Frame structure

Abstract

The utility model relates to the technical field of whole vehicle frames, and discloses a vehicle frame structure which comprises a main frame, connecting grooves are formed in the bottoms of the left end and the right end of the inner side of the main frame, through grooves are formed in the lower middle portions of the ends, away from each other, of the connecting grooves, clamping grooves are formed in the positions, at the top ends of the through grooves, of the sides, away from each other, of the connecting grooves, and clamping grooves are formed in the clamping grooves. The main frame is provided with a fixing assembly at the top ends of the two connecting grooves, the two connecting grooves are internally provided with upper frames, and the tops of the front ends of the upper frames are provided with placing grooves. The upper frame and the main frame are connected together through the fixing assembly, the lower frame and the main frame, the seat frame and the inclined frame, the seat frame and the upper frame, and the connecting plate and the lower frame are fixed together through bolts to form a whole frame, assembly of the frame is facilitated, and a storage battery can be protected and prevented from being stolen through the protection assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle frames, in particular to a frame structure. Background Art

[0002] With the development of the times and the improvement of living standards, vehicles have become an indispensable part of people's life consumption, resulting in increasingly fierce competition among vehicle manufacturers. They have to innovate in terms of vehicle appearance and size. Therefore, the inherent frame technology can no longer meet the development of enterprises and the market.

[0003] The frame is the main structure of vehicles such as cars, motorcycles, and bicycles. It provides the necessary rigidity and strength for the vehicle, and at the same time bears components such as the engine, transmission system, suspension system, cab or seat. The structural design of the frame has an important impact on the performance, safety, and comfort of the vehicle. The manufacturing process of the frame is very important, including welding, riveting, casting, stamping, etc. The selection and application of these processes directly affect the performance and quality of the frame.

[0004] However, the existing frame structure is complex, requiring a large amount of welding and stamping. There are many conventional welding points, which damage the strength of the steel. The assembly and splicing are inconvenient. In addition, the protection of the battery is insufficient, resulting in the battery being easily stolen. Therefore, a frame structure is proposed to solve the above problems. Summary of the Utility Model

[0005] In order to make up for the above deficiencies, the utility model provides a frame structure, aiming to improve the problems of complex frame structure, many conventional welding points, inconvenient assembly and splicing, and non-anti-theft battery in the prior art.

[0006] To achieve the above object, the utility model adopts the following technical solutions: A frame structure includes a main frame. At the bottom of the left and right ends inside the main frame, connection grooves are respectively opened. At the middle and lower parts of the far ends of the connection grooves, through grooves are respectively opened. At the top of the far sides of the connection grooves, clamping grooves are respectively opened on both sides of the through grooves. At the top of the two connection grooves of the main frame, a fixing component is provided. Inside the two connection grooves, upper frames are respectively arranged. At the top of the front end of each upper frame, a placement groove is opened. At the far ends of the placement grooves on the outer sides of the upper frames, moving grooves are respectively opened. The left and right sides of the bottom end of the fixing component are respectively located inside the same-side placement groove. The fixing component fixes the upper frame inside the connection groove. At the adjacent ends of the connection grooves, lower frames are respectively arranged at the bottom ends of the upper frames. The lower frames are fixed to the main frame by bolts. At the rear end of the upper frame, an inclined frame is provided. The inclined frame is connected to the two upper frames. At the bottom of the left and right ends of the inclined frame, connecting plates are respectively fixedly connected. The rear ends of the two lower frames are fixedly connected to the same-side connecting plates by bolts. At the rear part of the top end of the upper frame, a seat frame is provided. The rear end of the seat frame is fixedly connected to the front end of the inclined frame by bolts. The front part of the bottom end of the seat frame is fixedly connected to the top end of the upper frame by bolts. A protection component is arranged in the middle of the seat frame.

[0007] As a further description of the above technical solution: The fixing component includes a fixing block. The fixing block is fixedly connected to the inside of the main frame. At the left and right sides of the bottom end of the fixing block, sliding grooves are respectively opened. The two sliding grooves communicate with the same-side connection groove. Inside the sliding grooves, sliding blocks are respectively slidably connected. At the bottom ends of the sliding blocks, connecting columns are respectively fixedly connected. At the far sides of the bottom ends of the connecting columns, clamping blocks are respectively fixedly connected. The middle part of the right side of the main frame is rotatably connected with a knob.

[0008] As a further description of the above technical solution: The left end of the knob is fixedly connected with a threaded column. The left end of the threaded column is rotatably connected to the left end of the fixing block.

[0009] As a further description of the above technical solution: The outer sides of the threaded columns are respectively threadedly connected to the middle parts of the sliding blocks.

