CN212627851U - Touch switch - Google Patents
Touch switch Download PDFInfo
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- CN212627851U CN212627851U CN202021399971.5U CN202021399971U CN212627851U CN 212627851 U CN212627851 U CN 212627851U CN 202021399971 U CN202021399971 U CN 202021399971U CN 212627851 U CN212627851 U CN 212627851U
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- touch
- circuit board
- sensing
- touch panel
- plastic support
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Abstract
The utility model provides a touch switch, touch switch includes plastic support, touch-sensitive circuit board, touch-sensitive piece and touch panel, be provided with mounting groove on the plastic support, the touch-sensitive circuit board is located in the mounting groove, just be provided with the induction zone on the touch-sensitive circuit board, the one end of touch-sensitive piece is connected the induction zone department of touch-sensitive circuit board, touch panel install in on the plastic support, just touch panel towards the surface of plastic support with the other end butt of touch-sensitive piece. That is, in the present embodiment, the touch sensing element is disposed between the touch panel and the sensing area, so that when the touch panel is touched, the phenomenon that the touch sensitivity is inconsistent and the difference is large due to touch delay does not occur; and the condition that the touch panel is directly contacted with the sensing area to cause over-sensitive touch and mistaken touch is avoided.
Description
Technical Field
The utility model relates to the technical field of switches, in particular to touch switch.
Background
At present, the touch panel and the circuit board of the switch are generally bonded by using acrylic as a touch conductive medium, or directly bonding the touch panel to the circuit board through glue. However, when the acrylic is arranged between the touch panel and the circuit board, a gap may exist between the touch panel and the acrylic, and the problems of inconsistent touch sensitivity and large difference among similar touch products are easily caused; when the touch panel is attached to the circuit board through glue, the touch panel is too sensitive.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a touch switch aims at solving the inconsistent and great or too sensitive problem of difference of touch sensitivity between the touch product of the same kind.
In order to achieve the above object, the present invention provides a touch switch, including:
the plastic support is provided with a mounting groove;
the touch sensing circuit board is arranged in the mounting groove and is provided with a sensing area;
one end of the touch sensing piece is connected to the sensing area of the touch sensing circuit board;
the touch panel is arranged on the plastic support, and the surface of the touch panel facing the plastic support is abutted against the other end of the touch sensing piece.
In an optional embodiment, the touch sensor includes:
the backlight plate is connected to the sensing area of the touch sensing circuit board;
and one end of the light transmitting piece is attached to the surface of the backlight plate deviating from the touch sensing circuit board, and the other end of the light transmitting piece is attached to the surface of the touch panel facing the plastic support.
In an optional embodiment, the light-transmitting member is a silicone sheet.
In an optional embodiment, the touch panel is a glass panel, and a touch point is disposed on the glass panel, and the position of the touch point corresponds to the position of the touch sensing element.
In an optional embodiment, the touch switch further includes a plastic frame, the plastic frame is covered on the plastic support, a mounting step is disposed on the plastic frame, and the touch panel is mounted on the mounting step.
In an optional embodiment, an accommodating cavity is formed in the plastic support, the touch switch further comprises a power circuit board arranged in the accommodating cavity, and the power circuit board is electrically connected with the touch sensing circuit board.
In an optional embodiment, the touch switch further includes a relay and a connection terminal, one end of the relay is electrically connected to the power circuit board, and the other end of the relay is connected to the connection terminal.
In an optional embodiment, the plastic bracket is further provided with a through hole for exposing the connecting terminal.
In an optional embodiment, the touch switch further includes a transformer, and the transformer is electrically connected to the power circuit board.
In an optional embodiment, the touch switch further includes a positioning column, and the positioning column is installed at the bottom of the installation groove and used for positioning the installation position of the touch sensing circuit board.
