CN111864593A - Electric energy metering box - Google Patents

Abstract

The application discloses electric-energy metering box belongs to electric power metering equipment technical field. This electric-energy metering box includes case door side and installation side, and first box and the concatenation of second box constitute this electric-energy metering box, and the first concatenation end of installation side is provided with: the clamping device comprises a first guide piece and a first clamping piece, wherein the first clamping piece is provided with a clamping groove; installation side second concatenation end is provided with: the second clamping piece at the clamping position is restrained by the first clamping piece in the splicing direction, and the second clamping piece can be separated from the restraint of the first clamping piece under the action of external force. This electric-energy metering box is when changing, and it is convenient to dismantle, and the installation is swift, can guarantee the bonding strength of electric-energy metering box between the box when using again, and it is more convenient to transport and carry, provides probably for electric-energy metering box's modular production simultaneously to improve the suitability and the utilization ratio of different boxes, reduce cost.

Description

Electric energy metering box

Technical Field

The application relates to an electric energy metering box belongs to electric power metering equipment technical field.

Background

The electric energy metering box is used for installation and protection of an electric meter. A plurality of ammeters are generally installed on the electric energy metering box, so that the whole electric energy metering box occupies a large space, the quality is heavier, the installation is inconvenient, the electric energy metering box is inconvenient to transport and carry, if the electric energy metering box is damaged, the whole box is required to be disassembled and installed, time and labor are consumed, the cost is increased, the electric energy metering box is required to be powered off when being disassembled and installed, and the influence is generated on the power consumption of a user.

Disclosure of Invention

In order to solve the problem, the application provides an electric energy metering box, this electric energy metering box is through setting up matched with mosaic structure between different box concatenation ends, make electric energy metering box when changing, it is more convenient to dismantle, the installation is more swift, reduce the influence to the user's power consumption, can guarantee the joint strength between the box when the electric energy metering box uses again, it is more convenient to transport and carry, simultaneously for electric energy metering box's modular production provides probably, with suitability and the utilization ratio that improves different boxes, and the cost is reduced.

The electric energy metering box comprises a box door side and an installation side opposite to the box door side along the thickness direction, the electric energy metering box comprises a first box body and a second box body, the first box body and the second box body can be spliced with each other along the splicing direction vertical to the thickness direction to form the electric energy metering box,

first box constitutes the first concatenation end of installation side and is provided with:

a first guide member disposed along the splicing direction, and

the first clamping piece is provided with a clamping groove which is opened towards the splicing direction;

the second concatenation end that the second box constitutes the installation side is provided with:

a second guide arranged in the splicing direction and capable of being plugged into the first guide, an

The second clamping piece can be clamped in the clamping groove along the splicing direction, the second clamping piece at the clamping position is restrained by the first clamping piece in the splicing direction, and the second clamping piece can be separated from the restraint of the first clamping piece in the splicing direction under the action of external force.

Optionally, the first engaging piece extends along the splicing gap and has a C-shaped cross section, the second engaging piece is a engaging column extending along the splicing gap, the diameter of the engaging column is larger than the width of the opening of the engaging groove, and the engaging column can be inserted into the engaging groove after pushing the C-shaped first engaging piece to deform through the opening of the engaging groove along the splicing direction.

Optionally, the first engaging member further includes an arc-shaped protrusion structure disposed at the bottom of the opening of the engaging slot to limit the engaging column from coming out of the engaging slot.

In an embodiment, be equipped with two arc protruding structures, two arc protruding structures are established respectively in the both sides of block groove opening bottom for the block post is by stable joint in the block inslot.

Optionally, a plurality of first clamping pieces and a plurality of first guide pieces are arranged at the first splicing end of the first box body, and the first clamping pieces and the first guide pieces are arranged at intervals;

correspondingly, the second concatenation end of second box is equipped with several second fastener and several second guide.

First fastener and first guide part interval set up, and corresponding second fastener and second guide part interval set up for the location is realized fast to the first concatenation end and the second concatenation end of installation side, and cohesion distribution is more even, makes whole electric-energy metering box structure more stable.

