CN216769301U

CN216769301U - Be used for RGB atmosphere lamp LED to mark supplementary tool

Info

Publication number: CN216769301U
Application number: CN202220447158.3U
Authority: CN
Inventors: 蒋超; 施赛军
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-06-17
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses an auxiliary jig for LED calibration of RGB atmosphere lamps, which comprises a magnetic suction base, a double-sided PCB contact plate and a magnet which are sequentially arranged in a stacked manner, wherein the magnetic suction base and the magnet are mutually adsorbed; the end face, close to the magnetic suction base, of the double-sided PCB contact plate is provided with a contact pad, and an LED is mounted at one end back to the magnetic suction base and is electrically connected with the contact pad; one or more spring type probes are arranged on the magnetic suction base, one end of each spring type probe is electrically connected with an external driver, and the other end of each spring type probe is in contact fit with the contact pad, so that the driver is electrically connected with the LED. The utility model adopts the spring type probe to connect the driver, thereby moving the driver from the inside to the outside of the integrating sphere without binding with the LED. Meanwhile, the separated magnetic attraction connection mode is used, the LED can rotate at any angle and is accurately positioned, and the effectiveness of data measurement at each time is guaranteed.

Description

Be used for RGB atmosphere lamp LED to mark supplementary tool

Technical Field

The utility model relates to the technical field of function calibration of vehicle lamps of a whole vehicle, in particular to an LED calibration auxiliary jig for an RGB atmosphere lamp.

Background

At present, in the field of calibration of an RGB atmosphere lamp LED of a vehicle lamp, an integrating sphere is used as a lamp holder of a fixed connector type bulb which only provides a positive electrode and a negative electrode of a power supply, wherein a LIN line and other signal lines need to be introduced again, usually, a driver and the LED lamp are bundled and then put into the integrating sphere, wiring harnesses are introduced in a bundled manner, connectors of different atmosphere lamps are different, the same type of LED lamp also needs to calibrate a plurality of samples for data acquisition and difference comparison, and thus wiring harnesses and modules need to be bundled ceaselessly each time. One is as follows: time is wasted by multiple times of binding, and the working efficiency is reduced; and the second step is as follows: the position of binding and the angle of the LED lamp each time cannot be guaranteed, large errors are easy to generate, and the data validity is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides an auxiliary jig for RGB atmosphere lamp LED calibration, which aims to solve the technical problems that in the RGB atmosphere lamp LED calibration technology in the prior art, wiring harnesses are introduced in a binding mode, and the wiring harnesses and modules need to be continuously bound every time a sample is replaced, so that the working efficiency is reduced, and the calibration data error is large.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a LED calibration auxiliary jig for RGB atmosphere lamps comprises a magnetic suction base, a double-sided PCB contact plate and a magnet which are sequentially arranged in a stacked mode, wherein the magnetic suction base and the magnet are mutually adsorbed; the end face, close to the magnetic suction base, of the double-sided PCB contact plate is provided with a contact pad, and an LED lamp is mounted at one end back to the magnetic suction base and is electrically connected with the contact pad; one or more spring type probes are arranged on the magnetic suction base, one ends of the spring type probes are electrically connected with an external driver, and the other ends of the spring type probes are in contact fit with the contact pads, so that the driver is electrically connected with the LED lamp.

Furthermore, the magnetic suction base is provided with a plurality of fixing holes; the spring-type probe penetrates through the fixing hole to be in contact with the contact pad.

Furthermore, a plurality of through holes are formed in the double-sided PCB contact plate, one end of the connecting wire is connected with the contact pad, and the other end of the connecting wire penetrates through the through holes to be connected with the LED lamp.

Further, the magnet is of an annular structure, and the LED lamp axially protrudes out of the magnet from the center of the magnet.

Furthermore, the contact pad is circular pad, have spacing groove and spacing boss of mutually supporting on the contact surface of base and the two-sided PCB contact plate is inhaled to magnetism to make the two-sided PCB contact plate rotatory around the center of inhaling the base to magnetism.

Furthermore, the magnetic suction base and the double-sided PCB contact plate are circular plates.

Furthermore, the magnetic attraction base is the same as the double-sided PCB contact plate in diameter.

Furthermore, the limiting groove is an annular groove, and the limiting boss is an annular boss suitable for being inserted into the annular groove.

