CN220321679U - Heat dissipation device - Google Patents
Heat dissipation device Download PDFInfo
- Publication number
- CN220321679U CN220321679U CN202321131616.3U CN202321131616U CN220321679U CN 220321679 U CN220321679 U CN 220321679U CN 202321131616 U CN202321131616 U CN 202321131616U CN 220321679 U CN220321679 U CN 220321679U
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- Prior art keywords
- fan
- base
- annular
- top cover
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 43
- 230000005855 radiation Effects 0.000 claims description 12
- 230000001960 triggered effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 7
- 208000012260 Accidental injury Diseases 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the field of heat dissipation devices, in particular to a heat dissipation device; the heat dissipation device comprises a base, a top cover, a fan, a heat dissipation structure and a switch structure, wherein the heat dissipation structure is arranged on the periphery of the fan, the top cover is detachably connected with the base to form an inner cavity, the fan and the heat dissipation structure are both arranged in the inner cavity, the switch structure is arranged on the base, and the switch structure can trigger and stop the fan when the top cover is separated from the base; according to the utility model, the base and the top cover are detachably connected, so that a user can detach the top cover to observe the condition of the fan and clean the fan, the later maintenance of the heat radiating device is more convenient, and the influence on the heat radiating effect of the heat radiating device caused by excessive dust accumulated on the fan can be avoided; through setting up switch structure, effectively avoided the unexpected circumstances emergence that drops and arouses fan accidental injury personnel of top cap, effectively improved heat abstractor's security.
Description
Technical Field
The utility model relates to the field of heat dissipation devices, in particular to a heat dissipation device.
Background
The heat dissipation device can timely transfer heat generated by machines or other devices in the working process so as to avoid affecting the normal work of the machines or other devices; the heat sink generally includes a housing, a fan, and a heat sink; in the course of the work, in order to avoid the circumstances emergence that causes fan accidental injury personnel because of the casing part drops, current heat abstractor's casing generally sets up to the integral type, is difficult to observe and clean inside fan, not only influences heat abstractor's radiating effect, still is inconvenient for heat abstractor's later maintenance.
Therefore, it is important for those skilled in the art to design a heat sink with a safely detachable housing.
Disclosure of Invention
The utility model aims to solve the technical problems that the heat dissipation device with the shell capable of being safely disassembled is provided for overcoming the defects that the internal fan is difficult to observe and clean, the heat dissipation effect of the heat dissipation device is affected and the later maintenance of the heat dissipation device is inconvenient in the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a heat abstractor, its preferred scheme lies in: the heat dissipation device comprises a base, a top cover, a fan, a heat dissipation structure and a switch structure, wherein the heat dissipation structure is arranged on the periphery of the fan, the top cover is detachably connected with the base to form an inner cavity, the fan and the heat dissipation structure are arranged in the inner cavity, the switch structure is arranged on the base, and the switch structure can trigger and stop the fan when the top cover is separated from the base.
The preferred scheme is as follows: the switch structure is one of a Hall switch, a reset switch, a blade switch or a soft rubber push switch.
The preferred scheme is as follows: the switch structure is an infrared sensor.
The preferred scheme is as follows: the base comprises a first bottom plate, an annular cover body and an annular circuit board, wherein the first bottom plate is detachably connected with a first side face of the annular cover body, the annular circuit board is attached to a second side face of the annular cover body, and the second side face is the face, close to the top cover, of the annular cover body.
The preferred scheme is as follows: the second side of the annular cover body is provided with a first avoidance groove, the switch structure is arranged on the annular circuit board, and when the annular circuit board is attached to the annular cover body, the switch structure can be clamped into the first avoidance groove.
The preferred scheme is as follows: the annular circuit board is provided with a key, a second avoidance groove is formed in the second side face of the annular cover body, and the key can be clamped into the second avoidance groove when the annular circuit board is attached to the annular cover body.
The preferred scheme is as follows: the first bottom plate is a magnetic suction plate, and the magnetic suction plate is detachably connected with the first side face of the annular cover body.
The preferred scheme is as follows: the annular surface of the annular cover body is provided with a plurality of heat dissipation notches.
The preferred scheme is as follows: the heat radiation structure comprises a second bottom plate and a plurality of heat radiation fins distributed on the periphery of the second bottom plate, the second bottom plate is a circular plate, and after the fan is installed with the heat radiation structure, the heat radiation fins can encircle the periphery of the fan.
