CN216598678U

CN216598678U - Better novel distributing type DTU intelligence looped netowrk cabinet of thermal diffusivity

Info

Publication number: CN216598678U
Application number: CN202123243519.7U
Authority: CN
Inventors: 郑小春; 张积杰; 郑自洋
Original assignee: Fujian Ruiyuan Intelligent Technology Co ltd
Current assignee: Fujian Ruiyuan Intelligent Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-24
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a novel distributed DTU intelligent ring main unit with good heat dissipation performance, which comprises a ring main unit, wherein a heat dissipation window is arranged on the ring main unit, a dustproof plate is arranged in the heat dissipation window in a sliding manner, a connecting block is fixedly arranged on the dustproof plate, a telescopic cylinder, a temperature sensor and a motor are fixedly arranged on the inner wall of the ring main unit, and the action output end of the telescopic cylinder is fixedly arranged on the connecting block. Because the heat dissipation window is higher, increase the air convection in the looped netowrk cabinet when the heat dissipation, improve the radiating efficiency.

Description

Better novel distributing type DTU intelligence looped netowrk cabinet of thermal diffusivity

Technical Field

The utility model relates to the technical field of power electronics, in particular to a novel distributed DTU intelligent ring main unit with good heat dissipation performance.

Background

The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

However, in the prior art, the existing ring main unit has strong dependence on the power distribution terminal module DTU, and the power distribution terminal module DTU can generate a large amount of heat in the long-time running process, and especially in summer, if the DTU is burned out due to untimely cooling, great influence is brought to the use of the ring main unit, so that a novel distributed DTU intelligent ring main unit with good heat dissipation is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel distributed DTU intelligent ring main unit with good heat dissipation performance, and aims to solve the problems that the existing ring main unit in the background art has strong dependence on a DTU of a power distribution terminal module, the DTU of the power distribution terminal module can generate a large amount of heat in the long-time operation process, and particularly in summer, if the DTU is burnt out due to untimely cooling, the use of the ring main unit is greatly influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a better novel distributing type DTU intelligence looped netowrk cabinet of thermal diffusivity, includes the looped netowrk cabinet, the last heat dissipation window of having seted up of looped netowrk cabinet, slidable mounting has the dust guard in the heat dissipation window, and fixed mounting has a connecting block on the dust guard, the inner wall fixed mounting of looped netowrk cabinet has telescopic cylinder, temperature sensor and motor, and telescopic cylinder's action output fixed mounting is on the connecting block, the action output fixed mounting of motor rotates on the worm and installs the gear, last fixed mounting of looped netowrk cabinet has the installation piece, rotates in the installation piece and installs the weather shield, weather shield fixed mounting on the gear, last fixed mounting of looped netowrk cabinet has heat dissipation mechanism.

Preferably, the both ends of heat dissipation window have all been seted up the spout, and the equal slidable mounting in spout in both ends of dust guard.

Preferably, the action output end of the motor is fixedly provided with a coupler, and the other end of the coupler is fixedly arranged on the worm.

Preferably, a supporting block is fixedly installed on one side of the ring main unit, a ball bearing is fixedly installed in the supporting block, and one end, far away from the motor, of the worm is rotatably installed in the ball bearing.

Preferably, the rain shield is internally and fixedly provided with a rotating shaft, the two ends of the rotating shaft are rotatably arranged in the mounting block, and the gear is fixedly arranged on the rotating shaft.

Preferably, the bottom of the supporting block is fixedly provided with a rib plate, and the other side of the rib plate is fixedly arranged on the ring main unit.

Preferably, a travel switch is fixedly mounted on the mounting block, and a micro-motion contact of the travel switch is in contact with the rain shield.

The utility model has the beneficial effects that:

according to the utility model, when the ring main unit normally works, the electric elements in the ring main unit automatically dissipate heat, when the temperature in the ring main unit is too high, the telescopic cylinder, the motor, the temperature sensor and the heat dissipation mechanism are mutually matched, when the temperature sensor detects that the temperature in the ring main unit exceeds a set value, the motor is driven to rotate, the rain shield is opened by the rotation of the motor, the telescopic cylinder is driven to drive the dust shield to slide downwards, then the heat dissipation mechanism is driven to dissipate heat of the ring main unit, and due to the higher heat dissipation window, air convection is increased in the ring main unit during heat dissipation, so that the heat dissipation efficiency is improved.