In one embodiment, the box body comprises 3 first clamping parts and 3 second clamping parts, and 4 first guide parts and 4 second guide parts, wherein the first clamping parts and the first guide parts are arranged at intervals and uniformly distributed at the first splicing ends of the installation side of the first box body, and correspondingly, the second clamping parts and the second guide parts are arranged at intervals and uniformly distributed at the second splicing ends of the installation side of the second box body. Wherein, two pairs of first guide parts and second guide parts which are matched with each other are respectively arranged at two ends of the splicing gap at the installation side.

Optionally, one of the first guide member and the second guide member is a guide post extending along the splicing direction, and the other of the first guide member and the second guide member is a guide hole opened along the splicing direction.

Optionally, a first splicing end of the side wall of the first box body is provided with a first splicing groove along the thickness direction, and a second splicing end of the side wall of the second box body is provided with a second splicing groove along the thickness direction;

the connecting and inserting rod comprises a connecting part and two inserting parts arranged on the connecting part, one of the inserting parts can be inserted into the first inserting groove, and the other inserting part can be inserted into the second inserting groove.

The arrangement of the first inserting groove and the second inserting groove can not only be connected through the connecting inserting rod, but also increase the thickness of the first splicing end of the side wall of the first box body and the thickness of the second splicing end of the side wall of the second box body, so that the alignment probability of the first splicing end and the second splicing end is improved, and the installation efficiency of the first box body and the second box body is further improved.

Optionally, the first box body is provided with a first insertion groove along a first splicing end of two opposite side walls of the splicing gap, the second box body is provided with a second insertion groove along a second splicing end of two opposite side walls of the splicing gap, and the first insertion groove and the second insertion groove at the same end of the splicing gap are both provided with connection insertion rods.

Optionally, a first splicing end of the side wall of the first box body is provided with a first guide piece along the splicing direction, and the first guide piece is arranged below the first splicing groove;

correspondingly, a second guide piece is arranged at the second splicing end of the side wall of the second box body along the splicing direction, and the second guide piece is arranged below the second splicing groove.

Optionally, a first widening strip is arranged at a first splicing end of the mounting side of the first box body, and the first widening strip is arranged along the length direction of the splicing gap;

the second splicing end of the installation side of the second box body is provided with a second widening strip, the second widening strip is arranged along the length direction of the splicing gap, and the second widening strip and the first widening strip are at least partially arranged oppositely relative to the splicing gap.

The arrangement of the first widening strip and the second widening strip can respectively widen the thickness of the first splicing end on the installation side of the first box body and the thickness of the second splicing end on the installation side of the second box body, so that the alignment probability of the first splicing end and the second splicing end is increased.

Optionally, the radian of the C-shaped first clamping piece is 240-270 degrees.

If the radian of the first clamping piece of C type is less than 240 degrees, then the constraining force between first clamping piece and the second clamping piece is less, can not be better the cohesion between the assurance box, if the radian of first clamping piece is greater than 270 degrees, then the second clamping piece card has certain degree of difficulty in advancing the clamping groove of first clamping piece, is unfavorable for the quick installation between the box.

Benefits that can be produced by the present application include, but are not limited to:

1. the utility model provides an electric-energy metering box, it is through setting up matched with mosaic structure between different box concatenation ends, make electric-energy metering box when changing, it is more convenient to dismantle, it is more swift to install, reduce the influence to user's power consumption, can guarantee the joint strength between the box when using of electric-energy metering box again, it is more convenient to transport and carry, simultaneously for electric-energy metering box's modular production provides probably, with the suitability and the utilization ratio that improve different boxes, and the cost is reduced.

2. According to the electric energy metering box, the clamping column of the second clamping piece pushes the first clamping piece with the C-shaped section to deform through the opening of the clamping groove along the splicing direction through external pushing force or pulling force, and then the first clamping piece is clamped into or pulled out of the clamping groove, so that the electric energy metering box is simple and quick to operate, and particularly, after the electric energy metering box is fixed to an installation position, the first box body and/or the second box body can be quickly and conveniently disassembled and replaced in a limited operation space under the condition that other structures are not disassembled; because the wall thickness of the installation side of electric energy metering box is thinner, can't see the position of first fastener and second fastener under the sheltering from of circuit board, change the second guide that just need be pegged graft each other with the help of first guide in the assembly process, provide the concatenation guide on the concatenation direction, this guide makes the concatenation end between two boxes can fix a position the concatenation fast, and then realize quick installation, the first guide of pegging graft each other and second guide still can play limiting displacement in addition, prevent to appear warping the dislocation between first box and the second box in the use.

