CN220476168U - Heat radiation structure of communication circuit module - Google Patents

Abstract

The utility model provides a heat radiation structure of a communication circuit module, which relates to the technical field of communication circuit modules and comprises a slide bar main body and a cooling mechanism, wherein a circuit board is connected to an inner clamping groove of the slide bar main body, a ceramic substrate is arranged at the lower end of the circuit board, the cooling mechanism is arranged above the slide bar main body, and a support column is welded at the upper end of the cooling mechanism. This communication circuit module's heat radiation structure, through cooling mechanism's setting, heat on the circuit board can carry out preliminary heat dissipation through the heat pipe, the structural design of certain angle of connecting plate slope for a rotation axis is rotatory around the central line position of a motor shaft, the pendulum head motion of No. two motors is realized, the scope of flabellum to the circuit board bloies has been increased, small-size flabellum has been realized, accomplish the effect of large tracts of land cooling, take fan heat dissipation and the radiating dual heat dissipation means of heat conduction liquid, can be the furthest dispel the heat to the circuit board.

Description

Heat radiation structure of communication circuit module

Technical Field

The present utility model relates to the field of communication circuit modules, and more particularly to a heat dissipation structure of a communication circuit module.

Background

The communication circuit module is a circuit board integrated with communication functions, such as a Wi-Fi module, a bluetooth module, a GPRS module, etc., and the circuit modules need to be used in various devices, including smart phones, smart home, etc., so that performance stability of the circuit modules needs to be ensured, and meanwhile, heat dissipation needs to be considered. If heat dissipation is not carried out in time, the temperature of the circuit board is too high, the working stability of the circuit board is further affected, and even the service life of circuit components is seriously shortened under serious conditions, so that the service life of the whole equipment is affected.

Through searching, the utility model with the patent number of CN216852886U provides a heat dissipation structure, and the heat dissipation structure provided by the utility model has lower manufacturing cost and wider heat dissipation coverage range. However, in the actual use process, only the heat conducting tube is used for heat dissipation of the circuit board, and the heat dissipation device has the advantages of simple structure and convenient installation, but only the single heat dissipation means is used for heat dissipation, so that the heat dissipation effect on the circuit board is limited, and particularly when the heat dissipation device is operated at high strength, a great amount of heat can be generated, the circuit board can be at a very high working temperature, and if a plurality of heat dissipation means are not adopted, the normal operation of the heat dissipation device cannot be ensured.

Thus, we provide a heat dissipation structure of a communication circuit module.

Disclosure of Invention

The present utility model is directed to a heat dissipation structure of a communication circuit module, which solves the problems set forth in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat radiation structure of communication circuit module, includes draw-bar main part and cooling mechanism, the spout has been seted up to the inside of draw-bar main part, the inside draw-in groove of spout is connected with the circuit board, ceramic substrate is installed to the lower extreme of circuit board, the top of draw-bar main part is provided with cooling mechanism, cooling mechanism's upper end welding has the support column, the upper end welding of support column has the bottom plate, the lower extreme welding of bottom plate has the motor case.

Preferably, the lower end of the ceramic substrate is provided with a heat conduction pipe, the heat conduction pipe is filled with heat conduction liquid, and the heat conduction liquid is made of silicone oil.

Preferably, the cooling mechanism comprises a support column, a bottom plate, a motor case, an ear hook, a first motor, a connecting plate, a first rotating shaft, a second motor, fan blades, a motor sleeve, a second rotating shaft, a first limiting ring, a frame, a third rotating shaft and a second limiting ring.

Preferably, both sides of the motor case are welded with ear hooks, and a first motor is connected to the inside of the motor case through bolts.

Preferably, one end of the first motor is rotationally connected with a connecting plate, and the other end of the connecting plate is rotationally connected with a first rotating shaft.

Preferably, the lower extreme of a rotation axis is installed No. two motors, no. two motor's lower extreme rotation is connected with the flabellum, no. two motor's the outside is installed the motor cover.

Preferably, the outside welding of motor cover has No. two rotation axles, no. two rotation axle's one end welding has a spacing collar, no. two rotation axle's outside rotation is connected with the frame, no. three rotation axle is welded in the outside of frame, no. three rotation axle's one end welding has No. two spacing collars, no. three rotation axle is connected for rotating between with the ear-hook.

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

according to the heat radiation structure of the communication circuit module, through the arrangement of the cooling mechanism, the heat conduction pipe is filled with heat conduction liquid, the heat conduction liquid is made of silicone oil, the silicone oil is made of polydimethylsiloxane, good heat conduction performance and stability are achieved, and heat on the circuit board can be subjected to preliminary heat radiation through the heat conduction pipe.