According to the utility model, the sliding groove is formed in the heat dissipation window, the dustproof plate plays a role in limiting and guiding when ascending or descending, the travel switch is fixedly installed on the installation block, the break contact of the travel switch is connected in series with the starting end of the motor, and when the rain shield rotates to a certain angle and contacts the micro contact of the travel switch, the break contact of the travel switch is disconnected, so that the motor stops rotating, and the rain shield is kept in an open state after the motor is powered off due to the self-locking characteristic of the worm.

Drawings

Fig. 1 is a schematic structural diagram of a novel distributed DTU intelligent ring main unit with good heat dissipation performance according to the present invention;

fig. 2 is a schematic view of a connection structure of a novel distributed DTU intelligent ring main unit dust guard with good heat dissipation performance according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a in fig. 2 of the novel distributed DTU intelligent ring main unit with good heat dissipation performance according to the present invention;

fig. 4 is a schematic cross-sectional structure view of a worm of the novel distributed DTU intelligent ring main unit with good heat dissipation performance according to the present invention;

fig. 5 is a schematic view of a connection structure of a worm and a gear of the novel distributed DTU intelligent ring main unit with good heat dissipation performance according to the present invention;

fig. 6 is a schematic view of a connection structure of a rotating shaft of the novel distributed DTU intelligent ring main unit with good heat dissipation performance according to the present invention.

In the figure: 1. a ring main unit; 2. a heat dissipation window; 3. a chute; 4. a dust-proof plate; 5. connecting blocks; 6. a telescopic cylinder; 7. a temperature sensor; 8. a motor; 9. a travel switch; 10. a heat dissipation mechanism; 11. a rain shield; 12. a rotating shaft; 13. mounting blocks; 14. a gear; 15. a worm; 16. a support block; 17. a rib plate; 18. a ball bearing; 19. a coupling is provided.

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.

Referring to fig. 1-6, a novel distributed DTU intelligent ring main unit with good heat dissipation performance comprises a ring main unit 1, a heat dissipation window 2 is arranged on the ring main unit 1, a dust guard 4 is slidably mounted in the heat dissipation window 2, a connecting block 5 is fixedly mounted on the dust guard 4, a telescopic cylinder 6, a temperature sensor 7 and a motor 8 are fixedly mounted on the inner wall of the ring main unit 1, the action output end of the telescopic cylinder 6 is fixedly mounted on the connecting block 5, a gear 14 is rotatably mounted on the action output end of the motor 8, a mounting block 13 is fixedly mounted on the ring main unit 1, a rain guard 11 is rotatably mounted in the mounting block 13, the rain guard 11 is fixedly mounted on the gear 14, a heat dissipation mechanism 10 is fixedly mounted on the ring main unit 1, when the ring main unit 1 normally works, heat is dissipated by an electric element in the ring main unit 1 by itself, when the temperature in the ring main unit 1 is abnormal, after the temperature sensor 7 (adopting a DS18B20 type digital temperature sensor) detects that the temperature in the ring main unit 1 exceeds a set value, the motor 8 is driven to rotate, the motor 8 rotates to drive the worm 15 to rotate, the worm 15 rotates to drive the gear 14 to rotate, the gear 14 rotates to drive the rain baffle 11 to synchronously rotate, the rain baffle 11 rotates and opens in the mounting block 13, the telescopic cylinder 6 is driven to drive the connecting block 5 at the same time, the connecting block 5 drives the dust baffle 4 to slide downwards, and then the heat dissipation mechanism 10 is driven to dissipate heat of the ring main unit 1, because the heat dissipation window 2 of the ring main unit 1 is higher, when the heat dissipation mechanism 10 dissipates heat of the ring main unit 1, the air convection of the ring main unit 1 is increased, the heat dissipation efficiency is improved, and when the temperature sensor 7 detects that the temperature of the ring main unit 1 returns to the set value or below, the heat dissipation mechanism 10 stops working, thereby completing the heat dissipation of the ring main unit 1.

Referring to fig. 2-3, in the utility model, the two ends of the heat dissipation window 2 are both provided with the sliding grooves 3, the two ends of the dust guard 4 are both slidably mounted in the sliding grooves 3, and the sliding grooves 3 are arranged in the heat dissipation window 2, so that when the dust guard 4 ascends or descends, the sliding grooves 3 can limit and guide the dust guard 4.

Referring to fig. 4 and 6, in the present invention, a coupling 19 is fixedly installed at the action output end of the motor 8, the other end of the coupling 19 is fixedly installed on the worm 15, the coupling 19 is fixedly installed at the action output end of the motor 8, and the other end of the coupling 19 is fixedly installed on the worm 15, so that the purpose of driving the worm 15 to synchronously rotate through the coupling 19 when the motor 8 rotates is achieved.

