CN111082342B

CN111082342B - Underground intelligent box-type transformer

Info

Publication number: CN111082342B
Application number: CN201911384837.XA
Authority: CN
Inventors: 李勇; 薛云; 张旭; 董琦
Original assignee: Henan Sendian Power Equipment Co ltd
Current assignee: HENAN SENDIAN POWER EQUIPMENT Co.,Ltd.
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2021-07-20
Anticipated expiration: 2039-12-28
Also published as: CN111082342A

Abstract

The invention discloses an underground intelligent box-type transformer which comprises a box body and a top cover body, wherein the bottom wall of the top cover body is welded and fixed with the top wall of the box body, the inner cavities of the top cover body and the top wall of the box body are communicated, a moving groove is formed in the bottom wall of the inner cavity of the box body, a moving seat and a camera are arranged in the moving groove, the camera is fixedly arranged on the top wall of the moving seat, the bottom wall of the moving seat is connected with the bottom wall of the inner cavity of the moving groove, and an air inlet pipe and an air outlet pipe are respectively arranged on two sides of the box body, which are far away from the opening side of the inner cavity of the box body. This box transformer of underground intelligence through having set up temperature sensor, PLC board, radiating groove, telescopic link and movable cover, when temperature sensor detected the temperature higher, two sets of telescopic links of PLC board drive extension and drive movable cover and radiating groove separation, make the heat in the box distribute away more fast to realize automatic intelligent heat dissipation, make the radiating effect of this box better, also protected the part in it.

Description

Underground intelligent box-type transformer

Technical Field

The invention belongs to the technical field of box-type transformers, and particularly relates to an underground intelligent box-type transformer.

Background

The box-type transformer is used as a whole set of distribution equipment and is formed by organically combining a transformer, high-voltage control equipment and low-voltage control equipment. The basic principle of the transformer is that reasonable assembly is carried out according to a specified sequence through a pressure starting system, an armored wire, a transformer substation full-automatic system, a direct current point and corresponding technical equipment, and all components are installed in a specific waterproof, dustproof and rat-proof completely-sealed toughened box body structure, so that the specific transformer is formed.

Corresponding underground box type transformers need to be installed at positions of underground parking lots and the like, but most of the existing underground box type transformers are only provided with fixed heat dissipation mechanisms and do not have intelligent heat dissipation accelerating mechanisms, when heat in the transformers is accumulated and cannot be rapidly discharged, the heat dissipation effect is poor, and the heat accumulation can cause damage to components.

Disclosure of Invention

The invention aims to provide an underground intelligent box-type transformer to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an underground intelligent box-type transformer comprises a box body and a top cover body, wherein the bottom wall of the top cover body is welded and fixed with the top wall of the box body, the inner cavities of the box body and the top cover body are communicated, a moving groove is formed in the bottom wall of the inner cavity of the box body, a moving seat and a camera are arranged in the moving groove, the camera is fixedly arranged on the top wall of the moving seat, the bottom wall of the moving seat is connected with the bottom wall of the inner cavity of the moving groove, an air inlet pipe and an air outlet pipe are respectively arranged on two sides of one side, away from the opening of the inner cavity, of the box body, the air inlet pipe and the air outlet pipe are communicated with the inner cavity of the box body, a first fan is arranged in the air inlet pipe and the air outlet pipe, protective caps are sleeved on the outer sides of the air inlet pipe and the air outlet pipe, and telescopic grooves are formed on two sides of the outer side walls of the air inlet pipe and the air outlet pipe;

the equal fixed mounting in both sides of box has the perpendicular heat pipe of assisting of putting, install electrothermal tube and second fan in assisting the inner chamber of heat pipe, the roof of top lid is opened there is the radiating groove, be equipped with movable cover and two sets of telescopic links in the radiating groove, temperature sensor is all installed to the both sides of top lid inner chamber, still installs the PLC board on it, temperature sensor and telescopic link all with PLC board electric connection.

