CN213520835U

CN213520835U - Novel transformer neutral point grounding resistance cabinet device

Info

Publication number: CN213520835U
Application number: CN202022653032.5U
Authority: CN
Inventors: 范赫; 刘杏辉; 施赫文
Original assignee: Baoding Youtai Electric Co ltd
Current assignee: Baoding Youtai Electric Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-22
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a novel transformer neutral point grounding resistance cabinet device, including the cabinet body, the lower extreme of the cabinet body is equipped with the supporting shoe, and the front side of the cabinet body is equipped with the cabinet lid, is equipped with the transparent plate on the cabinet lid, and the internal electron device that is equipped with of cabinet is equipped with first baffle on the inner wall of the cabinet body. The device can introduce air into the air collecting frame through the fan and blow out the air through the air opening on the air collecting frame, so that heat generated by electronic devices in the cabinet body can be conveniently blown out from the side dustproof heat dissipation opening and the upper side dustproof heat dissipation opening together with the air, the cabinet body is effectively radiated, and meanwhile, the side rain shield and the upper rain shield can effectively protect the side dustproof heat dissipation opening and the upper side dustproof heat dissipation opening; the device can drive the connecting plate through the cylinder and move down for the inserted bar of connecting plate lower extreme inserts in the slot, makes the sliding block drive the gyro wheel and surpasss the supporting shoe, supports on the ground, makes things convenient for the cabinet body to remove.

Description

Novel transformer neutral point grounding resistance cabinet device

Technical Field

The utility model belongs to the technical field of the resistance cabinet, specifically be a novel transformer neutral point grounding resistance cabinet device.

Background

The common neutral point grounding modes of the power system in China include four modes, namely, a neutral point is directly grounded, the neutral point is not grounded, the neutral point is grounded through an arc suppression coil (resonance grounding), and the neutral point is grounded through a resistor. The grounding operation mode of the power system relates to a plurality of important problems of safe operation, power supply reliability, user power utilization safety and the like of a power grid. The technical field relates to a plurality of fields such as power systems, overvoltage and insulation matching, relay protection, communication and automatic control, electromagnetic compatibility, grounding design and the like, and the system is a system problem with wide content.

The utility model discloses a novel transformer neutral point grounding resistance cabinet device of grant notice No. CN 210517486U, the power distribution box comprises a box body, the bottom fixedly connected with casing of box inner wall, the top fixedly connected with motor on shells inner wall right side, the output shaft fixedly connected with lead screw of motor, the one end and the left top of shells inner wall of lead screw are rotated and are connected. A novel transformer neutral point grounding resistance cabinet device, be equipped with the universal wheel, air channel and perspective window, can lift up the device through the universal wheel to staff thrust unit in convenient to, remove the device to the assigned position, work load when having reduced staff's transfer device, the practicality of equipment has been improved, and can guarantee the mobility of air in the box, avoid the high temperature, cause equipment to damage, the staff of can also being convenient for maintains equipment, the staff of being convenient for simultaneously observes the inside condition of box, in time discover the problem, bring better use prospect.

This patent can lift the device through the universal wheel, so that staff thrust unit, remove the device to the assigned position, work load when having reduced staff transfer device, the practicality of equipment has been improved, and can guarantee the mobility of air in the box, avoid the high temperature, cause the equipment to damage, the staff of can also being convenient for maintains equipment, the staff of being convenient for observes the inside condition of box simultaneously, in time discover the problem, bring better user prospect, but the structure that the mobile structure used is more, make very inconvenient in the device use, break down very easily, influence the normal use of mobile structure, the cabinet body only ventilates through the louvre of both sides simultaneously, make the radiating effect of the cabinet body relatively poor, very easily because the high temperature of the cabinet body, influence the normal use of the cabinet body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel transformer neutral point resistance to ground cabinet device to solve the insufficient problem of cabinet body heat dissipation.

