Battery box cover fixing structure of electric storage forklift

Abstract

The utility model provides a battery box cover fixing structure of an electric storage forklift, which belongs to the field of forklift battery box covers and comprises a moving frame, a lifting frame fixedly connected to the top of the moving frame, a battery box fixedly connected to the outer side wall of the lifting frame, a control box fixedly connected to one side of the battery box, and a controller arranged in the control box. A battery box cover plate is rotatably connected to the top of the battery box, a high-capacity battery is arranged in the battery box, reinforcing ribs are arranged on the inner side wall of the battery box cover plate, a plurality of first springs are fixedly connected to the inner side wall of the battery box cover plate, a fixing lock nut is arranged on the battery box cover plate, and the fixing lock nut comprises a rotating handle and a fixing bolt; the rotating handle is fixedly connected with the fixing bolt, the bottom of the fixing bolt is fixedly connected with a pressing rod, an indication assembly is arranged in the control box, and the problem that a large-capacity battery in the battery box is damaged due to the fact that the large-capacity battery is not firmly fixed is solved by converting the action completed by fixing the cover plate of the battery box into a visual reminding mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to a forklift battery box cover field, specifically, an electric warehouse forklift battery box cover fixing structure. BACKGROUND

[0002] Warehouse electric forklift is a material handling equipment specially designed for indoor and closed environment, which relies on electric drive, compared with traditional mechanical forklift, electric forklift provides significant advantages, especially in efficiency, operation convenience and environmental protection, first, in work efficiency, electric forklift can carry heavier goods and can quickly move in the narrow channel in the warehouse, which greatly improves the speed of goods handling.

[0003] Electric forklift is usually equipped with a solid battery box for containing and fixing heavy power battery, and these batteries are the core energy of forklift operation. The battery box is designed with a special cover, which not only protects the battery from external environmental factors such as dust, moisture, etc., but also prevents accidental contact with the battery during operation to ensure safety. However, if the battery compartment is accidentally opened or not completely sealed, it may cause a series of problems. On the one hand, the vibration generated during forklift driving or operation may cause the battery to shake in the compartment, and this abnormal movement may damage the battery structure and accelerate the aging process, thereby shortening the service life of the battery. On the other hand, the unsealed battery compartment may also allow harmful substances to enter, further endangering the performance and safety of the battery.

[0004] How to design an electric warehouse forklift battery box cover fixing structure to improve these problems has become a problem that needs to be solved by those skilled in the art. Utility model content

[0005] In order to make up for the above shortcomings, the utility model provides an electric warehouse forklift battery box cover fixing structure, which aims to improve the problems mentioned in the above background.

[0006] The utility model is realized as follows:

[0007] The utility model provides a kind of electric warehouse fork truck battery box cover fixing structure, including moving frame, the top of the moving frame is fixedly connected with lifting frame, the outer side wall of the lifting frame is fixedly connected with battery box, the side of the battery box is fixedly connected with control box, the inside of the control box is provided with controller, the top of the battery box is rotatably connected with battery box cover plate, the inside of the battery box is provided with large capacity battery, the inner side wall of the battery box cover plate is provided with reinforcing rib, the reinforcing rib is arranged in mesh, the inner side wall of the battery box cover plate is fixedly connected with multiple first spring, the end of multiple first spring is fixedly connected with stabilizing plate, the stabilizing plate is slidably connected with battery box cover plate, fixed lock nut is provided on the battery box cover plate, the fixed lock nut includes handle and fixed bolt, the handle and fixed bolt are fixedly connected, the bottom of the fixed bolt is fixedly connected with pressure rod, bolt slot is formed on the battery box cover plate, the fixed bolt is located the inside of bolt slot, the inside of the control box is provided with indicating assembly.

[0008] Preferably, the side of the control box is provided with a power switch, the top of the control box is provided with an emergency stop button and a battery compartment indicator light, the emergency stop button and the battery compartment indicator light are located on both sides of the control box.

[0009] Preferably, the bottom of the handle is provided with multiple upper protrusions, the upper protrusions are arranged in semi-cylindrical shape, the outer side wall of the handle is fixedly sleeved with a sealing gasket.

[0010] Preferably, a thrust spring is fixedly connected in the bolt slot, the top of the thrust spring is fixedly connected with a retaining ring, the fixed bolt is located the inside of the thrust spring and the retaining ring, the retaining ring is slidably arranged with the bolt slot, the top of the retaining ring is provided with a lower protrusion.

[0011] Preferably, the indicating assembly includes a threaded slot formed on the control box, the bottom of the threaded slot is fixedly connected with a boss, the top of the boss is fixedly connected with a lower contact, the top of the lower contact is provided with an upper contact and a moving plate, the moving plate is fixedly connected with the upper contact, the bottom of the moving plate is fixedly connected with a second spring.

