CN211000246U

CN211000246U - Magnetic fluid-based electronic laminating film

Info

Publication number: CN211000246U
Application number: CN201921658498.5U
Authority: CN
Inventors: 郑锺泽
Original assignee: Goodtiming Technology Co ltd
Current assignee: Goodtiming Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-07-14
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses an electron laminating membrane based on magnetic current body, including adsorbed layer and magnetic current body, the upper end of adsorbed layer is equipped with the protective layer, be equipped with the cavity in the adsorbed layer, the bottom intercommunication of cavity has a plurality of suction holes with external intercommunication, be equipped with sliding plate and fixed plate in the cavity in proper order, the magnetic current body is placed in the cavity of sliding plate top, the upper end of cavity is equipped with a plurality of first wind-guiding holes, be equipped with the second wind-guiding hole all with a plurality of first wind-guiding hole intercommunications in the adsorbed layer, be equipped with the mechanism of keeping out the wind in the first wind-guiding hole, the upper end fixed mounting of the mechanism of keeping out the wind is on the inner wall in second wind-guiding hole, the inlet end at second wind-guiding hole both ends all sets up with the. The utility model discloses an adsorbed layer, magnetic current body, protective layer and paste the cooperation between the layer and use, realized at hall element during operation, utilize the purpose that the pad pasting was realized in the magnetic field of applying to improve its pad pasting and the efficiency of striping.

Description

Magnetic fluid-based electronic laminating film

Technical Field

The utility model relates to an electron laminating membrane technical field especially relates to an electron laminating membrane based on magnetic current body.

Background

The magnetofluid is also called magnetic liquid, ferromagnetic fluid or magnetic liquid, is a novel functional material, has the liquidity of liquid and the magnetism of a solid magnetic material, and is stable colloidal liquid formed by mixing magnetic solid particles with nanometer-scale diameters, base carrier liquid and a surfactant.

The existing electronic laminating film is mainly used for dust prevention and protection of electronic elements, and is usually adhered to the electronic elements through glue, and when some Hall elements are laminated, the existing electronic laminating film cannot realize automatic laminating by utilizing a magnetic field due to the existence of the magnetic field or does not have the laminating function after the magnetic field disappears, so that the processes of laminating and removing the film are relatively troublesome, and the laminating effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the sticking film and the film removing process in the prior art that the sticking film is troublesome and the sticking effect is not good, and providing an electronic sticking film based on magnetic fluid.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the electronic adhesive film based on the magnetic fluid comprises an adsorption layer and the magnetic fluid, wherein a protective layer is arranged at the upper end of the adsorption layer, a cavity is arranged in the adsorption layer, the bottom of the cavity is communicated with a plurality of suction holes communicated with the outside, a sliding plate and a fixed plate are sequentially arranged in the cavity, the magnetic fluid is placed in the cavity above the sliding plate, a plurality of first air guide holes are arranged at the upper end of the cavity, second air guide holes communicated with the plurality of first air guide holes are formed in the adsorption layer, a wind shielding mechanism is arranged in the first air guide holes, the upper end of the wind shielding mechanism is fixedly installed on the inner wall of each second air guide hole, air inlet ends at two ends of each second air guide hole are communicated with the cavity below the fixed plate, and air outlets are communicated with side walls at two ends of the cavity below the fixed plate.

Preferably, the wind shielding mechanism comprises a rubber rod fixedly mounted on the inner wall of the second wind guide hole, and the free end of the rubber rod extends into the first wind guide hole and is fixedly connected with a wind shield.

Preferably, a limiting block for the wind deflector is arranged in the first wind guide hole.

Preferably, an adhesive layer is adhered to the upper end of the absorption layer, and the absorption layer is fixedly connected with the protective layer through the adhesive layer.

Preferably, a plurality of rubber rods are fixedly connected between the sliding plate and the top of the chamber.

Preferably, a dust screen is fixedly installed in the air outlet.

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

1. the utility model discloses an adsorbed layer, magnetic current body, protective layer and paste the cooperation between the layer and use, realized at hall element during operation, utilize the purpose that the pad pasting was realized in the magnetic field of applying to improve its pad pasting and the efficiency of striping.

