CN209896540U

CN209896540U - Ventilation device for box-type substation

Info

Publication number: CN209896540U
Application number: CN201920783145.1U
Authority: CN
Inventors: 张冠军
Original assignee: Shandong Minghui Electric Power Engineering Co Ltd
Current assignee: Shandong Minghui Electric Power Engineering Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-03
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a ventilation unit for box-type substation relates to a box-type substation, which comprises a housin, the side fixed connection of casing holds the side of frame, the medial surface of connecting the frame is being rotated at the both ends of screw rod, the screw rod is with central symmetric distribution positive and negative screw thread, equal threaded connection has switching device on the positive and negative screw thread of screw rod, the both sides and two L template sliding connection of slide, the pinion has been cup jointed at the middle part of screw rod, the one end of the central fixed connection handle of department of primary gear side, the handle rotates with the lateral wall that holds the frame to be connected, the master gear is connected with the pinion meshing, the medial surface fixedly connected with air inlet fan that holds the frame, when outdoor wind-force is too big or the air is too moist, can make two slides closed each other, avoid the air current too fast and moist air to cause the damage to the inside electrical.

Description

Ventilation device for box-type substation

Technical Field

The utility model relates to a box-type substation specifically is a ventilation unit for box-type substation.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system, and the transformer substation in a power plant is a boosting transformer substation and is used for boosting the electric energy generated by a generator and then feeding the electric energy into a high-voltage power grid.

At present, most of substations are box-type substations, air inlets of ventilation devices of most box-type substations are open, and the air inlets cannot be closed when wind power is too large or air is relatively humid, so that strong wind and humid air enter the substations, electrical elements inside the substations can be damaged, and power failure is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box-type substation uses ventilation unit to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a ventilation device for a box-type transformer substation comprises a shell, wherein the lower surface of the shell is fixedly connected with the upper surface of a base, the side surface of the shell is fixedly connected with the side surface of a bearing frame, the side surface of the bearing frame and the side surface of the shell are both provided with a plurality of air inlet holes, the other side surface of the bearing frame is of an opening structure, two ends of a screw rod are rotatably connected with the inner side surface of the bearing frame, the screw rod is provided with positive and negative threads in central symmetry, the positive and negative threads of the screw rod are both in threaded connection with a switch device, the switch device comprises a sliding plate and a threaded block, the lower end of the threaded block is in threaded connection with the screw rod, the front end of the threaded block is fixedly connected with the side surface of the sliding plate, the left side edge and the right side edge of the opening end of the bearing frame are both fixedly connected with L-shaped plates, the main gear is meshed with the pinion, the inner side face of the bearing frame is fixedly connected with an air inlet fan, and the opposite face of the surface of the shell, which is contacted with the bearing frame, is rotatably connected with the two ends of the shutter.

As a further aspect of the present invention: the both ends of the side fixed connection of casing hold the pole, hold the pole and be provided with two, the both ends and two hold pole sliding connection of slide bar, and that one side fixedly connected with that the slide bar is close to the side of casing destatics the brush, the brush hair connecting wire on the destatics the brush, and the other end of wire passes the base and connects ground, the one end of another handle of slide bar another side fixed connection.

As a further aspect of the present invention: the upper side surface and the lower side surface of the louver are fixedly connected with one side of rubber leather pad.

As a further aspect of the present invention: the louver is provided with a plurality of.

As a further aspect of the present invention: the inner four peripheral surfaces of the bearing frame are fixedly connected with the outer peripheral surface of the dustproof net.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the air inlet fan of the utility model is started, the air flow enters the shell through the open end of the bearing frame and the air inlet on the bearing frame and the shell and finally flows out of the louver, the ventilation effect is realized, the dust screen can filter the dust in the air when the air flow enters, so that the electric elements in the shell can not be interfered by the dust, the handle is rotated, the main gear drives the pinion to rotate, thereby the screw rod rotates along with the screw rod, the two threaded blocks move oppositely or separately, the two sliding plates move oppositely or separately, the switch of the air inlet can be realized, because the box-type substation can be arranged outdoors, when the outdoor wind power is too high or the air is too humid, the two sliding plates can be mutually closed, the damage of the electric elements in the shell caused by the too fast air flow and the humid air can be avoided, the power failure is caused, when the two sliding plates are mutually closed, the shutter is pulled down manually, so that the air outlet is also closed, and the shutter is made of insulating materials.

2. The utility model discloses well downward pulling handle for the static brush slides in the side of casing, makes the static of casing surface pass into the wire along with static brush, spreads into the underground by the wire again, avoids static to the inside electric elements's of casing interference, and slide bar, hold pole and handle are insulating material.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the socket of the present invention.

Fig. 3 is a schematic structural view of the middle louver of the present invention.

