An outdoor electric energy meter

Abstract

The present invention relates to the technical field of electric energy meters, and in particular to an outdoor electric energy meter, comprising a box body and a closed door, wherein an opening is arranged at the front end of the box body, and the closed door is arranged at the box body opening; the present invention also comprises a linkage device, a connecting device, a guiding device, a shell, an electric energy meter body and an electric switch, wherein the shell body is mounted on the inner wall of the box body, the electric energy meter body is mounted on the inner wall of the shell body, the electric switch is mounted on the inner wall of the box body, a linkage device is arranged on the box body, the closed door is rotatably mounted on the box body through the linkage device, and the linkage device is used to control the opening and closing of the electric switch, and a connecting device is arranged below the shell body, and the connecting device is used to fix a power cord; the electric switch is automatically closed when the closed door is opened to cut off the power supply line, thereby improving the safety of personnel operation, reducing the danger of personnel manually operating the electric switch, improving work efficiency, avoiding the danger of personnel operating with power on, and improving the safety of personnel operation.

Description

Technical Field

[0001] The present invention relates to the technical field of electric energy meters, and in particular to an outdoor electric energy meter. Background Art

[0002] As a key device for electricity measurement and monitoring, the electric energy meter plays an irreplaceable role in all fields of modern society. With the continuous development of science and technology, the technology of electric energy meters is also constantly improving and innovating. Among them, the outdoor electric energy meter, as a special type of electric energy meter, also has multiple safety protection functions such as lightning protection and overvoltage protection, which can ensure safe and stable operation in complex outdoor environments. Its intuitive display screen can display current, voltage, power and other data, allowing users to understand electricity usage at any time.

[0003] For example, the patent with the prior art authorization announcement number CN106908638B provides a quick-install electric energy meter box, including a box body, a meter frame, an electric energy meter, a card plate and a terminal. A box door is installed at the front end of the box body, and an observation port corresponding to the position of the electric energy meter is installed on the box door. A mounting pad is installed at each top corner of the rear end of the box body. The rear end of the box body is also provided with a meter frame mounting groove for installing the meter frame, a wire hole, a first wire plate, a second wire plate, a third wire plate and a wire baffle.

[0004] However, during the use of the equipment, it was found that the equipment is not convenient for preventing personnel from loading and unloading the electricity meter when the power is on, and is not convenient for achieving the effect of automatically cutting off the power when opening the box. Personnel are required to manually open and close the switch, which reduces the safety of the electricity meter inspection and maintenance and reduces the convenience of use. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides an outdoor electric energy meter which is convenient for realizing the effect of automatically closing the power switch to cut off the power supply line when the closed door is opened, thereby improving the safety of personnel operation, reducing the danger of personnel manually operating the power switch, improving work efficiency, avoiding the danger of personnel operating with power on, and improving the safety of personnel operation.

[0006] An outdoor electric energy meter of the present invention comprises a box body and a closed door, wherein an opening is arranged at the front end of the box body, and the closed door is arranged at the opening of the box body; further comprising a linkage device, a connecting device, a guiding device, a shell, an electric energy meter body and an electric switch, wherein the shell body is mounted on the inner wall of the box body, the electric energy meter body is mounted on the inner wall of the shell body, the electric switch is mounted on the inner wall of the box body, a linkage device is arranged on the box body, the closed door is rotatably mounted on the box body through the linkage device, and the linkage device is used to control the opening and closing of the electric switch, a connecting device is arranged below the shell body, the connecting device is used to fix the power line, and the connecting device is used to limit the connection between the power line and the electric energy meter body, the box body is mounted on the guiding device, and the guiding device is used to drive the box body to rise and fall; when personnel need to inspect and maintain the electric energy meter body, personnel The staff rotates the closed door to open it, and then inspects and maintains the shell. When the closed door rotates to open, it drives the linkage device to operate, so that the linkage device closes the switch, thereby achieving the effect of automatically closing the switch to cut off the power supply line when the closed door is opened, thereby improving the safety of personnel operation. After the personnel closes the closed door, the closed door opens the switch through the linkage device, thereby reducing the risk of personnel manually operating the switch. When it is necessary to connect the power cord to the electric energy meter body, the power cord is guided and supported by the connecting device, thereby improving the convenience of connection and installation between the power cord and the electric energy meter body, improving work efficiency, and when the power cord is energized, the connecting device limits the connection between the power cord and the electric energy meter body, thereby avoiding the risk of personnel operating with power on, thereby improving the safety of personnel operation.

