Modular electricity metering box

Abstract

The application relates to a modular electric energy metering box which comprises a power supply box, an electric meter box, an air inlet support plate and an air outlet support plate, heat dissipation mechanisms are arranged at the opening parts on the left and right sides of the power supply box and the electric meter box, the heat dissipation mechanism comprises a movable plate, the back side of the movable plate is fixedly connected with a sliding rod, a heat dissipation opening is arranged in the middle of the movable plate, a plurality of adjusting plates are uniformly arranged in the heat dissipation opening, the middle parts of the front and rear ends of the adjusting plates are rotationally connected with the movable plate through rotating shafts, and two push rods are arranged at the lower edges of the adjusting plates; the lower ends between the power supply box and the electric meter box are clamped through the air inlet support plate, the upper ends between the power supply box and the electric meter box are clamped through the air outlet support plate, modular installation is realized, the volume of the metering box is reduced, and the meter position is avoided from being left empty; the chimney effect is utilized to dissipate heat for the power supply box and the electric meter box, the electric energy metering box is modularized, and the heat dissipation efficiency is ensured.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of power system metering equipment, and particularly relates to a modular electric energy metering box. BACKGROUND

[0002] The power system is an indispensable factor for the development of national production, and the power metering system is also indispensable in the wide application process of the power system. Therefore, the intelligent power meter is widely used, and with the comprehensive application of the intelligent meter, a large number of electric energy metering boxes are also applied to the work site. According to the number of installable electric meter boxes, the electric energy metering box has a 2-hole box, a 4-hole box, a 6-hole box and an 8-hole box. However, in the actual use process, when the customer increases or decreases, the idle meter position often occurs in the field, causing resource waste and cost increase.

[0003] In view of the existing situation, the Chinese patent with the application number 201821523443.9 discloses a modular splicing type electric energy metering box, which can increase the use of electric meter boxes according to actual needs, and does not have the phenomenon of idle and waste of traditional electric energy metering boxes and meter positions. However, after the modular splicing is completed, the spacing between adjacent electric meter boxes becomes smaller. In order to avoid the temperature of the power box and the electric meter box being too high, the traditional metering box is usually provided with a heat dissipation port on the left and right sides of the meter. The present application directly adopts the modular splicing mode, so that the heat dissipation ports between the power box and the electric meter box and the adjacent electric meter boxes lose the heat dissipation function, resulting in reduced heat dissipation efficiency. The Chinese patent with the application number 201910738649.6 discloses a modular electric energy metering box. By configuring a heat dissipation connecting block between the upper connecting body and the lower connecting body, the user can select and install the heat dissipation connecting block according to the actual situation. After the modular splicing of the electric meter box, the heat dissipation connecting block needs to be installed in sequence according to the demand, and the operation is complex.

[0004] In view of the defects of the prior art, a new type of modular electric energy metering box is needed to solve such problems. SUMMARY

[0005] Therefore, the purpose of the present application is to provide a modular electric energy metering box to solve the above problems.

[0006] In order to achieve the above object, the technical scheme adopted by the present application is: a modularized electric energy metering box, comprising a power box, an electric meter box, an air inlet support plate and an air outlet support plate, the power box and the electric meter box are open on the left and right sides, two slide rods are slidably connected to the left and right sides of the power box and the electric meter box, one end of the slide rod is T-shaped, a spring is sleeved on the slide rod, one end of the spring is fixedly connected with one end of the T-shaped slide rod, and the other end of the spring is fixedly connected with the side wall of the corresponding power box and electric meter box, a heat dissipation mechanism is arranged at the opening part on the left and right sides of the power box and the electric meter box, the heat dissipation mechanism comprises a movable plate, the movable plate is fixedly connected with the slide rod at the back side, a heat dissipation opening is arranged in the middle of the movable plate, a plurality of adjusting plates are uniformly arranged in the heat dissipation opening, the adjusting plates are rotatably connected with the movable plate through a rotating shaft at the middle of the front and rear ends of each adjusting plate, two stop blocks are arranged on the upper edge of each adjusting plate, the stop blocks are fixed on the front and rear edges of the heat dissipation opening, and two push rods are arranged on the lower edge of each adjusting plate.

