LED assembly with common-cathode power supply structure

Abstract

The utility model relates to the technical field of LEDs, and discloses an LED assembly with a common-cathode power supply structure, which comprises a box body, a plurality of back plates are fixedly mounted in the box body, a bottom plate is fixedly mounted on the lower surface of the box body, a first mounting groove is formed in the lower surface of the bottom plate, and a supporting mechanism is arranged on the bottom plate. The supporting mechanism comprises two supporting plates and two connecting plates, the two supporting plates are rotationally mounted in the first mounting groove, storage grooves are formed in the lower surfaces of the two supporting plates, and the two connecting plates are rotationally mounted in the two storage grooves correspondingly. The lifting height of the bottom plate is adjusted through the two supporting plates, and the two supporting plates are limited through the two stop levers, so that the box body is supported, the mounting height of the box body is adjusted, the stability of the box body during mounting is improved, the labor intensity of workers is reduced, and the mounting efficiency of the box body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED technical field, concretely is a LED assembly with common cathode power supply structure. BACKGROUND

[0002] LED (Light Emitting Diode) is a kind of solid-state semiconductor device that can convert electric energy into visible light, it can directly convert electricity into light, common cathode power supply structure refers to the way of driving LED display screen with common cathode, accurately respectively R, G, B chip distributes current voltage, current first passes through lamp pearl and then reaches IC negative pole, reduces forward voltage drop, and small on-resistance, can realize the ideal energy-saving effect of reducing screen body heating and reducing power consumption, high response, common cathode LED assembly is commonly used in display screen, indicator light band, LED lamps and lanterns and various electronic products.

[0003] The display screen in the existing common cathode LED assembly is used and installed indoors, the box body needs to be spliced and fixed according to the size of the wall mounting position first, after being fixed, the box body needs to be installed to the specified wall mounting position, then wiring and unit plate installation are carried out, when installing it on the wall, the staff needs to lift it or use supporting articles to support the box body, the former needs a long installation time and high labor intensity, and the height of the latter supporting article is not fixed, the height of the box body is not convenient to adjust, which affects the installation of the common cathode LED assembly. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the defects of the prior art, the utility model provides a LED assembly with common cathode power supply structure, solves the problems that when installing it on the wall, the staff needs to lift it or use supporting articles to support the box body, the former needs a long installation time and high labor intensity, and the height of the latter supporting article is not fixed, the height of the box body is not convenient to adjust, which affects the installation of the common cathode LED assembly.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a LED assembly with common cathode power supply structure, comprising a box body, a plurality of backboards are fixedly installed in the inside of the box body, a bottom plate is fixedly installed on the lower surface of the box body, a first mounting groove is formed in the lower surface of the bottom plate;

[0008] The supporting mechanism is arranged on the base plate. The supporting mechanism includes two supporting plates and two connecting plates. The two supporting plates are rotatably installed inside the first mounting groove. The lower surfaces of the two supporting plates are provided with storage grooves. The two connecting plates are rotatably installed inside the two storage grooves respectively. The upper surfaces of the two supporting plates are provided with first rectangular grooves at the ends away from each other. The ends away from each other and the front and rear ends of the two first rectangular grooves are all open.

[0009] Preferably, the support mechanism also includes two convex rods, and second rectangular grooves are provided at adjacent ends of the upper surfaces of the two connecting plates. The adjacent ends of the two second rectangular grooves are both open, and the two convex rods are respectively fixedly installed inside the two second rectangular grooves.

[0010] Preferably, two second mounting grooves are provided at the upper end of the front inner wall of the first mounting groove, and threaded rods are rotatably installed inside the two second mounting grooves. Baffle rods are threadedly installed on the outer surfaces of the two threaded rods, and the rear ends of the two baffle rods extend to the inside of the two first rectangular grooves respectively. Turn handles are rotatably installed at the positions corresponding to the two second mounting grooves on the left and right surfaces of the base plate, and two limit grooves are provided inside the base plate, and the shape of the limit grooves is composed of a circular groove and a polygonal groove.