Preferably, a stepping motor and a screw rod are arranged in the inner cavity of the moving groove, one side of the stepping motor is welded and fixed with the side wall of the inner cavity of the moving groove, and the screw rod penetrates through the two sides of the moving seat and is in transmission connection with the stepping motor.

Preferably, a hinge and a sealing cover are arranged at an opening of the inner cavity of the box body, two sides of the hinge are in transmission connection with the top wall and the bottom wall of the inner cavity of the box body respectively, and one side of the sealing cover is welded and fixed with the outer wall of the hinge.

Preferably, one side of the sealing cover far away from the hinge is fixedly provided with a stretching block, one side of the side wall of the box body far away from the hinge is provided with a connecting groove, the side walls of the stretching block and the connecting groove are provided with screw holes, and bolts are arranged in the screw holes in the stretching block and the connecting groove.

Preferably, springs and resilience blocks are arranged in the two groups of telescopic grooves, and two ends of each spring are fixedly bonded with one side of each resilience block and one side of the inner cavity of each telescopic groove respectively.

Preferably, through holes penetrating through the side walls of the helmet are formed in the two sides of the helmet, and the two sets of resilience blocks extend out of the two sets of telescopic grooves and penetrate through the two sets of through holes in the helmet respectively.

Preferably, the protective cap and the auxiliary heat pipeline are both provided with dust covers, the outer walls of the dust covers are respectively bonded and fixed with the side walls of the inner cavities of the protective cap and the auxiliary heat pipeline, and the auxiliary heat pipeline is provided with a valve for controlling the opening and closing of the auxiliary heat pipeline.

Preferably, the corner blocks are installed on two sides of the inner cavity of the heat dissipation groove in the top cover body, the two groups of telescopic rods are installed on the top walls of the two groups of corner blocks respectively, and two sides of the bottom wall of the movable cover are welded and fixed with the two groups of telescopic rods respectively.

The invention has the technical effects and advantages that: according to the underground intelligent box-type transformer, the temperature sensor, the PLC board, the heat dissipation grooves, the telescopic rods and the movable covers are arranged, when the temperature sensor detects that the temperature is high, the PLC board drives the two groups of telescopic rods to extend and drives the movable covers to be separated from the heat dissipation grooves, so that heat in the box body is dissipated more quickly, automatic intelligent heat dissipation is achieved, the heat dissipation effect of the box body is better, and parts in the box body are protected; by arranging the protective cap, the telescopic grooves, the springs and the rebound blocks, the two groups of rebound blocks are periodically extruded into the two groups of telescopic grooves, so that the protective cap can be taken down and the dust cover on the protective cap can be cleaned, and the air inlet pipe and the exhaust pipe can always keep a good air circulation function; by arranging the stepping motor, the screw rod, the moving seat and the camera, the stepping motor works to drive the camera to move, so that the camera can monitor parts at various positions in the box body, the condition of the parts in the box body can be known under the condition that the box body is not opened, and the trouble of looking over when a person opens the box body is eliminated; through having set up and having assisted hot pipeline, electrothermal tube and second fan, regularly drive electrothermal tube and second fan work, make it send hot air into box surrounding environment in, can eliminate the moisture of underground environment, reduced the probability that underground moisture gets into the box and influences the box inner part greatly.

Drawings

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

FIG. 2 is a circuit diagram of the present invention;

FIG. 3 is a schematic view of the structure of the intake and exhaust pipes of the present invention;

FIG. 4 is a vertical cross-sectional view of the air inlet tube of the present invention;

FIG. 5 is a vertical cross-section of the present invention;

fig. 6 is a vertical sectional view of the auxiliary heat pipe of the present invention.

