CN212436217U - Circuit board shielding box convenient for conduction and heat dissipation - Google Patents
Circuit board shielding box convenient for conduction and heat dissipation Download PDFInfo
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- CN212436217U CN212436217U CN202021565173.5U CN202021565173U CN212436217U CN 212436217 U CN212436217 U CN 212436217U CN 202021565173 U CN202021565173 U CN 202021565173U CN 212436217 U CN212436217 U CN 212436217U
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- circuit board
- casing
- block
- heat dissipation
- guide block
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Abstract
The utility model discloses a circuit board shielding box convenient to conduction heat dissipation, including casing, electric power component, heat conduction piece, guide block, go up casing and stopper down, the inside surface bolted fixation of casing has the circuit board body down, and the last surface welded fixation of circuit board body has electric power component to the lower surface welded fixation of casing has the heat conduction piece down, the inside side bolted fixation of casing has the fixed block down, and the upper surface of fixed block is provided with the guide block, the inside rotation of guide block is provided with the transmission fan to the surface bolted fixation of guide block has the guiding tube, the gas outlet has been seted up to the surface of going up the casing, and the lower surface welded fixation of going up the casing has the connecting block, the holding tank has been seted up to the left side surface of connecting block. This circuit board shielding box convenient to conduction heat dissipation is provided with heat conduction piece, guide block, transmission fan and guiding tube, can make the more quick heat dissipation of whole device.
Description
Technical Field
The utility model relates to a circuit board shielding box technical field specifically is a circuit board shielding box convenient to conduction heat dissipation.
Background
In the smart machine, people control mechanical device through the good procedure of editor, and the signal of telecommunication is transmitted through the electric power component on the circuit board, in order to make the signal of telecommunication transmission more smooth to need install the circuit board on the shielding box, and then guaranteed that electric power component can normally work.
Some existing circuit board shielding boxes have the following problems:
firstly, the heat dissipation effect is not good, a large amount of heat can be generated when some existing circuit board shielding boxes work due to power elements, the heat can be dissipated passively only by arranging heat dissipation holes on two sides of the shielding box, and the heat at the bottom of the shielding box is difficult to dissipate rapidly, so that the heat dissipation effect of the shielding box is not good easily, and certain installation hidden troubles exist;
second, the dismouting of being not convenient for, some circuit board shielding boxes that have now are in good back of installing the circuit board body, go up the installation between casing and the lower casing and pass through bolt or welded mode and fix together, when the installation is dismantled to needs, need use professional instrument to the dismantlement installation effectiveness that leads to whole device is lower.
Therefore, the circuit board shielding box convenient for conducting and radiating can well solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit board shielding box convenient to conduction heat dissipation to solve some circuit board shielding box radiating effect that have now on the existing market that above-mentioned background art provided not good and the problem of the dismouting of being not convenient for.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board shielding box convenient to conduction heat dissipation, includes casing, electric power component, heat conduction piece, guide block, goes up casing and stopper down, the inside last surface bolted fixation of casing has the circuit board body down, and the last surface welded fixation of circuit board body has electric power component to the lower surface welded fixation of casing has the heat conduction piece down, the inside side bolted fixation of casing has the fixed block down, and the upper surface of fixed block is provided with the guide block, the inside rotation of guide block is provided with the transmission fan to the surface bolted fixation of guide block has the guiding tube, the gas outlet has been seted up to the surface of going up the casing, and the lower surface welded fixation of last casing has the connecting block, the holding tank has been seted up on the left side surface of connecting block, and the inside of holding tank is provided with the stopper to the left side surface laminating of connecting block sets.
Preferably, the appearance of heat conduction piece is semi-cylindrical, and the upper surface of heat conduction piece laminates with the lower surface of circuit board body mutually to heat conduction piece equidistant welded fastening is at the lower surface of casing down.
Preferably, the fixed block is in an inverted L shape, the fixed block is fixed on the inner side of the lower shell through equal-angle bolts, and the fixed block is connected with the guide block in an embedded manner.
Preferably, the guide block is in an inverted funnel shape, the circumference of the guide block is six times larger than the arc length of the fixed block, the outer surface of the guide block is attached to the inner side surface of the lower shell, and the accommodating groove is in a cross shape.
Preferably, go up the casing and pass through connecting block and casing block connection down, and the connecting block inlays with the stopper through the holding tank and is connected, and the stopper constitutes sliding construction with casing down moreover.
