Electric energy metering combined junction box convenient for fixing wire rod

Abstract

The invention relates to the technical field of junction boxes, in particular to an electric energy metering combined junction box facilitating wire fixing, which comprises a top cover, a glass window, a wire holder, a base and a bottom cover, the glass window is arranged on the top cover, the bottom cover is arranged on one side of the top cover, the top cover and the bottom cover are oppositely arranged, and the top cover and the bottom cover are matched with each other. The wire holder is arranged between the top cover and the bottom cover, the base is arranged between the wire holder and the bottom cover, the base and the wire holder are matched, and the opposite surfaces of the base and the wire holder are both provided with wire connection notches. And the direct contact between a worker and a conductive part in the junction box after disassembly is avoided, the wiring time of the junction box is shortened, and the safety coefficient of the whole junction box is improved.

Description

Technical Field

[0001] The invention relates to the technical field of junction boxes, and more particularly to an electric energy metering combined junction box which is convenient for fixing wires. Background Art

[0002] With the full coverage of electricity consumption information collection, the electricity consumption information collection of special transformer users is mainly carried out through the electricity consumption field management terminal GR. The electricity field collection terminal has the functions of electricity meter data collection, operation statistics, alarm control, etc. GR and the electricity meter are connected in series on the same joint junction box. The electricity metering joint junction box is used in the secondary circuit of the electricity metering device. Its main function is to facilitate the replacement of the electricity meter when the user does not stop the power supply and is under load.

[0003] The existing electric energy metering combined junction box has a simple structure and has the following defects: the existing combined junction box adopts a direct plug-in power connection method for wires, and the wires are fixed by a single locking screw, which is easy to cause the wires to loosen when pulling the wires. In addition, when connecting or disconnecting the power, the staff needs to disassemble the entire combined junction box, and then use auxiliary tools to tighten the screws, which not only consumes a lot of time and the whole process is complicated to operate, but also the human body directly contacts the conductive parts using the auxiliary tools, which also poses a safety hazard. Summary of the invention

[0004] The object of the present invention is to provide an electric energy metering joint junction box which is convenient for fixing wires, so as to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions: A combined junction box for electric energy metering convenient for fixing wires, comprising a top cover, a glass window, a wiring seat, a base and a bottom cover, wherein the glass window is arranged on the top cover, the bottom cover is arranged on one side of the top cover and the two are arranged oppositely, the top cover and the bottom cover cooperate with each other, the wiring seat is arranged between the top cover and the bottom cover, the base is arranged between the wiring seat and the bottom cover, the base and the wiring seat cooperate with each other and wiring recesses are arranged on the opposite surfaces of the two, the combined junction box also comprises a plurality of locking screws, a transverse conductive sheet, a longitudinal conductive sheet, a matching assembly, a position adjustment drive assembly and a fixing structure, There are several transverse conductive sheets and several longitudinal conductive sheets, which are evenly arranged on the matching seat, and several locking screws are arranged in the wiring seat, wherein several groups of locking screws are connected through transverse conductive sheets or longitudinal conductive sheets, and the fixing structure is arranged on the bottom cover and cooperates with the wiring recess to fix the wires, and a matching component is arranged on each locking screw, and the position adjustment drive component is arranged between the top cover and the matching component, and the position adjustment drive component controls the rotation of the locking screw through the matching component when working.

[0006] A further technical solution of the present application: the fixed structure includes a first wire sleeve, a second wire sleeve and a fixed wire block, the number of the second wire sleeves is several and they are symmetrically arranged on both sides of the bottom cover, the positions of the second wire sleeves and the wiring recesses correspond one to one, the second wire sleeves are provided with fixed grooves, each of the second wire sleeves is symmetrically and movably provided with a group of fixed wire blocks, the fixed wire blocks and the fixed grooves are slidably matched and elastically connected, the first wire sleeve is movably sleeved on the second wire sleeve, the first wire sleeve and the second wire sleeve are threadedly matched, the fixed wire block is formed with an inclined surface, and the inclined surface is located on the moving path of the first wire sleeve.