As shown in the figure: 1. a housing; 2. a base; 3. a bearing frame; 4. a dust screen; 5. an L-shaped plate; 6. a slide plate; 7. an air intake fan; 8. a thread block; 9. a screw; 10. a pinion gear; 11. a main gear; 12. a wire; 13. a slide bar; 14. a support rod; 15. a static electricity removing brush; 16. and (4) louver.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a ventilation device for a box-type substation includes a housing 1, a base 2, a bearing frame 3, a dust screen 4, an L-shaped plate 5, a sliding plate 6, an air intake fan 7, a threaded block 8, a screw 9, a pinion 10, a main gear 11, a wire 12, a sliding rod 13, a bearing rod 14, a static eliminating brush 15, and a louver 16, wherein a lower surface of the housing 1 is fixedly connected to an upper surface of the base 2, a side surface of the housing 1 is fixedly connected to a side surface of the bearing frame 3, a plurality of air intake holes are respectively formed in the side surface of the bearing frame 3 and the side surface of the housing 1, the other side surface of the bearing frame 3 is an open structure, two ends of the screw 9 are rotatably connected to an inner side surface of the bearing frame 3, positive and negative threads are symmetrically distributed on the screw 9, switch devices are respectively threadedly connected to the positive and negative threads of the screw 9, the front end of the threaded block 8 is fixedly connected with the side surface of a sliding plate 6, the left side edge and the right side edge of the opening end of the bearing frame 3 are fixedly connected with L-shaped plates 5, the two sides of the sliding plate 6 are slidably connected with the two L-shaped plates 5, the middle part of a screw rod 9 is sleeved with a pinion 10, the center of the side surface of a main gear 11 is fixedly connected with one end of a handle, the handle is rotatably connected with the side wall of the bearing frame 3, the main gear 11 is meshed with the pinion 10, the inner side surface of the bearing frame 3 is fixedly connected with an air inlet fan 7, the inner peripheral surfaces of the four peripheral surfaces of the bearing frame 3 are fixedly connected with the outer peripheral surface of a dustproof net 4, the opposite surface of the; the air inlet fan 7 is started, air flow enters the shell 1 through the open end of the bearing frame 3 and the air inlet holes on the bearing frame 3 and the shell 1 and finally flows out of the louver 16 to achieve the ventilation effect, the dust screen 4 can filter dust in the air when the air flow enters, so that electrical components inside the shell 1 cannot be interfered by the dust, the handle is rotated, the main gear 11 drives the pinion 10 to rotate, the screw rod 9 rotates along with the rotation of the pinion, the two threaded blocks 8 move towards or away from each other, the two sliding plates 6 move towards or away from each other, the opening and closing of the air inlet can be achieved, as the box-type substation can be arranged outdoors, when outdoor wind power is too high or the air is too humid, the two sliding plates 6 can be closed mutually, the damage to the electrical components inside the shell 1 caused by the too fast air flow and the humid air is avoided, the power failure is caused, when the two sliding plates 6 are closed mutually, the shutter 16 is pulled down manually, so that the air outlet is also closed, and the shutter 16 is made of an insulating material.

The both ends of the side fixed connection of casing 1 hold pole 14, it is provided with two to hold pole 14, the both ends and two hold pole 14 sliding connection of slide bar 13, slide bar 13 is close to that one side fixedly connected with destaticizing brush 15 of the side of casing 1, the brush hair connecting wire 12 on the destaticizing brush 15, the other end of wire 12 passes base 2 and connects ground, the one end of another handle of slide bar 13 another side fixed connection, the handle is stimulateeed downwards, make destaticizing brush 15 slide in the side of casing 1, make the static of casing 1 surface pass wire 12 along with destaticizing brush 15, it is secret to pass into by wire 12 again, avoid the static to the interference of the inside electrical component of casing 1, slide bar 13, hold pole 14 and handle are insulating material.

The upper side surface and the lower side surface of the louver 16 are fixedly connected with one side rubber cushion, and when the louver 16 is closed, the rubber cushion can enable the two adjacent louvers 16 to have good sealing performance.

The present scheme involves that circuit and electronic components and module are prior art, and the technical staff in the field can realize completely, need not proud, the utility model discloses the content of protection does not relate to the improvement to software and method yet, and air inlet fan 7 leans on external power supply to supply power.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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 a ventilation unit for box-type substation, which comprises a housing (1), a serial communication port, the upper surface of lower fixed surface connection base (2) of casing (1), the side of side fixed connection of casing (1) holds the side of frame (3), the side of holding the side of frame (3) and the side of casing (1) all seted up a plurality of inlet ports, hold the another side of frame (3) and be open structure, the medial surface that holds frame (3) is rotated to the both ends of screw rod (9), screw rod (9) are with central symmetry distribution positive and negative screw thread, equal threaded connection has switching device on the positive and negative screw thread of screw rod (9), switching device includes slide (6) and thread piece (8), the lower extreme and the screw rod (9) threaded connection of thread piece (8), the side of slide (6) is fixed connection to the front end of thread piece (8), the equal fixedly connected with L template (5) in the left and right sides limit of the open end of holding frame (, the both sides and two L template (5) sliding connection of slide (6), pinion (10) have been cup jointed in the middle part of screw rod (9), the one end of central department fixed connection handle of master gear (11) side, the handle rotates with the lateral wall that holds frame (3) to be connected, master gear (11) are connected with pinion (10) meshing, the medial surface fixedly connected with air inlet fan (7) that hold frame (3), casing (1) rotates the both ends of being connected tripe (16) with the opposite face that holds frame (3) contact.

2. A box-type substation ventilation device according to claim 1, characterized in that the side of the casing (1) is fixedly connected with two ends of a bearing rod (14), the number of the bearing rods (14) is two, two ends of a sliding rod (13) are slidably connected with the two bearing rods (14), the side of the sliding rod (13) close to the side of the casing (1) is fixedly connected with a static removing brush (15), the bristles on the static removing brush (15) are connected with a lead (12), the other end of the lead (12) penetrates through the base (2) and is connected with the ground, and the other side of the sliding rod (13) is fixedly connected with one end of another handle.

3. A ventilation device for a box-type substation according to claim 1, characterized in that the upper and lower sides of said louver (16) are both fixedly connected with a rubber mat on one side.

4. A ventilation device for a box substation according to claim 1, characterized in that said louver (16) is provided in plurality.

5. A ventilation device for a box-type substation according to claim 1, characterized in that the peripheral surface of dust screen (4) is fixedly connected to the inner peripheral surface of support frame (3).