[0011] Preferably, the proximal ends of the two turning handles are respectively rotated and extended to the corresponding second mounting grooves, and the two turning handles are also slidably connected to the bottom plate. The proximal ends of the two turning handles are fixedly installed with connecting rods, and the shape of the connecting rod is a round rod connected to a rectangular plate. A third rectangular groove is opened inside the two threaded rods, and the proximal ends of the two connecting rods are respectively slid and extended to the corresponding third rectangular grooves, and the rectangular plates on the two connecting rods are respectively slidably connected to the inner walls of the corresponding third rectangular grooves.

[0012] Preferably, a limiting plate is slidably installed inside the rectangular grooves of the two limiting grooves, and the two limiting plates are fixedly connected to the two handlebars respectively.

[0013] Preferably, T-shaped grooves are provided on the left and right inner walls of the first mounting groove, and the corresponding ends of the two T-shaped grooves extend to the two support plates respectively. T-shaped plates are slidably installed inside the two T-shaped grooves, and the corresponding ends of the two T-shaped plates are slidably plugged into the inside of the T-shaped grooves on the two support plates respectively. Pull rods are fixedly installed on the away surfaces of the two T-shaped plates, and springs are sleeved on the outer surfaces of the two pull rods. The two springs are fixedly connected to the corresponding T-shaped plates respectively, and the away ends of the two pull rods slide and extend to the left and right surfaces of the base plate respectively.

[0014] (3) Beneficial effects

[0015] Compared with the prior art, the present invention provides an LED assembly with a common cathode power supply structure, which has the following beneficial effects:

[0016] 1. The LED assembly with a common cathode power supply structure uses two support plates to adjust the lifting height of the base plate, and two blocking rods to limit the two support plates, thereby supporting the box and adjusting the installation height of the box, thereby improving the stability of the box during installation, reducing the labor intensity of the staff, and improving the installation efficiency of the box.

[0017] 2. The LED component with a common cathode power supply structure can be equipped with two connecting plates. After the height of the box is adjusted, the two connecting plates can be removed from the corresponding storage slots, and the two convex rods on the two connecting plates can be tied tightly with ropes to further fix the two support plates, thereby further improving the stability of the component during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall top view of the LED assembly with a common cathode power supply structure of the present invention;

[0019] Figure 2 This is a schematic diagram of the internal cross-section of the bottom plate of the present invention;

[0020] Figure 3 This is a schematic diagram of the internal cross-section of the bottom plate of the present invention;

[0021] Figure 4 This is a schematic diagram of the internal cross-section of the limit groove of the utility model;

[0022] Figure 5 for Figure 4 Enlarged structural diagram at point A in the middle.

[0023] In the figure: 1. Box body; 2. Back plate; 3. Bottom plate; 4. First mounting slot; 5. Support plate; 6. Connecting plate; 7. Storage slot; 8. First rectangular slot; 9. Convex rod; 10. Second rectangular slot; 11. Second mounting slot; 12. Threaded rod; 13. Stop rod; 14. Turn handle; 15. Connecting rod; 16. Third rectangular slot; 17. Spring; 18. Limiting slot; 19. Limiting plate; 20. T-slot; 21. T-plate; 22. Pull rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1-5 The utility model provides a new technical solution: an LED assembly with a common cathode power supply structure, comprising a box body 1, a plurality of back plates 2 fixedly mounted inside the box body 1, a bottom plate 3 fixedly mounted on the lower surface of the box body 1, and a first mounting groove 4 formed on the lower surface of the bottom plate 3;

[0026] The supporting mechanism is arranged on the base plate 3. The supporting mechanism includes two supporting plates 5 and two connecting plates 6. The two supporting plates 5 are rotatably installed inside the first mounting groove 4. The lower surfaces of the two supporting plates 5 are provided with storage grooves 7. The two connecting plates 6 are rotatably installed inside the two storage grooves 7 respectively. The upper surfaces of the two support plates 5 are provided with first rectangular grooves 8 at the ends away from each other. The ends away from each other and the front and rear ends of the two first rectangular grooves 8 are all open.

