CN212107969U

CN212107969U - Lamp strip capable of being bent at will

Info

Publication number: CN212107969U
Application number: CN202020731704.7U
Authority: CN
Inventors: 谢外槐
Original assignee: Guangdong Micro Technology Co ltd
Current assignee: Guangdong Micro Technology Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-08
Anticipated expiration: 2030-05-07
Also published as: WO2021223381A1

Abstract

The utility model provides a lamp area that can buckle wantonly, this lamp area that can buckle wantonly include soft printing opacity sleeve pipe, PCB board and a plurality of lamp pearl. The PCB is obliquely arranged, the PCB is contained in the containing chute, and each lamp bead is arranged on the PCB and electrically connected with the PCB. The opening directions of the first oblique openings and the second oblique openings are parallel, each first oblique opening and each second oblique opening are arranged at intervals, and a second oblique opening is arranged between every two adjacent first oblique openings. A first sawtooth light guide groove is formed in the side wall, close to the PCB, of the light guide groove. And a second sawtooth light guide groove is formed in the side wall, far away from the PCB, of the light guide groove. The light that lamp pearl launched sees through soft printing opacity sleeve pipe through the holding chute and enters into the light guide groove, sees through soft printing opacity sleeve pipe and evenly diffuses to the external world under the guide in first sawtooth light guide groove and second sawtooth light guide groove. The lamp strip that can buckle wantonly can realize just bending and the lateral bending simultaneously greatly increased the application scope in lamp strip that can buckle wantonly.

Description

Lamp strip capable of being bent at will

Technical Field

The utility model relates to a LED lamp area makes the field, especially relates to a lamp area that can buckle wantonly.

Background

The LED lamp strip is named after a strip-shaped FPC or PCB hard board is assembled with LEDs, and the product shape of the LED lamp strip is like a strip. Because of long service life, energy conservation, green and environmental protection, the method gradually exposes the corners in various decoration industries. The LED lamp strip is conventionally divided into a flexible LED lamp strip and a hard LED lamp strip. The flexible LED lamp strip is assembled by using the FPC as an assembly circuit board and using the SMD LEDs, so that the thickness of the product is only the thickness of one coin, and the flexible LED lamp strip does not occupy space. Different users have different specifications. And can be cut off at will and can also be extended at will without influencing the luminescence. And the FPC material is soft, can be bent, folded and coiled at will, and can move and stretch out and draw back at will in three-dimensional space without breaking. The decorative plate is suitable for being used in irregular places and narrow spaces, and is also suitable for randomly combining various patterns in advertisement decoration because the decorative plate can be randomly bent and wound.

However, the hard LED light bar is assembled by using a PCB as an assembly circuit board, and the LED is assembled by using a patch LED or a direct-insert LED, and different components are used according to different requirements. The hard lamp strip has the advantages of easy fixation and convenient processing and installation. The disadvantage is that the flexible plastic pipe cannot be bent freely and is not suitable for irregular places. The lamp strip is also called a great wall lamp strip with a front surface and a side surface which can emit light. However, the conventional neon light strip can only be bent towards one direction, and the applicable range is narrow.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a flexible light strip to solve the technical problem that the conventional neon light strip can only be bent in one direction.

A flexible light strip, comprising: the LED lamp comprises a soft light-transmitting sleeve, a PCB and a plurality of lamp beads;

the soft light-transmitting sleeve is provided with an accommodating chute, the PCB is obliquely arranged and accommodated in the accommodating chute, and each lamp bead is arranged on the PCB and electrically connected with the PCB;

a plurality of first oblique openings are uniformly formed in one side of the PCB, a plurality of second oblique openings are uniformly formed in the other side of the PCB, the forming directions of the first oblique openings and the second oblique openings are parallel, each first oblique opening and each second oblique opening are formed at intervals, and one second oblique opening is formed between every two adjacent first oblique openings;

the flexible light-transmitting sleeve is provided with a light guide groove, and the side wall of the light guide groove, which is close to the PCB, is provided with a first sawtooth light guide groove; a second sawtooth light guide groove is formed in the side wall, far away from the PCB, of the light guide groove; light emitted by the lamp beads penetrates through the accommodating chute and enters the light guide groove through the soft light-transmitting sleeve, and the first sawtooth light-guiding groove and the second sawtooth light-guiding groove penetrate through the soft light-transmitting sleeve under the guidance of the soft light-transmitting sleeve and are uniformly diffused to the outside.

In one embodiment, the lamp beads are connected in parallel.

In one embodiment, the lamp beads are rectangular lamp beads, and one side of each lamp bead is parallel to the opening direction of the second oblique opening.

