High-luminous-efficiency lamp strip

Abstract

The utility model discloses a high luminous efficiency lamp strip, which comprises a circuit board, a plurality of groups of luminous units are connected in parallel on the circuit board, and the high luminous efficiency lamp strip is characterized in that each luminous unit comprises four LED luminous chips connected in series and a resistor connected in series between two of the LED luminous chips, and conductive connecting parts are respectively arranged at two ends of the circuit board. In order to overcome the defects in the prior art, the utility model provides the high-luminous-efficiency lamp strip which is simple in structure, relatively low in power consumption, less in generated heat, low in temperature and long in service life.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lamp strip, specifically relates to a high light efficiency lamp strip. BACKGROUND

[0002] The lamp strip is that LED lamp beads are attached on the FPC flexible circuit board, has the advantages of green environmental protection, long service life and convenient installation, because the FPC material is soft, can be bent, folded and coiled at will, can be bent, moved and stretched in three-dimensional space at will, can be installed on irregular installation surfaces and small spaces, and thus is prominent in the decoration and lighting industry.

[0003] LED has been widely used in our daily life as a green lighting source, and is suitable for lighting requirements in various occasions such as home decoration, advertisement identification, hotel, villa, building, bridge, park square decoration, holiday decoration, activity venue scenery decoration and shopping mall. In order to ensure the normal work of LED, not only the appropriate driving power needs to be selected and matched, but also the connection mode of LED as a load is also important.

[0004] Due to the structural characteristics and working principle of the LED lamp bead, it is a current-driven low-voltage unidirectional conduction device, which cannot be directly connected to a low-voltage power supply in general use, and a resistor is usually used to adjust the current flowing through the lamp bead in the circuit. In the prior art, a DC 12V constant voltage power supply is usually used, and three lamp beads are connected in series with one or two resistors. However, in this series connection mode, the temperature is high during work, the power consumption of the resistor, the power consumption ratio of the lamp bead and the power consumption of the lamp bead are all relatively large, resulting in low power and low light efficiency of the light source.

[0005] In addition, the existing lamp strips are generally connected by welding, which not only affects the installation efficiency, but also is extremely inconvenient to disassemble after welding and fixing, and the sealing performance of the existing connection structure is relatively poor. During use, dust or water can easily enter the lampshade. Therefore, the applicability and practicality are limited.

[0006] Therefore, the existing lamp strip needs to be further improved. INVENTION CONTENTS

[0007] The utility model aims at overcoming the defects in the prior art, and provides a high light efficiency lamp strip which has simple structure, relatively small power consumption, less heat generation, low temperature and long service life.

[0008] Another object of the utility model is to provide a high light efficiency lamp strip which is convenient and stable and reliable in connection between lamp strips.

[0009] For the high light efficiency lamp strip, in order to achieve the above purposes, the utility model discloses the following schemes: a high light efficiency lamp strip, including circuit board, on the circuit board and connect with several groups of light emitting unit, its characterized in that: the light emitting unit includes four series LED light emitting chip and the resistance of series between two LED light emitting chip, is equipped with the electrically conductive connecting part respectively on the both ends of circuit board.

[0010] As another improvement of the high light efficiency lamp strip of the utility model, a male connector is arranged on one end of the circuit board, and a female connector is arranged on the other end of the circuit board.

[0011] As another improvement of the high light efficiency lamp strip of the utility model, a light-transmitting cover is arranged between the male connector and the female connector, and the circuit board is arranged in the light-transmitting cover.

[0012] As another improvement of the high light efficiency lamp strip of the utility model, a sealing clamping mechanism is arranged between the male connector and the light-transmitting cover and / or between the female connector and the light-transmitting cover.

[0013] As another improvement of the high light efficiency lamp strip of the utility model, the light-transmitting cover comprises a bottom plate, an arc-shaped light-transmitting cover body is arranged on the bottom plate, the ends of the bottom plate extend beyond the ends of the arc-shaped light-transmitting cover body, and the ends of the circuit board are flush with the ends of the bottom plate.

[0014] As another improvement of the high light efficiency lamp strip of the utility model, the sealing clamping mechanism comprises a connecting sleeve, the male connector or the female connector is clamped in the first end of the connecting sleeve, the electrically conductive connecting piece of the male connector or the electrically conductively connecting piece of the female connector is inserted into the first end of the connecting sleeve, one end of the light-transmitting cover is inserted into the second end of the connecting sleeve, the electrically conductive connecting part is electrically connected with the electrically conductively connecting piece, a clamping groove is arranged at the end of the arc-shaped light-transmitting cover body, a sealing plug is arranged in the light-transmitting cover, the lower end surface of the sealing plug abuts against the circuit board, a containing groove is arranged in the sealing plug, a clamping block is movably arranged in the containing groove, a pressing spring is arranged between the bottom surface of the clamping block and the containing groove, a driving connecting rod is arranged on one side of the clamping block, a hole groove is arranged on the connecting sleeve, and the driving connecting rod is arranged in the hole groove.

