A rear vehicle lamp LED lamp strip retrofit structure

CN224730566UActive Publication Date: 2026-09-08JIANGSU GRAND ORANGE PHOTOELECTRIC TECH CO LTD
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Patent Information

Application Number
CN202522533022.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-27
Publication Date
2026-09-08
Estimated Expiration
2035-11-27

AI Technical Summary

Technical Problem

[0003]为了克服现有采用双面胶粘贴或打孔固定两种方式加装LED灯带,汽车后尾部在行驶中受自然环境影响,双面胶粘性会快速衰减会出现灯带翘边、脱落,可能影响后车视线,引发追尾事故,影响使用效果,打孔固定方式过程中需打磨车漆,破坏原车防锈涂层,后期易出现漆面开裂、生锈还可能损伤原车结构的情况,本申请提供一种后车灯LED灯带加装结构

Benefits of technology

通过弹簧驱动限位拼装结构,实现LED 灯带的可靠固定,同时避免原车损伤的目的,LED灯体与拼装框固定向上提拉插杆带动套框移动,拼装弹簧形变后放入LED灯体,松开插杆即可通过弹簧力推动插杆插入插槽,形成机械锁止,相较于双面胶固定方式,该结构在高温、振动、雨水浸泡环境下,锁止状态无衰减,高速行驶时无灯带脱落风险,彻底避免因脱落引发的后车追尾隐患;

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Abstract

The application relates to a rear lamp LED lamp strip mounting structure and relates to the field of rear lamp LED lamp strip mounting components. The rear lamp LED lamp strip mounting structure comprises a rear lamp box frame, an assembling frame and an LED lamp body. The rear lamp box frame comprises a lamp box, the other end of the lamp box is provided with a transparent box, the two sides of the opening end face of the lamp box are horizontally provided with two guide sliding plates, the other end of the two guide sliding plates is fixed on the opening end face of the lamp box, the upper and lower sides of the inside of the assembling frame are horizontally fixed with sliding hole plates, the rear end face of the assembling frame is fixed with a sleeve frame, the two guide sliding plates on the two sides of the lamp box are horizontally provided with a pressing plate, one end of the pressing plate is fixed on the lamp box, the upper and lower ends of the pressing plate are vertically provided with positioning rod frames, and the positioning spring is vertically fixed on the adjacent end face of the positioning rod frame and the pressing plate. The application realizes reliable fixing of the LED lamp strip and avoids damage to the original vehicle.
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Description

Technical Field

[0001] This application relates to the technical field of rear vehicle light LED strip mounting components, and in particular to a rear vehicle light LED strip mounting structure. Background Technology

[0002] With the upgrading of automotive safety standards and consumers' emphasis on driving warning effects, the addition of LED light strips to the rear lights of older models has become a common demand in the automotive aftermarket. LED light strips have advantages such as high brightness, fast response, and low power consumption. After installation, they can significantly improve the visibility of vehicles at night or in low visibility scenarios. Some car owners will also install decorative LED light strips to enhance the appearance of their vehicles. In older models, the rear lights are mostly halogen light sources, which cannot meet current needs in terms of both warning effect and aesthetics. However, current solutions for adding LED light strips to old-style taillights have significant technical flaws. In existing solutions, LED light strips are directly attached to the original tailgate, trunk lid, or body surface using double-sided tape. The main methods are double-sided tape or drilling for fixing. To improve the reliability of the fixing, some modification shops use drilling and screw fixing, that is, drilling holes in the original tailgate, trunk lid, etc., and fixing the LED light strip bracket with screws. Regarding the aforementioned technologies, the inventors discovered that when installing LED light strips using either double-sided adhesive or drilling, the adhesive strength of the double-sided adhesive weakens rapidly due to environmental factors at the rear of the car, causing the light strip to peel off or fall off, potentially affecting the visibility of following vehicles and causing rear-end collisions, thus impacting the effectiveness of the installation. Drilling requires sanding the car paint, damaging the original anti-rust coating, which can lead to paint cracking, rusting, and even damage to the original vehicle structure later on. Utility Model Content

[0003] To overcome the limitations of existing methods for installing LED light strips, such as double-sided adhesive or drilling, which are affected by the natural environment at the rear of the car during driving, the adhesive of double-sided adhesive will quickly weaken, causing the light strip to peel off or fall off, potentially affecting the visibility of following vehicles and causing rear-end collisions, thus affecting the effectiveness of the light strip. Drilling requires sanding the paint, which damages the original anti-rust coating and can easily lead to paint cracking, rusting, and even damage to the original vehicle structure. This application provides a rear LED light strip installation structure.

