CN209833493U - Backlight structure of reading lamp switch - Google Patents
Backlight structure of reading lamp switch Download PDFInfo
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- CN209833493U CN209833493U CN201920256354.0U CN201920256354U CN209833493U CN 209833493 U CN209833493 U CN 209833493U CN 201920256354 U CN201920256354 U CN 201920256354U CN 209833493 U CN209833493 U CN 209833493U
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- reading lamp
- lamp switch
- base
- locking
- cover body
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Abstract
The utility model discloses a backlight structure of reading lamp switch installs in reading lamp button below, is connected with the circuit board. A support column for supporting the light emitting diode is designed in the base of the reading lamp switch, and a through hole which penetrates through the cover body and can accommodate the light emitting diode is formed in the cover body of the reading lamp switch relative to the support column; the light emitting diode is fixed on the supporting column of the base through the backlight structure, the corresponding light transmission hole is formed in addition, the light emitted by the light emitting diode is irradiated on the reading lamp button through the light transmission hole, the reading lamp button is backlight, and the backlight lamp button has enough brightness, so that a driver can quickly recognize the backlight lamp button and is convenient to operate.
Description
Technical Field
The utility model relates to a technical field is shaded to the switch, concretely relates to reading lamp switch's structure in a poor light.
Background
Automobiles as a means of transportation have been increasingly moved into people's daily lives, and people have increasingly high demands on the comfort of automobile interiors, increasingly high demands on the functions of automobiles, and increasingly more switches for operating various functions in automobiles.
Under the darker condition of light, to the switch of intensive arrangement, the operator can't touch this switch correctly, and the operation falls into inconveniently, has very big influence to driver's operation moreover, can cause serious harm to driving safety even, consequently, need install the structure of being shaded in the switch of car, the driver of also being convenient for discerns.
In the prior art, because the granular LED is small in size and low in power consumption, the backlight structure adopts the LED as a light source, but the granular LED is low in power, the granular LED cannot work normally in a reading lamp switch with high power, the reading lamp switch is usually controlled by a button switch arranged in the reading lamp switch, the button switch is small in size and crowded in internal space, and the backlight structure is difficult to install on the reading lamp switch.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect among the prior art to a reading lamp switch's structure in a poor light is applicable to powerful reading lamp switch in a poor light is installed in button switch is provided.
The utility model provides a reading lamp switch's structure of being shaded, is including installing in the reading lamp, drives the reading lamp switch along with the back of pressing of reading lamp button, still including installing button switch's one corner, the emitting diode who is connected with the circuit board, be provided with in the base of reading lamp switch and be used for supporting emitting diode's support column, the relative support column shaping of lid of reading lamp switch has the light trap that runs through the lid, can hold emitting diode.
The pins of the light emitting diodes penetrate out of the base along the supporting columns and are connected with the circuit board.
A locking structure for locking the pressed cover body in the mounting groove of the base, a resetting structure for resetting the unlocked cover plate to the initial position and a guide structure for guiding the cover body to move up and down in the base are arranged between the cover body and the base.
The locking structure comprises a locking groove formed in the side wall of the cover body, one end of the locking groove is fixed on the base, and the other end of the locking groove can move up and down in the locking groove when the cover body is pressed and is locked in the locking piece of the cover body.
The reset structure comprises a first reset column formed on the base, a second reset column formed on the cover body and a biasing member for connecting the first reset column and the second reset column; one end of the locking piece is fixed on the second reset column.
The guide structure comprises guide grooves on two opposite inner walls of the design base, and guide blocks which are designed on the cover body relative to the guide ribs and can slide up and down in the guide grooves.
The button switch is provided with a conductive structure opposite to the side surface provided with the locking structure; the conductive structure comprises a rolling conductive piece which is connected with a conductive piece connected with the circuit board in the button switch in a rolling way and realizes the on-off of the reading lamp switch.
The rolling conductive piece is rotatably connected to the cover body through a clamping structure; the clamping structure comprises a supporting protrusion which is formed on the cover body and faces the conducting strip and is designed oppositely, and the end part of the supporting protrusion is arranged in a clamping groove which is provided with two ends capable of clamping the rolling conducting piece.
