CN208861794U - A kind of anti-electricity-theft capping of combination transformer - Google Patents

Abstract

The utility model discloses a kind of anti-electricity-theft cappings of combination transformer, including the insulation box body being fixed on transformer casing, the box body has bottom wall, bottom wall is equipped with and wears the installing port for connecing installation for combination transformer secondary connection column, the outer wall of the installing port inner wall fitting binding post, the line outlet for binding post secondary outgoing line is additionally provided on box body, box body open-mouth seals the cover board for being covered with transparent insulation, box body is equipped with lower envelope column, cover board is equipped with upper envelope, the cover plate lid is closed when on box body, and the upper envelope cooperates lower envelope column to realize the thief-proof seal covered；Installing port inner wall is bonded wiring column outer wall, and cover plate for sealing lid closes box body, binding post is enclosed and is covered by above structure, greatly reduce the possibility into water, user can also observe the situation of binding post from outside by transparent cover board, and when observation finds binding post when something goes wrong, openable cover board pairs of posts is overhauled, without removing entire capping, maintenance is made to become convenient and efficient.

Description

A kind of anti-electricity-theft capping of combination transformer

Technical field

The utility model relates to a kind of anti-electricity-theft cappings of combination transformer.

Background technique

Combined instrument transformer is generally used for measuring the use of electricity, and lid is often equipped at its secondary binding post and is closed There is the capping for preventing stealing electricity behavior, and reduce the stealing accident occurred by power stealing, but the capping is made of metal at present, is easy Short circuit is formed between binding post, and binding post can be covered after the conjunction of metal cover lid, it can not be from the situation of external pairs of posts It is observed, and pairs of posts need to remove entire capping when being overhauled；Meanwhile metal cover is only by binding post lid Firmly, do not have water-proof function, mutual inductor interstar connection column is possible to the water inlet of meeting metal cover and short circuit occurs, and has mutual inductor centainly Security risk.

Summary of the invention

For overcome the deficiencies in the prior art, the utility model provides a kind of insulative water-proof and can connect from external observation is secondary The anti-electricity-theft capping of terminal.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of anti-electricity-theft capping of combination transformer, including the insulation box body being fixed on transformer casing, the box body With bottom wall, bottom wall, which is equipped with, wears the installing port for connecing installation for combination transformer secondary connection column, and the installing port inner wall fitting connects The outer wall of terminal, the line outlet for binding post secondary outgoing line is additionally provided on box body, and the sealing of box body open-mouth is covered with transparent insulation Cover board, box body is equipped with lower envelope column, and cover board is equipped with upper envelope, and the cover plate lid is closed when on box body, and the upper envelope is matched Close the thief-proof seal that lower envelope column realizes capping.

The edge of the cover board is enclosed equipped with capillary groove, and the open-mouth of the box body is enclosed equipped with convex ribs, and the convex ribs insertion is anti- The sealing of cover board and box body is realized in sink.

The convex ribs of the box body are arranged on the outside of opening, and the cover board is by capillary groove along convex ribs from a Slideslip of box body Inserting.

The side of the cover board is hinged on the box body, realizes that the overturning lid of cover board closes.

The box body bottom is equipped with fixed mounting hole.

The cover plate lid is closed when on box body, and the upper envelope is sleeved on lower envelope column, upper envelope and lower envelope column engagement sleeves After dress, the two is penetrated equipped with through-hole.

The accommodation groove for placing electronic tag is additionally provided in the capping.

The beneficial effects of the utility model are: the utility model has the cover board of insulation box body and transparent insulation and by upper Big envelope and lower envelope column, which cooperate, blocks capping, and box portion bottom wall wears for the secondary connection column of mutual inductor equipped with installing port and connects installation, Installing port inner wall is bonded wiring column outer wall, and cover plate for sealing lid closes box body, and binding post encloses and covered by above structure, greatly reduce into The possibility of water, user can also observe the situation of binding post from outside by transparent cover board, when observation discovery binding post occurs When problem, openable cover board pairs of posts is overhauled, and without removing entire capping, maintenance is made to become convenient and efficient.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the use state diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model；

Fig. 3 is the usage state diagram of the utility model another kind embodiment；

Fig. 4 is the structural schematic diagram of the utility model another kind embodiment；

Fig. 5 is the structural schematic diagram after the utility model box body and cover cap conjunction；

Fig. 6 is enlarged drawing at the A of Fig. 5；

Fig. 7 is the structural schematic diagram that the utility model upper envelope seals cooperation under；

Fig. 8 is enlarged drawing at the B of Fig. 7.

