CN210015743U - Insulating sheet - Google Patents
Insulating sheet Download PDFInfo
- Publication number
- CN210015743U CN210015743U CN201920641480.8U CN201920641480U CN210015743U CN 210015743 U CN210015743 U CN 210015743U CN 201920641480 U CN201920641480 U CN 201920641480U CN 210015743 U CN210015743 U CN 210015743U
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- CN
- China
- Prior art keywords
- insulator
- suction hole
- air
- exhaust hole
- insulating sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012212 insulator Substances 0.000 claims abstract description 75
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 239000010410 layer Substances 0.000 claims description 42
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 239000012790 adhesive layer Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 description 9
- 238000005192 partition Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Landscapes
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The utility model discloses an insulating sheet, through first exhaust hole with the second exhaust hole runs through the insulator, and link up with the gas receiver, the diameter of second sealing washer is in between the aperture of first exhaust hole and the aperture of second exhaust hole, the disk body with insulator fixed connection, and the junction has first suction hole and second suction hole, first suction hole and second suction hole run through the disk body, and link up with the gas receiver, the diameter of first sealing washer is in between the aperture of first suction hole and the aperture of second suction hole, so through with the air between disk body and the circuit board through suction hole suction the gas receiver, press the gas receiver makes the air of gas receiver is discharged by the exhaust hole, so reciprocal, make the pressure between disk body and the circuit board be less than atmospheric pressure, the fixing of the insulating sheet is realized.
Description
Technical Field
The utility model relates to an insulating material field especially relates to an insulating piece.
Background
At present, the insulation sheet is widely applied to the field of electric appliances and electronic assembly, plays roles of insulation, separation and the like, but the insulation sheet is not stably connected with a circuit board, so that the insulation sheet is easy to fall off in the use process, and a circuit short circuit is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulating piece aims at solving the insulating piece among the prior art and is connected insecure with the circuit board, the technical problem who drops easily.
In order to achieve the purpose, the utility model adopts an insulation sheet which comprises an insulator and an adsorption component,
the adsorption component is fixedly connected with the insulator and is positioned on the surface of the insulator; the insulator is provided with an air storage chamber, a first exhaust hole and a second exhaust hole, the air storage chamber is positioned inside the insulator, the first exhaust hole is positioned inside the insulator and communicated with the air storage chamber, the second exhaust hole penetrates through the surface of the insulator and communicated with the first exhaust hole, and the aperture of the first exhaust hole is smaller than that of the second exhaust hole; the adsorption assembly comprises a disc body, a first sealing ring and a second sealing ring, the disc body is fixedly connected with the insulator and is positioned on the surface of the insulator, the disc body is provided with a first air suction hole and a second air suction hole, the first air suction hole is positioned on the surface of the disc body, the opening of the first air suction hole faces the direction far away from the insulator, the second air suction hole penetrates through the surface of the disc body, is communicated with the air storage chamber and is positioned at the connection position of the disc body and the insulator, and the aperture of the first air suction hole is smaller than that of the second air suction hole; the first sealing ring is in friction connection with the disc body, is positioned inside the second air suction hole, is positioned on the central line of the second air suction hole in the moving direction, and has a diameter larger than the aperture of the first air suction hole; the second sealing ring is in friction connection with the insulator and is located inside the second exhaust hole, the moving direction of the second sealing ring is located on the central line of the second exhaust hole, and the diameter of the second sealing ring is larger than the aperture of the first exhaust hole.
Wherein, the quantity of adsorption component is a plurality of, and is located the coplanar respectively.
The disc body is made of flexible materials and is arc-shaped, and the disc opening faces to the direction far away from the insulator.
The insulator is provided with a groove, the groove is arc-shaped, is embedded with the disc body and is positioned between the disc body and the insulator.
The insulating sheet further comprises a heat conducting layer, the heat conducting layer is fixedly connected with the insulator and is located above the heat conducting layer and far away from the tray body.
The heat conduction layer is provided with a vent hole, and the vent hole penetrates through the heat conduction layer and is concentric with the second exhaust hole.
Wherein, the insulating piece still includes the heat-conducting adhesive layer, the heat-conducting adhesive layer with the insulator bonds, and with the heat-conducting layer bonds, and is located the insulator with between the heat-conducting layer.
The adsorption assembly further comprises a coating film, and the coating film is in friction connection with the disc body and is located on the surface of the disc body.
Wherein, the insulating piece still includes waterproof glue layer, waterproof glue layer with insulator fixed connection, and be located the lower surface of insulator is close to the disk body, and keeps away from the recess.