[0010] As a further description of the above technical solution: The width of the clamping block is the same as the width of the placement groove. The clamping block penetrates through the same-side moving groove and is snap-fitted with the same-side clamping groove.

[0011] As a further description of the above technical solution: The protection component includes a battery box. The bottom of the battery box is fixedly connected to the middle part of the bottom end of the seat frame. The rear side of the top of the battery box is rotatably connected with a battery cover. The front end of the top of the battery cover is fixedly connected with a connecting block. A through hole one is opened in the middle and upper part of the connecting block. A lock is arranged on the periphery of the through hole one.

[0012] As a further description of the above technical solution: a fixing plate is rotatably connected to the upper middle part of the front side of the battery box, a moving plate is arranged at the top end of the fixing plate, springs are fixedly connected to the left and right sides of the inner bottom end of the fixing plate, the tops of the two springs are fixedly connected to the bottom of the moving plate, and a second through hole is formed in the middle rear part of the moving plate.

[0013] As a further description of the above technical solution: the top of the second through hole is located at the bottom end of the first through hole, and the outer wall of the connecting block fits with the inner wall of the second through hole.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the upper frame and the main frame are fixed together by a rotary knob, the lower frame and the main frame, the seat frame and the inclined frame, the seat frame and the upper frame, and the connecting plate and the lower frame are all fixed together by bolts to form a whole frame, which is convenient for the splicing of the frame and also for the disassembly of the frame. When a certain part of the frame is damaged, it can be replaced, reducing the number of welds and enhancing the flexibility of the frame.

[0016] 2. In the utility model, the battery is placed inside the battery box. Rotate the battery cover so that the bottom of the battery cover fits with the top of the battery box, then make the outer wall of the connecting block fit with the inner wall of the second through hole, and then hang a lock on the first through hole to protect the battery and prevent it from being stolen. Description of the drawings

[0017] Figure 1 It is the right view of a frame structure proposed by the utility model;

[0018] Figure 2 It is the bottom view of a frame structure proposed by the utility model;

[0019] Figure 3 It is the connection relationship diagram of the main frame and the upper frame of a frame structure proposed by the utility model;

[0020] Figure 4 It is the overall rear view of a frame structure proposed by the utility model;

[0021] Figure 5 It is the protection component diagram of a frame structure proposed by the utility model;

[0022] Figure 6 It is Figure 5 the enlarged view of part A in

[0023] Legend description:

[0024] 1. Main frame; 2. Connecting groove; 3. Through groove; 4. Card slot; 5. Fixed block; 6. Slide groove; 7. Slide block; 8. Connecting column; 9. Card block; 10. Threaded column; 11. Knob; 12. Upper frame; 13. Placing groove; 14. Moving groove; 15. Lower frame; 16. Bolt; 17. Inclined frame; 18. Seat frame; 19. Battery box; 20. Battery cover; 21. Connecting block; 22. First through hole; 23. Fixed plate; 24. Spring; 25. Moving plate; 26. Second through hole; 27. Connecting plate. Detailed implementation manner

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0026] Refer to Figures 1-4 , an embodiment provided by the present invention: a frame structure, including a main frame 1. Connecting grooves 2 are respectively opened at the bottoms of the left and right ends inside the main frame 1. Through grooves 3 are respectively opened in the lower middle parts of the far ends of the connecting grooves 2. Card slots 4 are respectively opened at the tops of the far sides of the connecting grooves 2. A fixing component is arranged at the tops of the two connecting grooves 2. Upper frames 12 are respectively arranged inside the two connecting grooves 2. Placing grooves 13 are respectively opened at the tops of the fronts of the upper frames 12. Moving grooves 14 are respectively opened at the far ends of the outer sides of the upper frames 12 away from the placing grooves 13. The left and right sides of the bottom end of the fixing component are respectively located inside the placing grooves 13 on the same side. The fixing component fixes the upper frame 12 inside the connecting groove 2. Lower frames 15 are respectively arranged at the bottoms of the adjacent ends of the connecting grooves 2 and the upper frames 12. The lower frames 15 are fixed to the main frame 1 through bolts 16. An inclined frame 17 is arranged at the rear end of the upper frame 12. The inclined frame 17 is connected to the two upper frames 12. Connecting plates 27 are respectively and fixedly connected to the bottoms of the left and right ends of the inclined frame 17. The rear ends of the two lower frames 15 are fixed to the connecting plates 27 on the same side through bolts 16. A seat frame 18 is arranged at the rear part of the top end of the upper frame 12. The rear end of the seat frame 18 is fixed to the front end of the inclined frame 17 through a bolt 16. The front part of the bottom end of the seat frame 18 is fixed to the top end of the upper frame 12 through a bolt 16. A protection component is arranged in the middle of the seat frame 18.

