CN215451237U - Oleophobic electrically conductive silica gel button - Google Patents

Abstract

The utility model discloses an oleophobic conductive silica gel key, which relates to the field of silica gel keys and comprises a substrate, wherein a lower electrode block is arranged in the substrate, one side of the lower electrode block is connected with a zero line, the top of the substrate is provided with a silica gel key, a spring is arranged at the middle position of the top of the substrate, a pressing block is fixed at the top end of the spring, an upper electrode block is arranged below the inner part of the pressing block, and the top of the pressing block is provided with two clamping grooves. According to the LED lamp bulb, the radiating holes, the heat conducting fins and the radiating fins are arranged, so that a large amount of heat can be generated by the LED lamp bulb, and the heat can enter the radiating holes through the through holes, is transmitted to the radiating fins through the heat conducting fins and is transmitted to the outer parts of the silica gel keys through the radiating fins, so that the heat is prevented from being accumulated in the pressing block, meanwhile, electronic elements in the LED lamp bulb can be prevented from being damaged, and the service life of the LED lamp bulb is prolonged.

Description

Oleophobic electrically conductive silica gel button

Technical Field

The utility model relates to the field of silica gel keys, in particular to an oleophobic conductive silica gel key.

Background

At present, the silica gel key has the characteristics of excellent heat resistance, cold resistance, environmental resistance, electrical insulation, fatigue resistance and the like, and is often applied to the keys of digital products such as electronic calculators, remote controllers and the like.

According to the Chinese patent with the publication number of CN211555753U, an oleophobic conductive silica gel key is disclosed, which comprises a substrate; the top of base plate is provided with the silica gel button, and the silica gel button embeds there is the briquetting, and the inside middle part of briquetting is fixed with the backup pad, and the LED bulb has been installed on the top of backup pad.

The LED bulb is arranged in the pressing block, so that the LED bulb is played when the pressing block is pressed, the LED bulb is beneficial to being used in a dark environment of a user, and the observation of the keys on the equipment is facilitated; however, the LED bulb in the key generates more heat after working for a long time, and the heat is difficult to dissipate from the pressing block, so that electronic elements in the LED bulb are damaged, and the service life of the LED bulb is shortened; meanwhile, although the numbers in the keys are located in the press block, when workers print on the keys, the numbers inevitably touch the numbers, the numbers are abraded after the numbers are pressed for a long time, the numbers on the surfaces of the numbers can fade, and the numbers are fixed inside the convex blocks, so that the numbers are difficult to replace by users, and further the use of the follow-up workers is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems that heat generated by an LED bulb is difficult to dissipate and the worn digital block is difficult to replace, an oleophobic conductive silica gel key is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: an oleophobic conductive silicone key comprises a substrate, a lower electrode block is arranged in the substrate, one side of the lower electrode block is connected with a zero line, a silicone key is arranged at the top of the substrate, a spring is arranged at the middle position of the top of the substrate, a press block is fixed at the top end of the spring, an upper electrode block is arranged below the inner part of the press block, two clamp grooves are arranged at the top of the press block, clamp blocks are arranged in the two clamp grooves, a digital block is fixed between the two clamp blocks, a mounting bolt is arranged at the top of each clamp block, a support plate is fixed in the press block, an LED bulb is arranged at the top of the support plate, a connecting line is connected between the LED bulb and the upper electrode block, a live wire is connected to one side of the bottom of the upper electrode block, heat dissipation holes are arranged at two sides of the inner part of the silicone key, and a heat conduction sheet is arranged at one side of the inner part of the heat dissipation holes, one side of the heat conducting fin is connected with a heat radiating fin extending to the outside of the silica gel key.

Preferably, the bottom end of the upper electrode block is located inside the spring, and the upper electrode block is located right above the lower electrode block.

Preferably, the clamping block is matched with the clamping groove, and the clamping block is detachably connected with the pressing block through an installation bolt.

Preferably, through holes penetrate through two sides of the pressing block, and the heat dissipation holes are communicated with the through holes.

