CN113922235A

CN113922235A - Outward-extending push type switch distribution box for smart grid user side and using method of outward-extending push type switch distribution box

Info

Publication number: CN113922235A
Application number: CN202011378409.9A
Authority: CN
Inventors: 王冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2022-01-11

Abstract

The invention relates to the field of distribution boxes, in particular to an outward-extending push type switch distribution box for a smart grid user side and a using method thereof. The outward-extending push type switch distribution box for the smart grid user side and the use method of the outward-extending push type switch distribution box are convenient for dismounting and mounting of electrical elements, are not affected by nearby electrical elements, reduce the maintenance difficulty of the electrical elements and improve the working efficiency of electric power.

Description

Outward-extending push type switch distribution box for smart grid user side and using method of outward-extending push type switch distribution box

Technical Field

The invention relates to the field of distribution boxes, in particular to an outward-extending push type switch distribution box for a smart grid user side and a using method of the outward-extending push type switch distribution box.

Background

Various electrical elements inside the existing switch distribution box are usually installed on an internal back plate of the switch distribution box in a fixed mode, so that the switch distribution box cannot be moved easily, when a power worker maintains or operates various electrical elements inside the switch distribution box, the electrical elements are located inside the switch distribution box, and due to space limitation, the maintenance or operation of various electrical elements is not convenient, the operation difficulty of the power worker is increased, and due to the limited internal space of the switch distribution box, the arrangement of various electrical elements is compact, when the electrical elements in the switch distribution box need to be disassembled, replaced or maintained independently, the electrical elements are not convenient to take down from the back plate of the switch distribution box.

Based on the problems, the overhanging push type switch distribution box for the smart grid user side and the using method thereof are provided.

Disclosure of Invention

The invention aims to provide an outward-extending push type switch distribution box for a smart grid user side and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an overhanging propelling movement formula switch block terminal that smart power grids user end was used, including the distribution box, it has the chamber door to articulate on the distribution box, still include the fly leaf that is used for installing electrical component, the inboard bottom of distribution box is provided with push mechanism, the fly leaf sets up on push mechanism, be provided with drive mechanism on the inside wall of distribution box, drive mechanism is connected with the chamber door transmission, drive mechanism is connected with push mechanism transmission, drive mechanism drives the fly leaf through push mechanism and outwards or inwards removes from the outside of distribution box from the inside of distribution box, be provided with the extension mechanism that is used for installing electrical component on the fly leaf, push mechanism is connected with the extension mechanism transmission.

Preferably, drive mechanism is including fixing the jib on the inboard roof of distribution box, the dead axle rotates on the jib and rotates and be connected with pivot one, pivot one is mutually perpendicular with the inside back lateral wall of distribution box, the inside back lateral wall of distribution box is fixed with the lug, the dead axle rotates on the lug and is connected with pivot two, pivot two is mutually perpendicular with the bottom plate of distribution box, the upper end of pivot two is connected with the one end transmission that the chamber door was kept away from to pivot one through bevel gear group two, the lower extreme coaxial line of pivot two is fixed with the worm, the worm is connected with the push mechanism transmission.

Preferably, the fixed shaft of one side that the inboard roof of distribution box is close to the chamber door rotates and is connected with the hinge, and the hinge parallels with the inboard roof of distribution box, and a hinge and pivot mutually perpendicular, and the one end that the pivot is close to the chamber door is passed through bevel gear group and is connected with the fixed shaft rotation of hinge, and the chamber door is fixed with the support of L shape towards the inside one side of distribution box, and the one end fixed connection hinge of chamber door is kept away from to the support.

Preferably, the last fixed surface of distribution box has the flat board, has seted up logical groove on the flat board, and the chamber door is perpendicular and be fixed with the locking lever on the lateral wall in the distribution box outside, and the locking lever can pass lead to the groove and slide in leading to the groove, and the locking lever is kept away from and is seted up the recess on the one end lateral wall of chamber door, and sliding connection has the wedge in the recess, and the wedge is connected through the inner wall of spring with the recess, and the wedge is towards the outside one end wedge of recess chamber door dorsad, and the wedge can support the knot contact with dull and stereotyped upper surface towards one side of chamber door.

