CN209841936U

CN209841936U - Outdoor electric energy metering box

Info

Publication number: CN209841936U
Application number: CN201920293780.1U
Authority: CN
Inventors: 岳星佐; 武蕾; 徐鑫
Original assignee: Wuhan Institute of Shipbuilding Technology
Current assignee: Wuhan Institute of Shipbuilding Technology
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2019-12-24
Anticipated expiration: 2029-03-08

Abstract

The utility model provides an outdoor electric-energy metering box belongs to power equipment technical field. It has solved the problem that current electric-energy metering box's rain proofness ability and heat dispersion can't be compromise. This outdoor electric energy metering box that uses, including outer container and inner box, outer box includes two backup pads that control relative setting, is located the box of backup pad below and is located the roof of case above the backup pad, and the outer tip welded connection of two backup pads of the lower tip of roof, box lower extreme seal, upper end have the opening, the up end of box and the lower surface welded connection of tip in the backup pad, the inner box lie in between the relative both ends of two backup pads and the inner end of inner box and two backup pads is connected, has seted up ventilation hole one on the top surface of inner box, and ventilation hole two has all been seted up at the position that every backup pad lies in the box outside. This structure can enough guarantee stable heat dissipation and ventilation, has improved electric-energy metering box's waterproof performance again.

Description

Outdoor electric energy metering box

Technical Field

The utility model belongs to the technical field of power equipment, especially an outdoor electric-energy metering box.

Background

The electric-energy metering box is a device for measuring user power consumption, all is provided with the ventilation hole on the electric-energy metering box's on the market box, and this ventilation hole is used for the ventilation cooling of electric-energy meter during operation, if install electric-energy metering box in the open air, because open air operational environment changes more complicacy, especially under the condition of blowing the wind and raining, the rainwater will enter into the electric-energy metering box through the ventilation hole in, and then cause the damage to the equipment in the electric-energy metering box.

At present, in order to improve the rainproof performance of an outdoor electric energy metering box, the electric energy metering box is placed in an outer box body, so that the electric energy metering box is isolated and protected, and a rainproof effect is achieved, but the structural design of the existing outer box body and the existing electric energy metering box cannot meet the ventilation and heat dissipation requirements of the electric energy metering box; and the structural design of the outer box of part and electric-energy metering box can satisfy electric-energy metering box ventilation cooling's requirement, but rain-proof performance is relatively poor.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided an outdoor electric-energy metering box, the utility model aims to solve the technical problem that: improve the rain-proof performance of electric-energy metering box when how guarantee electric-energy metering box radiating ventilation effect.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides an outdoor electric energy metering box, includes outer container and inner box, its characterized in that, outer box includes two relative backup pads that set up about, is located the box of backup pad below and is located the roof of backup pad top, and the transversal V-arrangement of personally submitting of this roof is invertd, the outer tip welded connection of two backup pads of tip under the roof, the box lower extreme seals, the upper end has the opening, the up end of box and the lower surface welded connection of tip in the backup pad, the inner box is located between the relative both ends of two backup pads and the inner box is connected with the tip in two backup pads, ventilation hole one has been seted up on the top surface of inner box, and ventilation hole two has all been seted up to the position that every backup pad is located the box outside.

In the outdoor electric energy metering box, the bottom surface of the inner box is provided with a third ventilation hole, and the bottom surface of the outer box is provided with a fourth ventilation hole.

In foretell electric energy measurement case for outdoor use, ventilation hole five has all been seted up on the lateral wall on box left and right sides, ventilation hole six has all been seted up on the lateral wall on inner box left and right sides, ventilation hole six is located the box and with the setting of staggering about ventilation hole five, ventilation hole six is close to the upper end of box for ventilation hole five.

In foretell electric energy measuring box for outdoor use, the inner of backup pad has the thickening portion, the spout has been seted up towards on the terminal surface of inner box to the thickening portion, all have on the lateral wall on inner box left and right sides and stretch into sand grip and sand grip in the spout and can slide around in the spout.

In the outdoor electric energy metering box, the lower surface of the thickened part is provided with a threaded hole communicated with the sliding groove, and a bolt capable of locking the convex strip is screwed in the threaded hole.

Compared with the prior art, the utility model discloses an it is outdoor with electric-energy metering box has following advantage: during actual assembly, install the electric energy meter in the inner box, the heat that the electric energy meter working process produced gives out the back, the heat upwards flows, set up ventilation hole one back on the top surface of inner box, the heat flows to the roof through ventilation hole one in, then outwards gives out through ventilation hole two, the roof covers ventilation hole two, the rainwater of any direction all can not enter into the box through ventilation hole two, stable heat dissipation and ventilation can enough be guaranteed to this structure, electric energy metering box's waterproof performance has been improved again.

Drawings

Fig. 1 is a schematic sectional structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure, 1, an outer box; 11. a support plate; 11a and a second vent hole; 11b1, a chute; 11b12, threaded hole; 11b, a thickened portion; 12. a box body; 12a and a vent hole IV; 12b, a vent hole five; 13. a box top; 2. an inner box; 21. a first ventilation hole; 22. a vent hole III; 23. a sixth vent hole; 24. a convex strip; 3. and (4) bolts.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the outdoor electric energy metering box comprises an outer box 1 and an inner box 2, wherein the outer box 1 comprises two support plates 11 arranged oppositely left and right, a box body 12 positioned below the support plates 11 and a box top 13 positioned above the support plates 11, the cross section of the box top 13 is inverted V-shaped, the outer end parts of the two support plates 11 at the lower end part of the box top 13 are welded, the lower end of the box body 12 is closed, the upper end of the box body 12 is provided with an opening, the upper end surface of the box body 12 is welded with the lower surface of the inner end part of the support plates 11, the inner box 2 is positioned between the two opposite ends of the two support plates 11 and is connected with the inner end parts of the two support plates 11, the top surface of the inner box 2 is provided with a first ventilation hole 21, and the part. During actual assembly, install the electric energy meter in inner box 2, the heat that the electric energy meter working process produced gives out the back, the heat upwards flows, behind ventilation hole 21 has been seted up on the top surface of inner box 2, the heat flows to roof 13 in through ventilation hole 21, then outwards effluvium through ventilation hole two 11a, roof 13 covers ventilation hole two 11a, the rainwater of any direction all can not enter into box 12 through ventilation hole two 11a in, stable heat dissipation and ventilation can enough be guaranteed to this structure, electric energy metering box's waterproof performance has been improved again.