The preferred scheme is as follows: the top cover is provided with a plurality of column holes, the base is provided with a plurality of fixing columns, and the top cover covers the base and can enable the fixing columns to be clamped into the column holes and fixed.
Compared with the prior art, the utility model has the beneficial effects that the base and the top cover are detachably connected, so that a user can conveniently open the heat dissipating device to observe the condition of the internal fan and timely clean the internal fan, the post maintenance of the heat dissipating device is more convenient, and the influence on the heat dissipating effect of the heat dissipating device due to excessive dust accumulated by the fan can be avoided; further, through setting up switch structure, can in time shut down the fan when the top cap breaks away from the base, effectively avoided the unexpected circumstances emergence that drops and arouses fan accidental injury personnel of top cap, effectively improved heat abstractor's security.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of a heat dissipating device according to the present utility model;
FIG. 2 is a schematic diagram of a heat dissipating device according to the present utility model;
FIG. 3 is a schematic view of the structure of the base of the present utility model;
FIG. 4 is a schematic diagram of a heat dissipating structure according to the present utility model;
fig. 5 is a schematic view of the structure of the top cover in the present utility model.
Detailed Description
Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the present utility model provides a preferred embodiment of a heat dissipating device.
Referring to fig. 1 and 2, the heat dissipating device comprises a base 1, a top cover 2, a fan 3, a heat dissipating structure 4 and a switch structure 5, wherein the heat dissipating structure 4 is arranged on the periphery of the fan 3, the top cover 2 is detachably connected with the base 1 to form an inner cavity, the fan 3 and the heat dissipating structure 4 are arranged in the inner cavity, the switch structure 5 is arranged on the base 1, and the switch structure 5 can trigger and stop the fan 3 when the top cover is separated from the base 1.
In particular, and with reference to fig. 1 and 2, the top cover 2 can overlie the base 1 and form an internal cavity; the inner cavity is mainly used for accommodating the fan 3 and the heat dissipation structure 4; the base 1 is mainly used for installing and fixing the fan 3 and the heat dissipation structure 4; the top cover 2 is mainly used for blocking the fan 3 so as to prevent the fan blades of the fan 3 from injuring personnel in the working process; wherein, the top cover 2 and the base 1 are detachably connected.
Further, referring to fig. 1 and 2, the fan 3 and the heat dissipation structure 4 are mainly used for dissipating heat, and the heat dissipation structure 4 is arranged on the periphery of the fan 3, so that the heat dissipation effect can be improved, the fan 3 and the external environment can be blocked, and the situation that personnel are accidentally injured by the fan 3 in the working process is effectively avoided.
In order to avoid the situation that the fan 3 accidentally injures people caused by falling of the shell parts in the working process, the shell of the existing heat dissipating device is generally integrated, so that the internal fan 3 is inconvenient to observe and clean, the heat dissipating effect of the heat dissipating device is not only affected, but also the later maintenance of the heat dissipating device is inconvenient.
In the embodiment, the base and the top cover are detachably connected, so that a user can disassemble the top cover by himself in the daily use process to observe the working condition of the internal fan and clean the internal fan in time, the later maintenance of the heat dissipating device is more convenient, and the heat dissipating effect of the heat dissipating device can be prevented from being influenced due to excessive dust accumulated by the fan; further, through setting up switch structure, can in time shut down the fan when the top cap breaks away from the base, effectively avoided the unexpected circumstances emergence that drops and arouses fan accidental injury personnel of top cap, effectively improved heat abstractor's security.
In one embodiment, the switch structure 5 is one of a hall switch, a reset switch, a blade switch, or a soft rubber push switch.
In this embodiment, by providing a switch on a side of the base 1 near the top cover 2, and utilizing the characteristic that the switch can switch a part of the circuit between a short circuit and a recovery path, the top cover 2 can be abutted against the switch to start the fan 3 after being fixed on the base 1, and the top cover 2 can be separated from the switch to stop the fan 3 after the top cover 2 is separated from the base 1; the design can detect the opening and closing state of the top cover 2 in time and switch the working state of the fan 3 in time so as to avoid personal accidental injury.
In one embodiment, the switch structure 5 is an infrared sensor.
Specifically, the infrared sensor is disposed on the base 1 and is disposed on a side surface of the base 1 near the top cover 2, when the infrared sensor senses that the top cover 2 is fixed on the base 1, a top cover 2 closing instruction can be sent to open the fan 3, and when the infrared sensor senses that the top cover 2 is separated from the base 1, a top cover 2 separating instruction can be sent to close the fan 3.