2. The utility model discloses a cooperation between cavity, suction hole, sliding plate, fixed plate, first wind-guiding hole, second wind-guiding hole, air outlet, rubber stick, deep bead and the stopper is used, has realized under the circumstances of not circular telegram, also can the purpose of laminating, and then improves the effect of its laminating.

Drawings

Fig. 1 is a schematic front structural view of an electronic adhesive film based on magnetic fluid according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a partially enlarged view of B in fig. 1.

In the figure: the air-conditioning device comprises an adsorption layer 1, a magnetic fluid 2, a protective layer 3, a cavity 4, a suction hole 5, a sliding plate 6, a fixed plate 7, a first air guide hole 8, a second air guide hole 9, a wind shielding mechanism 10, an air outlet 11, a rubber rod 12, a wind shielding plate 13, a limiting block 14 and a sticking layer 15.

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.

Referring to fig. 1-3, an electronic adhesive film based on magnetic fluid comprises an absorption layer 1 and a magnetic fluid 2, wherein an adhesive layer 15 is adhered to the upper end of the absorption layer 1, the absorption layer 1 is fixedly connected with a protective layer 3 through the adhesive layer 15, specifically, the adhesive layer 15 is composed of glue, the protective layer 3 is adhered to the upper end of the absorption layer 1 through the glue, so as to achieve the purpose of dust prevention and element protection, the protective layer 3 is arranged at the upper end of the absorption layer 1, a cavity 4 is arranged in the absorption layer 1, the bottom of the cavity 4 is communicated with a plurality of suction holes 5 communicated with the outside, a sliding plate 6 and a fixing plate 7 are sequentially arranged in the cavity 4, the magnetic fluid 2 is placed in the cavity 4 above the sliding plate 6, a plurality of first air guide holes 8 are arranged at the upper end of the cavity 4, second air guide holes 9 communicated with the plurality of first air guide holes 8 are arranged in the absorption layer 1, and a wind, the upper end of the wind shielding mechanism 10 is fixedly installed on the inner wall of the second wind guide hole 9, the air inlet ends at two ends of the second wind guide hole 9 are communicated with the cavity 4 below the fixed plate 7, and the side walls at two ends of the cavity 4 below the fixed plate 7 are communicated with air outlets 11.

The wind shielding mechanism 10 includes a rubber rod 12 fixedly installed on the inner wall of the second wind guiding hole 9, the free end of the rubber rod 12 extends into the first wind guiding hole 8 and is fixedly connected with a wind shielding plate 13, specifically, when a hall element is pasted with a film, for example, a hall sensor, the magnetic fluid 2 moves towards the direction close to the element by a magnetic field applied from the outside, so as to drive the sliding plate 6 to slide towards the element in the cavity 4, so that the gas in the cavity 4 below the fixed plate 7 is sucked into the second wind guiding hole 9 and then enters the first wind guiding hole 8, the wind shielding plate 13 is pressed and then enters the cavity 4 above the sliding plate 6, when the sliding plate 6 moves to be pasted with the fixed plate 7, the wind shielding plate 13 is pulled back into the first wind guiding hole 8 by the rubber rod 12 to realize sealing, so that the cavity 4 below the fixed plate 7 is in a negative pressure state, and is adsorbed on the element through the suction, therefore, the electronic adhesive film is adhered to an electronic element, the operation is simple, when the film is removed, an air inlet is formed in the side wall of the cavity 4 below the fixed plate 7, the pressure is balanced, the purpose of quickly adhering and removing the film is realized, and the film adhering and removing efficiency is improved, it is to be noted that a plurality of rubber rods are fixedly connected between the sliding plate 6 and the top of the cavity 4, specifically, the rubber rods can prevent the sliding of the sliding plate 6 and the magnetic fluid 2 due to self gravity, when the magnetic field disappears, a limiting block 14 for the wind shield 13 is arranged in the first wind guide hole 8, the limiting block 14 is positioned at the upper end of the wind shield 13, the wind shield 13 is arranged in the first wind guide hole 8 in a sliding and sealing manner, and due to the arrangement of the wind shield 13 and the limiting block 14, the gas in the cavity 4 above the sliding plate 13 cannot flow back to the cavity 4 below the fixed plate 7, thereby make cavity 4 of fixed plate 7 below be in negative pressure state always, thereby can adsorb on the component always, and the gas between sliding plate 6 and the fixed plate 7 then directly discharges to the external world through air outlet 11, thereby realized when removing magnetic field, the electron laminating membrane still can paste on the component, and then guaranteed its attached effect, furthermore, fixed mounting has the dust screen in the air outlet 11, and is concrete, the dust screen is used for preventing that the dust from getting into in the cavity 4, thereby avoid causing the influence to the adsorption process.

