Heat dissipation structure of distribution box

Abstract

The utility model provides a heat dissipation structure of a distribution box, which relates to the technical field of dust prevention and heat dissipation, and comprises a fan body, one end of the fan body is fixedly sleeved with an annular mounting block, one side of the annular mounting block is fixedly connected with guide rods which are distributed in an annular array, and one end of each guide rod is fixedly connected with a stop block. The exteriors of the multiple guide rods are movably sleeved with annular supporting plates, one sides of the annular supporting plates fixedly communicate with corrugated pipes, one ends of the corrugated pipes fixedly communicate with one end of the fan body, and one sides of the annular supporting plates are fixedly connected with supporting springs. Through rotation of the rotating ring, the locking hole of the rotating ring is rotated to be inserted and limited with the second fixing rod, so that the filter screen is mounted and fixed, the rotating ring is reversely rotated during disassembly to enable the inserting hole of the rotating ring to be separated from the third fixing rod, disassembly is completed, bolts and tools do not need to be used in the whole disassembly process, and the disassembly efficiency is improved. And the cleaning efficiency of the filter screen is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dustproof heat dissipation technical field especially relates to a heat dissipation structure of distribution box. BACKGROUND

[0002] The distribution box is electrical equipment, has the characteristics of small volume, easy installation, special technical performance, fixed position, unique configuration function, no site restriction, more universal application, stable and reliable operation, high space utilization, less land occupation and environmental protection effect, usually install axial flow fan on the side wall or top of distribution box to dissipate heat inside the distribution box.

[0003] The existing heat dissipation fan usually installs dustproof net outside when working in some areas with more dust, to avoid dust being sucked into the distribution box, but at present dustproof net is mostly fixed outside the heat dissipation fan through bolt, since dustproof net needs to be disassembled regularly for cleaning, thereby leading to the need for special tools to cooperate when disassembling dustproof net, greatly reducing the cleaning efficiency of dustproof net. UTILITY MODEL CONTENTS

[0004] The utility model discloses a heat dissipation structure of distribution box, which can realize the automatic locking of the dustproof net, and the dustproof net can be conveniently disassembled and cleaned, thereby improving the cleaning efficiency of the dustproof net.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A heat dissipation structure of distribution box, comprising a fan body, an annular mounting block is fixedly sleeved on one end of the fan body, a plurality of guide rods are fixedly connected to one side of the annular mounting block in an annular array, a stop block is fixedly connected to one end of the guide rod, an annular support plate is movably sleeved on the outside of the guide rod, a corrugated pipe is fixedly connected to one side of the annular support plate, one end of the corrugated pipe is fixedly communicated with one end of the fan body, a support spring is fixedly connected to one side of the annular support plate, one end of the support spring is fixedly connected to one side of the annular mounting block, and a through hole is formed in one side of the annular support plate in an annular array.

[0007] One side of the annular mounting block is provided with a rotating locking mechanism, and the rotating locking mechanism comprises a first fixed rod, one end of the first fixed rod is fixedly connected to one side of the annular mounting block.

[0008] Preferably, a plurality of first fixed rods are arranged in an annular array with the axis of the annular mounting block as the center, and a second fixed rod is fixedly connected to the other end of the first fixed rod.

[0009] Preferably, one end of the second fixed rod penetrates through the through hole and extends to the other side of the annular support plate, and one end of the second fixed rod is fixedly connected with a third fixed rod.

[0010] Preferably, one side of the rotating ring is provided with a plurality of plug-in holes arranged in an annular array, and a rotating groove is formed in the inner wall of the plug-in hole.

[0011] Preferably, one end of the rotating groove is provided with a locking hole, and the inner wall of the locking hole is slidably inserted with the outer portion of the second fixed rod.

[0012] Preferably, one side of the annular sealing gasket is in contact with the other side of the annular support plate, and the other side of the rotating ring is in contact with one end of the third fixed rod.

[0013] Preferably, the inner wall of the rotating ring is fixedly sleeved with a filter screen, and the other side of the rotating ring is fixedly connected with a plurality of rotating handles arranged in a symmetrical manner.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] In the utility model, through the rotating locking mechanism, the locking hole of the rotating ring is rotated to be inserted with the second fixed rod for limiting, so that the installation and fixation of the filter screen are completed, and when disassembling, the rotating ring is reversely rotated to make the plug-in hole disengage from the third fixed rod to complete the disassembly, the whole disassembly process does not need to use the bolt and the tool cooperation, and the cleaning efficiency of the filter screen is greatly improved. ACCURATE DRAWINGS

[0016] Figure 1 The utility model provides a main body structure schematic diagram of the heat dissipation structure of distribution box;

[0017] Figure 2 The utility model provides a fan body structure perspective drawing of the heat dissipation structure of distribution box;

[0018] Figure 3 The utility model provides a heat dissipation structure of distribution box; Figure 2 The structure enlarged view of A in the middle;

[0019] Figure 4 The utility model provides a annular support plate structure perspective drawing of the heat dissipation structure of distribution box;

[0020] Figure 5 The utility model provides a rotating ring structure explosion drawing of the heat dissipation structure of distribution box.

