CN218300700U

CN218300700U - Insulating flash of light device of direct current screen

Info

Publication number: CN218300700U
Application number: CN202221882711.2U
Authority: CN
Inventors: 王书林
Original assignee: Zhengzhou Agus Electronic Technology Co ltd
Current assignee: Zhengzhou Agus Electronic Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-13
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses an insulating flash of light device of direct current screen, including relay main part and radiator unit, the mounting groove has been seted up at the middle part of relay main part, and the inside of mounting groove is provided with the quick-witted board of repairing soon, the middle part rear end of quick-witted board is provided with heat radiation fins, and heat radiation fins's middle part has seted up hollow groove, the louvre has been seted up to hollow inslot portion for improve the inside air flow of relay main part radiator unit installs in hollow inslot portion, radiator unit includes fixed screw, casing, installation frame and radiator fan. This insulating flash of light device of direct current screen adopts the setting of mutually supporting between a plurality of subassemblies, not only can improve the inside air flow of relay main part, promotes the radiating efficiency, can also open the board of repairing soon fast simultaneously, reduces the time of pulling down the relay main part, improves maintenance efficiency, but also can carry out independent centre gripping to the pencil after the installation and reduce external force and drag and lead to circuit and cardboard to produce the friction.

Description

Insulating flash of light device of direct current screen

Technical Field

The utility model relates to a direct current screen technical field specifically is an insulating flash of light device of direct current screen.

Background

The DC screen is a novel DC system with the functions of digital control, protection, management and measurement. And debugging the direct current screen, connecting an alternating current power supply to test whether the alternating current dual-power switching device works normally or not, and judging whether the lower port voltage of the dual-power switching device is normal or not. And after the alternating current part tests normally, sequentially closing the alternating current switches of the charging modules, observing whether the modules are normally started, and measuring the output voltage and polarity of the modules. After the charging module is started normally and the output voltage and the polarity are correct, the battery pack switch and each bus switch are switched on, whether the lower opening, the bus closing and the bus control voltage and the polarity of the battery pack switch are correct or not is measured, whether a voltmeter meter is reversely arranged or not is observed, the insulation flash relay adopts a precise measurement circuit and is responsible for measuring the insulation resistance of a positive bus and a negative bus to the ground, and when the condition that the insulation of the buses is poor is monitored, an alarm is generated; and a flash relay is further integrated in the insulated flash relay and provides a flash signal for the system. The main functions and characteristics of the device are as follows: the descending condition of the insulation difference value of the positive bus and the negative bus of the control bus can be monitored.

The insulating flash device in the market has the defect of poor heat dissipation effect, the traditional insulating flash device does not have an active heat dissipation mechanism, and when the internal temperature of the insulating flash device is higher, the temperature cannot be reduced by passive heat dissipation alone.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating flash of light device of direct current screen to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an insulating flash of light device of direct current screen, includes relay main part and radiator unit, the mounting groove has been seted up at the middle part of relay main part, and the inside of mounting groove is provided with the quick-witted board of repairing soon, the middle part rear end of quick-witted board is provided with heat radiation fins, and heat radiation fins's middle part has seted up hollow groove, the louvre has been seted up to hollow inslot portion for improve the inside air flow of relay main part radiator unit installs in hollow inslot portion, radiator unit includes fixed screw, casing, installation frame and radiator fan, the casing is installed in the laminating of fixed screw outer wall, and the middle part of casing is provided with the installation frame, the rear end fixed mounting of installation frame has radiator fan, the casing passes through fixed screw and is fixed with hollow inslot portion.

Furthermore, an air inlet is formed in the top of the relay main body, and the tail end of the air inlet is communicated with the inside of the relay main body.

Furthermore, the axostylus axostyle is installed to fast repair board top bilateral symmetry, and the fast repair board passes through the axostylus axostyle and is connected with the mounting groove rotation, the bottom both sides of fast repair board.

Furthermore, threaded holes are formed in two sides of the bottom of the quick repair plate, positioning screws are inserted into the threaded holes, and the tail ends of the positioning screws are fixed with the relay main body.

Further, a dead slot is formed in the lower portion of the quick repair plate, an LED flash lamp is fixedly mounted inside the dead slot, and the tail end of the LED flash lamp is electrically connected with the relay main body.

Furthermore, the relay main part below electric connection sets up the connector, and relay main part below is located the connector both sides and has seted up the spout, the inside block of spout is provided with the cardboard.

Further, U type groove has been seted up to the bottom of cardboard, and the movable groove has been seted up to the both sides in U type groove, the inside horizontal installation in movable groove has the extrusion spring, and the one end that the movable groove was kept away from to the extrusion spring is provided with splint.

The utility model provides an insulating flash of light device of direct current screen possesses following beneficial effect:

this insulating flash of light device of direct current screen adopts the setting of mutually supporting between a plurality of subassemblies, not only can improve the inside air of relay main part and flow, promotes the radiating efficiency, can also open the overhaul board fast simultaneously, reduces the time of pulling down the relay main part, improves maintenance efficiency, but also can carry out independent centre gripping to the pencil after the installation and reduce external force and drag and lead to circuit and cardboard to produce the friction.