In the utility model, when the Hall element is pasted with a film, the adsorption layer 1 is placed on the surface of the element, the magnetic fluid 2 moves towards the direction close to the element through the magnetic field applied from the outside, thereby driving the sliding plate 6 to slide towards the element in the cavity 4, thereby the gas in the cavity 4 below the fixed plate 7 is sucked into the second air guide hole 9 and then enters the first air guide hole 8, the air enters the cavity 4 above the sliding plate 6 after being extruded by the air baffle 13, when the sliding plate 6 moves to be pasted with the fixed plate 7, the air baffle 13 is pulled back into the first air guide hole 8 by the rubber rod 12 to realize sealing, thereby the cavity 4 below the fixed plate 7 is in a negative pressure state, thereby the air baffle is adsorbed on the element through the suction hole 5, and when the magnetic field disappears, because the air baffle 13 is arranged, the gas in the cavity 4 above the sliding plate 13 can not flow back into the cavity 4 below the fixed plate 7, so that the chamber 4 below the fixed plate 7 is always in a negative pressure state and thus can be always adsorbed on the element, and the gas between the sliding plate 6 and the fixed plate 7 is directly discharged to the outside through the air outlet 11, following the above-mentioned operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electronic adhesive film based on a magnetic fluid comprises an adsorption layer (1) and a magnetic fluid (2), and is characterized in that a protective layer (3) is arranged at the upper end of the adsorption layer (1), a cavity (4) is arranged in the adsorption layer (1), the bottom of the cavity (4) is communicated with a plurality of suction holes (5) communicated with the outside, a sliding plate (6) and a fixed plate (7) are sequentially arranged in the cavity (4), the magnetic fluid (2) is placed in the cavity (4) above the sliding plate (6), a plurality of first air guide holes (8) are arranged at the upper end of the cavity (4), second air guide holes (9) communicated with the plurality of first air guide holes (8) are arranged in the adsorption layer (1), an air blocking mechanism (10) is arranged in the first air guide holes (8), and the upper end of the air blocking mechanism (10) is fixedly arranged on the inner wall of the second air guide holes (9), the air inlet ends at the two ends of the second air guide hole (9) are communicated with the cavity (4) below the fixed plate (7), and the side walls at the two ends of the cavity (4) below the fixed plate (7) are communicated with air outlets (11).

2. The magnetic fluid-based electronic adhesive film according to claim 1, wherein the wind shielding mechanism (10) comprises a rubber rod (12) fixedly mounted on the inner wall of the second wind guiding hole (9), and the free end of the rubber rod (12) extends into the first wind guiding hole (8) and is fixedly connected with a wind shielding plate (13).

3. The magnetic fluid-based electronic adhesive film according to claim 2, wherein a limiting block (14) for a wind shield (13) is arranged in the first wind guide hole (8).

4. The magnetic fluid-based electronic adhesive film according to claim 1, wherein an adhesive layer (15) is adhered to the upper end of the absorption layer (1), and the absorption layer (1) is fixedly connected with the protective layer (3) through the adhesive layer (15).

5. The magnetic fluid-based electronic adhesive film according to claim 4, wherein a plurality of rubber rods are fixedly connected between the sliding plate (6) and the top of the chamber (4).

6. The magnetic fluid-based electronic adhesive film according to claim 1, wherein a dust screen is fixedly installed in the air outlet (11).