[0004] The technical solution for the LED light strip mounting structure for rear vehicle lights provided in this application is as follows: A rear LED light strip mounting structure includes a rear light box frame, an assembly frame, and an LED light body. The rear light box frame includes a light box with an opening at one end and a transparent box fixed through the other end. Two guide plates are horizontally arranged on both sides of the opening end face of the light box, and the other ends of the two guide plates are fixed to the opening end face of the light box. Sliding perforated plates are horizontally fixed on both the upper and lower sides of the interior of the assembly frame, and a sleeve frame is fixed through the rear end face of the assembly frame. A pressure plate is horizontally arranged between the two guide plates on both sides of the light box, and one end of the pressure plate is fixed to the light box. Positioning rods are vertically arranged on both the upper and lower ends of the pressure plate, and positioning springs are vertically fixed on the adjacent end faces of the positioning rods and the pressure plate, with the other end of the positioning springs fixed to the pressure plate. The sliding perforated plates on the upper and lower sides of the assembly frame are horizontally slidably assembled with the guide plates, and the positioning rods are inserted through the sliding perforated plates and the guide plates. Multiple mounting guide holes are horizontally opened on the sleeve frame, and LED light bodies are inserted through the multiple mounting guide holes on the sleeve frame.

[0005] By adopting the above technical solution, the rear light box frame is designed to accommodate the LED light body. The light box provides a protective space, while the transparent box enhances safety during nighttime driving and makes the lights brighter and clearer. The cooperation between the guide plate and the pressure plate ensures that the assembly frame can be smoothly installed and disassembled, while the positioning rod and positioning spring provide reliable fixation, ensuring the stability of the structure. The sliding hole plate allows the assembly frame to move smoothly under the guidance of the light box, while the sleeve frame conveniently fixes the LED light body through multiple mounting guide holes. When the entire structure is installed, the assembly frame, under the illumination of the LED light body, makes the rear light evenly distributed, increasing aesthetics and functionality. Through the cooperation of the guide plate and the sliding hole plate, the assembly frame can be easily installed into the light box, while the positioning spring and positioning rod ensure that the assembly frame and the LED light body inside are firmly fixed, preventing movement and loosening, thus achieving efficient and stable installation and use of the rear light LED strip.

[0006] Optionally, a sealing frame is embedded and fixed on the front face of the light box, and fixing screws for mounting the light box on the vehicle frame are provided.

[0007] By adopting the above technical solution, the lamp box is mainly used to house and fix lighting devices. The sealing frame embedded on the front surface can effectively seal the front opening, preventing moisture or other impurities from entering the lamp box, thereby protecting the internal electronic components from damage.

[0008] Optionally, multiple tubes are fixed through the front surface of the light box, and rubber sealing posts are inserted into the multiple tubes.

[0009] By adopting the above technical solution, the sealing frame also provides structural integrity to the lamp box, increasing its durability. The fixing screws on the front face are used to securely mount the entire device to the frame, ensuring the stability of the lighting system. Multiple tubes are fixed through and to the front face of the lamp box; these can be used to install rubber sealing posts. These sealing posts not only increase the sealing effect of the pipes, preventing water leakage, but also provide additional insulation and protection inside the pipes. The lamp box and its components work together, with the design of the sealing frame and sealing posts enhancing waterproofing and protection, while the fixing screws ensure a stable installation of the device.

[0010] Optionally, the upper and lower sides of the rear end face of the light box are horizontally fixed with assembly slides, and locking screws are horizontally threaded through the outer horizontal end face of the assembly slides.

[0011] By adopting the above technical solution, the main function of the light box is to accommodate the light fixture and ensure its stable installation. Assembling slides are fixed to the upper and lower sides of its rear end face. These slides can cooperate with the slides on the adjacent assembly frame during installation, facilitating modular assembly. Locking screws, by rotating within screw holes on the slides, provide a fixing function, ensuring the assembled structure is stable and reliable.