The utility model provides a touch switch, touch switch includes plastic support, touch-sensitive circuit board, touch-sensitive piece and touch panel, be provided with mounting groove on the plastic support, the touch-sensitive circuit board is located in the mounting groove, just be provided with the induction zone on the touch-sensitive circuit board, the one end of touch-sensitive piece is connected the induction zone department of touch-sensitive circuit board, touch panel install in on the plastic support, just touch panel towards the surface of plastic support with the other end butt of touch-sensitive piece. That is, in the present embodiment, the touch sensing element is disposed between the touch panel and the sensing area, so that when the touch panel is touched, the phenomenon that the touch sensitivity is inconsistent and the difference is large due to touch delay does not occur; and the condition that the touch panel is directly contacted with the sensing area to cause over-sensitive touch and mistaken touch is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments or examples of the present invention, the drawings used in the embodiments or examples 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 the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a touch switch according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;
fig. 3 is an exploded schematic view of a touch switch according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a touch switch according to an embodiment of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in FIGS. 1-4, the utility model provides a touch switch.
In an embodiment, as shown in fig. 1 to 2, the touch switch includes a plastic support 1, a touch sensing circuit board 2, a touch sensing element 3, and a touch panel 4, wherein a mounting groove 11 is formed on the plastic support 1, the touch sensing circuit board 2 is disposed in the mounting groove 11, a sensing region (not shown) is disposed on the touch sensing circuit board 2, one end of the touch sensing element 3 is connected to the sensing region of the touch sensing circuit board 2, the touch panel 4 is mounted on the plastic support 1, and a surface of the touch panel 4 facing the plastic support 1 abuts against another end of the touch sensing element 3.
Further, the touch panel 4, the touch sensing part 3 and the touch sensing circuit board 2 are sequentially arranged on the plastic support 1 from top to bottom, and the touch sensing part 3 is arranged at a sensing area of the touch sensing circuit board 2. Since the touch sensing member 3 is respectively abutted against the touch panel 4 and the sensing area, that is, when the touch panel 4 is touched, the sensing area can sense the change of the just-sensed charges.
Specifically, as the touch panel 4 and the sensing area are filled with the touch sensing part 3, no gap exists between the touch panel 4 and the sensing area, that is, when the touch panel 4 is touched, the phenomenon that touch sensitivity is inconsistent and different is large due to touch delay does not occur; and the situation that the touch panel 4 is directly contacted with the sensing area to cause the touch to be too sensitive and cause mistaken touch is avoided.
Further, the sensing area is provided with a sensing circuit (not shown), and since the user has a sensing charge, that is, when the hand of the user touches the touch panel 4, the sensing circuit can sense the change of the sensing charge, and it is determined that the touch panel 4 is touched.
The embodiment of the utility model provides an in, touch switch includes plastic support 1, touch-sensitive circuit board 2, touch-sensitive piece 3 and touch panel 4, be provided with mounting groove 11 on the plastic support 1, touch-sensitive circuit board 2 locates in the mounting groove 11, just be provided with induction zone on the touch-sensitive circuit board 2, the one end of touch-sensitive piece 3 is connected induction zone department of touch-sensitive circuit board 2, touch panel 4 install in on the plastic support 1, just touch panel 4 towards the surface of plastic support 1 with the other end butt of touch-sensitive piece 3. That is, in the present embodiment, the touch sensing element 3 is disposed between the touch panel 4 and the sensing area, so that when the touch panel 4 is touched, the phenomenon that the touch sensitivity is inconsistent and the difference is large due to touch delay does not occur; and the situation that the touch panel 4 is directly contacted with the sensing area to cause the touch to be too sensitive and cause mistaken touch is avoided.
Further, the touch sensing part 3 includes a backlight plate 31 and a light transmitting part 32, the backlight plate 31 is connected to the sensing area of the touch sensing circuit board 2, one end of the light transmitting part 32 is attached to the surface of the backlight plate 31 deviating from the touch sensing circuit board 2, and the other end of the light transmitting part 32 is attached to the surface of the touch panel 4 facing the plastic support 1. That is, the light-transmitting member 32 is attached to the backlight plate 31 and disposed between the touch panel 4 and the touch sensing circuit board 2, thereby ensuring stability of touch sensitivity.
Specifically, an LED lamp (not shown) is integrated on the touch sensing circuit board 2, wherein the LED lamp is disposed at the periphery of the sensing area, that is, the backlight plate 31 and the light-transmitting member 32 are connected to the sensing area, so that light emitted by the LED lamp is not dispersed, and the LED lamp can perform light gathering and light homogenizing functions.