[0007] Preferably, the connecting device includes a fixing device, a positioning device, a cover body, multiple groups of telescopic rods, multiple groups of first springs, a support plate, a sleeve, an electromagnet, a permanent magnet, a first plug-in and a second spring. The cover body is slidably mounted on the bottom of the shell body, the multiple groups of telescopic rods are all mounted on the outer wall of the cover body, the multiple groups of first springs are respectively mounted on the outer walls of the multiple groups of telescopic rods, the support plate is mounted on the top of the multiple groups of telescopic rods, the fixing device is arranged on the cover body, the fixing device is used to clamp and fix the power cord, the positioning device is arranged at the lower part of the electric energy meter body, the positioning device is used to fix the top of the power cord, and the positioning device is used to connect the electric energy meter body with the power cord, the sleeve is mounted on the outer wall of the shell body, the electromagnet is arranged inside the sleeve, the permanent magnet is slidably mounted inside the sleeve, the top of the first plug-in is connected to the outer wall of the permanent magnet, the second spring is mounted inside the sleeve, and the outer wall of the cover body is provided with a positioning hole, the positioning hole matches the first plug-in; the power cord is passed through the cover body, and the conductive inner core of the power cord is slidably passed through the support plate, and then the insulating layer of the power cord is clamped and fixed by the fixing device, and the cover body is slid upward and mounted under the shell The cover body is installed upwardly so that the inner core of the power cord is inserted into the positioning device. The cover body is driven to move upwardly so that the top of the support plate contacts the bottom of the positioning device. As the cover body continues to move upward, the support plate compresses the multiple sets of telescopic rods and the multiple sets of first springs. At this time, the inner core of the power cord slides upward inside the support plate, so that the support plate guides the inner core, reducing the situation where the inner core position is offset and cannot be inserted into the positioning device, and improving the convenience of connecting multiple power cords at the same time. When the power cord is energized, the electromagnet is energized to generate a repulsive magnetic force with the permanent magnet, so that the permanent magnet drives the end of the first plug-in to be close to the outer wall of the shell, so that the bottom of the first plug-in is limited to the top of the cover body, so that the cover body cannot slide upward and be installed at the bottom of the shell, avoiding the connection operation with the electric energy meter body when the power cord is energized. When the power cord is powered off, the second spring provides a driving force to the permanent magnet, so that the permanent magnet drives the first plug-in to move and reset. After the cover body slides upward and is installed at the bottom of the shell, the permanent magnet drives the first plug-in to be inserted into the positioning hole of the cover body after power is turned on, so that the cover body is fixed, thereby improving the convenience and safety of the installation operation.

[0008] Preferably, the linkage device includes a guide member, a moving member, a screw, a rotating shaft, a pulley, a belt and a lever, the guide member is installed on the inner wall of the box body, the moving member is slidably installed on the guide member up and down, the lower part of the screw is screwed on the moving member, the upper part of the screw is rotatably installed on the outer wall of the box body, the rotating shaft is rotatably installed on the outer wall of the box body, the closed door is installed on the outer wall of the rotating shaft, two sets of pulleys are respectively installed on the rotating shaft and the top of the screw, the belt is sleeved on the outer walls of the two sets of pulleys, and the lever is installed on the outer wall of the moving member; when the closed door rotates to open, it drives the rotating shaft to rotate, and after the rotating shaft rotates, it drives the screw to rotate through the two sets of pulleys and the belt. After the screw rotates, it drives the moving member to move downward, so that the moving member drives the lever to move downward, so that the lever toggles the sleeve to close, and when the closed door rotates to close, the moving member drives the lever to move upward, so that the lever toggles the sleeve to open, thereby improving the convenience of controlling the power on or off of the power cord.