[0012] Optionally, a slide is horizontally fixed on both the upper and lower horizontal end faces of the assembly frame, and a screw hole seat is vertically fixed on the outer horizontal end face of the slide, and the screw hole seat is threadedly assembled and connected to the locking screw.

[0013] By adopting the above technical solutions, the design of the slide and screw hole seat provides precise installation positions for the locking screws, while ensuring smooth and stable assembly. In summary, these components work together to achieve rapid modular assembly and stable connection of the lighting fixture, improving installation efficiency and structural stability.

[0014] Optionally, multiple mounting guide holes are vertically inserted into the top surface of the sleeve frame, and an assembly spring is vertically sleeved on the outside of the insertion rod, with the two ends of the assembly spring fixed to the end of the insertion rod and the top surface of the sleeve frame, respectively.

[0015] By adopting the above technical solution, the frame provides basic support for the installation of the LED lamp body. Multiple vertically arranged mounting guide holes on its top surface provide positioning and guidance for the insertion rod, which is then slidably inserted into the mounting guide holes, ensuring precise alignment of the LED lamp body during installation. An assembly spring is fitted onto the outside of the insertion rod to maintain a certain supporting force for the LED lamp body, ensuring its installation stability and providing convenience during disassembly.

[0016] Optionally, a raised strip is horizontally fixed on the outer side of the LED lamp body, and the raised strip slides and is inserted into multiple mounting guide holes on the sleeve frame. A slot is vertically opened on the LED lamp body, and the slot is inserted into the limiting rod.

[0017] By adopting the above technical solution, the protrusion on the outer side of the LED lamp body and the mounting guide hole on the sleeve can be slidably guided and inserted, making the installation smoother and more convenient. The slot and plug of the LED lamp body are precisely fixed through limiting insertion, ensuring the stability of the illumination.

[0018] Optionally, an electrical terminal is electrically inserted into the inner end face of the LED lamp body, and the electrical terminal is electrically connected to the vehicle body power supply line.

[0019] By adopting the above technical solution, the power terminal undertakes the function of connecting the vehicle body power supply line, ensuring that the LED lamp body can be powered and thus work. Through the sliding guide design of the mounting guide hole and the protrusion on the sleeve, the LED lamp body can be accurately and conveniently installed and fixed on the sleeve. The cooperation of the plug and slot and the support force provided by the assembly spring ensure the stability of the installation and the convenience of disassembly and assembly. At the same time, the lighting function is realized through the power terminal, which achieves effective lighting and decorative effects.

[0020] In summary, this application includes at least one of the following beneficial technical effects: The LED light strip is reliably fixed by a spring-driven limiting assembly structure, which avoids damage to the original vehicle. The LED light body is fixed to the assembly frame. Pulling the rod upward moves the frame. After the assembly spring deforms, the LED light body is inserted. Releasing the rod allows the spring force to push the rod into the slot, forming a mechanical lock. Compared with double-sided tape fixing, this structure does not weaken the locking state under high temperature, vibration, and rain immersion environments. There is no risk of the light strip falling off at high speeds, completely avoiding the hidden danger of rear-end collisions caused by falling off. The assembly frame is fixed to the rear light box frame. The positioning rod frame is squeezed to deform the positioning spring. After the sliding plate and the assembly slide plate are assembled, the spring force pushes the positioning rod frame through the sliding plate. The double locking structure can resist the severe vibration of bumpy roads. There is no looseness in the assembly parts, which solves the problem of vibration and edge lifting of traditional adhesive. The whole set of devices is connected to the frame through the rear light box frame and fixing screws. The fixing screws only act on the preset mounting holes of the frame, avoiding the problem of sanding the paint and damaging the anti-rust coating by traditional drilling methods. It allows for easy installation, removal, and restoration. After the device is removed, there is no irreversible damage to the original vehicle structure and appearance, meeting the core needs of owners of older models to protect their vehicles. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the overall structure of an embodiment of this application; Figure 2 This is a schematic diagram of the overall structure of the embodiment of this application in an exploded state; Figure 3This is a schematic diagram of the structure of the lamp box frame in the disassembled state according to the embodiments of this application; Figure 4 This is a schematic diagram of the assembly frame in the disassembled state according to an embodiment of this application; Figure 5 This is a structural schematic diagram of the LED lamp body in an exploded state according to an embodiment of this application.

