Electric energy meter plug connector

Abstract

The utility model discloses an electric energy meter plug connector, which relates to the field of electric energy meter plug connectors and comprises a back frame, and a bearing plate is arranged at one end of the back frame. The two fixing rods are mounted on the bearing plate, and locking holes are formed in the fixing rods; a sliding hole in sliding fit with the fixing rod is formed in the base, a mounting through groove is formed in the base, the mounting through groove is communicated with the sliding hole through a T-shaped communicating hole, and an end cover is further arranged on the base; the locking assembly is arranged on the base and comprises a locking column, and the locking column is matched with the locking hole in an inserted mode; a control assembly and a transmission assembly; according to the utility model, the control assembly, the transmission assembly and the locking assembly are cooperatively used, so that the distance between the base and the back frame can be adjusted, the conductive plug-in can be smoothly inserted into the electric energy meter, and compared with a straight-up and straight-down insertion installation structure in the prior art, the electric energy meter can be conveniently assembled or disassembled. The probability of touching electrical equipment around the electric energy meter can be reduced, the operation is easier, and the difficulty of mounting or dismounting the electric energy meter is lower.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related technical field of electric energy meter connector, specifically to an electric energy meter connector. BACKGROUND

[0002] Electric energy meter is used to measure the instrument, also called electric meter, fire table, kilowatt hour meter, points to measure various electrical quantity instrument, electric energy meter connector can connect the electric meter and power line in the power system to measure the consumed electric energy, electric energy meter connector is usually made of conductive material, has the design of pluggable, it is convenient to insert and pull out the electric energy meter, and in order to ensure that the connection between the connector and the electric energy meter is firm and reliable, after inserting the electric energy meter on the connector, it is still necessary to use the screw or bolt to fasten.

[0003] However, in actual use, the electric energy meter and the connector plug are mostly straight up and down insertion installation direction, so when installing or dismounting the electric energy meter in the electric energy metering cabinet with limited space, the electric power equipment around the electric energy meter is easily contacted, which increases the difficulty of installing or dismounting the electric energy meter. UTILITY MODEL CONTENTS

[0004] In order to solve the defects existing in the prior art, the utility model provides an electric energy meter connector.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0006] The utility model discloses an electric energy meter connector, including the back frame for containing electric energy meter, the back frame one end is equipped with the bearing plate;

[0007] Two fixed rods are installed on the bearing plate, and the fixed rod is provided with a locking hole;

[0008] The base is provided with a sliding hole matched with the fixed rod, and the base is provided with an installation through slot, the installation through slot is communicated with the sliding hole through a T-shaped communication hole, and the base is further provided with an end cover for covering the installation through slot;

[0009] The locking assembly arranged on the base comprises a locking column, and the locking column is inserted and matched with the locking hole;

[0010] The control assembly arranged on the end cover and the transmission assembly located in the installation through slot, the control assembly makes the locking column slide in the T-shaped communication hole through the transmission assembly.

[0011] As a preferred technical scheme of the utility model, the control assembly comprises a rotating cylinder, a control column arranged in the rotating cylinder, a connecting rod and a control handle arranged outside the end cover, a spiral sliding groove is formed in the control column, the rotating cylinder is rotatably arranged on the end cover, a sliding column is arranged on the inner wall of the rotating cylinder and is in sliding fit with the spiral sliding groove, the connecting rod is connected to the control column and the control handle at two ends respectively, a compression spring is further sleeved on the connecting rod, and the compression spring is clamped between the control column and the control handle.

[0012] By adopting the above technical scheme, the control handle is pulled outward, the connecting rod drives the control column to move in the rotating cylinder, the control column extrudes the compression spring, the spiral sliding groove drives the sliding column, the rotating cylinder rotates, the rotating cylinder drives the driving gear, the transmission assembly operates, the unlocking operation is completed, after the force pulling the control handle is removed, the elastic force of the compression spring drives the control column, the rotating cylinder reversely rotates, the control assembly can limit the rotation angle of the driving gear, and the locking assembly can smoothly complete the fixing or unlocking of the base.

