Forklift battery transporting and replacing device

Abstract

The utility model relates to a forklift battery transporting and replacing device which comprises a base, a sliding rail arranged on the base and a plurality of battery brackets connected to the sliding rail in a sliding mode. The battery bracket is divided into a plurality of battery mounting positions, one side of each battery mounting position is provided with a battery box access opening, the battery box access openings face a side opening of a forklift battery compartment, and the bottom height of the battery mounting positions is aligned with the bottom of the battery compartment; a roller assembly is arranged at the bottom of the battery mounting position in the in-out direction of the battery box, and a first guide assembly for guiding movement of the battery box is arranged on the side edge of the battery mounting position. According to the scheme, the lithium battery can be loaded and unloaded without the help of a forklift and the like, so that the place limitation on the replacement of the forklift battery is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to a forklift lithium battery transportation equipment technical field especially relates to a forklift battery transportation and replacement device. BACKGROUND

[0002] The battery compartment of side opening is a common setting form of current lithium battery forklift, and for the battery compartment of this form, it is usually necessary to use a forklift to load and unload lithium batteries, for example, a side shovel type storage battery counterbalance type forklift frame disclosed in publication No. CN211971669U needs to use a forklift to take out the storage battery box from the frame through the fork. Since it is necessary to use a forklift to transport lithium batteries, the operation is inconvenient and usually needs a large operation site. SUMMARY

[0003] In order to solve the above problems, the purpose of the utility model is to provide a forklift battery transportation and replacement device.

[0004] A forklift battery transportation and replacement device, comprising:

[0005] A base, which is provided with a sliding rail;

[0006] A plurality of battery brackets slidingly connected to the sliding rail, which are arranged side by side on the sliding rail;

[0007] The battery bracket is divided into a plurality of battery mounting positions, one side of which is provided with a battery box access opening, which is arranged towards the side opening of the forklift battery compartment, and the bottom height of the battery mounting position is aligned with the bottom of the battery compartment; a roller assembly is arranged at the bottom of the battery mounting position along the access direction of the battery box, and a first guide assembly is arranged at the side of the battery mounting position for moving and guiding the battery box; the access direction of the battery box in the battery mounting position is perpendicular to the relative movement direction of the battery bracket and the base.

[0008] As a preferred, the battery box access opening end of the battery mounting position is provided with a baffle, which is detachably or reversibly arranged on the battery bracket.

[0009] As a preferred, the position corresponding to the baffle on the battery bracket is provided with a slot, and the baffle is inserted into the slot.

[0010] As a preferred, a hand holding part is arranged on the baffle, which is an opening arranged on the upper part of the baffle or a flange formed on the upper part of the baffle.

[0011] As a preferred, the battery box access opening end of the battery mounting position is provided with a second guide block, and the end part of the battery box is formed with a chamfer or an inclined surface for guiding cooperation with the second guide block.

[0012] As preferred, the first locking device is arranged on the battery mounting position for locking the battery box thereon.

[0013] As preferred, the locking device comprises a positioning pin arranged at the front end of the battery box and a pin hole arranged on the battery bracket, the positioning pin is a spring-loaded pivot pin, the pivot pin is locked with the battery bracket in the first position, the pivot pin is moved to the second position to release the lock with the battery bracket, the spring is compressed when moving from the first position to the second position.

[0014] As preferred, the second locking device is arranged on the base for locking the position of the battery bracket thereon.

[0015] As preferred, the base is provided with a plurality of battery brackets, and / or the battery bracket is provided with a plurality of battery mounting positions.

[0016] As preferred, the total number of battery mounting positions on the trolley is at least one more than the total number of battery mounting positions in one forklift.

[0017] The application can transport forklift batteries through the above-mentioned forklift battery transportation and replacement device, and can be transported to one side of the forklift battery compartment during use. Since the bottom height of the battery mounting position is aligned with the bottom of the battery compartment, when it is necessary to replace the battery box in the forklift battery box, the battery box on the battery bracket can be directly moved into the battery compartment or moved from the battery compartment to the battery bracket, and the battery box can be moved more easily with the help of the roller assembly on the battery bracket. With the help of the above-mentioned device, lithium batteries can be loaded and unloaded without the help of a forklift, so that the replacement of forklift batteries is less limited by the site. Moreover, the battery bracket can slide on the base, which can more simply align the battery bracket and the battery compartment, and the operation is simple. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure of the application is shown in the structure diagram;

[0019] Figure 2 The structure of the battery bracket is shown in the structure diagram;

[0020] Figure 3 The positional relationship between the positioning pin and the spring in the first locking device is shown in the positional relationship diagram;

[0021] Figure 4 The positional relationship between the application and the forklift battery compartment during use is shown in the positional relationship diagram;

[0022] Figure 5 One of the processes for replacing the battery box on the forklift with the help of the application is shown;

[0023] Figure 6 The second process for replacing the battery box on the forklift with the help of the application is shown.

