CN114878885A - Intelligent electric meter box device - Google Patents

Abstract

The invention discloses an intelligent ammeter box device, which can effectively protect an ammeter and is more convenient and efficient to assemble and disassemble. The invention comprises the following steps: the electric meter comprises an electric meter box and one or more electric meters arranged in the electric meter box, wherein one side of the electric meter box is provided with notches corresponding to the electric meters one by one, the bottoms of the inner walls of the notches are provided with convex blocks, and two opposite sides of the inner wall of each notch are provided with clamping grooves; one side of the ammeter is provided with a fixed plate, a T-shaped groove is formed in the fixed plate, two elastic telescopic cylinders corresponding to the clamping grooves are in sliding fit in the T-shaped groove, sliding blocks corresponding to the convex blocks are in sliding fit in the T-shaped groove, and a push rod is arranged between each sliding block and each elastic telescopic cylinder; the first rotary drum is rotationally matched in the T-shaped groove, a limiting groove is formed in the peripheral side of the inner wall of the first rotary drum, a pull rope is arranged at the end part of the inner wall of the elastic telescopic drum, and one end of the pull rope is wound on the peripheral side of the outer wall of the first rotary drum.

Description

Intelligent electric meter box device

Technical Field

The invention relates to an intelligent ammeter box device, in particular to a centralized protection device for an intelligent ammeter.

Background

The ammeter is very extensive in the application in power equipment field, especially in daily production life, and one household is the standard configuration, and the ammeter case is the important device that is used for protecting the ammeter to ensure the safety with electric, along with the popularization of intelligent ammeter, intelligent ammeter case is also more and more, and the ammeter value in the ammeter case also increases, and this has proposed more requirements to the structure of ammeter case.

The patent application with the publication number of CN113820526A discloses an intelligent ammeter and a quick installation frame thereof, relates to the technical field of ammeter installation, and aims to solve the problems that when an existing ammeter quick installation frame is used, in order to avoid accidental electric shock of minors, an ammeter box is installed to a higher position, so that workers need to read the ammeter by means of a ladder when reading the ammeter, and the inclination is easy to occur when reading the ammeter; the front side of the fixing mechanism is provided with a control mechanism; the wiring mechanism is arranged on the front side of the fixing mechanism; the lifting mechanism is arranged below the control mechanism; the auxiliary mechanism is arranged in the lifting mechanism. The baffle sets up side and the bottom surface at the control panel respectively with the bottom plate to protect the turning handle of inside, and carry out the auxiliary stay to the lifter plate, and be connected through the screw thread between control lever and the lifter plate, make it under threaded connection's effect, control the lifter plate and go up and down, make it be convenient for read the inside table that detects. However, the installation and placement of the electric meter are still needed to be fixed by using tools of a maintenance master and bolts, and are troublesome and not easy to detach.

In addition, some ammeter casees have designed heat dissipation ventilation structure to the antifouling function of ammeter incasement heat dissipation, but this type of ammeter case is when placing the longer back of live time in external environment, and the dust screen surface can adhere to a large amount of blots and influence the heat dissipation, and perhaps when the net damage grow of dust screen influences dustproof effect, be difficult to dismantle the change or wash the dust screen.

Disclosure of Invention

The invention aims to solve the technical problem that in order to overcome the defects in the prior art, the intelligent ammeter box device is provided, the ammeter can be effectively protected by the ammeter box structure, and the ammeter can be assembled and disassembled more conveniently and efficiently.

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

an intelligent electric meter box device, comprising: the electric meter comprises an electric meter box and one or more electric meters arranged in the electric meter box, wherein one side of the electric meter box is provided with notches corresponding to the electric meters one by one, the bottoms of the inner walls of the notches are provided with convex blocks, and two opposite sides of the inner wall of each notch are provided with clamping grooves;

one side of the ammeter is provided with a fixed plate, a T-shaped groove is formed in the fixed plate, two elastic telescopic cylinders corresponding to the clamping grooves are in sliding fit in the T-shaped groove, sliding blocks corresponding to the convex blocks are in sliding fit in the T-shaped groove, and a push rod is arranged between each sliding block and each elastic telescopic cylinder;

the first rotary drum is rotationally matched in the T-shaped groove, a limiting groove is formed in the peripheral side of the inner wall of the first rotary drum, a pull rope is arranged at the end part of the inner wall of the elastic telescopic drum, and one end of the pull rope is wound on the peripheral side of the outer wall of the first rotary drum.