[0013] As a preferred technical scheme of the utility model, the transmission assembly comprises a rotating rod, an eccentric wheel sleeved and fixed on the rotating rod, a transmission gear arranged on one side of the eccentric wheel, a transmission bracket arranged in the mounting groove and a driving gear sleeved and fixed on the rotating cylinder, both ends of the rotating rod are rotatably connected with the end cover, the transmission gear is also sleeved and fixed on the rotating rod, straight line engaging parts one and two engaged with the driving gear and the transmission gear are respectively arranged at two ends of the transmission bracket, and a strip-shaped through hole is formed in the transmission bracket.

[0014] By adopting the above technical scheme, the directionality of the transmission bracket during movement can be further improved, the guide sliding grooves are formed on the back surfaces (the surfaces in contact with the end cover) of the straight line engaging parts one and two, the guide convex strips are arranged on the end cover, the directionality of the transmission bracket during movement is further improved through the sliding fit between the guide convex strips and the guide sliding grooves, and thus the transmission assembly can more stably operate.

[0015] The driving gear is engaged with the straight line engaging part one through the rotating cylinder, the transmission bracket moves, the transmission gear is driven through the engagement transmission between the straight line engaging part two and the transmission gear, the rotating rod is driven through the transmission gear, the eccentric wheel rotates, the limiting plate drives the locking column to slide in the T-shaped communication hole through the cooperation between the eccentric wheel and the limiting plate, the operator can pull or push the base to make the base slide on the fixing rod when the limiting plate drives the locking column to disengage from the locking hole, and the base can be fixed when the limiting plate drives the locking column to insert into the locking hole, and thus the two locking assemblies can be simultaneously controlled to fix or unlock the base through the cooperation of the control assembly and the transmission assembly.

[0016] As a preferred technical scheme of the utility model, the transmission assembly further comprises a T-shaped limiting rod installed in the installation groove, and the T-shaped limiting rod is in sliding fit with the strip-shaped through hole.

[0017] By adopting the above technical scheme, the T-shaped limiting rod is in sliding fit with the strip-shaped through hole, so that the transmission support is guided and limited, and the transmission assembly can be stably operated.

[0018] As a preferred technical scheme of the utility model, the locking assembly further comprises a limiting plate in contact with the eccentric wheel and a return spring, the limiting plate is located in the installation groove and connected to the locking column, and the return spring is sleeved on the locking column and connected to the groove wall of the installation groove and the limiting plate.

[0019] By adopting the above technical scheme, in the process that the limiting plate with the locking column is inserted into the locking hole, the return spring is extruded by the limiting plate, the limiting plate can always contact the eccentric wheel when the eccentric wheel rotates, and the reverse elastic force of the return spring can also make the locking column separate from the locking hole.

[0020] As a preferred technical scheme of the utility model, a plurality of conductive inserts which can be inserted into conductive jacks on the electric energy meter are arranged through the base, and a plurality of sliding grooves are also arranged in the base.

[0021] By adopting the above technical scheme, the conductive inserts are used to connect the electric energy meter and the power supply line in the power system.

[0022] As a preferred technical scheme of the utility model, at least one abutting bolt is screwed at one end of the back frame and used for fixing the electric energy meter, an extension plate is arranged at the other end of the back frame, and a plurality of guide strips which are in sliding fit with the sliding grooves are arranged on the extension plate.

[0023] By adopting the above technical scheme, after the electric energy meter is placed in the back frame, the electric energy meter is supported by the bearing plate, then the abutting bolt is screwed, the electric energy meter is tightly fixed by the abutting bolt, in addition, if there is a bolt hole corresponding to the abutting bolt on the electric energy meter, the electric energy meter can be fixed by the threaded connection between the abutting bolt and the bolt hole, and the base is guided by the sliding fit between the guide strips and the sliding grooves.

[0024] As a preferred technical scheme of the utility model, an avoiding opening for avoiding the conductive inserts is arranged on the bearing plate, and a positioning notch matched with the extension plate is also arranged on one side of the avoiding opening.

[0025] By adopting the above technical scheme, the conductive inserts can be smoothly inserted into the conductive jacks on the electric energy meter by the avoiding opening, and the bearing plate can be positioned by the positioning notch matched with the extension plate, so that the bearing plate and the back frame can be quickly assembled together.