[0024] Reference signs:

[0025] Base 1, battery bracket 2, roller assembly 21, first guide assembly 22, baffle 23, handheld part 231, second guide block 24, second roller 25, battery box 2, electrical box 3, first locking device 5, positioning pin 51, spring 53, second locking device 6, wheel 7. DETAILED DESCRIPTION

[0026] The embodiments of the utility model are described in detail below.

[0027] The embodiment provides a forklift battery transportation and replacement device, which is in the form of a trolley, and the battery box 2 is carried through the device. Figure 1 As shown in the figure, the forklift battery transportation and replacement device comprises a base 1, which is used as the frame of the trolley and is provided below with wheels 7 so as to be movable. The base 1 is provided with sliding rails, and the base 1 is provided with a plurality of battery brackets 2 which are slidingly connected to the sliding rails, and the plurality of battery brackets 2 are arranged side by side on the sliding rails. Thus, after the forklift battery transportation and replacement device is moved to the vicinity of the opening of the forklift battery compartment, the position alignment can be realized by moving the battery bracket 2 on the sliding rail, so that the battery box 2 which needs to be replaced can be accurately transported. It can be understood that, in order to realize the movement of the battery bracket 2 on the sliding rail, the length of the sliding rail should be greater than the sum of the lengths of all the battery brackets 2 in the same direction.

[0028] The battery bracket 2 is used for supporting the battery box 2. The battery bracket 2 is divided into a plurality of battery mounting positions, and one side of the battery mounting position is provided with a battery box 2 access opening, which is arranged towards the side opening of the forklift battery compartment, and the bottom height of the battery mounting position is aligned with the bottom of the battery compartment. In this way, the translation of the battery bracket 2 of the trolley to the battery compartment can be realized, and the battery box 2 can be moved more easily. Preferably, the height of the wheel 7 below the base 1 is adjustable, and the height of the base 1 supported by the wheel 7 is adjusted, so as to adapt to different forklift frame heights. In the embodiment, the height adjustment of the wheel 7 can be realized through the existing height adjustment mechanism, which is not limited in the application.

[0029] In one embodiment, the base 1 is provided with two or more battery brackets 2, so that the full battery box 2 can be placed in different battery brackets 2 respectively.

[0030] The electric battery box 2 and the electric battery box 2 removed from the forklift are easily distinguished. In another embodiment, a plurality of battery mounting positions are arranged side by side on the battery carrier 2, so that a plurality of battery boxes 2 can be carried on the battery carrier 2. The specific number of battery mounting positions on the battery carrier 2 can be set according to the arrangement of lithium batteries in the battery compartment of the forklift. In the embodiment, the number of battery mounting positions on different battery carriers 2 can be different, for example, the number of battery mounting positions on one of the carriers is greater than the number of battery mounting positions on the battery carrier 2 of the forklift, and the number of battery mounting positions on the other carrier is the same as the number of battery mounting positions on the battery carrier 2 of the forklift. In a preferred embodiment, the total number of battery mounting positions on the trolley is at least one more than the total number of battery mounting positions in one forklift, so that the extra battery mounting position can first accommodate a battery box 2 removed from the forklift, and the replacement of the battery box 2 for at least one forklift can be completed by one trolley.

[0031] A roller assembly 21 is arranged at the bottom of the battery mounting position in the direction of entry and exit of the battery box 2, and a first guide assembly 22 for moving and guiding the battery box 2 is arranged at the side of the battery mounting position. The movement of the battery box 2 in the battery mounting position is guided by the first guide assembly 22 to prevent the battery box 2 from deviating during movement, so that it can enter the battery compartment more smoothly. Specifically, the first guide assembly 22 includes left and right side plates arranged at the battery mounting position, and a guide rubber strip can be arranged on the left and / or right side plates according to the gap size between the left and right side plates and the side of the battery box 2. In this embodiment, the left and right sides are designed to be very narrow, which functions to limit the sliding direction of the battery box 2. In an alternative embodiment, the guide rubber strip is a long strip arranged in the front-rear direction, and the front and rear end faces of the guide rubber strip are arranged as inclined surfaces to facilitate the entry and exit of the battery box 22. Preferably, a second guide block 24 is arranged at the front end of the battery mounting position, and the lower side of the rear end of the battery box 2 is formed as an inclined surface or a chamfer for guiding cooperation with the second guide block 24, so as to facilitate the pushing of the battery box 2 into the battery mounting position. As shown in Figures 4-6 The entry and exit direction of the battery box 2 in the battery mounting position is perpendicular to the relative movement direction of the battery carrier 2 and the base 1.