In order to achieve the above object, the utility model provides a following technical scheme: a novel transformer neutral point grounding resistance cabinet device comprises a cabinet body, wherein two supporting blocks are arranged at the lower end of the cabinet body and respectively welded on two sides of the lower end of the cabinet body, a cabinet cover is arranged on the front side of the cabinet body, and the cabinet cover is hinged on the front side of the cabinet body and can rotate along the front side surface of the cabinet body to open the cabinet body; the cabinet cover is provided with a transparent plate, the transparent plate and the cabinet cover are integrally manufactured and are arranged at the central position of the cabinet cover, so that the condition of the cabinet body can be observed through the transparent plate, electronic devices are arranged in the cabinet body and comprise a grounding transformer, a grounding resistor, a voltage transformer, a current transformer, an isolation switch and the like, a first partition plate is arranged on the inner wall of the cabinet body and fixedly welded at the lower end of the inner wall of the cabinet body, two cylinders are arranged at the lower end of the first partition plate and are respectively welded at two sides of the lower end of the first partition plate, a connecting plate is arranged at the lower end of each cylinder and is fixedly welded at the lower end of the corresponding cylinder, a sliding block is arranged at the lower end of the corresponding connecting plate and is fixedly welded at the central position of the lower end of the corresponding connecting plate, rollers are fixedly, the two insertion rods are respectively welded on two sides of the lower end of the connecting plate, the insertion rods are inserted into the cabinet body through the slots in a sliding mode, and the insertion rods can be inserted into the slots to guarantee the stability of the downward movement of the connecting plate.

Preferably, the cabinet body is worn out in the outside slip of sliding block, and the sliding block can take the gyro wheel to wear out the cabinet body and contact with ground, conveniently removes the operation to the cabinet body.

Preferably, the internal second baffle that is equipped with of cabinet, the fixed welding of second baffle are at the lower extreme inner wall of the cabinet body, the upper end of first baffle is equipped with the fan, and the fan is equipped with two, respectively fixed mounting in the upper end both sides of first baffle.

Preferably, the upper end of the fan passes through the second partition plate through the connecting pipe to be connected with the air collecting frame, the connecting pipe on the fan can pass through the second partition plate to be connected with the air collecting frame in an integrated mode, gas is conveniently collected in the air collecting frame, an air port is formed in the upper end of the air collecting frame, and air in the air collecting frame is conveniently discharged through the air port.

Preferably, the internal dustproof thermovent in side and the dustproof thermovent of upside that is equipped with of cabinet, the fixed both sides of locating the cabinet body of the dustproof thermovent in side to carry out the shutoff with the dustproof thermovent in side through dustproof stopper, compromise radiating effect when making ventilative.

Preferably, the outside of the cabinet body is equipped with the side weather shield, and the fixed welding of side weather shield can shelter from the upper surface of the dustproof thermovent in side on the both sides surface of the cabinet body, avoids the rainwater to contact the dustproof thermovent in side.

Preferably, the upper end of the cabinet body is equipped with the fixed column, and the fixed column is equipped with four, welds respectively in the four corners department of the cabinet body upper end, the upper end of fixed column is equipped with the upper end weather shield, and the fixed welding of upper end weather shield is in the upper end of fixed column, the lower extreme of upper end weather shield is equipped with the guide plate, and the lower surface at the upper end weather shield is evenly laid to the guide plate, and the convenient gas that will blow off leads away fast.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the device can introduce the air into the wind collecting frame through the fan, and then blow out through the air opening on the wind collecting frame, so that the heat generated by the electronic device in the cabinet body can be conveniently blown out together with the air from the side dustproof heat dissipation port and the upper side dustproof heat dissipation port, the cabinet body is effectively cooled, and meanwhile, the side rain shield and the upper end rain shield can effectively protect the side dustproof heat dissipation port and the upper side dustproof heat dissipation port.

2. The device can drive the connecting plate through the cylinder and move down for the inserted bar of connecting plate lower extreme inserts in the slot, makes the sliding block drive the gyro wheel and surpasss the supporting shoe, supports on the ground, makes things convenient for the cabinet body to remove.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a bottom view of the present invention.