A groove is formed in the middle of the rolling conductive piece, one end of an elastic piece is fixed to the first reset column, and the other end of the elastic piece is in lap joint with the groove to extrude the rolling conductive piece to the conductive piece.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a backlight structure of reading lamp switch installs in reading lamp button below, is connected with the circuit board. A support column for supporting the light emitting diode is designed in the base of the reading lamp switch, and a through hole which penetrates through the cover body and can accommodate the light emitting diode is formed in the cover body of the reading lamp switch relative to the support column; because the power of the light-emitting diode is high, the light-emitting diode can normally work in a high-power reading lamp switch, and the current requirement of the reading lamp switch is met; fix emitting diode on the support column of base, seted up corresponding light trap in addition, the light that emitting diode will send shines on the reading lamp button through the light trap like this for the reading lamp button realizes being shaded, and has sufficient luminance, and the driver can quick discernment, the operation of being convenient for.
2. The utility model provides a backlight structure of a reading lamp switch, which is characterized in that a conductive structure is arranged on the side surface of a locking structure which is relatively designed on the reading lamp switch; the conductive structure comprises a rolling conductive piece which is connected with a conductive piece connected with the circuit board in the reading lamp switch in a rolling way and realizes the on-off of the reading lamp switch, the rolling conductive piece is connected with the fire wire end and the zero wire end of the conductive piece, and the rolling conductive piece moves up and down along with the cover body; the up-and-down movement of the cover body is utilized to control the connection and the separation of the rolling conductive piece and the conductive piece in the conductive structure, so that the connection and the disconnection of a circuit are realized, the structure is simple, and the operation is reliable.
3. The utility model provides a backlight structure of a reading lamp switch, a groove is formed in the middle position of a rolling conductive piece, one end of an elastic piece is fixed on a first reset column, the other end is lapped in the groove, and the rolling conductive piece is extruded to a conductive piece; the structure extrudes the rolling conductive piece to the conductive piece through the elastic piece, thereby ensuring the stability and reliability of the connection of the rolling conductive piece and the conductive piece and ensuring that the circuit cannot be disconnected.
4. The utility model provides a reading lamp switch's structure in a poor light, reading lamp switch minimum drive current 50mA, maximum drive current 1.25A.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 schematic view of a backlight structure provided by the present invention;
FIG. 2 is a cross-sectional view of an angle of the backlight structure shown in FIG. 1;
FIG. 3 is a cross-sectional view of another angle of the backlight structure shown in FIG. 1;
description of reference numerals: 1. a cover body; 11. a guide block; 12. a locking groove; 13. a dust-proof protrusion; 14. a first reset post; 15. a light-transmitting hole; 2. a base; 21. a guide groove; 22. a second reset post; 23. a support pillar; 3. a conductive sheet; 4. a light emitting diode; 41. a pin; 5. a locking member; 6. rolling the conductive member; 61. a groove; 7. an elastic member; 8. a biasing member.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the backlight structure of the reading lamp switch is characterized in that the reading lamp switch is installed below the reading lamp button and embedded in the reading lamp, the minimum driving current of the reading lamp switch is 50mA, and the maximum driving current is 1.25A; the light emitting diode 4 is positioned at one corner of a reading lamp switch, is connected with the circuit board and is used for realizing backlight by electrifying the automobile in a dark environment; a support column for supporting the light emitting diode 4 is designed in the base 2 of the reading lamp switch, and a light hole 15 which penetrates through the cover body 1 and can accommodate the light emitting diode 4 is formed in the cover body 1 of the reading lamp switch relative to the support column; the LED 4 is in a pin 41 type structure; the pins 41 of the light emitting diode 4 extend out of the base 2 along the support posts and are connected to the circuit board of the reading lamp.
The light emitting diode 4 is fixed on the support column 23 of the base 2 by the backlight structure, the light hole 15 corresponding to the light emitting diode is additionally formed, the light emitted by the light emitting diode 4 is irradiated on the reading lamp button through the light hole 15, so that the reading lamp button is backlight and has enough brightness, and a driver can quickly identify the reading lamp button and is convenient to operate.
A locking structure for locking the pressed cover body 1 in the mounting groove of the base 2, a resetting structure for resetting the unlocked cover plate to the initial position and a guide structure for guiding the cover body 1 to move up and down in the base 2 are designed between the cover body 1 and the base 2.