Preferably, the connection mode between stopper and the reset spring is the welding, and the appearance of stopper is "native" font of falling to the stopper constitutes revolution mechanic with lower casing.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the circuit board shielding box convenient for conducting and radiating is provided with the heat conducting block, the guide block, the transmission fan and the guide pipe, when the power element generates a large amount of heat, hot air is upward, so that the transmission fan rotates, and then the hot air is led to the air outlet from the guide pipe more quickly, so that the whole device can quickly dissipate the heat inside the shielding box, meanwhile, the shielding box and the mounting table are separated by the heat conducting block, so that the heat on the lower surface of the shielding box is more quickly lost, the power element is protected, the power element works better, and the safety of the whole device is improved;
two, this circuit board shielding box convenient to conduction heat dissipation is provided with the fixed block, the stopper, the connecting block, holding tank and reset spring, through rotating the stopper, can make the stopper light take out from holding the inslot, then under reset spring resumes the effect of deformation, can make casing and lower casing separation down, simultaneously through rotating the guide block, can make fixed block and guide block break away from the state of inlaying the connection, then make the installation of convenient dismantlement more of whole device, then make the maintenance and the installation effectiveness of whole device obtain improving.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic view of the fixed block of the present invention;
FIG. 3 is a schematic view of the heat-conducting block of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 1 according to the present invention;
fig. 5 is a left side view of the connecting block of the present invention.
In the figure: 1. a lower housing; 2. a circuit board body; 3. a power element; 4. a heat conducting block; 5. a fixed block; 6. a guide block; 7. a drive fan; 8. a guide tube; 9. an upper housing; 10. an air outlet; 11. connecting blocks; 12. accommodating grooves; 13. a limiting block; 14. a return spring.
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.
Referring to fig. 1-5, the present invention provides a technical solution: a circuit board shielding box convenient for conduction and heat dissipation comprises a lower shell 1, a circuit board body 2, an electric power element 3, a heat conduction block 4, a fixed block 5, a guide block 6, a transmission fan 7, a guide pipe 8, an upper shell 9, an air outlet 10, a connecting block 11, an accommodating groove 12, a limiting block 13 and a reset spring 14, wherein the circuit board body 2 is fixed on the inner upper surface of the lower shell 1 through bolts, the electric power element 3 is fixed on the upper surface of the circuit board body 2 in a welded mode, the heat conduction block 4 is fixed on the lower surface of the lower shell 1 in a welded mode, the fixed block 5 is fixed on the inner side surface of the lower shell 1 through bolts, the guide block 6 is arranged on the upper surface of the fixed block 5, the transmission fan 7 is rotatably arranged inside the guide block 6, the guide pipe 8 is fixed on the outer surface of the guide block 6 through bolts, the air outlet 10 is formed, holding tank 12 has been seted up to the left side surface of connecting block 11, and the inside of holding tank 12 is provided with stopper 13 to the left side surface laminating of connecting block 11 sets up reset spring 14.
The appearance of heat conduction piece 4 is the semi-cylindrical, and the upper surface of heat conduction piece 4 laminates mutually with the lower surface of circuit board body 2 to heat conduction piece 4 equidistant welded fastening is at the lower surface of casing 1 down, can accelerate the thermal dissipation of shielding box lower surface, thereby makes the security performance of whole device obtain improving.
The appearance of fixed block 5 is down "L" form, and the inboard of casing 1 is down fixed to angle bolts such as fixed block 5 to the connected mode between fixed block 5 and the guide block 6 is connected for inlaying, can make things convenient for the dismantlement and the installation of guide block 6, and then can not influence the maintenance of circuit board body 2.
The appearance of guide block 6 is the funnel form that falls, and the girth of guide block 6 is greater than the six times of the 5 arc length of fixed block to the outward appearance of guide block 6 is laminated mutually with the inboard surface of casing 1 down, and the appearance of holding tank 12 is "ten" font, can make steam with higher speed through transmission fan 7, then makes transmission fan 7 rotate, thereby makes the faster dissipation of the inside heat of whole device.
Go up casing 9 and be connected with 1 block of casing down through connecting block 11, and connecting block 11 inlays through holding tank 12 and stopper 13 and is connected, stopper 13 constitutes sliding construction with casing 1 down moreover, and the convenience is tentatively fixed last casing 9 and casing 1 down.
The connected mode between stopper 13 and reset spring 14 is the welding, and stopper 13's appearance is "soil" font of falling to stopper 13 constitutes revolution mechanic with casing 1 down, can come to dismantle and install last casing 9 and casing 1 down through the pivoted mode, thereby has simplified the step of the dismantlement and the installation of shielding box.