[0007] A further technical solution of the present application: the positioning drive assembly includes a side frame, a movable plate, a slide plate, an operating panel, a lead screw and a transmission structure, the side frame is arranged on the top cover, the movable plate is movably arranged on the side frame, the slide plate is movably arranged on the movable plate, the slide plate and the movable plate are connected by an elastic member, the operating panel is movably arranged on the slide plate, the lead screw is movably arranged on the movable plate and is movably connected to the operating panel, the transmission structure is arranged on the slide plate and is connected to the lead screw, the transmission structure is connected to the matching assembly, and when the lead screw rotates, the transmission structure is controlled to work to drive the locking screws at different positions to rotate.

[0008] A further technical solution of the present application is as follows: the transmission structure includes a matching tube, a guide seat, a sliding sleeve, a lifting column, a driving shaft and a rotating part, the matching tube is arranged on the slide plate, the lead screw is movably arranged between the matching tube and the slide plate, the guide seat is arranged on the matching tube, the sliding sleeve is movably arranged on the guide seat and is elastically connected to the matching tube, the lifting column is movably arranged in the guide seat, the sliding sleeve is sleeved on the outer wall of the lifting column, the lead screw is movably arranged with a moving seat and the moving seat is movably connected to the sliding sleeve through a push arm, the driving shaft is movably arranged on the slide plate, a card slot is formed on the lifting column, an end of the driving shaft away from the glass window cooperates with the card slot and is slidably inserted in the card slot, the other end of the driving shaft is connected to the matching assembly, the rotating part is arranged between the lifting column and the guide seat, and the lifting column is controlled to rotate by the rotating part when it moves.

[0009] The present application has a further technical solution: the rotating member includes a thread groove and a ball, the ball is slidably embedded on the inner wall of the guide seat, the thread groove is formed on the outer wall of the lifting column, and the ball and the thread groove are slidably matched.

[0010] The present application has a further technical solution: the matching assembly includes a cross clamp block, a screw cap, an iron block and a follower module, the screw cap is arranged on the locking screw, the cross clamp block is arranged on the screw cap and cooperates with the locking screw, the iron block is arranged in a polygonal groove formed on the screw cap, the follower module is movably arranged on the top cover and connected to the drive shaft, and the follower module follows the movement of the drive shaft and controls the rotation of the screw cap.

[0011] The present application has a further technical solution: the follower module includes a follower tube, a polygonal electromagnetic shaft, a magnet and a button, the follower tube is movably arranged on the inner side of the top cover, the polygonal electromagnetic shaft is movably arranged on the follower tube, the polygonal electromagnetic shaft is movably matched with the polygonal groove, the button is arranged on the top cover and electrically connected to the polygonal electromagnetic shaft, and magnets that meet and attract each other are arranged on the drive shaft and the follower tube.

[0012] A further technical solution of the present application is as follows: the combined junction box also includes an electrical sheet positioning structure, which is arranged on the junction seat and connected to both the transverse conductive sheet and the longitudinal conductive sheet, and is used to adjust the positions of the transverse conductive sheet and the longitudinal conductive sheet. The electrical sheet positioning structure includes a longitudinal adjustment member and a transverse adjustment member, the longitudinal adjustment member is connected to the longitudinal conductive sheet and is used to adjust the position of the longitudinal conductive sheet, and the transverse adjustment member is connected to the transverse conductive sheet and is used to adjust the position of the transverse conductive sheet.

[0013] A further technical solution of the present application is as follows: the longitudinal adjustment member includes a pull plate, a through slot, a locking strip and a locking seat, the locking seat is arranged on the top cover, the number of the pull plates is the same as the number of the longitudinal conductive sheets and are equidistantly and movably arranged on the terminal block, the pull plate is connected to the longitudinal conductive sheet, the pull plate and the terminal block are elastically connected, the through slot is arranged on the pull plate, one end of the locking strip is hinged to a side of the pull plate away from the longitudinal conductive sheet, and the locking seat is arranged on the terminal block and is located on the moving path of the locking strip.

[0014] A further technical solution of the present application is as follows: the transverse adjustment member includes a guide column, a rubber block and a connecting belt, the guide column is arranged in the terminal block and is located on one side of the transverse conductive sheet, the rubber block is arranged on the transverse conductive sheet, one end of the connecting belt is connected to the rubber block, one of the screw caps on the transverse conductive sheet is connected to the other end of the connecting belt, and the connecting belt and the guide column are slidably matched.

