Protective device for electric energy metering equipment

Abstract

The utility model provides an electric energy metering equipment protection device comprising the following structures: a box body provided with a wire inlet chamber, a wire outlet chamber and a metering chamber which are independently arranged; the three box covers are respectively and selectively rotated in the wire inlet chamber, the wire outlet chamber and the metering chamber and are used for closing or opening the wire inlet chamber, the wire outlet chamber and the metering chamber; the three box covers are defined to be a first box cover and a second box cover which are arranged in the vertical direction and a third box cover located on one side of the first box cover and one side of the second box cover, and longitudinal flanges arranged in the vertical direction are formed on the first box cover, the second box cover and the third box cover; the longitudinal flange of the first box cover, the longitudinal flange of the third box cover and the longitudinal flange of the second box cover are sequentially arranged in a stacked mode in the front-back direction, and the longitudinal flange of the first box cover can be locked to the box body. According to the utility model, the technical problems that the traditional electric energy metering equipment is easy to damage and easy to steal electricity are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric energy metering equipment, in particular to a protective device for electric energy metering equipment. Background Art

[0002] Electric energy metering equipment includes electric energy meters, voltage and current transformers for measurement and their secondary circuits, electric energy metering panels, etc. However, exposed metering equipment is exposed to humid air and is easily damaged by moisture or dust accumulation; at the same time, it is easy for non-staff to directly touch the metering equipment, which may cause equipment damage, electric shock to personnel, and electricity theft. Utility Model Content

[0003] In view of the deficiencies existing in the prior art, the utility model provides a protective device for electric energy metering equipment to solve the technical problems in the related technology that traditional electric energy metering equipment is easy to be damaged, prone to damage, and prone to electricity theft.

[0004] The utility model provides an electric energy metering equipment protection device, comprising:

[0005] The box body is formed with independently arranged incoming line room, outgoing line room and metering room;

[0006] Three box covers, which can be selectively rotated on the inlet chamber, the outlet chamber and the metering chamber respectively, and are used to close or open the inlet chamber, the outlet chamber and the metering chamber;

[0007] The three box covers are defined as a first box cover and a second box cover arranged in the up-down direction, and a third box cover located on one side of the first box cover and the second box cover, wherein the first box cover, the second box cover and the third box cover are all formed with a longitudinal flange arranged in the up-down direction;

[0008] The longitudinal flange of the first box cover, the longitudinal flange of the third box cover and the longitudinal flange of the second box cover are stacked in sequence along the front-to-back direction, and the longitudinal flange of the first box cover can be locked to the box body.

[0009] Furthermore, the longitudinal flange is located between the first box cover and the third box cover.

[0010] Furthermore, the longitudinal flange of the third box cover is formed with a first opening and a second opening which are staggered in the front-to-back direction, and the first opening and the second opening are used to avoid the longitudinal flanges of the first box cover and the second box cover respectively.

[0011] Furthermore, the opposing surfaces of the first box cover and the second box cover are both formed with transverse flanges arranged along the left-right direction, and the two transverse flanges are sequentially stacked along the front-back direction.

[0012] Further, at least one of the three box covers is provided with a vent; and / or

[0013] The box body is provided with at least one air vent.

[0014] Furthermore, the air vent is provided with an air hood.

[0015] Furthermore, a filter net is detachably inserted in the air hood.

[0016] Furthermore, the metering chamber is provided with a plurality of longitudinal support rods along the up-down direction, and the longitudinal support rods are provided with a plurality of mounting holes for mounting a plurality of transverse support rods.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. The incoming line room, outgoing line room and metering room are reasonably arranged in the box, which is convenient for installing various parts of the metering equipment in the corresponding chambers to avoid the confusion of the wiring in the box affecting the installation or later inspection and maintenance; at the same time, each chamber is rotatably provided with a box cover to open or close the corresponding chamber, so as to facilitate maintenance and prevent moisture and dust, and shield the damage to the metering equipment from the external environment;

[0019] 2. Each box cover is provided with a longitudinal flange. The three longitudinal flanges are stacked in sequence along the front-to-back direction, so that two adjacent longitudinal flanges fit together and are locked to the box body through one of the box covers to play a role of mutual limitation, so that the three box covers can only be opened in sequence, and the easily damaged parts are hidden in the chamber covered by the last box cover, avoiding human damage; at the same time, the cooperation between the box body and the box cover prevents non-staff from directly touching the metering equipment, thereby avoiding electric shock and electricity theft. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a protective device in one embodiment of the utility model;

[0021] Figure 2 It is a structural schematic diagram of a protective device in an embodiment of the utility model, in which the box cover is in an open state.