Referring to fig. 4-5, in the present invention, a supporting block 16 is fixedly installed on one side of the ring main unit 1, a ball bearing 18 is fixedly installed in the supporting block 16, one end of the worm 15, which is far away from the motor 8, is rotatably installed in the ball bearing 18, the supporting block 16 is installed on the ring main unit 1, the ball bearing 18 is fixedly installed in the supporting block 16, and the worm 15 is rotatably installed in the ball bearing 18, so that the supporting block 16 can support the worm 15, the worm 15 can rotate more stably, and the friction coefficient between the worm 15 and the supporting block 16 is reduced.

Referring to fig. 1, 2, 5 and 6, in the present invention, a rotation shaft 12 is fixedly installed in a rain shield 11, both ends of the rotation shaft 12 are rotatably installed in an installation block 13, a gear 14 is fixedly installed on the rotation shaft 12, both ends of the rotation shaft 12 are rotatably installed in the installation block 13 by fixedly installing the rotation shaft 12 in the rain shield 11 and the gear 14, when the gear 14 rotates to drive the rotation shaft 12 to rotate, the rotation shaft 12 drives the rain shield 11 to synchronously rotate, and simultaneously, the rain shield 11 rotates in the installation block 13, and the installation block 13 plays a role in supporting and limiting the rotation shaft 12.

Referring to fig. 4 and 5, in the present invention, a rib plate 17 is fixedly installed at the bottom of the supporting block 16, the other surface of the rib plate 17 is fixedly installed on the ring main unit 1, and the rib plate 17 is fixedly installed at the bottom of the supporting block 16, so that the supporting block 16 and the ring main unit 1 are more firmly connected.

Referring to fig. 1 and 5, in the present invention, a travel switch 9 is fixedly mounted on a mounting block 13, a micro contact of the travel switch 9 contacts with a rain shield 11, the travel switch 9 (adopting an LXJM1-8108 type mechanical travel switch) is fixedly mounted on the mounting block 13, a moving contact of the travel switch 9 is connected in series with a starting end of a motor 8, and when the rain shield 11 rotates to a certain angle and contacts with the micro contact of the travel switch 9, the moving contact of the travel switch 9 is disconnected, so that the motor 8 stops rotating.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a better novel distributed DTU intelligence looped netowrk cabinet of thermal diffusivity, includes looped netowrk cabinet (1), its characterized in that: heat dissipation window (2) have been seted up on looped netowrk cabinet (1), and slidable mounting has dust guard (4) in heat dissipation window (2), and fixed mounting has connecting block (5) on dust guard (4), the inner wall fixed mounting of looped netowrk cabinet (1) has telescopic cylinder (6), temperature sensor (7) and motor (8), and the action output end fixed mounting of telescopic cylinder (6) is on connecting block (5), the action output end fixed mounting of motor (8) rotates on worm (15) and installs gear (14), the last fixed mounting of looped netowrk cabinet (1) has installation piece (13), and weather shield (11) are installed to installation piece (13) internal rotation, and weather shield (11) fixed mounting is on gear (14), fixed mounting has heat dissipation mechanism (10) on looped netowrk cabinet (1).

2. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: both ends of the heat dissipation window (2) are provided with sliding grooves (3), and both ends of the dust guard (4) are slidably mounted in the sliding grooves (3).

3. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: the action output end of the motor (8) is fixedly provided with a coupler (19), and the other end of the coupler (19) is fixedly arranged on the worm (15).

4. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: one side of the ring main unit (1) is fixedly provided with a supporting block (16), a ball bearing (18) is fixedly arranged in the supporting block (16), and one end, far away from the motor (8), of the worm (15) is rotatably arranged in the ball bearing (18).

5. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: a rotating shaft (12) is fixedly installed in the rain baffle (11), two ends of the rotating shaft (12) are rotatably installed in the installation block (13), and a gear (14) is fixedly installed on the rotating shaft (12).

6. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: the bottom of the supporting block (16) is fixedly provided with a rib plate (17), and the other surface of the rib plate (17) is fixedly arranged on the ring main unit (1).

7. The novel distributed DTU intelligent ring main unit with better heat dissipation performance as claimed in claim 1, wherein: the installation block (13) is fixedly provided with a travel switch (9), and a micro-motion contact of the travel switch (9) is in contact with the rain shield (11).