CN216775399U

CN216775399U - High-voltage electrical equipment external protection shielding cover capable of being automatically opened

Info

Publication number: CN216775399U
Application number: CN202122816779.2U
Authority: CN
Inventors: 张正华
Original assignee: Yangzhou Xinlong Electric Co ltd
Current assignee: Yangzhou Xinlong Electric Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-06-17
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses an external protective shielding case of high-voltage electrical equipment capable of being automatically opened, which comprises an electrical equipment box and a protective housing, wherein the protective housing is positioned outside the electrical equipment box, a movable panel is arranged on the side surface of the protective housing, shielding layers are arranged on the protective housing and the inner layer of the movable panel, a movable shaft is arranged between the side upper end of the movable panel and the protective housing, the movable panel forms a rotating structure by taking the movable shaft as a shaft, the top end of the movable panel is connected with a movable inhaul cable, and a limit safety lock is arranged between the bottom end of the movable panel and the protective housing. This high-voltage electrical equipment outside protective shield cover that can open automatically is provided with the ventilation hole heat radiation structure that can open automatically, and the electronic rolling structure adjustment of cooperation driving motor and activity cable keeps good sealing barrier propterty and radiating effect, can further open the convenient movable panel structure who overhauls automatically simultaneously, makes things convenient for inside to maintain.

Description

High-voltage electrical equipment external protection shielding cover capable of being automatically opened

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to an external protective shielding case of high-voltage electrical equipment, which can be automatically opened.

Background

In high-voltage electrical equipment's operation use, can receive outside environmental factor's influence to become ordinary waterproof dustproof outside many times, electromagnetic interference etc. can cause certain influence to electrical equipment's normal work in addition, consequently can use protective housing isotructure to ensure electrical equipment's operating stability usually in some environment.

The protective cover casing structure for common electrical equipment is usually a simple closed box structure, which is inconvenient to open quickly and to overhaul and operate by maintainers when being installed and used, and also has an assembled electromagnetic shielding casing which can be disassembled by adopting an electromagnetic shielding casing of electrical equipment with Chinese patent publication No. CN212164096U, when the electric element is simply checked, the effect can be achieved only by pulling out the cover plate, the trouble of dismounting can be saved, when the electric element needs to be maintained, the electromagnetic shielding cover can be popped out only by pressing the iron absorption block, the effect of easy taking out is achieved, but this type of structure wholly seals when using, causes the inside high temperature of device easily, is unfavorable for nimble heat dissipation, and big open heat dissipation can influence the safeguard effect, still needs certain operation of assembling when overhauing the dismouting simultaneously.

Aiming at the problems, the novel design is carried out on the basis of the original electric equipment protective shielding cover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an external protective shielding cover of high-voltage electrical equipment, which can be automatically opened, so as to solve the problems that the structure of the protective shielding cover of the electrical equipment is inconvenient to flexibly open and maintain and the totally-enclosed structure easily influences heat dissipation in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an external protective shielding case of high-voltage electrical equipment capable of being automatically opened comprises an electrical equipment box and a protective housing;

the protective cover shell is positioned on the outer side of the electrical equipment box, the side surface of the protective cover shell is provided with a movable panel, and the inner layers of the protective cover shell and the movable panel are provided with shielding layers;

a movable shaft is arranged between the side upper end of the movable panel and the protective cover shell, and the movable panel forms a rotating structure by taking the movable shaft as a shaft;

meanwhile, the top end of the movable panel is connected with a movable inhaul cable, and a limit safety lock is arranged between the bottom end of the movable panel and the protective housing.

Preferably, the side surface of the movable panel is provided with a vent hole, the inner side surface of the movable panel is provided with a fixed mounting frame, and the inner side of the fixed mounting frame is provided with a cooling fan at a position corresponding to the vent hole.

By adopting the technical scheme, the ventilation holes are reserved to facilitate the matching heat dissipation when the external protection effect is exerted on the internal electrical equipment, and the phenomenon that the internal temperature of the device is overhigh due to the totally-closed protection is avoided.

