CN112248925A - Novel automobile ceiling lamp - Google Patents

Abstract

The invention discloses a novel automobile ceiling lamp, which comprises a shell with an inner cavity, a PCB (printed circuit board) arranged in the shell and a key base, wherein the PCB is arranged in the shell; the shell comprises a first shell and a second shell which are detachably mounted, and the key base is arranged between the first shell and the PCB and connected with the PCB; the first shell is provided with a plurality of through holes for the key caps to pass through; the PCB board is provided with a control button, the top of the control button is connected with a pressing column, the other end of the pressing column is in contact with a pressing key cap, the pressing key seat is provided with a pressing column shaft hole for the pressing column to pass through, the pressing key cap drives the pressing column to press the control button, and the pressing column moves up and down relative to the control button all the time. Through set up between control button on the PCB board and the button cap and be used for pressing the post through setting up on the button seat and press the post axle hole, can guarantee that the button cap of all kinds of sizes can all press the control button who arranges on the PCB board after pressing, solved the button cap and raised the problem that leads to unable button of pressing.

Description

Novel automobile ceiling lamp

Technical Field

The invention belongs to the technical field of automotive interior trim, and particularly relates to a novel automobile ceiling lamp.

Background

Along with the rapid development of modern automobile science and technology, in order to satisfy customer's user demand, practical function and humanized design become the point of buying that each car producer strived for the consideration gradually, for example car dome lamp uses the design, and its effect is when the light is not enough in the car, can provide enough luminance for the personnel of taking, the usefulness of reading in the car of being convenient for, can not influence driver's normal driving simultaneously again. The automobile dome lamp is generally arranged on the top of a driver seat and the middle top of a rear seat of an automobile, so that the automobile dome lamp is convenient for people to operate and use. The structure of current car dome lamp mainly includes the casing, and a plurality of lamp shade and button cap have been arranged in the front of casing, and the inside of casing has arranged the PCB board, arranges a plurality of buttons on the PCB board, through pressing button cap switching button. However, if the elongated key cap is disposed on the housing, the key cap may be lifted up, which may result in the key not being pressed.

Disclosure of Invention

Technical problem to be solved

The invention aims to solve the technical problem of providing a novel automobile dome lamp, wherein a press column is arranged between a control button and a key cap on a PCB, and a press column shaft hole for the press column to pass through is arranged on a key seat, so that the control buttons arranged on the PCB can be pressed after the key caps with various sizes are pressed down, and the problem that the keys cannot be pressed down due to the fact that the key caps warp is solved.

(II) technical scheme

The invention solves the technical problem by adopting the scheme that the novel automobile ceiling lamp comprises a shell with an inner cavity, a PCB (printed circuit board) and a key seat, wherein the PCB and the key seat are arranged in the shell; the shell comprises a first shell and a second shell which are detachably mounted, and the key base is arranged between the first shell and the PCB and is connected with the PCB; a plurality of key caps are detachably mounted at one end of the key base, which is far away from the second shell, and the first shell is provided with a plurality of through holes for the key caps to pass through;

the PCB board is provided with a control button, the top of the control button is connected with a press column, the other end of the press column is contacted with a press key cap, the press key seat is provided with a supply for the press column shaft hole through which the press column passes, the press key cap is pressed to drive the press column to press the control button, and the press column is relative to the control button to move up and down all the time.

Preferably, the control buttons include a skylight button for controlling the opening and closing of a skylight, a tail door button for controlling the opening and closing of a tail door, a sun-shading button for controlling the opening and closing of a sun-shading plate, a door control lamp button for controlling the opening and closing of a door control lamp, an SOS button for emergency alarm, a left sliding door button, a right sliding door button and a full lighting button which are arranged on the left and right sides and used for controlling the opening and closing of a door.

Preferably, the number of the pressing columns is one, and the pressing columns are correspondingly arranged on a central line of the longer end of the key cap.

Preferably, an indicator is disposed in the housing, and the first housing has a hole through which a light source of the indicator passes.