In the figure: 1. a cabinet body; 11. a support block; 12. a cabinet cover; 13. a transparent plate; 14. an electronic device; 21. a first separator; 22. a cylinder; 23. a connecting plate; 24. a slider; 25. a roller; 26. inserting a rod; 27. a slot; 31. a second separator; 32. a fan; 33. a wind collecting frame; 34. a tuyere; 41. a side dustproof heat dissipation port; 42. an upper dustproof heat dissipation port; 43. a side rain shield; 44. fixing a column; 45. a rain shield at the upper end; 46. a baffle.

Detailed Description

Referring to fig. 1-3, a novel transformer neutral point grounding resistance cabinet device includes a cabinet body 1, wherein two supporting blocks 11 are provided at the lower end of the cabinet body 1, and are respectively welded at two sides of the lower end of the cabinet body 1, a cabinet cover 12 is provided at the front side of the cabinet body 1, and the cabinet cover 12 is hinged at the front side of the cabinet body 1 and can rotate along the front side surface of the cabinet body 1 to open the cabinet body 1; a transparent plate 13 is arranged on the cabinet cover 12, the transparent plate 13 is integrally formed with the cabinet cover 12 and is arranged at the central position of the cabinet cover 12, so that the condition of the cabinet body 1 can be observed through the transparent plate 13, an electronic device 14 is arranged in the cabinet body 1, the electronic device 14 comprises a grounding transformer, a grounding resistor, a voltage transformer, a current transformer, an isolation switch and the like, a first partition plate 21 is arranged on the inner wall of the cabinet body 1, the first partition plate 21 is fixedly welded at the lower end of the inner wall of the cabinet body 1, two cylinders 22 are arranged at the lower end of the first partition plate 21 and are respectively welded at two sides of the lower end of the first partition plate 21, a connecting plate 23 is arranged at the lower end of each cylinder 22, the connecting plate 23 is fixedly welded at the lower end of each cylinder 22, a sliding block 24 is arranged at the lower end of each sliding block 23, the sliding, the lower end of the connecting plate 23 is provided with two insertion rods 26, the two insertion rods 26 are respectively welded on two sides of the lower end of the connecting plate 23, the insertion rods 26 are inserted into the cabinet body 1 in a sliding mode through the insertion slots 27, the insertion rods 26 can be inserted into the insertion slots 27, and the downward movement stability of the connecting plate 23 is guaranteed.

Referring to fig. 1 and 2, the outer side of the sliding block 24 slides out of the cabinet 1, and the sliding block 24 can drive the roller 25 to pass out of the cabinet 1 to contact with the ground, so as to facilitate the moving operation of the cabinet 1.

Referring to fig. 2, a second partition plate 31 is disposed in the cabinet body 1, the second partition plate 31 is fixedly welded to the inner wall of the lower end of the cabinet body 1, two fans 32 are disposed at the upper end of the first partition plate 21, and the two fans 32 are respectively and fixedly mounted on two sides of the upper end of the first partition plate 21.

Referring to fig. 2, the upper end of the blower 32 passes through the second partition plate 31 and is connected to the air collecting frame 33 through a connecting pipe, the connecting pipe on the blower 32 can pass through the second partition plate 31 and is integrally connected to the air collecting frame 33, so that air is conveniently collected in the air collecting frame 33, the upper end of the air collecting frame 33 is provided with an air opening 34, and the air opening 34 is convenient for discharging the air in the air collecting frame 33.

Referring to fig. 2, a side dustproof heat dissipating port 41 and an upper dustproof heat dissipating port 42 are arranged in the cabinet body 1, the side dustproof heat dissipating port 41 is fixedly arranged at two sides of the cabinet body 1, and the side dustproof heat dissipating port 41 is plugged by a dustproof plug, so that the ventilation effect and the heat dissipating effect are considered at the same time.

Referring to fig. 1 and 2, a side rain shield 43 is disposed outside the cabinet 1, and the side rain shield 43 is fixedly welded to the two side surfaces of the cabinet 1, so as to shield the upper surface of the side dustproof heat sink 41 and prevent rainwater from contacting the side dustproof heat sink 41.

