WO2013013352A1 - Handling trolley usable for fast exchange of purely electric vehicle battery boxes - Google Patents

Abstract

Disclosed is a handling trolley usable for fast exchange of purely electric vehicle battery boxes, wherein a height adjusting mechanism (5)is connected to an external trolley body (4), the height adjusting mechanism (5) is provided thereon with a movable case body (1), the movable case body (1) is provided on a circumference thereof with rollers (3); the movable case body (1) is provided respectively at both sides of an upper end with a movable case body fender (20), a push/pull bar (8) is connected onto the external trolley body (4), the external trolley body (4) is provided respectively at both sides thereof with an external trolley body side fender (2), and the external trolley body (4) is provided at the bottom with trolley wheels (7). The handling trolley is able to control the movable case body (1) to move up and down, has a flexibly adjustable height and no electricity consumption, thus being suitable for various kinds of electric vehicles, has a simple structure, convenient operation and maintenance, thus being usable for carrying electric vehicle batteries having various heights, and achieves fast loading and unloading of battery boxes, being able to improve the stability of the vehicle as a whole.

Description

 A loading and unloading truck suitable for quickly replacing a battery box of a pure electric vehicle

Technical field

 The invention relates to a loading and unloading vehicle, in particular to a loading and unloading truck suitable for quickly replacing a pure electric vehicle application and a pool box.

Background technique

 According to the technology and use characteristics of the pure electric vehicle power battery pack, there are three typical charging modes of AC vehicle charging, DC vehicle charging and battery pack charging. Replacing the battery pack is accomplished by directly replacing the power battery of the pure electric vehicle. The power battery replacement station uniformly charges the unloaded battery. The main advantage is that it is beneficial to improve the use efficiency of the electric vehicle, improve the convenience and speed of the user, and also find the problem of the single battery in the battery pack for maintenance work, reduce the discharge depth of the battery pack, and maintain and improve the battery. Battery life is positive and is the best way for electric vehicles to achieve a full business model. One of the disadvantages is that the battery box of the existing pure electric vehicle has a large weight, is difficult to load and unload, and is difficult to move, and the battery box cannot be quickly replaced.

 At present, there are three patent applications related to electric vehicle power battery loading and unloading trucks: (1) Application (patent) number: 200410093070. 2, electric vehicle battery assembly and unloading and its rail-mounted battery rack and built-in battery rack; (2) Application (Patent) No.: 200430107399. 0, Electric vehicle battery assembly and unloading; (3) Application (patent) No.: 200420114284. 9, Electric vehicle battery assembly and unloading. A common shortcoming of these utility model patents is the need to use electricity, the complexity of the structure, the bulkiness of the body, the complexity of operation, and the difficulty of maintenance.

Summary of the invention

The present invention is directed to the above problems in the prior art, and provides a loading and unloading vehicle suitable for quickly replacing a battery box of a pure electric vehicle. The purpose is to provide a highly adjustable power battery handling vehicle that requires no electricity, has a simple structure, is easy to operate and maintain, and can be quickly loaded and unloaded. The remarkable features of the car battery box.

 The technical solution adopted by the present invention to solve the technical problem thereof is:

 A height adjustment mechanism is connected to the outer car body, a movable box body is arranged on the height adjustment mechanism, and a roller is arranged around the j movable box body; an movable box baffle is respectively arranged on two sides of the upper end of the movable box body, and the outer car body is respectively provided A push-pull rod is connected to the upper side, and two sides of the outer body are respectively provided with side baffles of the outer body, and the bottom of the outer body is provided with wheels.

 The height adjusting mechanism fixedly connects the base of the height adjusting mechanism to the outer body through a fixing screw, and the base is connected with the screw by a screw, and the outer part of the screw is provided with a screw sleeve; the handle is inserted into the hole of the screw; The pin is attached to the screw; the retaining ring is attached to the base.

 The left and right side baffles are provided with an elastic band buckle, and the elastic band buckle is connected with an elastic band. The movable box body, the outer body side baffle, the outer car body and the push-pull rod are made of stainless steel. The height adjustment mechanism realizes a self-locking function by a thread between the screw and the screw sleeve.

 In the design of the power battery handling vehicle of the present invention, the flexible loading and unloading of the battery box is fully considered. The whole loading and unloading truck is mainly composed of three parts: the movable box body, the movable box height adjusting mechanism and the outer car body. The roller is designed around the movable box body, on the one hand, the movable box body is flexibly moved up and down, and on the other hand, the movable box is restricted. The activity space in the front, rear, left and right sides improves the stability of the vehicle. Two left and right baffles are designed on the upper surface of the movable box to prevent the power battery box from slipping out of the loading and unloading truck. By rotating the handle of the height adjustment mechanism, the movable box can be controlled to move up and down. When the height reaches the requirement, the height of the screw is fixed by the self-locking function of the screw.