3. The electric energy metering box is characterized in that a circuit board is mounted on the mounting side of the electric energy metering box, an electric meter area and a control area are arranged on the electric meter board, the electric meter area is arranged in the circuit board on the mounting side of one box body, the control area is arranged in the circuit board on the mounting side of the other box body, if one of the two box bodies is damaged, the damaged box body can be quickly replaced by the splicing structure of the electric energy metering box, the other box body is still used, the utilization rate of the box bodies is further improved, and the mounting and dismounting cost is reduced; if the box preparation that is equipped with the control area is the standard component, and can be through the box standard component of the different quantity epitopes of the mosaic structure adaptation of this application or different functions, and then improved the suitability that is equipped with the control area box, reduced the manufacturing cost of box.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of an overall structure of an electric energy metering box according to an embodiment of the present application;

FIG. 2 is a schematic disassembled structure diagram of an electric energy metering box according to an embodiment of the present application;

FIG. 3 is a schematic diagram of the overall structure of the electric energy metering box with the circuit board installed;

FIG. 4 is an enlarged view of A in FIG. 1;

FIG. 5 is an enlarged view of B in FIG. 2;

FIG. 6 is an enlarged schematic view of the structure C in FIG. 2;

FIG. 7 is a schematic view of a plug-in connection rod structure;

fig. 8 is a schematic structural diagram of a state that the first insertion groove and the second insertion groove are assembled.

List of parts and reference numerals:

1. a first box body 11, a first splicing end,

111. a first engaging member 1111, an engaging groove 1112, an arc protrusion structure,

112. the first guide, 1121, guide hole,

113. the first widening strip is provided with a first width increasing strip,

12. the first box body is arranged at the mounting side,

13. a first box side wall 131, a first inserting groove,

2. a second box body 21, a second splicing end,

211. a second engaging member, 2111, an engaging post,

212. a second guide, 2121, a guide post,

213. the second widening strip is provided with a second widening strip,

22. the second box body is arranged at the mounting side,

23. a second case side wall 231, a second inserting groove,

3. a connecting inserted bar 31, a connecting part 32, an inserting part,

4. a circuit board.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example.

The embodiment of the application discloses an electric energy metering box, as shown in fig. 1 and fig. 2, the electric energy metering box comprises a box door side for installing a box door, and an installation side opposite to the box door side, the electric energy metering box comprises a first box body 1 and a second box body 2, the first box body 1 and the second box body 2 are spliced with each other along a splicing direction perpendicular to the thickness direction to form the electric energy metering box, a first splicing end 11 is arranged on a first box body installation side 12, a second splicing end 21 is arranged on a second box body installation side 22, when the first box body 1 and the second box body 2 are spliced, the first splicing end 11 and the second splicing end 12 on the installation side form a splicing gap, a first clamping piece 111 is arranged on the first splicing end 11 on the installation side along the splicing direction, a clamping groove 1111 is arranged on the first clamping piece 111, the opening of the clamping groove faces the splicing direction, a second clamping piece 211 is arranged on the second splicing end 21 on the installation side along the splicing direction, the second engaging member 211 can be engaged into the engaging groove 1111 in the splicing direction by an external force and is constrained by the first engaging member 111; meanwhile, the second engaging piece 211 can also be disengaged from the engaging groove 1111 in the splicing direction under the action of external force, so that the first engaging piece 111 is released from restraining the second engaging piece; in addition, the first splice end 11 of the mounting side is provided with a first guide 112 along the splicing direction, the second splice end 21 of the mounting side is provided with a second guide 212 along the splicing direction, and the first guide 112 and the second guide 212 can be inserted into each other.

This electric-energy metering box equipment is convenient, as shown in fig. 3, splice first box 1 and second box 2 along the concatenation direction during the use, utilize the direction of first guide 112 and second guide 212 at the concatenation direction, realize the connection combination of first fastener 111 and second fastener 211 fast, again with integrated circuit board 4 that has the ammeter place in electric-energy metering box can, simultaneously, can borrow the circuit board also to be fixed to the mounted position whole electric-energy metering box at the fixed of mounted position.