[0027] Furthermore, by setting up two support plates 5, the two support plates 5 can adjust the lifting height of the bottom plate 3, and the two blocking rods 13 can limit the two support plates 5, so as to support the box body 1 and adjust the installation height of the box body 1, thereby improving the stability of the box body 1 during installation, reducing the labor intensity of the staff, and improving the installation efficiency of the box body 1.

[0028] Furthermore, the support mechanism also includes two convex rods 9, and second rectangular grooves 10 are opened at the adjacent ends of the upper surfaces of the two connecting plates 6. The adjacent ends of the two second rectangular grooves 10 are both open, and the two convex rods 9 are respectively fixedly installed inside the two second rectangular grooves 10.

[0029] Furthermore, by setting up two connecting plates 6, after the height of the box body 1 is adjusted, the two connecting plates 6 can be moved away from the corresponding storage slots 7, and the two convex rods 9 on the two connecting plates 6 can be tied tightly with ropes to further fix the two support plates 5, thereby further improving the stability of the assembly during installation.

[0030] Furthermore, two second mounting grooves 11 are provided at the upper end of the front inner wall of the first mounting groove 4, and threaded rods 12 are rotatably installed inside the two second mounting grooves 11. Baffle rods 13 are threadedly installed on the outer surfaces of the two threaded rods 12, and the rear ends of the two baffle rods 13 extend to the interiors of the two first rectangular grooves 8 respectively. Turn handles 14 are rotatably installed at the positions corresponding to the two second mounting grooves 11 on the left and right surfaces of the base plate 3. Two limit grooves 18 are provided inside the base plate 3, and the shape of the limit groove 18 is composed of a circular groove and a polygonal groove.

[0031] Furthermore, the proximal ends of the two turning handles 14 are respectively rotated and extended to the corresponding second mounting grooves 11, and the two turning handles 14 are also slidably connected to the base plate 3. The proximal ends of the two turning handles 14 are fixedly installed with connecting rods 15, and the shape of the connecting rod 15 is a round rod connected to a rectangular plate. A third rectangular groove 16 is opened inside the two threaded rods 12, and the proximal ends of the two connecting rods 15 are respectively slid and extended to the corresponding third rectangular grooves 16. The rectangular plates on the two connecting rods 15 are respectively slidably connected to the inner walls of the corresponding third rectangular grooves 16.

[0032] Furthermore, a limiting plate 19 is slidably installed inside the rectangular grooves of the two limiting grooves 18 , and the two limiting plates 19 are fixedly connected to the two turning handles 14 respectively.

[0033] Furthermore, T-slots 20 are provided on the left and right inner walls of the first mounting groove 4, and the corresponding ends of the two T-slots 20 extend to the two support plates 5 respectively. T-plates 21 are slidably installed inside the two T-slots 20, and the corresponding ends of the two T-plates 21 are slidably plugged into the inside of the T-slots 20 on the two support plates 5 respectively. Pull rods 22 are fixedly installed on the away surfaces of the two T-plates 21, and the outer surfaces of the two pull rods 22 are sleeved with springs 17. The two springs 17 are fixedly connected to the corresponding T-plates 21 respectively, and the away ends of the two pull rods 22 slide and extend to the left and right surfaces of the base plate 3 respectively.