[0032] A first locking device 5 for locking the battery box 2 on the battery mounting position is arranged on the battery mounting position. The battery box 2 is fixed in the battery mounting position by the first locking device 5 to prevent the battery box 2 from falling off when the lithium battery is carried by the trolley, and the locking of the first locking device 5 can be released when the battery box 2 needs to be moved. The locking device in this embodiment includes a positioning pin 51 arranged at the front end of the battery box 2 and a pin hole arranged on the battery carrier 2, as shown in Figure 3As shown, the positioning pin 51 is a spring-loaded shaft plug, which is locked with the battery bracket 2 in the first position, and is unlocked with the battery bracket 2 by moving the shaft plug to the second position. When moving from the first position to the second position, the spring 53 is compressed. The positioning pin 51 is designed as a spring-loaded shaft plug structure, which can smoothly eject the plug to fix the battery box 2 when pushed to a given position. If the position is not accurate, the fixed plug will automatically slide into the designed side plate pin hole by slightly pushing the battery box 2 forward and backward.

[0033] The battery box 2 access opening end of the battery mounting position is provided with a baffle 23, which is detachably or reversibly arranged on the battery bracket 2. By arranging the baffle 23, the battery box 2 can be further prevented from falling off from the battery box 2 access opening end when the trolley carries the battery box 2. After the trolley moves to the position, the baffle 23 is removed or the baffle is turned down to remove the blockage of the battery box 2. In the embodiment, the battery bracket 2 is provided with a slot corresponding to the position of the baffle 23, and the baffle 23 is inserted into the slot. The insertion fitting structure is simple, and the disassembly operation is simple. Preferably, the baffle 23 is provided with a hand-held part 231, which is an opening arranged on the upper part of the baffle 23, or a turned edge formed on the upper part of the baffle 23, so as to facilitate the operation of the baffle 23. Further, after the baffle 23 is installed in place, the electrical plug interface on the battery box 2 of the battery mounting position is exposed from the baffle 23, which facilitates the charging of the battery box 2 on the trolley, and the operation is convenient.

[0034] In this embodiment, the base 1 is provided with a second locking device 6 for locking the position of the battery bracket 2 thereon. When the trolley moves, the second locking device 6 is used to fix the position of the battery bracket 2 on the base 1, and when the trolley moves to the position, the locking of the second locking device 6 is released, so that the position of the battery bracket 2 thereon can be adjusted.

[0035] The second locking device 6 fixes the base 1, preventing it from derailing; after the trolley moves to the position, the locking of the second locking device 6 is released, so that the position of the battery bracket 2 thereon can be adjusted. Preferably, the bottom of the battery bracket 2 is provided with a second roller 25, which is connected with the slide rail on the base 1 through the second roller 25. The connection between the second roller 25 and the slide rail adopts a double-track inner clamping anti-disengagement structure, which can ensure that the battery bracket 2 and the slide rail remain connected and move smoothly. In the embodiment, the second locking device 6 includes a locking hook, which can fix one or more second rollers 25 at the bottom of the battery bracket 2 to achieve the locking of the battery bracket 2.

[0036] As shown in the drawings, the battery bracket 2 is provided with a plurality of first rollers 21, which are arranged on the bottom of the battery bracket 2 and are connected with the slide rail on the base 1 through the first rollers 21. The connection between the first rollers 21 and the slide rail adopts a double-track inner clamping anti-disengagement structure, which can ensure that the battery bracket 2 and the slide rail remain connected and move smoothly. Figures 4-6As shown, the forklift truck includes at least a battery compartment opened at the side, and the battery compartment is provided with a battery bracket 2, and the battery bracket 2 is divided into a plurality of battery mounting positions, and the structure of the battery mounting position is the same as that on the battery bracket 2. When the battery on the forklift truck needs to be replaced, the trolley is first moved to one side of the side opening of the forklift truck battery compartment, and at this time, the battery box 2 inlet and outlet on the trolley faces the side opening of the forklift truck battery compartment. Then, the battery bracket 2 is moved to align one of the battery mounting positions on the battery bracket 2 with one of the battery mounting positions in the battery compartment, and then the battery on the battery mounting position is translated to realize the movement of the battery box 2 between the trolley and the forklift truck, which is simple to operate.