Preferably, the second shell is provided with a connector, and the whole automobile ceiling lamp can be directly fixed on the automobile ceiling through the connector, so that the automobile ceiling lamp is convenient to install.

By adopting the scheme, the press column is arranged between the control button on the PCB and the key cap, and the key base is provided with the press column shaft hole for the pass of the press column, so that the control button arranged on the PCB can be pressed after the key caps of various sizes are pressed, and the problem that the key cannot be pressed due to the fact that the key cap is warped is solved.

Furthermore, a limiting boss is arranged at the periphery of the part of the pressing column extending out of the pressing column shaft hole, and the pressing column is installed in the pressing column shaft hole in a matched mode through the limiting boss.

The button cap is provided with a pressing part for pressing the pressing column, and the part of the pressing part, which is in contact with the pressing column, is arc-shaped.

Preferably, the number of the limit bosses is four, and specifically, two limit bosses are arranged at two ends of the pressing column.

By adopting the scheme, the arrangement of the limiting boss can prevent the button base from being separated from the button column.

Furthermore, a fastening piece is formed by extending outwards from one end of the key cap close to the key base, and correspondingly, the key base is provided with a fastening hole matched with the fastening piece;

the side wall of the key cap extends outwards to form a fixed arm, the fixed arm is provided with a positioning hole, and correspondingly, the key base is provided with a positioning column matched with the positioning hole.

Preferably, the buckle piece and the fixed arm are respectively arranged on two opposite sides of the key cap, so that the stability is better.

Preferably, the number of the buckling pieces is two, and correspondingly, the number of the buckling holes is two.

Preferably, the number of the fixed arms is two, and correspondingly, the number of the positioning columns is two.

By adopting the scheme, the buckling piece is matched with the buckling hole, and the positioning column is installed with the positioning hole, so that the button cap can be positioned and installed on the button seat, and the button cap is good in stability.

Furthermore, a plurality of light-emitting elements and a light guide piece are arranged on the PCB, and the light guide piece is arranged above the light-emitting elements;

the light guide piece comprises a light inlet part covering the upper part of the light emitting element, the light inlet part extends towards the direction far away from the light emitting element to form a light outlet part, and a lens which is arranged above the light outlet part and used for a light source to pass through is arranged on the key base;

the key base is provided with a through hole for the light emitting part to pass through, and the through hole just accommodates the light emitting part.

Preferably, the light emitting element is an LED lamp disposed on the PCB board.

Preferably, the leaded light spare has the jack catch, and what correspond, have on the key base with the card hole that the jack catch matches guarantees the steadiness of leaded light spare.

Preferably, the number of the light emitting elements may be one, two or more.

Preferably, the number of the light guide members is one, and the number of the light emitting portions is equal to the number of the light emitting elements.

By adopting the scheme, the light guide piece can guide the light source emitted by the light-emitting element to a required position, so that the spatial arrangement is convenient; meanwhile, the light guide part can cover the light-emitting elements arranged on the PCB to hide the light source, and the key base can further shield the light-emitting elements to ensure that the light-emitting elements cannot be seen from the outside and the light source is hidden.

Further, the PCB board has a light source control button for controlling the opening and closing of the light-emitting element, the top of the light source control button is connected with the pressing column, the other end of the pressing column contacts the lens, the pressing column has a shaft hole for the pressing column to pass through, the lens is driven by pressing the pressing column to press the light source control button, and the pressing column is relative to the light source control button to move up and down all the time.

Further, the PCB board is provided with a light source control button for controlling the light-emitting element to be turned on and off, the lens is provided with a pressing portion which is in contact with the light source control button, the lens is pressed down, and the pressing portion presses the light source control button to achieve the on and off of the light-emitting element.

Preferably, the key base has a through hole through which the pressing portion passes.

Further, a camera is further installed in the shell and is electrically connected with an automobile power supply through a plug connector;

the camera passes through screw fixed mounting and is in on the first casing, first casing has and is used for holding the chamber that holds of camera, just it has the confession to hold the chamber the shooting hole that the camera was shot.