[0015] Compared with the prior art, the technical solution provided by the embodiment of the present invention has the following beneficial effects: The embodiment of the present invention realizes the fixing of the wires by setting a fixing structure, gets rid of the traditional method of directly plugging the wires, ensures the stability of the wire connection, and simultaneously sets a position adjustment drive component and a matching component. By utilizing the gravitational force between magnets, the position of the follower tube can be adjusted through the top cover when adjusting the position of the movable plate and the slide plate. When the staff loosens or tightens the wires, the locking screws can be indirectly loosened or tightened without disassembling the machine. The whole device has a high degree of automation, which simplifies the installation and disassembly of the wires and avoids direct contact between the staff and the conductive parts in the junction box when disassembling the machine, shortens the wiring time of the junction box and improves the safety factor of the whole junction box. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an electric energy metering joint junction box that is convenient for fixing wires in an embodiment of the present invention; Figure 2 It is a structural schematic diagram of a position adjustment drive assembly in an electric energy metering joint junction box for facilitating fixing of wires in an embodiment of the present invention; Figure 3 An exploded view of a transmission structure in an electric energy metering joint junction box that facilitates fixing wires in an embodiment of the present invention; Figure 4 A schematic diagram of the internal structure of a wiring socket in an electric energy metering joint wiring box that facilitates fixing wires in an embodiment of the present invention; Figure 5 An exploded view of a screw cap and a locking screw in an electric energy metering joint junction box for facilitating fixing of wires in an embodiment of the present invention; Figure 6 It is a schematic structural diagram of a longitudinal adjustment member in an electric energy metering joint junction box for facilitating fixing of wires in an embodiment of the present invention; Figure 7 It is a structural schematic diagram of a transverse adjustment member in an electric energy metering joint junction box for facilitating fixing of wires in an embodiment of the present invention; Figure 8 It is a structural schematic diagram of a fixing structure in an electric energy metering combined junction box for facilitating fixing of wires in an embodiment of the present invention.

[0017] Explanation of the symbols in the schematic diagram: 1-top cover, 2-glass window, 3-side frame, 4-connection seat, 5-base, 6-bottom cover, 7-connection notch, 8-button, 9-moving plate, 10-slide plate, 11-operating panel, 12-spring, 13-screw, 14-matching pipe, 15-follow-up pipe, 16-polygonal electromagnetic shaft, 17-lifting column, 18-thread groove, 19-card slot, 20-ball, 21-push arm, 22-moving seat, 23-slide Moving sleeve, 24-guide seat, 25-drive shaft, 26-magnet, 27-locking seat, 28-screw cap, 29-iron block, 30-longitudinal conductive sheet, 31-transverse conductive sheet, 32-pull plate, 33-cross block, 34-locking screw, 35-slot, 36-locking strip, 37-guide column, 38-connecting belt, 39-rubber block, 40-first wire sleeve, 41-second wire sleeve, 42-fixed wire block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. The present invention is further described below in combination with the embodiments.

[0019] See also Figure 1-Figure 8 In one embodiment of the present application, an electric energy metering joint junction box for fixing wires includes a top cover 1, a glass window 2, a wiring seat 4, a base 5 and a bottom cover 6, wherein the glass window 2 is arranged on the top cover 1, the bottom cover 6 is arranged on one side of the top cover 1 and the two are arranged oppositely, the top cover 1 and the bottom cover 6 cooperate with each other, the wiring seat 4 is arranged between the top cover 1 and the bottom cover 6, the base 5 is arranged between the wiring seat 4 and the bottom cover 6, the base 5 and the wiring seat 4 cooperate with each other and wiring recesses 7 are arranged on the opposite surfaces of the two, and the joint junction box also includes a plurality of locking screws 34, a transverse conductive sheet 31, a longitudinal conductive sheet 30, a matching component, a positioning drive component and ... connecting component, a wiring seat 4 and a wiring seat 4 and a fixing structure, the number of the transverse conductive sheets 31 and the longitudinal conductive sheets 30 are both several, and the several transverse conductive sheets 31 and the longitudinal conductive sheets 30 are evenly arranged on the matching seat, and the several locking screws 34 are arranged in the wiring seat 4, wherein several groups of the locking screws 34 are connected through the transverse conductive sheets 31 or the longitudinal conductive sheets 30, the fixing structure is arranged on the bottom cover 6 and cooperates with the wiring recess 7 to fix the wires, and a matching component is arranged on each of the locking screws 34, and the position adjustment drive component is arranged between the top cover 1 and the matching component, and the position adjustment drive component controls the rotation of the locking screw 34 through the matching component when working.