[0007] The power box is internally provided with a total incoming line switch, the electric meter box is internally provided with an outgoing line switch, the total incoming line switch is communicated with a straight-in type meter position through a wire, and the straight-in type meter position is communicated with the outgoing line switch through a wire.

[0008] The air inlet support plate comprises left-right symmetrical first support plates, two first horizontal rods are arranged between the two first support plates in a front-rear symmetrical manner, the two ends of the first horizontal rod are fixedly connected with the first support plates, and the first horizontal rod is provided with a first clamping groove on the upper side.

[0009] The air outlet support plate comprises left-right symmetrical second support plates, two second horizontal rods are arranged between the two second support plates in a front-rear symmetrical manner, the two ends of the second horizontal rod are fixedly connected with the second support plates, and the second horizontal rod is provided with a second clamping groove on the upper side, a rain shield in an inverted V-shaped structure is arranged above the air outlet support plate, a vertical rod is fixedly connected to the lower side of the rain shield, and the lower end of the vertical rod is fixedly connected with the second horizontal rod.

[0010] Preferably, heat-conducting sheets are fixedly arranged in the power box and the electric meter box, the left and right edges of the heat-conducting sheets are in T-shaped structure, and the left two sides of the heat-conducting sheets pass through the two sides of the box body near the lower end part of the corresponding power box and electric meter box.

[0011] Preferably, heat insulation plates are fixedly arranged on the left and right sides of the power box and the electric meter box near the upper end part.

[0012] Preferably, a return spring is arranged at the rotating connection part between the adjusting plate and the movable plate.

[0013] The beneficial effects of the present application are: the lower end of the power box and the electric meter box is clamped through the air inlet support plate, the upper end of the power box and the electric meter box is clamped through the air outlet support plate, modular installation is realized, the volume of the metering box is reduced, and the meter position is avoided to be empty; the chimney effect is utilized, the external air enters from the air inlet support plate and is discharged from the air outlet support plate, the power box and the electric meter box are cooled, and the outermost movable plate is tightly attached to the side of the electric meter box under the action of the spring, under the pushing action of the push rod, the adjusting plate rotates, the heat dissipation opening of the movable plate is opened, the heat in the electric meter box is discharged through the inclined lower side of the movable plate under the action of the air flow, the electric energy metering box is modularized, and the cooling efficiency is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the main structure diagram of the present application;

[0015] Fig. 2 It is the air inlet support plate structure diagram of the present application;

[0016] Fig. 3 It is the air outlet support plate structure diagram of the present application.

[0017] Marked numbers in the figure: 1 power box; 2 electric meter box; 3 movable plate; 301 heat dissipation opening; 4 adjusting plate; 5 stop block; 6 push rod; 7 slide rod; 8 spring; 9 total incoming line switch; 10 straight insertion type meter position; 11 outgoing line switch; 12 air inlet support plate; 1201 first support plate; 1202 first horizontal rod; 1203 first clamping groove; 13 air outlet support plate; 1301 second support plate; 1302 second horizontal rod; 1303 third clamping groove; 14 rain shield; 1401 vertical rod; 15 heat conduction sheet; 16 heat insulation plate. DETAILED DESCRIPTION

[0018] The present application will be further described in detail in combination with the drawings and specific embodiments:

[0019] As Figs. 1-3As shown, a kind of modular electric energy metering box includes power box 1, electric meter box 2, air inlet support plate 12 and exhaust support plate 13, the power box 1 and electric meter box 2 left and right sides are opened, and the power box 1 and electric meter box 2 left and right sides are slidably connected with two slide rods 7, one end of slide rod 7 is T-shaped, and spring 8 is sleeved on slide rod 7, and one end of spring 8 is fixedly connected with the one end of the T-shaped slide rod 7, and the other end of spring 8 is fixedly connected with the side wall of corresponding power box 1 and electric meter box 2, and the left and right side opening parts of power box 1 and electric meter box 2 are provided with heat dissipation mechanism, the heat dissipation mechanism includes movable plate 3, the back side of movable plate 3 is fixedly connected with slide rod 7, and the middle part of movable plate 3 is provided with heat dissipation opening 301, a plurality of adjusting plates 4 are evenly arranged in heat dissipation opening 301, the middle part of the front and rear ends of adjusting plate 4 is rotatably connected with movable plate 3 by rotating shaft, the upper edge of each adjusting plate 4 is provided with two stoppers 5 correspondingly, the stoppers 5 are fixed on the front and rear edges of heat dissipation opening 301, and the position of adjusting plate 4 is limited by stopper 5, and the lower edge of each adjusting plate 4 is provided with two push rods 6 correspondingly, and the push rods 6 are fixed on the left and right side opening edges of corresponding power box 1 and electric meter box 2.

