CN214757589U

CN214757589U - Bluetooth PCB intelligent device supporting multiple numbers

Info

Publication number: CN214757589U
Application number: CN202120965424.7U
Authority: CN
Inventors: 刘颖
Original assignee: Shenzhen Tiancheng Electronics Co ltd
Current assignee: Shenzhen Tiancheng Electronics Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-16
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a bluetooth PCB intelligent device supporting multiple numbers, which comprises a heat dissipation mechanism and an overcurrent protection mechanism arranged at the front end of the heat dissipation mechanism, wherein the heat dissipation mechanism comprises a frame, a first heat dissipation plate and a second heat dissipation plate which are respectively and fixedly connected at the upper end and the lower end of the frame, the inner sides of the first heat dissipation plate and the second heat dissipation plate are uniformly distributed with heat dissipation parts which are mutually staggered, the inner parts of the first heat dissipation plate and the second heat dissipation plate are uniformly distributed with heat dissipation holes which are penetrated through from front to back, and the heat dissipation holes are communicated with the inner part of the frame through holes, the heat dissipation mechanism also comprises a negative pressure fan which is fixedly connected at one side of the frame, when a circuit board works, the negative pressure fan is started, the inner part of the frame forms negative pressure and absorbs air through the through holes and the heat dissipation holes, the heat dissipation area of the first heat dissipation plate is increased, and simultaneously absorbs air from a filter screen, the air passes through the heat dissipation parts at the inner side of the first heat dissipation plate in an up-down surrounding way, the heat dissipation area is increased once, the double increase of the heat dissipation area is realized, and the heat dissipation effect is good.

Description

Bluetooth PCB intelligent device supporting multiple numbers

Technical Field

The utility model relates to a PCB circuit board technical field specifically is bluetooth PCB intelligent device who supports many numbers.

Background

The PCB, a so-called printed circuit board in chinese, is an important electronic component, a support for electronic components, a carrier for electrical interconnection of electronic components, and is called a "printed" circuit board because it is manufactured by electronic printing.

The patent application (application date 2012-06-06, application number 201220264709.9) has applied for a multi-number communication terminal, which includes a dialing module; the storage device is used for saving the past communication records of the local computer; the control unit is in communication connection with the dialing module and receives a called number; and the communication record analyzer is in communication connection with the control unit and the storage device respectively, and is used for matching and analyzing the input called number and the communication record information in the storage device and returning a calling number which is in communication with the called number to the control unit so as to use the calling number for communication.

Above-mentioned patent has solved the problem that smart machine does not support many numbers on the existing market, but in use discovers that this kind of equipment relies on when the bluetooth circuit board, because the produced heat of circuit board need be calculated many times is very high, and the radiating effect is poor to the electric current size that the circuit board bore is certain, causes the irreversible damage of circuit board easily when producing the electric current too big.

To above problem, improve current device, proposed the bluetooth PCB intelligent device who supports many numbers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bluetooth PCB intelligent device who supports many numbers adopts this device to work to circuit board heat dissipation is poor in having solved above-mentioned background, and the too big problem that causes the circuit board to damage of electric current.

In order to achieve the above object, the utility model provides a following technical scheme: support bluetooth PCB intelligent device of many numbers, including heat dissipation mechanism and the overcurrent protection mechanism of setting at heat dissipation mechanism front end, heat dissipation mechanism includes the frame and first heating panel and the second heating panel of fixed connection lower extreme on the frame respectively, the inboard evenly distributed of first heating panel and second heating panel has the heat-dissipating part that interlocks each other, the inside evenly distributed of first heating panel and second heating panel has the louvre that runs through from beginning to end, and the louvre link up through the inside of through-hole with the frame, heat dissipation mechanism still includes the negative pressure fan of fixed connection in frame one side.

Furthermore, the heat dissipation holes and the through holes are sequentially arranged from large to small, and a filter screen is fixedly connected to the other side of the frame.

Furthermore, the top of the first heat dissipation plate and the bottom of the second heat dissipation plate are fixedly connected with circuit boards.

Furthermore, the overcurrent protection mechanism comprises a shell and a rotating block which is rotatably connected to the front end of the shell, and a rotating groove corresponding to the rotating block is formed in the shell.

Further, the outer wall fixedly connected with insulating ring of turning block, six groups of tin lines of fixedly connected with between insulating ring and the turning block, the rear end fixedly connected with of turning block leads electrical pillar, and the pivot is connected with the one end of six groups of tin lines, and the other end of six groups of tin lines runs through the insulating ring.

Further, the outer wall of leading electrical pillar rotates and is connected with the pivot, fixedly connected with first wire in the pivot, and the other end of first wire runs through the casing and extends.