The locking structure comprises a locking groove 12 formed on the side wall of the cover body 1, a locking piece 5 with one end fixed on the base 2 and the other end capable of moving in the locking groove 12 when the cover body 1 is pressed and locking the cover body 1; the locking member 5 is a wire.
The inner wall of the base 2 opposite to the locking groove 12 is provided with a dustproof protrusion 13.
The resetting structure comprises a first resetting column 14 formed on the base, a second resetting column 22 formed on the cover body 1, and a biasing member 8 for connecting the first resetting column 14 and the second resetting column 22, wherein the biasing member 8 is a compression spring; one end of the locking element 5 is secured within a second return post 22 at the base of the biasing member 8.
When the switch cover of the reading lamp switch is pressed, the cover body 1 of the switch moves downwards, the locking piece 5 slides in the locking groove 12, when the switch cover moves to the extreme position, the switch cover is released, the locking piece 5 is locked with the locking groove 12, the cover body 1 is limited to the position, the switch cover is pressed again, the locking piece 5 is unlocked from the locking groove 12, and the initial position is returned under the action of the biasing piece 8.
The guide structure comprises guide grooves 21 designed on two inner walls of the base 2, and guide blocks 11 which are designed on the cover body 1 relative to the guide blocks 21 and can slide up and down in the guide grooves 21; the guide structure can guide the cover body 1 to slide on the base 2, and simultaneously, the cover body 1 is connected to the base 2, so that the cover body 1 is prevented from slipping.
The side face of the reading lamp switch, which is relatively designed with the locking structure, is provided with a conductive structure; the conductive structure comprises a rolling conductive piece 6 which is connected with a conductive piece 3 connected with the circuit board in the reading lamp switch in a rolling way and realizes the on-off of the reading lamp switch, the rolling conductive piece 6 is connected with the fire line end and the zero line end of the conductive piece 3, and the rolling conductive piece 6 moves up and down along with the cover body 1; the rolling conductive piece 6 is a roller which is rotationally connected with the cover body 1; when the cover body 1 is in an initial state, the rolling conductive piece 6 is separated from the conductive piece 3, the circuit is disconnected, and when the cover body 1 is in a downward limit state, the rolling conductive piece 6 is connected with the conductive piece 3, the circuit is connected, and the reading lamp is on.
The side face of the base 2, which is provided with the conducting plate 3, is also provided with an inclined plane with a thick upper part and a thin lower part, and when the rolling conducting piece 6 is reset to an initial state, the rolling conducting piece can be far away from the conducting plate 3 along the inclined plane, so that circuit disconnection is realized.
In the conductive structure, the up-and-down movement of the cover body 1 is utilized to control the connection and the separation of the rolling conductive piece 6 and the conductive piece 3, so that the connection and the disconnection of a circuit are realized, the structure is simple, and the operation is reliable.
The rolling conductive piece 6 is rotatably connected to the cover body 1 through a clamping structure; the clamping structure comprises a supporting bulge which is formed on the cover body 1 and faces the conducting sheet 3 and is designed oppositely, and the end part of the supporting bulge is provided with a clamping groove which can clamp the two ends of the rolling conducting piece 6; above-mentioned structure can guarantee that roll electrically conductive piece 6 rotatable connect in lid 1, because lid 1 is mobilizable, roll electrically conductive piece 6 can roll on base 2 can reduce with the base 2 between the friction, avoid too big loss, increase of service life.
A groove 61 is formed in the middle of the rolling conductive piece 6, one end of an elastic piece 7 is fixed on the first reset column 14, and the other end is lapped in the groove 61 to extrude the rolling conductive piece 6 to the conductive piece 3; the elastic part 7 is a metal wire; this structure presses the rolling conductive member 6 to the conductive sheet 3 through the elastic member 7, ensuring stability and reliability of connection of the rolling conductive member 6 and the conductive sheet 3, and ensuring that a circuit is not disconnected.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. The utility model provides a backlight structure of reading lamp switch, is including installing in the reading lamp, drive the reading lamp switch along with the pressing back of reading lamp button, its characterized in that still including installing in button switch's one corner, the emitting diode (4) of being connected with the circuit board, be provided with in base (2) of reading lamp switch and be used for supporting emitting diode (4) support column (23), the relative support column (23) shaping of lid (1) of reading lamp switch has and runs through lid (1), can hold light trap (15) of emitting diode (4).
