CN219181036U

CN219181036U - Block terminal cooling mechanism

Info

Publication number: CN219181036U
Application number: CN202223145602.5U
Authority: CN
Inventors: 碗学敏; 杨超; 牛平凯; 赵研
Original assignee: Shandong Huashan Electric Co ltd
Current assignee: Shandong Huashan Electric Co ltd
Priority date: 2022-11-26
Filing date: 2022-11-26
Publication date: 2023-06-13
Anticipated expiration: 2032-11-26

Abstract

The utility model discloses a distribution box heat dissipation mechanism, in particular to the technical field of distribution box auxiliary instruments, which comprises a distribution box body, wherein a distribution box opening and closing door is rotationally connected to the side edge of the distribution box body, a ventilation heat dissipation plate is fixedly connected to the inside of the distribution box opening and closing door, a dustproof air-proof plate is attached to the outer surface of the distribution box opening and closing door, a fixed column is fixedly connected to the outer end of the distribution box opening and closing door, a contraction spring is wound on the outer wall of the fixed column, a movable sleeve rod is sleeved on the outer wall of the fixed column, and a rotary groove is formed in the outer wall of the movable sleeve rod; through block terminal door, ventilation heating panel, shrink spring, spacing post, pull handle, limiting plate and centre gripping pad mutually support for dustproof aviation baffle can effectually fix the cover at ventilation heating panel surface, thereby makes ventilation heating panel can make the block terminal body obtain effectual dustproof effect effectively to prolong the life of block terminal body when not playing the radiating effect.

Description

Block terminal cooling mechanism

Technical Field

The utility model relates to the technical field of auxiliary devices of distribution boxes, in particular to a heat dissipation mechanism of a distribution box.

Background

The distribution box is a general circuit distribution box for all users to use electricity, switch equipment, measuring instruments, protection appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement to form a low-voltage distribution device, a circuit can be switched on or off by means of a manual or automatic switch in normal operation, the circuit can be switched off or alarmed by means of the protection appliances in fault or abnormal operation, various parameters in operation can be displayed by the measuring instruments, certain electric parameters can be adjusted, prompts or signals are sent when the parameters deviate from normal working states, the distribution box is commonly used in various distribution, distribution and power transformation offices, and generally the distribution box needs to dissipate heat inside the distribution box through air circulation through a heat dissipation plate at the front end of the distribution box.

However, the existing cooling mechanism of the distribution box still has a certain problem in the use process, the existing cooling mechanism dissipates heat through the cooling plate of the distribution box, but when the cooling plate is not used, dust possibly enters the distribution box through holes of the cooling plate due to the placement of the cooling plate, and the distribution box cannot work normally due to short circuit, so that the cooling mechanism of the distribution box is particularly provided for the problem.

Disclosure of Invention

In order to overcome the defects of the prior art, the embodiment of the utility model provides a power distribution box heat dissipation mechanism, which comprises a power distribution box opening and closing door, a ventilation heat dissipation plate, a dustproof air prevention plate, a fixed column, a movable loop bar, a rotary groove, a rotary block, a contraction spring, a limit column, a pull handle, a limit plate and a clamping pad, wherein the dustproof air prevention plate can be effectively and fixedly covered on the outer surface of the ventilation heat dissipation plate, so that the ventilation heat dissipation plate can effectively prolong the service life of the power distribution box body due to the effective dustproof effect when the heat dissipation effect of the ventilation heat dissipation plate is not achieved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a block terminal cooling mechanism, includes the block terminal body, the block terminal body side rotates and is connected with the block terminal door of opening and shutting, the inside fixedly connected with ventilation heating panel of block terminal door of opening and shutting, the laminating of block terminal door external surface is provided with dustproof preassigned for an unfavorable turn of events, the block terminal door external end fixedly connected with fixed column that opens and shuts, the winding of fixed column outer wall is provided with the shrink spring, the fixed column outer wall cover is equipped with removes the loop bar, the change groove has been seted up to remove the loop bar outer wall, change groove outer wall rotation is connected with the commentaries on classics piece, change piece one end fixedly connected with limiting plate, fixed column one end fixedly connected with spacing post.