[0026] As a preferred technical scheme of the utility model, the fixed rod is provided with a limiting head at one end away from the bearing plate.

[0027] The utility model discloses the beneficial effect is:

[0028] 1. The electric energy meter plug connector, through control assembly and transmission assembly control locking assembly to the base fixed or remove the locking of the base, thereby can adjust the distance between the base and back frame, not only can make the electric plug insert the electric energy meter successfully, complete the connection of electric energy meter and plug connector, and compared with the straight up and down plug -in installation structure in the prior art, when installing or disassembling electric energy meter, can reduce the probability of meeting the power equipment around electric energy meter, more easily operate, and the difficulty of installing or disassembling electric energy meter is lower.

[0029] 2. The electric energy meter plug connector, through the operation control handle, make rotating cylinder can drive driving gear and straight line engagement part one meshing transmission, make transmission support move, through the meshing transmission between straight line engagement part two and transmission gear, drive transmission gear, through transmission gear drive rotating rod, make eccentric wheel rotate, through the cooperation of eccentric wheel and limiting plate, make limiting plate drive locking column slide in T-shaped communication hole, when limiting plate drives locking column to separate from locking hole, operating personnel can pull or push the base and make the base slide on the fixed rod, when limiting plate drives locking column to insert locking hole, can fix the base, through the cooperation of control assembly and transmission assembly, can control two locking assemblies to the base fixed or remove the locking of the base simultaneously, and operation is simple, easy to operate.

[0030] 3. The electric energy meter plug connector, pull the control handle outward, make connecting rod drive control column move in rotating cylinder, through control column extrude compression spring, utilize spiral slide groove drive sliding column, make rotating cylinder rotate, through rotating cylinder drive driving gear, after unloading the force of pulling control handle, utilize the elastic force of compression spring drive control column, make rotating cylinder reverse rotation, the control assembly set up can limit the rotation angle of driving gear, can make locking assembly complete the fixing or unlocking of base smoothly. BRIEF DESCRIPTION OF DRAWINGS

[0031] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation on the utility model.In the drawings:

[0032] Figure 1 It is the structure schematic view of the electric energy meter plug connector of the utility model,

[0033] Figure 2 It is the electric energy meter installation state structure schematic view of the electric energy meter plug connector of the utility model,

[0034] Figure 3 is a first perspective view of the base of the electric energy meter connector according to the present application;

[0035] Figure 4 is a second perspective view of the base of the electric energy meter connector according to the present application;

[0036] Figure 5 is a perspective view of the electric energy meter connector according to the present application; Figure 4 is an enlarged view of position A in the above figure;

[0037] Figure 6 is a structural schematic view of the end cover, control assembly and transmission assembly of the electric energy meter connector according to the present application;

[0038] Figure 7 is a structural schematic view of the inside of the rotating cylinder of the electric energy meter connector according to the present application;

[0039] Figure 8 is an exploded view of the control assembly of the electric energy meter connector according to the present application;

[0040] Figure 9 is a structural schematic view of the connection between the back frame and the bearing plate of the electric energy meter connector according to the present application;

[0041] Figure 10 is a structural schematic view of the bearing plate of the electric energy meter connector according to the present application.

[0042] In the figure: 001, electric energy meter; 1, back frame; 11, extension plate; 12, guide strip; 2, bearing plate; 21, avoiding opening; 3, base; 31, end cover; 32, sliding slot; 4, abutting bolt; 5, conductive plug; 6, fixed rod; 61, locking hole; 62, limiting head; 7, control assembly; 71, rotating cylinder; 72, control column; 721, spiral sliding slot; 73, connecting rod; 74, control handle; 75, compression spring; 76, sliding column; 8, locking assembly; 81, locking column; 82, limiting plate; 83, return spring; 9, transmission assembly; 91, rotating rod; 92, eccentric wheel; 93, transmission gear; 94, transmission bracket; 941, straight-line engagement part one; 942, straight-line engagement part two; 95, drive gear; 96, T-shaped limiting rod. DETAILED DESCRIPTION

[0043] The preferred embodiments of the present application will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described here are only used to explain and illustrate the present application, and are not used to limit the present application.