Referring to fig. 1 and 2, the upper end of the cabinet body 1 is provided with four fixing columns 44, the four fixing columns 44 are respectively welded at four corners of the upper end of the cabinet body 1, the upper end of each fixing column 44 is provided with an upper rain baffle 45, the upper rain baffle 45 is fixedly welded at the upper end of the corresponding fixing column 44, the lower end of the upper rain baffle 45 is provided with a flow guide plate 46, and the flow guide plates 46 are uniformly distributed on the lower surface of the upper rain baffle 45, so that blown air can be guided away quickly.

The working principle of the scheme is as follows: during the use, when the cabinet body 1 needs to be moved, the cylinders 22 on two sides can be opened, so that the cylinders 22 drive the connecting plate 23 to move down, the sliding block 24 is driven to slide on the inner wall of the cabinet body 1, until the inserted bar 26 is inserted into the slot 27, the roller 25 at the lower end of the sliding block 24 is extended, the roller 25 at the lower end of the sliding block 24 is supported on the ground, the cabinet body 1 is pushed, the roller 25 rolls on the ground until the cabinet body 1 moves to a proper position, the cylinders 22 are opened again, so that the cylinders 22 drive the connecting plate 23 to move up, the sliding block 24 is driven to slide on the inner wall of the cabinet body 1, until the inserted bar 26 is separated from the slot 27, the roller 25 at the lower end of the sliding block 24 is retracted into the cabinet body.

When the cabinet body 1 uses, the fan 32 of both sides introduces the air into collection wind frame 33, rethread wind gap 34 blows out, make the air pass through the surface of electron device 14, take away the heat that electron device 14 produced through the air, rethread side dustproof thermovent 41 and upside dustproof thermovent 42 blow out, take the heat out of the effectual radiating operation who realizes the cabinet body 1 of the cabinet body 1 with the heat, guide plate 46 can accelerate the flow of air simultaneously, make gas exchange accelerate, side weather shield 43 can carry out effectual rain-proof operation to side dustproof thermovent 41 simultaneously, upper end weather shield 45 can carry out effectual rain-proof operation to upside dustproof thermovent 42.

Claims

1. The utility model provides a novel transformer neutral point resistance to ground cabinet device, includes the cabinet body (1), its characterized in that: the lower extreme of the cabinet body (1) is equipped with supporting shoe (11), the front side of the cabinet body (1) is equipped with cabinet cover (12), be equipped with transparent plate (13) on cabinet cover (12), be equipped with electron device (14) in the cabinet body (1), be equipped with first baffle (21) on the inner wall of the cabinet body (1), the lower extreme of first baffle (21) is equipped with cylinder (22), the lower extreme of cylinder (22) is equipped with connecting plate (23), the lower extreme of connecting plate (23) is equipped with sliding block (24), the lower extreme of sliding block (24) is equipped with gyro wheel (25), the lower extreme of connecting plate (23) is equipped with inserted bar (26), inserted bar (26) are pegged graft in the cabinet body (1) through slot (27) slip.

2. The novel transformer neutral point grounding resistor cabinet device according to claim 1, characterized in that: the outer side of the sliding block (24) slides out of the cabinet body (1).

3. The novel transformer neutral point grounding resistor cabinet device according to claim 1, characterized in that: a second partition plate (31) is arranged in the cabinet body (1), and a fan (32) is arranged at the upper end of the first partition plate (21).

4. The novel transformer neutral point grounding resistor cabinet device according to claim 3, characterized in that: the upper end of the fan (32) passes through the second partition plate (31) through the connecting pipe to be connected with the air collecting frame (33), and an air opening (34) is formed in the upper end of the air collecting frame (33).

5. The novel transformer neutral point grounding resistor cabinet device according to claim 1, characterized in that: the cabinet body (1) is internally provided with a side dustproof heat radiation port (41) and an upper side dustproof heat radiation port (42).

6. The novel transformer neutral point grounding resistor cabinet device according to claim 1, characterized in that: the outer side of the cabinet body (1) is provided with a side rain baffle (43).

7. The novel transformer neutral point grounding resistor cabinet device according to claim 1, characterized in that: the upper end of the cabinet body (1) is provided with a fixing column (44), the upper end of the fixing column (44) is provided with an upper rain baffle (45), and the lower end of the upper rain baffle (45) is provided with a guide plate (46).