CN201663375U

CN201663375U - Underwater or underground box-type high-voltage transformer device

Info

Publication number: CN201663375U
Application number: CN2009202741898U
Authority: CN
Inventors: 何排枝
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-29
Filing date: 2009-12-29
Publication date: 2010-12-01
Anticipated expiration: 2019-12-29

Abstract

The utility model discloses an underwater or underground box-type high-voltage transformer device, which comprises a box body and a high-voltage transformer device arranged in a box body. The box body is of an all-welded closed structure. The side wall of the box body is provided with an incoming cable and an outgoing cable. The joint of the incoming cable, the outgoing cable and the box body is sealed through a sealing piece. An air inlet pipe and an air outlet pipe penetrate through the top of the box body in a sealing manner. The parts of the air inlet pipe and the air outlet pipe, which extend into the box body, have height difference. A watertight cap is arranged above the air inlet pipe and the air outlet pipe, above which an antenna is arranged. The utility model has the advantages of simple structure and good sealing and heat dissipating effect, does not occupy ground resources, can be extensively used underground or in river, lake, water of low land and other complex environments and realize the remote control over the transformer device in the box body through the antenna.

Description

A kind of submersible or buried box type high-voltage power transformer equipment

Technical field

The utility model relates to a kind of box type high-voltage power transformer equipment, particularly a kind of can whole imbedding under water or underground box type high-voltage power transformer equipment.

Background technology

Existing high-tension transformation equipment such as transformer station or combination transformer etc. are normally built on the ground, are destroyed easily, and take ground resource, have both influenced vehicle or personnel walking, hinder environmental beauty again.A kind of underground or semi-underground converting equipment that is arranged at is also arranged, but its radiator structure design is complicated, need external radiator to dispel the heat, or need stay the heat radiation air flue on the face of land, and the heat radiation air flue enters rainwater easily or is blocked by the road surface dirt, therefore, can not solve the heat dissipation problem of underground converting equipment very effectively; Simultaneously, the design of its body structure also fails to solve well the sealing and the water proof problem of casing, therefore, can not be applicable in the various complicated such as river, river, lake, low-lying area, especially south, be subjected to the invasion of rainwater, flood many, also corresponding requirements is higher to the moistureproof and waterproof performance of underground high-tension transformation equipment; In addition, there is defective in existing underground high-voltage converting equipment on structural design, in case break down, can't enter in the casing and keep in repair.

Summary of the invention

In order to address the above problem, the utility model provide a kind of can be under water or the box type high-voltage power transformer equipment of underground operation.

The technical scheme that the invention for solving the technical problem adopted is:

A kind of submersible or buried box type high-voltage power transformer equipment, comprise casing and be built in high-tension transformation equipment in the casing, it is characterized in that described casing is full welding closed structure, wall box is provided with inlet wire cable and outlet cable, inlet wire cable and outlet cable and casing junction seal by seal, the cross-under of casing top seal has air inlet pipe and escape pipe, the part that described air inlet pipe and escape pipe stretch in the casing has difference in height, described air inlet pipe and escape pipe top are provided with tarpaulin, and the tarpaulin top erects a television antenna.

As optimal way of the present utility model, described high-tension transformation equipment is high voltage substation or combination transformer.

Described escape pipe is sleeved in the air inlet pipe; The seal of described inlet wire cable and outlet cable and casing junction comprises inner flange, sealing gasket and the outward flange that sets gradually.

Described wall box is provided with the side door of being convenient to enter maintenance, and described side door is a flange, and it is sealedly connected on wall box by sealing gasket and inner flange.

Described casing is a frame structure, welding steel or iron plate between the framework.

The beneficial effects of the utility model are: because casing is full welding closed structure, and realize sealing into and out of line cable and casing, such structure can make box house and underground water realize isolating fully, is provided with tarpaulin into and out of the tracheae top, in order to avoid rainwater enters box house; Be designed to the height pipe into and out of tracheae, can under pressure action, form convection current automatically, effectively realize heat radiation and circulation of air flow in the casing; The casing top is provided with antenna, is convenient to realize the far distance controlled to converting equipment in the casing; The design of flange form hermatic door body, good sealing effect not only, and be convenient to open casing and enter maintenance.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is an overall structure schematic diagram of the present utility model;

Fig. 2 is the box house layout plan of a kind of embodiment of the utility model;

Fig. 3 is that the structure of Fig. 1 splits schematic diagram;

Fig. 4 is the frame diagram of the utility model casing;

Fig. 5 is the melt pit layout plan under the utility model user mode.

Embodiment

With reference to Fig. 1, a kind of submersible or buried box type high-voltage power transformer equipment, comprise casing 2 and be built in high-tension transformation equipment in the casing 2, described casing 2 is full welding closed structure, wall box is provided with inlet wire cable 41 and outlet cable 42, inlet wire cable 41 and outlet cable 42 seal by seal 9 with casing 2 junctions, the cross-under of casing top seal has air inlet pipe 5 and escape pipe 6, described air inlet pipe 5 has difference in height with the part that escape pipe 6 stretches in the casing, described air inlet pipe 5 is provided with tarpaulin 7 with escape pipe 6 tops, and antenna 1 has been set up in tarpaulin 7 tops.

With reference to Fig. 2, high-tension transformation equipment of the present utility model can be a combination transformer, also can be the high voltage substation in the present embodiment, this high voltage substation 3 be made up of the lightning arrester 31 that connects successively, power transformer 32, telemechanical switch 33, batch meter 34, the negative control 35 of kilowatt-hour meter and transformer 36.