Because the second engaging member 211 can be inserted into or pulled out of the engaging groove 1111 in the splicing direction by external pushing or pulling force, for example, the second engaging member 211 can be inserted into or pulled out of the engaging groove 1111 after being deformed by pushing the opening of the engaging groove 1111, the operation is simple and fast, and especially after the electric energy metering box is fixed to the installation position, the first box body 1 and/or the second box body 2 can be quickly and conveniently disassembled and replaced in a limited operation space without disassembling other structures. The wall thickness of electric energy batch meter installation side is thinner, can't see the position of first fastener 111 and second fastener 211 under the sheltering from of circuit board, change the equipment in-process just need with the help of first guide 112 and the second guide 212 of pegging graft each other with first guide 112, provide the concatenation guide on the concatenation direction, this guide makes the concatenation end between two boxes can fix a position the concatenation fast, and then realize quick installation, the first guide 112 and the second guide 212 of pegging graft each other can also play limiting displacement in addition, prevent to appear warping the dislocation between first box 1 and the second box 2 in the use.

The circuit board is installed to the installation side of ammeter batch meter, and the circuit board generally is provided with ammeter district and control area, and the ammeter district is established in the circuit board of the installation side of one of them box, and the control area is established in the circuit board of the installation side of another box, if one of them in two boxes is damaged, only need through the mosaic structure quick replacement of this application damaged that box can, another box still can be used, and then has improved the utilization ratio of box, has reduced the cost of installation and dismantlement. This modular electric energy metering box can also be according to the demand with the box preparation as standard component, for example make into the box standard component of the different quantity ammeter of adaptation with the box in ammeter district, make into the box standard component of the different functions of adaptation with the box in control area, then choose for use corresponding ammeter district box and control area box according to actual demand, need customize the production mould of complete box according to the demand in avoiding present production, the manufacturing cost that significantly reduces.

In an embodiment, referring to fig. 4 and 5, the first engaging member 111 extends along the splicing gap and has a C-shaped cross section, the second engaging member 211 is an engaging post 2111 extending along the splicing gap, the diameter of the engaging post 2111 is greater than the width of the opening of the engaging groove 1111, since the C-shaped first engaging member 111 is made of a material with certain elasticity, and a special C-shaped structure is added, a certain elastic deformation can occur under the action of an external force, that is, the engaging post 2111 can be inserted into the engaging groove 1111 after pushing the C-shaped first engaging member 111 to deform through the opening of the engaging groove 1111 in the splicing direction.

Referring to fig. 5, in order to further limit the engaging post 2111 from disengaging from the engaging slot 1111, an arc protrusion structure 1112 is disposed at the bottom of the opening of the engaging slot 1111, and the arc protrusion structure 1112 can not only limit the engaging post 2111 from disengaging from the engaging slot 1111, but also enable the engaging post 2111 to be more quickly engaged into the engaging slot 1111 through the arc protrusion structure 1112 under the action of external force.

In this embodiment, two arc-shaped protrusion structures 1112 are respectively disposed on two sides of the bottom of the opening of the engaging groove 1111, so that the engaging post 2111 is stably engaged with the engaging groove 1111. The arc protrusion 1112 is not limited to two separate arc protrusions 1112, and may be a single body, and is disposed along the length direction of the opening of the engaging groove 1111, as long as the engaging post 2111 is stably engaged with the engaging groove 1111.

Referring to fig. 1 and 2, the first splicing end 11 of the first box 1 is provided with a plurality of first clamping pieces 111 and a plurality of first guiding pieces 112, and the first clamping pieces 111 and the first guiding pieces 112 are arranged at intervals; accordingly, the second splicing end 21 of the second casing 2 is provided with a plurality of second engaging pieces 211 and a plurality of second guide pieces 212.