[0012] Preferably, the threaded slot is meshed with the fixed bolt.

[0013] Preferably, the bottom end of the second spring is fixedly connected with the bottom of the threaded slot, the upper contact and the lower contact are electrically connected with the controller inside the control box.

[0014] The utility model has the advantages that: through the action of downward movement of the fixed bolt, the lower contact and the upper contact are contacted, the signal is transmitted to the controller, the battery compartment indicator light is brightened green, indicating that the battery box cover plate has been fixed, through this visual prompting mode, the problem of damage of the large capacity battery in the battery box due to not being fixed firmly is prevented. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort.

[0016] Figure 1 This is a three-dimensional structural diagram of a battery box cover fixing structure for an electric warehouse forklift provided by an embodiment of the present invention;

[0017] Figure 2 This is a schematic diagram of the battery box cover position of an electric warehouse forklift battery box cover fixing structure provided by an embodiment of the present invention;

[0018] Figure 3 This is a schematic diagram of the position of the stabilizing plate of the fixing structure of the battery box cover of an electric warehouse forklift provided by an embodiment of this utility model;

[0019] Figure 4 This is a schematic diagram of the position of the pressure rod of the fixing structure of the battery box cover of an electric warehouse forklift provided by an embodiment of the present invention;

[0020] Figure 5 This is a schematic diagram of the position of the retaining ring of the battery box cover fixing structure of an electric warehouse forklift provided by an embodiment of the present invention;

[0021] Figure 6 This is a schematic diagram of the internal structure of the threaded groove of the fixing structure of the battery box cover of an electric warehouse forklift provided by an embodiment of this utility model.

[0022] In the diagram: 1. Moving frame; 2. Lifting frame; 3. Battery box; 4. Control box; 5. Power switch; 6. Emergency stop button; 7. Battery compartment indicator light; 8. Battery box cover; 9. High-capacity battery; 10. Reinforcing rib; 11. First spring; 12. Stabilizing plate; 13. Throttle; 14. Fixing bolt; 15. Upper protrusion; 16. Pressure rod; 17. Sealing gasket; 18. Thrust spring; 19. Snap ring; 20. Lower protrusion; 21. Boss; 22. Lower contact; 23. Second spring; 24. Moving plate; 25. Threaded groove; 26. Upper contact. Detailed Implementation

[0023] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be clearly and completely described below in combination with the drawings in the utility model embodiment. Obviously, the described embodiment is part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Embodiment, refer to Figures 1-6 The utility model provides a kind of electric warehouse forklift battery box cover fixing structure, including moving frame 1, the top of moving frame 1 is fixedly connected with lifting frame 2, the outer side wall of lifting frame 2 is fixedly connected with battery box 3, the side of battery box 3 is fixedly connected with control box 4, controller is provided in control box 4, the top of battery box 3 is rotatably connected with battery box cover plate 8, the inside of battery box 3 is provided with large capacity battery 9, the inner side wall of battery box cover plate 8 is provided with reinforcing rib 10, reinforcing rib 10 is provided in mesh, the inner side wall of battery box cover plate 8 is fixedly connected with multiple first spring 11, the end of multiple first spring 11 is fixedly connected with stabilizing plate 12, stabilizing plate 12 is slidably connected with battery box cover plate 8, fixed lock nut is provided on battery box cover plate 8, fixed lock nut includes handle 13 and fixed bolt 14, handle 13 and fixed bolt 14 are fixedly connected, the bottom of fixed bolt 14 is fixedly connected with pressure rod 16, bolt slot is set up on battery box cover plate 8, fixed bolt 14 is located in the inner side of bolt slot, indicating assembly is provided in the inside of control box 4, the side of control box 4 is provided with power switch 5, the top of control box 4 is provided with emergency stop button 6 and battery compartment indicator 7, emergency stop button 6 and battery compartment indicator 7 are located on the two sides of control box 4, the bottom of handle 13 is provided with multiple upper convex strips 15, upper convex strip 15 is provided in half cylinder, the outer side wall of handle 13 is fixedly sleeved with sealing pad 17, push spring 18 is fixedly connected in bolt slot, the top of push spring 18 is fixedly connected with collar 19, fixed bolt 14 is located in the inner side of push spring 18 and collar 19, collar 19 is slidably arranged with bolt slot, the top of collar 19 is provided with lower convex strip 20, indicating assembly includes screw groove 25 set up on control box 4, the bottom of screw groove 25 is fixedly connected with boss 21, the top of boss 21 is fixedly connected with lower contact 22, the top of lower contact 22 is provided with upper contact 26 and moving plate 24, moving plate 24 is fixedly connected with upper contact 26, the bottom of moving plate 24 is fixedly connected with second spring 23, screw groove 25 is engaged with fixed bolt 14, the bottom end of second spring 23 is fixedly connected with the bottom of screw groove 25, upper contact 26 and lower contact 22 are electrically connected with the controller in the inside of control box 4.