In the figure: the device comprises a box body 1, a top cover body 2, a hinge 3, a sealing cover 4, a stretching-out block 5, a connecting groove 6, a bolt 7, a moving groove 8, a stepping motor 9, a screw rod 10, a moving seat 11, a camera 12, an air inlet pipe 13, an air outlet pipe 14, a dust cover 16, a first fan 17, a protective cap 18, a telescopic groove 19, a spring 20, a rebound block 21, an auxiliary heating pipeline 22, an electric heating pipe 23, a second fan 24, a movable cover 25, a temperature sensor 26, a corner block 27 and a telescopic rod 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides an underground intelligent box-type transformer as shown in figures 1-6, which comprises a box body 1 and a top cover body 2, wherein the bottom wall of the top cover body 2 is welded and fixed with the top wall of the box body 1, the inner cavities of the top cover body and the box body are communicated, the bottom wall of the inner cavity of the box body 1 is provided with a movable groove 8, a movable seat 11 and a camera 12 are arranged in the movable groove 8, the camera 12 is fixedly arranged on the top wall of the movable seat 11, the bottom wall of the movable seat 11 is connected with the bottom wall of the inner cavity of the movable groove 8, so that the movable seat 11 can be ensured to stably move in the movable groove 8, an air inlet pipe 13 and an air outlet pipe 14 are respectively arranged at two sides of the box body 1 far away from the opening side of the inner cavity, the air inlet pipe 13 and the air outlet pipe 14 are both communicated with the inner cavity of the box body 1, a first fan 17 is arranged in the air inlet pipe 13 and the air outlet pipe 14, the first fans 17 in the air inlet pipe 13 and the air outlet pipe 14 face opposite directions (the two groups of the first fans 17 work respectively to achieve the effects of inputting and exhausting air into the box body 1), the outer sides of the air inlet pipe 13 and the exhaust pipe 14 are both sleeved with protective caps 18, and both sides of the outer side walls of the air inlet pipe 13 and the exhaust pipe 14 are both provided with telescopic grooves 19;

the two sides of the box body 1 are fixedly provided with the vertical auxiliary heat pipes 22, during actual design, the number of groups of the auxiliary heat pipes 22 can be increased as required, a plurality of groups of auxiliary heat pipes 22 work simultaneously, and can release more heat, so that better moisture removal effect is achieved, the inner cavity of each auxiliary heat pipe 22 is provided with the electric heating pipe 23 and the second fan 24, the top wall of the top cover body 2 is provided with a heat dissipation groove, a movable cover 25 and two groups of telescopic rods 28 are arranged in the heat dissipation groove, the two sides of the inner cavity of the top cover body 2 are provided with the temperature sensors 26, the temperature sensors 26 can be of an HSTL-102WS type, and are also provided with the PLC board, the temperature sensors 26 and the telescopic rods 28 are electrically connected with the PLC board, the PLC board can be of an S7-200 type, and the camera 12, the first fan 17 and the second fan 24 are electrically connected with an external power supply; the telescopic rod 28 is driven to extend and retract by electric power.

Specifically, be equipped with step motor 9 and lead screw 10 in the inner chamber of shifting chute 8, one side of step motor 9 and the lateral wall welded fastening of shifting chute 8 inner chamber, lead screw 10 passes the both sides of removing seat 11 and is connected with step motor 9 transmission, and shifting chute 8 is established in box 1 and is close to its inner chamber open-ended one side.

Specifically, the opening part of the inner cavity of the box body 1 is provided with a hinge 3 and a sealing cover 4, the two sides of the hinge 3 are respectively in transmission connection with the top wall and the bottom wall of the inner cavity of the box body 1, one side of the sealing cover 4 is welded and fixed with the outer wall of the hinge 3, and the sealing cover 4 can seal the inner cavity of the box body 1 along the rotation of the hinge 3.

Specifically, one side fixed mounting that hinge 3 was kept away from to closing cap 4 has and stretches out piece 5, one side that hinge 3 was kept away from to the lateral wall of box 1 is opened has linking groove 6, the lateral wall that stretches out piece 5 and links up groove 6 all opens has the screw, installs bolt 7 in the screw on the two, stretches out piece 5 and links up groove 6 grafting installation, and the screw on the two mutually supports, and consequently these two sets of screws can be passed simultaneously to bolt 7.