[0022] Explanation of reference numerals in the attached drawings: 1. Rear light box frame; 11. Light box; 111. Sealing frame; 112. Tube; 113. Sealing post; 114. Fixing screw; 12. Transparent box; 13. Guide slide plate; 14. Positioning rod frame; 15. Positioning spring; 16. Assembly slide plate; 161. Locking screw; 17. Pressure plate; 2. Assembly frame; 21. Sliding hole plate; 22. Sleeve frame; 23. Insert rod; 24. Assembly spring; 25. Slide table; 26. Screw hole seat; 3. LED light body; 31. Raised strip; 32. Slot; 33. Power terminal. Detailed Implementation

[0023] The present application will be further described in detail below with reference to the accompanying drawings.

[0024] This application discloses a structure for adding an LED light strip to a rear vehicle light. (Refer to...) Figure 1 , Figure 2 , Figure 3 and Figure 4 A rear LED light strip mounting structure includes a rear light box frame 1, an assembly frame 2, and an LED light body 3. The rear light box frame 1 includes a light box 11 with an opening at one end and a transparent box 12 fixed through the other end. Two guide plates 13 are horizontally arranged on both sides of the opening end face of the light box 11, and the other ends of the two guide plates 13 are fixed to the opening end face of the light box 11. Sliding perforated plates 21 are horizontally fixed on both the upper and lower sides of the interior of the assembly frame 2, and a sleeve frame 22 is fixed through the rear end face of the assembly frame 2. A horizontal space is arranged between the two guide plates 13 on both sides of the light box 11. A pressure plate 17 is provided, with one end of the pressure plate 17 fixed to the light box 11. Positioning rods 14 are vertically provided at both the upper and lower ends of the pressure plate 17. Positioning springs 15 are vertically fixed on the adjacent end faces of the positioning rods 14 and the pressure plate 17. The other end of the positioning springs 15 is fixed to the pressure plate 17. The sliding hole plates 21 on the upper and lower sides of the assembly frame 2 are horizontally slidably assembled with the guide slide plate 13. The positioning rods 14 are inserted through the sliding hole plates 21 and the guide slide plate 13. Multiple installation guide holes are horizontally opened on the sleeve frame 22. LED light bodies 3 are inserted through the multiple installation guide holes on the sleeve frame 22.

[0025] By adopting the above technical solution, the rear light box frame 1 is designed to accommodate the LED light body 3. The light box 11 provides a protective space, while the transparent box 12 enhances safety during nighttime driving and makes the light brighter and clearer. The cooperation between the guide plate 13 and the pressure plate 17 ensures that the assembly frame 2 can be smoothly installed and disassembled, while the positioning rod 14 and the positioning spring 15 provide reliable fixation, ensuring the stability of the structure. The sliding plate 21 allows the assembly frame 2 to move smoothly under the guidance of the light box 11, while the sleeve frame 22 conveniently fixes the LED light body 3 through multiple mounting guide holes. When the entire structure is installed, the assembly frame 2, under the illumination of the LED light body 3, makes the rear light evenly distributed, increasing both aesthetics and functionality. With the cooperation of the guide plate 13 and the sliding hole plate 21, the assembly frame 2 can be easily installed into the light box 11, while the positioning spring 15 and the positioning rod 14 ensure that the assembly frame 2 and the LED light body 3 inside it are firmly fixed to prevent movement and loosening, thereby realizing the efficient and stable installation and use of the rear vehicle light LED light strip.

[0026] Reference Figure 3 A sealing frame 111 is embedded and fixed on the front surface of the lamp box 11, and fixing screws 114 for mounting on the frame are also present on the lamp box 11. The lamp box 11 is mainly used to house and fix the lighting device. The sealing frame 111 embedded on the front surface can effectively seal the front opening, preventing moisture or other impurities from entering the lamp box, thereby protecting the internal electronic components from damage. Multiple tubes 112 are fixed through the front surface of the lamp box 11, and rubber sealing posts 113 are inserted into the multiple tubes 112.

[0027] The sealing frame 111 also provides structural integrity to the lamp box, increasing its durability. The fixing screws 114 on the front face securely mount the entire device to the frame, ensuring the stability of the lighting system. Multiple tubes 112 are fixed through and fixed to the front face of the lamp box; these can be used to mount rubber sealing posts 113. These sealing posts 113 not only increase the sealing effect of the tubing to prevent leakage, but also provide additional insulation and protection inside the tubing. The lamp box 11 and its components work together, with the design of the sealing frame 111 and sealing posts 113 enhancing waterproofing and protection, while the fixing screws 114 ensure a stable installation of the device.