[0027] The upper frame 12 is connected to the main frame 1 through a fixing component. The lower frame 15 is connected to the main frame 1, the seat frame 18 is connected to the inclined frame 17, the seat frame 18 is connected to the upper frame 12, and the connecting plate 27 and the lower frame 15 are all fixed together by bolts 16 to form an integral frame, which facilitates the assembly of the frame and also facilitates the disassembly of the frame. When a certain part of the frame is damaged, it can be replaced. The battery can be protected by a protection component to prevent the battery from being stolen.

[0028] Refer to Figure 2 and Figure 3 The fixing component includes a fixing block 5. The fixing block 5 is fixedly connected to the inside of the main frame 1. Slide grooves 6 are opened on the left and right sides of the bottom end of the fixing block 5. The two slide grooves 6 communicate with the connecting groove 2 on the same side. Slide blocks 7 are slidably connected to the inside of the slide grooves 6. Connecting columns 8 are fixedly connected to the bottom ends of the slide blocks 7. Clamping blocks 9 are fixedly connected to the sides away from each other at the bottom ends of the connecting columns 8. A knob 11 is rotatably connected to the middle of the right side of the main frame 1. A threaded column 10 is fixedly connected to the left end of the knob 11. The left end of the threaded column 10 is rotatably connected to the left end of the fixing block 5. The outer sides of the threaded column 10 are threadedly connected to the middle parts of the slide blocks 7. The width of the clamping block 9 is the same as the width of the placing groove 13. The clamping block 9 penetrates through the moving groove 14 on the same side and is snap-fitted with the clamping groove 4 on the same side.

[0029] The front end of the upper frame 12 enters the connecting groove 2 through the through groove 3 respectively, and then the upper frame 12 is moved upward so that the top of the front end of the upper frame 12 fits the top of the connecting groove 2. At this time, the connecting column 8 and the clamping block 9 are both inside the placing groove 13, and the top and bottom of the moving groove 14, the clamping groove 4 and the clamping block 9 are all on the same horizontal line. Then rotate the knob 11 to make the threaded column 10 rotate, driving the two slide blocks 7 to move in opposite directions in the slide grooves 6 on the same side, so that the clamping block 9 penetrates through the moving groove 14 on the same side and is snap-fitted with the clamping groove 4 on the same side, thereby fixing the upper frame 12 to the main frame 1. Reverse operation can be used for disassembly.

[0030] Refer to Figures 4-6 The protection component includes a battery box 19. The bottom of the battery box 19 is fixedly connected to the middle of the bottom end of the seat frame 18. The rear side of the top of the battery box 19 is rotatably connected to a battery cover 20. A connecting block 21 is fixedly connected to the front end of the top of the battery cover 20. A through hole one 22 is opened in the middle and upper part of the connecting block 21. A lock is arranged around the through hole one 22. The front side of the middle and upper part of the battery box 19 is rotatably connected to a fixing plate 23. A moving plate 25 is arranged at the top end of the fixing plate 23. Springs 24 are fixedly connected to the left and right sides of the bottom end inside the fixing plate 23. The tops of the two springs 24 are fixedly connected to the bottom of the moving plate 25. A through hole two 26 is opened in the middle and rear part of the moving plate 25. The top of the through hole two 26 is located at the bottom end of the through hole one 22. The outer wall of the connecting block 21 is attached to the inner wall of the through hole two 26.

[0031] The battery is placed inside the battery box 19. Rotate the battery cover 20 so that the bottom of the battery cover 20 fits against the top of the battery box 19. Then rotate the fixing plate 23 so that the rear of the fixing plate 23 fits against the front of the battery box 19. At the same time, pull up the moving plate 25 so that the moving plate 25 aligns with the first through hole 22. Then lower the moving plate 25 so that the outer wall of the connecting block 21 fits against the inner wall of the second through hole 26, and the bottom of the moving plate 25 fits against the top of the battery cover 20. Then lock a padlock on the first through hole 22 to prevent the battery from being stolen.