The utility model has the beneficial effects that the loading and unloading vehicle can control the movable box body to move up and down by rotating the handle of the height adjusting mechanism, and when the height reaches the requirement, the self-locking function of the screw is used to fix the height. It has the flexibility to adjust the height, does not need electricity, adapts to different types of electric vehicles, has a simple structure, is easy to operate and maintain, and can be used for battery handling of electric vehicles of different heights, realizing the speed of the power battery box. Speed loading and unloading. On the other hand, the movable box can be moved up and down flexibly, which can limit the active space of the movable box in front, back, left and right, and improve the stability of the whole vehicle. The product of the invention can promote the large-scale commercial development of pure electric vehicles, and has good social and economic benefits with good prospects.

DRAWINGS

 The invention will now be further described with reference to the drawings and embodiments.

 Figure 1 is a schematic view of the structure of the present invention;

 Figure 2 is a plan view of Figure 1;

 Figure 3 is a left side view of the movable car body of the present invention;

 Figure 4 is a schematic structural view of the movable box height adjusting mechanism in the present invention;

 Fig. 5 is a structural schematic view showing the elastic band of the power battery case fixed on the left and right side baffles in the present invention. In the figure: movable box 1, outer body side baffle 2, roller 3, outer car body 4, height adjustment mechanism 5, fixed screw 6, wheel 7, push-pull rod 8, elastic band buckle 9, cup 10, Pin 11, handle 12, retaining ring 13, threaded sleeve 14, screw 15, screw 16, base 17, screw bore 18, elastic band 19, movable housing baffle 20. detailed description

 The invention relates to a loading and unloading truck suitable for quickly replacing a battery box of a pure electric vehicle. The whole loading and unloading truck is mainly composed of an active box body 1, an active box height adjusting mechanism 5 and an outer body 4, in the movable box 1 The roller 3 is designed around the circumference, and on the one hand, the movable box 1 is flexibly moved up and down, and on the other hand, the movable space of the movable box 1 in front, rear, left and right is restricted, and the stability of the whole vehicle is improved. Two movable box baffles 20 are designed on the upper surface of the movable box 1 to prevent the power battery box from slipping out of the loading and unloading vehicle. By rotating the handle 12 of the height adjusting mechanism 5, the movable box 1 can be controlled to move up and down. When the height reaches the requirement, the height adjusting mechanism 5 is engaged by the thread between the screw 15 and the threaded sleeve 14 to achieve self-locking. Function, fixed height.

1 is a schematic view of the structure of the present invention; and FIG. 2 is a plan view of FIG. 1. On the outer body 4 The height adjustment mechanism 5 is connected to the movable box body 1 , and the movable box body 1 is respectively provided with rollers 3; the movable box body 1 is respectively provided with movable box body baffles 20 on both sides of the upper end of the movable box body 1 , A push-pull rod 8 is connected to the vehicle body 4, and the push-pull rod 8 is connected to the outer body 4, and the outer side of the outer body 4 is provided with an outer body side baffle 2, and the bottom of the outer body 4 is provided with a wheel 7. An elastic band buckle 9 is arranged on the left and right side baffles 2, and an elastic band 9 is connected to the elastic band buckle 9.

 The height adjusting mechanism 5 is fixedly connected to the outer body 4 by fixing the fixing screw 6 to the fixing screw hole 18 on the base, and the base 17 passes the screw 16 and the screw 15 Connecting, the screw 15 is externally provided with a threaded sleeve 14; the handle 12 is inserted into the hole in the upper portion of the screw 15; when the handle 12 is rotated, the screw 15 is threaded up and down in the threaded sleeve 14; the cup 10 is fixed to the screw 15 by the pin 11 The cup 10 directly pushes up the movable box 1 and does not rotate with the screw 15; the retaining ring 13 is fixed in the base 17 and is above the threaded sleeve 14 to prevent the screw 15 from unscrewing the threaded sleeve 14.

 The movable box body of the loading and unloading vehicle 1, the outer side body side baffle of the left and right sides, the outer car body 4 and the push-pull rod 8 of the power battery loading and unloading vehicle are made of stainless steel. The height adjusting mechanism 5 is fixed to the loading and unloading vehicle by a height adjusting mechanism 5 that adjusts the height of the movable box and a fixing screw 6 of the outer body 4.

