CN216903547U - Terminal box of metering box - Google Patents

Abstract

The utility model relates to a junction box of a metering box, which comprises a box body and a transparent cover body covered on the box body, wherein a wiring groove is arranged in the box body, a wiring cavity is formed by the space between the wiring groove and the transparent cover body, a wiring bolt is arranged in the box body, the top of the box body is provided with a wire inlet, a waterproof partition plate matched with the wire inlet is arranged outside the wire inlet, a waterproof sponge cushion is arranged on the inner side of the wire inlet, a wire outlet hole corresponding to the wiring bolt is arranged at the bottom of the box body, and an insulating sealing ring is arranged on the wire outlet hole. According to the utility model, the waterproof partition plate is arranged between the wire inlets at the top of the box body, so that rainwater is effectively prevented from dripping along the wire inlet sleeve and accumulating at the top of the box body, or rainwater is prevented from directly dripping at the top of the box body, and the phenomenon that accumulated water spreads between two wire inlet columns to cause interphase short circuit is avoided; the waterproof sponge is arranged on the inner side of the wire inlet to prevent the cable from being scratched and prevent water.

Description

Terminal box of metering box

Technical Field

The utility model relates to a junction box of a metering box.

Background

In recent years, with the development of urbanization, low-voltage distribution metering wiring devices are more and more widely used. At present, electric energy meters, metering acquisition terminal equipment and transformers are mainly installed in a mode of connecting by virtue of a traditional metering box junction box.

However, the problem of short circuit of the junction box of the metering box occurs due to the change of indoor and outdoor environments, so that great potential safety hazards are brought to operation and maintenance, and the operation cost is increased. The short circuit problem is the main cause of the burnout of the junction box of the metering box. The compression screws of the wiring terminals are not in tight compression joint with the power lines, the terminal box is burnt under the influence of larger current, and the problem is solved by the mode of modular insertion and elastic screws by existing researchers. However, in areas with abundant precipitation, the problem of short circuit caused by rain leakage is also an important factor causing the terminal box to be burnt out. The general junction box cannot prevent the infiltration of water or other liquids because of poor sealing effect, which may result in the reduction of insulation performance. The problem of short-circuiting is particularly serious in metering devices that are located outdoors.

In the prior art, the top of the junction box is provided with the inlet, rainwater easily drips along the inlet sleeve and is stored at the top of the junction box, or rainwater directly drips at the top of the junction box, so that accumulated water spreads between two inlet posts to cause an interphase short circuit

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a junction box of a metering box, and the problem of interphase short circuit of the junction box caused by water accumulated at the top of the junction box is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model provides a batch meter terminal box, includes the box body to and the transparent cover body of lid on the box body is established, be equipped with the wiring groove in the box body, space between wiring groove and the transparent cover body constitutes the wiring chamber, be equipped with the wiring bolt in the box body, the box body top is equipped with the inlet wire, the inlet wire outside is equipped with the waterproof baffle with the inlet wire adaptation, the inlet wire inboard is equipped with waterproof foam-rubber cushion, the box body bottom is equipped with the wire hole that corresponds with the wiring bolt, be equipped with insulating seal circle on the wire hole.

Preferably, the wire inlet is a concave opening, the waterproof partition board is a concave waterproof partition board matched with the wire inlet, and the waterproof partition board is made of an acrylic material.

Preferably, the back of the box body is provided with a waterproof backing plate, and the waterproof backing plate is fixed on the back of the box body through waterproof glue.

Preferably, the waterproof backing plate includes first waterproof backing plate and the waterproof backing plate of second of separation setting, first waterproof backing plate is fixed in the left side at the box body back, the waterproof backing plate of second is fixed in the right side at the box body back.

Preferably, the bottom of the box body is provided with at least one drainage channel communicated with the wiring groove.

Preferably, the two ends of the box body and the two ends of the transparent cover body are respectively and correspondingly provided with a first binding face and a second binding face, and the first binding face and the second binding face are fixed through screws.

Preferably, a plurality of elastic bumps are arranged on the edges of the two sides of the transparent cover body.

Preferably, a plurality of positioning bulges and positioning clamping grooves are arranged in the transparent cover body.

Preferably, a lead sealing lock is arranged between the box body and the transparent cover body.

Preferably, the wiring bolt is provided with a cross-shaped composite groove.