Furthermore, the overcurrent protection mechanism comprises a limiting groove arranged above and below the inner part of the shell and a conductive block movably arranged in the limiting groove.

Further, a spring is fixedly connected between the conductive block and the inner wall of the limiting groove, and the spring is fixedly connected with the circuit board through a second lead.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a support bluetooth PCB intelligent device of many numbers, the circuit board is at the during operation, through starting negative pressure fan, the inside negative pressure that forms of frame absorbs the air through-hole, louvre, the heat radiating area of first heating panel has been increased to absorb the air from the filter screen simultaneously, the air encircles from top to bottom between the inboard heat radiating part of first heating panel and passes through, has increased heat radiating area once, has realized dual increase heat radiating area, and the radiating effect is good.

2. The utility model provides a support bluetooth PCB intelligent device of many numbers, when the high operation work of circuit board, can strengthen the electric current that passes through, at first need follow first wire between the electric current entering circuit board, the apparatus further comprises a rotating shaft, flow through tin line and insulating ring, finally enter into the circuit board through the second wire in, because the melting point of tin is low when the electric current is too big, so the tin line sends into fusing protection circuit board, only need rotate the turning block when needing to change the tin line, make the turning block drive the insulating ring and rotate, change the tin line in the access circuit can, the life of lifting circuit board, and is easy to operate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the heat dissipation mechanism of the present invention;

FIG. 3 is an exploded view of the over-current protection mechanism of the present invention;

fig. 4 is an exploded view of the structure of the rotating block and the conductive block of the present invention.

In the figure: 1. a heat dissipation mechanism; 11. a frame; 12. a first heat dissipation plate; 121. a heat dissipating section; 13. a second heat dissipation plate; 131. heat dissipation holes; 132. a through hole; 14. a circuit board; 15. a negative pressure fan; 16. filtering with a screen; 2. an overcurrent protection mechanism; 21. a housing; 22. a rotating groove; 23. rotating the block; 231. an insulating ring; 232. a tin wire; 233. a conductive post; 234. a rotating shaft; 235. a first conductive line; 24. a limiting groove; 25. a conductive block; 251. a spring; 252. a second conductive line.

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. 1-2, the bluetooth PCB intelligent device supporting multiple numbers includes a heat dissipation mechanism 1 and an overcurrent protection mechanism 2 disposed at the front end of the heat dissipation mechanism 1, and is characterized in that: the heat dissipation mechanism 1 comprises a frame 11, a first heat dissipation plate 12 and a second heat dissipation plate 13 which are fixedly connected to the upper end and the lower end of the frame 11 respectively, heat dissipation parts 121 which are staggered with each other are uniformly distributed on the inner sides of the first heat dissipation plate 12 and the second heat dissipation plate 13, heat dissipation holes 131 which penetrate through the first heat dissipation plate 12 and the second heat dissipation plate 13 from front to back are uniformly distributed in the first heat dissipation plate 12 and the second heat dissipation plate 13, the heat dissipation holes 131 are communicated with the inside of the frame 11 through holes 132, the heat dissipation mechanism 1 further comprises a negative pressure fan 15 which is fixedly connected to one side of the frame 11, the heat dissipation holes 131 and the through holes 132 are sequentially distributed from large to small, a filter screen 16 is fixedly connected to the other side of the frame 11, circuit boards 14 are fixedly connected to the top of the first heat dissipation plate 12 and the bottom of the second heat dissipation plate 13 respectively, the negative pressure fan 15 is started, negative pressure is formed in the inside of the frame 11, air is sucked through the heat dissipation holes 132 and the heat dissipation area of the first heat dissipation plate 12 is increased, and simultaneously, air is sucked from the filter screen 16 and passes through the radiating parts 121 on the inner side of the first radiating plate 12 in an up-and-down surrounding manner, so that the radiating area is increased at one time, and the double increase of the radiating area is realized.

Referring to fig. 3-4, the overcurrent protection mechanism 2 includes a housing 21, and a rotating block 23 rotatably connected to the front end of the housing 21, a rotating slot 22 corresponding to the rotating block 23 is disposed inside the housing 21, an insulating ring 231 is fixedly connected to the outer wall of the rotating block 23, six groups of tin wires 232 are fixedly connected between the insulating ring 231 and the rotating block 23, a conductive post 233 is fixedly connected to the rear end of the rotating block 23, a rotating shaft 234 is connected to one end of the six groups of tin wires 232, the other end of the six groups of tin wires 232 penetrates through the insulating ring 231, a rotating shaft 234 is rotatably connected to the outer wall of the conductive post 233, a first conductive wire 235 is fixedly connected to the rotating shaft 234, and the other end of the first conductive wire 235 penetrates through the housing 21 and extends, the overcurrent protection mechanism 2 includes a limiting slot 24 disposed above and below the housing 21, and a conductive block 25 movably disposed inside the limiting slot 24, a spring 251 is fixedly connected between the conductive block 25 and the inner wall of the limiting slot 24, the spring 251 is fixedly connected with the circuit board 14 through the second lead 252, the current enters the circuit board 14, firstly, the first lead 235 and the rotating shaft 234 need to flow through the tin wire 232 and the insulating ring 231, and finally enters the circuit board 14 through the second lead 252, when the current is too large, the tin wire 232 is fused to protect the circuit board 14, when the tin wire 232 needs to be replaced, only the rotating block 23 needs to be rotated, so that the rotating block 23 drives the insulating ring 231 to rotate, and the tin wire 232 in the access circuit is changed.