 As shown in Fig. 2, Fig. 2 is a plan view of Fig. 1. The roller 3 is installed around the movable box, so that the movable box can be flexibly moved up and down in the outer body 4, and on the other hand, the movable space of the movable box in front, rear, left and right is restricted, and the whole vehicle is improved. Stability.

 As shown in Fig. 3, Fig. 3 is a left side view of the movable car body of the present invention. A movable box baffle 20 is provided on the left and right sides of the upper end of the movable box to prevent the power battery box from slipping out of the loading and unloading vehicle.

 As shown in Fig. 4, Fig. 4 is a schematic view showing the structure of the movable case height adjusting mechanism in the present invention. By rotating the handle 12, the screw 15 can be moved up and down in the nut 14 to move the cup 10 up and down.

As shown in FIG. 5, FIG. 5 is a structural schematic view of the elastic band of the power battery case fixed on the left and right side baffles in the present invention. When not in use, the elastic band 19 is fixed at one end, and the other end is not fixed; The unfixed end is elongated and pressed on the power battery box, and finally placed on the elastic band buckle 9 to fix the power battery box.

 The loading and unloading process is as follows: First, the loading and unloading vehicle is pushed to the entrance and exit of the main power battery box of the electric vehicle, the body of the loading and unloading vehicle is adjusted to be perpendicular to the body of the electric vehicle, and the height of the movable box of the loading and unloading vehicle and the outlet of the electric vehicle battery box are adjusted by the height adjusting mechanism 5. The height is on the same plane. Pull the main power battery box from the electric car to the loading and unloading truck. The main power battery box is fixed to the loading and unloading vehicle by the elastic band 19 on the outer side body side baffle 2 on the left and right sides of the outer body. Push the push-pull rod of the loading and unloading truck 8. Move the loading and unloading truck to the charging station's battery box before entering the conveyor belt. Loosen the elastic band 19 of the outer side body side baffle 2 on the left and right sides. The main power battery box is transferred to the storage conveyor belt by the robot device in front of the conveyor belt, and the main power battery box is sent to the charging and discharging unit in the charging station through the storage conveyor belt to complete the unloading and loading process of the power battery box.

 Before moving the loading and unloading truck to the charging box of the charging station, the main power battery box is moved from the outbound transfer belt to the loading and unloading vehicle by the robot device, and the elastic belt 19 on the left side outer side body side baffle 2 is utilized. Fix the main power battery box on the loading and unloading truck, move the loading and unloading truck to the electric vehicle, adjust the body of the loading and unloading vehicle to be perpendicular to the body of the electric vehicle, and loosen the elastic belt 19 on the left and right sides of the outer side body baffle 2 to push out From the main power battery box to the entrance and exit of the electric vehicle battery box, the battery box is pushed into the electric vehicle to complete the loading process of the power battery box.

Claims

Claim  1. A loading and unloading vehicle suitable for quickly replacing a battery box of a pure electric vehicle, which comprises an outer body and a wheel, characterized in that: a height adjusting mechanism (5) is connected to the outer body (4), and a height adjusting mechanism (5) There is a movable box body (1), and a roller (3) is arranged around the movable box body (1); a movable box baffle (20) is respectively arranged on both sides of the upper end of the movable box body (1), A push-pull rod (8) is connected to the vehicle body (4), and an outer body side baffle (2) is arranged on each side of the outer body (4), and a wheel is arranged at the bottom of the outer body (4). (7).  2. A loading and unloading vehicle suitable for quickly replacing a battery box of a pure electric vehicle according to claim 1, wherein: said height adjusting mechanism (5) is a height adjusting mechanism (5) by a fixing screw (6) The base (Π) is fixedly attached to the outer body (4), and the base (17) is screwed with the screw (16) (15) Connection, the screw (15) is externally fitted with a threaded sleeve (14); the handle (12) is inserted into the hole in the screw (15); the holder cup (10) is connected to the screw (15) by a pin (11) ; The retaining ring (13) is attached to the base (17).  3. A loading and unloading vehicle suitable for quickly replacing a battery box of a pure electric vehicle according to claim 1, wherein: the left and right side baffles (2) are provided with an elastic band buckle (9), A spring strap (9) is attached to the elastic band buckle (9).  4. A loading and unloading vehicle suitable for quickly replacing a battery box of a pure electric vehicle according to claim 1, wherein: the movable box body (1), the outer body side baffle (2), and the outer car The body (4) and the push-pull rod (8) are made of stainless steel.  5. A loading and unloading vehicle adapted to quickly replace a battery compartment of a pure electric vehicle according to claim 1, wherein: said height adjusting mechanism (5) passes between the screw (15) and the threaded sleeve (14) The threaded teeth are engaged to achieve a self-locking function.