Starting motor, motor shaft of motor starts to rotate, can drive the connecting plate and rotate, the structural design of certain angle of connecting plate slope, make the rotation axis around the central line position of motor shaft of motor, deflect the rotation, the rotation of deflecting of rotation axis can drive motor two and deflect the rotation simultaneously, the oscillating motion of motor two has been realized, the scope of flabellum to the circuit board is bloied has been increased, small-size flabellum has been realized, accomplish the effect of large tracts of land cooling, the rotation axis has played the supporting role to motor two also can not restrict the rotation motion of motor two, rotation setting between rotation axis and the frame No. three, further increased motor two pivoted flexibility degrees, guaranteed the steady rotation of motor two, adopt fan heat dissipation and the radiating dual heat dissipation means of heat conduction liquid, can furthest dispel the heat to the circuit board and avoided because of circuit board temperature is too high, and then influence the job stabilization of circuit board, also guaranteed that the part can not lead to ageing because of the high temperature, make circuit components possess longer operating life.

Drawings

Fig. 1 is a schematic diagram of a heat dissipation structure of a communication circuit module according to the present utility model;

FIG. 2 is a schematic diagram of a cooling mechanism according to the present utility model;

FIG. 3 is a schematic view of the installation position of the first motor of the present utility model;

FIG. 4 is a schematic diagram of a frame structure of the present utility model;

FIG. 5 is a schematic view of the position structure of a heat pipe according to the present utility model;

fig. 6 is a schematic diagram of a second motor structure according to the present utility model.

Reference numerals in the drawings: 1. a slider body; 2. a chute; 3. a circuit board; 4. a ceramic substrate; 5. a heat conduction pipe; 6. a cooling mechanism; 601. a support column; 602. a bottom plate; 603. a motor case; 604. ear-hanging; 605. a motor I; 606. a connecting plate; 607. a first rotating shaft; 608. a motor II; 609. a fan blade; 610. a motor housing; 611. a second rotating shaft; 612. a first limit ring; 613. a frame; 614. a third rotation shaft; 615. and a second limit ring.

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 fig. 1-6, the present utility model provides a technical solution: the utility model provides a heat radiation structure of communication circuit module, includes draw-bar main part 1 and cooling mechanism 6, and spout 2 has been seted up to the inside of draw-bar main part 1, and the inside draw-in groove of spout 2 is connected with circuit board 3, and the top of draw-bar main part 1 is provided with cooling mechanism 6, and cooling mechanism 6's upper end welding has support column 601, and the upper end welding of support column 601 has bottom plate 602, and the lower extreme welding of bottom plate 602 has motor case 603.

Further, the lower end of the ceramic substrate 4 is provided with the heat conducting pipe 5, the heat conducting pipe 5 is filled with heat conducting liquid, the heat conducting liquid is made of silicone oil, the silicone oil is made of polydimethylsiloxane, and the heat conducting pipe 5 can be used for primarily radiating heat on the circuit board 3.

Further, the cooling mechanism 6 includes the support column 601, the bottom plate 602, the motor box 603, the ear-hang 604, the motor 605, the connecting plate 606, the rotation axis 607, the motor 608 of No. two, the flabellum 609, the motor cover 610, the rotation axis 611 of No. two, the spacing collar 612 of No. one, the frame 613, no. three rotation axis 614 and No. two spacing collars 615, start the motor 605 of No. one, the motor shaft of No. one motor 605 begins to rotate, can drive the connecting plate 606 and rotate, the connecting plate 606 inclines the structural design of certain angle, make the rotation axis 607 around the central line position of the motor shaft of No. one motor 605, deflect the rotation, realize the oscillating motion of No. two motor 608, the scope of blowing of flabellum 609 to circuit board 3 has been increased, small-size flabellum 609 has accomplished the effect of large tracts of land cooling, the rotation setting between No. three rotation axis 614 and the frame 613 has further increased the rotation setting of No. two motor 608, the steady rotation of No. two motor 608 has been guaranteed.

Further, ear hooks 604 are welded on two sides of the motor box 603, a first motor 605 is connected to the motor box 603 through bolts, and the first motor 605 can provide sufficient power for driving a second motor 608 to swing subsequently.

Further, one end of the first motor 605 is rotatably connected with a connecting plate 606, the other end of the connecting plate 606 is rotatably connected with a first rotating shaft 607, the first motor 605 is started, a motor shaft of the first motor 605 starts to rotate, the connecting plate 606 can be driven to rotate, and the connecting plate 606 is inclined by a certain angle, so that the first rotating shaft 607 rotates around the central line of the motor shaft of the first motor 605 in a deflection mode.

Further, the lower extreme of No. two motor 608 is installed to No. one rotation axis 607, and No. two motor 608's lower extreme rotates and is connected with the flabellum 609, and No. two motor 608's the outside is installed motor cover 610, and No. two motor 608 also deflect the rotation of rotation axis 607 and can drive, realizes No. two motor 608's the motion of waving, has increased the scope that the flabellum 609 bloied to circuit board 3, has realized small-size flabellum 609, accomplishes the effect of large tracts of land cooling.

