LED voltage-resistant light source based on COB packaging

Abstract

The utility model discloses a COB packaging-based LED pressure-resistant light source, which comprises a support frame and a light source body, a connecting mechanism is arranged between the support frame and the light source body, the connecting mechanism comprises an insertion sleeve, an insertion rod, a fixing sleeve, a clamping block, a clamping groove, a connecting block, a locking sleeve and a quick release mechanism, the insertion sleeve is fixed on the top surface of the light source body, the insertion rod is inserted in the support frame and the insertion sleeve, and the fixing sleeve is fixed on the top surface of the light source body. The fixing sleeve is inserted into the top end of the inserting rod, the clamping blocks slide on the outer wall of the fixing sleeve, the clamping grooves are distributed in the outer wall of the inserting rod, and the connecting block is installed at the top ends of the clamping blocks. By arranging the connecting mechanism between the supporting frame and the light source body, stable installation of the light source is achieved, and meanwhile the fixing operation of the light source body is simplified; an inserting sleeve and an inserting rod in the connecting mechanism are matched with each other, it is ensured that the light source bodies can be accurately in butt joint, the inserting rod can be rapidly clamped and firmly fixed to the supporting frame through a combined structure of a fixing sleeve, a clamping block, a clamping groove and a connecting block, and the fixing effect is further enhanced through the sliding design of a lock sleeve.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED lighting technical field, more specifically, it relates to a kind of LED voltage-withstanding light source based on COB package. BACKGROUND

[0002] With the continuous development of LED lighting technology, COB packaged LED light source is widely used in various high-brightness lighting scenarios, such as commercial lighting, outdoor lighting, stage lighting, etc., due to its high light output and excellent thermal management performance, however, in these applications, especially in large lighting projects, how to realize the rapid installation and disassembly of light source is still a technical problem, the existing technology usually needs complicated tools and long installation time in the process of design and construction, not only increases the work burden, but also may affect the construction progress and later maintenance work, especially in places that need to frequently replace lamps or maintain, the traditional LED light source installation method often cannot provide enough convenience and flexibility;

[0003] In addition, since the existing COB packaged LED light source mostly adopts fixed installation method, the connection structure between the light source and the installation base is relatively complex, accurate alignment and fixation are needed during installation, this installation method makes the disassembly process also not simple enough, often needs professional operation, and is not easy to realize quick replacement, when the light source fails or needs to be upgraded, this problem is particularly prominent, especially in high altitude or more complex installation environment, the cumbersome disassembly process increases the work difficulty and safety risk, therefore, it is particularly urgent to develop an LED light source solution that can simplify the installation and disassembly process. SUMMARY

[0004] (I) Technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides a kind of LED voltage-withstanding light source based on COB package to solve the technical problems mentioned in the background art.

[0006] (II) Technical scheme

[0007] To achieve the above object, the utility model provides following technical scheme: a LED voltage withstanding light source based on COB package, including support frame and light source body, be provided with connecting mechanism between support frame and light source body, connecting mechanism includes bush, plug rod, fixed sleeve, clamping block, clamping groove, connecting block, lock sleeve and quick release mechanism, bush is fixed in the top surface of light source body, plug rod is inserted in support frame and bush, fixed sleeve is inserted in the top end of plug rod, clamping block is provided with a plurality of groups of sliding in the outer wall of fixed sleeve, clamping groove is provided with a plurality of groups of distribution in the outer wall of plug rod, connecting block is installed in the top end of a plurality of groups of clamping block, lock sleeve is sliding in the outer wall of fixed sleeve and is abutted with a plurality of groups of connecting block, quick release mechanism includes sliding sleeve, push sleeve, abutment block, limit sleeve and push spring, sliding sleeve is fixed in the top surface of lock sleeve, push sleeve is installed in the top end of sliding sleeve, abutment block is installed in one end of a plurality of groups of connecting block, limit sleeve is abutted in the top end of push sleeve, push spring is provided with a plurality of groups of fixed in the top surface of limit sleeve.