By adopting the scheme, the camera is integrated on the dome lamp, the condition in the automobile can be identified by the camera in the driving process, and the driving safety performance of the automobile is improved.

Further, a microphone is mounted on the second shell and connected with the PCB through a wiring harness; one end of the wire harness, which is far away from the microphone, is provided with a plug connector port, and the PCB is provided with a plug-in slot matched with the plug connector port;

the second casing has a microphone mounting groove for fixing the microphone, the side wall of the microphone has a boss extending outward, and the microphone mounting groove has an abutting table for abutting against the boss.

Preferably, the number of the microphones is two.

Preferably, the microphone is an AI microphone.

Preferably, the first casing is provided with a sound receiving hole for receiving sound.

By adopting the scheme, the microphone is integrated on the automobile ceiling lamp, so that communication of personnel in an automobile can be facilitated in the driving process, and the safety of the automobile in the driving process is improved.

Furthermore, the key base is fixed on the second shell in a buckling connection mode;

one end of the key base close to the second shell extends outwards to form an insert, correspondingly, the second shell is provided with a jack matched with the insert, and the PCB is provided with a through hole for the insert to pass through.

Preferably, the second housing has a receptacle through which the insert passes.

Preferably, the plug-in components have slotted holes, correspondingly, the inner walls of the jacks form bulges, and the bulges are matched with the slotted holes, so that the key base can be stably installed on the second shell.

(III) advantageous effects

1. The press column is arranged between the control button and the key cap on the PCB, and the key seat is provided with the press column shaft hole for the press column to pass through, so that the control button arranged on the PCB can be pressed after the key caps with various sizes are pressed down, and the problem that the key cannot be pressed down due to the fact that the key cap is warped is solved;

2. the light guide part is arranged above the light emitting element on the PCB, so that a light source emitted by the light emitting element can be guided to a required position, and the spatial arrangement is convenient; meanwhile, the light guide piece can cover the light-emitting elements arranged on the PCB to hide the light source, and the key base is provided with the through holes which are just used for the light-emitting parts of the light guide piece to pass through, so that the light-emitting elements can be further shielded, the light-emitting elements cannot be seen from the outside, and the light source hiding is realized;

3. through with camera and microphone integration on the car dome lamp, can be by the condition in the camera discernment car and communicate with the driver by the microphone at the driving in-process, can in time remind the driver when detecting driver fatigue, need not manual operation, improved the security performance of driving.

Drawings

FIG. 1 is an exploded view of a novel automotive dome lamp in accordance with the present invention;

FIG. 2 is a schematic view of a novel automotive dome lamp of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view of the point B in FIG. 3;

FIG. 5 is a schematic view of a push rod of the present invention;

FIG. 6 is a partial cross-sectional view of a novel automotive dome lamp of the present invention;

FIG. 7 is a schematic view of a light guide according to the present invention;

FIG. 8 is a schematic diagram of a keycap of the present invention;

FIG. 9 is a schematic view of a lens of the present invention;

FIG. 10 is a diagram of a key pad according to the present invention;

FIG. 11 is a schematic view of a key base according to the present invention (embodying a slot);

FIG. 12 is a schematic view of a first housing of the present invention;

FIG. 13 is a schematic view of a second housing of the present invention;

FIG. 14 is a schematic view of a novel automotive dome light of the present invention (with the second housing removed);

FIG. 15 is a schematic view of a microphone of the present invention;

fig. 16 is a schematic view of a PCB board of the present invention.