[0009] Preferably, it also includes multiple groups of positioning blocks, multiple groups of support members, multiple groups of second plug-ins and multiple groups of third springs, the multiple groups of positioning blocks are all installed on the outer wall of the shell, the multiple groups of support members are all installed on the inner wall of the box body, the multiple groups of second plug-ins are respectively slidably installed on the multiple groups of support members, the multiple groups of third springs are respectively fitted on the multiple groups of second plug-ins, and the multiple groups of positioning blocks are provided with sockets; when the shell is installed, the multiple groups of positioning blocks are respectively slidably installed in the guide grooves of the multiple groups of support members, and the multiple groups of third springs provide elastic force to the multiple groups of second plug-ins, so that the ends of the multiple groups of second plug-ins are respectively inserted into the sockets of the multiple groups of positioning blocks, so that the multiple groups of positioning blocks are positioned, thereby fixing the shell, thereby improving the convenience of loading and unloading operations of the shell.

[0010] Preferably, the positioning device includes a seat body, a connecting piece, a pressing piece and a first top screw, the seat body is installed at the bottom of the electric energy meter body, the connecting piece is installed on the inner wall of the seat body, and the connecting piece is connected to the electric energy meter body, the pressing piece is installed in the seat body for sliding up and down, the first top screw is cooperated and installed on the outer wall of the seat body, and the bottom end of the first top screw is rotatably connected to the top end of the pressing piece; when the inner core of the power cord extends between the connecting piece and the pressing piece, the first top screw is rotated to drive the pressing piece downward to press the inner core, thereby improving the convenience of the inner core fixing and connection operation.

[0011] Preferably, it also includes multiple groups of third plug-ins and multiple groups of fourth springs, the multiple groups of third plug-ins are respectively slidably installed on the multiple groups of support members, and the multiple groups of fourth springs are respectively cooperated and installed on the multiple groups of third plug-ins; when personnel pull the multiple groups of second plug-ins to separate them from the sockets of the positioning blocks, the third plug-ins are pushed to move by the fourth springs, so that the front end of the third plug-in supports the front end of the second plug-in, avoiding the rebound of the second plug-in, thereby improving the convenience of disassembling the shell.

[0012] Preferably, the fixing device includes a fixing sleeve and a second top screw, the fixing sleeve is installed at the bottom end of the cover body, and the second top screw is installed on the fixing sleeve in cooperation; the power cord is passed through the inside of the fixing sleeve, and then the power cord is clamped and fixed by the second top screw, thereby improving the convenience of fixing between the power cord and the cover body.

[0013] Preferably, the guide device includes a guide rail and a float, the box is installed on the guide rail for sliding up and down, and the float is arranged at the bottom of the box; when water accumulates around the box, the water will lift the float upward, so that the float supports the box to slide upward, thereby avoiding the box from being immersed in water and improving safety of use.

[0014] Preferably, it also includes an observation window, which is arranged on the closed door; by arranging the observation window, the convenience for personnel to observe the electric energy meter body is improved.

[0015] Preferably, it also includes a lock, which is arranged on the closed door to improve the locking convenience of the closed door.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: when personnel need to inspect and maintain the electric energy meter body, the personnel rotate the closed door to open it, and then inspect and maintain the shell. When the closed door rotates and opens, it drives the linkage device to operate, so that the linkage device closes the power switch, thereby achieving the effect of automatically closing the power switch to cut off the power supply line when the closed door is opened, thereby improving the safety of personnel operation. After the personnel closes the closed door, the closed door opens the power switch through the linkage device, thereby reducing the risk of personnel manually operating the power switch. When it is necessary to connect the power cord to the electric energy meter body, the power cord is guided and supported by the connecting device, thereby improving the convenience of connection and installation between the power cord and the electric energy meter body, improving the working efficiency, and when the power cord is energized, the connecting device limits the connection between the power cord and the electric energy meter body, thereby avoiding the risk of personnel operating with power on, thereby improving the working safety of personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the axonometric structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the axonometric partial structure of the connection between the shell and the electric energy meter body;

[0019] Figure 3 It is a schematic diagram of the partial axonometric structure of the connection between the electric energy meter body and the base body;

[0020] Figure 4 It is a schematic diagram of the axonometric partial structure of the connection between the closed door and the rotating shaft, etc.;

[0021] Figure 5 It is a schematic diagram of the axonometric partial structure of the connection between the cover body and the telescopic rod, etc.;

[0022] Figure 6It is a schematic diagram of the isometric partial structure of the connection between the second plug-in and the third spring, etc.;

[0023] Figure 7 It is a schematic diagram of the axonometric partial structure of the connection between the pressing plate and the first top screw, etc.;