[0034] Working principle: When using this component, after assembling the box body 1, the box body 1 can be installed on the bottom plate 3, and then the two pull rods 22 are pulled to both sides respectively, so that the two pull rods 22 leave the inside of the T-shaped slots 20 on the two support plates 5 respectively. At this time, the two support plates 5 can be rotated out from the inside of the first installation slot 4, and then the two turning handles 14 can be pulled in the direction away from the bottom plate 3 according to the rotation angle of the two support plates 5, so that the limit plate 19 fixedly connected to the turning handle 14 moves to the circular slot in the limit slot 18, and the connecting rod 15 moves synchronously inside the third rectangular slot 16. At this time, the two turning handles 14 can be rotated respectively to rotate the two threaded rods 12, and the two threaded rods 12 outer surfaces are threadedly connected. The baffles 13 approach each other, move to the angle between the support plate 5 and the bottom plate 3, and contact the support plate 5. Then the turning handle 14 can be pushed in the direction close to the bottom plate 3 so that the limit plate 19 re-enters the polygonal groove in the corresponding limit groove 18 to fix the turning handle 14 and the baffle 13. After fixation, the two connecting plates 6 can be rotated out from the corresponding storage grooves 7. Then, a rope can be used to tie the convex rods 9 on the two storage grooves 7 to further fix the two support plates 5 so that the two support plates 5 are in contact with the ground to support the box body 1. A staff member can straighten the box body 1, and then the staff can fix and install the box body 1.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An LED assembly with a common cathode power supply structure, comprising a housing (1), wherein a plurality of back plates (2) are fixedly mounted inside the housing (1), and characterized in that: A bottom plate (3) is fixedly mounted on the lower surface of the box body (1), and a first mounting groove (4) is provided on the lower surface of the bottom plate (3); A support mechanism is provided on the bottom plate (3), and comprises two support plates (5) and two connecting plates (6). The two support plates (5) are both rotatably mounted inside the first mounting groove (4). The lower surfaces of the two support plates (5) are each provided with a receiving groove (7). The two connecting plates (6) are respectively rotatably mounted inside the two receiving grooves (7). The upper surfaces of the two support plates (5) are each provided with a first rectangular groove (8) at the ends away from each other. The ends away from each other and the front and rear ends of the two first rectangular grooves (8) are all open.

2. The LED assembly with a common cathode power supply structure according to claim 1, characterized in that: The support mechanism further comprises two convex rods (9), and second rectangular grooves (10) are provided at adjacent ends of the upper surfaces of the two connecting plates (6), and the adjacent ends of the two second rectangular grooves (10) are both open, and the two convex rods (9) are respectively fixedly mounted inside the two second rectangular grooves (10).

3. The LED assembly with a common cathode power supply structure according to claim 1, characterized in that: Two second mounting grooves (11) are provided at the upper end of the front inner wall of the first mounting groove (4), threaded rods (12) are rotatably installed inside the two second mounting grooves (11), and blocking rods (13) are threadedly installed on the outer surfaces of the two threaded rods (12), and the rear ends of the two blocking rods (13) extend to the inside of the two first rectangular grooves (8) respectively. Turn handles (14) are rotatably installed at the positions corresponding to the two second mounting grooves (11) on the left and right surfaces of the bottom plate (3), and two limiting grooves (18) are provided inside the bottom plate (3), and the limiting grooves (18) are shaped as a circular groove and a polygonal groove.

4. The LED assembly with a common cathode power supply structure according to claim 3, characterized in that: The proximal ends of the two turning handles (14) are respectively rotated and extended to the inside of the corresponding second installation groove (11). The two turning handles (14) are also slidably connected to the bottom plate (3). The proximal ends of the two turning handles (14) are fixedly installed with connecting rods (15). The connecting rod (15) is in the shape of a round rod connected to a rectangular plate. The inside of the two threaded rods (12) is provided with a third rectangular groove (16). The proximal ends of the two connecting rods (15) are respectively slidably extended to the inside of the corresponding third rectangular groove (16). The rectangular plates on the two connecting rods (15) are respectively slidably connected to the inner wall of the corresponding third rectangular groove (16).

5. The LED assembly with a common cathode power supply structure according to claim 3, characterized in that: Limiting plates (19) are slidably installed inside the rectangular grooves of the two limiting grooves (18), and the two limiting plates (19) are fixedly connected to the two turning handles (14) respectively.

6. The LED assembly with a common cathode power supply structure according to claim 1, characterized in that: T-shaped grooves (20) are provided on the left and right inner walls of the first installation groove (4), and the corresponding ends of the two T-shaped grooves (20) extend to the two support plates (5) respectively. T-shaped plates (21) are slidably installed inside the two T-shaped grooves (20), and the corresponding ends of the two T-shaped plates (21) are slidably plugged into the inside of the T-shaped grooves (20) on the two support plates (5). Pull rods (22) are fixedly installed on the away surfaces of the two T-shaped plates (21), and the outer surfaces of the two pull rods (22) are sleeved with springs (17). The two springs (17) are fixedly connected to the corresponding T-shaped plates (21), and the away ends of the two pull rods (22) slide and extend to the left and right surfaces of the bottom plate (3).

Images