2. The backlight structure of a reading lamp switch as claimed in claim 1, wherein the pins (41) of the light emitting diode (4) are extended out of the base (2) along the supporting posts (23) to be connected with the circuit board of the reading lamp switch.
3. The backlight structure of the reading lamp switch according to claim 1, wherein a locking structure for locking the pressed cover (1) in the mounting groove of the base (2), a reset structure for returning the unlocked cover plate to the initial position, and a guide structure for guiding the cover (1) to move up and down in the base (2) are designed between the cover (1) and the base (2).
4. The backlight structure of a reading lamp switch according to claim 3, wherein the locking structure comprises a locking groove (12) formed in a side wall of the cover body (1), and a locking member (5) having one end fixed to the base (2) and the other end capable of moving in the locking groove (12) and locking the cover body (1) when the cover body (1) is pressed.
5. The backlight structure of the reading lamp switch as claimed in claim 4, wherein the reset structure comprises a first reset post (14) formed on the base, a second reset post (22) formed on the cover (1), and a biasing member (8) connecting the first reset post (14) and the second reset post (22); one end of the locking piece (5) is fixed on the second reset column (22).
6. The backlight structure of a reading lamp switch as claimed in claim 3, wherein the guide structure comprises guide grooves (21) formed on two inner walls of the base (2), and guide blocks (11) formed on the cover (1) and arranged to slide up and down in the guide grooves (21) and arranged opposite to the guide grooves (21).
7. The backlight structure of the reading lamp switch as claimed in claim 3, wherein the button switch is installed with a conductive structure opposite to the side where the locking structure is disposed; the conducting structure comprises a rolling conducting piece (6) which is connected with a conducting piece (3) connected with the circuit board in the button switch in a rolling way and realizes the on-off of the reading lamp switch.
8. The backlight structure of the reading lamp switch as claimed in claim 7, wherein the rolling conductive member (6) is rotatably connected to the cover body (1) by a snap structure; the clamping structure comprises a supporting protrusion which is formed on the cover body (1) and faces the conducting strip (3) and is designed oppositely, and the end part of the supporting protrusion is arranged in a clamping groove which is provided with two ends of the rolling conducting piece (6) which can be clamped.
9. The backlight structure of a reading lamp switch as claimed in claim 5, wherein the rolling conductive member (6) is formed with a groove (61) at a central position thereof, and an elastic member (7) is fixed to the first reset post (14) at one end thereof and overlapped in the groove (61) at the other end thereof to press the rolling conductive member (6) against the conductive sheet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920256354.0U CN209833493U (en) | 2019-02-28 | 2019-02-28 | Backlight structure of reading lamp switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920256354.0U CN209833493U (en) | 2019-02-28 | 2019-02-28 | Backlight structure of reading lamp switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209833493U true CN209833493U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920256354.0U Active CN209833493U (en) | 2019-02-28 | 2019-02-28 | Backlight structure of reading lamp switch |
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| CN (1) | CN209833493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147585A (en) * | 2020-01-22 | 2021-07-23 | 嘉兴海拉灯具有限公司 | Interior light control system, front row light control unit, rear row light control unit, interior light assembly and vehicle for vehicle |
-
2019
- 2019-02-28 CN CN201920256354.0U patent/CN209833493U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147585A (en) * | 2020-01-22 | 2021-07-23 | 嘉兴海拉灯具有限公司 | Interior light control system, front row light control unit, rear row light control unit, interior light assembly and vehicle for vehicle |
| CN113147585B (en) * | 2020-01-22 | 2022-10-25 | 嘉兴海拉灯具有限公司 | Interior light control system, back row of lamps control unit, interior light assembly and vehicle |
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Address after: No. M-1, West Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province, 325608 (Branch office: No. 1, Area A, Science and Technology Innovation Park, Hongqiao Town, Yueqing City (in Yueqing Zhongtaizhi Aluminum Door and Window Decoration Co., Ltd.) Patentee after: Daming Electronics Co.,Ltd. Address before: 325608 no.m-1, West Industrial Zone, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: DAMING ELECTRONIC CO.,LTD. |