[0024] Figure 8 It is a schematic diagram of the axonometric structure of the connection between the closed door and the observation window;

[0025] Fig. 9 It is a schematic diagram of the axonometric local structure of the connection between the housing and the positioning block, etc.;

[0026] Fig.10 It is a schematic diagram of the axonometric local structure of the connection between the sleeve and the electromagnet, etc.;

[0027] Fig.11 It is a schematic diagram of the axonometric partial structure of the connection between the lead screw and the pulley;

[0028] Fig.12 It is an axonometric partial structural diagram of the connection between the telescopic rod and the support plate.

[0029] Reference numerals in the accompanying drawings: 101, box body; 102, closed door; 103, housing; 104, electric energy meter body; 105, switch; 201, cover body; 202, telescopic rod; 203, first spring; 204, support plate; 205, sleeve; 206, electromagnet; 207, permanent magnet; 208, first plug-in; 209, second spring; 301, guide member; 302, moving member; 303, lead screw; 304, rotating shaft; 305 , pulley; 306, belt; 307, lever; 401, positioning block; 402, support member; 403, second plug-in; 404, third spring; 501, seat; 502, connecting piece; 503, pressing piece; 504, first top screw; 601, third plug-in; 602, fourth spring; 701, fixing sleeve; 702, second top screw; 801, guide rail; 802, float; 901, observation window; 1001, lock. DETAILED DESCRIPTION

[0030] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive. Example 1

[0031] An outdoor electric energy meter of the present invention comprises a box body 101 and a closed door 102, wherein the front end of the box body 101 is provided with an opening, and the closed door 102 is provided at the opening of the box body 101; further comprising a linkage device, a connecting device, a guiding device, a shell 103, an electric energy meter body 104 and an electric switch 105, wherein the shell 103 is installed on the inner side wall of the box body 101, the electric energy meter body 104 is installed on the inner side wall of the shell 103, and the electric switch 105 is installed on the inner side wall of the box body 101; a linkage device is provided on the box body 101, the closed door 102 is rotatably installed on the box body 101 through the linkage device, and the linkage device is used to control the opening and closing of the electric switch 105, the connecting device is provided below the shell body 103, the connecting device is used to fix the power line, and the connecting device is used to limit the connection between the power line and the electric energy meter body 104, the box body 101 is installed on the guiding device, and the guiding device is used to drive the box body 101 to move up and down;

[0032] The connecting device includes a fixing device, a positioning device, a cover body 201, multiple groups of telescopic rods 202, multiple groups of first springs 203, a support plate 204, a sleeve 205, an electromagnet 206, a permanent magnet 207, a first plug-in 208 and a second spring 209. The cover body 201 is slidably mounted on the bottom of the shell 103, the multiple groups of telescopic rods 202 are all mounted on the outer side wall of the cover body 201, the multiple groups of first springs 203 are respectively mounted on the outer side walls of the multiple groups of telescopic rods 202, the support plate 204 is mounted on the top of the multiple groups of telescopic rods 202, the fixing device is arranged on the cover body 201, and the fixing device is used for The power cord is clamped and fixed, the positioning device is arranged at the lower part of the electric energy meter body 104, the positioning device is used to fix the top of the power cord, and the positioning device is used to connect the electric energy meter body 104 with the power cord, the sleeve 205 is installed on the outer wall of the shell 103, the electromagnet 206 is arranged inside the sleeve 205, the permanent magnet 207 is slidably installed inside the sleeve 205, the top of the first plug-in 208 is connected to the outer wall of the permanent magnet 207, the second spring 209 is matched and installed inside the sleeve 205, and the outer wall of the cover body 201 is provided with a positioning hole, and the positioning hole matches the first plug-in 208;

[0033] In this embodiment, when personnel need to inspect and maintain the electric energy meter body 104, the personnel rotate the closed door 102 to open it, and then inspect and maintain the shell 103. When the closed door 102 rotates and opens, it drives the linkage device to operate, so that the linkage device closes the switch 105, thereby achieving the effect of automatically closing the switch 105 to cut off the power supply line when the closed door 102 is opened, thereby improving the safety of personnel operation. After the personnel closes the closed door 102, the closed door 102 opens the switch 105 through the linkage device, thereby reducing the danger of personnel manually operating the switch 105. When it is necessary to connect the power cord to the electric energy meter body 104, the power cord is guided and supported by the connecting device, thereby improving the convenience of connection and installation between the power cord and the electric energy meter body 104, improving the working efficiency, and when the power cord is energized, the connecting device limits the connection between the power cord and the electric energy meter body 104, thereby avoiding the danger of personnel operating with power on, thereby improving the safety of personnel operation. Example 2