1. The utility model discloses a radiator unit's setting, make radiator fin and the inside heating element of relay main part contact, the heat around the heating element is absorbed to the characteristic of rethread radiator fin self, the inside fixed radiator fan of hollow groove cooperation that sets up at rethread radiator fin middle part rotates and produces wind-force, and pass through the air inlet with the outside air of relay main part and inhale inside the relay main part, and blow to radiator fin, and the heat on the radiator fin is taken away in the flow of air, discharge through the louvre at last, thereby the inside air flow of relay main part has been improved, and promote the radiating efficiency.

2. The utility model discloses a setting of fast repair board for the screw hole that set screw and fast repair board bottom set up breaks away from, and upwards overturn through the axostylus axostyle that fast repair board set up around the top and make the inside trouble component of relay main part expose, the later stage staff's of being convenient for maintenance reduces the time of wholly pulling down the relay main part, improves maintenance efficiency.

3. The utility model discloses a setting of extrusion spring cooperation splint for the both sides of cardboard carry out the block with the spout and fix, and wrap up the outside of connector, the both sides of the circuit behind the U type inslot portion that rethread cardboard bottom set up that the splint cooperation extrusion spring set up are fixed connector internal connection, prevent that external force from dragging and lead to circuit and cardboard to produce the friction.

Drawings

Fig. 1 is an overall schematic front view structure diagram of the insulating flash device of the dc screen of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a heat dissipation fin of an insulated flash device of a dc screen according to the present invention;

fig. 3 is a schematic structural view of a heat dissipation assembly of the insulating flash device of the dc screen according to the present invention;

fig. 4 is a schematic view of the structure of the insulating flash device of the dc screen in the vertical view.

In the figure: 1. a relay main body; 2. mounting grooves; 3. quickly repairing the plate; 4. heat dissipation fins; 5. a hollow groove; 6. heat dissipation holes; 7. a heat dissipating component; 701. a fixing screw; 702. a housing; 703. a mounting frame; 704. a heat radiation fan; 8. an air inlet; 9. a shaft lever; 10. a threaded hole; 11. a set screw; 12. an empty groove; 13. an LED flash lamp; 14. a chute; 15. a connection port; 16. clamping a plate; 17. a U-shaped groove; 18. a movable groove; 19. a compression spring; 20. and (5) clamping the plate.

Detailed Description

As shown in fig. 1-3, an insulation flashing device of a dc screen comprises a relay body 1 and a heat sink 7, wherein a mounting groove 2 is formed in the middle of the relay body 1, a quick-repair plate 3 is disposed inside the mounting groove 2, a heat sink 4 is disposed at the rear end of the middle of the quick-repair plate 3, a hollow groove 5 is formed in the middle of the heat sink 4, a heat sink 6 is formed inside the hollow groove 5, the heat sink 7 for improving the air flow inside the relay body 1 is mounted inside the hollow groove 5, the heat sink 7 comprises a fixing screw 701, a housing 702, the mounting frame 703 and the heat sink 704, the housing 702 is mounted on the outer wall of the fixing screw 701 in a fitting manner, a mounting frame 703 is disposed in the middle of the housing 702, the heat sink is fixedly mounted at the rear end of the mounting frame 704, the heat sink is fixed inside the hollow groove 5 by the fixing screw 701, an air inlet 8 is formed at the top of the relay body 1, the end of the air inlet 8 is communicated with the relay body 1, the heat sink 4 is in contact with the heat element inside the relay body 1, the heat sink 4 absorbs the heat around the heat element by the heat sink 4, and the heat sink 4 blows the heat sink 4 and the heat sink 6 out of the heat sink 1, thereby improving the heat sink efficiency of the relay body 1.

Referring to fig. 1-2, shaft levers 9 are symmetrically installed on two sides of the top of the quick repair plate 3, the quick repair plate 3 is rotatably connected with the installation groove 2 through the shaft levers 9, two sides of the bottom of the quick repair plate 3 are provided with threaded holes 10 on two sides of the bottom of the quick repair plate 3, and positioning screws 11 are inserted into the threaded holes 10, the ends of the positioning screws 11 are fixed to the relay main body 1, empty slots 12 are formed below the quick repair plate 3, LED flashlights 13 are fixedly installed inside the empty slots 12, the ends of the LED flashlights 13 are electrically connected with the relay main body 1, the positioning screws 11 are separated from the threaded holes 10 formed in the bottom of the quick repair plate 3, and fault elements inside the relay main body 1 are exposed by upward overturning the quick repair plate 3 around the shaft levers 9 arranged on the top, which is convenient for maintenance of later-stage workers, time for integrally disassembling the relay main body 1 is reduced, and maintenance efficiency is improved.