[0044] Embodiment: as Figures 1-5As shown, the utility model discloses an electric energy meter plug connector, including the back frame 1 for containing electric energy meter 001, the back frame 1 one end is equipped with the bearing plate 2,

[0045] Two fixed rods 6 are installed on the bearing plate 2, and locking holes 61 are formed in the fixed rods 6;

[0046] A base 3 is provided, and sliding holes are formed in the base 3 and are in sliding fit with the fixed rods 6; an installation through slot is formed in the base 3, the installation through slot is connected to the sliding hole through a T-shaped communication hole, and an end cover 31 is further provided on the base 3 and is used to cover the installation through slot;

[0047] A locking assembly 8 is provided on the base 3, and the locking assembly 8 comprises a locking column 81, which is in plug fit with the locking hole 61;

[0048] A control assembly 7 is provided on the end cover 31, and a transmission assembly 9 is located in the installation through slot; the control assembly 7 is connected to the locking column 81 through the transmission assembly 9 and makes the locking column 81 slide in the T-shaped communication hole.

[0049] In the embodiment, a limiting head 62 is provided at the end of the fixed rod 6 away from the bearing plate 2, the limiting head 62 can prevent the base 3 from being separated from the fixed rod 6, and the fixed rod 6 is connected to the bearing plate 2 in a detachable manner, such as bolt connection; thus, the base 3 can be detached together with the fixed rod 6 by detaching the fixed rod 6, which is beneficial to later maintenance.

[0050] It should be noted that a plurality of mounting holes are formed in the back frame 1, and the mounting holes are used to pass through the matched bolts, so that the plug connector can be installed into the electric energy metering cabinet by the operator.

[0051] As shown in the drawings, Figure 3 、 Figure 6 、 Figure 7 and Figure 8 As shown, the control assembly 7 comprises a rotating cylinder 71, a control column 72 provided in the rotating cylinder 71, a connecting rod 73, and a control handle 74 provided outside the end cover 31; a spiral sliding groove 721 is formed in the control column 72; the rotating cylinder 71 is rotatably arranged on the end cover 31; a sliding column 76 in sliding fit with the spiral sliding groove 721 is arranged on the inner wall of the rotating cylinder 71; the connecting rod 73 is connected to the control column 72 and the control handle 74 at two ends respectively; a compression spring 75 is further sleeved on the connecting rod 73; the compression spring 75 is clamped between the control column 72 and the control handle 74; the control column 72 is resisted by the compression spring 75, which can effectively prevent the control column 72 from moving in the rotating cylinder 71 due to carrying or other reasons.

[0052] Pull the control handle 74 outward, the connecting rod 73 drives the control column 72 to move in the rotating cylinder 71, the control column 72 extrudes the compression spring 75, the sliding column 76 is driven by the spiral chute 721, the rotating cylinder 71 rotates, the driving gear 95 is driven by the rotating cylinder 71, the transmission assembly 9 operates, the unlocking operation is completed, after the force pulling the control handle 74 is removed, the elastic force of the compression spring 75 drives the control column 72, the rotating cylinder 71 reversely rotates, the control assembly 7 arranged can limit the rotation angle of the driving gear 95, the locking assembly 8 can smoothly complete the fixing or unlocking of the base 3.

[0053] Wherein, as shown in Figures 3-6 The transmission assembly 9 comprises a rotating rod 91, an eccentric wheel 92 sleeved and fixed on the rotating rod 91, a transmission gear 93 arranged on one side of the eccentric wheel 92, a transmission bracket 94 arranged in the mounting slot and a driving gear 95 sleeved and fixed on the rotating cylinder 71, both ends of the rotating rod 91 are rotationally connected with the end cover 31, the transmission gear 93 is also sleeved and fixed on the rotating rod 91, and the transmission bracket 94 is provided with a linear engagement part one 941 and a linear engagement part two 942 which are engaged with the driving gear 95 and the transmission gear 93 respectively at both ends, and a strip-shaped through hole is further formed in the transmission bracket 94.