Because casing 2 of the present utility model is full welding closed structure, and also realize sealing with casing into and out of

line cable

41,42, such structure can make casing 2 inner and underground water realization isolation fully, is provided with tarpaulin 7 into and out of

tracheae

5,6 tops, in order to avoid rainwater enters casing 2 inside; Be designed to the height pipe into and out of

tracheae

5,6, can under pressure action, form convection current automatically, effectively realize heat radiation and circulation of air flow in the casing 2; Casing 2 tops are provided with antenna 1, are convenient to realize the far distance controlled to converting equipment in the casing.

With reference to Fig. 3, in the present embodiment, inlet wire cable 41 and outlet cable 42 comprise inner flange 91, sealing gasket 92 and the outward flange 93 that sets gradually with the seal 9 of casing 2 junctions; Certainly, also can adopt other modes to realize sealing.

Need repairing owing to break down sometimes in the process of converting equipment long-time running, therefore, for both convenient for maintaining, do not destroy the sealing property of casing again, be provided with flange as side door 8 at wall box, and be sealedly connected on wall box by sealing gasket 81 and inner flange 82.In addition, also be provided with lifting hug 25, be convenient to the high-tension transformation equipment integral body of heavy type is sling or fall with crane at casing 2 tops.

In the present embodiment, suit escape pipe 6 in the air inlet pipe 5, air inlet pipe 5 can adopt metal tube, the below is provided with air inlet pipe flange 51, parting flange 24 combinations at itself and casing top with air inlet pipe 5 sealing and fixing on casing 2 tops, such structural design compactness, simple both can effectively realize the airtight of casing, the assembling of being convenient to each parts again with separate.

With reference to Fig. 4, to be embedded in underground converting equipment casing and can to bear bigger weight in order to make, casing 2 is designed to the rigid frame structure, constitutes welding steel or iron plate between the framework by the angle steel column 21 on four limits and the angle steel back timber 22 on case top.Like this, converting equipment not only can be arranged on the below, pavement, can also be arranged on the highway below, its rigid frame structure is enough to bear the current of weight such as vehicle, can only be arranged on greenbelt below or half buried converting equipment that bassets as compared with the past, it has does not influence environmental beauty, do not take ground resource, scope of application advantage widely.

Fig. 5 is the melt pit layout plan under the utility model user mode.With the cement plate setting on the casing of the present utility model 1 adjacent face of land, its frame structure can directly be born from the pedestrian on road surface or the walking pressure of various vehicles, does not influence the use on road surface.Simultaneously, do not worry that rainwater enters in the melt pit, on the contrary, preferably in melt pit, fill with water in advance, can carry out auxiliary heat dissipation to casing like this.

The utility model can be widely used in underground or various complicated such as river, river, lake, low-lying area under water.

Claims

1. submersible or buried box type high-voltage power transformer equipment, comprise casing (2) and be built in high-tension transformation equipment in the casing (2), it is characterized in that described casing (2) is full welding closed structure, wall box is provided with inlet wire cable (41) and outlet cable (42), describedly advance, outlet cable (41,42) seal by seal (9) with casing (2) junction, the casing top seal is fixed with air inlet pipe (5) and escape pipe (6), described air inlet pipe (5) has difference in height with the part that escape pipe (6) stretches in the casing, described air inlet pipe (5) is provided with tarpaulin (7) with escape pipe (6) top, erects a television antenna above the tarpaulin (7) (1).

2. submersible or buried box type high-voltage power transformer equipment according to claim 1, it is characterized in that: described high-tension transformation equipment is high voltage substation (3), and it comprises lightning arrester (31), power transformer (32), telemechanical switch (33), batch meter (34), the negative control of kilowatt-hour meter (35), the transformer (36) that connects successively.

3. submersible or buried box type high-voltage power transformer equipment according to claim 1 is characterized in that: described high-tension transformation equipment is a combination transformer.

4. submersible or buried box type high-voltage power transformer equipment according to claim 1 is characterized in that: described escape pipe (6) is sleeved in the air inlet pipe (5).

5. submersible or buried box type high-voltage power transformer equipment according to claim 4, it is characterized in that: air inlet pipe (5) below is provided with air inlet pipe flange (51), and its parting flange (24) with the casing top makes up air inlet pipe (5) sealing and fixing on casing (2) top.

6. according to the described submersible or buried box type high-voltage power transformer equipment of arbitrary claim in the claim 1 to 5, it is characterized in that: described seal (9) into and out of line cable (41,42) and casing (2) junction comprises inner flange (91), sealing gasket (92) and the outward flange (93) that sets gradually.

7. according to the described submersible or buried box type high-voltage power transformer equipment of arbitrary claim in the claim 1 to 5, it is characterized in that: described wall box is provided with the side door (8) of being convenient to enter maintenance, described side door is a flange, and it is sealedly connected on wall box by sealing gasket (81) and inner flange (82).

8. according to the described submersible or buried box type high-voltage power transformer equipment of arbitrary claim in the claim 1 to 5, it is characterized in that: described casing (2) is rigid frame structure, welding steel or iron plate between the framework.

9. submersible or buried box type high-voltage power transformer equipment according to claim 8 is characterized in that: the frame structure of described casing (2) is angle steel back timber (22) formation by the angle steel column (21) on four limits and case top.

10. according to the described submersible or buried box type high-voltage power transformer equipment of arbitrary claim in the claim 1 to 5, it is characterized in that: described casing (2) top is provided with lifting hug (25).