CN216437750U

CN216437750U - Power electronic components safety device

Info

Publication number: CN216437750U
Application number: CN202123135708.2U
Authority: CN
Inventors: 李昊通
Original assignee: Shanghai Xiaoyi Technology Co Ltd
Current assignee: Shanghai Xiaoyi Technology Co Ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-03
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to the technical field of power electronic equipment, and discloses a safety protection device for power electronic components, which comprises a box body, a protection mechanism and a heat dissipation chamber. The heat dissipation chamber is fixedly installed on the right wall of the box body, and the protection mechanism is arranged on the Inside the box, the protection mechanism includes a mounting plate and a support block. The safety protection device for power electronic components can protect the electronic components by arranging a protection mechanism inside the box body. When the box body is collided from the outside, the box body will be impacted by the impact force, and its mounting plate will be damaged. Due to the impact of vibration, the buffer spring is pressed down by moving down the polished rod, and the buffer spring generates a buffer elastic force to buffer, so as to alleviate the impact of the impact force on the box on the electronic components, so as to achieve the protection of the electronic components and start the heat dissipation. The fan can dissipate heat inside the box, so that the electronic components can work more stably, and the practicability of the safety protection device for power electronic components is improved.

Description

Power electronic components safety device

Technical Field

The utility model relates to a power electronic equipment technical field specifically is a power electronic components safety device.

Background

The power electronic equipment which takes a power electronic device as a main functional element comprises a converter, an electronic switch and an electronic alternating current power controller, and the power electronic device can play an effective energy-saving role besides ensuring the normal operation of the electronic equipment. Along with the continuous development of science and technology, the kind of power electronic components is more and more, and the function is also stronger and stronger. The chassis of an electronic device is an important heat transfer link that accepts heat from the interior of the device and dissipates the heat to the surrounding environment. The design of the enclosure is particularly important in electronic devices that use natural heat dissipation and some enclosures.

The existing power electronic component safety protection shell is simple in internal structure, low in protection performance on electronic components and capable of being protected only through a single shell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power electronic components safety device 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: the utility model provides a power electronic components safety device, includes box, protection mechanism and heat dissipation room, heat dissipation room fixed mounting is in the right wall of box, protection mechanism sets up in the inside of box.

The protection mechanism comprises a mounting plate and a supporting block, heat dissipation holes are formed in the upper surface of the mounting plate, a sliding hole is formed in the plate body of the mounting plate, a polished rod is connected to the inside of the sliding hole in a sliding mode, a buffer spring is sleeved on the rod body of the polished rod, and the polished rod is fixedly mounted on the upper surface of the supporting block.

Preferably, the supporting block is fixedly provided with the inner wall of the box body, the top end of the polished rod is fixedly provided with a limiting block, the upper surface of the mounting plate is fixedly provided with an electronic element, the limiting block is arranged to prevent the polished rod from separating from the mounting plate, and the polished rod is arranged to limit the mounting plate.

Preferably, the air inlet has been seted up to the right wall of box, the right wall fixed mounting of box has dustproof filter screen, and the setting of dustproof filter screen can prevent when the heat dissipation, the phenomenon that the dust caused the interference to electronic component is avoided to the inside of the box that its dust got into.

Preferably, the opening has been seted up to the upper surface of heat dissipation chamber, the inside fixed mounting of opening has first protection otter board, the inside upper end fixed mounting of heat dissipation chamber has the mount, and the setting of first protection otter board can prevent that the foreign matter from entering into the inside of heat dissipation chamber, also plays the guard action to radiator fan simultaneously.

Preferably, a heat radiation fan is fixedly mounted inside the fixing frame, a dismounting opening is formed in the right wall of the heat radiation chamber, a side plate is fixedly mounted inside the dismounting opening, and the fixing frame can support and fix the heat radiation fan.

