CN214929053U

CN214929053U - Charging protection device of AGV device

Info

Publication number: CN214929053U
Application number: CN202121356462.9U
Authority: CN
Inventors: 黎扬福; 曹建业; 梁杰俊
Original assignee: Guangdong Jaten Robot and Automation Co Ltd
Current assignee: Guangdong Jaten Robot and Automation Co Ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-11-30
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a charging protection device of AGV device, include: the AGV comprises an AGV body, a lifting mechanism, a charging module and an electric connecting plate, wherein the lifting mechanism is provided with a movable part, the lifting mechanism drives the movable part to lift, the charging module is electrically connected with the electric connecting plate, the electric connecting plate is arranged on the top surface of the movable part, and the top surface of the movable part is provided with a concave cavity; the detection switch is arranged in the concave cavity and controls the on-off of the charging module and the electric connection plate; the main trailer is provided with a connecting column, and the position of the connecting column corresponds to the position of the concave cavity; and the power storage device is arranged on the main trailer and is provided with an electric connector, and the position of the electric connector corresponds to the position of the electric connecting plate. The utility model discloses a charging protection device of AGV device avoids the condition that the electric connection board of AGV body and the electric connector virtual joint of main trailer to avoid damaging the battery and the accumulate device of AGV body. The utility model discloses can be applied to in the AGV equipment field.

Description

Charging protection device of AGV device

Technical Field

The utility model relates to a AGV equipment field, in particular to charging protection device of AGV device.

Background

The AGV device is an automatic guided vehicle, which can travel along a predetermined guide path and has safety protection and various transfer functions. The AGV device embeds has the battery usually, and the battery provides the electric energy for the AGV device, and the AGV device transports the material according to the guide route, and when the battery power of AGV device was not enough, the AGV device can stop current transport worker and remove charging device department and charge, and the AGV device shuts down the charge time longer.

When the electric quantity of AGV device is not enough, the AGV device can automatic operation to charging device department, if the AGV device can drive charging device and remove, the AGV device transports the operation while charging, should can save charge time greatly, improves the work efficiency of AGV device. However, because the AGV device and the charging device can be butted or separated, if the AGV device and the charging device are butted and deviated, that is, the AGV device and the charging device are virtually connected, when the AGV device travels on an uneven road surface or the vibration amplitude of the AGV device is large, the charging of the AGV device by the charging device is intermittent, and the charging device or the internal battery of the AGV device is easily damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection device that charges of AGV device to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The technical scheme adopted for solving the technical problems is as follows:

a charge protection device for an AGV device, comprising:

the AGV comprises an AGV body, a lifting mechanism, a charging module and an electric connecting plate, wherein the lifting mechanism is provided with a moving part, the lifting mechanism drives the moving part to lift along the vertical direction, the charging module is electrically connected with the electric connecting plate, the electric connecting plate is arranged on the top surface of the moving part, and a cavity is arranged on the top surface of the moving part;

the detection switch is arranged in the concave cavity and controls the on-off of the charging module and the electric connection plate;

the main trailer is provided with a connecting column, the connecting column extends downwards, and the position of the connecting column corresponds to that of the concave cavity;

the power storage device is arranged on the main trailer and provided with an electric connector, the electric connector extends downwards, and the position of the electric connector corresponds to the position of the electric connecting plate.

The utility model has the advantages that: when the electric quantity of the AGV body is insufficient, the AGV body moves into a submerging space below a main trailer, a lifting mechanism drives a moving part to ascend to enable a concave cavity to be in butt joint with a connecting column and enable an electric connecting plate to be in butt joint with an electric connector, then the connecting column is inserted into the concave cavity to trigger a detection switch to enable a charging module to be conducted with the electric connecting plate, so that the power storage device supplies power to the charging module, and the charging module supplements the electric quantity of a battery in the AGV body; if there is positional deviation between AGV body and the main trailer, when causing spliced pole and the unable butt joint of cavity, the spliced pole can't trigger detection switch, then the electric link plate is in the off-state with the module disconnection that charges to the power storage device of main trailer inequality charges to the battery of AGV body, avoids the condition that the electric link plate of AGV body and the electric connector virtual joint of main trailer, thereby avoids damaging the battery and the power storage device of AGV body.

As a further improvement of the above technical solution, a bottom end of the connecting column is lower than a bottom end of the electrical connector, and a height difference between the bottom end of the connecting column and the bottom end of the electrical connector is greater than a height difference between the detection switch and a top surface of the electrical connection board.

The difference in height between the bottom of spliced pole and the bottom of electric connector is greater than the difference in height of detection switch and electric link board top surface to when guaranteeing that the bottom of spliced pole inserts in the cavity and trigger detection switch, the bottom of electric connector closely laminates with the top surface of electric link board and switches on, avoids the bottom of electric connector and the virtual connecing of electric link board.

As a further improvement of the above technical solution, there are at least two connecting posts, all the connecting posts are arranged at intervals, there are at least two cavities, the cavities are arranged in one-to-one correspondence with the connecting posts, and one detection switch is arranged in each cavity.

The spliced pole all has a plurality ofly with the cavity, and after spliced pole and cavity butt joint one by one, all detection switch opened, and all detection switch all triggered the back just can make electric connection board and the module of charging switch on, through the butt joint of a plurality of spliced poles and cavity, guarantee electric connector and the accurate butt joint of electric connection board, ensure the firm butt joint of electric connection board and electric connector.

As a further improvement of the above technical solution, the detection switch is a microswitch.

The detection switch adopts a microswitch, and the connecting column triggers the detection switch in a mechanical contact mode, so that false triggering is not easy to generate, and the safety performance is ensured.

As the further improvement of the technical scheme, the bottom of the main trailer is provided with a submerging space for the AGV body to enter, and the connecting column are both positioned in the submerging space.

During the space of sneaking into of AGV body entering master trailer bottom, lifting mechanism drive moving part rises and makes cavity and spliced pole butt joint, electric connecting plate and electric connector butt joint to make the AGV body be located the master trailer below, when the AGV body drives the master trailer walking, make the running trajectory coincidence of master trailer and AGV body, the barrier is avoided to the walking orbit of AGV body, thereby avoids the master trailer collision barrier.

As a further improvement of the above technical solution, the stroke height of the movable member is greater than the height of the submerging space.

The stroke height of moving part is greater than the height of sneaking into the space to make the AGV body get into and dive into the space and drive the moving part after rising, the main trailer is lifted to the moving part, makes the AGV body bear the walking of main trailer, thereby guarantees that electric connector and electric connection plate are in the state of in close contact with, drives the in-process of main trailer work at the AGV body, avoids road surface inequality reason to lead to electric connector and electric connection plate separation.

As the further improvement of the technical scheme, the front end of the AGV body protrudes out of the front end of the main trailer, and the front end of the AGV body is provided with an anti-collision sensor.

The front end protrusion of AGV body in the front end of main trailer, AGV body front end is equipped with collision avoidance sensor, and collision avoidance sensor detects the barrier of AGV body front end, avoids AGV body striking barrier, because the walking orbit coincidence of AGV body and main trailer, then the ascending barrier of collision avoidance sensor detectable main trailer direction of advance, causes electric connection board and electric connector separation after avoiding main trailer striking barrier.

As a further improvement of the technical scheme, the main trailer is provided with a warning lamp, the electricity storage device and the charging module are connected in series, and the charging module is communicated with the electricity storage device to enable the warning lamp to be turned on.

The charging module and the power storage device are switched on to enable the warning light to light, the AGV body of a worker is reminded to be in a charging state, if position deviation exists between the AGV body and a main trailer, the connecting column can not be inserted into the cavity, the electric connecting plate and the charging module are disconnected, the charging module and the power storage device are disconnected, the warning light can not light, the AGV body of the worker is reminded of being incapable of charging, and the charging state of the AGV body is displayed through the warning light.

Drawings

The present invention will be further explained with reference to the drawings and examples;

fig. 1 is a schematic structural diagram of an embodiment of a charging protection device for an AGV device according to the present invention;

fig. 2 is a schematic diagram of a charging protection device for an AGV device according to an embodiment of the present invention, wherein the charging protection device includes a main trailer;

fig. 3 is a schematic view of an AGV body according to an embodiment of the charging protection device for an AGV device provided by the present invention;

FIG. 4 is a schematic front view of an embodiment of a charge protection device for an AGV device according to the present invention;

fig. 5 is a schematic cross-sectional view of an embodiment of a charging protection device for an AGV device according to the present invention.

100. The AGV comprises an AGV body, 120, a lifting mechanism, 121 moving pieces, 122, a cavity, 140, an electric connecting plate, 150, an anti-collision sensor, 200, a main trailer, 210, a submerging space, 220, a power storage device, 221, an electric connector, 230, a connecting column, 250 and a warning lamp.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if words such as "a plurality" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, the charging protection device of the AGV device of the present invention implements the following embodiments:

the charging protection device of the AGV device includes an AGV body 100 and a main trailer 200.

The AGV body 100 includes a housing, a battery, a charging module, a moving device, a lifting mechanism 120, and an electrical connection board 140. The inside of casing is equipped with the open accommodation space in top, and the battery, the module of charging, lifting mechanism 120 all set up in accommodation space, and the mobile device sets up in the bottom of casing, and the battery is the inside consumer power supply of AGV body 100, and the battery provides the electric energy for mobile device and lifting mechanism, electric link plate 140 and the module electric connection that charges, the module and the battery electric connection that charge. The moving device drives the AGV body 100 to move. The lifting mechanism 120 has a movable member 121, the movable member 121 is a flat plate structure horizontally disposed, the movable member 121 covers the top end of the accommodating space, the lifting mechanism 120 drives the movable member 121 to move in the up-down direction, and the lifting mechanism 120 is a scissor-fork type lifting mechanism. Two cavities 122 are arranged on the top surface of the movable part 121, the cavities 122 are arranged at intervals from left to right, the cavities 122 are circular holes, and the openings of the cavities 122 are in conical structures with large top and small bottom, so that the top end edge of the cavity 122 is in a horn shape with large top and small bottom. The two electrical connection plates 140 are disposed on the top surface of the movable element 121, the two electrical connection plates 140 are disposed at intervals in front of and behind the movable element 121, and the two electrical connection plates 140 are respectively a positive electrode and a negative electrode.

The detection switches are two, the two detection switches are respectively arranged in the two cavities 122, the detection switches are micro switches, the detection switches are connected with the electric connection plate 140 and the charging module in series, and the detection switches control the connection and disconnection of the electric connection plate 140 and the charging module. When all the detection switches are triggered, the electric connection board 140 is conducted with the charging module.

The bottom of the main trailer 200 is supported by the traveling device to form a submerging space 210, the submerging space 210 is sized to allow the AGV body 100 to enter, and the AGV body 100 can enter the submerging space 210. The bottom of the main trailer 200 is provided with two connecting columns 230 arranged at left and right intervals, the connecting columns 230 extend downwards into the submerging space 210, the connecting columns 230 are cylindrical, and the positions of the connecting columns 230 correspond to the positions of the cavities 122.

The battery compartment 202 is provided with an electric storage device 220 inside, the electric storage device 220 is a device for storing electric energy, the electric storage device 220 is provided with a discharge module for discharging electric energy, the electric storage device 220 is provided with an electric connector 221, the discharge module is electrically connected with the electric connector 221, the electric connector 221 is arranged at the bottom of the battery compartment 202, and the electric connector 221 extends into the submerging space 210. The two electric connectors 221 are arranged at intervals from front to back, the positions of the two electric connectors 221 correspond to the positions of the two electric connection plates 140 one by one, and the area of each electric connection plate 140 is larger than the area of the bottom surface of each electric connector 221. The front side of the main trailer 200 is provided with a warning lamp 250, the warning lamp 250 is connected with the power storage device 220 and the charging module in series, and when the power storage device 220 and the charging module are connected, the warning lamp 250 is turned on.

The bottom of spliced pole 230 is less than the bottom of electric connector 221, the difference in height between the bottom of spliced pole 230 and the electric connector 221 bottom is greater than the difference in height of detection switch and electric connecting plate 140 top surface, detection switch is micro-gap switch, then the bottom of spliced pole 230 touches detection switch's button top surface and promotes the button and moves down, make detection switch trigger, because detection switch has two, then behind two spliced poles 230 touched two detection switch's button respectively, make electric connecting plate 140 and the module of charging switch on.

When the AGV body 100 needs to be connected to the primary trailer 200, the AGV body 100 is submerged into the submerged space 210 below the primary trailer 200, the AGV body 100 adjusts the posture to make the cavities 122 directly face the connecting posts 230 of the primary trailer 200, that is, the positions of the two connecting posts 230 correspond to the positions of the two cavities 122 one by one, and the two electrical connection plates 140 correspond to the two electrical connectors 221 respectively. Then the lifting mechanism 120 drives the movable member 121 to ascend, the movable member 121 ascends to enable the connecting column 230 to be inserted into the cavity 122, then the tapered structure at the top end of the cavity 122 is contacted with the round corner of the connecting column 230, so that the relative position between the AGV body 100 and the main trailer 200 is corrected, the lifting mechanism 120 continues to drive the movable member 121 to ascend to enable the connecting column 230 to be inserted into the cavity 122, then the AGV body 100 is connected with the main trailer 200, and the contact 2213 of the electric connector 221 is butted with the electric connecting plate 140, so that the electric storage device 220 in the main trailer 200 charges a storage battery inside the AGV body 100 through the charging module, and the warning light 250 is lightened. The lifting mechanism 120 drives the movable element 121 to ascend, the top end of the stroke is higher than the top end of the submerging space 210, the movable element 121 continues to ascend, the top surface of the movable element 121 abuts against the bottom surface of the primary trailer 200, and finally the movable element 121 lifts the primary trailer 200, so that the AGV body 100 bears the primary trailer 200.

AGV body 100 bears main trailer 200 for the orbit of main trailer 200 coincides with the orbit of AGV body 100, and the front end of AGV body 100 stretches out in the place ahead of main trailer 200, and the front end of AGV body 100 is equipped with buffer sensor 150, and buffer sensor 150 can be infrared sensor, distance sensor, visual sensor, pressure sensor etc. and the front end of AGV body 100 can detect the barrier in orbit the place ahead, in order to avoid main trailer 200 to strike the barrier.

In some embodiments, the AGV body 100 pulls the front end of the main trailer 200, the connection column 230 of the main trailer 200 is located at the front side, the connection column 230 extends forward of the main trailer 200 and then bends downward, the electrical connector 221 is also arranged at the front side of the main trailer 200, the electrical connector 221 extends forward and then bends downward, the AGV body 100 moves to the position below the connection column 230 and the electrical connector 221, the lifting mechanism 120 drives the movable member 121 to ascend, so that the connection column 230 is inserted into the cavity 122, and the electrical connector 221 is connected with the electrical connection plate 140; or, the connecting column 230 and the electrical connector 221 are both located at the bottom of the main trailer 200, the lifting mechanism 120 is disposed inside the AGV body 100, the movable member 121 is located on the rear side of the AGV body 100, the lifting mechanism 120 drives the movable member 121 to move up and down at the rear side of the AGV body 100, the rear side of the AGV body 100 faces the bottom of the main trailer 200, the AGV body 100 moves backwards to enable the movable member 121 to extend into the bottom of the main trailer 200, and then the lifting mechanism 120 drives the movable member 121 to ascend to enable the connecting column 230 to be inserted into the cavity 122, and the electrical connector 221 is connected with the electrical connector 140.

In some embodiments, the detection switch may be a control circuit composed of a sensor, for example, the detection switch is an infrared sensor switch, and the infrared sensor is used to detect that the connection post 230 extends into the cavity 122, and the infrared sensor switch is triggered; or, the detection switch is a pressure sensing switch, the connection column 230 is inserted into the cavity 122, the connection column 230 presses against the detection surface of the pressure sensor, so that the pressure borne by the pressure sensor is increased, and when the pressure value measured by the pressure sensor exceeds the preset value, the pressure sensing switch is triggered.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides a protection device that charges of AGV device which characterized in that: the method comprises the following steps:

the AGV comprises an AGV body (100) which is provided with a lifting mechanism (120), a charging module and an electric connecting plate (140), wherein the lifting mechanism (120) is provided with a moving part (121), the lifting mechanism (120) drives the moving part (121) to lift along the vertical direction, the charging module is electrically connected with the electric connecting plate (140), the electric connecting plate (140) is arranged on the top surface of the moving part (121), and the top surface of the moving part (121) is provided with a concave cavity (122);

the detection switch is arranged in the concave cavity (122) and controls the on-off of the charging module and the electric connection plate (140);

a main trailer (200) provided with a connecting column (230), wherein the connecting column (230) extends downwards, and the position of the connecting column (230) corresponds to the position of the cavity (122);

the power storage device (220) is arranged on the main trailer (200), the power storage device (220) is provided with an electric connector (221), the electric connector (221) extends downwards, and the position of the electric connector (221) corresponds to the position of the electric connection plate (140).

2. The AGV device charging protection device of claim 1, further comprising: the bottom end of the connecting column (230) is lower than the bottom end of the electric connector (221), and the height difference between the bottom end of the connecting column (230) and the bottom end of the electric connector (221) is larger than the height difference between the detection switch and the top surface of the electric connecting plate (140).

3. The charging protection device for an AGV apparatus according to claim 2, wherein: the number of the connecting columns (230) is at least two, all the connecting columns (230) are arranged at intervals, the number of the cavities (122) is at least two, the cavities (122) and the connecting columns (230) are arranged in a one-to-one correspondence mode, and one detection switch is arranged in each cavity (122).

4. The charging protection device for an AGV apparatus according to claim 2, wherein: the detection switch is a microswitch.

5. The AGV device charging protection device of claim 1, further comprising: the bottom of the main trailer (200) is provided with a submerging space (210) for the AGV body (100) to enter, and the connecting column (230) are both positioned in the submerging space (210).

6. The charging protection device for an AGV apparatus according to claim 5, wherein: the height of travel of the movable element (121) is greater than the height of the submerging space (210).

7. The charging protection device for an AGV apparatus according to claim 5, wherein: the front end protrusion in of AGV body (100) the front end of master trailer (200), the front end of AGV body (100) is equipped with collision avoidance sensor (150).

8. The AGV device charging protection device of claim 1, further comprising: the main trailer (200) is equipped with warning light (250), warning light (250) accumulate device (220) the module of charging establishes ties, the module of charging with accumulate device (220) switch on the messenger warning light (250) are bright.