It can be understood that the LED lamp is arranged at the periphery of the sensing area, so that the circuit of the LED lamp and the sensing circuit in the sensing area can be prevented from interfering with each other, thereby avoiding interference to the sensing circuit and enabling the touch sensing to be more accurate.
Specifically, after the backlight panel 31 is disposed in the sensing region, in order to prevent the touch panel 4 from directly contacting the backlight panel 31, the light-transmitting member 32 is disposed between the backlight panel 31 and the touch panel 4, i.e., the light-transmitting member 32 is plugged between the backlight panel 31 and the touch panel 4.
Optionally, the light-transmitting member 32 is an elastic member with good light-transmitting performance, for example, the light-transmitting member 32 is a silicone sheet, and the like, and is not limited herein.
Furthermore, two surfaces of the light-transmitting member 32 can be respectively attached to the backlight panel 31 and the touch panel 4 through a double-sided adhesive tape, so that the light-transmitting member 32 can be abutted against the backlight panel 31 and the touch panel 4, and a gap is prevented from being formed between the backlight panel 31 and the touch panel 4.
Further, the touch panel 4 is a glass panel, and the glass panel is provided with touch points, and the positions of the touch points correspond to the positions of the touch sensing members 3, that is, in order to make the touch sensing more sensitive, a plurality of touch points are provided on the touch panel 4, so that the hand of the user contacts the touch points, and when the sensing area senses that the sensed charges change, the touch operation is determined as an effective touch; when the hand of the user touches an area other than the touch point of the touch panel 4, the sensing area cannot sense the change of the sensing charge, and at this time, the touch operation is an invalid touch.
Further, in order to fix the touch panel 4, the touch switch further comprises a plastic face frame 5, the plastic face frame 5 covers the plastic support 1, an installation step 51 is arranged on the plastic face frame 5, and the touch panel 4 is installed on the installation step 51. That is, in this embodiment, after the plastic frame 5 is mounted on the plastic support 1, the touch panel 4 is mounted on the mounting step 51, at this time, a surface portion of the plastic frame 1 facing the touch panel 4 is exposed out of the plastic frame 5, and the exposed portion is opposite to the touch sensing circuit board 2, so that when the touch panel 4 is touched, a sensing area disposed on the touch sensing circuit board 2 can sense a change of a sensing charge.
Further, in this embodiment, when the sensing area disposed on the touch sensing circuit board 2 can sense the change of the sensing charge, that is, the touch sensing circuit board 2 receives an effective touch signal, at this time, the touch switch may be turned on or turned off according to the effective touch signal.
Specifically, be provided with in the plastic support 1 and hold chamber 12, touch switch is still including locating hold power circuit board 6 in the chamber 12, power circuit board 6 with touch sensing circuit board 2 electric connection, promptly touch sensing circuit board 2 receives effectual touch signal, with this touch signal send to power circuit board 6, power circuit board 6 control touch switch opens or closes. The touch switch further comprises a relay 7 and a connection terminal 8, one end of the relay 7 is electrically connected with the power circuit board 6, the other end of the relay 7 is connected with the connection terminal 8, and the connection terminal 8 is connected with an external electric device, that is, in the embodiment, when the power circuit board 6 receives a touch signal, the relay 7 is controlled to be turned on or turned off according to the touch signal, that is, at this time, the connection terminal 8 is connected with or turned off from the external electric device.
Of course, in other embodiments, the power circuit board 6, the relay 7 and the connection terminal 8 may be disposed outside the touch switch, that is, the power circuit board 6, the relay 7 and the connection terminal 8 are packaged into a relay assembly to serve as an external component of the touch switch, and the power circuit board 6 in the relay assembly is connected to the touch sensing circuit board 2, or the power circuit board 6 in the relay assembly is connected to the touch sensing circuit board 2 through a third party service end, as long as the power circuit board 6 can receive the signal of the touch sensing circuit board 2, which is not limited herein.
Further, as shown in fig. 3, the plastic bracket 1 is further provided with a through hole 13 for exposing the connection terminal 8, so that an external electric device can be connected to the connection terminal 8 through a wire or a lead.