Preferably, the left wall of the box body is provided with ventilation openings, the second protection screen is fixedly mounted inside the ventilation openings, the number of the ventilation openings is three, the three ventilation openings are respectively arranged on the left wall of the box body at equal intervals, and the second protection screen is arranged to prevent foreign matters from entering the box body from the ventilation openings.

Preferably, the hinge is fixedly mounted on the front face of the box body, the box door is fixedly mounted at the other end of the hinge, the supporting legs are fixedly mounted at the bottom of the box body, and the supporting legs can be used for supporting and fixing the box body.

Compared with the prior art, the utility model provides a power electronic components safety device. The method has the following beneficial effects:

this power electronic components safety device, can play the guard action to electronic component through the inside protection machanism that sets up at the box, when the box receives the collision from the external world, the box can receive the impact of impact, its mounting panel can be because vibrations influence, move down buffer spring along the polished rod, its buffer spring produces buffering elasticity and cushions, the impact force that alleviates the box and receive is to electronic component's influence, thereby reach the guard action to electronic component, start radiator fan and can dispel the heat to the inside of box, make electronic component can more stable work, power electronic components safety device's practicality has been improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the protection mechanism of the present invention;

fig. 4 is a schematic view of the sectional structure of the heat dissipation chamber of the present invention.

In the figure: 1. a box body; 2. a protection mechanism; 201. mounting a plate; 202. heat dissipation holes; 203. a limiting block; 204. a support block; 205. a buffer spring; 206. a polish rod; 207. a slide hole; 3. a heat dissipation chamber; 4. an air inlet; 5. a dustproof filter screen; 6. a fixed mount; 7. a first protective screen; 8. a heat radiation fan; 9. a side plate; 10. a vent; 11. a second protective screen; 12. an electronic component; 13. a box door; 14. support the feet.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a power electronic components safety device, includes box 1, protection mechanism 2 and

heat dissipation room

3, and 3 fixed mounting in the right wall of box 1 in the heat dissipation room, protection mechanism 2 set up in the inside of box 1.

The protection mechanism 2 comprises a mounting plate 201 and a supporting block 204, the upper surface of the mounting plate 201 is provided with heat dissipation holes 202, the plate body of the mounting plate 201 is provided with a slide hole 207, the inside of the slide hole 207 is slidably connected with a polish rod 206, the rod body of the polish rod 206 is sleeved with a buffer spring 205, and the polish rod 206 is fixedly mounted on the upper surface of the supporting block 204.

The inner wall of the box body 1 is fixedly installed on the supporting block 204, the limiting block 203 is fixedly installed at the top end of the polish rod 206, the electronic element 12 is fixedly installed on the upper surface of the mounting plate 201, the limiting block 203 is arranged to prevent the polish rod 206 from being separated from the mounting plate 201, the polish rod 206 is arranged to limit the mounting plate 201, the air inlet 4 is formed in the right wall of the box body 1, the dustproof filter screen 5 is fixedly installed on the right wall of the box body 1, the dustproof filter screen 5 is arranged to prevent dust from entering the interior of the box body 1 during heat dissipation and avoid interference of the dust on the electronic element 12, the upper surface of the heat dissipation chamber 3 is provided with an opening, a first protection screen plate 7 is fixedly installed in the opening, the fixing frame 6 is fixedly installed at the upper end in the heat dissipation chamber 3, foreign matters can be prevented from entering the interior of the heat dissipation chamber 3 by the first protection screen plate 7, and meanwhile, the heat dissipation fan 8 is protected, a heat radiation fan 8 is fixedly arranged in the fixing frame 6, a dismounting opening is arranged on the right wall of the heat radiation chamber 3, a side plate 9 is fixedly arranged in the dismounting opening, the fixing frame 6 can support and fix the heat radiation fan 8, a vent 10 is arranged on the left wall of the box body 1, a second protection screen plate 11 is fixedly arranged in the vent 10, the number of the vent 10 is three, the three vents 10 are respectively arranged on the left wall of the box body 1 at equal intervals, the second protection screen plate 11 is arranged to prevent foreign matters from entering the box body 1 from the vent 10, a hinge is fixedly arranged on the front surface of the box body 1, a box door 13 is fixedly arranged at the other end of the hinge, supporting legs 14 are fixedly arranged at the bottom of the box body 1, the supporting legs 14 can support and fix the box body 1, and the electronic element 12 can be protected by arranging the protection mechanism 2 in the box body 1, when box 1 receives the collision from the external world, box 1 can receive the impact of collision power, its mounting panel 201 can be because vibrations influence, move down buffer spring 205 along polished rod 206, its buffer spring 205 produces buffering elasticity and cushions, alleviate the impact force that box 1 received to electronic component 12's influence, thereby reach the guard action to electronic component 12, start radiator fan 8 and can dispel the heat to the inside of box 1, make electronic component 12 can more steady operation, the practicality that has improved power electronic components safety device.