[0021] Legend: 1. Fan body; 2. Annular mounting block; 3. Guide rod; 4. Stop block; 5. Annular support plate; 6. Bellows; 7. Support spring; 8. Through hole; 9. First fixing rod; 91. Second fixing rod; 92. Third fixing rod; 93. Rotating ring; 94. Annular sealing gasket; 95. Insertion hole; 96. Rotating groove; 97. Locking hole; 98. Filter screen; 99. Rotating handle. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0023] To facilitate understanding of this utility model, a more comprehensive description of this utility model will be provided below with reference to relevant embodiments, and several embodiments of this utility model will be given. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of this utility model more thorough and complete.

[0024] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0026] Example

[0027] like Figures 1-5 As shown, this utility model provides a technical solution: a heat dissipation structure for a distribution box, including a fan body 1, with an annular mounting block 2 fixedly sleeved on one end of the fan body 1. The annular mounting block 2 is made of a sturdy and durable material and has good stability and reliability.

[0028] The side of the annular mounting block 2 is fixedly connected with guide rods 3 arranged in an annular array, one end of the guide rod 3 is fixedly connected with a stop block 4, the outer part of the plurality of guide rods 3 is movably sleeved with an annular support plate 5, the stop block 4 prevents the annular support plate 5 from falling off the guide rod 3.

[0029] The side of the annular support plate 5 is fixedly connected with a corrugated pipe 6, one end of the corrugated pipe 6 is fixedly connected with one end of the fan body 1, the corrugated pipe 6 has good flexibility and sealing performance, and is used for cooperating with the movement of the annular support plate 5, the side of the annular support plate 5 is fixedly connected with a support spring 7, the support spring 7 is a high-strength compression spring, has good elasticity and durability, and is used for driving the annular support plate 5 to move back, one end of the plurality of support springs 7 is fixedly connected with the side of the annular mounting block 2, and the side of the annular support plate 5 is provided with through holes 8 arranged in an annular array.

[0030] The side of the annular mounting block 2 is provided with a rotation locking mechanism, and the rotation locking mechanism comprises a first fixed rod 9, one end of the first fixed rod 9 is fixedly connected with the side of the annular mounting block 2, and the first fixed rod 9 is a high-strength metal rod, and the surface is treated by smoothing.

[0031] The plurality of first fixed rods 9 are arranged in an annular array with the axis of the annular mounting block 2 as the center, the other end of the first fixed rod 9 is fixedly connected with a second fixed rod 91, the second fixed rod 91 is a cylindrical structure, and the diameter of the second fixed rod 91 is greater than that of the first fixed rod 9.

[0032] One end of the second fixed rod 91 penetrates through the through hole 8 and extends to the other side of the annular support plate 5, one end of the second fixed rod 91 is fixedly connected with a third fixed rod 92, the rotation locking mechanism further comprises a rotating ring 93, one side of the rotating ring 93 is fixedly connected with an annular sealing gasket 94, the annular sealing gasket 94 is a soft rubber gasket or a silica gel gasket, has good sealing performance, and can prevent dust and sundries from entering.

[0033] One side of the rotating ring 93 is provided with plug holes 95 arranged in an annular array, the inner wall of the plug hole 95 is provided with a rotating groove 96, the inner diameter of the plug hole 95 matches the diameter of the third fixed rod 92, and is used for guiding the installation of the rotating ring 93, and the inside of the rotating groove 96 matches the diameter of the first fixed rod 9, so that the rotating ring 93 can be smoothly rotated and locked.

[0034] One end of the rotating groove 96 is provided with a locking hole 97, the inner wall of the locking hole 97 is slidably inserted with the outer part of the second fixed rod 91, the size and shape of the locking hole 97 match the second fixed rod 91, the inner wall of the locking hole 97 is connected with the outer part of the second fixed rod 91 in a sliding plug-in manner, so that the rotating ring 93 can be smoothly locked and unlocked.

[0035] One side of the annular sealing gasket 94 is in contact with the other side of the annular support plate 5, the other side of the rotating ring 93 is in contact with one end of the third fixed rod 92, and the other side of the annular sealing gasket 94 is in close contact with the other side of the annular support plate 5, which ensures the sealing and prevents dust from penetrating, and the other side of the rotating ring 93 is in contact with one end of the third fixed rod 92, which serves as a limiting and fixing function.