[0015] As another improvement of the high light efficiency lamp strip of the utility model, an outwardly protruding connecting part is arranged at one end of the male connector or the female connector, a clamping protruding ring is arranged on the outer wall of the outwardly protruding connecting part, a containing recess is arranged in the first end of the connecting sleeve, a clamping ring groove is arranged in the containing recess, the outwardly protruding connecting part is arranged in the containing recess, and the clamping protruding ring is clamped in the clamping ring groove.

[0016] As another improvement to the high-efficiency light strip of this utility model, multiple elastic protruding rings are provided at intervals on the outer wall of the male connector.

[0017] As another improvement of the high-efficiency light strip of this utility model, a positioning protrusion is provided in the male connector, and a positioning groove is provided in the female connector at the corresponding position of the positioning protrusion, and the positioning protrusion is inserted into the positioning groove.

[0018] As another improvement of the high-efficiency light strip of this utility model, a hook is provided on the outer wall of the female connector end, and a positioning protrusion is provided on the outer wall of the male connector, and the hook is engaged with the positioning protrusion.

[0019] In summary, the advantages of this utility model compared to the prior art are as follows: This utility model has a simple structure, using four LED chips connected in series with a resistor as a single light-emitting unit. Each light-emitting unit is connected in parallel to form a light strip directly powered by a 12V DC constant voltage power supply. This design significantly improves the light strip's luminous efficiency. Existing light strips have a power consumption of 10W per meter, while this utility model's light strip, with a power consumption of only 5W per meter, can achieve the same brightness. Furthermore, due to its lower power consumption and less heat generation, it operates at a lower temperature and has a longer lifespan, achieving energy saving and environmental protection.

[0020] This invention utilizes a sealing and snap-fit ​​mechanism to quickly connect the male or female connector to the light-transmitting cover. This not only facilitates connection but also allows for easy disassembly. Furthermore, the connection effectively prevents dust or water from entering the light-transmitting cover, ensuring safety and reliability. The male and female connectors also allow for quick docking of light strips, with the interlocking hooks and positioning protrusions significantly improving connection stability. Attached Figure Description

[0021] Figure 1 This is a three-dimensional schematic diagram of the present invention.

[0022] Figure 2 This is a schematic diagram of the circuit board and light-emitting unit of this utility model.

[0023] Figure 3 This is a schematic diagram of the light-emitting unit of this utility model.

[0024] Figure 4 This is a schematic diagram of the male connector of this utility model.

[0025] Figure 5 for Figure 4 A cross-sectional schematic diagram.

[0026] Figure 6 This is a schematic diagram of the female connector of this utility model.

[0027] In the figure: 1, circuit board; 2, light-emitting unit; 3, LED light-emitting chip; 4, resistor; 5, conductive connecting part; 6, male connecting head; 7, female connecting head; 8, light-transmitting cover; 81, bottom plate; 82, arc-shaped light-transmitting cover body; 9, sealing clamping mechanism; 91, connecting sleeve; 92, clamping groove; 93, sealing plug; 94, accommodating groove; 95, clamping block; 96, top pressing spring; 97, driving connecting rod; 98, hole groove; 10, conductive connecting piece; 11, outward protruding connecting part; 12, clamping protruding ring; 13, accommodating groove; 14, clamping ring groove; 15, elastic protruding ring; 16, positioning protruding strip; 17, positioning long groove; 18, clamping hook; 19, positioning protruding part. DETAILED DESCRIPTION

[0028] The above and other technical features and advantages of the present application will be more apparent from the following description with reference to the accompanying drawings.

[0029] The preferred embodiments of the present application will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application.

[0030] It should be noted that in the description of the present application, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the direction or positional relationship of the terms based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0031] In addition, it should also be noted that in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between the two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] As Figures 1-6The utility model discloses a high light efficiency lamp strip, including circuit board 1, on the circuit board 1 and have a plurality of groups of light emitting unit 2, it is characterized in that: the light emitting unit 2 includes four LED light emitting chip 3 of series connection and the resistance 4 of series connection between two LED light emitting chip 3, is equipped with the electrically conductive connecting part 5 on the both ends of circuit board 1 respectively, the utility model discloses simple structure adopts four LED light emitting chip and the series connection mode of a resistance as a separate light emitting unit, and each light emitting unit adopts the way of connection and forms the lamp strip of direct 12V direct current constant voltage power supply, and this design improves the light efficiency of lamp strip, and the 1 meter lamp strip 5W of the utility model can reach the brightness of existing lamp strip 1 meter power 10W, and simultaneously because of low power consumption, less power consumption, less heat, therefore, temperature is lower, and life is longer, realizes energy saving and environmental protection.

[0033] The utility model discloses a male connector 6 on one end of circuit board 1 is equipped with, female connector 7 on the other end of circuit board 1 is equipped with, the light -transmitting cover 8 is equipped between male connector 6 and female connector 7, and circuit board 1 sets up in light -transmitting cover 8.

[0034] Sealing clamping mechanism 9 is arranged between male connector 6 and light -transmitting cover 8 or / and female connector 7 and light -transmitting cover 8.