Specific embodiment

It is exhausted on transformer casing 4 including being fixed on referring to figs. 1 to a kind of anti-electricity-theft capping of combination transformer of Fig. 4 Edge box body 1, box body 1 have bottom wall, and bottom wall is equipped with and wears the installing port 11 for connecing installation for combination transformer secondary connection column 3, install 11 inner walls of mouth are bonded the outer wall of binding post 3, and the line outlet 12 for 3 secondary outgoing line of binding post is additionally provided on box body 1, and box body 1 is open Place's sealing is covered with the cover board 2 of transparent insulation, and box body 1 is equipped with lower envelope column 13, and cover board 2 is equipped with upper envelope 21, and the lid of cover board 2 closes When on box body 1, upper envelope 21 cooperates lower envelope column 13 to realize the thief-proof seal covered.

This anti-electricity-theft capping has the cover board 2 of insulation box body 1 and transparent insulation and by anti-electricity-theft upper envelope 21 and lower envelope Capping is blocked in the cooperation of column 13, and 1 bottom wall of box body is worn for the secondary connection column 3 of mutual inductor equipped with installing port 11 and connects installation, is installed Mouth inner wall is bonded wiring column outer wall, and 2 sealing cover of cover board closes box body 1, and binding post is enclosed and covered by above structure, is greatly reduced into water Possibility, user can also from outside by transparent cover board 2 observe binding post 3 situation, when observation discovery binding post 3 occur When problem, openable 2 pairs of posts 3 of cover board is overhauled, and without removing entire capping, maintenance is made to become convenient and efficient.

As a preferred embodiment of the present invention, the edge of cover board 2 is enclosed equipped with capillary groove 22, and the open-mouth of box body 1, which encloses, to be set There are convex ribs 14, convex ribs 14 are embedded in the sealing that cover board 2 and box body 1 are realized in capillary groove 22, simple by convex ribs 14 and capillary groove 22 Cooperation make cover board 2 be easier cover close realize waterproof sealing.

As an embodiment of the present invention, the convex ribs 14 of box body 1 are arranged on the outside of opening, and cover board 2 passes through waterproof Slot 22 is inserted along convex ribs 14 from a Slideslip of box body 1, and the lid of the embodiment cover board 2 closes mode sealing effect more preferably, effectively Ground, which reduces the water inlet of mutual inductor interstar connection column, leads to the risk of short circuit.

As another embodiment of the utility model, the side of cover board 2 is hinged on the box body 1, realizes cover board 2 Overturning lid closes, which is convenient for the opening and closing of cover board 2, so that service personnel is easier pairs of posts and carries out inspection dimension It repairs.

Preferably, the fixed mounting hole 15 that box body 1 is equipped with by bottom is fixed on the shell of mutual inductor；Cover board 2 covers It closes when on box body 1, upper envelope 21 is sleeved on lower envelope column 13, after upper envelope 21 and lower envelope column 13 cooperation suit, is equipped with through-hole 5 The two is penetrated, then is worn by penetrated through via holes 5 and connects lead sealing or tapered end, realizes the block of capping.Placement electricity is additionally provided in capping The accommodation groove 6 of subtab.

Claims (7)

1. a kind of anti-electricity-theft capping of combination transformer, it is characterised in that: including the insulation booth being fixed on transformer casing (4) Body (1), the box body (1) have bottom wall, and bottom wall is equipped with and wears the installing port for connecing installation for combination transformer secondary connection column (3) (11), installing port (11) inner wall is bonded the outer wall of binding post (3), is additionally provided on box body (1) for binding post (3) secondary outgoing line Line outlet (12), box body (1) open-mouth, which seals, is covered with the cover board (2) of transparent insulation, and box body (1) is equipped with lower envelope column (13), cover board (2) is equipped with upper envelope (21), and cover board (2) lid closes when on box body (1), upper envelope (21) cooperation Lower envelope column (13) realizes the thief-proof seal of capping.

2. anti-electricity-theft capping according to claim 1, it is characterised in that: enclose equipped with capillary groove at the edge of the cover board (2) (22), the open-mouth of the box body (1) is enclosed equipped with convex ribs (14), and convex ribs (14) insertion capillary groove (22) is interior to realize cover board (2) with the sealing of box body (1).

3. anti-electricity-theft capping according to claim 1 or 2, it is characterised in that: convex ribs (14) setting of the box body (1) exists Open outside, the cover board (2) are inserted along convex ribs (14) from a Slideslip of box body (1) by capillary groove (22).

4. anti-electricity-theft capping according to claim 1 or 2, it is characterised in that: the side of the cover board (2) is hinged on described On box body (1), realize that the overturning lid of cover board (2) closes.

5. anti-electricity-theft capping according to claim 1, it is characterised in that: box body (1) bottom is equipped with fixed mounting hole (15)。

6. anti-electricity-theft capping according to claim 1, it is characterised in that: cover board (2) lid closes when on box body (1), The upper envelope (21) is sleeved on lower envelope column (13), after upper envelope (21) and lower envelope column (13) cooperation suit, is equipped with through-hole (5) The two is penetrated.

7. anti-electricity-theft capping according to claim 1, it is characterised in that: be additionally provided in the capping and place electronic tag Accommodation groove (6).