[0025] The working principle of the battery box cover fixing structure of the electric warehouse forklift is as follows: when the large capacity battery 9 in the battery box 3 needs to be maintained, the large capacity battery 9 can be checked and maintained by opening the battery box cover plate 8; when the maintenance is completed, the large capacity battery 9 is first covered with the battery box cover plate 8, then the handle 13 is rotated to drive the fixing bolt 14 to engage with the threaded groove 25, the fixing bolt 14 moves downward to fix the battery box cover plate 8 on the battery box 3, at the same time, the pressure rod 16 at the bottom of the fixing bolt 14 extrudes the moving plate 24 downward to drive the upper contact 26 to contact with the lower contact 22, the signal is transmitted to the controller through the contact between the lower contact 22 and the upper contact 26 to make the battery compartment indicator light 7 turn on green light, indicating that the fixing of the battery box cover plate 8 is completed, if the fixing bolt 14 is not installed in place, the upper contact 26 and the lower contact 22 are not in contact, and the battery compartment indicator light 7 is in an off state, through this visual reminding mode, the problem of damage of the large capacity battery 9 in the battery box 3 due to not being fixed firmly is prevented.

[0026] The preferred embodiments of the utility model are described above only, and are not used for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A battery box cover fixing structure of an electric warehouse forklift, comprising a moving frame (1), characterized in that, The top of the mobile frame (1) is fixedly connected with a lifting frame (2), the outer side wall of the lifting frame (2) is fixedly connected with a battery box (3), one side of the battery box (3) is fixedly connected with a control box (4), the inside of the control box (4) is provided with a controller, the top of the battery box (3) is rotatably connected with a battery box cover plate (8), the inside of the battery box (3) is provided with a large-capacity battery (9), the inner side wall of the battery box cover plate (8) is provided with a reinforcing rib (10), the reinforcing rib (10) is provided in a mesh shape, the inner side wall of the battery box cover plate (8) is fixedly connected with a plurality of first springs (11), the end of the plurality of first springs (11) is fixedly connected with a stabilizing plate (12), the stabilizing plate (12) is slidably connected with the battery box cover plate (8), the battery box cover plate (8) is provided with a fixed lock nut, the fixed lock nut comprises a rotating handle (13) and a fixed bolt (14), the rotating handle (13) and the fixed bolt (14) are fixedly connected, the bottom of the fixed bolt (14) is fixedly connected with a pressure rod (16), the battery box cover plate (8) is provided with a bolt slot, the fixed bolt (14) is located in the inside of the bolt slot, the inside of the control box (4) is provided with an indicating assembly.

2. The battery box cover fixing structure of an electric warehouse forklift according to claim 1, characterized in that, The side of the control box (4) is provided with a power switch (5), the top of the control box (4) is provided with an emergency stop button (6) and a battery compartment indicator light (7), the emergency stop button (6) and the battery compartment indicator light (7) are located on the two sides of the control box (4).

3. The battery box cover fixing structure of an electric warehouse forklift according to claim 1, characterized in that, The bottom of the rotating handle (13) is provided with a plurality of upper convex strips (15), the upper convex strips (15) are provided in a semi-cylindrical shape, the outer side wall of the rotating handle (13) is fixedly sleeved with a sealing gasket (17).

4. The battery box cover fixing structure of the electric warehouse forklift according to claim 1, characterized in that, The bolt slot is fixedly connected with a thrust spring (18), the top of the thrust spring (18) is fixedly connected with a clasp (19), the fixed bolt (14) is located in the inside of the thrust spring (18) and the clasp (19), the clasp (19) is slidably arranged with the bolt slot, the top of the clasp (19) is provided with a lower convex strip (20).

5. The battery box cover fixing structure of an electric warehouse forklift according to claim 1, characterized in that, The indicating assembly comprises a threaded groove (25) formed in the control box (4), the bottom of the threaded groove (25) is fixedly connected with a boss (21), the top of the boss (21) is fixedly connected with a lower contact (22), the top of the lower contact (22) is provided with an upper contact (26) and a moving plate (24), the moving plate (24) is fixedly connected with the upper contact (26), the bottom of the moving plate (24) is fixedly connected with a second spring (23).

6. The battery box cover fixing structure of an electric warehouse forklift according to claim 5, wherein The threaded groove (25) is meshingly arranged with the fixed bolt (14).

7. The battery box cover fixing structure of an electric warehouse forklift according to claim 5, wherein The bottom end of the second spring (23) is fixedly connected with the bottom of the threaded groove (25), the upper contact (26) and the lower contact (22) are electrically connected with the controller in the inside of the control box (4).

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