[0008] The utility model further sets up, the outer wall of fixed sleeve is provided with limiting mechanism, the limiting mechanism includes slide rod, limit block, rotation sleeve, limit slot and give way hole, slide rod is provided with a plurality of groups of distribution in the top surface of limit sleeve, limit block is installed in the bottom end of a plurality of groups of slide rods, rotation sleeve rotates in the outer wall of fixed sleeve, limit slot is provided with a plurality of groups of distribution on rotation sleeve and is slidably connected with a plurality of groups of limit block respectively, give way hole is set up in one end of a plurality of groups of limit slot.

[0009] The utility model further sets up, the bottom end of a plurality of groups of clamping block and the inboard of a plurality of groups of clamping groove are all set up as arc, through the design of arc, the contact surface of clamping block and clamping groove is more smooth, reduces friction, improves the smoothness of insertion and disassembly, strengthens the stability of clamping simultaneously, ensures that light source body will not be loose in the use process due to external force influence.

[0010] The utility model further sets up, the bottom end of a plurality of groups of connecting block is equipped with abutment face, a plurality of groups of abutment face is in close contact with the inboard of lock sleeve, the close contact of abutment face and the inboard of lock sleeve helps to strengthen the stability and fixed effect between connecting block and lock sleeve, ensures that light source body can be firmly locked in the installation process, prevents light source body loose or fall off.

[0011] The utility model further sets up, the inboard of a plurality of groups of connecting block and the outer wall of fixed sleeve are all connected and are equipped with contraction spring, the installation of contraction spring provides elastic support for connecting block, can restore the original position automatically in the process of insertion or disassembly, maintains the stability of light source body on support frame, and effectively alleviates the impact of external force on the connecting part.

[0012] The utility model further sets up, the inside of multiple groups of abutting piece is all set up as arc, the outer wall of push cover is set up as slope, the arc design of abutting piece inside and the slope design of push cover outer wall help to realize more smooth contact surface in the process of disassembly, so that push cover can push abutting piece more easily, complete disassembly operation quickly, reduce friction, improve operation efficiency.

[0013] The utility model further sets up, the top of multiple groups of push spring all is equipped with the mounting ring, multiple groups of mounting ring outer wall all are equipped with arc slide block, the rotation cover is equipped with arc slot, arc slot and multiple groups of arc slide block sliding connection, the design of mounting ring and arc slide block, so that the movement of push spring is more stable, and through the arc slot sliding connection in rotation cover, ensure that push cover can move smoothly in the operation process, thereby improve the operation convenience and stability when light source body disassembly.

[0014] The utility model further sets up, the inside of slide cover is equipped with guide block, the outer wall of fixed cover is equipped with guide groove, guide groove and guide block all are equipped with multiple groups and sliding connection, the design of guide block and guide groove ensure that the sliding path of slide cover is stable and smooth, avoid the deviation and jam problem of slide cover, improve the accuracy and fluency of whole disassembly process.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a kind of LED voltage-withstanding light source based on COB packaging, with following beneficial effects:

[0017] 1, by setting connection mechanism between support frame and light source body, the stable installation of light source is realized, and the fixing operation of light source body is simplified, the plug sleeve in connection mechanism and plug rod cooperate with each other, ensure that light source body can be accurately docked, and the combination structure of fixed sleeve, block, slot and connecting block, so that plug rod can be quickly clamped and firmly fixed on support frame, the sliding design of lock sleeve further enhances the fixing effect, avoids light source from loosening or falling off due to external force in use process, improves the reliability and safety of installation.

[0018] 2, the introduction of quick release mechanism makes the disassembly of light source body more convenient, the cooperation design of slide cover and push cover makes operator only need to push push cover, so that abutting piece exerts force on connecting block, to drive block to slide outward, so that plug rod quickly separates from slot, the rebound action of contraction spring ensures that connecting block can quickly reset, and the cooperation of limiting sleeve further optimizes the motion trajectory of slide cover, so that disassembly process is more smooth, overall operation does not need extra tool, only need to manually push or rotate part of component, can complete the quick disassembly of light source body, greatly improves maintenance efficiency.