The working principle is as follows: when the circuit board shielding box convenient for conducting and radiating is used, firstly, as shown in fig. 1-3, when the power element 3 works, a large amount of heat can be generated in the shielding box, because the appearance of the heat conducting block 4 is in a semi-cylindrical shape, the upper surface of the heat conducting block 4 is attached to the lower surface of the circuit board body 2, and the heat conducting block 4 is welded and fixed on the lower surface of the lower shell 1 at equal intervals, the heat conducting block 4 can transfer a part of heat on the lower surface of the lower shell 1, meanwhile, because the guide block 6 is in a funnel shape, hot air is converged to one position, so that the transmission fan 7 can rotate, and then the hot air is led to the air outlet 10 from the guide pipe 8, so that the heat in the shielding box can be quickly dissipated, and the stability of the whole device;
according to fig. 1 and fig. 4-5, when the upper housing 9 and the lower housing 1 need to be disassembled, the limiting block 13 is rotated to make the horizontal strip of the limiting block 13 parallel to the longitudinal direction of the accommodating groove 12, then the limiting block 13 is pulled outwards, the limiting block 13 can be quickly restored to the initial position under the action of the restoring deformation of the return spring 14, then the upper housing 9 is pulled to separate the connecting block 11 from the lower housing 1, then the guide block 6 is rotated to separate the guide block 6 from the fixing block 5, and further the circuit board body 2 is convenient for a worker to overhaul, and the content which is not described in detail in the description belongs to the prior art known by the professional in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a circuit board shielding box convenient to conduction heat dissipation, includes casing (1), power component (3), heat conduction piece (4), guide piece (6), goes up casing (9) and stopper (13) down, its characterized in that: the circuit board comprises a lower shell (1), wherein a circuit board body (2) is fixed on the inner upper surface of the lower shell (1) through bolts, an electric power element (3) is fixed on the upper surface of the circuit board body (2) through welding, a heat conduction block (4) is fixed on the lower surface of the lower shell (1) through welding, a fixed block (5) is fixed on the inner side surface of the lower shell (1) through bolts, a guide block (6) is arranged on the upper surface of the fixed block (5), a transmission fan (7) is rotatably arranged in the guide block (6), a guide pipe (8) is fixed on the outer surface of the guide block (6) through bolts, an air outlet (10) is formed in the outer surface of the upper shell (9), a connecting block (11) is fixedly welded on the lower surface of the upper shell (9), an accommodating groove (12) is formed in the left side surface of the, and the left side surface of the connecting block (11) is jointed with a return spring (14).
2. The circuit board shield case for facilitating conductive heat dissipation of claim 1, wherein: the appearance of heat conduction piece (4) is the semi-cylinder, and the upper surface of heat conduction piece (4) and the lower surface of circuit board body (2) are laminated mutually to heat conduction piece (4) equidistant welded fastening is at the lower surface of casing (1) down.
3. The circuit board shield case for facilitating conductive heat dissipation of claim 1, wherein: the appearance of fixed block (5) is "L" form down, and fixed block (5) wait angle bolt fastening at the inboard of casing (1) down to the connected mode between fixed block (5) and guide block (6) is for inlaying the connection.
4. The circuit board shield case for facilitating conductive heat dissipation of claim 1, wherein: the appearance of guide block (6) is the funnel form that falls, and the girth of guide block (6) is greater than six times of fixed block (5) arc length to the outward appearance of guide block (6) is laminated with the inboard surface of lower casing (1) mutually, the appearance of holding tank (12) is "ten" font.
5. The circuit board shield case for facilitating conductive heat dissipation of claim 1, wherein: go up casing (9) and be connected through connecting block (11) and casing (1) block down, and connecting block (11) are inlayed through holding tank (12) and stopper (13) and are connected, and stopper (13) constitute sliding construction with casing (1) down moreover.
6. The circuit board shield case for facilitating conductive heat dissipation of claim 1, wherein: the connection mode between stopper (13) and reset spring (14) is the welding, and the appearance of stopper (13) is "soil" font of falling to stopper (13) and lower casing (1) constitution rotating-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565173.5U CN212436217U (en) | 2020-07-31 | 2020-07-31 | Circuit board shielding box convenient for conduction and heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565173.5U CN212436217U (en) | 2020-07-31 | 2020-07-31 | Circuit board shielding box convenient for conduction and heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212436217U true CN212436217U (en) | 2021-01-29 |
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ID=74274638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021565173.5U Active CN212436217U (en) | 2020-07-31 | 2020-07-31 | Circuit board shielding box convenient for conduction and heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212436217U (en) |
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2020
- 2020-07-31 CN CN202021565173.5U patent/CN212436217U/en active Active
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