In one embodiment, the lamp beads are LED lamp beads.

In one embodiment, the soft light-transmitting sleeve is a transparent diffusion silicone tube.

In one embodiment, the flexible light strip further includes a flexible protective cover covering a surface of the flexible light-transmitting sleeve near the receiving chute.

In one embodiment, the soft protective cover is a silicone cover.

In one embodiment, the lamp strip capable of being bent at will further comprises a fixing mechanism, the fixing mechanism comprises a soft fixing cover and two clamping heads, and the two clamping heads are located at two ends of the soft fixing cover and are respectively abutted against the soft fixing cover; the soft fixed cover is sleeved on the soft protective cover, and each clamping head is sleeved at one end of the soft protective cover.

In one embodiment, two outer side walls of the soft protection cover are provided with sliding grooves, two inner side walls of the soft fixed cover are provided with sliding edges, and each sliding edge is inserted into one sliding groove and is in sliding connection with the soft protection cover.

In one embodiment, the lamp strip capable of being bent at will further comprises a wire tube, a clamping head is provided with a connecting hole, the wire tube is inserted into the connecting hole and connected with the clamping head, and the wire tube is communicated with the accommodating chute through the clamping head.

Above-mentioned lamp area that can buckle wantonly makes the PCB board can buckle in a plurality of directions along with soft printing opacity sleeve pipe through each first slant opening and each second slant opening that evenly set up on the PCB board that the slope set up to make the lamp area that can buckle wantonly carry out arbitrary the buckling in a plurality of directions simultaneously, that is to say, the lamp area that can buckle wantonly in three-dimensional space, has greatly increased the application scope in the lamp area that can buckle wantonly.

Drawings

Fig. 1 is a schematic structural diagram of a light strip capable of being bent at will in one embodiment;

FIG. 2 is a schematic structural diagram of a PCB board and each lamp bead in the embodiment of FIG. 1;

fig. 3 is a schematic structural diagram of a light strip capable of being bent at will in another embodiment;

fig. 4 is a schematic structural view of a light strip that can be bent at will in one embodiment;

fig. 5 is a schematic structural diagram of a part of the lamp strip that can be bent arbitrarily in the embodiment of fig. 4;

fig. 6 is a circuit diagram of the interconnection of the lamp beads in one embodiment.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 and fig. 2, the present invention provides a lamp strip 10 capable of being bent at will, wherein the lamp strip 10 capable of being bent at will includes a soft light-transmitting sleeve 100, a PCB 200 and a plurality of lamp beads 300. The soft light-transmitting sleeve 100 is provided with an accommodating chute 101, the PCB 200 is obliquely arranged, the PCB 200 is accommodated in the accommodating chute 101, and each lamp bead 300 is arranged on the PCB 200 and electrically connected with the PCB 200. A plurality of first oblique openings 201 are uniformly formed in one side of the PCB 200, a plurality of second oblique openings 202 are uniformly formed in the other side of the PCB 200, the forming directions of the first oblique openings 201 and the second oblique openings 202 are parallel, each first oblique opening 201 and each second oblique opening 202 are formed at intervals, and a second oblique opening 202 is formed between every two adjacent first oblique openings 201. The soft light-transmitting sleeve 100 is provided with a light guide groove 102, and the side wall of the light guide groove 102 close to the PCB 200 is provided with a first sawtooth light guide groove 103. The side wall of the light guide groove 102 away from the PCB board 200 is provided with a second sawtooth light guide groove 104. Light emitted by the lamp bead 300 enters the light guide groove 102 through the accommodating chute 101 and penetrates through the soft light-transmitting sleeve 100, and is uniformly diffused to the outside through the soft light-transmitting sleeve 100 under the guidance of the first sawtooth light-guiding groove 103 and the second sawtooth light-guiding groove 104.

Above-mentioned lamp area 10 that can buckle wantonly, each first slant opening 201 and each second slant opening 202 that evenly offer on the PCB board 200 through the slope setting make PCB board 200 can buckle in a plurality of directions along with soft printing opacity sleeve pipe 100, so that lamp area 10 that can buckle wantonly carries out arbitrary the bending in a plurality of directions simultaneously, that is to say, lamp area 10 that can buckle wantonly in three-dimensional space, greatly increased lamp area 10's that can buckle wantonly application scope.