Wherein, the insulating piece still includes from type paper, from type paper position in the surface of waterproof glue layer.
The utility model discloses an insulating sheet, through first exhaust hole with the second exhaust hole runs through the insulator, and link up with the gas receiver, the diameter of second sealing washer is in between the aperture of first exhaust hole and the aperture of second exhaust hole, the disk body with insulator fixed connection, and the junction has first suction hole and second suction hole, first suction hole and second suction hole run through the disk body, and link up with the gas receiver, the diameter of first sealing washer is in between the aperture of first suction hole and the aperture of second suction hole, so through with the air between disk body and the circuit board through suction hole suction the gas receiver, press the gas receiver makes the air of gas receiver is discharged by the exhaust hole, so reciprocal, make the pressure between disk body and the circuit board be less than atmospheric pressure, the fixing of the insulating sheet is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a vertical sectional view of the insulating sheet of the present invention.
Fig. 2 is a vertical sectional view of the insulating sheet of the present invention.
Fig. 3 is an enlarged sectional view of the air receiver portion of the present invention.
In the figure: 1-insulator, 2-adsorption component, 3-heat conduction layer, 4-heat conduction adhesive layer, 5-waterproof adhesive layer, 6-release paper, 11-air storage chamber, 12-first exhaust hole, 13-second exhaust hole, 14-groove, 21-disk body, 22-first sealing ring, 23-second sealing ring, 24-laminating film, 31-air hole, 211-first air suction hole, 212-second air suction hole and 300-insulation sheet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides an insulation sheet 300, which includes an insulator 1 and an absorption component 2, wherein the absorption component 2 is fixedly connected to the insulator 1 and is located on the surface of the insulator 1; the insulator 1 is provided with an air storage chamber 11, a first exhaust hole 12 and a second exhaust hole 13, the air storage chamber 11 is positioned inside the insulator 1, the first exhaust hole 12 is positioned inside the insulator 1 and is communicated with the air storage chamber 11, the second exhaust hole 13 penetrates through the surface of the insulator 1 and is communicated with the first exhaust hole 12, and the aperture of the first exhaust hole 12 is smaller than that of the second exhaust hole 13; the adsorption assembly 2 comprises a disc body 21, a first sealing ring 22 and a second sealing ring 23, wherein the disc body 21 is fixedly connected with the insulator 1 and is positioned on the surface of the insulator 1, the disc body 21 is provided with a first air suction hole 211 and a second air suction hole 212, the first air suction hole 211 is positioned on the surface of the disc body 21 and is opened in the direction far away from the insulator 1, the second air suction hole 212 penetrates through the surface of the disc body 21 and is communicated with the air storage chamber 11 and is positioned at the connection position of the disc body 21 and the insulator 1, and the aperture of the first air suction hole 211 is smaller than that of the second air suction hole 212; the first sealing ring 22 is frictionally connected with the disc body 21, is positioned inside the second suction hole 212, and is positioned on the central line of the second suction hole 212 in the moving direction, and the diameter of the first sealing ring 22 is larger than the aperture of the first suction hole 211; the second sealing ring 23 is frictionally connected to the insulator 1, is located inside the second exhaust hole 13, and is located on a center line of the second exhaust hole 13 in the moving direction, and the diameter of the second sealing ring 23 is larger than the aperture of the first exhaust hole 12.