[0034] On the basis of Example 1, an outdoor electric energy meter of the present invention, the linkage device includes a guide member 301, a moving member 302, a screw 303, a rotating shaft 304, a pulley 305, a belt 306 and a lever 307, the guide member 301 is installed on the inner wall of the box body 101, the moving member 302 is slidably installed on the guide member 301 up and down, the lower part of the screw 303 is screwed on the moving member 302, the upper part of the screw 303 is rotatably installed on the outer wall of the box body 101, the rotating shaft 304 is rotatably installed on the outer wall of the box body 101, the closed door 102 is installed on the outer wall of the rotating shaft 304, two sets of pulleys 305 are respectively installed on the top of the rotating shaft 304 and the screw 303, the belt 306 is sleeved on the outer walls of the two sets of pulleys 305, and the lever 307 is installed on the outer wall of the moving member 302;

[0035] It also includes multiple groups of positioning blocks 401, multiple groups of support members 402, multiple groups of second plug-ins 403 and multiple groups of third springs 404. The multiple groups of positioning blocks 401 are all installed on the outer wall of the shell 103, the multiple groups of support members 402 are all installed on the inner wall of the box body 101, the multiple groups of second plug-ins 403 are respectively slidably installed on the multiple groups of support members 402, the multiple groups of third springs 404 are respectively fitted on the multiple groups of second plug-ins 403, and the multiple groups of positioning blocks 401 are provided with jacks;

[0036] The positioning device includes a seat body 501, a connecting piece 502, a pressing piece 503 and a first top screw 504. The seat body 501 is installed at the bottom of the electric energy meter body 104, the connecting piece 502 is installed on the inner wall of the seat body 501, and the connecting piece 502 is connected with the electric energy meter body 104. The pressing piece 503 is installed in the seat body 501 for sliding up and down. The first top screw 504 is installed on the outer wall of the seat body 501, and the bottom end of the first top screw 504 is rotatably connected with the top end of the pressing piece 503.

[0037] It also includes multiple sets of third plug-ins 601 and multiple sets of fourth springs 602. The multiple sets of third plug-ins 601 are slidably mounted on the multiple sets of support members 402, and the multiple sets of fourth springs 602 are cooperatively mounted on the multiple sets of third plug-ins 601.

[0038] The fixing device includes a fixing sleeve 701 and a second top screw 702. The fixing sleeve 701 is installed at the bottom end of the cover body 201, and the second top screw 702 is installed on the fixing sleeve 701.

[0039] The guide device includes a guide rail 801 and a float 802. The box 101 is slidably mounted on the guide rail 801, and the float 802 is arranged at the bottom of the box 101.

[0040] It also includes an observation window 901, which is arranged on the closed door 102;

[0041] It also includes a lock 1001, which is arranged on the closed door 102;