In one embodiment, and referring to fig. 3, the base 1 includes a first bottom plate 11, an annular cover 12, and an annular circuit board 13, where the first bottom plate 11 is detachably connected to a first side surface of the annular cover 12, and the annular circuit board 13 is attached to a second side surface of the annular cover 12, and the second side surface is a surface of the annular cover 12 near the top cover 2.
Specifically, referring to fig. 3, the first base plate 11 is mainly used for installing the fan 3 and the heat dissipation structure 4, the first base plate 11 is a circular plate, the first side surface of the annular cover 12 is detachably connected with the first base plate 11, that is, after the annular cover 12 is connected with the first base plate 11, the first side surface of the annular cover 12 is attached to the periphery of the first base plate 11 and forms a cavity with an opening, and the cavity can accommodate the fan 3 and the heat dissipation structure 4.
Further, the annular circuit board 13 is electrically connected with the fan 3, the annular circuit board 13 is attached to the second side surface of the annular cover 12, that is, the annular circuit board 13 is attached to a side surface of the annular cover 12, which is close to the top cover 2, and the switch structure 5 is disposed on the circuit board and is located on a side surface of the circuit board, which is close to the top cover 2.
In one embodiment, referring to fig. 3, a first avoidance groove 121 is formed in the second side surface of the annular cover 12, the switch structure 5 is disposed on the annular circuit board 13, and when the annular circuit board 13 is attached to the annular cover 12, the switch structure 5 can be clamped into the first avoidance groove 121.
Specifically, referring to fig. 3, the first avoidance groove 121 is mainly configured to avoid the switch structure 5, where the switch structure 5 is disposed on a side surface of the circuit board near the top cover 2, and the position of the first avoidance groove 121 corresponds to the position of the switch structure 5, and when the top cover 2 is covered on the annular cover 12, the switch structure 5 is clamped into the first avoidance groove 121, where the switch structure 5 can effectively monitor the open and close state of the top cover 2 by sensing whether the switch structure 5 is located in the first avoidance groove 121; that is, when the switch structure 5 is not in the first escape groove 121, the top cover 2 is in a disengaged state, and when the switch structure 5 is in the first escape groove 121, the top cover 2 is in a closed state.
In one embodiment, referring to fig. 3, a key 131 is disposed on the annular circuit board 13, a second avoidance groove 122 is formed on the second side surface of the annular cover 12, and when the annular circuit board 13 is attached to the annular cover 12, the key 131 can be clamped into the second avoidance groove 122.
Specifically, referring to fig. 3, the second avoidance groove 122 is mainly used for avoiding and accommodating the key 131, the key 131 is disposed on the annular circuit board 13, the key 131 is mainly used for man-machine interaction, such as manually opening or closing a heat dissipating device, the key 131 is disposed on a side surface of the annular circuit board 13, which is close to the top cover 2, the position of the second avoidance groove 122 corresponds to the position of the key 131, and when the top cover 2 is covered on the annular cover 12, the key 131 is clamped into the second avoidance groove 122 and is exposed on the outer surface of the top cover 2.
In one embodiment, the first bottom plate 11 is a magnetic plate, and the magnetic plate is detachably connected to the first side surface of the annular cover 12.
Specifically, by means of detachable connection, the first base plate 11 can be detached conveniently, so as to perform the post maintenance of the heat dissipating device.
In one embodiment, and referring to fig. 3, the annular surface of the annular cover 12 is provided with a plurality of heat dissipation notches 123.
Specifically, and referring to fig. 3, the heat dissipation notches 123 are mainly used for better heat dissipation, and a partition plate 124 is disposed between two adjacent heat dissipation notches 123 to connect the annular cover 12 and the first bottom plate 11.
In one embodiment, and referring to fig. 2 and 4, the heat dissipation structure 4 includes a second bottom plate 41 and a plurality of heat dissipation fins 42 distributed on the outer periphery of the second bottom plate 41, the second bottom plate 41 is a circular plate, and the fan 3 and the heat dissipation structure 4 are mounted such that the heat dissipation fins 42 encircle the outer periphery of the fan 3.