[0019] 3、The setting of the limiting mechanism effectively prevents accidental loosening, further improves the stability of the light source body, and the coordinated action of the sliding rod, the limiting block and the rotating sleeve enables the limiting sleeve to reliably fix the sliding sleeve in the normal working state, prevents accidental sliding, when disassembly is needed, only need to rotate the rotating sleeve, the limiting block is moved to the let go hole, thereby releasing the limiting state, so that the sliding sleeve can smoothly slide, realize quick disassembly, this limiting mechanism not only improves the safety of the overall structure, but also ensures the stability of the light source body in long time use, avoids the loosening problem caused by vibration or external force. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic diagram of an LED voltage-withstanding light source based on COB packaging in the utility model;

[0021] Figure 2 It is a structure schematic diagram in the utility model;

[0022] Figure 3 It is a structure schematic diagram in the utility model;

[0023] Figure 4 It is a sectional structure schematic diagram in the utility model;

[0024] Figure 5 It is a structure schematic diagram in the utility model.

[0025] In the drawing: 1, support frame; 2, light source body; 3, insert sleeve; 4, insert rod; 5, fixed sleeve; 6, clamping block; 7, clamping groove; 8, connecting block; 9, lock sleeve; 10, sliding sleeve; 11, push sleeve; 12, abutting block; 13, limiting sleeve; 14, push spring; 15, sliding rod; 16, limiting block; 17, rotating sleeve; 18, limiting groove; 19, let go hole; 20, abutting surface; 21, contraction spring; 22, mounting ring; 23, arc-shaped sliding block; 24, annular groove; 25, guide block; 26, guide groove. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0028] In the utility model, in the case where no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left and right shown in the drawing; "inner, outer" refers to the inner and outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0029] Please refer to Figures 1-5 A kind of LED voltage-withstanding light source based on COB package, including support frame 1 and light source body 2, support frame 1 is provided with connecting mechanism with light source body 2, connecting mechanism includes bushing 3, plug rod 4, fixed sleeve 5, clamping block 6, clamping groove 7, connecting block 8, lock sleeve 9 and quick release mechanism, bushing 3 is fixed at the top surface of light source body 2, plug rod 4 is inserted in support frame 1 and bushing 3, fixed sleeve 5 is inserted at the top end of plug rod 4, clamping block 6 is provided with multiple groups of sliding in the outer wall of fixed sleeve 5, clamping groove 7 is provided with multiple groups of distribution in the outer wall of plug rod 4, connecting block 8 is installed at the top end of multiple clamping blocks 6, lock sleeve 9 is slid in the outer wall of fixed sleeve 5 and is abutted with multiple connecting blocks 8, quick release mechanism includes sliding sleeve 10, push sleeve 11, abutment block 12, limiting sleeve 13 and push spring 14, sliding sleeve 10 is fixed at the top surface of lock sleeve 9, push sleeve 11 is installed at the top end of sliding sleeve 10, abutment block 12 is installed at one end of multiple connecting blocks 8, limiting sleeve 13 is abutted at the top end of push sleeve 11, push spring 14 is provided with multiple groups of fixed at the top surface of limiting sleeve 13.

[0030] The outer wall of fixed sleeve 5 is provided with a limiting mechanism, the limiting mechanism includes slide rod 15, limiting block 16, rotating sleeve 17, limiting groove 18 and give way hole 19, the slide rod 15 is provided with multiple groups of distribution on the top surface of limiting sleeve 13, the limiting block 16 is installed at the bottom end of multiple slide rods 15, the rotating sleeve 17 is rotated on the outer wall of fixed sleeve 5, the limiting groove 18 is provided with multiple groups of distribution on the rotating sleeve 17 and is slidably connected with multiple limiting blocks 16 respectively, and the give way hole 19 is provided at one end of multiple limiting grooves 18.