The soft light-transmitting sleeve 100 is used for receiving the PCB 200 and protecting each of the lamp beads 300, specifically, the soft light-transmitting sleeve 100 is provided with a receiving chute 101, the PCB 200 is disposed in an inclined manner, the PCB 200 is received in the receiving chute 101, and in one embodiment, the soft light-transmitting sleeve 100 is a transparent diffusion silicone tube. The transparent diffusion silicone tube protects the PCB 200 and each lamp bead 300 and reduces interference to light intensity. The soft light-transmitting sleeve 100 is provided with a light guide groove 102, and the side wall of the light guide groove 102 close to the PCB 200 is provided with a first sawtooth light guide groove 103. The side wall of the light guide groove 102 away from the PCB board 200 is provided with a second sawtooth light guide groove 104. The light that lamp pearl 300 sent passes through soft printing opacity sleeve pipe 100 through holding chute 101 and enters into light guide groove 102, sees through soft printing opacity sleeve pipe 100 even diffusion to the external world under the guide of first sawtooth light guide groove 103 and second sawtooth light guide groove 104, has avoided because the PCB board 200 that the slope set up, and the light that each lamp pearl 300 sent passes from soft printing opacity sleeve pipe 100's lateral wall, leads to the intensity reduction of each lamp pearl 300 concentrated illumination.

The PCB 200 is used for receiving each lamp bead 300 and electrically connected with each lamp bead 300, and provides electric energy for each lamp bead 300, specifically, one side of the PCB 200 is uniformly provided with a plurality of first oblique openings 201, the other side of the PCB 200 is uniformly provided with a plurality of second oblique openings 202, the opening directions of the first oblique openings 201 and the second oblique openings 202 are parallel, each first oblique opening 201 and each second oblique opening 202 are spaced apart, and a second oblique opening 202 is provided between every two adjacent first oblique openings 201. The first oblique openings 201 and the second oblique openings 202 are uniformly formed in the PCB 200, which is disposed obliquely, so that the PCB 200 can be bent along with the soft light-transmitting sleeve 100 in multiple directions. So that the lamp strip 10 capable of being bent at will is bent at will in a plurality of directions at the same time, that is, the lamp strip 10 capable of being bent at will can be bent at will in a three-dimensional space. Each lamp bead 300 is arranged on the PCB 200 and electrically connected with the PCB 200.

Each lamp pearl 300 is used for luminous after the circular telegram, and is specific, and each lamp pearl 300 all sets up on PCB board 200 and is connected with PCB board 200 electricity. Further, each of the lamp beads 300 is uniformly distributed on the PCB 200, so that the lamp strip 10 capable of being bent at will uniformly emits light. In one embodiment, the lamp beads 300 are rectangular lamp beads 300, and one side of each lamp bead 300 is parallel to the opening direction of the second oblique opening 202, so as to ensure that each lamp bead 300 and the PCB board 200 still maintain good connection stability when the PCB board 200 is bent laterally. In this embodiment, the lamp bead 300 is an LED lamp bead. The LED lamp bead has low power consumption, high brightness and bright color. Moreover, the LED lamp beads have good vibration resistance, high stability and long service life, and the normal light emitting of the LED lamp beads can reach 8-10 ten thousand hours often.

In order to increase the protection performance of the flexible light strip, please refer to fig. 3 and fig. 5, in one embodiment, the flexible light strip further includes a soft protection cover 400, and the soft protection cover 400 is covered on a surface of the soft light-transmitting sleeve 100 close to the receiving chute 101. In this embodiment, the soft protection cover 400 is a silicone cover, and further, the soft protection cover 400 is a transparent milky silicone cover, so as to prevent the soft protection cover 400 from affecting the brightness of light. In another embodiment, the soft protective cover and the soft light-transmitting sleeve are integrally molded by injecting glue to increase the connection stability of the soft protective cover and the soft light-transmitting sleeve. In yet another embodiment, the soft protective cover is an opaque opal silicone cover. So, soft safety cover 400 has increased the structural strength in the lamp area that can buckle wantonly, has increased the protective properties in the lamp area that can buckle wantonly.

In order to facilitate the connection and fixation of the light strip capable of being bent freely with the outside, please refer to fig. 3 to fig. 5, in one embodiment, the light strip capable of being bent freely further includes a fixing mechanism 500, the fixing mechanism 500 includes a soft fixing cover 510 and two clamping heads 520, and the two clamping heads 520 are located at two ends of the soft fixing cover 510 and are respectively abutted to the soft fixing cover 510. The soft fixed cover 510 is disposed on the soft protection cover 400, and each of the chuck heads 520 is disposed on one end of the soft protection cover 400. The two retaining heads 520 define the position of the soft fastening cover 510 on the soft protection cover 400, and prevent the soft fastening cover 510 from falling off from the two ends of the soft protection cover 400. The soft fixed cover 510 is used for being connected fixedly with the external world, specifically, in this embodiment, a threaded hole 501 is formed in the soft fixed cover 510, and the soft fixed cover 510 is screwed with an external screw through the threaded hole 501. Thus, the fixing mechanism 500 is convenient for the lamp strip capable of being bent at will to be connected and fixed with the outside.