In conclusion, the utility model has the advantages that:

1. the top of the box body is provided with a wire inlet for the terminal box to be connected with the metering box without obstacles under the condition of cable access, so that the assembly and disassembly work of the metering device in a charged state is realized, and the power failure problem caused by the damage and the replacement of the metering box is avoided. The special transparent cover body is convenient for observing the internal condition of the box body at any time, plays a role in water prevention and protection for the internal part of the box body, can be disassembled, is convenient for the internal maintenance of the box body, or is convenient for replacement when the transparent cover body is damaged, and is arranged in an arc shape, so that accumulated water and rainwater can flow out along the arc-shaped surface even if the transparent cover body is impacted by heavy rain; the waterproof partition plate is arranged between the wire inlet openings at the top of the box body, so that rainwater is effectively prevented from dripping along the wire inlet sleeve and accumulating at the top of the box body, or rainwater is prevented from directly dripping at the top of the box body, or dew is prevented from being formed on the inner wall of the box body due to dampness in the box body, the dew falls along the inner wall of the box body and is slowly accumulated at the top end of the box body of the junction box of the metering box, and the phenomenon that the accumulated water spreads to the space between two wire inlet columns to cause interphase short circuit is avoided; the waterproof sponge cushion is arranged on the inner side of the wire inlet, the insulating sealing ring is arranged on the wire outlet, and the waterproof sponge cushion and the insulating sealing ring play roles in preventing the cable from being scratched and preventing water;

2. the waterproof cushion plate is arranged at the back of the box body, so that the inner wall or the wall body of the household box is prevented from being wet, water vapor permeates into the box body from the back along the inner wall or the wall body of the household box to cause internal interphase short circuit, the waterproof cushion plate adopts two sections of separated cushion blocks, water accumulation is not easy to form, the two cushion blocks are placed at the two ends of the back of the junction box, the fixing is convenient, the installation is firm, and the internal interphase short circuit caused by water seepage at the back of the box body is effectively prevented;

3. the bottom of the box body is provided with a drainage channel communicated with the wiring groove, and when rainwater permeates into the box body or is collected due to the moisture condensation of the box body, accumulated water in the box body can be drained through the drainage channel and is discharged outwards.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the back of the case of the present invention;

FIG. 3 is a bottom view of the case of the present invention;

fig. 4 is a partially enlarged schematic view of a in fig. 1.

Reference numerals:

1. a box body; 2. a transparent cover body; 3. a wiring slot; 4. a wiring bolt; 41. a cross-shaped composite groove; 5. a wire inlet; 6. a waterproof partition plate; 7. a wire outlet hole; 8. a drainage channel; 9. a waterproof backing plate; 91. a first waterproof backing plate; 92. a second waterproof backing plate; 10. a first binding surface; 11. a second binding surface; 12. an elastic bump; 13. positioning the projection; 14. positioning the clamping groove; 15. lead sealing; 16. a waterproof sponge cushion; 17. and (5) insulating a sealing ring.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the present invention will be further described with reference to the accompanying drawings and specific examples. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used merely to indicate an orientation or positional relationship relative to one another as illustrated in the drawings, merely to facilitate describing and simplifying the utility model, and are not intended to indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be considered limiting of the utility model.

The utility model provides a batch meter terminal box, as shown in fig. 1-4, includes box body 1 to and cover transparent cover 2 of establishing on box body 1, be equipped with wiring groove 3 in the box body 1, the space between wiring groove 3 and the transparent cover 2 constitutes the wiring chamber, be equipped with wiring bolt 4 in the box body 1, box body 1 top is equipped with inlet 5, be equipped with on the inlet 5 with the waterproof partition 6 of inlet 5 adaptation, inlet 5 inboard is equipped with waterproof foam-rubber cushion 16, box body 1 bottom is equipped with the wire hole 7 that corresponds with wiring bolt 4, be equipped with insulating seal 17 on the wire hole 7.

The top of the box body 1 is provided with the wire inlet 5, so that the junction box can freely enter and exit the metering box under the condition of connecting a cable, the assembly and disassembly work of the metering device in a charged state is realized, and the power failure problem caused by damage and replacement of the metering box is avoided. Specially-made transparent cover body 2 is convenient for observing the internal condition of box body 1 at any time, plays waterproof and protective action to the internal part of box body 1 again, and transparent cover body 2 can be dismantled, and the internal part of box body 1 of being convenient for is overhauld, perhaps is convenient for change when transparent cover body 2 damages, and transparent cover body 2 arc sets up, even heavy rain strikes, ponding, rainwater also can flow along the arcwall face. Set up waterproof baffle 6 between 1 top inlet wire of box body 5, prevent effectively that the rainwater from dripping and store up at 1 top of box body along the inlet wire sleeve, or prevent that the rainwater from directly dripping at 1 top of box body, or prevent that collection incasement dampness from leading to the indoor wall of a house to form the dew, the dew falls down along the indoor wall of a house, avoid ponding to stretch to lead to the fact alternate short circuit between two inlet wire posts.

In order to prevent the water accumulated at the top of the box body 1 from causing two-phase short circuit, the wire inlet 5 is a concave opening, and the waterproof partition plate 6 is a concave waterproof partition plate 6 matched with the wire inlet 5. Waterproof baffle 6 arranges along going on mouthful, prevents effectively that ponding and rainwater from getting into inlet 5, waterproof baffle 6 adopts the ya keli material to make. On the one hand, have better water proof effect, on the other hand, concave type notch area of contact is big more firm, and waterproof performance is good, long service life, therefore effectively separates the short circuit that prevents with alternate.