[0020] In the embodiment, the inside of the power box 1 is provided with a total incoming line switch 9, the inside of the electric meter box 2 is provided with an outgoing line switch 11, the total incoming line switch 9 is communicated with the straight-in type meter position 10 through wires, and the straight-in type meter position 10 is communicated with the outgoing line switch 11 through wires.

[0021] In the embodiment, the air inlet support plate 12 is composed of left-right symmetrical first support plates 1201, two first horizontal rods 1202 are arranged between the two first support plates 1201 in front and back symmetry, the two ends of the first horizontal rod 1202 are fixedly connected with the first support plate 1201 respectively, and the upper side of the first horizontal rod 1202 is provided with a first clamping groove 1203.

[0022] In the embodiment, the exhaust support plate 13 is composed of left-right symmetrical second support plates 1301, two second horizontal rods 1302 are arranged between the two second support plates 1301 in front and back symmetry, the two ends of the second horizontal rod 1302 are fixedly connected with the second support plate 1301 respectively, and the upper side of the second horizontal rod 1302 is provided with a second clamping groove 1303, the rain shield 14 of inverted V-shaped structure is arranged above the exhaust support plate 13, the vertical rod 1401 is fixed on the lower side of the rain shield 14, and the lower end of the vertical rod 1401 is fixedly connected with the second horizontal rod 1302.

[0023] In the embodiment, the inside of the power box 1 and the electric meter box 2 is fixedly provided with a heat-conducting sheet 15, the left and right edges of the heat-conducting sheet 15 are T-shaped structure, and the left two sides of the heat-conducting sheet 15 pass out from the two sides of the box body of corresponding power box 1 and electric meter box 2 close to the lower end part, so as to facilitate heat dissipation.

[0024] In the embodiment, the left and right sides of the power box 1 and the electric meter box 2 close to the upper end part are fixedly provided with heat insulation plates 16. In the embodiment, the left and right sides of the power box 1 and the electric meter box 2 close to the upper end part are fixedly provided with heat insulation plates 16.

[0025] In the embodiment, the adjusting plate 4 is provided with a return spring at the rotating connection position with the movable plate 3, and the upper end of the adjusting plate 4 is tightly attached to the stop block 5 by the elastic force of the return spring.

[0026] The working principle of the application is as follows: the application comprises a power supply box 1 and a meter box 2, wherein the power supply box 1 is one, the meter box 2 is selected according to the requirement, the lower end of the power supply box 1 and the meter box 2 is clamped by the air inlet support plate 12, the lower end of the movable plate 3 between the power supply box 1 and the meter box 2 is clamped in the first clamping groove 1201, the upper end of the power supply box 1 and the meter box 2 is clamped by the air outlet support plate 13, the upper end of the movable plate 3 between the power supply box 1 and the meter box 2 is clamped in the second clamping groove 1301, and the lower end of the adjacent meter box 2 and the meter box 2 is also clamped by the air inlet support plate 12, the lower end of the adjacent meter box 2 and the meter box 2 is clamped in the first clamping groove 1201, the upper end of the adjacent meter box 2 and the meter box 2 is clamped by the air outlet support plate 13, the upper end of the movable plate 3 between the adjacent meter box 2 and the meter box 2 is clamped in the second clamping groove 1301, and the like, the air inlet support plate 12 and the air outlet support plate 13 are used to realize modular installation, the meter box 2 is increased when the requirement is high, and the meter box 2 is reduced when the requirement is low, each meter box 2 is an independent box, the limitation of the volume of the meter box is reduced, and under the action of the first clamping groove 1203 and the second clamping groove 1303, the adjacent movable plates 3 are tightly attached together, under the action of the return spring, the upper end of the adjusting plate 4 on the movable plate 3 is tightly attached to the stop block 5, the heat dissipation opening in the middle of the movable plate 3 is blocked, the air between the power supply box 1 and the meter box 2, the adjacent meter box 2 is prevented from flowing, the heat dissipation is affected, at the same time, since the heat conduction sheet 15 is heated by the heat in the power supply box 1 and the meter box 2, the heat is insulated by the heat insulation plate 16, the temperature of the lower part located at the air inlet support plate 12 part is higher than the temperature of the upper part located at the air outlet support plate 13 part, the chimney effect is formed, the outside air enters from the air inlet support plate 12 and is discharged from the air outlet support plate 13, the power supply box 1 and the meter box 2 are heat dissipated, under the action of the spring 8, the movable plate 3 located at the outermost side is tightly attached to the side of the meter box 2, under the pushing action of the push rod 6, the adjusting plate 4 rotates, the heat dissipation opening of the movable plate 3 is opened, and the heat in the meter box 2 is conveniently discharged through the inclined lower part of the movable plate 3 under the action of the air flow.

