CN220509105U

CN220509105U - LED lamp strip detection structure, array and detection jig

Info

Publication number: CN220509105U
Application number: CN202322078587.5U
Authority: CN
Inventors: 黄晓俊
Original assignee: Shenzhen Guochuang Special Circuit Technology Co ltd
Current assignee: Shenzhen Guochuang Special Circuit Technology Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-02-20
Anticipated expiration: 2033-08-03

Abstract

The utility model provides an LED detection structure, and relates to the technical field of LEDs. The LED lamp strip comprises one side of a detection area arranged at the starting end and/or the tail end of the LED lamp strip, wherein a cutting line is arranged between the LED lamp strip and the detection area; the LED lamp strip is provided with at least two electrodes, and the electrodes are electrically connected to an LED chip in the LED lamp strip; the electrode is electrically connected with the detection contact of the detection area. The LED detection structure has the advantages of simplicity, convenience, reliability and high detection efficiency, can effectively and rapidly detect the state of the LED lamp strip, and can greatly improve the detection efficiency.

Description

LED lamp strip detection structure, array and detection jig

Technical Field

The utility model relates to the technical field of LEDs, in particular to an LED lamp strip detection structure, an array and a detection jig.

Background

The LED lamp strip is a lamp adopting LEDs as light sources, is generally composed of a plurality of small LED chips, can be arranged on a flexible circuit board in a continuous mode, has the advantages of energy conservation, environmental protection, long service life, rich colors, flexible design and the like, is widely applied to various fields, and becomes an important component of modern illumination decoration.

The test structure of the existing LED lamp strip is generally that test points are directly arranged beside each LED chip on the lamp strip so as to test each chip, and because each chip needs to be measured one by one, on one hand, the test efficiency is low and cannot be carried out in batches, and on the other hand, for the application of a test fixture, although the test efficiency can be partially improved by designing a plurality of groups of test pins, the improvement effect is not ideal and the complexity and the cost of the test fixture can be increased, the utility model provides an LED test structure for at least partially solving the possible problems in the prior art.

Disclosure of Invention

The utility model aims to provide an LED detection structure, which can solve the defects of the prior art, has the advantages of simplicity, convenience, reliability and high detection efficiency, can effectively and rapidly detect the state of an LED lamp strip, and can greatly improve the detection efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an LED strip detection structure, comprising: the detection device comprises a detection area and a detection area, wherein the detection area is arranged at one side of a starting end and/or a tail end of an LED lamp strip, and a cutting line is arranged between the LED lamp strip and the detection area;

the LED lamp strip is provided with at least two electrodes, and the electrodes are electrically connected to an LED chip in the LED lamp strip; the electrode is electrically connected with the detection contact of the detection area.

Further, in the utility model, the LED chip is a single-color or RGB three-primary-color chip.

Further, in the utility model, the detection area is provided with a plurality of groups of connection welding spots; wherein the same group of the connecting welding spots are electrically connected through a detection line; and each set of the connection pads is electrically connected to one of the sense contacts, and each set of the sense contacts extends to the LED strip and is electrically connected to the electrode.

Further, in the utility model, the LED lamp strip is a flexible lamp strip, a plurality of layers of flexible circuit boards are arranged in the flexible lamp strip, and the LED chips are arranged on the plurality of layers of flexible circuit boards.

The embodiment of the application also discloses an LED lamp strip array, which comprises a plurality of LED lamp strips, wherein the LED lamp strips are of the LED detection structure, and the LED lamp strips after a detection area is cut off by a cutting line;

the electrodes of each LED lamp strip are electrically connected to one driving module.

The embodiment of the application also discloses LED lamp area detection tool, detection tool electricity is connected to the detection contact, the detection contact LED lamp area detects the detection zone of structure.