[0020] In the present embodiment, the fixed structure includes a first wire sleeve 40, a second wire sleeve 41 and a fixed wire block 42. The number of the second wire sleeves 41 is several and they are symmetrically arranged on both sides of the bottom cover 6. The positions of the second wire sleeves 41 and the wiring recesses 7 correspond one to one. The second wire sleeves 41 are provided with fixed grooves. Each of the second wire sleeves 41 is symmetrically and movably provided with a group of fixed wire blocks 42. The fixed wire blocks 42 and the fixed grooves are slidably matched and elastically connected. The first wire sleeve 40 is movably sleeved on the second wire sleeve 41. The first wire sleeve 40 and the second wire sleeve 41 are threadedly matched. The fixed wire block 42 is formed with an inclined surface, and the inclined surface is located on the moving path of the first wire sleeve 40.

[0021] In actual application, the terminal block 4 and the base 5 can be installed inside the top cover 1 and the bottom cover 6. During wiring, the wire is inserted into the area between the base 5 and the terminal block 4 along the first wire sleeve 40 and the second wire sleeve 41. By rotating the first wire sleeve 40, under the action of the threaded cooperation between the first wire sleeve 40 and the second wire sleeve, the first wire sleeve 40 moves toward the terminal block 4 relative to the second wire sleeve 41. The first wire sleeve 40 and the inclined surface come into contact with each other and drive the fixed wire block 42 to move toward each other, thereby achieving the fixing of the wire. By controlling the adjustment drive assembly to work, the locking screw 34 at the target position can be rotated through the top cover 1, thereby achieving the tightening of the wire.

[0022] See also Figure 1-Figure 8 As another preferred embodiment of the present application, the positioning drive assembly includes a side frame 3, a movable plate 9, a slide plate 10, an operating disk 11, a lead screw 13 and a transmission structure. The side frame 3 is arranged on the top cover 1, the movable plate 9 is movably arranged on the side frame 3, the slide plate 10 is movably arranged on the movable plate 9, the slide plate 10 and the movable plate 9 are connected by an elastic member, the operating disk 11 is movably arranged on the slide plate 10, the lead screw 13 is movably arranged on the movable plate 9 and is movably connected to the operating disk 11, the transmission structure is arranged on the slide plate 10 and is connected to the lead screw 13, the transmission structure is connected to the matching assembly, and when the lead screw 13 rotates, the transmission structure is controlled to work to drive the locking screws 34 at different positions to rotate.

[0023] It should be noted that the elastic member can be a spring 12, a spring sheet or an elastic steel plate structure. In the present embodiment, the elastic member is preferably a spring 12, and the spring 12 is connected between the slide plate 10 and the movable plate 9. As for the specific model parameters of the spring 12, the best choice can be made according to the actual situation, and they are not listed one by one here.

[0024] In a specific case of this embodiment, the transmission structure includes a matching pipe 14, a guide seat 24, a sliding sleeve 23, a lifting column 17, a driving shaft 25 and a rotating member. The matching pipe 14 is arranged on the slide 10, the lead screw 13 is movably arranged between the matching pipe 14 and the slide 10, the guide seat 24 is arranged on the matching pipe 14, the sliding sleeve 23 is movably arranged on the guide seat 24 and is elastically connected to the matching pipe 14, the lifting column 17 is movably arranged in the guide seat 24, and the sliding sleeve 23 is sleeved on the outer surface of the lifting column 17. The guide frame 24 is mounted on the sliding plate 10, and a movable seat 22 is movably provided on the lead screw 13, and the movable seat 22 is movably connected to the sliding sleeve 23 through a push arm 21. The driving shaft 25 is movably provided on the sliding plate 10. A card slot 19 is formed on the lifting column 17. One end of the driving shaft 25 away from the glass window 2 cooperates with the card slot 19 and is slidably inserted in the card slot 19. The other end of the driving shaft 25 is connected to the matching component. The rotating member is provided between the lifting column 17 and the guide seat 24. When the lifting column 17 moves, the lifting column 17 is controlled to rotate by the rotating member.