Specifically, all be equipped with spring 20 and bounce piece 21 in two sets of telescopic slots 19, the both ends of spring 20 bond fixedly with one side of bounce piece 21 and one side of telescopic slot 19 inner chamber respectively, and when spring 20 was in natural state, partly flexible slot 19 that stretches out of bounce piece 21.

Specifically, through holes penetrating through the side walls of the helmet 18 are formed in the two sides of the helmet 18, and the two groups of rebound blocks 21 extend out of the two groups of telescopic grooves 19 and respectively penetrate through the two groups of through holes in the helmet 18.

Specifically, the protective cap 18 and the auxiliary heat pipeline 22 are both provided with a dust cover 16, the outer wall of the dust cover 16 is respectively bonded and fixed with the side walls of the inner cavities of the protective cap and the auxiliary heat pipeline 22, and the auxiliary heat pipeline 22 is provided with a valve for controlling the opening and closing of the auxiliary heat pipeline.

Specifically, the horn block 27 is all installed, two sets of to the both sides of radiating groove inner chamber on the top lid body 2 the telescopic link 28 is installed respectively on two sets of horn block 27 roof, the both sides of activity lid 25 diapire respectively with two sets of telescopic link 28 welded fastening, when two sets of telescopic link 28 shrink to the shortest time, it drives the activity lid 25 and just seals the radiating groove (refer to the position of activity lid 25 in fig. 1), during the actual design, can all fix the bonding rubber pad in four sides of activity lid 25, when activity lid 25 seals the radiating groove, the rubber pad contacts with the inner wall of radiating groove, can play good sealed effect, make external dust can not get into in the box 1 through the gap of radiating groove.

Specifically, when the underground intelligent box-type transformer works, all components in the transformer are installed in an inner cavity of a box body 1, but all the components do not conflict with components in a moving groove 8 and the moving groove 8, then a sealing cover 4 rotates along a hinge 3 and drives an extending block 5 to be inserted and installed in a connecting groove 6, a bolt 7 penetrates through screw holes in the side walls of the extending block 5 and the connecting groove 6, the transformer can be sealed, the transformer can work after being sent into an underground space (the tops of two groups of auxiliary heating pipelines 22 extend to the ground), when the transformer works, the internal components of the transformer can generate heat, two groups of first fans 17 in an air inlet pipe 13 and an exhaust pipe 14 work, cold air is input into the box body 1 through the air inlet pipe 13, hot air is exhausted through the exhaust pipe 14, when the heat in the box body 1 is accumulated and is not rapidly exhausted to cause overhigh temperature, after the temperature sensor 26 detects that the temperature reaches 35 ℃ (the value can be set as other values), the temperature sensor transmits an electric signal to the PLC board, the PLC board transmits the electric signal to the two groups of telescopic rods 28, the two groups of telescopic rods 28 simultaneously extend and drive the movable cover 25 to be separated from the heat dissipation groove on the top cover body 2, heat can be discharged from the heat dissipation groove, so that the heat discharge speed is accelerated, when a person needs to check components in the box body 1, the camera 12 can work to collect pictures in the box body 1 and transmit the pictures to a nearby monitoring room through a signal line, the person can directly check the conditions of the components in the box body 1 on a display device of the monitoring room, when underground moisture is heavy, a valve on the auxiliary heat pipeline 22 can be periodically opened to drive the electric heating pipe 23 and the second fan 24 to work, the electric heating pipe 23 works to heat air, the second fan 24 works to suck external air into the auxiliary heat pipeline 22 and send the air to the ground, thereby make heat transport to box 1 in the underground space around, to box 1 dehumidify, make the follow-up air that is inhaled the 1 inner chamber of box be dry air, when the longer back of this transformer operating time, personnel can regularly take off two sets of protective caps 18 and clear up dust cover 16 in it, the operation mode is: two groups of rebound blocks 21 on the air inlet pipe 13 (or the air outlet pipe 14) are extruded to enable the two groups of rebound blocks 21 to shrink into two groups of telescopic grooves 19, and then two groups of protective caps 18 can be taken down.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an underground intelligent box transformer, includes box (1) and top cap body (2), its characterized in that: the bottom wall of the top cover body (2) is welded and fixed with the top wall of the box body (1), inner cavities of the top cover body and the box body are communicated, a moving groove (8) is formed in the bottom wall of the inner cavity of the box body (1), a moving seat (11) and a camera (12) are arranged in the moving groove (8), the camera (12) is fixedly installed on the top wall of the moving seat (11), the bottom wall of the moving seat (11) is connected with the bottom wall of the inner cavity of the moving groove (8), an air inlet pipe (13) and an exhaust pipe (14) are respectively installed on two sides of the box body (1) far away from the opening side of the inner cavity of the box body, the air inlet pipe (13) and the exhaust pipe (14) are both communicated with the inner cavity of the box body (1), a first fan (17) is installed in the air inlet pipe (13) and the exhaust pipe (14), protective caps (18) are sleeved on the outer sides of the air inlet pipe (13) and the exhaust pipe (14), and telescopic grooves (19) are formed on two outer side walls of the air inlet pipe and the exhaust pipe (14);