Further, in the utility model, the LED lamp strip detection jig comprises a base and an upper bracket arranged on the base; the base is also provided with a test bottom plate, and the upper bracket is movably connected with a test upper plate;

the test bottom plate and the test upper plate are arranged oppositely, and the test bottom plate or the test upper plate is provided with a test needle; the test needle is electrically connected with a test circuit arranged in the base;

when testing, the test needle is electrically connected with the detection contact of the detection area.

Further, in the utility model, the device further comprises a pressing mechanism arranged on the upper bracket, and an operating handle is arranged on the pressing mechanism; the end part of the operating handle is movably arranged on the pressing mechanism, and the middle part of the operating handle is movably connected with a connecting rod to form a lever structure; the end part of the connecting rod is provided with a connecting plate; the connecting plate is connected with the test upper plate.

Further, in the utility model, a guide rod is also arranged between the base and the upper bracket; a sliding block is further arranged on the guide rod and connected with the upper test plate;

the guide rod is also provided with a spring in a penetrating way, and two ends of the spring are respectively abutted to the base and the sliding block.

The utility model has at least the following advantages or beneficial effects:

the LED lamp strip is arranged at one side of a detection area at the starting end and/or the tail end of the LED lamp strip, wherein a cutting line is arranged between the LED lamp strip and the detection area; the LED lamp strip is provided with at least two electrodes, and the electrodes are electrically connected to an LED chip in the LED lamp strip; the electrode is electrically connected with the detection contact of the detection area. The LED detection structure has the advantages of simplicity, convenience, reliability and high detection efficiency, can effectively and rapidly detect the state of the LED lamp strip, and can greatly improve the detection efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an LED detection structure according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of an LED strip detection fixture according to an embodiment of the present utility model.

In the accompanying drawings: 1. an LED lamp strip; 2. a detection zone; 3. cutting lines; 11. an electrode; 21. detecting a contact; 22. a detection line; 23. connecting welding spots; 51. a base; 52. an upper bracket; 53. testing the bottom plate; 54. testing the upper plate; 55. a connecting plate; 56. a connecting rod; 57. a guide rod; 58. a slide block; 59. and (3) a spring.

Detailed Description

In order that the manner in which the above recited objects, features and advantages of the present utility model are obtained will become more readily apparent, a more particular description of the utility model briefly described above will be rendered by reference to the appended drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, the present embodiment provides an LED detection structure, which includes a detection area 2 disposed at a starting end and/or a tail end of an LED light strip 1, wherein a cutting line 3 is disposed between the LED light strip 1 and the detection area 2; the LED lamp strip 1 is provided with at least two electrodes 11, and the electrodes are electrically connected to LED chips in the LED lamp strip 1; the electrode 11 is electrically connected to the detection contact 21 of the detection zone 2.

In this embodiment, the above-mentioned detection area 2 connects the electrode and detection point on the lamp strip to the detection contact 21 of the detection area 2, while detecting, can detect and examine the whole lamp strip at the same time, or a plurality of lamp strips detect at the same time, have solved the problem that the LED chip of present detection needs to detect one by one, its inefficiency; whether the starting end and/or the tail end of the LED lamp strip normally works or not can be detected in real time. The connection condition of the LED chip and the electrode thereof can be conveniently detected through the detection contact 21 arranged at one side of the detection area 2; the LED lamp strip can be cut according to the requirements by arranging the cutting line 3, and after the test is finished, a qualified product can be obtained by cutting through the cutting line 3. In addition, through setting up the detection zone outside the cutting area for can not set up the check point on LED lamp area 1, thereby can avoid the conductor on the LED lamp area 1 to expose in the air, make it easily oxidized, be unfavorable for its long-term use and storage.

Example 2

The embodiment provides an LED detection structure, wherein the LED chip is a single-color or RGB three-primary-color chip; for example, the LED chip can be single white, yellow, red or the like, or can be a red, green and blue LED chip with three primary colors, so that different effects can be displayed; the LED lamp strip 1 formed by the single-color LED chips only needs 2 electrodes 11; and the RGB tricolor chip uses at least 4 electrodes 11 to respectively control the R, G, B electrode and form a loop with the other electrode, and whether each RGB tricolor chip and a unit formed by the chip are normal or not is realized through 4 detection contacts arranged on the detection area 2.