Preferably, the LED light bulb is located directly below the digital block.

Preferably, a transparent hydrophobic layer is arranged on the top of the silica gel key.

Preferably, the radiating fins are provided in plurality, and the radiating fins are equidistantly distributed on one side of the heat conducting fin.

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

1. according to the LED lamp bulb, the radiating holes, the heat conducting fins and the radiating fins are arranged, so that a large amount of heat can be generated by the LED lamp bulb, and the heat can enter the radiating holes through the through holes, is transmitted to the radiating fins through the heat conducting fins and is transmitted to the outer parts of the silica gel keys through the radiating fins, so that the heat is prevented from being accumulated in the pressing block, meanwhile, electronic elements in the LED lamp bulb can be prevented from being damaged, and the service life of the LED lamp bulb is prolonged.

2. According to the utility model, by arranging the clamping block, the clamping groove and the mounting bolt, when the number block needs to be replaced, a user rotates the mounting bolt to screw the mounting bolt out of the clamping block and the pressing block, then the user takes the number block upwards and takes the clamping block out of the clamping groove, and then the number block can be taken out, so that the new number block is convenient to replace, the problem that the number block is difficult to recognize after being worn is avoided, and the use effect of the silica gel key is improved.

Drawings

FIG. 1 is a schematic front view of a silica gel key according to the present invention;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is an enlarged view of the present invention at B of FIG. 1;

fig. 4 is a schematic top view of a partial structure of a silicone key according to the present invention.

In the figure: 1. a substrate; 2. a silica gel key; 3. heat dissipation holes; 4. a heat conductive sheet; 5. a transparent hydrophobic layer; 6. a digital block; 7. installing a bolt; 8. an LED bulb; 9. a support plate; 10. a connecting wire; 11. a live line; 12. an upper electrode block; 13. a spring; 14. a lower electrode block; 15. a zero line; 16. a card slot; 17. a clamping block; 18. a heat sink; 19. and (7) briquetting.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-4, an oleophobic conductive silicone key comprises a substrate 1, a silicone key 2, a heat dissipation hole 3, a heat conduction sheet 4, a transparent hydrophobic layer 5, a digit block 6, a mounting bolt 7, an LED bulb 8, a support plate 9, a connection line 10, a fire line 11, an upper electrode block 12, a spring 13, a lower electrode block 14, a zero line 15, a clamping groove 16, a clamping block 17, a heat dissipation sheet 18 and a pressing block 19, wherein the lower electrode block 14 is installed inside the substrate 1, one side of the lower electrode block 14 is connected with the zero line 15, the silicone key 2 is installed on the top of the substrate 1, the spring 13 is installed at the middle position of the top of the substrate 1, the pressing block 19 is fixed on the top end of the spring 13, the upper electrode block 12 is installed below the inner part of the pressing block 19, the two clamping grooves 16 are formed on the top of the pressing block 19, the clamping blocks 17 are arranged inside the two clamping grooves 16, the digit block 6 is fixed between the two clamping blocks 17, mounting bolt 7 is installed at the top of fixture block 17, briquetting 19's inside is fixed with backup pad 9, LED bulb 8 is installed at the top of backup pad 9, be connected with connecting wire 10 between LED bulb 8 and the last electrode block 12, bottom one side of going up electrode block 12 is connected with live wire 11, louvre 3 has all been seted up to the inside both sides of silica gel button 2, conducting strip 4 is installed to inside one side of louvre 3, one side of conducting strip 4 is connected with and extends to the outside fin 18 of silica gel button 2, improve briquetting 19's radiating effect.

Referring to fig. 1, 2 and 4 again, the bottom end of the upper electrode block 12 is located inside the spring 13, the upper electrode block 12 is located right above the lower electrode block 14, so that the upper electrode block 12 moves downward, and the downward movement of the upper electrode block 12 contacts with the lower electrode block 14; the clamping block 17 is matched with the clamping groove 16, the clamping block 17 is detachably connected with the pressing block 19 through the mounting bolt 7, the clamping block 17 can be clamped into the clamping groove 16, and therefore the digital block 6 is convenient to disassemble and assemble.