Preferably, the pushing mechanism comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are identical in structure and are arranged in parallel, the first connecting rod and the second connecting rod are arranged at the upper position and the lower position, two first lugs are fixed at the lower part of the inner rear side wall of the power distribution box body, the two first lugs are arranged at the upper position and the lower position, the first connecting rod and the lower end of the second connecting rod are respectively connected to the two first lugs in a fixed-shaft rotating mode, a worm wheel is fixedly connected to one end, connected with the first lugs, of the second connecting rod, and the worm wheel is connected with the worm in a meshed mode.

Preferably, the movable plate is fixed with two lugs II on the upper portion of one side, facing the rear side wall inside the power distribution box body, the two lugs II are arranged at the upper and lower positions, the upper ends of the connecting rod I and the connecting rod II are respectively connected to the two lugs II in a fixed-shaft rotating mode, and the movable plate is arranged in parallel with the rear side wall inside the power distribution box body.

Preferably, the extension mechanism comprises a guide sleeve fixed on one side, facing the rear side wall inside the distribution box body, of the movable plate, a rack is connected in the guide sleeve in a sliding mode, a fluted disc is fixed at one end, connected with the second lug, of the second connecting rod, and the fluted disc is connected with the rack in a meshed mode.

Preferably, the cavity has been seted up in the center department of fly leaf, and one side center department that the fly leaf dorsad the inside back lateral wall of distribution box is fixed with the mounting panel that is used for installing electrical components, and a plurality of spouts have been seted up to one side of the inside back lateral wall of distribution box dorsad to the fly leaf, and is a plurality of the spout is along the equidistant setting of the circumference trend of cavity, and the inside dead axle rotation of spout is connected with the screw rod, and sliding connection has the slider in the spout, and the slider is connected with screw rod screw thread transmission, is fixed with the mounting panel on the slider.

Preferably, a second gear is rotatably connected to the rotating shaft in the cavity, the central axes of the screw and the second gear are perpendicular to each other, a third gear is fixed to one end, pointing to the interior of the cavity, of the screw, the third gear is meshed with the second gear, the central fixed shaft of the movable plate is rotatably connected with a third rotating shaft, one end, pointing to the cavity, of the third rotating shaft is perpendicular to and fixedly connected with the center of the second gear, a first gear is fixed to one end, far away from the second gear, of the third rotating shaft, and the first gear is meshed with the rack.

In addition, the application also provides a using method of the outward-extending push type switch distribution box for the smart grid user side, and the using method comprises the following steps:

the method comprises the following steps: the box door is opened to enable the box door to drive the pushing mechanism to work through the transmission mechanism, and the pushing mechanism enables the movable plate to move from the inside to the outside of the power distribution box body;

step two: in the process that the pushing mechanism moves the movable plate from the inside to the outside of the power distribution box body, the pushing mechanism drives the extension mechanism to extend all the electric elements;

step three: in the process of closing the box door, the transmission mechanism drives the pushing mechanism to work through the box door, the movable plate is moved towards the inside from the outside of the distribution box body by the pushing mechanism, and in the process of moving the movable plate towards the inside and the outside of the distribution box body by the pushing mechanism, the pushing mechanism drives the extension mechanism to gather and store all the electric elements in the distribution box body.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the box door is opened to drive the pushing mechanism to work through the transmission mechanism, and the pushing mechanism moves the movable plate from the inside to the outside of the distribution box body, so that electric workers can maintain or replace each electric element conveniently without being limited by the space inside the distribution box body, the maintenance difficulty of the electric element is reduced, and the electric working efficiency is improved;

in the process that the movable plate moves from the inside to the outside of the power distribution box body through the pushing mechanism, the pushing mechanism drives the extension mechanism to extend all the electric elements, so that large holes are reserved among all the electric elements, the electric elements are convenient to detach and mount and are not influenced by the electric elements beside, the maintenance and repair or replacement difficulty of the electric elements is reduced, and the working efficiency is improved;

in the invention, in the process of closing the box door, the transmission mechanism drives the pushing mechanism to work through the box door, the movable plate is moved from the outside to the inside of the distribution box body by the pushing mechanism, and in the process of moving the movable plate from the outside to the inside and the outside of the distribution box body by the pushing mechanism, the pushing mechanism drives the extension mechanism to gather and store all the electric elements in the distribution box body, so that the occupied space volume is reduced.