As an embodiment, 3 first engaging members 111 and 3 second engaging members 211 are included, and 4 first guiding members 112 and 4 second guiding members 212 are included, the first engaging members 111 and the first guiding members 112 are arranged at intervals and uniformly distributed at the first splicing end 11 of the first box mounting side 12, and correspondingly, the second engaging members 211 and the second guiding members 212 are arranged at intervals and uniformly distributed at the second splicing end 21 of the second box mounting side 22. Wherein, two pairs of first guide parts 112 and second guide parts 212 which are matched with each other are respectively arranged at two ends of the splicing gap at the installation side.

The first clamping piece 111 and the first guide piece 211 are arranged at intervals, and the corresponding second clamping piece 211 and the second guide piece 212 are arranged at intervals, so that the first splicing end 11 and the second splicing end 21 on the installation side are positioned more quickly, the binding force is distributed more uniformly, and the whole electric energy metering box is more stable in structure.

As an embodiment, referring to fig. 2 and 6, one of the first guide 112 and the second guide 212 is a guide post 2121 extending along the splicing direction, and the other of the first guide 112 and the second guide 212 is a guide hole 1121 formed along the splicing direction. In this embodiment, the guide hole 1121 and the engaging groove 1111 are both disposed at the second splicing end 11 of the second housing mounting side 22, the guide post 2121 has a circular truncated cone-shaped structure, which gradually becomes thicker from the insertion end to the fixed end of the guide post 2121, and accordingly, the guide hole 1121 also has a circular truncated cone-shaped structure, so as to facilitate the guide post 2121 to be quickly inserted into the guide hole 1121, thereby realizing quick positioning and mounting.

In order to ensure the connection strength of the first box body 1 and the second box body 2 in use, referring to fig. 1-2, 4, 7 and 8, the first splicing end 11 of the first box body side wall 13 is provided with a first splicing groove 131 along the thickness direction thereof, and the second splicing end 21 of the second box body side wall 23 is provided with a second splicing groove 231 along the thickness direction thereof; the first insertion groove 131 and the second insertion groove 231 are connected by the connection insertion rod 3, the connection insertion rod 3 includes a connection portion 31 and two insertion portions 32 disposed on the connection portion 31, one of the insertion portions 32 can be inserted into the first insertion groove 131, and the other insertion portion 32 can be inserted into the second insertion groove 231.

Referring to fig. 1 and 2, the first box body 1 is provided with a first insertion groove 131 along the first splicing end 11 of the two opposite side walls of the splicing gap, the second box body 2 is provided with a second insertion groove 231 along the second splicing end 21 of the two opposite side walls of the splicing gap, and the first insertion groove 131 and the second insertion groove 231 at the same end of the splicing gap are both provided with the connection insertion rod 3.

The first inserting groove 131 and the second inserting groove 231 are arranged to be connected through the connecting inserting rod 3, the thickness of the first splicing end 11 of the first box side wall 13 and the thickness of the second splicing end 11 of the second box side wall 23 can be increased, the alignment probability of the first splicing end 11 and the second splicing end 21 is improved, and the installation efficiency of the first box body 1 and the second box body 2 is further improved.

Furthermore, referring to fig. 2, the first splicing end 11 of the first box side wall 13 is provided with a first guide 112 along the splicing direction, the first guide 112 being provided below the first splicing groove 131; accordingly, the second splicing end 21 of the second case side wall 23 is provided with a second guide 212 along the splicing direction, and the second guide 212 is disposed below the second splicing groove 231. To quickly achieve the positioning of the first splice end 11 of the first box side wall 13 and the second splice end 21 of the second box side wall 23.

Referring to fig. 1 and 2, the first splicing end 11 of the first box mounting side 12 is provided with a first widening strip 113, and the first widening strip 113 is arranged along the length direction of the splicing gap; the second splicing end 21 of the second box mounting side 22 is provided with a second widening strip 213, the second widening strip 213 is arranged along the length direction of the splicing gap, and the second widening strip 213 and the first widening strip 113 are at least partially arranged opposite to each other with respect to the splicing gap. The arrangement of the first widening strips 113 and the second widening strips 213 can respectively widen the thickness of the first splicing end 11 of the first box body installation side 12 and the thickness of the second splicing end 21 of the second box body installation side 22, so that the alignment probability of the first splicing end 11 and the second splicing end 21 is increased, and the installation efficiency of the first box body 1 and the second box body 2 is further improved.