As a preferred embodiment, the detection area 2 is provided with a plurality of groups of connection pads 23; wherein the same group of the connecting welding spots 23 are electrically connected through a detection line 22; and each set of said connection pads 23 is electrically connected to one of said detection contacts 21, and each set of said detection contacts 21 extends to said LED strip 1 and is electrically connected to said electrode 11. A batch of LED strips 1 may be connected by the connection pads 23 of the detection zone 2 so that a plurality of strips may be detected at one time, thereby improving efficiency.

As a preferred embodiment, the LED strip 1 is a flexible strip, in which a multi-layer flexible circuit board is disposed, and the LED chip is disposed on the multi-layer flexible circuit board. The LED lamp strip 1 can be bent through the multilayer flexible circuit board, and is convenient to store and transport.

Example 3

The embodiment provides an LED lamp strip array, which comprises a plurality of LED lamp strips 1, wherein the LED lamp strips 1 are of the LED detection structure, and the LED lamp strips 1 after a detection area is cut off by a cutting line 3; the electrode 11 of each LED lamp strip 1 is electrically connected to a driving module; any one of the chips on the LED strip 1 can be driven by the driving module, thereby controlling whether it emits light.

As an example, the above-mentioned LED strip array forms an LED strip array through a plurality of driving modules, forms an LED array screen, for example, can drive the LED chip thereon together through the driving modules, display characters and the like on the LED strip array screen, in the process of forming the LED array screen, only need to cut out through the above-mentioned cutting line 3, then connect to the electrode 11 and the driving modules through corresponding electric wires, and fix the cut-out LED strip array, and the implementation manner is simple and convenient, and does not need complex circuit connection.

Example 4

The embodiment provides a detection tool is taken to LED lamp, detection tool electricity is connected to detection contact 21, detection contact 21 set up in LED lamp takes detection structure's detection zone 2. Through simple test fixture, only need the above-mentioned several detection contact 21 of adaptation also can accomplish the batch detection to many lamp strips for detection efficiency is high, detects swiftly.

As a preferred embodiment, as shown in fig. 2, the device comprises a base 51 and an upper bracket 52 arranged on the base 51; the base 51 is also provided with a test bottom plate 53, and the upper bracket 52 is movably connected with a test upper plate 54; wherein the test base plate 53 and the test upper plate 54 are disposed opposite to each other, and the test base plate 53 or the test upper plate 54 is provided with a test needle (not shown in the figure); the test pins are electrically connected with a test circuit arranged in the base 51; the test pins are electrically connected to the test contacts 21 of the test area 2 when tested. The LED lamp strip 1 is conveniently fixed during testing through the test bottom plate 53 and the test upper plate 54 so as to ensure the stability of testing.

As a preferred embodiment, referring to fig. 2, the device further comprises a pressing mechanism provided on the upper bracket 52, and an operation handle is provided thereon; the end part of the operating handle is movably arranged on the pressing mechanism, and the middle part of the operating handle is movably connected with a connecting rod 56 to form a lever structure; the end part of the connecting rod 56 is provided with a connecting plate 55; the connection plate 55 is connected to the test upper plate 54. Through the operating handle of the pressing mechanism, when the LED lamp strip 1 to be tested is placed, the operating handle is pressed down to fix the LED lamp strip 1, and after the test is finished, the operating handle is pulled up again.

As a preferred embodiment, a guide rod 57 is further disposed between the base 51 and the upper bracket 52; a sliding block 58 is further arranged on the guide rod 57, and the sliding block 58 is connected with the test upper plate 54; the guide rod 57 is further provided with a spring 59 in a penetrating manner, and two ends of the spring 59 are respectively abutted against the base 51 and the slider 58. By arranging the guide rod 57, the sliding block 58 and the spring 59, the test bottom plate 53 and the test upper plate 54 can be automatically separated under the action of elastic force when the operating handle is released after the test.