[0032] Working principle: Pass the front end of the upper frame 12 through the through slots 3 into the connecting slots 2 respectively, and then move the upper frame 12 upward so that the top of the front end of the upper frame 12 fits against the top of the connecting slot 2. Then rotate the knob 11 to make the threaded column 10 rotate, so that the clamping block 9 penetrates through the moving slot 14 on the same side and engages with the clamping slot 4 on the same side, thereby fixing the upper frame 12 to the main frame 1. Then fix the main frame 1 and the lower frame 15, the lower frame 15 and the connecting plate 27, the inclined frame 17 and the seat frame 18, and the seat frame 18 and the upper frame 12 together with bolts 16, thus completing the assembly of the frame. Reverse operation is convenient for disassembly and convenient for replacing some components. The battery is placed inside the battery box 19. Rotate the battery cover 20 so that the bottom of the battery cover 20 fits against the top of the battery box 19. Then make the outer wall of the connecting block 21 fit against the inner wall of the second through hole 26, and then lock a padlock on the first through hole 22 to prevent the battery from being stolen.

[0033] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A vehicle frame structure, comprising a main frame (1), characterized in that: The bottom of the left and right ends of the inner side of the main frame (1) are provided with connecting grooves (2), the middle and lower parts of the ends away from the connecting grooves (2) are provided with through grooves (3), and the top of the through grooves (3) on the side away from the connecting grooves (2) is provided with a clamping groove (4), the main frame (1) is provided with a fixing component at the top of the two connecting grooves (2), the inside of the two connecting grooves (2) is provided with an upper frame (12), the top of the front end of the upper frame (12) is provided with a placement groove (13), the outer side of the upper frame (12) is provided with a movable groove (14) at the end away from the placement groove (13), the left and right sides of the bottom end of the fixing component are respectively located inside the placement groove (13) on the same side, the fixing component fixes the upper frame (12) inside the connecting groove (2), and the adjacent end of the connecting groove (2) is on the upper frame A lower frame (15) is provided at the bottom end of each frame (12), and the lower frame (15) is fixed to the main frame (1) by bolts (16); an inclined frame (17) is provided at the rear end of the upper frame (12), and the inclined frame (17) is connected to the two upper frames (12); the bottoms of the left and right ends of the inclined frame (17) are fixedly connected to connecting plates (27); the rear ends of the two lower frames (15) are fixed to the connecting plates (27) on the same side by bolts (16); a seat frame (18) is provided at the rear end of the top end of the upper frame (12), the rear end of the seat frame (18) is fixed to the front end of the inclined frame (17) by bolts (16), the front end of the bottom end of the seat frame (18) is fixed to the top end of the upper frame (12) by bolts (16), and a protective component is provided in the middle of the seat frame (18).

2. A frame structure according to claim 1, characterized in that: The fixing assembly comprises a fixing block (5), the fixing block (5) being fixedly connected to the inside of the main frame (1), the fixing block (5) being provided with sliding grooves (6) on both sides of the bottom end, the two sliding grooves (6) being connected to the connecting grooves (2) on the same side, the inside of the sliding grooves (6) being slidably connected with sliders (7), the bottom ends of the sliders (7) being fixedly connected with connecting columns (8), the bottom ends of the connecting columns (8) being fixedly connected with a clamping block (9) on the side away from the bottom ends, and the middle part of the right side of the main frame (1) being rotatably connected with a knob (11).

3. A frame structure according to claim 2, characterized in that: The left end of the knob (11) is fixedly connected to a threaded column (10), and the left end of the threaded column (10) is rotatably connected to the left end of the fixing block (5).

4. A vehicle frame structure according to claim 3, characterized in that: The outer sides of the threaded columns (10) are threadedly connected to the middle of the slider (7).

5. A vehicle frame structure according to claim 2, characterized in that: The width of the clamping block (9) is consistent with the width of the placement slot (13); the clamping block (9) passes through the movable slot (14) on the same side and is clamped and connected with the clamping slot (4) on the same side.

6. A vehicle frame structure according to claim 1, characterized in that: The protective component comprises a battery box (19), the bottom of which is fixedly connected to the middle of the bottom end of the seat frame (18), the top rear side of the battery box (19) is rotatably connected to a battery cover (20), the top front end of the battery cover (20) is fixedly connected to a connecting block (21), a through hole (22) is provided in the middle and upper part of the connecting block (21), and a lock is provided on the periphery of the through hole (22).

7. A vehicle frame structure according to claim 6, characterized in that: A fixed plate (23) is rotatably connected to the middle upper portion of the front side of the battery box (19); a movable plate (25) is arranged at the top of the fixed plate (23); springs (24) are fixedly connected to the left and right sides of the inner bottom end of the fixed plate (23); the tops of the two springs (24) are fixedly connected to the bottom of the movable plate (25); and a second through hole (26) is provided at the middle rear portion of the movable plate (25).

8. A vehicle frame structure according to claim 7, characterized in that: The top of the second through hole (26) is located at the bottom of the first through hole (22), and the outer wall of the connecting block (21) is in contact with the inner wall of the second through hole (26).

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