CN210518979U

CN210518979U - Circuit board of high-heat-conductivity double-sided aluminum substrate

Info

Publication number: CN210518979U
Application number: CN201920522291.9U
Authority: CN
Inventors: 叶润偲
Original assignee: Xinfeng Guzi Technology Co Ltd
Current assignee: Xinfeng Guzi Technology Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-05-12
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a circuit board of two-sided aluminium base board of high heat conduction, including the circuit board body, be equipped with slot and through-hole on the circuit board body, be equipped with the high heat conduction aluminium base board of second on the circuit board body, be equipped with electronic component on the circuit board body, electronic component passes the high heat conduction aluminium base board of second, the lower extreme contact connection of circuit board body has the aluminium base board of first high heat conduction, be equipped with the cavity in the aluminium base board of first high heat conduction, sliding connection has the slider in the cavity, be equipped with the slide bar on the slider, the spring has been cup jointed on the slide bar, the aluminium base board of first high heat conduction is worn out to the one end of slide bar and is connected with the riser, this circuit board has fine radiating effect, and the dustproof performance.

Description

Circuit board of high-heat-conductivity double-sided aluminum substrate

Technical Field

The utility model relates to a circuit board technical field specifically is a circuit board of two-sided aluminium base board of high heat conduction.

Background

The circuit board enables the circuit to be miniaturized and visualized, plays an important role in the batch production of fixed circuits and the optimization of the layout of electrical appliances, but the circuit board with the double-sided aluminum substrate in the prior art has the following defects.

The existing circuit board has insufficient performance in the aspects of heat dissipation and dust prevention, so that the heat dissipation and dust prevention effects are poor, the hard circuit board can be normally used, and the heat dissipation element can be used after the use of the circuit board is finished, but the heat dissipation element is wasted due to the fixed connection with the circuit board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board of two-sided aluminium base board of high heat conduction to solve the dustproof not good problem of current circuit board heat dissipation.

In order to achieve the above object, the utility model provides a following technical scheme: the circuit board comprises a circuit board body, wherein a slot and a through hole are formed in the circuit board body, a second high-heat-conductivity aluminum substrate is arranged at the upper end of the circuit board body, a first high-heat-conductivity aluminum substrate is connected to the lower end of the circuit board body in a contact mode, a cavity is formed in the first high-heat-conductivity aluminum substrate, a sliding block is connected in the cavity in a sliding mode, a sliding rod is arranged on the sliding block, a spring is sleeved on the sliding rod, and one end of the sliding rod penetrates out of the first high-heat-conductivity aluminum substrate and is.

Preferably, the circuit board body is provided with an electronic element, and the electronic element penetrates through the second high-heat-conductivity aluminum substrate.

Preferably, the vertical plate is provided with an insert block, and the insert block is connected in the slot in a sliding manner. The vertical plate is provided with an insert block, and the insert block is connected in the slot in a sliding manner.

Preferably, a fixed block is arranged at the upper end of the second high-heat-conductivity aluminum substrate, a thread groove is formed in the fixed block, and a threaded rod is connected to the thread groove in a threaded manner.

Preferably, the upper end of threaded rod is equipped with changes the piece, it rotates through changeing the groove and connects in the connecting block to change the piece, be equipped with dustproof cloth on the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the circuit board has good heat dissipation effect and dustproof performance.

2. The first high-heat-conductivity aluminum substrate of the circuit board is convenient to detach and mount, so that the first high-heat-conductivity aluminum substrate can be used for the second time.

Drawings

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

fig. 2 is an enlarged view of the position a of the present invention.

In the figure: 1 circuit board body, 11 slots, 12 through holes, 21 first high heat conduction aluminum substrate, 22 cavities, 23 sliders, 24 slide rods, 25 springs, 26 vertical plates, 27 insertion blocks, 31 second high heat conduction aluminum substrate, 32 electronic elements, 41 fixed blocks, 42 thread grooves, 43 threaded rods, 44 rotating blocks, 45 rotating grooves, 46 connecting blocks and 47 dustproof cloth.