In order to facilitate the installation and detachment of the soft fixed cover 510 and the soft protection cover 400, in one embodiment, please refer to fig. 3 and 5 together, sliding grooves 401 are formed on two outer side walls of the soft protection cover 400, sliding ribs 511 are formed on two inner side walls of the soft fixed cover 510, each sliding rib 511 is inserted into one sliding groove 401 and is slidably connected with the soft protection cover 400, and each sliding rib 511 is inserted into one sliding groove 401 to increase the connection stability of the soft fixed cover 510 and the soft protection cover 400. In another embodiment, the two outer side walls of the soft protection cover are provided with sliding edges, the two inner side walls of the soft fixed cover are provided with sliding grooves, and each sliding edge is inserted into one sliding groove and is connected with the soft fixed cover in a sliding manner. Thus, the soft protection cover 400 can be easily attached to and detached from the soft protection cover 510, respectively.

In order to facilitate the electrical connection between the external wires and the light strip, in one embodiment, please refer to fig. 3 and fig. 4, the light strip further includes a wire connecting tube 600, a positioning head 520 is provided with a connecting hole 502, the wire connecting tube 600 is inserted into the connecting hole 502 and connected to the positioning head 520, and the wire connecting tube 600 is communicated with the accommodating chute 101 through the positioning head 520. In another embodiment, the wire barrel 600 is injection molded integrally with the retaining tab 520. The external electric wires are passed through the wire connecting tube 600 into the locking head 520 and electrically connected to the PCB board 200 in the receiving chute 101. So, the switch tube 600 is convenient for external electric wire and the lamp area electricity that can buckle wantonly to be connected, has increased the job stabilization nature in lamp area that can buckle wantonly.

In order to increase the working stability and the application range of the lamp strip capable of being bent at will, in this embodiment, please refer to fig. 6, the lamp beads 300 are LED lamp beads, and the lamp beads 300 are connected in parallel with each other on the PCB 200. That is to say, when one of the lamp beads 300 in the lamp strip capable of being bent at will is damaged, the normal operation of the other lamp beads 300 will not be affected. In this embodiment, the lamp strip that can be bent wantonly includes 60 LED lamp pearls. Further, the user can tailor the lamp area that can buckle wantonly according to the practical application demand, cuts out suitable land lamp area length and adapts to actual demand, can not influence the normal work in surplus lamp area. In other words, when cutting the lamp strip which can be bent at will, the user can cut at any place. Therefore, the working stability and the application range of the lamp strip capable of being bent at will are greatly increased.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A light strip that can be bent wantonly, characterized in that includes: the LED lamp comprises a soft light-transmitting sleeve, a PCB and a plurality of lamp beads;

2. A light strip as claimed in claim 1, wherein said light beads are connected in parallel.

3. A light strip as claimed in claim 1, wherein the light bead is a rectangular parallelepiped, and one side of the light bead is parallel to the opening direction of the second oblique opening.

4. A light strip as claimed in claim 1, wherein the light beads are LED light beads.

5. A light strip as claimed in claim 1, wherein the soft light-transmitting sleeve is a transparent diffusion silicone tube.

6. A strip of flexible light as claimed in claim 1, further comprising a flexible cover covering a surface of said flexible sleeve adjacent to said receiving chute.

7. A light strip according to claim 6, wherein the soft protective cover is a silicone cover.

8. A light strip as claimed in claim 6, further comprising a fixing mechanism, wherein the fixing mechanism comprises a soft fixing cover and two position-locking heads, the two position-locking heads are located at two ends of the soft fixing cover and respectively abut against the soft fixing cover; the soft fixed cover is sleeved on the soft protective cover, and each clamping head is sleeved at one end of the soft protective cover.

9. The strip of flexible light of claim 8, wherein a sliding groove is formed on each of the two outer sidewalls of the flexible cover, and a sliding rib is formed on each of the two inner sidewalls of the flexible cover, each sliding rib being inserted into one of the sliding grooves and slidably connected to the flexible cover.

10. A light strip as claimed in claim 8, further comprising a wire connecting tube, wherein a connection hole is formed on one of the locking tabs, the wire connecting tube is inserted into the connection hole and connected to the locking tab, and the wire connecting tube is communicated with the receiving chute via the locking tab.