CN106338631A - Protection device for metering box of electric energy meter - Google Patents

Abstract

The invention discloses a protection device for a metering box of an electric energy meter, which comprises a protective cover. The protective cover has a cuboid structure. The protective cover includes a protective top plate, a protective bottom plate, a protective panel and two protective side panels. Both sides of the protective panel are equipped with protective Side panels, a protective top plate is installed above the protective panel, and a protective bottom plate is installed below the protective panel. Mounting holes are provided at both ends above the protective bottom plate, and protective mesh covers are installed in the installation holes. The protective mesh cover includes a metal mesh layer And the nylon mesh layer, the metal mesh layer is located on the outside of the nylon mesh layer, there are evenly arranged rectangular grooves along the length direction of the protective panel between the two protective mesh covers, and one end of the first baffle is respectively installed in the rectangular grooves and one end of the second baffle plate, the end of the first baffle plate away from the rectangular groove and the end of the second baffle plate away from the rectangular groove are all provided with fans. The scope of use is greatly improved, the use safety of electrical equipment is effectively protected, and the operation is very convenient.

Description

A protection device for metering box of electric energy meter

technical field

The invention relates to the technical field of designing protection for a metering box of an electric energy meter, in particular to a protective device for the metering box of an electric energy meter.

Background technique

The energy meter metering box is the whole of measuring instruments and auxiliary equipment necessary for measuring electric energy, including electric energy meters, voltage for metering, current transformers and their secondary circuits, electric energy metering screens, cabinets, boxes, etc.

In practical applications, if the metering box of the electric energy meter is placed directly in the natural environment, the circuit will often be damaged due to the entry of mosquitoes. It is easy to be corroded and cause safety accidents such as short circuit. Sometimes the staff directly cover it with a protective cover, but the size is often unreasonable. If it is too large, it will easily occupy the space. If it is too small, the metering box for the electric energy meter cannot be placed. Therefore, a new type of metering box for the electric energy meter is needed to solve these problems. .

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a protective device for the metering box of the electric energy meter.

In order to achieve the above object, the present invention adopts the following technical solutions:

A protection device for a metering box of an electric energy meter, comprising a protective cover, the protective cover is a cuboid structure, the protective cover includes a protective top plate, a protective bottom plate, a protective panel and two protective side panels, and protective panels are installed on both sides of the protective panel. Side panels, a protective top plate is installed above the protective panel, and a protective bottom plate is installed below the protective panel. Both ends above the protective bottom plate are provided with mounting holes, and protective mesh covers are provided in the mounting holes. The mesh cover includes a metal mesh layer and a nylon mesh layer. The metal mesh layer is located on the outside of the nylon mesh layer. There are evenly arranged rectangular grooves along the length direction of the protective panel between the two protective mesh covers. The rectangular grooves One end of the first baffle and one end of the second baffle are respectively installed inside, the end of the first baffle far away from the rectangular groove and the end of the second baffle far away from the rectangular groove are equipped with fans, the first baffle The bottom position of the side side close to the second baffle plate is provided with a bearing boss, the bearing boss is a cuboid structure, the bearing boss is located above the protective bottom plate, the protective side plate is far away from the end of the protective panel, and the protective top plate Lugs are installed at the end far away from the protective panel, and through holes are provided on the sides of the lugs, grounding bolts are installed at the bottom of the sides where the two protective side panels are close to each other, and grounding bolts are installed at the top of the side of the protective panel away from the protective side panels. There is a see-through window, on which transparent glass is installed, one end of the see-through window cover plate is hinged to the top of the see-through window, and a mechanical lock is installed at the other end of the see-through window cover plate.

Preferably, the protective top plate, protective bottom plate, protective panel and two protective side plates are all made of thin steel plates.

Preferably, the protective panel and the protective bottom plate, the protective panel and the protective top plate, the protective panel and the protective side plate are all fixed by welding.

Preferably, the thickness dimension of the first baffle plate and the thickness dimension of the second baffle plate are equal to the width dimension of the rectangular groove.

Preferably, the first baffle is perpendicular to the protective bottom plate, and the second baffle is perpendicular to the protective bottom plate.

Preferably, a ground wire is wound around the ground bolt, and the ground wire is connected to the ground.

Preferably, the see-through window is a rectangular strip structure.