[0035] The light -transmitting cover 8 includes bottom plate 81, and arc light -transmitting cover body 82 is equipped on bottom plate 81, and the both ends of bottom plate 81 respectively stretch out the end of arc light -transmitting cover body 82, and the end of circuit board 1 is flush with the end of bottom plate 81.

[0036] The sealing clamping mechanism 9 includes connecting sleeve 91, and male connector 6 or female connector 7 is arranged in the first end of connecting sleeve 91, and the electrically conductive connecting sheet 10 of male connector 6 or female connector 7 is inserted in the first end of connecting sleeve 91, and one end of light -transmitting cover 8 is inserted into the second end of connecting sleeve 91, and the electrically conductive connecting part 5 is electrically connected with the electrically conductive connecting sheet 10, and the clamping groove 92 is equipped at the end of arc light -transmitting cover body 82, and the sealing plug 93 is equipped in light -transmitting cover 8, and the lower end surface of sealing plug 93 is pressed on circuit board 1, and the accommodating groove 94 is equipped in sealing plug 93, and the clamping block 95 is movably arranged in accommodating groove 94, and the driving connecting rod 97 is arranged on one side of clamping block 95, and the hole slot 98 is arranged on connecting sleeve 91, and the driving connecting rod 97 is arranged in hole slot 98.

[0037] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0038] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0039] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0040] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0041] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0042] The sealing clamping mechanism 9 is used for connecting the male connector or the female connector with the light-transmitting cover 8, and the light-transmitting cover 8 can be effectively locked with the connecting sleeve 91.

[0043] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A high light efficiency lamp strip comprising a circuit board (1), a plurality of groups of light emitting units (2) are connected to the circuit board (1), characterized in that: The light-emitting unit (2) comprises four LED light-emitting chips (3) connected in series and a resistor (4) connected in series between two of the LED light-emitting chips (3), and a conductive connecting part (5) is arranged on each end of the circuit board (1), a male connector (6) is arranged on one end of the circuit board (1), a female connector (7) is arranged on the other end of the circuit board (1), a light-transmitting cover (8) is arranged between the male connector (6) and the female connector (7), the circuit board (1) is arranged in the light-transmitting cover (8), the light-transmitting cover (8) comprises a bottom plate (81), an arc-shaped light-transmitting cover body (82) is arranged on the bottom plate (81), and the ends of the bottom plate (81) extend out of the ends of the arc-shaped light-transmitting cover body (82), and the ends of the circuit board (1) are flush with the ends of the bottom plate (81).

2. The high light efficiency lamp strip of claim 1, wherein: A sealing clamping mechanism (9) is arranged between the male connector (6) and the light-transmitting cover (8) and / or between the female connector (7) and the light-transmitting cover (8).

3. The high efficacy light strip of claim 2, wherein: The sealing clamping mechanism (9) comprises a connecting sleeve (91), the male connector (6) or the female connector (7) is clamped in the first end of the connecting sleeve (91), a conductive connecting piece (10) of the male connector (6) or the female connector (7) is inserted into the first end of the connecting sleeve (91), one end of the light-transmitting cover (8) is inserted into the second end of the connecting sleeve (91), the conductive connecting part (5) is electrically connected with the conductive connecting piece (10), a clamping groove (92) is arranged at the end of the arc-shaped light-transmitting cover body (82), a sealing plug (93) is arranged in the light-transmitting cover (8), the lower end surface of the sealing plug (93) abuts against the circuit board (1), a containing groove (94) is arranged in the sealing plug (93), a clamping block (95) is movably arranged in the containing groove (94), a pressing spring (96) is arranged between the bottom surface of the clamping block (95) and the containing groove (94), a driving connecting rod (97) is arranged on one side of the clamping block (95), a hole groove (98) is arranged on the connecting sleeve (91), and the driving connecting rod (97) is arranged in the hole groove (98).

4. The high light efficiency lamp strip of claim 3, wherein: An outer convex connecting part (11) is arranged at one end of the male connector (6) or the female connector (7), a clamping convex ring (12) is arranged on the outer wall of the outer convex connecting part (11), a containing recess (13) is arranged in the first end of the connecting sleeve (91), a clamping ring groove (14) is arranged in the containing recess (13), the outer convex connecting part (11) is arranged in the containing recess (13), and the clamping convex ring (12) is clamped in the clamping ring groove (14).

5. The high light efficiency lamp strip according to claim 1 or 3, characterized in that: A plurality of elastic convex rings (15) are arranged on the outer wall of the male connector (6) at intervals.

6. The high efficacy light strip of claim 1, wherein: A positioning convex strip (16) is arranged in the male connector (6), a positioning long groove (17) is arranged at a position corresponding to the positioning convex strip (16) of the female connector (7), and the positioning convex strip (16) is inserted into the positioning long groove (17).

7. The high efficacy light strip of claim 1, wherein: A clamping hook (18) is arranged on the outer wall of the end of the female connector (7), and a positioning protrusion (19) is arranged on the outer wall of the male connector (6), and the clamping hook (18) is clamped on the positioning protrusion (19).

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