[0031] The bottom end of multiple clamping blocks 6 and the inner side of multiple clamping grooves 7 are both provided with arc shape, the design of arc shape reduces the friction when inserting, improves the adhesion of clamping block 6 and clamping groove 7, makes the light source body installation and disassembly more smooth, and simultaneously enhances the stability of clamping.

[0032] The bottom end of multiple connecting blocks 8 is provided with abutment surface 20, multiple abutment surfaces 20 are tightly abutted with the inner side of lock sleeve 9, and the close adhesion of abutment surface 20 and lock sleeve 9 enhances the fixing effect of connecting block 8, so that the light source body is more stable after installation, and prevents loosening due to external force.

[0033] A plurality of sets of connecting blocks 8 are connected between the inner side of the plurality of sets of connecting blocks 8 and the outer wall of the fixed sleeve 5, and a contraction spring 21 is arranged between the plurality of sets of connecting blocks 8 and the outer wall of the fixed sleeve 5. The contraction spring 21 provides elastic support, so that the connecting block 8 can be automatically reset during disassembly, thereby improving the stability of the light source body installation and buffering the impact of external force on the connecting structure.

[0034] The inner side of the plurality of sets of abutting blocks 12 is arranged in a circular arc shape, and the outer wall of the push sleeve 11 is arranged in an inclined surface. The circular arc design of the abutting block 12 cooperates with the inclined surface of the push sleeve 11, so that the pushing force is more stable during disassembly, the frictional resistance is reduced, and the convenience and efficiency of operation are improved.

[0035] A plurality of sets of mounting rings 22 are arranged at the top end of the plurality of sets of push springs 14, and a plurality of sets of arc-shaped sliding blocks 23 are arranged on the outer wall of the plurality of sets of mounting rings 22. An arc-shaped groove 24 is formed on the rotating sleeve 17, and the arc-shaped groove 24 is in sliding connection with the plurality of sets of arc-shaped sliding blocks 23. The combination structure of the mounting ring 22 and the arc-shaped sliding block 23 ensures that the force of the push spring 14 is uniform, and the sliding connection of the arc-shaped groove 24 enables the push spring 14 to move smoothly under stress, thereby improving the stability and smoothness of the disassembly mechanism.

[0036] The inner side of the sliding sleeve 10 is provided with a guide block 25, and the outer wall of the fixed sleeve 5 is provided with a guide groove 26. The guide groove 26 and the guide block 25 are arranged in multiple sets and are in sliding connection. The cooperation between the guide block 25 and the guide groove 26 ensures the accuracy of the movement track of the sliding sleeve 10, prevents deviation or jamming during sliding, and improves the smoothness and accuracy of the entire disassembly structure.

[0037] In the present embodiment, when it is necessary to install the light source body 2, the insertion rod 4 is respectively inserted into the support frame 1 and the insertion sleeve 3, and the sliding sleeve 10 is slid along the guide groove 26 through the plurality of sets of guide blocks 25, so that the push sleeve 11 pushes the plurality of sets of abutting blocks 12, thereby pushing the plurality of sets of connecting blocks 8 and the clamping block 6 outward to make room for the insertion rod 4 and simultaneously stretch the contraction spring 21. Then, the fixed sleeve 5 is inserted into the insertion rod 4, the sliding sleeve 10 is pushed to drive the lock sleeve 9 to slide, the push sleeve 11 is released from the plurality of sets of abutting blocks 12, the connecting block 8 is pulled by the plurality of sets of contraction springs 21, and simultaneously drives the plurality of sets of clamping blocks 6 to be clamped in the clamping groove 7, thereby clamping the insertion rod 4. At the same time, the lock sleeve 9 abuts against the plurality of sets of abutting surfaces 20 to fix the connecting block 8, the push sleeve 11 pushes the limiting sleeve 13 and extrudes the plurality of sets of push springs 14, the limiting sleeve 13 drives the plurality of sets of sliding rods 15 to move in the room hole 19, when the limiting groove 18 moves into the room hole 19, the rotating sleeve 17 is rotated to make the plurality of sets of limiting grooves 18 in sliding connection with the sliding rod 15, so that the plurality of sets of limiting blocks 16 abut against the outer wall of the rotating sleeve 17 to limit the sliding sleeve 10.