[0025] In another specific case of this embodiment, the rotating member includes a thread groove 18 and a ball 20, the ball 20 is slidably embedded on the inner wall of the guide seat 24, the thread groove 18 is formed on the outer wall of the lifting column 17, and the ball 20 and the thread groove 18 are slidably matched.

[0026] When wiring or disconnecting is required, the position of the movable plate 9 on the wiring seat 4 or the position of the movable plate 9 can be changed by toggling the slide plate 10. When the target position is reached and the drive shaft 25 reaches directly above the target locking screw 34, the control operation panel 11 is controlled to rotate, driving the screw 13 to rotate. Under the action of the threaded cooperation between the screw 13 and the movable seat 22, the movable seat 22 is driven to move and under the action of the push arm 21, the sliding sleeve 23 is driven to move downward relative to the guide seat 24, thereby driving the lifting column 17 to move synchronously. Under the action of the threaded cooperation between the spiral groove and the ball 20, the lifting column 17 rotates during the downward movement, and then under the action of the cooperation between the slot 19 and the drive shaft 25, the drive shaft 25 is driven to rotate. The drive shaft 25 can control the rotation of the locking screw 34 directly below it under the action of the matching component, thereby loosening or tightening the wires, and the staff does not need to disassemble the machine for operation.

[0027] See also Figure 1-Figure 8As another preferred embodiment of the present application, the matching assembly includes a cross block 33, a screw cap 28, an iron block 29 and a follower module. The screw cap 28 is arranged on a locking screw 34. The cross block 33 is arranged on the screw cap 28 and cooperates with the locking screw 34. The iron block 29 is arranged in a polygonal groove formed on the screw cap 28. The follower module is movably arranged on the top cover 1 and connected to the drive shaft 25. The follower module follows the movement of the drive shaft 25 and controls the rotation of the screw cap 28.

[0028] In a specific case of the present embodiment, the follower module includes a follower tube 15, a polygonal electromagnetic shaft 16, a magnet 26 and a button 8. The follower tube 15 is movably arranged on the inner side of the top cover 1, and the polygonal electromagnetic shaft 16 is movably arranged on the follower tube 15. The polygonal electromagnetic shaft 16 is movably matched with the polygonal groove. The button 8 is arranged on the top cover 1 and is electrically connected to the polygonal electromagnetic shaft 16. The driving shaft 25 and the follower tube 15 are both provided with magnets 26 that meet and attract each other.

[0029] Under the action of the attraction between the magnets 26, when the movable plate 9 and the slide plate 10 move in the horizontal and longitudinal directions relative to the terminal block 4, they can drive the follower tube 15 to move synchronously, and when the follower tube 15 reaches the top of the locking screw 34 that needs to be loosened and tightened, the polygonal electromagnetic shaft 16 is energized by pressing the button 8, and the polygonal electromagnetic shaft 16 enters the polygonal groove and is attracted to the iron block 29. At this time, when the operating disk 11 is rotated to rotate the lifting column 17 and the driving shaft 25, the follower tube 15 and the polygonal electromagnetic shaft 16 can be driven to rotate, thereby driving the locking screw 34 to rotate, thereby realizing the loosening and tightening of the locking screw 34.

[0030] See also Figure 1-Figure 8 As another preferred embodiment of the present application, the combined junction box also includes an electric sheet positioning structure, which is arranged on the junction seat 4 and is connected to both the horizontal conductive sheet 31 and the longitudinal conductive sheet 30, and is used to adjust the positions of the horizontal conductive sheet 31 and the longitudinal conductive sheet 30. The electric sheet positioning structure includes a longitudinal adjustment member and a transverse adjustment member, the longitudinal adjustment member is connected to the longitudinal conductive sheet 30, and is used to adjust the position of the longitudinal conductive sheet 30, and the transverse adjustment member is connected to the transverse conductive sheet 31, and is used to adjust the position of the transverse conductive sheet 31.