In order to prevent the infiltration of 1 back of box body, lead to inside alternate short circuit, set up waterproof backing plate 9 at 1 back of box body, waterproof backing plate 9 is fixed in 1 back of box body through the waterproof glue. Waterproof backing plate 9 is including the first waterproof backing plate 91 and the second waterproof backing plate 92 of separation setting, first waterproof backing plate 91 is fixed in the left side at the 1 back of box body, second waterproof backing plate 92 is fixed in the right side at the 1 back of box body. Avoid collection household incasement wall or wall body humidity, inside steam permeates box body 1 from the back along collection household incasement wall or wall body, cause inside alternate short circuit, waterproof backing plate 9 does not adopt whole type cushion, because paste tightly with collection household incasement wall, it is impassable, water is easily piled up at the cushion top, it is not obvious to lead to waterproof effect, but adopt two sections disconnect-type cushions, be difficult for forming ponding like this, place two cushions at terminal box back both ends, be convenient for fixed, the installation is firm, effectively prevent that 1 back infiltration of box body from arousing inside alternate short circuit.

In order to facilitate the drainage of accumulated water in the box body, at least one drainage channel 8 communicated with the wiring groove 3 is arranged at the bottom of the box body 1. When rainwater permeates into the box body 1 or is gathered due to the moisture condensation of the box body 1, accumulated water in the box body 1 can be drained through the drainage channel 8 and is discharged outwards.

In order to improve the stability that transparent lid 2 and box body 1 are connected, the both ends of box body 1 and transparent lid 2 correspond respectively and are equipped with first binding face 10 and second binding face 11, first binding face 10 passes through the fix with screw with second binding face 11. Make box body 1 inseparabler with the laminating of transparent lid 2, transparent lid 2 is difficult to drop from box body 1, and passes through the fix with screw, and the lid that firmly plays the guard action to box body 1 inside on box body 1.

In order to further improve the stability of the connection between the transparent cover 2 and the case 1, a plurality of elastic bumps 12 are disposed on the two side edges of the transparent cover 2. A plurality of positioning protrusions 13 and positioning clamping grooves 14 are arranged in the transparent cover body 2. When the wiring bolt 4 is not loosened or not screwed in place, when the positioning protrusions 13 and the positioning clamping grooves 14 on the transparent cover body 2 are not clamped well correspondingly, the transparent cover body 2 cannot be covered, and an operator is reminded that the wiring bolt 4 is loosened or not screwed down or all parts of the transparent cover body 2 are aligned well.

In order to play a role of theft prevention, a lead sealing lock 15 is arranged between the box body 1 and the transparent cover body 2. Preventing a lawbreaker from doing small movements in the case 1.

For the convenience of wiring, the wiring bolt 4 is provided with a cross-shaped composite groove 41. The straight screwdriver can be used for operating and screwing the wiring, the cross screwdriver can be used for operating and screwing the wiring, and the operation is simple and the use is convenient.

Other embodiments of the present invention than the preferred embodiments described above will be apparent to those skilled in the art from the present invention, and various changes and modifications can be made therein without departing from the spirit of the present invention as defined in the appended claims.

Claims (10)

1. The utility model provides a batch meter terminal box which characterized in that: the novel wire connecting box comprises a box body and a transparent cover body covering the box body, wherein a wiring groove is formed in the box body, a wiring cavity is formed in the space between the wiring groove and the transparent cover body, a wiring bolt is arranged in the box body, a wire inlet is formed in the top of the box body, a waterproof partition board matched with the wire inlet is arranged outside the wire inlet, a waterproof sponge mat is arranged on the inner side of the wire inlet, a wire outlet hole corresponding to the wiring bolt is formed in the bottom of the box body, and an insulating sealing ring is arranged on the wire outlet hole.

2. A batch tank terminal block according to claim 1, wherein: the wire inlet is a concave opening, the waterproof partition board is a concave waterproof partition board matched with the wire inlet, and the waterproof partition board is made of an acrylic material.

3. A batch tank terminal block according to claim 1, wherein: the box body back is equipped with waterproof backing plate, waterproof backing plate is fixed in the box body back through waterproof glue.

4. A batch tank terminal block according to claim 3, wherein: waterproof backing plate is including the first waterproof backing plate and the waterproof backing plate of second of separation setting, first waterproof backing plate is fixed in the left side at the box body back, the waterproof backing plate of second is fixed in the right side at the box body back.

5. A batch tank terminal box according to claim 1, characterised in that: the bottom of the box body is provided with at least one drainage channel communicated with the wiring groove.

6. A batch tank terminal block according to claim 1, wherein: the two ends of the box body and the transparent cover body are respectively and correspondingly provided with a first binding face and a second binding face, and the first binding face and the second binding face are fixed through screws.

7. A batch tank terminal block according to claim 1, wherein: and a plurality of elastic lugs are arranged on the edges of the two sides of the transparent cover body.

8. A batch tank terminal block according to claim 7, wherein: a plurality of positioning bulges and positioning clamping grooves are arranged in the transparent cover body.

9. A batch tank terminal block according to any one of claims 1 to 8, wherein: and a lead sealing lock is arranged between the box body and the transparent cover body.

10. A batch tank terminal block according to claim 9, wherein: and the wiring bolt is provided with a cross composite groove.

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