Drawings

FIG. 1 is a first schematic view of the cross-sectional structure of the final assembly of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the final assembly of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of the movable plate of the present invention;

fig. 5 is a right side view of the movable plate structure of fig. 2.

In the figure: 1. a distribution box body; 2. a box door; 3. a flat plate; 4. a movable plate; 5. a hinge shaft; 6. a bevel gear set I; 7. a boom; 8. a first rotating shaft; 9. a bevel gear set II; 10. a bump; 11. a second rotating shaft; 12. a first connecting rod; 13. a first lug; 14. a worm; 15. a turbine; 16. a second connecting rod; 17. a second lug; 18. a first gear; 19. a rack; 20. mounting a plate; 21. a lock lever; 22. a support; 23. a through groove; 24. a fluted disc; 25. a guide sleeve; 26. a chute; 27. a screw; 28. a slider; 29. a spring; 30. a wedge block; 31. a groove; 32. a rotating shaft III; 33. a concave cavity; 34. a second gear; 35. and a third gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: the outward-extending push type switch distribution box for the smart grid user side and the using method thereof comprise a distribution box body 1, a box door 2 is hinged to the distribution box body 1, and the outward-extending push type switch distribution box further comprises a movable plate 4 used for installing electrical elements, a pushing mechanism is arranged at the bottom of the inner side of the distribution box body 1, the movable plate 4 is arranged on the pushing mechanism, a transmission mechanism is arranged on the inner side wall of the distribution box body 1 and is in transmission connection with the box door 2, the transmission mechanism is in transmission connection with the pushing mechanism, the transmission mechanism drives the movable plate 4 to move outwards from the inside of the distribution box body 1 or inwards from the outside of the distribution box body 1 through the pushing mechanism, an extension mechanism used for installing the electrical elements is arranged on the movable plate 4, and the pushing mechanism is in transmission connection with the extension mechanism.

In this embodiment, as shown in fig. 1 and fig. 2, the transmission mechanism includes a suspension rod 7 fixed on the top wall inside the distribution box body 1, a first rotating shaft 8 is rotatably connected to the suspension rod 7 in a fixed-axis rotation manner, the first rotating shaft 8 is perpendicular to the inner rear side wall of the distribution box body 1, a protruding block 10 is fixed to the inner rear side wall of the distribution box body 1, a second rotating shaft 11 is rotatably connected to the protruding block 10 in a fixed-axis rotation manner, the second rotating shaft 11 is perpendicular to the bottom plate of the distribution box body 1, the upper end of the second rotating shaft 11 is in transmission connection with one end, far away from the box door 2, of the first rotating shaft 8 through a second bevel gear set 9, a worm 14 is fixed to the lower end of the second rotating shaft 11 in a coaxial line, and the worm 14 is in transmission connection with the pushing mechanism.

In this embodiment, as shown in fig. 1 and 2, one side of the inner side top wall of the distribution box body 1 close to the box door 2 is connected with a hinge shaft 5 in a fixed-axis rotation manner, the hinge shaft 5 is parallel to the inner side top wall of the distribution box body 1, the hinge shaft 5 is perpendicular to a first rotating shaft 8, one end of the first rotating shaft 8 close to the box door 2 is connected with the hinge shaft 5 in a fixed-axis rotation manner through a bevel gear set 6, an L-shaped bracket 22 is fixed on one side of the box door 2 facing the inside of the distribution box body 1, and one end of the bracket 22 away from the box door 2 is connected with the hinge shaft 5 in a fixed-axis rotation manner.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the upper surface of the distribution box body 1 is fixed with the flat plate 3, the through groove 23 has been seted up on the flat plate 3, perpendicular and being fixed with the locking lever 21 on the lateral wall in the distribution box body 1 outside of chamber door 2 orientation, the locking lever 21 can pass through the through groove 23 and slide in the through groove 23, the locking lever 21 is kept away from and is seted up the recess 31 on the one end lateral wall of chamber door 2, sliding connection has the wedge 30 in the recess 31, the wedge 30 is connected with the inner wall of recess 31 through the spring 29, the wedge 30 is carried on the back to chamber door 2 towards the outside one end wedge of recess 31, and the wedge 30 can support the knot contact with the upper surface of flat plate 3 towards one side of chamber door 2.