The beneficial effects of the utility model are:

(1) according to the auxiliary jig for calibration of the RGB atmosphere lamp LED, due to the magnetic attraction base fixed in the integrating sphere, multiple times of installation are not needed, a user only needs to install the jig once, meanwhile, the spring type probe is installed on the magnetic attraction base, the back of the jig leads out wires, and the user only needs to arrange the wires once.

(2) The utility model has the advantages of cheap material, low processing difficulty and great manufacturing cost.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view of an embodiment of an LED calibration auxiliary fixture for RGB atmosphere lamps according to the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a front view of the magnetic base of the present invention;

FIG. 4 is a sectional view taken along line B-B of FIG. 3;

FIG. 5 is a front view of a dual sided PCB contact board of the present invention;

fig. 6 is a front view of the magnet of the present invention.

In the figure, the LED lamp comprises a magnetic base 1, a magnetic base 101, a fixing hole 2, a double-sided PCB contact plate 201, a contact pad 202, a via hole 3, a magnet 4, a spring type probe 5, a connecting wire 6, a limiting groove 7, a limiting boss 8 and an LED lamp.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1-6, an auxiliary LED calibration jig for RGB atmosphere lamps comprises a magnetic base 1, a double-sided PCB contact board 2 and a magnet 3, which are sequentially stacked, wherein the magnetic base 1 is made of magnetic or metal material and can be attracted to the magnet 3; the double-sided PCB contact board 2 is a common PCB double-sided board, an LED pad is drawn on the front side (back to the end face of the magnetic suction base 1), an LED lamp 8 can be welded on the LED pad, a contact pad 201 is arranged on the back side (close to the end face of the magnetic suction base 1), and the LED lamp 8 is electrically connected with the contact pad 201. Be provided with one or more spring probe 4 on the base 1 is inhaled to magnetism, can only use one spring probe 4 to the less LED lamp 8 of power, can use a plurality of spring probes 4 simultaneously to the great LED lamp 8 of power. The spring type probe 4 is a precision connector, which is commercially available, and one end of the spring type probe 4 is electrically connected with an external driver, and the other end is in contact fit with the contact pad 201, so that the driver is electrically connected with the LED lamp 8. The utility model uses a separated magnetic attraction connection mode, the positioning is accurate, the LED lamp 8 can rotate at any angle, and the validity of each measurement data is ensured. When the LED calibration is replaced, the double-sided PCB contact plate 2 can be replaced only by separating the magnet, and meanwhile, the fixing is also convenient and rapid, the calibration speed is greatly improved, and the working efficiency of calibration personnel is improved.

During installation, the back of the double-sided PCB contact board 2 is contacted with the spring type probe 4, the movable magnet 3 is pressed on the front of the double-sided PCB contact board 2, the LED lamp 8 is exposed out of the magnet 3, and the magnet 3 and the magnetic suction base 1 are attracted to fix the double-sided PCB contact board 2. The magnet 3 is only required to be taken down for each calibration, and the double-sided PCB contact plate 2 welded with different LED lamps 8 is replaced, so that the LED lamps 8 with different sub BINs can be replaced quickly.

A plurality of fixing holes 101 can be formed in the magnetic suction base 1, the spring type probes 4 are inserted into the fixing holes 101 from the front face of the magnetic suction base 1, and the backs of the spring type probes 4 are led out by using wire harnesses and connected with a driver. The fixing holes 101 on the magnetic base 1 shown in fig. 3 are arranged in a cross shape.

The double-sided PCB contact board 2 is provided with a plurality of through holes 202, one end of the connecting wire 5 is connected with the contact pad 201, and the other end of the connecting wire 5 penetrates through the through holes 202 to be connected with the LED lamp 8.

Base 1 and two-sided PCB contact plate 2 are inhaled to magnetism select comparatively general circular slab, can with the terminal surface shape adaptation of integrating sphere, in order to increase area of contact, guarantee two-sided PCB contact plate 2's stable in structure, as preferred, the diameter of base 1 and two-sided PCB contact plate 2 is inhaled to magnetism is the same.