Please refer to fig. 4, a connector 15 is electrically connected and disposed below the relay main body 1, sliding grooves 14 are disposed on two sides of the connector 15 below the relay main body 1, a clamping plate 16 is disposed inside the sliding grooves 14, a U-shaped groove 17 is disposed at the bottom of the clamping plate 16, movable grooves 18 are disposed on two sides of the U-shaped groove 17, an extrusion spring 19 is transversely disposed inside the movable grooves 18, a clamping plate 20 is disposed at one end of the extrusion spring 19, which is far away from the movable grooves 18, two sides of the clamping plate 16 are clamped and fixed with the sliding grooves 14, and wrap the outside of the connector 15, and the clamping plate 20 disposed inside the U-shaped groove 17 disposed at the bottom of the clamping plate 16 cooperates with the extrusion spring 19 to fix two sides of a circuit after the internal connection of the connector 15, so as to prevent the circuit from rubbing against the clamping plate 16 due to external force, and prolong the service life of the circuit.

In conclusion, this insulating flash of light device of direct current screen, during the use, at first contact with the heating element of relay main part 1 inside through heat radiation fin 4, the heat around the heating element is absorbed through the characteristic of heat radiation fin 4 self, hollow groove 5 that the rethread heat radiation fin 4 middle part was seted up cooperates its inside fixed radiator fan 704 to rotate and produce wind-force, and inhale relay main part 1 inside air outside through air inlet 8, and blow to heat radiation fin 4, and the heat on heat radiation fin 4 is taken away in the flow of air, discharge through louvre 6 at last, rethread makes the both sides of cardboard 16 and spout 14 carry out the block and fix, and wrap up the outside of connector 15, splint 20 that the inside of U type groove 17 that rethread cardboard 16 bottom set up cooperates extrusion spring 19 to fix the both sides of the circuit after the internal connection of connector 15, prevent that external force from dragging and lead to the circuit and cardboard 16 to produce the friction, accessible set screw 11 breaks away from with the screw hole 10 that the bottom of board 3 soon, and make the upset of axostylus axostyle 1 inside through board 3 that sets up around the top make the relay main part 1 turn over, the maintenance personnel's that the maintenance work of relay is convenient for the later stage is exposed, the maintenance efficiency is improved, relay main part is whole relay main part 1.

Claims

1. The utility model provides an insulating flash of light device of direct current screen, includes relay main body (1) and radiator unit (7), its characterized in that, mounting groove (2) have been seted up at the middle part of relay main body (1), and the inside of mounting groove (2) is provided with repaiies board (3) soon, the middle part rear end of repaiying board (3) soon is provided with heat radiation fins (4), and the middle part of heat radiation fins (4) has seted up hollow groove (5), hollow groove (5) inside has seted up louvre (6) for improve relay main body (1) inside air flow radiator unit (7) are installed inside hollow groove (5), radiator unit (7) are including fixed screw (701), casing (702), installation frame (703) and radiator fan (704), casing (702) are installed in the laminating of fixed screw (701) outer wall, and the middle part of casing (702) is provided with installation frame (703), the rear end fixed mounting of installation frame (703) has radiator fan (704), casing (702) are through fixed screw (701) and hollow groove (5) inside fixed.

2. The insulation flashing device of the dc screen according to claim 1, wherein the relay body (1) is provided with an air inlet (8) at the top, and the end of the air inlet (8) is connected to the inside of the relay body (1).

3. The direct current screen insulation flashing device according to claim 1, wherein the fast repair plate (3) is symmetrically provided with shaft rods (9) at two sides of the top thereof, the fast repair plate (3) is rotatably connected with the installation groove (2) through the shaft rods (9), and the fast repair plate (3) is rotatably connected with two sides of the bottom thereof.

4. The insulation flashing device of the DC screen according to claim 1, wherein threaded holes (10) are formed in two sides of the bottom of the quick repair plate (3), positioning screws (11) are inserted into the threaded holes (10), and the tail ends of the positioning screws (11) are fixed to the relay main body (1).

5. The direct current screen insulation flashing device of claim 1, wherein an empty slot (12) is formed below the quick repair plate (3), an LED flash lamp (13) is fixedly installed inside the empty slot (12), and the tail end of the LED flash lamp (13) is electrically connected with the relay main body (1).

6. The insulation flashing device of the dc screen according to claim 1, wherein a connector (15) is electrically connected to a lower portion of the relay main body (1), and sliding grooves (14) are formed in two sides of the connector (15) and located below the relay main body (1), and a clamping plate (16) is clamped inside the sliding grooves (14).

7. The direct current screen insulation flashing device according to claim 6, wherein a U-shaped groove (17) is formed in the bottom of the clamping plate (16), movable grooves (18) are formed in two sides of the U-shaped groove (17), an extrusion spring (19) is transversely installed inside the movable grooves (18), and a clamping plate (20) is arranged at one end, far away from the movable grooves (18), of the extrusion spring (19).