[0028] Reference Figure 3 and Figure 4The upper and lower rear ends of the lamp box 11 are horizontally fixed with assembly slide plates 16, and locking screws 161 are threaded through the outer horizontal end faces of the assembly slide plates 16. The main function of the lamp box 11 is to accommodate the lamp and ensure its stable installation. The assembly slide plates 16 fixed on the upper and lower rear ends of the lamp box 11 can cooperate with the slides on the adjacent assembly frame 2 during installation, facilitating modular assembly. The locking screws 161 are fixed by rotating in the screw holes 26 on the slide 25, ensuring the stability and reliability of the assembled structure. The upper and lower horizontal end faces of the assembly frame 2 are horizontally fixed with slides 25, and screw holes 26 are vertically fixed on the outer horizontal end faces of the slides 25, with the screw holes 26 threadedly connected to the locking screws 161. The design of the slides 25 and screw holes 26 provides a precise installation position for the locking screws, while ensuring smooth and stable assembly. In summary, these components work together to enable rapid modular assembly and stable connection of the lighting fixtures, improving installation efficiency and structural stability.

[0029] Reference Figure 4 Multiple vertical mounting guide holes are inserted into the top surface of the sleeve frame 22, into which insertion rods 23 are inserted. A vertically mounted assembly spring 24 is fitted onto the outside of each insertion rod 23, with both ends of the assembly spring 24 fixed to the ends of the insertion rod 23 and the top surface of the sleeve frame 22, respectively. The sleeve frame 22 provides a basic support for the installation of the LED lamp body 3. The multiple vertically arranged mounting guide holes on its top surface provide positioning and guidance for the insertion rods 23, which are then slidably guided into place by the mounting guide holes, ensuring precise alignment of the LED lamp body 3 during installation. The assembly spring 24, fitted onto the outside of the insertion rod 23, provides a certain supporting force for the LED lamp body 3, ensuring its installation stability and providing convenience during disassembly.

[0030] Reference Figure 4 and Figure 5The LED lamp body 3 has a horizontally fixed protrusion 31 on its outer side, and the protrusion 31 slides and is inserted into multiple mounting guide holes on the sleeve frame 22. The LED lamp body 3 has a vertically opened slot 32, and the slot 32 is inserted into the insertion rod 23 for limiting. The protrusion 31 on the outer side of the LED lamp body 3 slides and is inserted into the mounting guide holes on the sleeve frame 22, making the installation smoother and more convenient. The slot 32 and the insertion rod 23 of the LED lamp body 3 are precisely fixed through limiting insertion, ensuring the stability of the illumination. The inner end face of the LED lamp body 3 is electrically inserted with a power terminal 33, and the power terminal 33 is electrically connected to the vehicle body power supply line. The power terminal 33 serves to connect to the vehicle's power supply line, ensuring that the LED lamp body 3 can be powered and thus operate. Through the mounting guide holes on the sleeve 22 and the sliding guide design of the protrusion 31, the LED lamp body 3 can be accurately and conveniently installed and fixed on the sleeve 22. The cooperation of the plug rod 23 and the slot 32, as well as the support force provided by the assembly spring 24, ensures the stability of the installation and the convenience of disassembly and assembly. At the same time, the power terminal 33 realizes the lighting function, achieving effective lighting and decorative effects.