[0037] Preferably, an electric appliance box 3 is arranged at the rear side of the battery bracket 11 in the forklift truck battery compartment, as shown in the figure. Figure 6 As shown, the electric appliance box 3 is connected to the forklift truck power circuit, and the electric appliance box 3 is provided with a plurality of first battery interfaces corresponding to the battery mounting positions, and the first battery interfaces are located directly behind the battery mounting positions. On the one hand, the electric appliance box 3 can connect a plurality of battery boxes 2, so that the plurality of battery boxes 2 are all connected to the forklift truck power circuit to supply power to the forklift truck; on the other hand, the electric appliance box 3 is located at the rear side of the battery box 2 mounting direction, and the battery box 2 is provided with a second battery interface for plug-in cooperation with the first battery interface, and after the battery box 2 is mounted in place from the rear, the second battery interface at the rear end of the battery box 2 is connected to the corresponding first battery interface. According to the above arrangement, after the battery box 2 is mounted in place from the front to the rear, the battery box 2 can be connected to the forklift truck power circuit without additional circuit connection operation; when the battery box 2 needs to be replaced, the electric plug connector of the battery box 2 connected to the forklift truck power circuit does not need to be disconnected in advance, and the battery box 2 can be directly removed from the battery compartment to simultaneously release the connection on the circuit. Through the above method, the battery box 2 can be quickly plugged in. In the embodiment in which a plurality of battery mounting positions are divided on the battery bracket in the forklift truck battery compartment, a plurality of battery boxes 2 are connected to the same electric appliance box 3, and the electric appliance box 3 is provided with positive and negative electrode interfaces connected to the forklift truck controller, so that the plurality of battery boxes 2 can be connected to the forklift truck power circuit through the electric appliance box 3.

[0038] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A forklift battery transport and replacement device, characterized in that, include: The base has a sliding rail on it; Several battery holders are slidably connected to the slide rail, and the several battery holders are arranged side by side on the slide rail; The battery bracket is divided into several battery mounting positions. One side of each battery mounting position is provided with a battery box inlet / outlet opening, which faces the side opening of the forklift battery compartment. The bottom of the battery mounting position is aligned with the bottom of the battery compartment. A roller assembly is provided at the bottom of the battery mounting position along the battery box inlet / outlet direction. A first guide assembly is provided on the side of the battery mounting position to guide the movement of the battery box. The battery box inlet / outlet direction of the battery mounting position is perpendicular to the relative movement direction of the battery bracket and the base.

2. The forklift battery transport and replacement device according to claim 1, characterized in that, The battery compartment opening at the battery mounting position is equipped with a baffle, which is detachable or flip-up and mounted on the battery bracket.

3. The forklift battery transport and replacement device according to claim 2, characterized in that, The battery holder has a slot corresponding to the position of the baffle, and the baffle is inserted into the slot.

4. A forklift battery transport and replacement device according to claim 2 or 3, characterized in that, The baffle is provided with a hand-held part, which is either an opening on the upper part of the baffle or a flange formed on the upper part of the baffle.

5. The forklift battery transport and replacement device according to claim 1, characterized in that, The battery compartment opening at the battery mounting position is provided with a second guide block, and the end of the battery compartment forms a chamfer or bevel that guides and cooperates with the second guide block.

6. The forklift battery transport and replacement device according to claim 1, characterized in that, The battery mounting position is equipped with a first locking device for locking the battery compartment thereon.

7. A forklift battery transport and replacement device according to claim 6, characterized in that, The locking device includes a positioning pin located at the front end of the battery box and a pin hole located in the battery tray. The positioning pin is a spring-loaded pivot pin. The pivot pin is locked to the battery tray in a first position. Moving the pivot pin to a second position releases the lock from the battery tray. When moving from the first position to the second position, the spring is compressed.

8. The forklift battery transport and replacement device according to claim 1, characterized in that, The base is equipped with a second locking device for locking the position of the battery tray on it.

9. A forklift battery transport and replacement device according to claim 1, characterized in that, The base has multiple battery trays, and / or the battery trays have multiple battery mounting positions.

10. A forklift battery transport and replacement device according to claim 1, characterized in that, The total number of battery mounting positions on the vehicle is at least one more than the total number of battery mounting positions on a forklift.

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