Preferably, the protective cover is connected to the wall by screws, and the screws pass through the through holes on the lugs and are fixedly connected to the wall.

Preferably, a shock-absorbing pad is installed on the side of the bearing boss away from the protective bottom plate, and the shock-absorbing pad is a rubber pad.

Preferably, the airflow direction of the fan on the first baffle is the same as that of the fan on the second baffle, the first baffle and the fan on the first baffle are fixedly installed, and the second baffle is fixed to the fan on the second baffle The fan is fixedly installed.

Compared with prior art, the beneficial effect of the present invention is:

In the present invention, by setting the rectangular groove, the first baffle and the second baffle, the distance between the first baffle and the second baffle can be easily adjusted. The box can achieve the purpose of installation, which greatly improves the scope of use; by setting a protective net cover and a fan, the internal gas circulation can be realized, and at the same time, it can effectively prevent mosquitoes from entering the interior, damaging electrical equipment, and electrical equipment due to internal moisture. Corrosion and short circuit phenomenon; by setting mechanical lock, perspective window and perspective window cover, the parameters of the internal electric meter can be observed without removing the protective cover, which is very convenient to use.

Description of drawings

Fig. 1 is the internal schematic diagram of a kind of watt-hour meter measuring box protective device that the present invention proposes;

Fig. 2 is a schematic diagram of the front end of a protection device for the metering box of an electric energy meter proposed by the present invention.

In the figure: 1 first baffle plate, 2 bearing boss, 3 protective panel, 4 rectangular groove, 5 protective bottom plate, 6 protective net cover, 7 grounding bolt, 8 lug, 9 second baffle plate, 10 protective side plate , 11 protective top plate, 12 perspective window, 13 fan, 14 mechanical lock, 15 perspective window cover.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Fig. 1-2, a protective device for the metering box of an electric energy meter includes a protective cover, the protective cover is a cuboid structure, and the protective cover includes a protective top plate 11, a protective bottom plate 5, a protective panel 3 and two protective side panels 10, and a protective panel 3 Protective side plates 10 are installed on both sides of the protective panel 3, a protective top plate 11 is installed above the protective panel 3, and a protective bottom plate 5 is installed below the protective panel 3. Mounting holes are provided at both ends of the protective bottom plate 5. A protective mesh cover 6 is provided, and the protective mesh cover 6 includes a metal mesh layer and a nylon mesh layer, and the metal mesh layer is positioned at the outside of the nylon mesh layer. Between the two protective mesh covers 6, there are evenly arranged bars along the length direction of the protective panel 3 Rectangular groove 4, one end of the first baffle plate 1 and one end of the second baffle plate 9 are respectively installed in the rectangular groove 4, the end of the first baffle plate 1 away from the rectangular groove 4 and the second baffle plate 9 away from the rectangular concave One end of the slot 4 is provided with a blower fan 13, and the bottom position of the side of the first baffle plate 1 and the second baffle plate 9 is provided with a bearing boss 2, the bearing boss 2 is a cuboid structure, and the bearing boss 2 is located at the protective Above the bottom plate 5, the end of the protective side plate 10 away from the protective panel 3 and the end of the protective top plate 11 away from the protective panel 3 are all equipped with lugs 8, and the sides of the lugs 8 are provided with through holes, and the two protective side plates 10 are connected to each other. Grounding bolts 7 are installed at the bottom of the near side, and a perspective window 12 is provided on the top of the side of the protective panel 3 away from the protective side plate 10. Transparent glass is installed on the perspective window 12, and the top of the perspective window 12 is hinged with a perspective window cover plate 15 One end of the perspective window cover plate 15 is equipped with a mechanical lock 14, the protective top plate 11, the protective bottom plate 5, the protective panel 3 and the two protective side panels 10 are all made of thin steel plates, the protective panel 3 and the protective bottom plate 5, The protective panel 3 and the protective top plate 11, the protective panel 3 and the protective side plate 10 are all connected and fixed by welding, and the thickness dimension of the first baffle plate 1 and the thickness dimension of the second baffle plate 9 are equal to the width dimension of the rectangular groove 4 , the first baffle plate 1 is perpendicular to the protective base plate 5, the second baffle plate 9 is perpendicular to the protective base plate 5, a grounding wire is wound on the grounding bolt 7, and the grounding wire is connected to the earth, the perspective window 12 is a rectangular strip structure, and the protective cover It is connected with the wall by screws, and the screws pass through the through holes on the lugs 8 and are fixedly connected with the wall. A shock-absorbing pad is installed on the side of the bearing boss 2 away from the protective bottom plate 5, and the shock-absorbing pad is a rubber pad. The airflow direction of the fan 13 on the first baffle plate 1 is the same as that of the fan 13 on the second baffle plate 9, the first baffle plate 1 is fixedly installed with the fan 13 on the first baffle plate 1, and the second baffle plate 9 is connected to the second baffle plate 9. Fan 13 on the plate 9 is fixedly installed.