In this embodiment, as shown in fig. 1 and 2, the pushing mechanism includes a first connecting rod 12 and a second connecting rod 16, the first connecting rod 12 and the second connecting rod 16 have the same structure and are arranged in parallel to each other, the first connecting rod 12 and the second connecting rod 16 are arranged at upper and lower positions, two first lugs 13 are fixed at the lower part of the inner rear side wall of the distribution box body 1, the two first lugs 13 are arranged at upper and lower positions, the lower ends of the first connecting rod 12 and the second connecting rod 16 are respectively connected to the two first lugs 13 in a fixed-axis rotating manner, one end of the second connecting rod 16 connected to the first lugs 13 is fixedly connected to a turbine 15, and the turbine 15 is engaged with the worm 14.

In this embodiment, as shown in fig. 1 and fig. 2, two second lugs 17 are fixed on the upper portion of one side of the movable plate 4 facing the inner rear sidewall of the distribution box 1, the two second lugs 17 are arranged at upper and lower positions, the upper ends of the first connecting rod 12 and the second connecting rod 16 are respectively connected to the two second lugs 17 in a fixed-axis rotating manner, and the movable plate 4 is arranged in parallel with the inner rear sidewall of the distribution box 1.

In this embodiment, as shown in fig. 1, 2 and 4, the expanding mechanism includes a guide sleeve 25 fixed on a side of the movable plate 4 facing the rear side wall inside the distribution box 1, a rack 19 is slidably connected in the guide sleeve 25, a toothed disc 24 is fixed on one end of the second connecting rod 16 connected to the second lug 17, and the toothed disc 24 is engaged with the rack 19.

In this embodiment, as shown in fig. 4 and 5, a cavity 33 is formed in the center of the movable plate 4, a mounting plate 20 for mounting an electrical component is fixed in the center of one side of the movable plate 4, which faces away from the rear side wall inside the distribution box 1, a plurality of sliding grooves 26 are formed in one side of the movable plate 4, which faces away from the rear side wall inside the distribution box 1, the sliding grooves 26 are arranged at equal intervals along the circumferential direction of the cavity 33, a screw 27 is rotatably connected to the inside of the sliding groove 26 in a fixed axis manner, a slider 28 is slidably connected to the sliding groove 26, the slider 28 is in threaded transmission connection with the screw 27, and the mounting plate 20 is fixed on the slider 28.

In this embodiment, as shown in fig. 4, a second gear 34 is rotatably connected to the cavity 33 in a rotating manner, central axes of the screw 27 and the second gear 34 are perpendicular to each other, a third gear 35 is fixed to one end of the screw 27, which points to the inside of the cavity 33, the third gear 35 is engaged with the second gear 34, a third rotating shaft 32 is rotatably connected to a center fixed shaft of the movable plate 4, one end of the third rotating shaft 32, which points to the cavity 33, is perpendicular to and fixedly connected to the center of the second gear 34, a first gear 18 is fixed to one end of the third rotating shaft 32, which is far away from the second gear 34, and the first gear 18 is engaged with the rack 19.