[0022] Description of Figure Numbers:

[0023] 1. Box body; 101. Inlet chamber; 102. Outlet chamber; 103. Measuring chamber; 2. First box cover; 3. Second box cover; 4. Third box cover; 5. Longitudinal flange; 501. First opening; 502. Second opening; 6. Transverse flange; 7. Ventilation cover; 8. Longitudinal support rod; 9. Transverse support rod.

[0024] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and beneficial effects of the utility model more clear, the technical solution of the utility model is further described below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In the embodiment of the present utility model, Figure 1-Figure 2 As shown, the electric energy metering equipment protection device comprises a box body 1 and three box covers; the box body 1 is formed with an independently arranged incoming line chamber 101, an outgoing line chamber 102 and a metering chamber 103; the three box covers can be selectively rotated on the incoming line chamber 101, the outgoing line chamber 102 and the metering chamber 103, respectively, for closing or opening the incoming line chamber 101, the outgoing line chamber 102 and the metering chamber 103; the three box covers are defined as a first box cover 2 and a second box cover 3 arranged in an up-down direction, and a third box cover 4 located on one side of the first box cover 2 and the second box cover 3, and the first box cover 2, the second box cover 3 and the third box cover 4 are all formed with a longitudinal flange 5 arranged in an up-down direction;

[0027] The longitudinal flange 5 of the first box cover 2 , the longitudinal flange 5 of the third box cover 4 and the longitudinal flange 5 of the second box cover 3 are sequentially stacked in the front-to-back direction, and the longitudinal flange 5 of the first box cover 2 can be locked to the box body 1 .

[0028] Specifically, in the embodiment of the utility model, the box 1 is separated by partitions to form independent inlet chambers 101, outlet chambers 102 and metering chambers 103, and each chamber is provided with a wire hole (not shown), so as to facilitate the reasonable planning of the internal cavity of the box 1 according to the actual installation needs, so that the wiring and equipment installation of each chamber are more intuitive, and convenient for later maintenance and maintenance. Of course, the position distribution of each chamber can also be determined according to actual needs, which will not be described in detail here.

[0029] In the embodiment of the utility model, three box covers are rotatably arranged at three chambers respectively, and hinges are provided at the connection between the box covers and the chambers to facilitate opening or closing the corresponding chambers, so as to wrap the metering equipment in the box body 1 and shield the metering equipment from interference or damage from the external environment.

[0030] Specifically, Figure 2As shown, the three box covers are respectively a first box cover 2 and a second box cover 3 located on the left side of the box body 1 and arranged in the up-down direction, and a third box cover 4 located on the right side of the box body 1. The right edges of the first box cover 2 and the second box cover 3 and the left side of the third box cover 4 are all provided with longitudinal flanges 5, and the longitudinal flanges 5 of the first box cover 2, the third box cover 4 and the second box cover 3 are stacked in sequence along the front and back; in this way, when the three box covers respectively close the corresponding chambers, the corresponding longitudinal flanges 5 are stacked in the above direction, so that the two adjacent longitudinal flanges 5 are fitted together, so that the three box covers are opened in sequence, which plays a role of limiting; at the same time, the first box cover 2 is locked to the box body 1 by using a door lock, so that the remaining box covers are locked at the corresponding positions by locking the first box cover 2, thereby avoiding human damage by non-staff, providing better protection for the metering equipment in the box body 1, and preventing electricity theft; and the box body 1 and the box cover can be made of insulating material, which can also prevent people from accidental electric shock. On the other hand, the longitudinal flanges 5 are stacked to improve the sealing between the box covers or between the box cover and the box body 1.

[0031] The longitudinal flange 5 is located between the first box cover 2 and the third box cover 4, so that the corresponding longitudinal flanges 5 are stacked in sequence along the front-to-back direction, and the layer-by-layer covering can prevent flying insects and humid air from entering the box body 1.

[0032] like Figure 2 As shown, in one embodiment, the longitudinal flange 5 of the third box cover 4 is formed with a first opening 501 and a second opening 502 staggered in the front-to-back direction, and the first opening 501 and the second opening 502 are respectively used to avoid the longitudinal flanges 5 of the first box cover 2 and the second box cover 3. Specifically, in order to make each longitudinal flange 5 stacked in sequence in the front-to-back direction, that is, the longitudinal flange 5 of the first box cover 2 is the first layer located at the front, the longitudinal flange 5 of the third box cover 4 is the second layer located in the middle, and the longitudinal flange 5 of the second box cover 3 is the third layer located at the back, the first opening 501 is provided at the upper part of the second layer, the second opening 502 is provided at the lower part, and the first opening 501 and the second opening 502 are stacked in sequence in the front-to-back direction; in this way, when the above three longitudinal flanges 5 are stacked in sequence, the first layer is received in the first opening 501, and the third layer is received in the second opening 502, which is not only convenient for installation, but also the staggered opening arrangement can prevent flying insects, humid air, etc. from directly entering the box body 1 through the first opening 501, further playing a protective role.