working principle

When in use, adjust the distance between the first baffle plate 1 and the second baffle plate 9 according to the size of the meter box of the electric energy meter, and insert the first baffle plate 1 and the second baffle plate 9 into the rectangular groove 4, and insert the electric energy meter The metering box is placed on the bearing boss 2 of the first baffle plate 1 and the second baffle plate 9, and screws are passed through the through holes on the lugs 8, and the protective cover is fixed on the wall; 7 and be connected with the earth; after using for a period of time, according to the environment inside the protective cover, the blower fan 13 can be turned on, so that the gas circulation inside the protective cover can take away the moisture inside the protective cover to avoid internal moisture and corruption; When the data of the electric meter inside needs to be observed, the mechanical lock 14 can be opened and observed through the see-through window 12 .

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. a kind of box of electric energy meter preventer, including protective cover it is characterised in that described protective cover is in rectangular structure, Protective cover includes protecting top board (11), protection base plate (5), protection face board (3) and two protection side plate (10), described protection face board (3) both sides are mounted on protecting side plate (10), and the top of protection face board (3) is provided with protection top board (11), protection face board (3) Lower section protection base plate (5) is installed, the two ends above described protection base plate (5) are equipped with installing hole, and described installation in the hole is equal It is provided with protection net (6), described protection net (6) includes metal net layer and nylon mesh layer, and described metal net layer is located at nylon wire The outside of layer, between two protection nets (6), the length direction along protection face board (3) is provided with the rectangular recess (4) being evenly arranged, It is separately installed with one end of first baffle (1) and one end of second baffle (9), described first baffle in described rectangular recess (4) (1) one end and second baffle (9) away from rectangular recess (4) are equipped with blower fan (13) away from one end of rectangular recess (4), and first Baffle plate (1) and second baffle (9) side bottom position close to each other are equipped with carrying boss (2), and described carrying boss (2) is Rectangular structure, carries the top that boss (2) is located at protection base plate (5), described protection side plate (10) is away from protection face board (3) One end, protection top board (11) are mounted on lug (8) away from one end of protection face board (3), and the side of described lug (8) is provided with logical Hole, two protection side plate (10) side bottoms close to each other are provided with earth stud (7), and protection face board (3) is away from protection side The side top of plate (10) is provided with window (12), and described window (12) is provided with clear glass, the top of window (12) End is hinged with one end of perspective window cover (15), and the other end of described perspective window cover (15) is provided with mechanical lock (14).

2. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described protection top board (11), protection base plate (5), protection face board (3) and two protection side plate (10) are made by sheet metal.

3. a kind of box of electric energy meter preventer according to claim 1 or claim 2 is it is characterised in that institute State protection face board (3) and protection base plate (5), protection face board (3) and protection top board (11), protection face board (3) and protection side plate (10) all it is connected by being welded.

4. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described first baffle (1) Thickness and second baffle (9) thickness all equal with the width dimensions of rectangular recess (4).

5. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described first baffle (1) Vertical with protection base plate (5), second baffle (9) is vertical with protection base plate (5).

6. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described earth stud (7) On be wound with earth lead, and earth lead with the earth be connected.

7. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described window (12) is Rectangular slat structure.

8. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described protective cover and metope Be connected by screw, screw pass through lug (8) on through hole and be fixedly connected with metope.

9. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described carrying boss (2) Away from protection base plate (5) side cushion is installed, cushion be rubber blanket.

10. a kind of box of electric energy meter preventer according to claim 1 is it is characterised in that described first baffle (1) On blower fan (13) identical with the airflow direction of the blower fan (13) on second baffle (9), first baffle (1) and first baffle (1) On blower fan (13) fixed installation, blower fan (13) fixed installation on second baffle (9) and second baffle (9).