In a preferred embodiment, the bottom end of the limiting plate is fixedly adhered with a clamping pad, and the clamping pad is mutually attached to the dustproof and air-proof plate.

In a preferred embodiment, the top end of the limiting plate is fixedly connected with a pull handle, the pull handle is in an annular arrangement, and the outer wall of the pull handle is provided with anti-skid grains.

In a preferred embodiment, one end of the retraction spring is fixedly connected to the movable loop bar, and the other end of the retraction spring is fixedly connected to the switch box door.

In a preferred embodiment, the limiting plates are provided with four groups on the surface of the dustproof and air-proof plate, and each group of limiting plates corresponds to four opposite angles of the dustproof and air-proof plate.

In a preferred embodiment, the surface of the opening and closing door of the distribution box is provided with a clamping groove, the dustproof air-proof plate is inserted into the clamping groove, and the outer wall of the dustproof air-proof plate is mutually attached to the inner wall of the clamping groove.

The utility model has the technical effects and advantages that:

through block terminal division of open and shut door, ventilation heating panel, dustproof aviation baffle, fixed column, removal loop bar, change groove, commentaries on classics piece, shrink spring, spacing post, pull handle, limiting plate and centre gripping pad mutually support for dustproof aviation baffle can effectually fix the cover at ventilation heating panel surface, thereby makes ventilation heating panel can make the block terminal body obtain effectual dustproof effect effectively to prolong the life of block terminal body when not playing the radiating effect.

Drawings

Fig. 1 is a schematic view showing a three-dimensional structure of a main body of a distribution box according to the present utility model.

Fig. 2 is a schematic view of a three-dimensional structure of a door of the distribution box.

Fig. 3 is an enlarged view of the structure of fig. 2 at a in accordance with the present utility model.

Fig. 4 is a schematic view showing a three-dimensional structure of a ventilation heat dissipation plate according to the present utility model.

Wherein: 1. a distribution box body; 2. a distribution box opening and closing door; 3. a ventilation heat dissipation plate; 4. dustproof and windproof plates; 5. fixing the column; 6. moving the loop bar; 7. a rotary groove; 8. a rotating block; 9. a retraction spring; 10. a limit column; 11. a pull handle; 12. a limiting plate; 13. and a clamping pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the attached drawings 1-4 of the specification, the power distribution box heat dissipation mechanism comprises a power distribution box body 1, wherein a power distribution box opening and closing door 2 is rotationally connected to the side edge of the power distribution box body 1, a ventilation heat dissipation plate 3 is fixedly connected to the inside of the power distribution box opening and closing door 2, a dustproof and air-proof plate 4 is attached to the outer surface of the power distribution box opening and closing door 2, a fixed column 5 is fixedly connected to the outer end of the power distribution box opening and closing door 2, a contraction spring 9 is wound on the outer wall of the fixed column 5, a movable loop bar 6 is sleeved on the outer wall of the fixed column 5, a rotary groove 7 is formed in the outer wall of the movable loop bar 6, a rotary block 8 is rotationally connected to the outer wall of the rotary groove 7, a limit plate 12 is fixedly connected to one end of the rotary block 8, and a limit column 10 is fixedly connected to one end of the fixed column 5; operating personnel is through pulling handle 11 for limiting

plate

12 and 13 contacts to dustproof aviation baffle 4 centre gripping fixed effect, rotates 90 degrees again at this moment with limiting plate 12 a piece 8 as the centre of a circle, makes

limiting plate

12 and 13 to the spacing structure that dustproof aviation baffle 4 formed of clamping pad obtain the contact, thereby makes dustproof aviation baffle 4 can obtain dismantling fast, makes dustproof aviation baffle 4 can be convenient and swift carry out dustproof and windproof's protection to ventilation heating panel 3, makes the life of block terminal body 1 obtain the extension then.