As an example, the above-mentioned compressing mechanism and the above-mentioned structure of the guide rod 57, the sliding block 58 and the spring 59 may be replaced by an automatic device, such as a cylinder or an electric telescopic rod, so as to realize automatic control to compress the LED strip 1 to be tested, and after the test is completed, the LED strip is automatically opened, thereby further facilitating the operation.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are all enough to be referred to each other.

While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the embodiments of the utility model.

Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or terminal device comprising the element.

The above description is made in detail on the detection structure, the array and the detection jig for the LED lamp strip provided by the present utility model, and specific examples are applied to the description of the principle and the implementation of the present utility model, and the description of the above examples is only used to help understand the method and the core idea of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims

1. The utility model provides a LED lamp area detects structure which characterized in that includes: the detection device is arranged at one side of a detection area (2) at the starting end and/or the tail end of the LED lamp strip (1), wherein a cutting line (3) is arranged between the LED lamp strip (1) and the detection area (2);

the LED lamp strip (1) is provided with at least two electrodes (11), and the electrodes are electrically connected to LED chips in the LED lamp strip (1); the electrode (11) is electrically connected to a detection contact (21) of the detection zone (2).

2. The LED strip detection structure of claim 1, wherein the LED chips are single color or RGB three primary color chips.

3. The LED strip detection structure according to claim 1 or 2, characterized in that the detection zone (2) is provided with a plurality of sets of connection pads (23); wherein the same group of connecting welding spots (23) are electrically connected through a detection line (22); and each set of said connection pads (23) is electrically connected to one of said detection contacts (21), and each set of said detection contacts (21) extends to said LED strip (1) and is electrically connected to said electrode (11).

4. The LED strip detection structure according to claim 1 or 2, characterized in that the LED strip (1) is a flexible strip, in which a multi-layer flexible circuit board is arranged, and the LED chip is arranged on the multi-layer flexible circuit board.

5. An LED strip array, characterized in that the LED strip array comprises a plurality of LED strips (1), the LED strips (1) being the LED strip detection structure as claimed in any one of claims 1 to 4, the LED strips (1) after cutting out a detection area by a cutting line (3);

the electrodes (11) of each LED strip (1) are electrically connected to a driving module.

6. An LED strip detection jig, characterized in that the detection jig is electrically connected to a detection contact (21), the detection contact (21) being provided in a detection zone (2) of the LED strip detection structure as claimed in any one of claims 1 to 4.

7. The LED strip detection jig of claim 6, comprising a base (51) and an upper bracket (52) disposed on the base (51); a test bottom plate (53) is further arranged on the base (51), and the upper bracket (52) is movably connected with a test upper plate (54);

wherein the test bottom plate (53) and the test upper plate (54) are arranged oppositely, and the test bottom plate (53) or the test upper plate (54) is provided with a test needle; the test needle is electrically connected with a test circuit arranged in the base (51);

the test pin is electrically connected to a test contact (21) of the test area (2) during testing.

8. The LED strip detection jig of claim 7, further comprising a pressing mechanism provided on said upper bracket (52) with an operation handle thereon; the end part of the operating handle is movably arranged on the pressing mechanism, and the middle part of the operating handle is movably connected with a connecting rod (56) to form a lever structure; the end part of the connecting rod (56) is provided with a connecting plate (55); the connecting plate (55) is connected with the test upper plate (54).

9. The LED strip detection jig of claim 8, wherein a guide rod (57) is further provided between the base (51) and the upper bracket (52); a sliding block (58) is further arranged on the guide rod (57), and the sliding block (58) is connected with the upper test plate (54);

the guide rod (57) is further provided with a spring (59) in a penetrating mode, and two ends of the spring (59) are respectively abutted to the base (51) and the sliding block (58).