Please refer to fig. 1, fig. 2 and fig. 4, through holes are formed through both sides of the pressing block 19, and the heat dissipation holes 3 are communicated with the through holes, so that heat inside the pressing block 19 can enter the heat dissipation holes 3; the LED bulb 8 is positioned right below the digital block 6, and the LED bulb 8 can illuminate the digital block 6 so that a user can conveniently view the numbers on the digital block 6.

Please refer to fig. 1 and fig. 3, the top of the silicone key 2 is provided with a transparent hydrophobic layer 5 for evacuating water on the top of the silicone key 2; the plurality of radiating fins 18 are arranged, and the plurality of radiating fins 18 are equidistantly distributed on one side of the heat conducting fin 4, so that heat generated by the LED bulb 8 can be dissipated through the heat conducting fin 4 and the radiating fins 18, and the heat is prevented from accumulating inside the pressing block 19.

The working principle is as follows: firstly, a large amount of heat is generated due to the work of the LED bulb 8, and the part of heat enters the radiating holes 3 through the through holes, is transmitted to the radiating fins 18 through the heat conducting fins 4, and is transmitted to the outside of the silica gel key 2 through the radiating fins 18, so that the heat is prevented from being accumulated in the pressing block 19; simultaneously when needing to change digital block 6, the user is through rotatory mounting bolt 7, unscrews mounting bolt 7 from fixture block 17 and briquetting 19 in, and the user upwards takes digital block 6 next to make fixture block 17 take out from draw-in groove 16, then alright take out digital block 6, thereby conveniently change new digital block 6, avoid digital block 6 to receive to be difficult to recognize the digit after wearing and tearing.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an oleophobic electrically conductive silica gel button, includes base plate (1), its characterized in that: the LED lamp is characterized in that a lower electrode block (14) is arranged inside the substrate (1), one side of the lower electrode block (14) is connected with a zero line (15), a silica gel key (2) is arranged at the top of the substrate (1), a spring (13) is arranged at the middle position of the top of the substrate (1), a pressing block (19) is fixed at the top end of the spring (13), an upper electrode block (12) is arranged below the inside of the pressing block (19), two clamping grooves (16) are formed in the top of the pressing block (19), clamping blocks (17) are arranged inside the two clamping grooves (16), a digital block (6) is fixed between the two clamping blocks (17), a mounting bolt (7) is arranged at the top of the clamping block (17), a support plate (9) is fixed inside the pressing block (19), an LED bulb (8) is arranged at the top of the support plate (9), and a connecting line (10) is connected between the LED bulb (8) and the upper electrode block (12), the bottom one side of going up electrode block (12) is connected with live wire (11), louvre (3) have all been seted up to the inside both sides of silica gel button (2), conducting strip (4) are installed to inside one side of louvre (3), one side of conducting strip (4) is connected with fin (18) that extend to the silica gel button (2) outside.

2. The oleophobic conductive silicone key of claim 1, wherein: the bottom end of the upper electrode block (12) is located inside the spring (13), and the upper electrode block (12) is located right above the lower electrode block (14).

3. The oleophobic conductive silicone key of claim 1, wherein: the clamping block (17) is matched with the clamping groove (16), and the clamping block (17) is detachably connected with the pressing block (19) through the mounting bolt (7).

4. The oleophobic conductive silicone key of claim 1, wherein: through holes are formed in the two sides of the pressing block (19) in a penetrating mode, and the heat dissipation holes (3) are communicated with the through holes.

5. The oleophobic conductive silicone key of claim 1, wherein: the LED bulb (8) is positioned right below the digital block (6).

6. The oleophobic conductive silicone key of claim 1, wherein: and a transparent hydrophobic layer (5) is arranged on the top of the silica gel key (2).

7. The oleophobic conductive silicone key of claim 1, wherein: the heat radiating fins (18) are arranged in a plurality, and the heat radiating fins (18) are equidistantly distributed on one side of the heat conducting fin (4).

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