[0033] like Figure 2As shown, in one embodiment, the opposing surfaces of the first box cover 2 and the second box cover 3 are both formed with transverse flanges 6 arranged in the left-right direction, and the two transverse flanges 6 are sequentially stacked in the front-back direction. Specifically, in order to improve the sealing performance between the first box cover 2 and the second box cover 3, transverse flanges 6 are provided on the opposing end surfaces of the two box covers, and the transverse flange 6 of the first box cover 2 is located in front of the transverse flange 6 of the second box cover 3, and the two transverse flanges 6 are fitted after the two box covers close the corresponding chambers to close the gap formed between the corresponding box cover and the box body 1.

[0034] A vent is provided below the third box cover 4; two vents are provided on the top of the box body 1. The vent can dissipate heat quickly; of course, in other embodiments, the number and position of the vents can be determined according to installation needs, and a heat dissipation fan can be added to the box body 1 to accelerate the heat dissipation in the box body 1. Preferably, as Figure 2 As shown, the vent is provided with a vent cover 7 for shielding flying insects or larger dust particles; and in order to prevent moist air from entering the housing 1 through the vent cover 7, a filter net is detachably inserted in the vent cover 7, and the filter net can be an activated carbon net, and the adsorption function of the activated carbon is utilized to keep the housing 1 dry.

[0035] like Figure 2 As shown, in one embodiment, the metering chamber 103 is provided with a plurality of longitudinal support rods 8 in the vertical direction, and the longitudinal support rods 8 are provided with a plurality of mounting holes for mounting a plurality of transverse support rods 9. Specifically, in order to reasonably utilize the internal space of the metering chamber 103, this embodiment provides longitudinal support rods 8 on the left and right sides of the metering chamber 103, respectively, and the two longitudinal support rods 8 are connected by transverse support rods 9, and the transverse support rods 9 can divide the metering chamber 103 into two areas for mounting different meters; or, multiple transverse support rods 9 can be provided, and the meters can be selectively installed in the corresponding areas; and in order to facilitate the adjustment of the height of each area, multiple mounting holes are provided along the length direction of the longitudinal support rods 8, and the transverse support rods 9 can be selectively fixed to the corresponding mounting holes.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A protective device for electric energy metering equipment, characterized in that: include: The box body is formed with independently arranged incoming line room, outgoing line room and metering room; Three box covers, which can be selectively rotated on the inlet chamber, the outlet chamber and the metering chamber respectively, and are used to close or open the inlet chamber, the outlet chamber and the metering chamber; The three box covers are defined as a first box cover and a second box cover arranged in the up-down direction, and a third box cover located on one side of the first box cover and the second box cover, wherein the first box cover, the second box cover and the third box cover are all formed with a longitudinal flange arranged in the up-down direction; The longitudinal flange of the first box cover, the longitudinal flange of the third box cover and the longitudinal flange of the second box cover are stacked in sequence along the front-to-back direction, and the longitudinal flange of the first box cover can be locked to the box body.

2. The electric energy metering equipment protection device according to claim 1, characterized in that: The longitudinal flange is located between the first tank cover and the third tank cover.

3. The electric energy metering equipment protection device according to claim 1, characterized in that: The longitudinal flange of the third box cover is formed with a first opening and a second opening which are staggered in the front-to-back direction, and the first opening and the second opening are used to avoid the longitudinal flanges of the first box cover and the second box cover respectively.

4. The electric energy metering equipment protection device according to any one of claims 1 to 3, characterized in that: The opposing surfaces of the first box cover and the second box cover are both formed with transverse flanges arranged along the left-right direction, and the two transverse flanges are sequentially stacked along the front-back direction.

5. The electric energy metering equipment protection device according to any one of claims 1 to 3, characterized in that: At least one of the three box covers is provided with a vent; and / or The box body is provided with at least one air vent.

6. The electric energy metering equipment protection device according to claim 5, characterized in that: The vent is provided with a vent cover.

7. The electric energy metering equipment protection device according to claim 6, characterized in that: A filter net is detachably inserted in the ventilation cover.

8. The electric energy metering equipment protection device according to claim 1, characterized in that: The metering chamber is provided with a plurality of longitudinal support rods along the up-down direction, and the longitudinal support rods are provided with a plurality of mounting holes for mounting a plurality of transverse support rods.

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