The working principle is as follows: when the circuit board 14 works, by starting the negative pressure fan 15, negative pressure is formed inside the frame 11 and air is sucked through the through hole 132 and the heat dissipation hole 131, the heat dissipation area of the first heat dissipation plate 12 is increased, and air is sucked through the filter screen 16 at the same time, the air passes through the heat dissipation parts 121 at the inner side of the first heat dissipation plate 12 in an up-and-down surrounding manner, the heat dissipation area is increased at one time, double increase of the heat dissipation area is realized, the heat dissipation effect is good, when the circuit board 14 works in a high-speed operation manner, the passing current can be enhanced, the current enters the circuit board 14, firstly, the current needs to flow through the first conducting wire 235, the rotating shaft 234, the tin wire 232 and the insulating ring 231, and finally enters the circuit board 14 through the second conducting wire 252, when the current is too large, the melting point of tin is low, so that the tin wire 232 is fused to protect the circuit board 14, when the tin wire 232 needs to be replaced, only the rotating block 23 needs to rotate to drive the insulating ring 231, the tin wire 232 in the access circuit is changed, so that the service life of the circuit board 14 is prolonged, and the operation is simple.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Support bluetooth PCB intelligent device of many numbers, including heat dissipation mechanism (1) and set up overcurrent protection mechanism (2) at heat dissipation mechanism (1) front end, its characterized in that: heat dissipation mechanism (1) includes frame (11) and first heating panel (12) and second heating panel (13) of lower extreme on frame (11) respectively fixed connection, the inboard evenly distributed of first heating panel (12) and second heating panel (13) has heat dissipation portion (121) that crisscross each other, the inside evenly distributed of first heating panel (12) and second heating panel (13) has louvre (131) that run through around, and louvre (131) link up through-hole (132) and the inside of frame (11), heat dissipation mechanism (1) still includes negative pressure fan (15) of fixed connection in frame (11) one side.

2. The bluetooth PCB intelligent device supporting multiple numbers according to claim 1, wherein: the heat dissipation holes (131) and the through holes (132) are sequentially arranged from large to small, and a filter screen (16) is fixedly connected to the other side of the frame (11).

3. The bluetooth PCB intelligent device supporting multiple numbers according to claim 1, wherein: the top of the first heat dissipation plate (12) and the bottom of the second heat dissipation plate (13) are fixedly connected with circuit boards (14).

4. The bluetooth PCB intelligent device supporting multiple numbers according to claim 1, wherein: the overcurrent protection mechanism (2) comprises a shell (21) and a rotating block (23) rotatably connected to the front end of the shell (21), and a rotating groove (22) corresponding to the rotating block (23) is formed in the shell (21).

5. The multi-number enabled bluetooth PCB smart device of claim 4, wherein: the outer wall fixedly connected with insulating ring (231) of turning block (23), six groups of tin lines (232) of fixedly connected with between insulating ring (231) and turning block (23), the rear end fixedly connected with of turning block (23) leads electrical pillar (233), pivot (234) are connected with the one end of six groups of tin lines (232), and the other end of six groups of tin lines (232) runs through insulating ring (231).

6. The bluetooth PCB intelligent device supporting multiple numbers according to claim 5, wherein: the outer wall of the conductive column (233) is rotatably connected with a rotating shaft (234), a first conducting wire (235) is fixedly connected to the rotating shaft (234), and the other end of the first conducting wire (235) penetrates through the shell (21) and extends.

7. The bluetooth PCB intelligent device supporting multiple numbers according to claim 1, wherein: the overcurrent protection mechanism (2) comprises a limiting groove (24) which is arranged above and below the inside of the shell (21) and a conductive block (25) which is movably arranged inside the limiting groove (24).

8. The bluetooth PCB intelligent apparatus supporting multiple numbers according to claim 7, wherein: and springs (251) are fixedly connected between the conductive blocks (25) and the inner walls of the limiting grooves (24), and the springs (251) are fixedly connected with the circuit board (14) through second leads (252).