[0038] More specifically, when disassembly is needed, rotating the rotating sleeve 17 makes the plurality of limiting blocks 16 move to the relief hole 19 to release the abutment on the outer wall of the rotating sleeve 17, the plurality of push springs 14 push the limiting sleeve 13 and the sliding sleeve 10 to slide, the sliding sleeve 10 drives the locking sleeve 9 to release the abutment on the plurality of abutting surfaces 20, then the push sleeve 11 abuts against the plurality of abutting blocks 12, the plurality of connecting blocks 8 are pushed to slide outward and drive the plurality of clamping blocks 6 to disengage from the clamping grooves 7, the clamping of the insertion rod 4 is released, then the insertion rod 4 is pulled out of the insertion sleeve 3, and the disassembly of the light source body 2 is completed.

[0039] In summary, when the light source body 2 needs to be installed, the insertion rod 4 is respectively inserted into the support frame 1 and the insertion sleeve 3, the sliding sleeve 10 is slid along the plurality of guide grooves 26 by the plurality of guide blocks 25, the push sleeve 11 pushes the plurality of abutting blocks 12, thereby pushing the plurality of connecting blocks 8 and the clamping blocks 6 to slide outward to make room for the insertion rod 4 and stretch the plurality of contraction springs 21 at the same time, then the fixing sleeve 5 is inserted into the insertion rod 4, the sliding sleeve 10 drives the locking sleeve 9 to slide, the push sleeve 11 releases the plurality of abutting blocks 12, the plurality of connecting blocks 8 are pulled by the plurality of contraction springs 21, and the plurality of clamping blocks 6 are clamped in the clamping grooves 7 at the same time, the insertion rod 4 is clamped, the locking sleeve 9 abuts against the plurality of abutting surfaces 20 to fix the connecting blocks 8, the push sleeve 11 pushes the limiting sleeve 13 and squeezes the plurality of push springs 14, the limiting sleeve 13 drives the plurality of sliding rods 15 to move in the relief hole 19, when the limiting groove 18 moves to the relief hole 19, the rotating sleeve 17 makes the plurality of limiting grooves 18 and the sliding rods 15 slide, and the plurality of limiting blocks 16 abut against the outer wall of the rotating sleeve 17 to limit the sliding sleeve 10.

[0040] When disassembly is needed, rotating the rotating sleeve 17 makes the plurality of limiting blocks 16 move to the relief hole 19 to release the abutment on the outer wall of the rotating sleeve 17, the plurality of push springs 14 push the limiting sleeve 13 and the sliding sleeve 10 to slide, the sliding sleeve 10 drives the locking sleeve 9 to release the abutment on the plurality of abutting surfaces 20, then the push sleeve 11 abuts against the plurality of abutting blocks 12, the plurality of connecting blocks 8 are pushed to slide outward and drive the plurality of clamping blocks 6 to disengage from the clamping grooves 7, the clamping of the insertion rod 4 is released, then the insertion rod 4 is pulled out of the insertion sleeve 3, and the disassembly of the light source body 2 is completed.