[0054] In the embodiment, the transmission assembly 9 further comprises a T-shaped limiting rod 96 arranged in the mounting slot, the T-shaped limiting rod 96 is in sliding fit with the strip-shaped through hole, the T-shaped limiting rod 96 and the strip-shaped through hole are in sliding fit, the transmission bracket 94 is guided and limited, which is beneficial to the stable operation of the transmission assembly 9.

[0055] In order to further improve the directionality of the transmission bracket 94 when moving, a guide sliding groove can be formed on the back of the linear engagement part one 941 and the linear engagement part two 942 (the side in contact with the end cover 31), a guide convex strip is arranged on the end cover 31, the guide convex strip and the guide sliding groove are in sliding fit, which further improves the directionality of the transmission bracket 94 when moving, so that the transmission assembly 9 can operate more stably, and the shape of the guide sliding groove and the guide convex strip is not limited, so it is not marked in the drawings.

[0056] The driving gear 95 is engaged with the straight engagement part one 941 to drive the transmission support 94 to move, and the transmission gear 93 is driven through the engagement between the straight engagement part two 942 and the transmission gear 93, and the transmission gear 93 drives the rotating rod 91 to rotate the eccentric wheel 92, and the eccentric wheel 92 cooperates with the limiting plate 82 to drive the limiting plate 82 to slide in the T-shaped communication hole, and when the limiting plate 82 drives the locking column 81 to be separated from the locking hole 61, the operator can pull or push the base 3 to slide on the fixed rod 6, and when the limiting plate 82 drives the locking column 81 to be inserted into the locking hole 61, the base 3 can be fixed, so that the two locking assemblies 8 can be controlled to fix or release the base 3 through the cooperation of the control assembly 7 and the transmission assembly 9, and the operation is simple and easy to use.

[0057] As shown in Figure 3 , Figure 4 and Figure 5 , the locking assembly 8 further comprises a limiting plate 82 abutting against the eccentric wheel 92 and a return spring 83, the limiting plate 82 is located in the installation slot and connected to the locking column 81, and the return spring 83 is sleeved on the locking column 81, and the two ends of the return spring 83 are connected to the slot wall of the installation slot and the limiting plate 82 respectively, the return spring 83 is pressed by the limiting plate 82 during the process that the limiting plate 82 drives the locking column 81 to be inserted into the locking hole 61, and the limiting plate 82 can always abut against the eccentric wheel 92 under the action of the return spring 83 when the eccentric wheel 92 rotates, and the locking column 81 can be separated from the locking hole 61 under the action of the reverse elastic force of the return spring 83.

[0058] As shown in Figure 1 and Figure 3 , the base 3 is provided with a plurality of conductive plugs 5 inserted into the conductive jacks on the electric energy meter 001, and a plurality of sliding slots 32 are formed in the base 3, one end of the conductive plug 5 can be inserted into the conductive jack of the electric energy meter 001, and the other end can be connected to the power supply line in the power system, so that the electric energy meter 001 and the power supply line in the power system can be connected.

[0059] As shown in Figure 1 and Figure 9As shown, the back frame 1 one end screw has at least one abutting bolt 4, for fixing the electric energy meter 001, the back frame 1 the other end is provided with an extension plate 11, the extension plate 11 is provided with several guide strips 12 with sliding through slot 32 sliding fit;After the electric energy meter 001 is placed in the back frame 1, the electric energy meter 001 is supported by the bearing plate 2, then the abutting bolt 4 is screwed, the abutting bolt 4 is tightly abutted on the electric energy meter 001, the electric energy meter 001 is fixed, in addition, if the electric energy meter 001 has a bolt hole corresponding to the abutting bolt 4, the electric energy meter 001 can be fixed by the threaded connection between the abutting bolt 4 and the bolt hole;Through the sliding fit of the guide strip 12 and the sliding through slot 32, the base 3 is guided.