[0036] The inner wall of the rotating ring 93 is fixedly sleeved with a filter screen 98, and the other side of the rotating ring 93 is fixedly connected with symmetrically distributed rotating handles 99, the filter screen 98 is a high-efficiency dustproof filter screen, which can effectively filter dust and sundries in the air, and the rotating handle 99 is a handle-shaped structure convenient for operation, which can conveniently rotate the rotating ring 93.

[0037] The working process of the utility model is as follows:

[0038] Step one, when disassembling, hold the rotating handle 99 and press the rotating ring 93, so that the rotating ring 93 extrudes the annular support plate 5, the annular support plate 5 drives the supporting spring 7 to shrink through the cooperation of the guide rod 3, and at the same time, the locking hole 97 on the rotating ring 93 moves along the second fixed rod 91 to the first fixed rod 9, because the outside of the first fixed rod 9 is the same in diameter as the rotating groove 96, at this time, the rotating ring 93 is rotated by the rotating handle 99, so that the rotating groove 96 rotates along the outside of the first fixed rod 9, when it is inserted into the hole 95, the pressing on the rotating ring 93 is released, and the hole 95 is sequentially separated from the second fixed rod 91 and the third fixed rod 92 after the elastic force of the supporting spring 7, so that the disassembly is completed;

[0039] Step two, when installing after cleaning the filter screen 98, press the rotating ring 93 through the hole 95 inserted into the outside of the third fixed rod 92, and then rotate the rotating ring 93 until the hole 95 is pressed to the first fixed rod 9, and then rotate the rotating groove 96 along the first fixed rod 9 to the locking hole 97, and then release the pressing on the rotating ring 93, and then the locking hole 97 on the rotating ring 93 is inserted into the second fixed rod 91 by the elastic force of the supporting spring 7, because the diameter of the third fixed rod 92 is greater than that of the second fixed rod 91, the rotating ring 93 is limited and fixed, and the installation of the filter screen 98 is completed.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation structure of a distribution box, comprising a fan body (1), characterized in that: One end of the fan body (1) is externally sleeved with an annular mounting block (2), one side of the annular mounting block (2) is fixedly connected with guide rods (3) arranged in an annular array, one end of the guide rod (3) is fixedly connected with a stop block (4), the outer part of the plurality of guide rods (3) is movably sleeved with annular support plates (5), one side of the annular support plate (5) is fixedly connected with corrugated pipes (6), one end of the corrugated pipe (6) is fixedly connected with one end of the fan body (1), one side of the annular support plate (5) is fixedly connected with support springs (7), one end of the plurality of support springs (7) is fixedly connected with one side of the annular mounting block (2), one side of the annular support plate (5) is provided with through holes (8) arranged in an annular array. One side of the annular mounting block (2) is provided with a rotation locking mechanism, and the rotation locking mechanism comprises a first fixed rod (9), one end of the first fixed rod (9) is fixedly connected with one side of the annular mounting block (2).

2. The heat dissipation structure of a distribution box according to claim 1, characterized in that: A plurality of first fixed rods (9) are arranged in an annular array with the axis of the annular mounting block (2) as the center, and the other end of the first fixed rod (9) is fixedly connected with a second fixed rod (91).

3. The heat dissipating structure of an electrical distribution box according to claim 2, wherein: One end of the second fixed rod (91) penetrates through the through hole (8) and extends to the other side of the annular support plate (5), one end of the second fixed rod (91) is fixedly connected with a third fixed rod (92), and the rotation locking mechanism further comprises a rotating ring (93), one side of the rotating ring (93) is fixedly connected with an annular sealing gasket (94).

4. The heat dissipating structure of an electrical distribution box according to claim 3, wherein: One side of the rotating ring (93) is provided with plug holes (95) arranged in an annular array, and the inner wall of the plug hole (95) is provided with a rotating groove (96).

5. The heat dissipating structure of an electrical distribution box according to claim 4, wherein: One end of the rotating groove (96) is provided with a locking hole (97), and the inner wall of the locking hole (97) is slidably connected with the outer part of the second fixed rod (91).

6. The heat dissipating structure of an electrical distribution box according to claim 4, wherein: One side of the annular sealing gasket (94) is in contact with the other side of the annular support plate (5), and the other side of the rotating ring (93) is in contact with one end of the third fixed rod (92).

7. The heat dissipating structure of an electrical distribution box according to claim 3, wherein: The inner wall of the rotating ring (93) is sleeved with a filter screen (98), and the other side of the rotating ring (93) is fixedly connected with rotating handles (99) arranged in a symmetrical manner.

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