In this embodiment, by directly contacting the insulator 1 with the circuit board and having the air storage chamber 11, the air storage chamber 11 is in a flat oval shape and is located at a middle position of the insulator 1, the second air vent 13 is located on the surface of the insulator 1, is far away from the circuit board, and extends into the center of the insulator 1, and does not communicate with the air storage chamber 11, a first partition layer is provided between the second air vent 13 and the air storage chamber 11, the first air vent 12 penetrates through the first partition layer, the aperture of the first air vent 12 is smaller than that of the second air vent 13, the first air vent 12 is concentric with the second air vent 13, the diameter of the second sealing ring 23 is between the aperture of the first air vent 12 and that of the second air vent 13, and covers the first air vent 12, and is located in the second air vent 13, the tray body 21 and the insulator 1 are integrally formed, and the connection portion has the first suction hole 211 and the second suction hole 212, the second suction hole 212 is located at the center of the tray body 21 and inside the connection portion without penetrating the surface of the tray body 21, the second suction hole 212 penetrates the air storage chamber 11, the surface of the tray body 21 has a second partition layer, the first suction hole 211 penetrates the second partition layer, the aperture of the first suction hole 211 is smaller than that of the second suction hole 212, the first suction hole 211 and the second suction hole 212 are concentric, the diameter of the first sealing ring 22 is between the aperture of the first suction hole 211 and the aperture of the second suction hole 212, covers the first suction hole 211, and is located inside the second suction hole 212, so that the side of the insulating sheet with the tray body 21 is placed on a circuit board, the surface of the insulation sheet is pressed to press the air between the disk body 21 and the circuit board, so that the air is sucked into the second air suction holes 212 through the first air suction holes 211, the first sealing ring 22 is lifted by the air sucked from the first air suction holes 211, when no air is sucked, the first air suction holes 211 are lowered to cover the air storage holes 212, so that the air is stored in the second air suction holes 212, and the second air suction holes 212 are communicated with the air storage chamber 11, so that the air storage chamber 11 is pressed, so that the air in the air storage chamber 11 is discharged from the first air discharge holes 12, simultaneously jacking the second sealing ring 23 to enable air to enter the second exhaust hole 12, when no air is jacked up, covering the first exhaust hole 12 by the second sealing ring 23, the pressure between the disc body 21 and the circuit board is made to be smaller than the atmospheric pressure by reciprocating in this way, and the insulation sheet 300 and the circuit board are fixed.
Further, the number of the adsorption assemblies 2 is multiple, and the adsorption assemblies are respectively located on the same plane.
In this embodiment, the insulating sheet 300 is connected between the plurality of disk bodies 21 and the circuit board, so that the stress points of the insulating sheet 300 are more, and when there is one air leakage occurs in the disk bodies 21, the other disk bodies 21 can also fix the insulating sheet 300 to the circuit board, so that the insulating sheet 300 can be more stably connected.
Further, the tray body 21 is made of a flexible material and is in a circular arc shape, and a tray opening faces a direction away from the insulator 1.
In this embodiment, the tray body 21 is made of a polyurethane material and has a flexible characteristic, so that the tray body 21 and the circuit board are better contacted, the influence of unevenness of the surface of the circuit board on adsorption is avoided, the arc-shaped tray body 21 is not easy to wrinkle, and middle air leakage is avoided, so that the connection between the tray body 21 and the circuit board is more stable.
Further, the insulator 1 has a groove 14, and the groove 14 is in an arc shape, is fitted to the tray 21, and is located between the tray 21 and the insulator 1.
In this embodiment, the tray 21 separates air from inside and outside, and then the air inside the tray 21 is drawn out to fix the circuit board, and when the tray 21 and the circuit board are completely attached to each other, the groove 14 is fitted into the tray 21, so that the contact area between the insulator 1 and the circuit board is increased, and the insulating performance is improved.
Further, the insulating sheet 300 further includes a heat conducting layer 3, and the heat conducting layer 3 is fixedly connected to the insulator 1, and is located above the heat conducting layer 3 and away from the tray body 21.
In this embodiment, the heat conducting layer 3 is located on the side of the insulator 1 away from the tray body 21 and is fixedly connected to the insulator 1, and the heat conducting layer 3 has a heat dissipation function and can quickly dissipate heat of the electronic component.
Further, the heat conduction layer 3 has an air hole 31, and the air hole 31 penetrates through the heat conduction layer 3 and is concentric with the second exhaust hole 13.
In the present embodiment, the ventilation hole 31 penetrates through the heat conduction layer 3, penetrates through the second exhaust hole 13, and is located on the same straight line with the center line of the second exhaust hole 13, so as to exhaust the air in the air storage chamber 11.
Further, the insulating sheet 300 further includes a heat conductive adhesive layer 4, the heat conductive adhesive layer 4 is bonded to the insulator 1, and is bonded to the heat conductive layer 3, and is located between the insulator 1 and the heat conductive layer 3.
In the present embodiment, the thermal conductive adhesive layer 4 is made of thermal conductive resin and is located between the insulator 1 and the thermal conductive layer 3, so that heat of the insulator 1 can be transferred more quickly.
Further, the adsorption assembly 2 further comprises a coating film 24, and the coating film 24 is in friction connection with the tray body 21 and is located on the surface of the tray body 21.
In this embodiment, the coating 24 is a protective film of the tray body 21, when the tray body 21 is not used, the coating 24 is located on the surface of the tray body 21, and when the tray body 21 needs to be used, the coating 24 is taken down, so that it can be ensured that no dust is on the surface of the tray body 21 in the placing process, the surface contact area between the surface of the tray body 21 and the circuit board is larger when the tray body 21 is connected with the circuit board, and the adsorption effect is better.