[0031] The implementation principle of the rear LED light strip mounting structure in this application is as follows: First, pull up the sleeve 22 on the insert rod 23 to deform the assembly spring 24. The prefabricated LED lamp body 3 to be replaced is slidably guided and inserted into the mounting guide hole of the sleeve 22 of the assembly frame 2. After the LED lamp body 3 and the sleeve 22 of the assembly frame 2 are assembled, release the insert rod 23. Under the deformation force of the assembly spring 24, push the insert rod 23 to be limited and inserted into the slot 32 of the LED lamp body 3, locking the LED lamp body 3 to be fixedly installed in the sleeve 22 of the assembly frame 2. Simultaneously, when assembling the assembly frame 2 with the LED lamp body 3 and the rear lamp box frame 1, the positioning rods 14 on the upper and lower sides of the pressure plate 17 are squeezed vertically, and the positioning spring 15 is deformed. The positioning rods 14 are vertically inserted into the guide slide plate 13, and the sliding hole plate 21 of the assembly frame 2 is slid and guided on the assembly slide plate 16 on the rear end face of the rear lamp box frame 1. When the positioning rods 14 are released, under the deformation force of the positioning spring 15, the positioning rods 14 are pushed through and inserted into the sliding hole plate 21, locking the assembly frame 2 and the rear lamp box frame 1, thus completing the assembly of the LED lamp body 3 assembly frame 2 and the rear lamp box frame 1. Finally, the assembled rear light box frame 1, assembly frame 2, and LED light body 3 are inserted into the rear light mounting position on the vehicle frame, and then fixed to the vehicle frame with fixing screws 114. The sealing frame 111 and sealing post 113 on the rear light box frame 1 reduce friction between the rear light box frame 1 and the vehicle frame, reducing abnormal noise. Finally, the LED light body 3 is electrically connected to the vehicle power supply line by connecting terminal 33.

[0032] The above are all preferred embodiments of this application and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A rear vehicle lamp LED light strip retrofit structure, characterized in that, The assembly includes a rear light box frame (1), an assembly frame (2), and an LED light body (3). The rear light box frame (1) includes a light box (11). One end of the light box (11) is open, and a transparent box (12) is fixed through the other end of the light box (11). Two guide slides (13) are horizontally arranged on both sides of the open end face of the light box (11), and the other ends of the two guide slides (13) are fixed to the open end face of the light box (11). Sliding plates (21) are horizontally fixed on both the upper and lower sides of the interior of the assembly frame (2), and a sleeve frame (22) is fixed through the rear end face of the assembly frame (2). A pressure plate (17) is horizontally arranged between the two guide slides (13) on both sides of the light box (11). One end of the pressure plate (17) is fixed on the lamp box (11). The upper and lower ends of the pressure plate (17) are vertically provided with positioning rods (14). The positioning rods (14) and the adjacent end faces of the pressure plate (17) are vertically fixed with positioning springs (15). The other end of the positioning springs (15) is fixed on the pressure plate (17). The sliding hole plates (21) on the upper and lower sides of the assembly frame (2) and the guide slide plate (13) are horizontally slidably assembled. The positioning rods (14) are inserted through the sliding hole plates (21) and the guide slide plate (13). The sleeve frame (22) is horizontally opened with multiple installation guide holes. The LED lamp body (3) is inserted through the multiple installation guide holes on the sleeve frame (22).

2. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 1, characterized in that: A sealing frame (111) is embedded and fixed on the front end face of the lamp box (11), and a fixing screw (114) is used to install the lamp box (11) on the frame.

3. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 2, characterized in that: Multiple tubes (112) are fixed through the front end face of the lamp box (11), and rubber sealing posts (113) are inserted into the multiple tubes (112).

4. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 1, characterized in that: The upper and lower sides of the rear end face of the lamp box (11) are both horizontally fixed with assembly slide plates (16), and locking screws (161) are horizontally threaded through the outer horizontal end face of the assembly slide plates (16).

5. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 4, characterized in that: The assembly frame (2) has a slide (25) fixed horizontally on both the upper and lower horizontal end faces, and a screw hole seat (26) is fixed vertically on the outer horizontal end face of the slide (25), and the screw hole seat (26) is threadedly assembled and connected with the locking screw (161).

6. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 1, characterized in that: The top surface of the sleeve (22) has multiple vertically penetrating mounting guide holes for inserting rods (23), and the outside of the insert rods (23) is vertically fitted with assembly springs (24), and the two ends of the assembly springs (24) are respectively fixed to the end of the insert rods (23) and the top surface of the sleeve (22).

7. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 6, characterized in that: The LED lamp body (3) has a horizontally fixed protrusion (31) on its outer side, and the protrusion (31) slides and is inserted into multiple mounting guide holes on the sleeve frame (22). The LED lamp body (3) has a vertically opened slot (32), and the slot (32) is inserted into the limiting position of the insertion rod (23).

8. The LED lamp strip retrofit structure for a rear vehicle lamp according to claim 7, characterized in that: The inner end face of the LED lamp body (3) is electrically fitted with a power terminal (33), and the power terminal (33) is electrically connected to the vehicle body power supply line.