The use method and the advantages of the invention are as follows: this overhanging propelling movement formula switch block terminal that smart power grids user was used when using, the working process as follows:

the method comprises the following steps: as shown in fig. 1 and 2, when the electrical components inside the distribution box 1 need to be inspected, maintained or replaced, the box door 2 is lifted upwards from the lower side edge of the box door 2, so that the box door 2 rotates counterclockwise, the box door 2 is opened, the box door 2 drives the hinge shaft 5 to rotate through the bracket 22 in the opening process, the rotation of the hinge shaft 5 drives the first rotating shaft 8 to rotate through the first bevel gear set 6, the rotation of the first rotating shaft 8 drives the second rotating shaft 11 to rotate through the second bevel gear set 9, so that the second rotating shaft 11 drives the turbine 15 to rotate clockwise through the worm 14, the turbine 15 drives the second connecting rod 16 to rotate clockwise along with the turbine 15, the clockwise rotation of the second connecting rod 16 drives the movable plate 4 to rotate clockwise around the center of the turbine 15 and move to the outer side of the distribution box 1, so that the movable plate 4 drives the electrical components to move to the outer side of the distribution box 1 through the mounting plate 20, furthermore, the maintenance or replacement of each electrical element by an electric power worker is facilitated, and the electric power worker is not limited by the internal space of the distribution box body 1, so that the maintenance difficulty of the electrical elements is reduced, and the electric power working efficiency is improved;

as mentioned above, in the process of opening the door 2, the door 2 moves from the vertical state to the horizontal state, so as to drive the lock rod 21 to approach the flat plate 3, and the lock rod 21 is inserted into the through groove 23, and in the process of inserting the lock rod 21 into the through groove 23, the side wall of the through groove 23 applies a thrust action to the wedge surface of the wedge block 30, so that the wedge block 30 moves into the groove 31 and compresses the spring 29, so that the spring 29 obtains a restoring force, when the door 2 is in the horizontal state, the wedge block 30 is located on the upper side of the through groove 23, so that the wedge block 30 slides to the outside of the groove 31 and resets under the restoring force action of the spring 29, so that the door 2 is stably in the horizontal state under the limiting action of the flat plate 3 and the wedge block 30, and the door 2 is prevented from being automatically closed due to self weight, so as to ensure the reliability in maintenance and repair of the electrical components;

step two: as shown in the first step, when the second link 16 drives the movable plate 4 to move toward the outside of the power distribution box 1, the toothed disc 24 drives the rack 19 to move downward in the guide sleeve 25, as shown in fig. 4, so that the rack 19 drives the first gear 18 to rotate, the first gear 18 rotates to drive the second gear 34 to rotate through the third rotating shaft 32, so that the second gear 34 drives the third gear 35 to rotate, and further the third gear 35 drives the screw 27 to rotate, so that the screw 27 drives the sliding block 28 to move in a direction away from the center of the movable plate 4 under the screw transmission effect, so that each sliding block 28 drives the corresponding mounting plate 20 to move away from each other and expand, and further a large gap is left between the electrical components on each mounting plate 20, thereby facilitating the detachment and installation of the electrical components without being affected by the electrical components beside the electrical components, and reducing the difficulty in maintenance or replacement of the electrical components, the working efficiency is improved;