[0031] In a specific case of the present embodiment, the longitudinal adjustment member includes a pull plate 32, a through slot 35, a locking strip 36 and a locking seat 27, the locking seat 27 is arranged on the top cover 1, the number of the pull plates 32 is the same as the number of the longitudinal conductive sheets 30 and they are equidistantly and movably arranged on the terminal block 4, the pull plate 32 is connected to the longitudinal conductive sheet 30, the pull plate 32 is elastically connected to the terminal block 4, the through slot 35 is arranged on the pull plate 32, one end of the locking strip 36 is hinged to the side of the pull plate 32 away from the longitudinal conductive sheet 30, and the locking seat 27 is arranged on the terminal block 4 and is located on the moving path of the locking strip 36.

[0032] In another specific case of this embodiment, the lateral adjustment member includes a guide column 37, a rubber block 39 and a connecting belt 38. The guide column 37 is arranged in the terminal block 4 and is located on one side of the lateral conductive sheet 31. The rubber block 39 is arranged on the lateral conductive sheet 31. One end of the connecting belt 38 is connected to the rubber block 39. One of the screw caps 28 on the lateral conductive sheet 31 is connected to the other end of the connecting belt 38. The connecting belt 38 and the guide column 37 are slidably matched.

[0033] During the wiring process, when the driving shaft 25 rotates to drive the screw cap 28 to rotate to loosen the locking screw 34 on the horizontal conductive sheet 31, the screw cap 28 can be used to reel in the connecting belt 38 under the action of the connecting belt 38. At this time, under the action of the guide column 37, the connecting belt 38 can be used to pull the horizontal conductive sheet 31 to adjust the position of the horizontal conductive sheet 31. In addition, when the locking screw 34 on the longitudinal conductive sheet 30 is loosened by the driving shaft 25, the through slot 35 is moved by using an external tool to drive the pull plate 32 to move relative to the terminal block 4. At this time, the longitudinal conductive sheet 30 is driven to move, and there is no need for the staff to disassemble the machine and directly contact the operation manually, which shortens the wiring time and ensures the life safety of the staff.

[0034] How this application works: The terminal block 4 and the base 5 can be installed inside the top cover 1 and the bottom cover 6. During the wiring work, the wire is inserted into the area between the base 5 and the terminal block 4 along the first wire sleeve 40 and the second wire sleeve 41. By rotating the first wire sleeve 40, under the action of the threaded cooperation between the first wire sleeve 40 and the second wire, the first wire sleeve 40 moves toward the terminal block 4 relative to the second wire sleeve 41. The first wire sleeve 40 and the inclined surface are in conflict and drive the fixed wire block 42 to move toward each other, thereby achieving the fixing of the wire. When wiring or disconnecting work is required, the position of the movable plate 9 on the terminal block 4 or the position of the slide plate 10 on the movable plate 9 can be changed by toggling the slide plate 10. Under the action of the gravitational force between the magnets 26, when the movable plate 9 and the slide plate 10 move relative to the terminal block 4 in the horizontal and longitudinal directions, they can drive the follower tube 15 to move synchronously, and when the follower tube 15 reaches the top of the locking screw 34 that needs to be loosened, the button 8 is pressed to make the multiple The multi-sided electromagnetic shaft 16 is energized, and the polygonal electromagnetic shaft 16 enters the polygonal groove and is attracted by the iron block 29. At this time, the operating disk 11 is rotated so that the lifting column 17 and the driving shaft 25 can drive the follower tube 15 and the polygonal electromagnetic shaft 16 to rotate, thereby driving the locking screw 34 to rotate, thereby realizing the loosening and tightening of the locking screw 34. At this time, the operating disk 11 is controlled to rotate, driving the lead screw 13 to rotate, and under the action of the threaded cooperation between the lead screw 13 and the moving seat 22, the moving seat 22 is driven to move, and under the action of the push arm 21, the sliding sleeve 23 is driven to move downward relative to the guide seat 24, thereby driving the lifting column 17 to move synchronously. Under the action of the threaded cooperation between the spiral groove and the ball 20, the lifting column 17 rotates during the downward movement, and then under the action of the cooperation between the card slot 19 and the driving shaft 25, the driving shaft 25 is driven to rotate. The driving shaft 25 can control the rotation of the locking screw 34 directly below it under the action of the matching component, thereby loosening and tightening the wires, and there is no need for the staff to disassemble the machine for operation. During the wiring process, when the driving shaft 25 rotates to drive the screw cap 28 to rotate to loosen the locking screw 34 on the horizontal conductive sheet 31, the screw cap 28 can be used to reel in the connecting belt 38 under the action of the connecting belt 38. At this time, under the action of the guide column 37, the connecting belt 38 can be used to pull the horizontal conductive sheet 31 to adjust the position of the horizontal conductive sheet 31. In addition, when the locking screw 34 on the longitudinal conductive sheet 30 is loosened by the driving shaft 25, the through slot 35 is moved by using an external tool to drive the pull plate 32 to move relative to the terminal block 4. At this time, the longitudinal conductive sheet 30 is driven to move, and there is no need for the staff to disassemble the machine and directly contact the operation manually, which shortens the wiring time and ensures the life safety of the staff.