Then, limiting plate 12 bottom adhesion is fixed with clamping pad 13, and clamping pad 13 and dustproof aviation baffle 4 laminating each other utilize this structure to make clamping pad 13 can better carry out the centre gripping to ventilation heating panel 3 fixed stable form when improving dustproof aviation baffle 4 joint at the block terminal door 2 surface that opens and shuts.

Then, limiting plate 12 top fixedly connected with pull handle 11, pull handle 11 are the cyclic annular setting, and pull handle 11 outer wall is provided with anti-skidding line, makes operating personnel can be to the better pulling of limiting plate 12 with rotate through this structure, also makes the anti-skidding effect when rotating pull handle 11 obtain strengthening to a certain extent.

Next, one end of a shrinkage spring 9 is fixedly connected to the movable loop bar 6, and the other end of the shrinkage spring 9 is fixedly connected to the distribution box opening and closing door 2; the limiting plate 12 is clamped and fixed when the dustproof air-proof plate 4 is fixed by utilizing the elastic performance of the contraction spring 9, so that the stability of the dustproof air-proof plate 4 during working is guaranteed.

At this time, limiting plates 12 are provided with four groups on the surface of dustproof and air-proof plate 4, each group of limiting plates 12 corresponds to four opposite angles of dustproof and air-proof plate 4, and dustproof and air-proof plate 4 is clamped by four groups of limiting plates 12, so that dustproof and air-proof plate 4 is more stable and difficult to fall off fixedly at distribution box opening and closing door 2, and the firmness of the device is improved.

It should be noted that, the joint groove has been seted up on the block terminal door 2 surface that opens and shuts, and dustproof aviation baffle 4 inserts and inlays in the joint inslot, and dustproof aviation baffle 4 outer wall and joint inslot wall laminating each other utilize this structure to make dustproof aviation baffle 4 to set up the friction force on block terminal door 2 surface that opens and shuts and increases for the device can dustproof aviation baffle 4 can normal operating.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a block terminal cooling mechanism, includes block terminal body (1), its characterized in that: the utility model discloses a power distribution box, including block terminal body (1), block terminal body (5), movable sleeve pole (6) are provided with to block terminal body (1) side rotation, block terminal door (2) inside fixedly connected with ventilation heating panel (3) that opens and shuts, block terminal door (2) surface laminating is provided with dustproof preamplification board (4), block terminal door (2) outer end fixedly connected with fixed column (5) that opens and shuts, fixed column (5) outer wall winding is provided with shrink spring (9), fixed column (5) outer wall cover is equipped with removes loop bar (6), change groove (7) have been seted up to remove loop bar (6) outer wall, change groove (7) outer wall rotation and be connected with commentaries on classics piece (8), change piece (8) one end fixedly connected with limiting plate (12), fixed column (5) one end fixedly connected with spacing post (10).

2. A heat dissipation mechanism for an electrical box as set forth in claim 1 wherein: the bottom end of the limiting plate (12) is fixedly adhered with a clamping pad (13), and the clamping pad (13) is mutually attached to the dustproof and windproof plate (4).

3. A heat dissipation mechanism for an electrical box as recited in claim 2, wherein: the limiting plate (12) top fixedly connected with pull handle (11), pull handle (11) are cyclic annular setting, pull handle (11) outer wall is provided with anti-skidding line.

4. A heat dissipation mechanism for an electrical box as set forth in claim 1 wherein: one end of the shrinkage spring (9) is fixedly connected to the movable loop bar (6), and the other end of the shrinkage spring (9) is fixedly connected to the distribution box opening and closing door (2).

5. A heat dissipation mechanism for an electrical box as set forth in claim 1 wherein: four groups of limiting plates (12) are arranged on the surface of the dustproof and air-proof plate (4), and each group of limiting plates (12) corresponds to four opposite angles of the dustproof and air-proof plate (4).

6. A heat dissipation mechanism for an electrical box as set forth in claim 1 wherein: the power distribution box opening and closing door (2) surface is provided with a clamping groove, the dustproof air-proof plate (4) is inserted into the clamping groove, and the outer wall of the dustproof air-proof plate (4) is mutually attached to the inner wall of the clamping groove.