step three: after the maintenance or replacement of the electrical component is completed, the box door 2 needs to be closed, at this time, the wedge block 30 is pushed into the groove 31 by a hand or a tool, so that the limitation on the box door 2 is removed, the box door 2 can rotate clockwise, the box door 2 drives the lock rod 21 to be drawn out from the bottom of the through groove 23, the wedge block 30 is loosened, the wedge block 30 is reset under the restoring force action of the spring 29, the clockwise rotation of the box door 2 drives the hinge shaft 5 to rotate reversely through the bracket 22, the reverse rotation of the hinge shaft 5 drives the first rotating shaft 8 to rotate reversely through the first bevel gear set 6, the reverse rotation of the first rotating shaft 8 drives the second rotating shaft 11 to rotate reversely through the second bevel gear set 9, the second rotating shaft 11 drives the turbine 15 to rotate counterclockwise through the worm 14, the turbine 15 drives the second connecting rod 16 to rotate counterclockwise along with the turbine 15, the counterclockwise rotation of the second connecting rod 16 drives the movable plate 4 to rotate counterclockwise around the center of the turbine 15, and moves towards the inner side of the distribution box body 1, so that the movable plate 4 drives the electrical element to move towards the interior of the distribution box body 1 through the mounting plate 20, the electrical element is automatically accommodated in the distribution box body 1 while the door 2 is closed, time and labor are saved, when the connecting rod two 16 drives the movable plate 4 to move towards the interior of the distribution box body 1, the toothed disc 24 drives the rack 19 to move upwards in the guide sleeve 25, so that the rack 19 drives the gear one 18 to rotate reversely, the reverse rotation of the gear one 18 drives the gear two 34 to rotate reversely through the rotating shaft three 32, so that the gear two 34 drives the gear three 35 to rotate reversely, further the gear three 35 drives the screw 27 to rotate reversely, so that the screw 27 drives the sliding blocks 28 to move towards the direction close to the center of the movable plate 4 under the screw thread transmission effect, and therefore each sliding block 28 drives the corresponding mounting plates 20 to gather together, further, the distance between the electric elements on the mounting plates 20 is reduced, so that the electric elements can be conveniently accommodated in the distribution box body 1, and the occupied space is reduced.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Overhanging propelling movement formula switch block terminal that smart power grids user used, including distribution box body (1), it has chamber door (2), its characterized in that to articulate on distribution box body (1): still including fly leaf (4) that are used for installing electrical component, the inboard bottom of distribution box (1) is provided with push mechanism, fly leaf (4) set up on push mechanism, be provided with drive mechanism on the inside wall of distribution box (1), drive mechanism is connected with chamber door (2) transmission, drive mechanism is connected with push mechanism transmission, drive mechanism drives fly leaf (4) through push mechanism and outwards or from the outside inwards movement of distribution box (1) from the inside of distribution box (1), be provided with the extension mechanism who is used for installing electrical component on fly leaf (4), push mechanism is connected with the extension mechanism transmission.

2. The overhanging push switch distribution box for the smart grid user side of claim 1, wherein: drive mechanism is including fixing jib (7) on distribution box (1) inboard roof, the dead axle rotates on jib (7) and rotates and be connected with pivot one (8), pivot one (8) are mutually perpendicular with the inside rear side wall of distribution box (1), the inside rear side wall of distribution box (1) is fixed with lug (10), the dead axle rotates on lug (10) and is connected with pivot two (11), pivot two (11) are mutually perpendicular with the bottom plate of distribution box (1), the one end transmission that chamber door (2) were kept away from in the upper end of pivot two (11) through bevel gear group two (9) and pivot one (8) is connected, the lower extreme coaxial line of pivot two (11) is fixed with worm (14), worm (14) are connected with the push mechanism transmission.

3. The overhanging push switch distribution box for the smart grid user side of claim 2, wherein: the hinge box is characterized in that a hinge shaft (5) is rotatably connected to one side of the inner side top wall of the distribution box body (1), which is close to the box door (2), in a fixed shaft mode, the hinge shaft (5) is parallel to the inner side top wall of the distribution box body (1), and the hinge shaft (5) is perpendicular to the first rotating shaft (8).

4. The overhanging push switch distribution box for the smart grid user side of claim 2, wherein: one end of the first rotating shaft (8) close to the box door (2) is rotatably connected with the fixed shaft of the hinge shaft (5) through the bevel gear set (6), the box door (2) is fixed with a support (22) in an L shape towards one side of the interior of the distribution box body (1), and the support (22) is far away from one end of the box door (2) and is fixedly connected with the hinge shaft (5).