As a preferred embodiment of the present invention: the ammeter case normal running fit has two pivots, and the chamber door has been installed to pivot outer wall one side, and the equal normal running fit in the relative both sides of ammeter case inner wall has the frame, and the built-in drying board that is equipped with of frame, one side sliding fit of ammeter case have the push rod, push rod and pivot intermeshing.

As a preferred embodiment of the present invention: the drying plate is an embossing water absorption plate or a frame with a bagged drying agent.

As a preferred embodiment of the present invention: the frame is a U-shaped frame, the inner wall of the U-shaped frame is provided with a sliding chute, and the sliding chute corresponds to the drying plate;

fixing grooves are formed in two ends of the U-shaped frame, and a limiting plate corresponding to the fixing grooves is arranged on one side of the drying plate;

the inner chamber that is linked together with the subassembly that ventilates is all seted up to the relative both sides of inner wall of ammeter case, and the push rod includes sliding fit at the pinion rack of inner chamber, and right angle trapezoidal piece has been installed to the tip of pinion rack, and one side of U type frame is equipped with the chamfer corresponding with right angle trapezoidal piece.

As a preferred embodiment of the present invention: the ventilation assembly contains the mounting panel of installing in the ammeter case both sides, sliding fit has the dust guard in the mounting panel, the equal elastic rotation in the relative both sides of mounting panel has the second rotary drum, the clamp plate has been installed to rotary drum second side, the body of rod, the equal sliding fit in the relative both sides of mounting panel has the slide bar, movable groove has been seted up in the vertical direction of slide bar, the one end that the second rotary drum was kept away from to the body of rod runs through movable groove, the plectane has been installed to slide bar one end, plectane sliding fit is in the dust guard, first magnetic path has been installed to clamp plate one side, the second magnetic path corresponding with first magnetic path has been installed to mounting panel one side.

As a preferred embodiment of the present invention: two side plates are arranged on two opposite sides of the mounting plate, a shaft lever is arranged between the two side plates, and the second rotary drum is sleeved on the periphery of the shaft lever.

As a preferred embodiment of the present invention: a spring is arranged between the mounting plate and the pressing plate and is positioned among the first magnetic block, the second magnetic block and the side plate.

As a preferred embodiment of the present invention: the mounting plate has ventilation slots in the transverse direction, slots are formed in the lower side of the mounting plate, and the dust guard is in sliding fit in the slots.

As a preferred embodiment of the present invention: the relative both sides of mounting panel have all been seted up the notch, and the spacing groove corresponding with the notch is seted up to slot inner wall one side, and the slide bar runs through the notch.

As a preferred embodiment of the present invention: one side of the dustproof plate is provided with a jack corresponding to the limiting groove, and the circular plate is in sliding fit in the jack.

When needing the installation ammeter, install the ammeter in the notch, and press the ammeter, the ammeter drives the fixed plate and removes, the fixed plate is pressed close to the notch, at this moment, the lug extrudees the slider, make the slider slide at T type inslot, the slider drives elastic expansion section of thick bamboo through the push rod and slides in T type inslot, and when elastic expansion section of thick bamboo extrudees to the notch inner wall, compress through elasticity, and when elastic expansion section of thick bamboo corresponds with the draw-in groove, make it change through elasticity recovery type, insert in the draw-in groove, can accomplish the installation of ammeter. It should be noted that all the electric devices involved in the present application may be powered by a storage battery or an external power source.

Through the notch that sets up, the user of being convenient for confirms the mounted position of ammeter, and through the lug that sets up, can make the lug extrude the slider when the user installs the ammeter to make the slider drive the elastic expansion cylinder through the push rod and insert the draw-in groove in, the user of being convenient for installs the ammeter, and in the installation, need not with the help of the instrument.

The first rotary drum is rotationally matched in the T-shaped groove, a limiting groove is formed in the peripheral side of the inner wall of the first rotary drum, a pull rope is arranged at the end part of the inner wall of the elastic telescopic drum, and one end of the pull rope is wound on the peripheral side of the outer wall of the first rotary drum. First rotary drum is the same with the lock core principle among the prior art, can be convenient for the user through the key and the spacing groove cooperation of special shape to rotate, make first rotary drum rotate and stimulate the stay cord, the stay cord drives the flexible section of thick bamboo of elasticity and contracts, can be convenient for the user take out the ammeter, and the design of first rotary drum can reduce other people, demolish the condition of ammeter without permission.