Further, the insulating sheet 300 further includes a waterproof glue layer 5, wherein the waterproof glue layer 5 is fixedly connected to the insulator 1, is located on the lower surface of the insulator 1, is close to the tray body 21, and is far away from the groove 14.
In this embodiment, the waterproof adhesive layer 5 is disposed between the insulator 1 and the circuit board, and the waterproof adhesive layer 5 is located around the groove 14 to prevent water vapor from entering the groove 14, thereby preventing air from entering the tray body 21, so that the tray body 21 and the circuit board are attached more tightly.
Further, the insulating sheet 300 further includes release paper 6, and the release paper 6 is located on the surface of the waterproof glue layer 5.
In this embodiment, release paper 6 makes one kind prevent that the preimpregnation material from bonding, protects the antiseized paper of preimpregnation material not polluted, release paper 6 is located waterproof glue layer 5's surface, protects when not using waterproof glue layer 5 is not polluted, only need reveal during the use release paper 6 can, so guarantee waterproof performance on waterproof agent layer.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. An insulating sheet, which is characterized in that,
the adsorption component is fixedly connected with the insulator and is positioned on the surface of the insulator;
the insulator is provided with an air storage chamber, a first exhaust hole and a second exhaust hole, the air storage chamber is positioned inside the insulator, the first exhaust hole is positioned inside the insulator and communicated with the air storage chamber, the second exhaust hole penetrates through the surface of the insulator and communicated with the first exhaust hole, and the aperture of the first exhaust hole is smaller than that of the second exhaust hole;
the adsorption assembly comprises a disc body, a first sealing ring and a second sealing ring, the disc body is fixedly connected with the insulator and is positioned on the surface of the insulator, the disc body is provided with a first air suction hole and a second air suction hole, the first air suction hole is positioned on the surface of the disc body, the opening of the first air suction hole faces the direction far away from the insulator, the second air suction hole penetrates through the surface of the disc body, is communicated with the air storage chamber and is positioned at the connection position of the disc body and the insulator, and the aperture of the first air suction hole is smaller than that of the second air suction hole; the first sealing ring is in friction connection with the disc body, is positioned inside the second air suction hole, is positioned on the central line of the second air suction hole in the moving direction, and has a diameter larger than the aperture of the first air suction hole; the second sealing ring is in friction connection with the insulator and is located inside the second exhaust hole, the moving direction of the second sealing ring is located on the central line of the second exhaust hole, and the diameter of the second sealing ring is larger than the aperture of the first exhaust hole.
2. The insulating sheet of claim 1,
the number of the adsorption components is multiple, and the adsorption components are respectively positioned on the same plane.
3. The insulating sheet of claim 1,
the disk body is made of flexible materials and is arc-shaped, and the opening of the disk faces to the direction far away from the insulator.
4. The insulating sheet of claim 3,
the insulator is provided with a groove, the groove is arc-shaped, is embedded with the disc body and is positioned between the disc body and the insulator.
5. The insulating sheet of claim 4,
the insulating piece still includes the heat-conducting layer, the heat-conducting layer with insulator fixed connection, and be located the top of heat-conducting layer, keep away from the disk body.
6. The insulating sheet of claim 5,
the heat conduction layer is provided with air holes, and the air holes penetrate through the heat conduction layer and are concentric with the second exhaust holes.
7. The insulating sheet of claim 6,
the insulating piece still includes the heat-conducting adhesive layer, the heat-conducting adhesive layer with the insulator bonds, and with the heat-conducting layer bonds, and is located the insulator with between the heat-conducting layer.
8. The insulating sheet of claim 5,
the adsorption assembly further comprises a coating film, and the coating film is in friction connection with the disc body and is located on the surface of the disc body.
9. The insulating sheet of claim 8,
the insulating piece still includes waterproof glue layer, waterproof glue layer with insulator fixed connection, and be located the lower surface of insulator is close to the disk body, and keeps away from the recess.
10. The insulating sheet of claim 9,
the insulating piece still includes from type paper, from type paper position in waterproof glue layer's surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641480.8U CN210015743U (en) | 2019-04-30 | 2019-04-30 | Insulating sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641480.8U CN210015743U (en) | 2019-04-30 | 2019-04-30 | Insulating sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015743U true CN210015743U (en) | 2020-02-04 |
Family
ID=69316384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920641480.8U Active CN210015743U (en) | 2019-04-30 | 2019-04-30 | Insulating sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015743U (en) |
-
2019
- 2019-04-30 CN CN201920641480.8U patent/CN210015743U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |