CN218661440U

CN218661440U - AGV fills electric pile structure with charging protection mechanism

Info

Publication number: CN218661440U
Application number: CN202223360033.6U
Authority: CN
Inventors: 杜贵夫; 刘金华; 娄杰
Original assignee: Suzhou Tucube Technology Co ltd
Current assignee: Suzhou Tucube Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-03-21
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a AGV fills electric pile structure with charging protection mechanism, including filling electric pile extension board, first relay, second relay and sensor, first relay and sensor are all installed in the position of filling on the electric pile extension board, and electric connection between first relay and the sensor, be connected between first relay and the second relay, the second relay is connected with the AGV battery, first relay is connected with 24V power and 29V power, be connected with time delay relay between first relay and the sensor, electric connection is connected with on the first relay and fills electric pile 29V positive pole. An AGV fills electric pile structure with charge protection mechanism, avoided exposing the short circuit that the electrode probably leads to completely, the staff no matter how operate can not appear because the short circuit that the touch motor leads to, when potential safety hazard greatly reduced, also improved staff's work comfort level and work efficiency.

Description

AGV fills electric pile structure with charging protection mechanism

Technical Field

The utility model relates to a fill the electric pile field, in particular to AGV fills electric pile structure with charge protection mechanism.

Background

The charging pile is supporting equipment for charging the AGV, the conventional AGV charging pile and the short-circuit prevention protection mechanism of the AGV are realized by depending on the protection mechanism of components, and after a short circuit generates a large current, a power supply is cut off, such as an anti-leakage air switch, a BMS (battery management system) protection circuit of a battery and the like; if the dolly positive and negative electrode short circuit in the AGV dolly, can trigger battery BMS circuit protection mechanism itself, the inside disconnection of battery stops the power supply, along with the continuous development of science and technology, people also are more and more high to the manufacturing process requirement of filling electric pile.

The existing charging pile has certain disadvantages when in use, firstly, a fault-followed mechanism is adopted, short circuit is firstly generated and then disconnection processing is carried out, and high current at the moment of short circuit still has probability to cause part burning; especially, the AGV trolley has precise internal components, so that internal electronic components are easily burnt out, and the use of people is not facilitated; in addition, the charging pile electrode and the trolley electrode are in an electrified state, and if the working environment needs to be frequently contacted with people, the possibility of mistakenly contacting short circuit of personnel is increased; if the component is in failure, the protection mechanism fails, and short circuit and fire can be caused; after the short-circuit protection occurs, the normal use can be recovered only by human intervention. Fill electric pile and need reclose, the dolly need remove battery BMS protection, and the part need be torn out the battery and is connected the debug, has brought certain adverse effect for the use of reality, for this reason, we provide an AGV fills electric pile structure with protection mechanism that charges.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a AGV fills electric pile structure with charge protection mechanism has avoided exposing the short circuit that the electrode probably leads to completely, and the staff can not appear owing to the short circuit that the touch motor leads to no matter how the operation, and when the potential safety hazard greatly reduced, also improved staff's work comfort level and work efficiency, can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a AGV fills electric pile structure with charging protection mechanism, is including filling electric pile extension board, first relay, second relay and sensor, first relay and sensor are all installed in the position of filling on the electric pile extension board, and electric connection between first relay and the sensor, be connected between first relay and the second relay, the second relay is connected with the AGV battery, first relay is connected with 24V power and 29V power, be connected with the time delay relay between first relay and the sensor.

Preferably, electric connection has on the first relay fills electric pile 29V positive pole, fills electric pile 24V negative pole and fills electric pile 29V negative pole, electric connection has AGV battery positive pole, AGV relay negative pole and AGV battery negative pole on the second relay, be connected with battery connecting terminal between second relay and the AGV battery.

Preferably, the position of installing the first relay on the charging pile extension board is provided with a relay mounting groove, the position of installing the sensor on the charging pile extension board is provided with a sensor mounting groove, and a sensor mounting seat is positioned between the sensor and the sensor mounting groove.

Preferably, after being connected between first relay and the second relay, fill and communicate between electric pile 29V positive pole and the AGV battery positive pole, fill and communicate between electric pile 24V positive pole and the AGV relay positive pole, fill and communicate between electric pile 24V negative pole and the AGV relay negative pole, fill and communicate between electric pile 29V negative pole and the AGV battery negative pole.

Preferably, the first relay is installed in the position of charging the electric pile extension board through the relay mounting groove, and the sensor is installed in the position of charging the electric pile extension board through the sensor mounting groove and the sensor mounting seat.

Preferably, electric connection between second relay and the AGV battery, through time delay relay electric connection between first relay and the sensor.

(III) advantageous effects

Compared with the prior art, the utility model provides a AGV fills electric pile structure with charge protection mechanism possesses following beneficial effect: according to the AGV charging pile structure with the charging protection mechanism, when the charging pile is in a non-charging state, the exposed electrode of the charging pile and a power supply are in a disconnected state, the trolley electrode and a battery are in a disconnected state, the exposed electrode is not electrified, even if mistakenly touching and the like causes the connection of the 29V positive electrode of the charging pile and the positive electrode of the AGV battery, the 24V positive electrode of the charging pile and the positive electrode of the AGV relay, the 24V negative electrode of the charging pile and the negative electrode of the AGV relay, the 29V negative electrode of the charging pile and the negative electrode of the AGV battery, a loop cannot be formed, the occurrence of a short circuit condition can be completely avoided, and the electrode is not electrified when exposed; during charging, the sensor is triggered when the trolley reaches a charging position, time delay is set, charging is started after 10 seconds, the charging pile and the trolley are in a matching position, the electrode is hidden, the situation of short circuit caused by mistaken contact of the electrode can be completely avoided, and the electrode is hidden when the trolley is electrified; because the short circuit that exposed electrode probably leads to has been avoided completely, the short circuit that the staff can not appear owing to touch the motor and lead to no matter how much the operation, when the potential safety hazard greatly reduced, also improved staff's work comfort level and work efficiency, two auxiliary electrode have more been set up, adopt the mode of auxiliary circuit control charging circuit, all be in the off-state with the circuit when making all electrodes non-charging state, adopt the sensor to trigger and the mode of time delay charging, whole charging pile simple structure, and convenient operation, the effect of using is better for traditional mode.

Drawings

Fig. 1 is the utility model relates to a AGV fills overall structure schematic diagram of electric pile structure with charge protection mechanism.

Fig. 2 is the utility model relates to a AGV fills structural schematic of side view in electric pile structure with charge protection mechanism.

Fig. 3 is the utility model relates to a AGV fills structural schematic of top view in electric pile structure with charge protection mechanism.

Fig. 4 is the utility model relates to a AGV fills structure of electric pile structure middle rear end view's structural schematic with charge protection mechanism.

Fig. 5 is the utility model relates to a AGV fills circuit diagram's in electric pile structure schematic diagram with charge protection mechanism.

In the figure: 1. 29V positive pole of charging pile; 2. 29V negative pole of the charging pile; 3. a 24V positive pole of the charging pile; 4. a 24V negative pole of the charging pile; 5. an AGV battery positive pole; 6. an AGV battery cathode; 7. an AGV relay positive pole; 8. a AGV relay cathode; 9. a sensor; 10. a charging pile support plate; 11. a second relay; 12. a first relay; 13. a time delay relay; 14. an AGV battery; 15. a 24V power supply; 16. a 29V power supply; 17. a sensor mounting groove; 18. a relay mounting groove; 19. a battery connection terminal; 20. a sensor mounting seat.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, an AGV charging pile structure with a charging protection mechanism comprises a charging pile support plate 10, a first relay 12, a second relay 11 and a sensor 9, wherein the first relay 12 and the sensor 9 are both installed at positions on the charging pile support plate 10, the first relay 12 and the sensor 9 are electrically connected, the first relay 12 and the second relay 11 are connected, the second relay 11 is connected with an AGV battery 14, the first relay 12 is connected with a 24V power supply 15 and a 29V power supply 16, and a delay relay 13 is connected between the first relay 12 and the sensor 9.

Further, electric connection has on the first relay 12 and fills electric pile 29V anodal 1, fill electric pile 24V anodal 3, fill electric pile 24V negative pole 4 and fill electric pile 29V negative pole 2, and electric connection has AGV battery positive pole 5, AGV relay positive pole 7, AGV relay negative pole 8 and AGV battery negative pole 6 on the second relay 11, is connected with battery connecting terminal 19 between second relay 11 and the AGV battery 14.

Further, a relay mounting groove 18 is formed in the position, where the first relay 12 is installed, of the charging pile supporting plate 10, a sensor mounting groove 17 is formed in the position, where the sensor 9 is installed, of the charging pile supporting plate 10, and a sensor mounting seat 20 is located between the sensor 9 and the sensor mounting groove 17.

Further, after being connected between first relay 12 and the second relay 11, fill and communicate between electric pile 29V positive 1 and the AGV battery positive 5, fill and communicate between electric pile 24V positive 3 and the AGV relay is anodal 7, fill and communicate between electric pile 24V negative pole 4 and the AGV relay negative pole 8, fill and communicate between electric pile 29V negative pole 2 and the AGV battery negative pole 6.

Further, the first relay 12 is installed at a position on the charging pile support plate 10 through the relay installation groove 18, and the sensor 9 is installed at a position on the charging pile support plate 10 through the sensor installation groove 17 and the sensor installation seat 20.

Further, the second relay 11 is electrically connected with the AGV battery 14, and the first relay 12 is electrically connected with the sensor 9 through the delay relay 13.

The working principle is as follows: the utility model discloses a fill electric pile 29V anodal 1, fill electric pile 29V negative pole 2, fill electric pile 24V anodal 3, fill electric pile 24V negative pole 4, AGV battery positive pole 5, AGV battery negative pole 6, AGV relay positive pole 7, AGV relay negative pole 8, sensor 9, fill electric pile extension board 10, second relay 11, first relay 12, time delay relay 13, AGV battery 14, 24V power 15, 29V power 16, sensor mounting groove 17, relay mounting groove 18, battery connecting terminal 19, sensor mount pad 20, adopt auxiliary circuit, the mode that 24V control circuit control main circuit is 29V charging circuit realizes charging promptly;

1. after the AGV arrives at the charging position, a 29V positive electrode 1 of the charging pile is communicated with a 5 positive electrode of the AGV battery, a 24V positive electrode 3 of the charging pile is communicated with a 7 positive electrode of the AGV relay, a 24V negative electrode 4 of the charging pile is communicated with a 8 negative electrode of the AGV relay, and a 29V negative electrode 2 of the charging pile is communicated with a 6 negative electrode of the AGV battery;

2. the trolley triggers the sensor 9, the delay relay 13 triggers at the moment, and the switch is closed after 10 seconds; the switch of the first relay 12 is closed, the switch of the second relay 11 is closed at the same time, the circuit is communicated, and the charging pile begins to charge the battery.

When the charging pile is in a non-charging state, the exposed electrode of the charging pile and a power supply are in a disconnection state, the trolley electrode and the battery are in a disconnection state, the exposed electrode is not electrified, even if mistakenly touching and the like causes the connection of the charging pile 29V positive electrode 1 and the AGV battery positive electrode 5, the charging pile 24V positive electrode 3 and the AGV relay positive electrode 7, the charging pile 24V negative electrode 4 and the AGV relay negative electrode 8, the charging pile 29V negative electrode 2 and the AGV battery negative electrode 6, a loop cannot be formed, the occurrence of a short-circuit condition can be completely avoided, and the electrode is not electrified when exposed; when charging, the trolley reaches a charging position to trigger the sensor, time delay is set, charging is started after 10 seconds, the charging pile and the trolley are in a matched position, the electrode is hidden, the situation of short circuit caused by mistakenly touching the electrode can be completely avoided, and the electrode is hidden when the trolley is electrified; because the short circuit that exposed electrode probably leads to has been avoided completely, the staff can not appear owing to touching the short circuit that the motor leads to no matter how much the operation, and when the potential safety hazard greatly reduced, also improved staff's work comfort level and work efficiency, set up two auxiliary electrode more, adopt the mode of auxiliary circuit control charging circuit, all be in the off-state with the circuit when making all electrodes non-charging state, adopt the sensor to trigger and the mode of time delay charging.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a AGV fills electric pile structure with protection mechanism that charges, is including filling electric pile extension board (10), first relay (12), second relay (11) and sensor (9), its characterized in that: first relay (12) and sensor (9) are all installed in the position of filling on electric pile extension board (10), and electric connection between first relay (12) and sensor (9), be connected between first relay (12) and second relay (11), second relay (11) are connected with AGV battery (14), first relay (12) are connected with 24V power (15) and 29V power (16), be connected with time delay relay (13) between first relay (12) and sensor (9).

2. The AGV charging pile structure with the charging protection mechanism according to claim 1, wherein: the utility model discloses a battery connection terminal, including first relay (12), electric connection has electric pile 29V positive pole (1), fills electric pile 24V positive pole (3), fills electric pile 24V negative pole (4) and fills electric pile 29V negative pole (2) on first relay (12), electric connection has AGV battery positive pole (5), AGV relay positive pole (7), AGV relay negative pole (8) and AGV battery negative pole (6) on second relay (11), be connected with battery connection terminal (19) between second relay (11) and AGV battery (14).

3. The AGV charging pile structure with the charging protection mechanism according to claim 1, wherein: fill electric pile extension board (10) and go up the position of installation first relay (12) and seted up relay mounting groove (18), fill electric pile extension board (10) and go up the position of installation sensor (9) and seted up sensor mounting groove (17), and sensor (9) and sensor mounting groove (17) between the location have sensor mount pad (20).

4. The AGV charging pile structure with the charging protection mechanism according to claim 2, wherein: after being connected between first relay (12) and second relay (11), fill and communicate between electric pile 29V positive pole (1) and AGV battery positive pole (5), fill and communicate between electric pile 24V positive pole (3) and AGV relay positive pole (7), fill and communicate between electric pile 24V negative pole (4) and AGV relay negative pole (8), fill and communicate between electric pile 29V negative pole (2) and AGV battery negative pole (6).

5. The AGV charging pile structure with the charging protection mechanism according to claim 3, wherein: the first relay (12) is installed at a position on the charging pile support plate (10) through a relay installation groove (18), and the sensor (9) is installed at a position on the charging pile support plate (10) through a sensor installation groove (17) and a sensor installation seat (20).

6. The AGV charging pile structure with the charging protection mechanism according to claim 1, wherein: and the second relay (11) is electrically connected with the AGV battery (14), and the first relay (12) is electrically connected with the sensor (9) through a delay relay (13).