The invention has the beneficial effects that:

according to the embodiment of the invention, the notch is arranged, so that a user can conveniently determine the installation position of the ammeter, and the lug can extrude the sliding block when the user installs the ammeter, so that the sliding block drives the elastic telescopic cylinder to be inserted into the clamping groove through the push rod, the user can conveniently install the ammeter, and no tool is needed in the installation process.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a fixing plate structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of a notch structure according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a drying plate structure according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a frame structure according to an embodiment of the invention.

FIG. 6 is a schematic structural view of a ventilation assembly according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view of a vent assembly according to an embodiment of the present invention;

FIG. 8 is a schematic view of the structure at A of FIG. 6;

fig. 9 is a schematic structural diagram at B of fig. 7.

Description of reference numerals:

1-an electric meter box, 2-an electric meter, 3-a notch, 4-a bump, 5-a slot, 6-a fixing plate, 7-a T-shaped groove, 8-an elastic telescopic cylinder, 9-a slide block, 10-a push rod, 11-a first rotary cylinder, 12-a pull rope, 13-a box door, 14-a frame, 15-a drying plate, 16-a push rod, 17-a fixing groove, 18-a U-shaped frame, 19-a sliding groove, 20-a ventilation component, 21-a limiting plate, 22-an inner cavity, 23-a toothed plate, 24-a right-angle trapezoidal block, 25-a mounting plate, 201-a slot, 202-a ventilation groove, 203-a notch, 204-a limiting groove, 26-a dustproof plate, 301-a mesh, 302-a jack, 27-a side plate, 401-a shaft rod, 28-a second rotary drum, 501-a pressing plate, 502-a rod body, 29-a first magnetic block, 30-a second magnetic block, 31-a spring, 32-a sliding rod, 901-a movable groove and 902-a circular plate.

Detailed Description

The following description of the embodiments of the present invention refers to the accompanying drawings and examples:

as shown in fig. 1 to 9, which illustrate an embodiment of the present invention, the intelligent electric meter box device disclosed in the present invention comprises: the electric meter comprises an electric meter box 1 and one or more electric meters 2 arranged in the electric meter box 1, wherein one side of the electric meter box 1 is provided with notches 3 corresponding to the electric meters 2 one by one, the bottom of the inner wall of each notch 3 is provided with a convex block 4, and the two opposite sides of the inner wall of each notch 3 are provided with clamping grooves 5;

a fixing plate 6 is arranged on one side of the ammeter 2, a T-shaped groove 7 is formed in the fixing plate 6, two elastic telescopic cylinders 8 corresponding to the clamping grooves 5 are arranged in the T-shaped groove 7 in a sliding fit mode, sliding blocks 9 corresponding to the convex blocks 4 are arranged in the T-shaped groove 7 in a sliding fit mode, and a push rod 10 is arranged between the sliding blocks 9 and the elastic telescopic cylinders 8;

the first rotary drum 11 is rotationally matched in the T-shaped groove 7, a limiting groove is formed in the peripheral side of the inner wall of the first rotary drum 11, a pull rope 12 is installed at the end portion of the inner wall of the elastic telescopic drum 8, and one end of the pull rope 12 is wound on the peripheral side of the outer wall of the first rotary drum 11.

Preferably, as shown in fig. 3 and 4: 1 normal running fit of ammeter case has two pivots, and chamber door 13 has been installed to pivot outer wall one side, and 1 equal normal running fit in the relative both sides of ammeter case inner wall has frame 14, and the built-in drying plate 15 that is equipped with of frame 14, one side sliding fit of ammeter case 1 have push rod 16, push rod 16 and pivot intermeshing. Through the pivot that sets up, when can be convenient for the user to open chamber door 13, make chamber door 13 drive the pivot and rotate to drive push rod 16 through the pivot and remove, just press with frame 14, thereby drive frame 14 and rotate, the user of being convenient for demolishs drying plate 15, and the torsional spring has been installed to the rotation department of frame 14.