In the figure, the part names corresponding to the respective reference numerals are: 1. a housing; 11. a first housing; 111. a through hole; 112. an accommodating chamber; 112-1, shooting holes; 12. a second housing; 121. a microphone mounting groove; 121-1, an abutting table; 122. a jack; 122-1, a bump; 123. a connector; 2. a PCB board; 21. a control button; 22. a light emitting element; 23. a light guide; 231. a light inlet part; 232. a light-emitting part; 233. a claw; 24. inserting grooves; 25. perforating; 26. a light source control button; 3. pressing the column; 31. a limiting boss; 4. a key base; 41. a post shaft hole; 42. a snap-in hole; 43. a positioning column; 44. through holes; 45. a plug-in; 451. a slot; 46. a clamping hole; 47. through the hole; 5. a key cap; 51. a fastener; 52. a fixed arm; 521. positioning holes; 53. a pressing part for pressing the column; 6. a camera; 7. a microphone; 71. a wire harness; 72. a connector port; 73. and (4) a boss.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" 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.

In this embodiment:

as shown in fig. 1, fig. 10-fig. 11, fig. 13 and fig. 16, the novel automobile dome lamp of the present embodiment includes a housing 1 having an inner cavity, a PCB 2 and a key base 4 disposed in the housing 1; the shell 1 comprises a first shell 11 and a second shell 12 which are detachably mounted, and the key base 4 is arranged between the first shell 11 and the PCB 2 and connected with the PCB 2; the key base 4 is fixed on the second shell 12 in a snap connection manner; one end of the key base 4 close to the second casing 12 extends outward to form an insert 45, the PCB board 2 has a through hole 25 for the insert 45 to pass through, and the second casing 12 has an insertion hole 122 for the insert 45 to pass through. The plug-in 45 has a slot 451, correspondingly, a protrusion 122-1 is formed on the inner wall of the insertion hole 122, and the protrusion 122-1 is matched with the slot 451, so that the key base 4 can be stably mounted on the second casing 12.

As shown in fig. 1-6 and 12, a plurality of key caps 5 are detachably mounted on one end of the key base 4 away from the second casing 12, and the first casing 11 has a plurality of through holes 111 for the key caps 5 to pass through; have control button 21 on the PCB board 2, control button 21's top is connected with presses post 3, press post 3 the other end with press the contact of button cap 5, have the confession according to button seat 4 press the post axle hole 41 that post 3 passed, press button cap 5 to press the drive press post 3 to press control button 21, just it is relative to press post 3 control button 21 is the up-and-down motion all the time. The key cap 5 has a pressing portion 53 for pressing the pressing post 3, and a portion of the pressing portion 53 contacting the pressing post 3 is arc-shaped. Wherein, install connector 123 on the second casing 12, this connector 123 of accessible is with whole car dome lamp snap-on the roof, the installation of being convenient for. The periphery of the part of the pressing column 3 extending out of the pressing column shaft hole 41 is provided with limiting bosses 31, the pressing column 3 is installed in the pressing column shaft hole 41 in a matching mode through the limiting bosses 31, the number of the limiting bosses 31 is four, and specifically, two limiting bosses 31 are arranged at two ends of the pressing column; the arrangement of the limiting boss 31 can prevent the button base 4 from being separated from the button post 3. Through set up between control button 21 on PCB board 2 and the button cap 5 and be used for pressing the post axle hole 41 that post 3 passes through to set up on the button seat 4, can guarantee that all kinds of sizes of button caps 5 can all press the control button 21 of arranging on PCB board 2 after pressing, solved button cap 5 and raised the problem that leads to unable button of pressing.

As shown in fig. 6 and 10, meanwhile, a fastening member 51 is formed by extending an end of the key cap 5 close to the key base 4, and correspondingly, the key base 4 has a fastening hole 42 matching with the fastening member 51; a fixing arm 52 is formed by extending the side wall of the key cap 5 outwards, the fixing arm 52 has a positioning hole 521, and correspondingly, the key base 4 has a positioning column 43 matching with the positioning hole 521. The buckle 51 and the fixed arm 52 are respectively arranged on two opposite sides of the key cap 5, so that the stability is better; the number of the buckling pieces 51 is two, and correspondingly, the number of the buckling holes 42 is two; the number of the fixing arms 52 is two, and correspondingly, the number of the positioning columns 43 is two. The matching of the fastener 51 and the fastener hole 42 and the installation of the positioning column 43 and the positioning hole 521 can ensure that the key cap 5 is positioned and installed on the key base 4 and has good stability.