[0060] As shown in the drawings, the base 3 is provided with a plurality of locking holes 61, the locking holes 61 are arranged in a staggered manner, the locking holes 61 are arranged in a staggered manner, and the locking holes 61 are arranged in a staggered manner. Figure 9 And Figure 10 As shown, the bearing plate 2 is provided with an avoiding port 21 for avoiding the conductive plug-in 5, and the avoiding port 21 is provided with a positioning gap matched with the extension plate 11 on one side, the existence of the avoiding port 21 can make the conductive plug-in 5 smoothly inserted into the conductive jack on the electric energy meter 001;Through the positioning gap matched with the extension plate 11, the bearing plate 2 can be positioned, which is beneficial to quickly assemble the bearing plate 2 and the back frame 1 together.

[0061] When working, the electric energy meter 001 is placed in the back frame 1, the abutting bolt 4 is screwed, the electric energy meter 001 is fixed, the control handle 74 is pulled outward, the connecting rod 73 drives the control column 72 to move in the rotating cylinder 71, the helical sliding groove 721 drives the sliding column 76, the rotating cylinder 71 rotates, the driving gear 95 is driven by the rotating cylinder 71, the transmission support 94 moves through the meshing transmission between the driving gear 95 and the linear engagement part one 941, the transmission gear 93 is driven through the meshing transmission between the linear engagement part two 942 and the transmission gear 93, the transmission gear 93 drives the rotating rod 91, the eccentric wheel 92 rotates, the limiting plate 82 drives the locking column 81 away from the current locking hole 61 through the cooperation of the eccentric wheel 92 and the limiting plate 82, then the operator can push the base 3 towards the electric energy meter 001 so that the conductive plug-in 5 can be inserted into the conductive jack of the electric energy meter 001, at this time the locking column 81 is aligned with another locking hole 61, then the force pulling the control handle 74 is removed, the control column 72 is driven by the elastic force of the compression spring 75, the rotating cylinder 71 reversely rotates, the driving gear 95 is driven by the rotating cylinder 71 to return to the original position, the locking column 81 is inserted into another locking hole 61, the fixing of the base 3 is completed;

[0062] When the electric energy meter 001 needs to be disassembled, first, the transmission assembly 9 is operated through the operation control assembly 7, the locking of the base 3 is released through the cooperation between the transmission assembly 9 and the locking assembly 8, then the base 3 is moved away from the electric energy meter 001 to separate the base 3 and the electric energy meter 001, after that, the clamping bolt 4 is screwed to release the fixation of the electric energy meter 001, and the electric energy meter 001 can be taken out from the back frame 1.