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 and fig. 2, the present invention provides a technical solution: a circuit board of a high-heat-conductivity double-sided aluminum substrate comprises a circuit board body 1, wherein a slot 11 and a through hole 12 are arranged on the circuit board body 1, the through hole 12 facilitates heat dissipation of the circuit board body 1, a second high-heat-conductivity aluminum substrate 31 is arranged at the upper end of the circuit board body 1, the lower end of the circuit board body 1 is in contact connection with a first high-heat-conductivity aluminum substrate 21, a cavity 22 is arranged in the first high-heat-conductivity aluminum substrate 21, a sliding block 23 is connected in the cavity 22 in a sliding mode, the sliding block 23 can compress a spring 25 while sliding in the cavity 22, a sliding rod 24 is arranged on the sliding block 23, the spring 25 is sleeved on the sliding rod 24, one end of the sliding rod 24 penetrates through the first high-heat-conductivity aluminum substrate 21 to be connected with a vertical plate 26, the positions of the through holes 12 on the, the first high heat conduction aluminum substrate 21 is convenient to be used for the second time.

Referring to fig. 1, the circuit board body 1 is provided with an electronic component 32, the electronic component 32 is clamped on the second high thermal conductivity aluminum substrate 31, and the electronic component 32 penetrates through the second high thermal conductivity aluminum substrate 31.

Referring to fig. 2, the vertical plate 26 is provided with an insertion block 27, the insertion block 27 is inserted into the slot 11 to fix the position of the first high thermal conductivity aluminum substrate 21, and the insertion block 27 is slidably connected in the slot 11.

Referring to fig. 1, a fixing block 41 is disposed at an upper end of the second aluminum substrate 31, a thread groove 42 is disposed in the fixing block 41, and a thread rod 43 is connected to the thread groove 42 through a thread.

Referring to fig. 1, a rotating block 44 is disposed at an upper end of the threaded rod 43, the rotating block 44 can rotate in the rotating groove 45 to conveniently screw out the threaded rod 43 from the threaded groove 42, the connecting block 46 can be kept stationary in this state, the rotating block 44 is rotatably connected to the inside of the connecting block 46 through the rotating groove 45, and a dustproof cloth 47 is disposed on the connecting block 46.

The utility model discloses when concrete implementation: when the circuit board body 1 is not used or needs to be replaced, the vertical plate 26 is pulled towards two sides at first, so that the sliding rod 24 drives the sliding block 23 to slide in the cavity 22, the spring 25 is compressed at the same time, the inserting block 27 is separated from the slot 11, at this time, the first high-heat-conduction aluminum substrate 21 can be taken down from the circuit board body 1, the first high-heat-conduction aluminum substrate 21 and the second high-heat-conduction aluminum substrate 31 have high-strength heat conduction capacity, heat dissipation can be provided for the circuit board body 1, and the circuit board body 1 has a good heat dissipation effect, the dustproof cloth 47 can shield the upper part of the circuit board body 1, plays a certain dustproof role in the circuit board body 1, and effectively prolongs the service life of the circuit board body 1 through two types of protection.

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. The utility model provides a circuit board of two-sided aluminium base board of high heat conduction, includes circuit board body (1), its characterized in that: the circuit board comprises a circuit board body (1) and is characterized in that a slot (11) and a through hole (12) are formed in the circuit board body (1), a second high-heat-conductivity aluminum base plate (31) is arranged at the upper end of the circuit board body (1), a first high-heat-conductivity aluminum base plate (21) is connected to the lower end of the circuit board body (1) in a contact mode, a cavity (22) is formed in the first high-heat-conductivity aluminum base plate (21), a sliding block (23) is connected to the cavity (22) in a sliding mode, a sliding rod (24) is arranged on the sliding block (23), a spring (25) is sleeved on the sliding rod (24), and one end of the sliding.

2. The circuit board of the high thermal conductivity double-sided aluminum substrate of claim 1, wherein: an electronic element (32) is arranged on the circuit board body (1), and the electronic element (32) penetrates through the second high-heat-conductivity aluminum substrate (31).

3. The circuit board of the high thermal conductivity double-sided aluminum substrate of claim 1, wherein: be equipped with inserted block (27) on riser (26), inserted block (27) sliding connection is in slot (11).

4. The circuit board of the high thermal conductivity double-sided aluminum substrate of claim 1, wherein: the upper end of the second high-heat-conductivity aluminum substrate (31) is provided with a fixing block (41), a thread groove (42) is formed in the fixing block (41), and a threaded rod (43) is connected to the thread groove (42) in a threaded manner.

5. The circuit board of the high thermal conductivity double-sided aluminum substrate of claim 4, wherein: the upper end of threaded rod (43) is equipped with changes piece (44), change piece (44) and rotate through changeing groove (45) and connect in connecting block (46), be equipped with dustproof cloth (47) on connecting block (46).