As shown in fig. 1, the bottom surface of the inner case 2 is provided with a third vent hole 22, and the bottom surface of the case body 12 is provided with a fourth vent hole 12 a. The vent hole four 12a, the vent hole three 22 and the vent hole one 21 are all located in the same vertical direction, wind blows in from the bottom of the box body 12 and sequentially passes through the vent hole four 12a, the vent hole three 22 and the vent hole one 21, and finally blows out from the vent hole two 11a, so that the heat dissipation of the electric energy meter is accelerated, and the ventilation smoothness of the outer box 1 and the inner box 2 is improved.

As shown in fig. 1, five ventilation holes 12b have been all opened on the lateral wall on the left and right sides of the box body 12, six ventilation holes 23 have been all opened on the lateral wall on the left and right sides of the inner box 2, the six ventilation holes 23 are located in the box body 12 and are staggered with the five ventilation holes, and the six ventilation holes 23 are close to the upper end of the box body 12 relative to the five ventilation holes 12 b. The heat in inner box 2 also can follow ventilation hole six 23 and distribute to box 12 to distribute to external environment from ventilation hole five 12b, in the use, the rainwater can enter into box 12 in through ventilation hole six 23, but ventilation hole six 23 staggers the back from top to bottom with ventilation hole five 12b, the rainwater can't enter into inner box 2, this structure can avoid the rainwater to enter into inner box 2 when improving heat dissipation ventilation performance again, and the rainwater that enters into box 12 outwards discharges through ventilation hole four 12 a.

As shown in fig. 1 and 2, the inner end of the support plate 11 has a thickened portion 11b, the end surface of the thickened portion 11b facing the inner box 2 is opened with a slide groove 11b1, the outer side walls of the left and right sides of the inner box 2 are provided with a convex strip 24 extending into the slide groove 11b1, and the convex strip 24 can slide back and forth in the slide groove 11b 1. This structure makes inner box 2 when the installation, earlier sand grip 24 aim at spout 11b1, then promotes inner box 2 and makes sand grip 24 slide to in the spout 11b1, inner box 2 simple to operate, thickening portion 11b plays the effect of holding up to inner box 2, makes inner box 2 be in unsettled state in outer container 1, when outer container 1 received the foreign object striking, inner box 2 can be intact, plays the effect of protection inner box 2.

As shown in fig. 2, a threaded hole 11b12 communicating with the sliding groove 11b1 is formed in the lower surface of the thickened portion 11b, and a bolt 3 capable of locking the convex strip 24 is screwed into the threaded hole 11b 12. With this structure, when the rib 24 slides into the slide groove 11b1, the bolt 3 is tightened so that the end of the bolt 3 abuts against the rib 24, thereby positioning the inner box 2 and preventing the inner box 2 from sliding.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An outdoor electric energy metering box comprises an outer box (1) and an inner box (2), it is characterized in that the outer box (1) body comprises two support plates (11) which are oppositely arranged at the left and the right, a box body (12) which is positioned below the support plates (11) and a box top (13) which is positioned above the support plates (11), the cross section of the box top (13) is inverted V-shaped, the outer end parts of two supporting plates (11) at the lower end part of the box top (13) are welded and connected, the lower end of the box body (12) is closed, the upper end of the box body (12) is provided with an opening, the upper end surface of the box body (12) is welded and connected with the lower surface of the inner end part of the supporting plate (11), the inner box (2) is positioned between two opposite ends of the two supporting plates (11) and the inner box (2) is connected with the inner ends of the two supporting plates (11), a first ventilation hole (21) is formed in the top surface of the inner box (2), and a second ventilation hole (11a) is formed in the position, located on the outer side of the box body (12), of each supporting plate (11).

2. An outdoor electric energy metering box according to claim 1, characterized in that a ventilation hole three (22) is arranged on the bottom surface of the inner box (2), and a ventilation hole four (12a) is arranged on the bottom surface of the box body (12).

3. The outdoor electric energy metering box according to claim 1, wherein the outer side walls of the left side and the right side of the box body (12) are provided with a vent hole five (12b), the outer side walls of the left side and the right side of the inner box (2) are provided with a vent hole six (23), the vent hole six (23) is positioned in the box body (12) and is staggered with the vent hole five, and the vent hole six (23) is close to the upper end of the box body (12) relative to the vent hole five (12 b).

4. An outdoor electric energy metering box according to claim 1, wherein the inner end of the supporting plate (11) is provided with a thickened portion (11b), the end surface of the thickened portion (11b) facing the inner box (2) is provided with a sliding groove (11b1), the outer side walls of the left and right sides of the inner box (2) are provided with a convex strip (24) extending into the sliding groove (11b1), and the convex strip (24) can slide back and forth in the sliding groove (11b 1).

5. An outdoor electric energy metering box according to claim 4, wherein the lower surface of the thickened portion (11b) is provided with a threaded hole (11b12) communicated with the sliding groove (11b1), and the threaded hole (11b12) is internally screwed with a bolt (3) capable of locking the convex strip (24).