[0027] The above description is only the preferred embodiment of the application, and is not used to limit the application, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the application should be included in the protection scope of the application.

Claims

1. A modular electric energy metering box, comprising a power supply box, an electric meter box, an air inlet support plate and an air outlet support plate, characterized in that: the power supply box and the electric meter box are open on both sides, and two sliding rods are slidingly connected to the left and right sides of the power supply box and the electric meter box, one end of the sliding rod is T-shaped, a spring is sleeved on the sliding rod, one end of the spring is fixedly connected with one end of the T-shaped sliding rod, the other end of the spring is fixedly connected with the side wall of the corresponding power supply box and electric meter box, a heat dissipation mechanism is arranged at the opening part of the left and right sides of the power supply box and the electric meter box, the heat dissipation mechanism comprises a movable plate, the movable plate is fixedly connected with the sliding rod, a heat dissipation opening is arranged in the middle of the movable plate, a plurality of adjusting plates are uniformly arranged in the heat dissipation opening, the front and rear ends of each adjusting plate are rotatably connected with the movable plate through a rotating shaft, two stop blocks are arranged on the upper edge of each adjusting plate, the stop blocks are fixed on the front and rear edges of the heat dissipation opening, and two push rods are arranged on the lower edge of each adjusting plate, the push rods are fixed on the left and right side opening edges of the corresponding power supply box and electric meter box; a main incoming line switch is arranged in the power supply box, an outgoing line switch is arranged in the electric meter box, the main incoming line switch is communicated with a direct insertion type meter position through a wire, and the direct insertion type meter position is communicated with the outgoing line switch through a wire; the air inlet support plate comprises left and right symmetrical first support plates, two first horizontal rods are arranged between the two first support plates in a front and rear symmetrical manner, the two ends of the first horizontal rod are fixedly connected with the first support plates, and a first clamping groove is arranged on the upper side of the first horizontal rod; the air outlet support plate comprises left and right symmetrical second support plates, two second horizontal rods are arranged between the two second support plates in a front and rear symmetrical manner, the two ends of the second horizontal rod are fixedly connected with the second support plates, a second clamping groove is arranged on the upper side of the second horizontal rod, a rain shield in an inverted V-shaped structure is arranged above the air outlet support plate, a vertical rod is fixedly arranged on the lower side of the rain shield, and the lower end of the vertical rod is fixedly connected with the second horizontal rod.

2. The modular electric energy metering box according to claim 1, characterized in that, heat conduction plates are fixedly arranged in the power supply box and the electric meter box, the left and right edges of the heat conduction plates are T-shaped structures, and the left two sides of the heat conduction plates pass through the two sides of the box body of the corresponding power supply box and electric meter box near the lower end parts.

3. The modular electric energy metering box according to claim 1, characterized in that, heat insulation plates are fixedly arranged on the left and right sides of the power supply box and the electric meter box near the upper end parts.

4. The modular electric energy metering box according to claim 1, characterized in that, a return spring is arranged at the rotating connection part of the adjusting plate and the movable plate.

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