Further, the outside welding of motor cover 610 has No. two rotation axis 611, no. two rotation axis 611's one end welding has No. one spacing collar 612, no. two rotation axis 611's outside rotates and is connected with frame 613, no. three rotation axis 614 has been welded in the outside of frame 613, no. three rotation axis 614's one end welding has No. two spacing collar 615, no. three rotation axis 614 is connected for rotating between the ear-hang 604, no. two rotation axis 611 has also can not restrict the rotary motion of No. two motors 608 when having played the supporting role to No. two motors 608, the rotation setting between No. three rotation axis 614 and the frame 613 has further increased No. two motors 608 rotation flexibility, no. two motors 608's steady rotation has been guaranteed.

Working principle: firstly, remove the heat radiation structure of a communication circuit module to the working position, first step, the inside of heat pipe 5 is full of the heat conduction liquid, the material of heat conduction liquid is silicone oil, silicone oil is the heat conduction liquid of being made by polydimethylsiloxane, have good heat conduction performance and stability, heat on the circuit board 3 can carry out preliminary heat dissipation through heat pipe 5, second step, start motor 605, the motor shaft of motor 605 begins to rotate, can drive connecting plate 606 and rotate, connecting plate 606 cuts the structural design of certain angle, make rotation axis 607 around the central line position of motor shaft of motor 605, deflect the rotation, the third step, the rotation of rotation axis 607 can drive motor 608 and deflect the rotation simultaneously, the oscillating motion of motor 608 No. two, the scope of fan 609 to circuit board 3 bloies has been increased, the effect of small-size fan 609 is accomplished, the fourth step, no. motor 608's support effect has also can not be restricted in the motor shaft 605's motor shaft, no. three rotation axes have cut off the rotation at the center line position of motor shaft 605, the rotation of rotation axis 614 and frame No. 3 has guaranteed that the heat dissipation device is had because of the heat radiation means is had, the heat radiation device's 3 has been guaranteed to have been more stable because of the heat radiation means, the heat radiation device's that the heat radiation device is more stable because of the heat radiation device 3 has been adopted to have the heat radiation device's 3 to have been guaranteed, the service life-span to have high temperature to be further high-speed to the heat radiation circuit part.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The heat dissipation structure of the communication circuit module is characterized by comprising a slide bar main body (1) and a cooling mechanism (6), wherein a sliding groove (2) is formed in the slide bar main body (1), a circuit board (3) is connected to an inner clamping groove of the sliding groove (2), a ceramic substrate (4) is arranged at the lower end of the circuit board (3), the cooling mechanism (6) is arranged above the slide bar main body (1), a supporting column (601) is welded at the upper end of the cooling mechanism (6), a bottom plate (602) is welded at the upper end of the supporting column (601), and a motor box (603) is welded at the lower end of the bottom plate (602).

2. The heat dissipation structure of a communication circuit module according to claim 1, wherein a heat conduction pipe (5) is installed at the lower end of the ceramic substrate (4), the heat conduction pipe (5) is filled with a heat conduction liquid, and the heat conduction liquid is made of silicone oil.

3. The heat dissipation structure of a communication circuit module according to claim 1, wherein the cooling mechanism (6) includes a support column (601), a bottom plate (602), a motor box (603), an ear hook (604), a first motor (605), a connecting plate (606), a first rotating shaft (607), a second motor (608), a fan blade (609), a motor sleeve (610), a second rotating shaft (611), a first limit ring (612), a frame (613), a third rotating shaft (614) and a second limit ring (615).

4. The heat dissipation structure of a communication circuit module according to claim 1, wherein ear hooks (604) are welded on two sides of the motor box (603), and a first motor (605) is connected to an inner bolt of the motor box (603).

5. The heat dissipation structure of a communication circuit module as recited in claim 4, wherein one end of the first motor (605) is rotatably connected with a connecting plate (606), and the other end of the connecting plate (606) is rotatably connected with a first rotating shaft (607).

6. The heat dissipation structure of a communication circuit module according to claim 5, wherein a second motor (608) is mounted at a lower end of the first rotating shaft (607), fan blades (609) are rotatably connected at a lower end of the second motor (608), and a motor sleeve (610) is mounted at an outer side of the second motor (608).

7. The heat dissipation structure of a communication circuit module according to claim 6, wherein a second rotating shaft (611) is welded on the outer side of the motor sleeve (610), a first limit ring (612) is welded on one end of the second rotating shaft (611), a frame (613) is rotatably connected on the outer side of the second rotating shaft (611), a third rotating shaft (614) is welded on the outer side of the frame (613), a second limit ring (615) is welded on one end of the third rotating shaft (614), and a third rotating shaft (614) is rotatably connected with the ear hook (604).