In the actual operation process, when this device uses, can play the guard action to electronic component 12 through setting up protection machanism 2 in the inside of box 1, when box 1 receives the collision from the external world, box 1 can receive the impact of impact force, its mounting panel 201 can be because vibrations influence, move down buffer spring 205 along polished rod 206, its buffer spring 205 produces buffering elasticity and cushions, alleviate the impact force that box 1 received and to electronic component 12's influence, thereby reach the guard action to electronic component 12, start radiator fan 8 and can dispel the heat to the inside of box 1, make electronic component 12 can more steady operation, the practicality of power electronic components and parts safety device has been improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. A safety protection device for power electronic components, comprising a box body (1), a protection mechanism (2) and a heat dissipation chamber (3), characterized in that: the heat dissipation chamber (3) is fixedly mounted on the box body (1) the right wall, the protection mechanism (2) is arranged inside the box (1);

The protection mechanism (2) comprises an installation plate (201) and a support block (204), a heat dissipation hole (202) is formed on the upper surface of the installation plate (201), and a plate body of the installation plate (201) is formed with A sliding hole (207), the interior of the sliding hole (207) is slidably connected with a polished rod (206), the rod body of the polished rod (206) is sleeved with a buffer spring (205), and the polished rod (206) is fixedly installed on the support Upper surface of block (204).

2. A safety protection device for power electronic components according to claim 1, characterized in that: the support block (204) is fixedly installed with the inner wall of the box (1), and the top of the polished rod (206) is fixed A limiting block (203) is installed, and an electronic component (12) is fixedly installed on the upper surface of the installation plate (201).

3. A safety protection device for power electronic components according to claim 1, characterized in that: the right wall of the box body (1) is provided with an air inlet (4), and the right wall of the box body (1) is provided with an air inlet (4). A dust filter (5) is fixedly mounted on the wall.

4. A safety protection device for power electronic components according to claim 1, characterized in that: a through opening is opened on the upper surface of the heat dissipation chamber (3), and a first protection device is fixedly installed inside the through opening. A screen plate (7), a fixing frame (6) is fixedly installed on the inner upper end of the heat dissipation chamber (3).

5. A safety protection device for power electronic components according to claim 4, characterized in that: a cooling fan (8) is fixedly installed inside the fixing frame (6), and a right side of the cooling chamber (3) is installed. The wall is provided with a disassembly opening, and a side plate (9) is fixedly installed inside the disassembly opening.

6 . The safety protection device for power electronic components according to claim 1 , wherein the left wall of the box body ( 1 ) is provided with a vent ( 10 ), and the interior of the vent ( 10 ) is provided with a vent ( 10 ). A second protective mesh plate (11) is fixedly installed, the number of the ventilation openings (10) is three, and the three ventilation openings (10) are respectively opened at the left wall of the box body (1) at equal distances.

7. A safety protection device for power electronic components according to claim 1, characterized in that a hinge is fixedly installed on the front of the box (1), and a box door is fixedly installed at the other end of the hinge (13), supporting feet (14) are fixedly installed on the bottom of the box body (1).