocation groove (312) rather than parallel is seted up to one side of holding tank (311), and curb plate (32) is extended to pivot (63) one end, and pivot (63) can slide along self axis direction in curb plate (32).

8. An interlock device for a busway jack box according to claim 7, wherein: the bottom of the accommodating groove (311) is provided with a to-be-positioned groove (313) communicated with the dislocation groove (312).

9. An interlock device for a busway jack box according to claim 7 or 8, wherein: a spring (322) is fixed in the groove (321), the end part of the spring (322) is in contact with the pawl (62), and when the pawl (62) is clamped in the helical rack (61), the spring (322) is in a natural state or a compressed state.

10. An interlock device for a busway jack box according to claim 6, wherein: an elastic pad (331) is fixed on the upper surface of the clamping plate (33).