[0042] In this embodiment, the power cord is passed through the cover 201, and the conductive inner core of the power cord is slid through the support plate 204. Then, the insulating layer of the power cord is clamped and fixed by a fixing device, and the cover 201 is slid upward and installed at the lower part of the shell 103. During the upward installation of the cover 201, the inner core of the power cord is inserted into the positioning device. During the upward movement of the cover 201, the support plate 204 is driven to move upward, so that the top of the support plate 204 contacts the bottom of the positioning device. As the cover 201 continues to move upward, the support plate 204 is The multiple sets of telescopic rods 202 and the multiple sets of first springs 203 are compressed, and the inner core of the power cord slides upward inside the support plate 204, so that the support plate 204 guides the inner core, reducing the situation where the inner core is offset and cannot be inserted into the positioning device, and improving the convenience of connecting multiple power cords at the same time. When the power cord is energized, the electromagnet 206 is energized to generate a repulsive magnetic force with the permanent magnet 207, so that the permanent magnet 207 drives the end of the first plug 208 to be close to the outer wall of the shell 103, so that the bottom of the first plug 208 is against the top of the cover body 201 The cover 201 is limited at the end so that it cannot slide upward and be installed at the bottom of the housing 103, so as to avoid connecting and operating with the electric energy meter body 104 when the power line is powered on. When the power line is powered off, the second spring 209 provides a driving force to the permanent magnet 207, so that the permanent magnet 207 drives the first plug-in 208 to move and reset. When the cover 201 slides upward and is installed at the bottom of the housing 103, the permanent magnet 207 drives the first plug-in 208 to insert into the positioning hole of the cover 201 after power is turned on, so that the cover 201 is fixed, thereby improving the convenience and safety of the installation operation. When the closed door 102 rotates to open, the rotating shaft 304 is driven to rotate. After the rotating shaft 304 rotates, the lead screw 303 is driven to rotate through two sets of pulleys 305 and belts 306. After the lead screw 303 rotates, it drives the moving member 302 to move downward, so that the moving member 302 drives the lever 307 to move downward, so that the lever 307 drives the sleeve 205 to close. When the closed door 102 rotates to close, the moving member 302 drives the lever 307 to move upward, so that the lever 307 drives the sleeve 205 to open, thereby improving the convenience of controlling the power on or off of the power cord.

[0043] like Figures 1 to 12 As shown, an outdoor electric energy meter of the present invention, when working, when personnel need to inspect and maintain the electric energy meter body 104, the personnel rotate the closed door 102 to open it, and then inspect and maintain the shell 103. When the closed door 102 is rotated and opened, it drives the linkage device to operate, so that the linkage device closes the power switch 105, thereby achieving the effect of automatically closing the power switch 105 when the closed door 102 is opened to cut off the power supply line. After the personnel closes the closed door 102, the closed door 102 opens the power switch 105 through the linkage device. When it is necessary to connect the power line to the electric energy meter body 104, the power line is guided and supported by the connecting device, and when the power line is energized, the connecting device limits the connection between the power line and the electric energy meter body 104.

[0044] The main functions of the present invention are: when the closed door 102 is opened, the switch 105 is automatically closed to cut off the power supply line, thereby improving the safety of personnel operation. When the closed door 102 is closed, the closed door 102 opens the switch 105 through the linkage device, thereby reducing the danger of manual operation of the switch 105 by personnel;

[0045] When it is necessary to connect the power cord to the electric energy meter body 104, the power cord is guided and supported by the connecting device, thereby improving the convenience of connection and installation between the power cord and the electric energy meter body 104 and improving working efficiency; and when the power cord is energized, the connecting device limits the connection between the power cord and the electric energy meter body 104, thereby avoiding the danger of live operation for personnel and improving the working safety of personnel.

[0046] The electric energy meter body 104, switch 105, electromagnet 206 and lock 1001 of an outdoor electric energy meter of the present invention are purchased on the market. Technical personnel in the industry only need to install and operate them according to the accompanying instruction manual without the need for technical personnel in this field to make creative efforts.