As shown in fig. 1, 7-11, a plurality of light emitting elements 22 and a light guide 23 are disposed on the PCB 2, and the light guide 23 is disposed above the light emitting elements 22, wherein the light emitting elements 22 are LED lamps disposed on the PCB 2. The light guide member 23 includes a light inlet portion 231 covering the light emitting element 22, the light inlet portion 231 extends in a direction away from the light emitting element 22 to form a light outlet portion 232, and the key base 4 is mounted with a lens 8 arranged above the light outlet portion 232 for passing a light source; the key base 4 has a through hole 44 for the light emitting portion 232 to pass through, and the through hole 44 just accommodates the light emitting portion 232. The light guide member 23 has a clamping jaw 233, and correspondingly, the key base 4 has a clamping hole 46 matched with the clamping jaw 233, so that the stability of the light guide member 23 is ensured. The light guide part 23 is arranged above the light emitting element 22 on the PCB 2, so that a light source emitted by the light emitting element 22 can be guided to a required position, and the spatial arrangement is convenient; meanwhile, the light guide member 22 can cover the light emitting elements 22 arranged on the PCB 2 to hide the light source, and the key base 4 is provided with the through hole 44 through which the light emitting portion 232 of the light guide member 23 passes, so that the light emitting elements 22 can be further shielded, the light emitting elements 22 cannot be seen from the outside, and the light source hiding is realized.

As shown in fig. 7 and 9, in the present embodiment, the PCB 2 has a light source control button 26 for controlling the on/off of the light emitting element 22, the lens 8 has a pressing portion 81 contacting with the light source control button 26, and when the lens 8 is pressed, the pressing portion 81 presses the light source control button 26 to turn on and off the light emitting element 22. The key base 4 has a through hole 47 through which the pressing portion 81 passes.

As shown in fig. 12, fig. 14 to fig. 15, in the present embodiment, a camera 6 is further installed in the housing 1, and the camera 6 is electrically connected to the vehicle power supply through a plug-in connector; the camera 6 is fixedly installed on the first housing 11 through a screw, the first housing 11 has an accommodating cavity 112 for accommodating the camera 6, and the accommodating cavity 112 has a shooting hole 112-1 for shooting by the camera 6. Meanwhile, a microphone 7 is also mounted on the second shell 12, and the microphone 7 is connected with the PCB 2 through a wire harness 71; one end of the wire harness 71, which is far away from the microphone 7, is provided with a plug connector port 72, and the PCB 2 is provided with a plug-in slot 24 matched with the plug connector port 72; the second housing 12 has a microphone mounting groove 121 for fixing the microphone 7, the side wall of the microphone 7 has a boss 73 extending outward, and the microphone mounting groove 121 has an abutting table 121-1 for abutting against the boss 73. The number of the microphones 7 is two, and the microphones 7 are AI microphones; the first housing 11 is provided with a sound receiving hole 113 for receiving sound. Through integrating camera 6 and microphone 7 on the car dome lamp, can be at the driving in-process by the condition in the car of camera 6 discernment and communicate with the driver by microphone 7, can in time remind the driver when detecting driver fatigue, need not manual operation, improved the security performance of driving.

It should be noted that the number of the pillars 3 in the present embodiment is one, but the present invention is not limited to the number of the pillars 3, and may be two or more; two or more of the key caps 5 can simultaneously press a plurality of control buttons 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A novel automobile ceiling lamp is characterized in that:

the automobile ceiling lamp comprises a shell (1) with an inner cavity, a PCB (2) arranged in the shell (1) and a key base (4); the shell (1) comprises a first shell (11) and a second shell (12) which are detachably mounted, and the key base (4) is arranged between the first shell (11) and the PCB (2) and connected with the PCB (2); a plurality of key caps (5) are detachably mounted at one end, far away from the second shell (12), of the key base (4), and the first shell (11) is provided with a plurality of through holes (111) for the key caps (5) to pass through;

have control button (21) on PCB board (2), the top of control button (21) is connected with presses post (3), press the other end of post (3) with press button cap (5) contact, have the confession according to button seat (4) press post shaft hole (41) that post (3) passed, press button cap (5) to press the drive press post (3) to press control button (21), just it is relative to press post (3) control button (21) is the up-and-down motion all the time.