[0063] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. An electrical energy meter adapter, characterized by, The utility model relates to a back frame (1) for containing electric energy meter (001), the back frame (1) one end is equipped with the bearing plate (2), two fixed rod (6) of installing on bearing plate (2), the fixed rod (6) is equipped with locking hole (61) on, base (3) is equipped with locking assembly (8) on, locking assembly (8) includes locking post (81), locking post (81) with locking hole (61) insert joint cooperation, control assembly (7) and drive assembly (9) located in installation through slot are provided on end cover (31), control assembly (7) make locking post (81) slide in T-shaped intercommunication hole through drive assembly (9), control assembly (7) include rotary cylinder (71), be equipped with the control post (72) in rotary cylinder (71), connecting rod (73) and be equipped with the control handle (74) in end cover (31) outside, control post (72) is equipped with spiral slide groove (721) on, rotary cylinder (71) rotationally arranged on end cover (31), and the sliding column (76) of spiral slide groove (721) sliding cooperation is arranged on the inner wall of rotary cylinder (71), and the both ends of connecting rod (73) are connected to control post (72) and control handle (74) respectively, and connecting rod (73) is also equipped with compression spring (75), and the compression spring (75) is clamped between control post (72) and control handle (74). The utility model relates to a back frame (1) for containing electric energy meter (001), the back frame (1) one end is equipped with the bearing plate (2), two fixed rod (6) of installing on bearing plate (2), the fixed rod (6) is equipped with locking hole (61) on, base (3) is equipped with locking assembly (8) on, locking assembly (8) includes locking post (81), locking post (81) with locking hole (61) insert joint cooperation, control assembly (7) and drive assembly (9) located in installation through slot are provided on end cover (31), control assembly (7) make locking post (81) slide in T-shaped intercommunication hole through drive assembly (9), control assembly (7) include rotary cylinder (71), be equipped with the control post (72) in rotary cylinder (71), connecting rod (73) and be equipped with the control handle (74) in end cover (31) outside, control post (72) is equipped with spiral slide groove (721) on, rotary cylinder (71) rotationally arranged on end cover (31), and the sliding column (76) of spiral slide groove (721) sliding cooperation is arranged on the inner wall of rotary cylinder (71), and the both ends of connecting rod (73) are connected to control post (72) and control handle (74) respectively, and connecting rod (73) is also equipped with compression spring (75), and the compression spring (75) is clamped between control post (72) and control handle (74). The utility model relates to a back frame (1) for containing electric energy meter (001), the back frame (1) one end is equipped with the bearing plate (2), two fixed rod (6) of installing on bearing plate (2), the fixed rod (6) is equipped with locking hole (61) on, base (3) is equipped with locking assembly (8) on, locking assembly (8) includes locking post (81), locking post (81) with locking hole (61) insert joint cooperation, control assembly (7) and drive assembly (9) located in installation through slot are provided on end cover (31), control assembly (7) make locking post (81) slide in T-shaped intercommunication hole through drive assembly (9), control assembly (7) include rotary cylinder (71), be equipped with the control post (72) in rotary cylinder (71), connecting rod (73) and be equipped with the control handle (74) in end cover (31) outside, control post (72) is equipped with spiral slide groove (721) on, rotary cylinder (71) rotationally arranged on end cover (31), and the sliding column (76) of spiral slide groove (721) sliding cooperation is arranged on the inner wall of rotary cylinder (71), and the both ends of connecting rod (73) are connected to control post (72) and control handle (74) respectively, and connecting rod (73) is also equipped with compression spring (75), and the compression spring (75) is clamped between control post (72) and control handle (74). The utility model relates to a back frame (1) for containing electric energy meter (001), the back frame (1) one end is equipped with the bearing plate (2), two fixed rod (6) of installing on bearing plate (2), the fixed rod (6) is equipped with locking hole (61) on, base (3) is equipped with locking assembly (8) on, locking assembly (8) includes locking post (81), locking post (81) with locking hole (61) insert joint cooperation, control assembly (7) and drive assembly (9) located in installation through slot are provided on end cover (31), control assembly (7) make locking post (81) slide in T-shaped intercommunication hole through drive assembly (9), control assembly (7) include rotary cylinder (71), be equipped with the control post (72) in rotary cylinder (71), connecting rod (73) and be equipped with the control handle (74) in end cover (31) outside, control post (72) is equipped with spiral slide groove (721) on, rotary cylinder (71) rotationally arranged on end cover (31), and the sliding column (76) of spiral slide groove (721) sliding cooperation is arranged on the inner wall of rotary cylinder (71), and the both ends of connecting rod (73) are connected to control post (72) and control handle (74) respectively, and connecting rod (73) is also equipped with compression spring (75), and the compression spring (75) is clamped between control post (72) and control handle (74). ​ ​ ​ 2. An electrical energy meter connector according to claim 1, characterised in that, ​ 3. An electrical energy meter connector according to claim 2, characterised in that, ​ 4. The electrical energy meter connector of claim 2, wherein, ​ 5. The electrical energy meter connector of claim 1, wherein, ​ 6. An electrical energy meter connector according to claim 5, characterised in that, The back frame (1) is screw-connected with at least one abutting bolt (4) at one end for fixing the electric energy meter (001), and the other end of the back frame (1) is provided with an extension plate (11), and the extension plate (11) is provided with a plurality of guide strips (12) which are in sliding fit with the sliding grooves (32).

7. An electrical energy meter connector according to claim 6, characterised in that, The bearing plate (2) is provided with an avoiding opening (21) for avoiding the electrically-conductive plug-in part (5), and the avoiding opening (21) is further provided with a positioning gap which is matched with the extension plate (11).

8. The electrical energy meter connector of claim 1, wherein, The fixed rod (6) is provided with a limiting head (62) at the end away from the bearing plate (2).

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