Preferably, as shown in the figure: the drying plate is an embossing water absorption plate or a frame with a bagged drying agent. The structure that this embodiment disclosed can make the drying plate not be restricted to which kind of material, as long as the appearance of similar cuboid platelike just can be convenient for take the change.

Preferably, as shown in FIGS. 1-5: the two opposite sides of the electric meter box 1 are respectively provided with a ventilation assembly 20, the frame 14 is rotatably matched in the ventilation assembly 20, the frame 14 is a U-shaped frame 18, the inner wall of the U-shaped frame 18 is provided with a sliding groove 19, and the sliding groove 19 corresponds to the drying plate 15;

fixing grooves 17 are formed in two ends of the U-shaped frame 18, and a limiting plate 21 corresponding to the fixing grooves 17 is arranged on one side of the drying plate 15;

inner chamber 22 that is linked together with ventilation assembly 20 is all seted up to the relative both sides of inner wall of ammeter case 1, and push rod 16 includes sliding fit at the pinion rack 23 of inner chamber 22, and right angle trapezoidal piece 24 has been installed to the tip of pinion rack 23, and one side of U type frame 18 is equipped with the chamfer corresponding with right angle trapezoidal piece 24. Through the fixed slot 20 that sets up, can carry out the joint with limiting plate 21 to carry out spacingly to the mounted position of filter 15, and installed the buckle between limiting plate 21 and the fixed slot 20.

Inner chamber 22 that is linked together with ventilation assembly 20 is all seted up to the relative both sides of inner wall of ammeter case 1, and push rod 16 includes sliding fit at the pinion rack 23 of inner chamber 22, and right angle trapezoidal piece 24 has been installed to the tip of pinion rack 23, and one side of U type frame 18 is equipped with the chamfer corresponding with right angle trapezoidal piece 24. The gear has been installed to the tip of pivot, through the pinion rack 23 that sets up, can with the epaxial gear intermeshing that rotates to drive right angle trapezoidal-block 24 and extrude U type frame 18, the user of being convenient for changes filter 15.

In order to increase the rainproof structure, two sides and the upper side of the electric meter box 1 are respectively provided with a side plate and an L-shaped top plate for damp proofing.

Preferably, as shown in FIGS. 6-9: the ventilation assembly comprises mounting plates 25 mounted on two sides of an electric meter box, a dust guard 26 is slidably matched in the mounting plates 25, a second rotary drum 28 is elastically rotated on two opposite sides of the mounting plates 25, a pressing plate 501 and a rod body 502 are mounted on the side portion of the second rotary drum 28, a sliding rod 32 is slidably matched on two opposite sides of the mounting plates 25, a movable groove 901 is formed in the vertical direction of the sliding rod 32, the movable groove 901 penetrates through one end, away from the second rotary drum 28, of the rod body 502, a circular plate 902 is mounted at one end of the sliding rod 32, the circular plate 902 is slidably matched in the dust guard 26, a first magnetic block 29 is mounted on one side of the pressing plate 501, and a second magnetic block 30 corresponding to the first magnetic block 29 is mounted on one side of the mounting plates 25. The longer back of live time among the external environment that current ammeter case was placed has been solved to this embodiment, and the dust screen surface can adhere to a large amount of blots and influence the heat dissipation, and perhaps when the damaged grow of net of dust screen influences dustproof effect, is difficult to dismantle change or abluent technical problem to the dust screen. Through activity groove and the cooperation of the body of rod, reduce the body of rod and rotate the influence when sliding to the slide bar, through the sliding distance of plectane restriction slide bar, reduce the probability that the slide bar breaks away from the mounting panel simultaneously, through first magnetic path and the cooperation of second magnetic path, be convenient for fix the clamp plate, and then to the rotary drum, the clamp plate, the slide bar, the plectane is fixed, thereby insert in the mounting panel when the dust guard installation of being convenient for, through plectane and dust guard cooperation, be convenient for dismantle and install the dust guard, thereby dismantle the washing to the dust guard that has the spot attached to, or dismantle the change to the dust guard that the mesh is broken to grow.

Preferably, as shown in FIGS. 6-9: two side plates 27 are arranged on two opposite sides of the mounting plate 25, a shaft rod 401 is arranged between the two side plates 27, and the second rotary drum 28 is sleeved on the peripheral side of the shaft rod 401.