Since the LED lamp 8 mainly adjusts the angular position, the double-sided PCB contact board 2 usually only rotates to avoid the LED lamp 8 from being shifted. The LED lamp 8 is usually arranged at the center of the double-sided PCB contact board 2, and when the magnetic base 1 and the double-sided PCB contact board 2 are coaxial, the distance between the spring type probe 4 and the center of the double-sided PCB contact board 2 is unchanged in the rotation process of the double-sided PCB contact board 2; when the magnetic attraction base 1 and the double-sided PCB contact board 2 are not coaxial, the distance between the spring type probe 4 and the center of the double-sided PCB contact board 2 is changed continuously in the rotation process of the double-sided PCB contact board 2.

As shown in fig. 1 and 2, the magnetic base 1 and the double-sided PCB contact board 2 are coaxial, the magnet 3 is of an annular structure, and the LED lamp 8 protrudes the magnet 3 from the central axis of the magnet 3. Because the distance between the spring type probe 4 and the center of the double-sided PCB contact board 2 is not changed in the rotating process of the double-sided PCB contact board 2, the contact pad 201 is also set to be annular or circular (fully distributed on the back of the double-sided PCB contact board 2), and the spring type probe 4 can be always in contact with the contact pad 201. The LED lamp 8 can be rotated to any angle by rotating the double-sided PCB contact plate 2, and meanwhile, the position of the LED lamp 8 in the integrating sphere is constant, so that the calibration error is reduced, the accuracy of calibration data is improved, and a large amount of time is saved for RGB calibration. Furthermore, in order to ensure that the rotation center of the double-sided PCB contact board 2 is fixed, a limit groove 6 and a limit boss 7 which are matched with each other are arranged on the contact surfaces of the magnetic base 1 and the double-sided PCB contact board 2, so that the double-sided PCB contact board 2 rotates around the center of the magnetic base 1. Specifically, the limiting groove 6 is an annular groove and is located on the front side of the magnetic suction base 1, and the limiting boss 7 is an annular boss suitable for being inserted into the annular groove and is located on the back side of the double-sided PCB contact plate 2.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a be used for RGB atmosphere lamp LED to mark supplementary tool which characterized in that: the PCB magnetic attraction device comprises a magnetic attraction base (1), a double-sided PCB contact plate (2) and a magnet (3) which are sequentially arranged in a stacked mode, wherein the magnetic attraction base (1) and the magnet (3) are mutually attracted;

the end face, close to the magnetic suction base (1), of the double-sided PCB contact board (2) is provided with a contact pad (201), one end, back to the magnetic suction base (1), of the double-sided PCB contact board is provided with an LED lamp (8), and the LED lamp (8) is electrically connected with the contact pad (201);

the magnetic attraction type LED lamp is characterized in that one or more spring type probes (4) are arranged on the magnetic attraction base (1), one ends of the spring type probes (4) are electrically connected with an external driver, and the other ends of the spring type probes are in contact fit with the contact pads (201) so that the driver is electrically connected with the LED lamp (8).

2. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 1, wherein: the magnetic suction base (1) is provided with a plurality of fixing holes (101); the spring-type probe (4) penetrates through the fixing hole (101) to be in contact with the contact pad (201).

3. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 1, wherein: the double-sided PCB contact board (2) is provided with a plurality of through holes (202), one end of a connecting wire (5) is connected with the contact pad (201), and the other end of the connecting wire (5) penetrates through the through holes (202) to be connected with the LED.

4. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 1, wherein: the magnet (3) is of an annular structure, and the LED lamp (8) axially protrudes out of the magnet (3) from the center of the magnet (3).

5. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 1, wherein: contact pad (201) are circular pad, have spacing groove (6) and spacing boss (7) of mutually supporting on the contact surface of base (1) and two-sided PCB contact board (2) are inhaled to magnetism to make two-sided PCB contact board (2) rotatory around the center of base (1) is inhaled to magnetism.

6. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 1, wherein: the magnetic attraction base (1) and the double-sided PCB contact plate (2) are both circular plates.

7. The auxiliary LED calibration jig for RGB atmosphere lamps as claimed in claim 6, wherein: the magnetic attraction base (1) and the double-sided PCB contact plate (2) are the same in diameter.

8. The auxiliary LED calibration jig for the RGB atmosphere lamp as claimed in claim 5, wherein: the limiting groove (6) is an annular groove, and the limiting boss (7) is an annular boss suitable for being inserted into the annular groove.