[0035] The present invention and its embodiments are described schematically above, and the description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art is inspired by it and designs a structural method and an embodiment similar to the technical solution without creativity without departing from the purpose of the invention, they shall all fall within the protection scope of the present invention.

[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An energy metering joint junction box for fixing wires, comprising a top cover, a glass window, a wiring seat, a base and a bottom cover, wherein the glass window is arranged on the top cover, the bottom cover is arranged on one side of the top cover and the two are arranged oppositely, the top cover and the bottom cover are matched, the wiring seat is arranged between the top cover and the bottom cover, the base is arranged between the wiring seat and the bottom cover, the base and the wiring seat are matched and wiring recesses are arranged on the opposite surfaces of the two, characterized in that: The combined junction box also includes a plurality of locking screws, a transverse conductive sheet, a longitudinal conductive sheet, a matching assembly, a position adjustment drive assembly and a fixing structure. The number of the transverse conductive sheets and the longitudinal conductive sheets are both several, and the plurality of the transverse conductive sheets and the longitudinal conductive sheets are evenly arranged on the matching seat. The plurality of locking screws are arranged in the terminal seat, wherein the plurality of groups of the locking screws are connected through transverse conductive sheets or longitudinal conductive sheets. The fixing structure is arranged on the bottom cover and cooperates with the wiring recess to fix the wires. A matching assembly is arranged on each of the locking screws. The position adjustment drive assembly is arranged between the top cover and the matching assembly. When the position adjustment drive assembly is working, the locking screw is controlled to rotate through the matching assembly.

2. The electric energy metering joint junction box for facilitating fixing of wires according to claim 1 is characterized in that: The fixed structure includes a first wire sleeve, a second wire sleeve and a fixed wire block. The number of the second wire sleeves is several and they are symmetrically arranged on both sides of the bottom cover. The positions of the second wire sleeves and the wiring recesses correspond one to one. The second wire sleeves are provided with fixed grooves. Each of the second wire sleeves is symmetrically and movably provided with a group of fixed wire blocks. The fixed wire blocks and the fixed grooves are slidably matched and elastically connected. The first wire sleeve is movably sleeved on the second wire sleeve. The first wire sleeve and the second wire sleeve are threadedly matched. An inclined surface is formed on the fixed wire block, and the inclined surface is located on the moving path of the first wire sleeve.

3. The electric energy metering joint junction box for facilitating fixing of wires according to claim 1 is characterized in that: The positioning drive assembly includes a side frame, a movable plate, a slide plate, an operating disk, a lead screw and a transmission structure, wherein the side frame is arranged on the top cover, the movable plate is movably arranged on the side frame, the slide plate is movably arranged on the movable plate, the slide plate and the movable plate are connected by an elastic member, the operating disk is movably arranged on the slide plate, the lead screw is movably arranged on the movable plate and is movably connected to the operating disk, the transmission structure is arranged on the slide plate and is connected to the lead screw, the transmission structure is connected to the matching assembly, and when the lead screw rotates, the transmission structure is controlled to work to drive the locking screws at different positions to rotate.