Preferably, the vent holes are vertically and uniformly distributed on the side surface of the movable panel, a wind shield is arranged between the vent holes and the cooling fan, and the wind shield is hinged with the side edges of the vent holes;

the range of the hinged deflection angle between the wind deflector and the vent is 0-90 deg.

By adopting the technical scheme, the ventilation holes are controlled to be opened and closed through the movable wind shield, and a good sealing protection effect is kept while the ventilation is carried out in time.

Preferably, the wind deflectors are uniformly distributed on the side surface of the movable panel corresponding to the positions of the vent holes, and the outer end of each wind deflector is hinged to the movable connecting rod;

meanwhile, the side face of the top end of the movable panel is provided with a fixed pulley, and the movable stay cable is connected to the upper end of the movable connecting rod after bypassing the fixed pulley.

By adopting the technical scheme, the movable connecting rod can be pulled by the movable stay cable to drive the plurality of wind shields to turn over integrally.

Preferably, a driving motor is installed below the top of the protective housing, a winding wheel is connected with an output end key of the driving motor, and the movable inhaul cable is wound and connected on the outer side of the winding wheel.

By adopting the technical scheme, the movable inhaul cable is convenient to adjust and move through direct electric drive of the driving motor.

Preferably, the control circuit of the driving motor is provided with a single chip microcomputer controller, and a temperature sensor is arranged in the protective housing;

the temperature sensor and the single chip microcomputer controller form communication connection, the single chip microcomputer controller drives the driving motor in a stepping control mode, and the single chip microcomputer controller synchronously starts the cooling fan.

By adopting the technical scheme, the ventilation holes at the protective cover shell can be automatically opened when the temperature in the device is too high, and the cooling fan is started to synchronously promote heat dissipation.

Preferably, a control switch is installed on the outer side of the top of the protective casing, the control switch is connected with a power circuit of the driving motor, and the control switch is directly connected with the driving motor in an independent switch circuit control mode.

By adopting the technical scheme, when the whole movable panel is required to be opened, after the limit safety lock is opened, the driving motor is directly controlled by the control switch to pull the movable panel to integrally turn around the movable shaft, and the movable panel is automatically opened to facilitate operations such as internal maintenance and the like.

Compared with the prior art, the utility model has the beneficial effects that: the external protective shielding cover of the high-voltage electrical equipment capable of being automatically opened,

1. the device is provided with a ventilation hole heat dissipation structure capable of being automatically opened, in the using process of the device, a protective housing is matched with a movable panel to form a relatively closed integral protective structure, meanwhile, the side edge of the ventilation hole is provided with a wind shield, the wind shield can be conveniently and flexibly opened and closed through the hinged linkage of a movable connecting rod, the closed protection and the opened heat dissipation are timely carried out, the real-time temperature monitoring control is carried out through the matching of a temperature sensor, a driving motor can flexibly roll up the movable stay rope to pull the movable connecting rod, the automatic opening and closing control heat dissipation of the device is facilitated, and the good closed protection performance and the good heat dissipation effect are kept;

2. be provided with the movable panel structure that can open convenient maintenance fast automatically, in the use of device, the electronic rolling structure of cooperation driving motor and activity cable equally, fixed spacing back of relieving spacing safety lock, the activity panel wholly can constitute around the loose axle and deflect the structure of opening and shutting, activity cable is in activity panel department around the fixed pulley setting simultaneously, can directly drive the whole upset of activity panel and open through pulling activity cable, carry out inside maintenance operation etc. after the device of being convenient for is opened automatically.

Drawings

FIG. 1 is a schematic front sectional view of the heat sink of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view in front cross section when the present invention is opened for inspection;

FIG. 4 is a schematic perspective view of the present invention;

FIG. 5 is a schematic view of a movable connecting rod according to the present invention;

fig. 6 is a schematic view of a driving motor control system according to the present invention.