[0041] In all the above-mentioned solutions, the connection between two components can be selected according to actual conditions, such as welding, bolt and nut cooperation connection, bolt or screw connection, or other known connection methods, which will not be described one by one. In the above, when fixed connection is involved, welding is preferred. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A COB package-based LED voltage-resistant light source comprising a support frame (1) and a light source body (2), characterized in that: The support frame (1) and the light source body (2) are provided with a connecting mechanism, the connecting mechanism comprises a plug sleeve (3), a plug rod (4), a fixing sleeve (5), a clamping block (6), a clamping groove (7), a connecting block (8), a lock sleeve (9) and a quick release mechanism, the plug sleeve (3) is fixed on the top surface of the light source body (2), the plug rod (4) is inserted into the support frame (1) and the plug sleeve (3), the fixing sleeve (5) is inserted into the top end of the plug rod (4), the clamping block (6) is provided with a plurality of groups of sliding on the outer wall of the fixing sleeve (5), the clamping groove (7) is provided with a plurality of groups of distributed on the outer wall of the plug rod (4), the connecting block (8) is installed on the top end of the plurality of clamping blocks (6), the lock sleeve (9) is sliding on the outer wall of the fixing sleeve (5) and abuts against the plurality of connecting blocks (8), the quick release mechanism comprises a sliding sleeve (10), a push sleeve (11), an abutting block (12), a limiting sleeve (13) and a push spring (14), the sliding sleeve (10) is fixed on the top surface of the lock sleeve (9), the push sleeve (11) is installed on the top end of the sliding sleeve (10), the abutting block (12) is installed on one end of the plurality of connecting blocks (8), the limiting sleeve (13) abuts on the top end of the push sleeve (11), and the push spring (14) is provided with a plurality of groups of fixed on the top surface of the limiting sleeve (13).

2. The LED voltage-withstanding light source based on COB packaging according to claim 1, characterized in that: The outer wall of the fixing sleeve (5) is provided with a limiting mechanism, the limiting mechanism comprises a sliding rod (15), a limiting block (16), a rotating sleeve (17), a limiting groove (18) and a giving hole (19), the sliding rod (15) is provided with a plurality of groups of distributed on the top surface of the limiting sleeve (13), the limiting block (16) is installed on the bottom end of the plurality of sliding rods (15), the rotating sleeve (17) is rotated on the outer wall of the fixing sleeve (5), the limiting groove (18) is provided with a plurality of groups of distributed on the rotating sleeve (17) and is respectively connected with the plurality of limiting blocks (16) in sliding mode, and the giving hole (19) is arranged at one end of the plurality of limiting grooves (18).

3. The COB encapsulation based LED voltage-withstanding light source according to claim 2, characterized in that the plurality of groups of LEDs are arranged in a plurality of groups of LED chips. The bottom end of the clamping block (6) and the inner side of the plurality of clamping grooves (7) are both provided in arc shape.

4. The COB encapsulation-based LED voltage-withstanding light source according to claim 3, characterized in that the plurality of groups of LEDs are arranged in a plurality of groups of LED chips. The bottom end of the connecting block (8) is provided with an abutting surface (20), and the plurality of abutting surfaces (20) are tightly abutted with the inner side of the lock sleeve (9).

5. The COB encapsulation based LED voltage-withstanding light source according to claim 4, characterized in that: The inner side of the plurality of connecting blocks (8) and the outer wall of the fixing sleeve (5) are both connected with a contraction spring (21).

6. The LED voltage-withstanding light source based on COB packaging according to claim 5, characterized in that: The inner side of the plurality of abutting blocks (12) is provided in arc shape, and the outer wall of the push sleeve (11) is provided in inclined surface.

7. The COB encapsulation based LED voltage-withstanding light source according to claim 6, characterized in that the plurality of groups of LEDs are arranged in a plurality of groups of LED chips. The top end of the push spring (14) is provided with a mounting ring (22), the outer wall of the plurality of mounting rings (22) is provided with an arc-shaped sliding block (23), the rotating sleeve (17) is provided with a ring-shaped groove (24), and the ring-shaped groove (24) is connected with the plurality of arc-shaped sliding blocks (23) in sliding mode.

8. The COB encapsulation based LED voltage-withstanding light source according to claim 7, characterized in that: The inner side of the sliding sleeve (10) is provided with a guide block (25), the outer wall of the fixing sleeve (5) is provided with a guide groove (26), and the guide groove (26) and the guide block (25) are both provided with a plurality of groups and are connected in sliding mode.

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