Specifically, and referring to fig. 2 and 4, the second bottom plate 41 is a circular plate, the second bottom plate 41 is attached to the first bottom plate 11, and the diameter of the second bottom plate 41 is equal to or slightly smaller than the diameter of the first bottom plate 11; a plurality of cooling fins 42 are uniformly arranged on the periphery of one side surface of the second bottom plate 41, which is opposite to the first bottom plate 11, and after the fan 3 and the cooling structure 4 are installed and fixed, the plurality of cooling fins 42 on the periphery of the second bottom plate 41 are uniformly distributed on the periphery of the fan 3 so as to improve the cooling performance; also, in order to prevent personnel from touching the fan 3 from the heat radiation notch 123 of the annular cover 12 into the heat radiation device, the interval between the plurality of heat radiation fins 42 should be properly reduced to improve the safety performance of the heat radiation device.
In one embodiment, and referring to fig. 3 and fig. 4, in order to effectively further limit the heat dissipation structure 4, a plurality of arc grooves 43 are provided on the heat dissipation structure 4, where a plurality of arc grooves respectively correspond to a plurality of partition plates 124, and when the heat dissipation structure 4 is mounted on the base 1, inner portions of a plurality of partition plates 124 can be respectively clamped into a plurality of arc grooves 43.
In one embodiment, and referring to fig. 3 and 5, the top cover 2 is provided with a plurality of column holes 21, the base 1 is provided with a plurality of fixing columns 14, and the top cover 2 covers the base 1 so that the fixing columns 14 are clamped into the column holes 21 and fixed.
Specifically, and referring to fig. 3 and 5, the position of the post hole 21 corresponds to the position of the fixing post 14, and when the top cover 2 is covered on the base 1, the fixing post 14 can be snapped into the post hole 21 to fix the top cover 2 on the base 1.
The foregoing description of the preferred embodiments of the present utility model is not intended to limit the scope of the utility model, but rather is intended to cover all modifications and variations within the scope of the present utility model as defined in the appended claims.
Claims (9)
1. A heat sink, characterized in that: the heat dissipation device comprises a base, a top cover, a fan, a heat dissipation structure and a switch structure, wherein the base comprises a first bottom plate, an annular cover body and an annular circuit board, the first bottom plate is detachably connected with a first side face of the annular cover body, the annular circuit board is attached to a second side face of the annular cover body, the second side face is formed by the annular cover body, the annular cover body is close to one face of the top cover, the heat dissipation structure is arranged on the periphery of the fan, the top cover is detachably connected with the base and forms an inner cavity, the fan and the heat dissipation structure are all arranged in the inner cavity, the switch structure is arranged on the base, and the switch structure can be triggered and stopped when the top cover is separated from the base.
2. The heat sink as recited in claim 1, wherein: the switch structure is one of a Hall switch, a reset switch, a blade switch or a soft rubber push switch.
3. The heat sink as recited in claim 1, wherein: the switch structure is an infrared sensor.
4. A heat sink according to claim 3, wherein: the second side of the annular cover body is provided with a first avoidance groove, the switch structure is arranged on the annular circuit board, and when the annular circuit board is attached to the annular cover body, the switch structure can be clamped into the first avoidance groove.
5. A heat sink according to claim 3, wherein: the annular circuit board is provided with a key, a second avoidance groove is formed in the second side face of the annular cover body, and the key can be clamped into the second avoidance groove when the annular circuit board is attached to the annular cover body.
6. A heat sink according to claim 3, wherein: the first bottom plate is a magnetic suction plate, and the magnetic suction plate is detachably connected with the first side face of the annular cover body.
7. A heat sink according to claim 3, wherein: the annular surface of the annular cover body is provided with a plurality of heat dissipation notches.
8. The heat sink as recited in claim 1, wherein: the heat radiation structure comprises a second bottom plate and a plurality of heat radiation fins distributed on the periphery of the second bottom plate, the second bottom plate is a circular plate, and after the fan is installed with the heat radiation structure, the heat radiation fins can encircle the periphery of the fan.
9. The heat sink as recited in claim 1, wherein: the top cover is provided with a plurality of column holes, the base is provided with a plurality of fixing columns, and the top cover covers the base and can enable the fixing columns to be clamped into the column holes and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321131616.3U CN220321679U (en) | 2023-05-10 | 2023-05-10 | Heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321131616.3U CN220321679U (en) | 2023-05-10 | 2023-05-10 | Heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220321679U true CN220321679U (en) | 2024-01-09 |
Family
ID=89421174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321131616.3U Active CN220321679U (en) | 2023-05-10 | 2023-05-10 | Heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220321679U (en) |
-
2023
- 2023-05-10 CN CN202321131616.3U patent/CN220321679U/en active Active
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