In the figure: 1. an electrical equipment box; 2. a protective housing; 3. a movable panel; 4. a shielding layer; 5. a movable shaft; 6. a movable stay cable; 7. a limit safety lock; 8. a vent hole; 9. fixing the mounting rack; 10. a heat radiation fan; 11. a wind deflector; 12. a movable connecting rod; 13. a fixed pulley; 14. a drive motor; 15. a winding wheel; 16. a single chip controller; 17. a temperature sensor; 18. and controlling the switch.

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.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a high-voltage electrical equipment outside protective shield that can open automatically, including electrical equipment box 1 and protective housing 2, protective housing 2 is located electrical equipment box 1's the outside, and protective housing 2's side is provided with movable panel 3, and protective housing 2 all is provided with shielding layer 4 with the inlayer of movable panel 3, be provided with loose axle 5 between movable panel 3's the side upper end and the protective housing 2, and movable panel 3 uses loose axle 5 to constitute rotary structure as the axle, movable panel 3's top is connected with movable cable 6 simultaneously, and install spacing safety lock 7 between movable panel 3's the bottom and the protective housing 2.

As shown in fig. 1-2 and 5, the side surface of the movable panel 3 is opened with a vent hole 8, and the inner side surface of the movable panel 3 is installed with a fixed mounting frame 9, and the inner side of the fixed mounting frame 9 is mounted with a heat radiating fan 10 at a position corresponding to the ventilation hole 8, the ventilation holes 8 are reserved for being matched with heat dissipation when the internal electrical equipment is protected from outside, the over-high internal temperature of the device caused by totally-enclosed protection is avoided, the ventilation holes 8 are vertically and uniformly distributed on the side surface of the movable panel 3, a wind shield 11 is arranged between the ventilation holes 8 and the heat dissipation fan 10, and the wind deflector 11 and the side edge of the vent hole 8 are hinged, the hinged deflection angle between the wind deflector 11 and the vent hole 8 ranges from 0 to 90 degrees, the opening and closing of the ventilation holes 8 are controlled through the movable wind shield 11, so that good sealing and protecting effects are kept while timely ventilation is realized.

Combine fig. 1 and fig. 3 to show, the position evenly distributed that the deep bead 11 corresponds ventilation hole 8 in the side surface of activity panel 3, and the outer end of every deep bead 11 all articulates in movable connecting rod 12, the top side of activity panel 3 is provided with fixed pulley 13 simultaneously, and activity cable 6 is connecting in movable connecting rod 12's upper end after walking around fixed

pulley

13, 6 pulling movable connecting rod 12 of accessible activity cable, it carries out whole upset to drive a plurality of deep beads 11, driving motor 14 is installed to the top below of protective housing 2, and driving motor 14's output end key connection has wind-up wheel 15, and activity cable 6 is convoluteed in the wind-up wheel 15 outside and is connected, be convenient for adjust the activity through driving motor 14 direct electric drive activity cable 6.

Referring to fig. 1-3 and fig. 6, the control circuit of the driving motor 14 is provided with a single chip microcomputer controller 16, and a temperature sensor 17 is installed inside the protective housing 2, the temperature sensor 17 and the single chip microcomputer controller 16 form a communication connection, and the single chip microcomputer controller 16 drives the driving motor 14 in a stepping control manner, and the single chip microcomputer controller 16 synchronously starts the cooling fan 10, so as to automatically open the ventilation hole 8 at the protective housing 2 when the temperature inside the device is too high, and simultaneously start the cooling fan 10 to synchronously promote cooling, a control switch 18 is installed on the outer side of the top of the protective housing 2, and the control switch 18 is connected with the power circuit of the driving motor 14, and the control switch 18 directly forms an independent switch circuit control connection with the driving motor 14, when the whole movable panel 3 needs to be opened, after the limit safety lock 7 is opened, the driving motor 14 is directly controlled by the control switch 18 to pull the movable panel 3 to turn around the movable shaft 5 integrally, the movable panel 3 is automatically opened to facilitate operations such as internal maintenance and the like.