Further, as shown in fig. 4, the touch switch further includes a transformer 9, the transformer 9 is electrically connected to the power circuit board 6, and the transformer 9 is used for converting between a strong current and a weak current. For example, the transformer 9 converts an input strong current into a weak current and inputs the weak current into the power circuit board 6, so as to protect the power circuit board 6 from being burned out by the strong current.
Further, the touch switch further comprises a positioning column 14, and the positioning column 14 is installed at the bottom of the installation groove 11 and used for positioning the installation position of the touch sensing circuit board 2.
Optionally, the number of the positioning columns 14 is at least two, that is, when the touch sensing circuit board 2 is to be mounted, the touch sensing circuit board 2 can be adjusted by the positioning columns 14, so that the touch point on the touch panel 4 corresponds to the position of the sensing area.
The embodiment of the utility model provides an in, touch switch includes plastic support 1, touch-sensitive circuit board 2, touch-sensitive piece 3 and touch panel 4, be provided with mounting groove 11 on the plastic support 1, touch-sensitive circuit board 2 locates in the mounting groove 11, just be provided with induction zone on the touch-sensitive circuit board 2, the one end of touch-sensitive piece 3 is connected induction zone department of touch-sensitive circuit board 2, touch panel 4 install in on the plastic support 1, just touch panel 4 towards the surface of plastic support 1 with the other end butt of touch-sensitive piece 3. That is, in the present embodiment, the touch sensing element 3 is disposed between the touch panel 4 and the sensing area, so that when the touch panel 4 is touched, the phenomenon that the touch sensitivity is inconsistent and the difference is large due to touch delay does not occur; and the situation that the touch panel 4 is directly contacted with the sensing area to cause the touch to be too sensitive and cause mistaken touch is avoided.
The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent transformation made by the contents of the specification and the drawings, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A touch switch, characterized in that the touch switch comprises:
the plastic support is provided with a mounting groove;
the touch sensing circuit board is arranged in the mounting groove and is provided with a sensing area;
one end of the touch sensing piece is connected to the sensing area of the touch sensing circuit board;
the touch panel is arranged on the plastic support, and the surface of the touch panel facing the plastic support is abutted against the other end of the touch sensing piece.
2. The touch switch of claim 1, wherein the touch sensitive member comprises:
the backlight plate is connected to the sensing area of the touch sensing circuit board;
and one end of the light transmitting piece is attached to the surface of the backlight plate deviating from the touch sensing circuit board, and the other end of the light transmitting piece is attached to the surface of the touch panel facing the plastic support.
3. The touch switch of claim 2, wherein the light transmissive member is a silicone sheet.
4. The touch switch of claim 1, wherein the touch panel is a glass panel, and a touch point is disposed on the glass panel, and the position of the touch point corresponds to the position of the touch sensing member.
5. The touch switch of claim 4, further comprising a plastic frame, wherein the plastic frame covers the plastic support, and the plastic frame is provided with a mounting step, and the touch panel is mounted on the mounting step.
6. The touch switch of claim 1, wherein the plastic support has a cavity therein, and the touch switch further comprises a power circuit board disposed in the cavity, the power circuit board being electrically connected to the touch sensing circuit board.
7. The touch switch of claim 6, further comprising a relay and a connection terminal, wherein one end of the relay is electrically connected to the power circuit board, and the other end of the relay is connected to the connection terminal.
8. The touch switch of claim 7, wherein the plastic bracket further comprises a through hole for exposing the connection terminal.
9. The touch switch of claim 6, further comprising a transformer electrically connected to the power circuit board.
10. The touch switch of claim 1, further comprising a positioning column, wherein the positioning column is installed at the bottom of the installation groove and used for positioning the installation position of the touch sensing circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021399971.5U CN212627851U (en) | 2020-07-15 | 2020-07-15 | Touch switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021399971.5U CN212627851U (en) | 2020-07-15 | 2020-07-15 | Touch switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212627851U true CN212627851U (en) | 2021-02-26 |
Family
ID=74706238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021399971.5U Active CN212627851U (en) | 2020-07-15 | 2020-07-15 | Touch switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212627851U (en) |
-
2020
- 2020-07-15 CN CN202021399971.5U patent/CN212627851U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |