CN109534147A - One kind being used for the adjustable hanging apparatus of electric vehicle electric charging - Google Patents

Abstract

The invention provides an adjustable hoisting device for charging and exchanging electric vehicles, comprising: a battery grabbing mechanism; a hanger for hoisting the battery grabbing mechanism and the battery box; a control part, which is connected with the battery grabbing mechanism , The sling connection is used to control the grab/release action of the battery grabbing mechanism and the lifting/lowering action of the spreader; the communication part is used for the communication connection between the control part and the battery grabbing mechanism . The battery grabbing mechanism is provided with an adjustable component, and the adjustable component is used to adjust the displacement of the battery box when the hoisting tool is hoisting the battery box, so that the battery box can be accurately hoisted. reach the desired location. The invention can be used to realize the hoisting when the top of the battery box is replaced. The battery box is held from both sides, and the battery box can be conveniently and quickly replaced with the top hoisting, which has the prospect of automatic realization.

Description

An adjustable hoisting device for charging and replacing electric vehicles

technical field

The invention relates to electric vehicle charging and exchanging technology in the technical field of new energy vehicles, in particular to an intelligent hoisting device for a battery box of a new energy vehicle.

Background technique

In recent years, new energy electric vehicles have developed rapidly. Electric vehicles relying on batteries as driving energy have no harmful gas emission pollution and low noise during driving. The main problem currently affecting the development of electric vehicles is that there are too few charging stations for battery replacement for electric vehicles, and the inconvenience of battery replacement, especially for large or heavy electric vehicles, is particularly prominent.

In addition, installing battery boxes on cars is an energy-saving and environmentally friendly solution to replace fuel to solve the increasingly tense energy shortage problem. However, the batteries used in automobiles are generally bulky and heavy, and are difficult to perform manually, and generally require the help of specific tools to replace the battery box. Moreover, during the installation process, it is generally carried out by lifting and lowering from the bottom of the battery box, and the operation is complicated.

SUMMARY OF THE INVENTION

In view of the defects in the prior art, the purpose of the present invention is to provide an adjustable hoisting device for charging and exchanging electric vehicles, which can accurately control the precise position of the movement of the battery box, and can be used to realize the automatic and rapid replacement of the battery box. .

To achieve the above object, the present invention adopts the following technical solutions to realize:

An adjustable hoisting device for charging and exchanging electric vehicles, comprising:

The battery grabbing mechanism is used to grab the battery box to be hoisted;

a hoist, connected above the battery grabbing mechanism, and used for hoisting the battery grabbing mechanism and the battery box grabbed by the battery grabbing mechanism;

a control component, connected with the battery grabbing mechanism and the spreader, for controlling the grabbing/releasing action of the battery grabbing mechanism and the lifting/lowering action of the spreader;

a communication component for communicating and connecting the control component and the battery grabbing mechanism;

Wherein: the battery grabbing mechanism is provided with an adjustable component, and the adjustable component is used to adjust the displacement of the battery box when the hoisting tool is hoisting the battery box, so that the battery box is hoisted. Can accurately reach the desired position.

Preferably, the device further includes a support protection frame, the support protection frame includes a top frame and a bottom frame; the adjustable assembly includes a floating guide assembly and a flexible part, the floating guide assembly and the flexible part are arranged in parallel on between the top frame and the bottom frame, and on both sides of the support and protection frame;

The floating guide assembly includes: a magnet fixing plate, a guide shaft, a linear bearing fixing frame and a lower floating plate; the linear bearing fixing frame is fixed on the bottom surface of the top frame, the bottom of the linear bearing fixing frame is provided with a guide hole, and the The guide shaft passes through the guide hole, the end of the guide shaft extending into the linear bearing fixed frame is connected with an upper limit piece, and the end of the guide shaft outside the linear bearing fixed frame is connected with a lower limit piece, the guide The bottom of the shaft is connected with a magnet fixing plate, the electromagnetic driving mechanism is fixed on the magnet fixing plate, the electromagnetic driving mechanism is a powerful electromagnet mechanism, and a lower floating plate is fixed at the bottom of the magnet fixing plate.

Preferably, the flexible components are chains, the upper end of each chain is fixed on the top frame, the lower end is connected to the bottom frame, and the middle of the two chains is the floating guide assembly.

Preferably, the battery grabbing mechanism includes:

A pair of grabbing fixtures for grabbing the battery case from both sides of the top of the case;

an electromagnetic drive mechanism, connected to the grabbing fixture, for driving the grabbing fixture to grab the battery box;

a linear guide rail for supporting the grabbing fixture and the electromagnetic drive mechanism, and the electromagnetic drive mechanism drives the grabbing clamp to move along the linear guide rail;

An electric control box, connected to the electromagnetic drive mechanism, located above the grabbing fixture, the electromagnetic drive mechanism and the linear guide rail, provides power for the electromagnetic drive mechanism; the electric control box is connected to the control component , which is used to control the work of the electromagnetic drive mechanism, and the electromagnetic drive mechanism is connected to the grabbing fixture through a screw drive assembly.

Preferably, the grabbing clamps are located at both ends of the linear guide rail and are connected to the electromagnetic drive mechanism, and a pair of the grabbing clamps move toward each other along the linear guide rail.

Preferably, the grabbing fixture comprises: a main body of the clamp, and an insert is provided at the lower end of the main body of the clamp, and the insert is used to be inserted into the frame on the top of the battery case, and a pair of the grabbing clamps are inserted from both sides of the top of the battery case, thereby completing the Hold on to the battery box.

Preferably, a guiding trapezoid portion is provided on the side of the fixture body, the short side of the trapezoid portion is located on the inner side of the fixture body, and the long side is located on the outer side of the fixture body, which is used to ensure that the guiding battery box is grasped time position accuracy.

Preferably, the middle of the clamp body is a cavity for accommodating the linear guide rail, and the support guide can protrude from the outside of the cavity of the clamp body.

Preferably, the linear guide rails are two parallel guide rails, and a reinforcing member is arranged between the two guide rails.

Preferably, the electromagnetic drive mechanism is arranged between a pair of the grabbing fixtures and is located on the linear guide rail. The lower part of the floating guide assembly is connected to the electromagnetic drive mechanism.

Compared with the prior art, the present invention has the following beneficial effects:

The adjustable hoisting device for charging and exchanging electric vehicles provided by the present invention is different from the traditional battery hoisting method. Replacement, can achieve a certain degree of automatic replacement of the battery box.

Further, due to the cooperation of control components, electromagnetic drive mechanism and electric control box, the distance between a pair of gripping fixtures can be adjusted, so that the same device can be applied to battery boxes of different types and sizes, and can accurately control the movement of battery boxes. precise location.

Further, through the adjustable components, the displacement of the battery box during the hoisting process can be adjusted, the accuracy requirements of the positioning of the battery box can be reduced, the replacement work can be realized conveniently and quickly, and the complexity of the operation is reduced.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

1 is a schematic structural diagram of an embodiment of the present invention;

2 and 3 are schematic structural diagrams of a battery grabbing mechanism and a battery box in an embodiment of the present invention;

4 is a schematic diagram of a detailed structure of an adjustable component in an embodiment of the present invention;

In the figure: the battery grabbing mechanism 100, the spreader 200, the control part 300, and the communication part 400;

Grab clamp 1, electromagnetic drive mechanism 2, linear guide 3, insert 4, trapezoidal part 5, electric control box 6, adjustable assembly 7, screw drive mechanism 8, top frame 9, bottom frame 10, floating guide assembly 11, The chain 12 , the lower floating plate 19 , the magnet fixing plate 20 , the guide shaft 21 , the linear bearing fixing frame 22 , the upper limit piece 23 , and the lower limit piece 24 .

Detailed ways

The present invention will be described in detail below with reference to specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

As shown in FIGS. 1 and 2 , it is a schematic structural diagram of an embodiment of an adjustable hoisting device for charging and exchanging electric vehicles according to the present invention, which includes: a battery grabbing mechanism 100 , a hoisting tool 200 , a control part 300 , and a communication part 400 . The battery grabbing mechanism 100 is used to grab the battery box to be hoisted, and the hanger 200 is connected above the battery grabbing mechanism 100 and used to hoist the battery grabbing mechanism 100 and the battery case; the control part 300 is connected to the battery grabbing mechanism 100, The hanger 100 is connected to control the grabbing action of the battery grabbing mechanism 100 and the hoisting action of the hanger 200 ; the communication part 400 is used for the communication connection between the control part 300 and the battery grabbing mechanism 100 . The battery grabbing mechanism 100 is provided with an adjustable component 7, which is used to adjust the displacement of the battery box when the battery box is hoisted by the hoisting tool, so that the battery box can accurately reach the required position during hoisting.

As shown in FIG. 2 , in some preferred embodiments, the hoisting device further includes a support protection frame, and the support protection frame includes a top frame 9 and a bottom frame 10 ; the adjustable assembly 7 includes a floating guide assembly 11 and a flexible part, and the floating guide assembly 11 , The flexible parts are arranged in parallel between the top frame 9 and the bottom frame 10, and are located on both sides of the support and protection frame. The flexible part can be the chain 12, of course, it can also be other flexible parts.

Specifically, as shown in FIG. 2 , in a preferred embodiment, the battery grabbing mechanism 100 further includes: a pair of grabbing fixtures 1 , an electromagnetic drive mechanism 2 , a linear guide 3 , and an electric control box 6 , wherein: a pair of grabbing fixtures 1 , an electromagnetic drive mechanism 2 , a linear guide 3 , and an electric control box 6 . The grabbing fixture 1 is used to grab the battery box from both sides of the top of the battery case; the electromagnetic drive mechanism 2 is connected to the grabbing fixture 1 and is used to drive the grabbing fixture 1 to grab the battery case; the linear guide 3 is used to support the grabbing fixture 1 and Electromagnetic drive mechanism 2, the electromagnetic drive mechanism 2 drives the grasping fixture 1 to move along the linear guide rail 3; the electric control box 6 is connected to the electromagnetic drive mechanism 2, and the electric control box 6 is located above the grasping fixture 1, the electromagnetic drive mechanism 2 and the linear guide rail 3, Power is provided for the electromagnetic drive mechanism; the electric control box 6 is connected to the control part 300 for controlling the operation of the electromagnetic drive mechanism 2 .

In a preferred embodiment, a pair of grabbing fixtures 1 are located at both ends of the linear guide rail 3 and are connected to the electromagnetic drive mechanism 2 , and the pair of grabbing fixtures 1 move toward each other along the linear guide rail 3 . When the battery box needs to be grasped, both the pair of grasping fixtures 1 move toward the middle of the linear guide rail 3, and the distance between the two becomes smaller; when the battery box needs to be released, the pair of grasping fixtures 1 both move toward the linear guide rail 3 respectively. The two ends move, and the distance between them increases. The distance between the grabbing fixtures can be adjusted, so that the same device can be applied to battery boxes of different types and sizes, and can accurately control the precise position of the movement of the battery box.

In some preferred embodiments, the grabbing fixture 1 includes: a main body of the clamp, and a plug-in 4 is provided at the lower end of the main body of the clamp, and the plug-in 4 is used to be inserted into the frame on the top of the battery box, and a pair of grabbing fixtures 1 are inserted from both sides of the top of the battery case, Thus, the grasping of the battery box is completed. In some embodiments, the main body of the clamp is made of a rigid material with high strength, and the insert 4 can also be made of the same material, both of which must ensure sufficient strength to ensure that the battery box can be adequately held.

On the basis of the above embodiment, as shown in Figures 2-3, between the top frame 9 and the bottom frame 10 and on both sides of the electric control box 6 are respectively provided with floating guide assemblies 11 and chains 12, and the upper end of each chain is fixed The upper and lower ends of the top frame 9 are connected to the bottom frame 10 , the middle of the two chains 12 is a floating guide assembly 11 , and below the floating guide assembly 11 is an electromagnetic drive mechanism 2 , which is connected and grasped by the screw drive mechanism 8 Fixture 1. In the embodiment shown in the figure, there are 4 chains 12 serving as flexible parts, which are located at the four corners of the top frame 9 and the electric control box 6, and a floating guide is arranged between the two chains 12 on the left and right sides of the electric control box 6. Assembly 11, two floating guide assemblies 11 are symmetrically arranged. The top frame 9 is used to support the electric control box 6 and connect external lifting equipment, such as slings or trusses. A bottom frame 10 is provided below the linear guide 3 for supporting components such as the linear guide 3 , the electric control box 6 , and the electromagnetic drive mechanism 2 . Through the cooperation between the floating guide assembly 11 and the chain 12, when grabbing the battery box, there can be a certain amount of adjustment in the displacement, which can realize fine adjustment and simple control.

As shown in FIG. 4 , in a preferred embodiment, the floating guide assembly 11 includes: a magnet fixing plate 20 , a guide shaft 21 , a linear bearing fixing frame 22 and a lower floating plate 19 ; the linear bearing fixing frame 22 is fixed on the bottom surface of the top frame 12 , the bottom of the linear bearing fixed frame 22 is provided with a guide hole, the guide shaft 21 passes through the guide hole, the end of the guide shaft 21 extending into the linear bearing fixed frame 22 is connected with an upper limit piece 23, and the guide shaft 21 is located in the linear bearing fixed The outer end of the frame 22 is connected with a lower limit member 24, the bottom of the guide shaft 21 is connected with a magnet fixing plate 20, the electromagnetic driving mechanism 2 is fixed on the magnet fixing plate 20, and the electromagnetic driving mechanism 2 is a strong electromagnet mechanism, and the magnet fixing plate A lower floating plate 19 is fixed to the bottom of 20 . When the strong electromagnet mechanism 2 generates a magnetic force, the flexible parts are loosened, the guide shaft 21 protrudes upward through the linear bearing fixing frame 22, and the linear bearing fixing frame 22 is pressed against the lower limit member 24 at the bottom. The lower limit member 24 can be made of polyurethane material. The strong magnetic force of the strong electromagnet mechanism 2 attracts and retains the holding force, so that the entire gripping fixture becomes a rigid whole; when the magnetic force of the strong electromagnet mechanism 2 disappears, the flexible parts are tightened, and the guide shaft 21 passes through the linear bearing fixing frame 22. Extend downward, the guide shaft 21 extends down to the upper limit member 23, the lower floating plate 19 will create a gap with the bottom frame 13, the top frame 12 and the bottom frame 13 are connected by the chain link assembly, so that the whole grabbing fixture becomes a Flexible adaptive clamps.

In some preferred embodiments, the side surface of the fixture body is provided with a guiding trapezoidal portion 5, the short side of the trapezoid portion 5 is located at the inner side (inner end) of the fixture body, and the long side is located at the outer side (outer end) of the fixture body. In this way, when the grabbing fixture 1 moves inward to hold the battery box, the battery box first enters from the inner large space, and then gradually guides along the gradually larger space, so as to realize the accuracy of the position when the battery box is grasped. . By using the trapezoid guide, a maximum tilt error of 100mm can be achieved.

In some preferred embodiments, as shown in FIG. 1 , the linear guide rail 3 is two parallel guide rails, and a reinforcing member is provided between the two guide rails. The interior of the clamp body is a cavity, and the middle of the outer end is hollow, the linear guide 3 is located in the cavity inside the clamp body, and when the gripping clamp moves to the middle of the linear guide 3, both ends of the linear guide can be Protrudes from the outer end of the clamp body.

In some preferred embodiments, the electromagnetic drive mechanism 2 is provided between a pair of gripping jigs 1 on the linear guide 3 . Such a structural arrangement enables the entire device to be compact.

In the above-mentioned embodiment, the protective frame supporting the protective frame is a square body, which is used to support and protect the installation of the electric control box 6 , and two connecting pieces are provided under the end of the supporting protective frame, and the two connecting pieces are respectively connected to an electromagnetic drive mechanism 2 . .

As shown in FIG. 1 , in the above-mentioned embodiment, the spreader 200 may include a column and a beam connected to the column. The lower part of the beam is connected to the battery grabbing mechanism 100 through a connecting part, which is used to hoist the entire battery box. The hoisting method realizes the replacement of the battery box. In order to ensure stability and sufficient strength, reinforcing parts are installed at the top and bottom of the connection between the column and the beam. Of course, the spreader can be expressed in various forms, such as the electric hoist set spreader and the lifting scissor fork spreader; take the electric hoist set as an example, in terms of quantity: two groups, four groups; from the spreader standard The parts are divided into the form of wire rope pulley block and the form of chain hoist block. This picture covers the form described above. There are also various forms of expression on the hoisting equipment. The picture only shows the cantilever crane, as well as the truss type, the gantry type, and the bridge type.

In the above embodiment, the electromagnetic drive mechanism 2 can be realized by the existing structure and principle. By adopting the method of holding the battery box and the coordination of the adjustable components, flexible floating can be realized to meet the requirements of vehicle battery replacement.

As shown in FIGS. 1-4 , in the above-mentioned embodiments of the present invention, the battery grabbing mechanism 100 adopts a left-right symmetrical structure, which is beneficial to the control of grabbing and hoisting of the battery box.

In the above-mentioned adjustable hoisting device for charging and exchanging electric vehicles of the present invention, the control part can be connected with the electric control box through the communication part, so as to control the grab/drop, hoist/drop actions of the battery box, The adjustment of the adjustment components can better reduce the difficulty of the hoisting position. The above-mentioned adjustable hoisting device for charging and exchanging electric vehicles of the present invention adopts a pair of gripping clamps to hold the battery box from both sides, and then cooperates with the top hanger to hoist the battery box to realize convenient and fast replacement of the battery box. Further, due to the use of the electromagnetic drive mechanism and the cooperation of the electric control box, the distance between the control pair of grasping fixtures can be adjusted, so that the same device can be applied to battery boxes of different types and sizes.

The specific embodiments of the present invention have been described above. It should be understood that the present invention is not limited to the above-mentioned specific embodiments, and those skilled in the art can make various variations or modifications within the scope of the claims, which do not affect the essential content of the present invention.

Claims (10)

1. one kind is used for the adjustable hanging apparatus of electric vehicle electric charging characterized by comprising

Battery grasping mechanism, for grabbing the battery case that need to be lifted；

Suspender connects above the battery grasping mechanism, for slinging the battery grasping mechanism and the battery grasping mechanism The battery case of crawl；

Control unit is connect with the battery grasping mechanism, the suspender, for control the crawl of the battery grasping mechanism/ Movement is sling/put down to relieving movement, suspender；

Communication component is communicated to connect for the control unit and the battery grasping mechanism；

Wherein: the battery grasping mechanism is equipped with adjustable component, and the adjustable component lifts the battery in the suspender When case, the displacement for the battery case is adjusted, so that the battery case can accurately reach required position in lifting.

2. according to claim 1 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that further include branch Protecting frame is supportted, the supporting protection frame includes top frame and bottom frame；The adjustable component includes floating guiding component and flexible part Part, the floating guiding component, the compliant member are set to parallel between the top frame and the bottom frame, and are located at the branch Support the two sides of protecting frame；

The floating guiding component includes: magnet fixed plate, guiding axis, linear bearing fixed frame and lower float plate；The straight line Bearing fixed frame is fixed on top frame bottom surface, and the bottom of the linear bearing fixed frame is provided with pilot hole, and the guiding axis is passed through and led Xiang Kong, the guiding axis are connected with upper limit part in the end protruded into linear bearing fixed frame, and the guiding axis is located at straight line End outside bearing fixed frame is connected with lower limit part, and the bottom of the guiding axis is connected with magnet fixed plate, the electromagnetism Driving mechanism is fixed in magnet fixed plate, and the electromagnetic drive mechanism is strong electromagnet mechanism, the magnet fixed plate Bottom is fixed with lower float plate.

3. according to claim 2 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the flexibility Component is chain, and the upper end of every chain is fixed in the top frame, and lower end is connected on the bottom frame, two chains The centre of item is the floating guiding component.

4. according to claim 1-3 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that The battery grasping mechanism further include:

A pair of crawl fixture, for grabbing battery case from the two sides at the top of battery case；

Electromagnetic drive mechanism connects the crawl fixture, for driving the crawl fixture crawl battery case；

Linear guide, is used to support the crawl fixture and the electromagnetic drive mechanism, described in the electromagnetic drive mechanism driving Crawl fixture is moved along the linear guide；

Electric cabinet connects the electromagnetic drive mechanism, leads positioned at the crawl fixture, the electromagnetic drive mechanism and the straight line Above rail, power supply is provided for the electromagnetic drive mechanism；The electric cabinet is connect with the control unit, for controlling the electricity The work of Magnetic driving mechanism, the electromagnetic drive mechanism connect the crawl fixture by screw rod transmission component.

5. according to claim 4 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the crawl Fixture is located at the both ends of the linear guide, connect with the electromagnetic drive mechanism, and a pair of crawl fixture is along described Linear guide moves towards.

6. according to claim 4 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the crawl Fixture includes: jig main body, and the jig main body lower end is equipped with a plug-in unit, which is used to be inserted into the frame at the top of battery case In, a pair of crawl fixture is inserted into from both sides at the top of battery case.

7. according to claim 6 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the fixture The side of main body is equipped with the trapezoidal portion of guiding, and the short side in the trapezoidal portion is located at the inboard of the jig main body, and long side is located at described The outside of jig main body.

8. according to claim 6 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the fixture The centre of main body is cavity, and for accommodating the linear guide, and lead can be from the outer of the cavity of the jig main body for the support Side is stretched out.

9. according to claim 4 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the straight line Guide rail is two parallel guide rails, is equipped with strengthening part among two guide rails.

10. according to claim 4 be used for the adjustable hanging apparatus of electric vehicle electric charging, which is characterized in that the electricity Magnetic driving mechanism is located between a pair of crawl fixture, and is located on the linear guide.