The working principle is as follows: when the external protective shield cover of the high-voltage electrical equipment capable of being automatically opened is used, the electrical equipment box 1 is integrally arranged in the protective shield cover 2 and is matched with the movable panel 3 to keep the integral relative closed state, thereby playing the role of effective external environment isolation and protection, meanwhile, the temperature sensor 17 carries out real-time temperature monitoring internally, when the temperature is too high, the driving motor 14 rotates, the movable connecting rod 12 is pulled by rolling the movable inhaul cable 6 through the rolling wheel 15 to drive the wind shield 11 to turn over and open the vent hole 8, the heat dissipation fan 10 is synchronously started to dissipate heat, when the movable panel 3 needs to be integrally opened for facilitating the operations of internal maintenance and the like, the limit safety lock 7 can be opened firstly, the control switch 18 is directly pressed, and at the moment, the whole movable panel 3 can be overturned around the movable shaft 5 under the condition that the driving motor 14 pulls the movable inhaul cable 6, so that the movable panel 3 is quickly and automatically opened.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-voltage electrical equipment outside protection shield cover that can open automatically, includes electrical equipment box (1) and protective housing (2), its characterized in that:

the protective cover casing (2) is positioned on the outer side of the electrical equipment box (1), the side surface of the protective cover casing (2) is provided with a movable panel (3), and the inner layers of the protective cover casing (2) and the movable panel (3) are provided with shielding layers (4);

a movable shaft (5) is arranged between the upper end of the side of the movable panel (3) and the protective cover (2), and the movable panel (3) forms a rotating structure by taking the movable shaft (5) as a shaft;

meanwhile, the top end of the movable panel (3) is connected with a movable inhaul cable (6), and a limit safety lock (7) is installed between the bottom end of the movable panel (3) and the protective housing (2).

2. An automatically openable external protective shield for high voltage electrical equipment according to claim 1, wherein: ventilation hole (8) have been seted up to the side surface of activity panel (3), and the inboard surface mounting of activity panel (3) has fixed mounting bracket (9) to radiator fan (10) are installed at the position that corresponds ventilation hole (8) to the inboard of fixed mounting bracket (9).

3. An automatically openable external protective shield for high voltage electrical equipment according to claim 2, wherein: the ventilation holes (8) are vertically and uniformly distributed on the side surface of the movable panel (3), a wind shield (11) is arranged between the ventilation holes (8) and the cooling fan (10), and the wind shield (11) is hinged with the side edges of the ventilation holes (8);

the range of the hinged deflection angle between the wind deflector (11) and the vent hole (8) is 0-90 degrees.

4. An automatically openable external protective shield for high voltage electrical equipment according to claim 3, wherein: the wind deflectors (11) are uniformly distributed on the side surface of the movable panel (3) corresponding to the positions of the vent holes (8), and the outer end of each wind deflector (11) is hinged to a movable connecting rod (12);

meanwhile, a fixed pulley (13) is arranged on the side face of the top end of the movable panel (3), and the movable stay cable (6) is connected to the upper end of the movable connecting rod (12) after bypassing the fixed pulley (13).

5. An automatically openable external protective shield for high voltage electrical equipment according to claim 1 or 4, wherein: a driving motor (14) is installed below the top of the protective housing (2), the output end of the driving motor (14) is in keyed connection with a winding wheel (15), and the movable inhaul cable (6) is wound and connected on the outer side of the winding wheel (15).

6. An automatically openable external protective shield for high voltage electrical equipment according to claim 5, wherein: a control circuit of the driving motor (14) is provided with a single chip microcomputer controller (16), and a temperature sensor (17) is arranged in the protective housing (2);

the temperature sensor (17) and the single chip microcomputer controller (16) form communication connection, the single chip microcomputer controller (16) carries out stepping control driving on the driving motor (14), and the single chip microcomputer controller (16) synchronously starts the cooling fan (10).

7. An automatically openable external protective shield for high voltage electrical equipment according to claim 5, wherein: the control switch (18) is installed on the top outer side of the protective cover shell (2), the control switch (18) is connected with a power circuit of the driving motor (14), and the control switch (18) directly forms independent switch circuit control connection with the driving motor (14).