Preferably, as shown in FIGS. 6-9: a spring 31 is arranged between the mounting plate 25 and the pressing plate 501, and the spring 31 is positioned between the first magnetic block 29, the second magnetic block 30 and the side plate 27.

Preferably, as shown in FIGS. 6-9: the mounting plate 25 is provided with a ventilation groove 202 in the transverse direction, a slot 201 is formed in the lower side of the mounting plate 25, and the dust guard 26 is in sliding fit in the slot 201.

Preferably, as shown in FIGS. 6-9: the opposite two sides of the mounting plate 25 are both provided with notches 203, one side of the inner wall of the slot 201 is provided with a limit slot 204 corresponding to the notch 203, and the slide bar 32 penetrates through the notch 203. The diameter of the slot 203 is smaller than the diameter of the circular plate 902, thereby reducing the probability that the circular plate 902 will pass through the slot 203 and disengage from the mounting plate 25. The insertion hole 302 corresponding to the limit groove 204 is formed on one side of the dust-proof plate 26, the circular plate 902 is slidably fitted in the insertion hole 302, when the dust-proof plate 26 is removed, the circular plate 902 slides into the limit groove 204 from the insertion hole 302, and the circular plate 902 is lowered through the limit groove 204 to block the dust-proof plate 26 from being inserted into the insertion slot 201.

Preferably, as shown in FIGS. 6-9: one side of the dust-proof plate 26 is provided with an insertion hole 302 corresponding to the limiting groove 204, and the circular plate 902 is slidably fitted in the insertion hole 302.

When the dustproof plate is disassembled, the pressing plate 501 is pressed to drive the rotary drum 5, the rod body 502 rotates, the rotating side of the rod body 502 extrudes the inner wall of the movable groove 901, so that the sliding rod 9 is driven, the position of the circular plate 902 is changed until the circular plate 902 is separated from the dustproof plate 3, at the moment, the first magnetic block 6 and the second magnetic block 7 are contacted and adsorbed together, then the dustproof plate 3 slides downwards from the mounting plate 2 under the action of gravity, at the moment, the dustproof plate 3 can be cleaned or replaced, when the dustproof plate 3 is mounted, the dustproof plate 3 is inserted into the mounting plate 2 again, then the sliding rod 9 is pressed, the rod body 502 is extruded by the inner wall of the movable groove 901 to rotate reversely, so that the rotary drum 5 and the pressing plate 501 are driven to rotate, when the first magnetic block 6 and the second magnetic block 7 are far away, the rotary drum 5, the pressing plate 501 and the rod body 502 are rotated and reset under the action of elasticity, meanwhile, the sliding rod 9 and the circular plate 902 are driven, and the circular plate 902 is inserted into the dustproof plate 3 to be fixed.

Through activity groove 901 and the cooperation of the body of rod 502, reduce the body of rod 502 and rotate the influence when sliding to slide bar 9, through the sliding distance of plectane 902 restriction slide bar 9, reduce the probability that slide bar 9 breaks away from mounting panel 2 simultaneously, through the cooperation of first magnetic path 6 with second magnetic path 7, be convenient for fix clamp plate 501, and then to rotary drum 5, clamp plate 501, slide bar 9, the plectane is fixed, thereby insert in mounting panel 2 when being convenient for dust guard 3 installs, through plectane 902 and dust guard 3 cooperation, be convenient for dismantle and install dust guard 3, thereby dismantle the washing to dust guard 3 that has the spot attached to, or dismantle the change to dust guard 3 that the broken grow of mesh 301.

While the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes, which relate to the related art known to those skilled in the art and fall within the scope of the present invention, can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims (10)

1. An intelligent electric meter box device, comprising: the electric meter box comprises an electric meter box (1) and one or more electric meters (2) arranged in the electric meter box (1), and is characterized in that notches (3) corresponding to the electric meters (2) one by one are formed in one side of the electric meter box (1), a bump (4) is arranged at the bottom of the inner wall of each notch (3), and clamping grooves (5) are formed in two opposite sides of the inner wall of each notch (3);

a fixed plate (6) is arranged on one side of the ammeter (2), a T-shaped groove (7) is formed in the fixed plate (6), two elastic telescopic cylinders (8) corresponding to the clamping grooves (5) are arranged in the T-shaped groove (7) in a sliding fit mode, sliding blocks (9) corresponding to the convex blocks (4) are arranged in the T-shaped groove (7) in a sliding fit mode, and a push rod (10) is arranged between each sliding block (9) and each elastic telescopic cylinder (8);

a first rotary drum (11) is rotationally matched in the T-shaped groove (7), a limiting groove is formed in the peripheral side of the inner wall of the first rotary drum (11), a pull rope (12) is installed at the end portion of the inner wall of the elastic telescopic drum (8), and one end of the pull rope (12) is wound on the peripheral side of the outer wall of the first rotary drum (11).