the two sides of the box body (1) are fixedly provided with vertical auxiliary heating pipelines (22), an electric heating pipe (23) and a second fan (24) are arranged in an inner cavity of each auxiliary heating pipeline (22), the top wall of the top cover body (2) is provided with a heat dissipation groove, a movable cover (25) and two groups of telescopic rods (28) are arranged in the heat dissipation groove, the two sides of the inner cavity of the top cover body (2) are provided with temperature sensors (26), PLC boards are further arranged on the temperature sensors (26), and the telescopic rods (28) are electrically connected with the PLC boards;

dust covers (16) are arranged in the protective caps (18) and the auxiliary heat pipelines (22), the outer walls of the dust covers (16) are fixedly bonded with the side walls of the inner cavities of the protective caps and the auxiliary heat pipelines respectively, and valves for controlling the auxiliary heat pipelines to open and close are arranged on the auxiliary heat pipelines (22).

2. The underground intelligent box transformer of claim 1, wherein: be equipped with step motor (9) and lead screw (10) in the inner chamber of shifting chute (8), one side of step motor (9) and the lateral wall welded fastening of shifting chute (8) inner chamber, lead screw (10) pass the both sides of moving seat (11) and are connected with step motor (9) transmission.

3. The underground intelligent box transformer of claim 1, wherein: the opening part of box (1) inner chamber is equipped with hinge (3) and closing cap (4), the both sides of hinge (3) are connected with the roof and the diapire transmission of box (1) inner chamber respectively, one side of closing cap (4) and the outer wall welded fastening of hinge (3).

4. The underground intelligent box transformer of claim 3, wherein: one side fixed mounting that hinge (3) were kept away from in closing cap (4) has stretching out piece (5), one side that hinge (3) were kept away from to box (1) lateral wall is opened has linking groove (6), the lateral wall that stretches out piece (5) and links up groove (6) has all opened the screw, installs bolt (7) in the screw on the two.

5. The underground intelligent box transformer of claim 1, wherein: all be equipped with spring (20) and resilience piece (21) in two sets of flexible groove (19), the both ends of spring (20) are fixed with the bonding of one side of resilience piece (21) and one side of flexible groove (19) inner chamber respectively.

6. The underground intelligent box transformer of claim 5, wherein: through holes penetrating through the side walls of the protective cap (18) are formed in the two sides of the protective cap, and the two groups of rebound blocks (21) extend out of the two groups of telescopic grooves (19) and respectively penetrate through the two groups of through holes in the protective cap (18).

7. The underground intelligent box transformer of claim 1, wherein: angle blocks (27) are installed on the two sides of the inner cavity of the heat dissipation groove on the top cover body (2), the two groups of telescopic rods (28) are installed on the top walls of the two groups of angle blocks (27) respectively, and the two sides of the bottom wall of the movable cover (25) are fixed with the two groups of telescopic rods (28) in a welded mode respectively.