[0047] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. An outdoor electric energy meter, comprising a box (101) and a closed door (102), wherein the front end of the box (101) is provided with an opening, and the closed door (102) is arranged at the opening of the box (101); characterized in that: It also includes a linkage device, a connection device, a guide device, a shell (103), an electric energy meter body (104) and an electric switch (105), wherein the shell (103) is mounted on the inner wall of the box (101), the electric energy meter body (104) is mounted on the inner wall of the shell (103), and the electric switch (105) is mounted on the inner wall of the box (101); a linkage device is arranged on the box (101); the closed door (102) is rotatably mounted on the box (101) through the linkage device, and the linkage device is used to control the opening and closing of the electric switch (105); the connection device is arranged below the shell (103), the connection device is used to fix the power line, and the connection device is used to limit the connection between the power line and the electric energy meter body (104); the box (101) is mounted on the guide device, and the guide device is used to drive the box (101) to move up and down; The connecting device comprises a fixing device, a positioning device, a cover body (201), a plurality of telescopic rods (202), a plurality of first springs (203), a support plate (204), a sleeve (205), an electromagnet (206), a permanent magnet (207), a first plug-in (208) and a second spring (209); the cover body (201) is slidably mounted on the bottom of the housing (103); the plurality of telescopic rods (202) are all mounted on the outer side wall of the cover body (201); the plurality of first springs (203) are respectively mounted on the outer side walls of the plurality of telescopic rods (202); the support plate (204) is mounted on the top of the plurality of telescopic rods (202); the fixing device is arranged on the cover body (201); The fixing device is used to clamp and fix the power cord, the positioning device is arranged at the lower part of the electric energy meter body (104), the positioning device is used to fix the top end of the power cord, and the positioning device is used to connect the electric energy meter body (104) with the power cord, the sleeve (205) is installed on the outer wall of the shell (103), the electromagnet (206) is arranged inside the sleeve (205), the permanent magnet (207) is slidably installed inside the sleeve (205), the top end of the first plug-in (208) is connected to the outer wall of the permanent magnet (207), the second spring (209) is matched and installed inside the sleeve (205), and the outer wall of the cover body (201) is provided with a positioning hole, and the positioning hole matches the first plug-in (208); The linkage device comprises a guide member (301), a moving member (302), a lead screw (303), a rotating shaft (304), a pulley (305), a belt (306) and a lever (307). The guide member (301) is mounted on the inner wall of the box body (101), the moving member (302) is mounted on the guide member (301) in an upward and downward sliding manner, the lower part of the lead screw (303) is screwed on the moving member (302), the upper part of the lead screw (303) is rotatably mounted on the outer wall of the box body (101), the rotating shaft (304) is rotatably mounted on the outer wall of the box body (101), the closed door (102) is mounted on the outer wall of the rotating shaft (304), two groups of pulleys (305) are respectively mounted on the top of the rotating shaft (304) and the lead screw (303), the belt (306) is sleeved on the outer walls of the two groups of pulleys (305), and the lever (307) is mounted on the outer wall of the moving member (302).

2. An outdoor electric energy meter as claimed in claim 1, characterized in that: The invention also comprises a plurality of groups of positioning blocks (401), a plurality of groups of supporting members (402), a plurality of groups of second plug-ins (403) and a plurality of groups of third springs (404). The plurality of groups of positioning blocks (401) are all mounted on the outer side wall of the shell (103), the plurality of groups of supporting members (402) are all mounted on the inner side wall of the box body (101), the plurality of groups of second plug-ins (403) are respectively slidably mounted on the plurality of groups of supporting members (402), the plurality of groups of third springs (404) are respectively fitted on the plurality of groups of second plug-ins (403), and the plurality of groups of positioning blocks (401) are provided with plug holes.

3. An outdoor electric energy meter as claimed in claim 1, characterized in that: The positioning device comprises a seat body (501), a connecting piece (502), a pressing piece (503) and a first top screw (504); the seat body (501) is mounted on the bottom of the electric energy meter body (104); the connecting piece (502) is mounted on the inner wall of the seat body (501), and the connecting piece (502) is connected to the electric energy meter body (104); the pressing piece (503) is mounted in the seat body (501) to slide up and down; the first top screw (504) is mounted on the outer wall of the seat body (501), and the bottom end of the first top screw (504) is rotatably connected to the top end of the pressing piece (503).

4. An outdoor electric energy meter as claimed in claim 2, characterized in that: It also includes multiple groups of third plug-ins (601) and multiple groups of fourth springs (602). The multiple groups of third plug-ins (601) are respectively slidably mounted on the multiple groups of support members (402), and the multiple groups of fourth springs (602) are respectively mounted on the multiple groups of third plug-ins (601).

5. An outdoor electric energy meter as claimed in claim 1, characterized in that: The fixing device comprises a fixing sleeve (701) and a second top screw (702); the fixing sleeve (701) is mounted on the bottom end of the cover body (201); and the second top screw (702) is mounted on the fixing sleeve (701).

6. An outdoor electric energy meter as claimed in claim 1, characterized in that: The guide device comprises a guide rail (801) and a floating body (802); the box body (101) is slidably mounted on the guide rail (801) up and down, and the floating body (802) is arranged at the bottom end of the box body (101).

7. An outdoor electric energy meter as claimed in claim 1, characterized in that: It also includes an observation window (901), which is arranged on the closed door (102).

8. An outdoor electric energy meter as claimed in claim 1, characterized in that: It also includes a lock (1001), which is arranged on the closed door (102).

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