2. An intelligent electricity meter box device as claimed in claim 1, wherein two rotating shafts are rotatably fitted in the electricity meter box (1), a box door (13) is installed on one side of the outer wall of the rotating shafts, frames (14) are rotatably fitted on both opposite sides of the inner wall of the electricity meter box (1), a drying plate (15) is installed in the frame (14), a push rod (16) is slidably fitted on one side of the electricity meter box (1), and the push rod (16) is engaged with the rotating shafts.

3. The smart meter box assembly as recited in claim 2, wherein said desiccant plate is an embossed water absorbent plate or a frame with a bagged desiccant therein.

4. An intelligent electric meter box device as claimed in claim 2, wherein the opposite sides of the electric meter box (1) are provided with ventilation components (20), the frame (14) is rotatably fitted in the ventilation components (20), the frame (14) is a U-shaped frame (18), and the inner wall of the U-shaped frame (18) is provided with a sliding groove (19), the sliding groove (19) corresponds to the drying plate (15);

fixing grooves (17) are formed in two ends of the U-shaped frame (18), and a limiting plate (21) corresponding to the fixing grooves (17) is arranged on one side of the drying plate (15);

inner chamber (22) that are linked together with ventilation assembly (20) are all seted up to the relative both sides of inner wall of ammeter case (1), and push rod (16) have been installed right angle trapezoidal piece (24) including sliding fit at pinion rack (23) of inner chamber (22) at the tip of pinion rack (23), one side of U type frame (18) is equipped with the chamfer corresponding with right angle trapezoidal piece (24).

5. The smart meter box assembly as recited in claim 4, wherein: the ventilation assembly contains mounting panel (25) of installing in the ammeter case both sides, sliding fit has dust guard (26) in mounting panel (25), the equal elastic rotation in the relative both sides of mounting panel (25) has second rotary drum (28), clamp plate (501) have been installed to rotary drum second (28) lateral part, the body of rod (502), the equal sliding fit in the relative both sides of mounting panel (25) has slide bar (32), movable groove (901) have been seted up on slide bar (32) vertical direction, movable groove (901) have been run through to the one end that second rotary drum (28) was kept away from to the body of rod (502), disc (902) have been installed to slide bar (32) one end, disc (902) sliding fit is in dust guard (26), first magnetic path (29) have been installed to clamp plate (501) one side, second magnetic path (30) corresponding with first magnetic path (29) have been installed to mounting panel (25) one side.

6. A smart meter box assembly as claimed in claim 5, wherein the mounting plate (25) is provided with two side plates (27) on opposite sides thereof, a shaft (401) is provided between the two side plates (27), and the second roller (28) is fitted around the shaft (401).

7. Intelligent electricity meter box device according to claim 6, characterized in that a spring (31) is arranged between the mounting plate (25) and the pressure plate (501), the spring (31) is arranged between the first magnet (29), the second magnet (30) and the side plate (27).

8. Intelligent electricity meter box device according to claim 5, characterised in that the mounting plate (25) is provided with ventilation slots (202) in the transverse direction, the underside of the mounting plate (25) is provided with slots (201), and the dust guard (26) is slidably fitted in the slots (201).

9. An intelligent electric meter box device as claimed in claim 8, wherein the mounting plate (25) is provided with notches (203) at opposite sides thereof, the slot (201) is provided with a limiting groove (204) at one side of the inner wall thereof corresponding to the notches (203), and the slide bar (32) penetrates through the notches (203).

10. The smart meter box assembly as recited in claim 9, wherein the dust guard (26) has a hole (302) formed at one side thereof corresponding to the stopper groove (204), and the circular plate (902) is slidably fitted in the hole (302).

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