5. The overhanging push switch distribution box for the smart grid user side of claim 2, wherein: the upper surface of distribution box body (1) is fixed with flat board (3), logical groove (23) have been seted up on flat board (3), chamber door (2) are perpendicular and be fixed with locking lever (21) on the lateral wall in distribution box body (1) outside, locking lever (21) can pass logical groove (23) and slide in logical groove (23), recess (31) have been seted up on the one end lateral wall that chamber door (2) were kept away from in locking lever (21), sliding connection has wedge (30) in recess (31), wedge (30) are connected with the inner wall of recess (31) through spring (29), wedge (30) are towards outside one end wedge dorsad chamber door (2) of recess (31), and wedge (30) can support the knot contact with the upper surface of flat board (3) towards one side of chamber door (2), push mechanism includes connecting rod one (12) and connecting rod two (16), the first connecting rod (12) and the second connecting rod (16) are identical in structure and are arranged in parallel, the first connecting rod (12) and the second connecting rod (16) are arranged at the upper position and the lower position, two first lugs (13) are fixed at the lower part of the inner rear side wall of the power distribution box body (1), the two first lugs (13) are arranged at the upper position and the lower position, the lower ends of the first connecting rod (12) and the second connecting rod (16) are respectively connected to the two first lugs (13) in a fixed-shaft rotating mode, one end, connected with the first lugs (13), of the second connecting rod (16) is fixedly connected with a turbine (15), and the turbine (15) is connected with a worm (14) in a meshed mode; the upper portion of one side, facing the inner rear side wall of the power distribution box body (1), of the movable plate (4) is fixed with two second lugs (17), the two second lugs (17) are arranged at the upper and lower positions, the upper ends of the first connecting rod (12) and the second connecting rod (16) are respectively connected to the two second lugs (17) in a fixed-shaft rotating mode, and the movable plate (4) is arranged in parallel with the inner rear side wall of the power distribution box body (1).

6. The overhanging push switch distribution box for the smart grid user side of claim 5, wherein: the expansion mechanism comprises a guide sleeve (25) fixed on one side of the movable plate (4) facing the inner rear side wall of the power distribution box body (1), and a rack (19) is connected in the guide sleeve (25) in a sliding mode.

7. The overhanging push switch distribution box for the smart grid user side of claim 6, wherein: a fluted disc (24) is fixed at one end of the second connecting rod (16) connected with the second lug (17), and the fluted disc (24) is meshed and connected with the rack (19).

8. The overhanging push switch distribution box for the smart grid user side of claim 7, wherein: cavity (33) have been seted up to the center department of fly leaf (4), one side center department that fly leaf (4) was equipped with mounting panel (20) that are used for installing electrical component dorsad at the inside back lateral wall of distribution box body (1), a plurality of spout (26) have been seted up, a plurality of to one side of fly leaf (4) dorsad distribution box body (1) inside back lateral wall spout (26) the circumference of following cavity (33) is walked to equidistant setting, the inside dead axle of spout (26) is rotated and is connected with screw rod (27), sliding connection has slider (28) in spout (26), slider (28) are connected with screw rod (27) screw thread transmission, be fixed with mounting panel (20) on slider (28).

9. The overhanging push switch distribution box for the smart grid user side of claim 8, wherein: a second gear (34) is rotatably connected with the cavity (33) in a rotating mode, the central axes of the screw (27) and the second gear (34) are perpendicular to each other, a third gear (35) is fixed at one end, pointing to the interior of the cavity (33), of the screw (27), the third gear (35) is meshed with the second gear (34), a third rotating shaft (32) is rotatably connected with the center of the movable plate (4) in a fixed axis mode, one end, pointing to the cavity (33), of the third rotating shaft (32) is perpendicular to and fixedly connected with the center of the second gear (34), a first gear (18) is fixed at one end, far away from the second gear (34), of the third rotating shaft (32), and the first gear (18) is meshed with the rack (19).

10. The use method of the overhanging push-switch electrical box for the smart grid user side according to any one of claims 1 to 9, wherein: the method comprises the following steps:

the method comprises the following steps: the box door (2) is opened to drive the pushing mechanism to work through the transmission mechanism, and the movable plate (4) is moved to the outside from the inside of the distribution box body (1) by the pushing mechanism;

step two: in the process that the pushing mechanism moves the movable plate (4) from the inside to the outside of the power distribution box body (1), the pushing mechanism drives the extension mechanism to extend all the electric elements;

step three: in the process of closing the box door (2), the transmission mechanism drives the pushing mechanism to work through the box door (2), the movable plate (4) is moved to the inside from the outside of the distribution box body (1) by the pushing mechanism, and in the process of moving the movable plate (4) to the inside and the outside of the distribution box body (1) by the pushing mechanism, the pushing mechanism drives the extension mechanism to gather and store all the electric elements in the distribution box body (1).