2. The novel automotive dome lamp of claim 1, characterized in that:

according to post (3) stretch out according to the partial periphery department of post shaft hole (41) be provided with spacing boss (31), according to post (3) through spacing boss (31) match install in according to in post shaft hole (41).

3. The novel automotive dome lamp of claim 2, characterized in that:

one end, close to the key base (4), of the key cap (5) extends outwards to form a buckling piece (51), and correspondingly, the key base (4) is provided with a buckling hole (42) matched with the buckling piece (51);

the side wall of the key cap (5) extends outwards to form a fixing arm (52), the fixing arm (52) is provided with a positioning hole (521), and correspondingly, the key base (4) is provided with a positioning column (43) matched with the positioning hole (521).

4. The novel automotive dome lamp of claim 1, characterized in that:

the PCB (2) is provided with a plurality of light-emitting elements (22) and a light guide piece (23), and the light guide piece (23) is arranged above the light-emitting elements (22);

the light guide member (23) comprises a light inlet part (231) covering the light emitting element (22), the light inlet part (231) extends towards the direction far away from the light emitting element (22) to form a light outlet part (232), and a lens (8) arranged above the light outlet part (232) and used for a light source to pass through is mounted on the key base (4);

the key base (4) is provided with a through hole (44) for the light emitting part (232) to pass through, and the through hole (44) just accommodates the light emitting part (232).

5. The novel automotive dome lamp of claim 4, characterized in that:

PCB board (2) has and is used for control light source control button (26) of light emitting component (22) switching, the top of light source control button (26) is connected with press post (3), press the other end contact of post (3) lens (8), press button seat (4) to have the confession press post shaft hole (41) that post (3) passed, lens (8) are pressed the drive press post (3) to press light source control button (26), just it is relative to press post (3) light source control button (26) is the up-and-down motion all the time.

6. The novel automotive dome lamp of claim 4, characterized in that:

the PCB (2) is provided with a light source control button (26) for controlling the light-emitting element (22) to be opened and closed, the lens (8) is provided with a pressing part (81) contacted with the light source control button (26), the lens (9) is pressed down, the pressing part (81) presses the light source control button (26), and the light-emitting element (22) is turned on and off.

7. The novel automotive dome lamp of claim 1, characterized in that:

the camera (6) is further installed in the shell (1), and the camera (6) is electrically connected with an automobile power supply through a plug connector;

the camera (6) is fixedly installed on the first shell (11) through a screw, the first shell (11) is provided with an accommodating cavity (112) used for accommodating the camera (6), and the accommodating cavity (112) is provided with a shooting hole (112-1) for shooting by the camera (6).

8. The novel automotive dome lamp of claim 1, characterized in that:

a microphone (7) is mounted on the second shell (12), and the microphone (7) is connected with the PCB (2) through a wiring harness (71); one end of the wire harness (71) far away from the microphone (7) is provided with a plug connector port (72), and the PCB (2) is provided with a plug-in slot (24) matched with the plug connector port (72);

the second shell (12) is provided with a microphone mounting groove (121) used for fixing the microphone (7), the side wall of the microphone (7) is provided with a boss (73) extending outwards, and the microphone mounting groove (121) is provided with an abutting table (121-1) used for abutting against the boss (73).

9. The novel automotive dome lamp of any one of claims 1 to 8, characterized in that:

the key base (4) is fixed on the second shell (12) in a buckling connection mode;

one end of the key base (4) close to the second shell (12) extends outwards to form an insert (45), correspondingly, the second shell (12) is provided with a jack (122) matched with the insert (45), and the PCB (2) is provided with a through hole (25) for the insert (45) to pass through.

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