4. The electric energy metering joint junction box for facilitating fixing of wires according to claim 3 is characterized in that: The transmission structure includes a matching tube, a guide seat, a sliding sleeve, a lifting column, a driving shaft and a rotating member. The matching tube is arranged on the slide plate, the lead screw is movably arranged between the matching tube and the slide plate, the guide seat is arranged on the matching tube, the sliding sleeve is movably arranged on the guide seat and is elastically connected to the matching tube, the lifting column is movably arranged in the guide seat, the sliding sleeve is sleeved on the outer wall of the lifting column, a moving seat is movably arranged on the lead screw, and the moving seat is movably connected to the sliding sleeve through a push arm, the driving shaft is movably arranged on the slide plate, a card slot is formed on the lifting column, one end of the driving shaft away from the glass window cooperates with the card slot and is slidably inserted in the card slot, the other end of the driving shaft is connected to the matching assembly, the rotating member is arranged between the lifting column and the guide seat, and the lifting column is controlled to rotate by the rotating member when it moves.

5. The electric energy metering joint junction box for facilitating fixing of wires according to claim 4 is characterized in that: The rotating member comprises a thread groove and a ball, the ball is slidably embedded on the inner wall of the guide seat, the thread groove is formed on the outer wall of the lifting column, and the ball and the thread groove are slidably matched.

6. The electric energy metering joint junction box for facilitating fixing of wires according to claim 4, characterized in that: The matching assembly includes a cross clamp, a screw cap, an iron block and a follower module. The screw cap is arranged on the locking screw, the cross clamp is arranged on the screw cap and cooperates with the locking screw, the iron block is arranged in a polygonal groove formed on the screw cap, the follower module is movably arranged on the top cover and connected to the driving shaft, and the follower module follows the movement of the driving shaft and controls the rotation of the screw cap.

7. The electric energy metering joint junction box for facilitating fixing of wires according to claim 6, characterized in that: The follower module includes a follower tube, a polygonal electromagnetic shaft, a magnet and a button. The follower tube is movably arranged on the inner side of the top cover, and the polygonal electromagnetic shaft is movably arranged on the follower tube. The polygonal electromagnetic shaft is movably matched with the polygonal groove. The button is arranged on the top cover and is electrically connected to the polygonal electromagnetic shaft. Magnets that attract each other are arranged on the drive shaft and the follower tube.

8. The electric energy metering joint junction box for facilitating fixing of wires according to claim 7, characterized in that: The combined junction box also includes an electrical sheet positioning structure, which is arranged on the junction seat and connected to both the transverse conductive sheet and the longitudinal conductive sheet, and is used to adjust the positions of the transverse conductive sheet and the longitudinal conductive sheet. The electrical sheet positioning structure includes a longitudinal adjustment member and a transverse adjustment member, the longitudinal adjustment member is connected to the longitudinal conductive sheet and is used to adjust the position of the longitudinal conductive sheet, and the transverse adjustment member is connected to the transverse conductive sheet and is used to adjust the position of the transverse conductive sheet.

9. The electric energy metering joint junction box for facilitating fixing of wires according to claim 8, characterized in that: The longitudinal adjustment member includes a pull plate, a through slot, a locking strip and a locking seat, the locking seat is arranged on the top cover, the number of the pull plates is the same as the number of the longitudinal conductive sheets and they are equidistantly and movably arranged on the wiring seat, the pull plate is connected to the longitudinal conductive sheet, the pull plate and the wiring seat are elastically connected, the through slot is arranged on the pull plate, one end of the locking strip is hinged on the side of the pull plate away from the longitudinal conductive sheet, and the locking seat is arranged on the wiring seat and is located on the moving path of the locking strip.

10. The electric energy metering joint junction box for facilitating fixing of wires according to claim 8, characterized in that: The transverse adjustment member includes a guide column, a rubber block and a connecting belt. The guide column is arranged in the terminal block and is located on one side of the transverse conductive sheet. The rubber block is arranged on the transverse conductive sheet. One end of the connecting belt is connected to the rubber block. One of the screw caps on the transverse conductive sheet is connected to the other end of the connecting belt. The connecting belt and the guide column are slidably matched.

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