Referring to fig. 5, the arc of the C-shaped first engaging member 111 is 240 ° to 270 °, and in the present embodiment, the arc thereof is 270 °. If the radian of the C-shaped first engaging member 111 is smaller than 240 °, the constraint force between the first engaging member 111 and the second engaging member 111 is small, and the binding force between the boxes cannot be better ensured, and if the radian of the first engaging member 111 is larger than 270 °, the second engaging member 211 is difficult to be clamped into the engaging groove 1111 of the first engaging member 111, which is not favorable for quick installation between the boxes.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. The electric energy metering box comprises a box door side and an installation side opposite to the box door side along the thickness direction, and is characterized in that the electric energy metering box comprises a first box body and a second box body, the first box body and the second box body can be spliced with each other along the splicing direction vertical to the thickness direction to form the electric energy metering box,

first box constitutes the first concatenation end of installation side is provided with:

a first guide member disposed along the splicing direction, and

the first clamping piece is provided with a clamping groove which is opened towards the splicing direction;

the second box constitutes the second concatenation end of installation side is provided with:

a second guide arranged in the splicing direction and capable of being plugged into the first guide, an

The second clamping piece can be clamped in the clamping groove along the splicing direction, the second clamping piece at the clamping position is restrained by the first clamping piece in the splicing direction, and the second clamping piece can be separated from the restraint of the first clamping piece in the splicing direction under the action of external force.

2. An electric energy metering box according to claim 1,

the first clamping piece extends along the splicing gap and has a C-shaped section,

the second clamping piece is a clamping column extending along the splicing gap, the diameter of the clamping column is larger than the width of the opening of the clamping groove, and the clamping column can be clamped into the clamping groove after pushing the C-shaped first clamping piece to deform through the opening of the clamping groove along the splicing direction.

3. The electric energy metering box of claim 2, wherein the first engaging member further comprises an arc-shaped protrusion structure disposed at the bottom of the opening of the engaging groove to limit the engaging post from coming out of the engaging groove.

4. The electric energy metering box as claimed in claim 1, wherein the first splicing end of the first box body is provided with a plurality of first clamping pieces and a plurality of first guide pieces, and the first clamping pieces and the first guide pieces are arranged at intervals;

correspondingly, the second concatenation end of second box is equipped with several second fastener, and several second guide.

5. The electric energy metering box according to claim 1, wherein one of the first guide member and the second guide member is a guide post extending in a splicing direction, and the other of the first guide member and the second guide member is a guide hole opened in the splicing direction.

6. The electric energy metering box of claim 1, wherein the first splicing end of the first box side wall is provided with a first splicing groove along the thickness direction, and the second splicing end of the second box side wall is provided with a second splicing groove along the thickness direction;

the connecting and inserting rod comprises a connecting part and two inserting parts arranged on the connecting part, one of the inserting parts can be inserted into the first inserting groove, and the other inserting part can be inserted into the second inserting groove.

7. The electric energy metering box of claim 6, wherein the first splicing end of the two opposite side walls of the splicing gap of the first box body is provided with the first splicing groove, the second splicing end of the two opposite side walls of the splicing gap of the second box body is provided with the second splicing groove, and the first splicing groove and the second splicing groove which are positioned at the same end of the splicing gap are provided with the connecting inserted rod.

8. The electric energy metering box of claim 6 or 7, wherein the first splicing end of the first box side wall is provided with the first guide member along the splicing direction, and the first guide member is arranged below the first splicing groove;

correspondingly, the second splicing end of the side wall of the second box body is provided with the second guide piece along the splicing direction, and the second guide piece is arranged below the second splicing groove.

9. The electric energy metering box of claim 1, wherein a first widening strip is arranged at a first splicing end of the mounting side of the first box body, and the first widening strip is arranged along the length direction of the splicing gap;

the second splicing end of the installation side of the second box body is provided with a second widening strip, the second widening strip is arranged along the length direction of the splicing gap, and the second widening strip and the first widening strip are at least partially arranged oppositely relative to the splicing gap.

10. The electric energy metering box of claim 2, wherein the arc of the C-shaped first clamping member is 240-270 °.

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