CN216507946U

CN216507946U - Intelligent charging pile for charging AGV equipment

Info

Publication number: CN216507946U
Application number: CN202122583019.1U
Authority: CN
Inventors: 邓翔; 陈青松; 莫火金
Original assignee: Shenzhen Qifeng Intelligent Robot Technology Co ltd
Current assignee: Shenzhen Qifeng Intelligent Robot Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-13
Anticipated expiration: 2031-10-26

Abstract

The utility model provides an intelligent charging stake for AGV equipment charges, wades AGV equipment technical field, solves current ordinary charging stake can not assist the accurate butt joint of AGV equipment, can not properly protect the technique of distribution subassembly not enough, and technical scheme is including: the machine case is internally provided with a charger, a direct current contactor, a power distribution assembly, a communication module and an electric sliding table mechanism, the power distribution assembly is connected to the movable end of the electric sliding table mechanism, the machine case is provided with a bin outlet for extending the power distribution assembly and a bin cover capable of plugging the bin outlet in a normal state, and the machine case is provided with a two-dimensional code directly above the bin outlet. The utility model has the beneficial effects that: the distribution subassembly can be under the control of machine that charges under the non-charged state through the exit bin mouth fallback to quick-witted incasement and preserve, can prevent that it from being exposed and being collided with deformation, damage outward, and storehouse lid shutoff exit bin mouth can slow down or prevent distribution subassembly oxidation and corruption, has improved distribution subassembly life, and the accurate butt joint of AGV equipment can be assisted to the two-dimensional code, and the butt joint precision and the efficiency of charging are higher.

Description

Intelligent charging pile for charging AGV equipment

Technical Field

The utility model relates to the technical field of AGV equipment, in particular to an intelligent charging pile for charging the AGV equipment.

Background

The AGV equipment is used as a robot which is highly automatic and can automatically navigate, avoid obstacles and walk to transfer goods, is widely applied to various modernized warehouse logistics centers, and greatly improves the efficiency of transferring goods.

Because the AGV device is driven by the motor and is powered by the battery, the AGV device needs to be charged in time after running for a period of time so as to prevent the AGV device from being stopped due to power shortage. Most of the electric pile that fills for AGV equipment is automatic now, and the distribution subassembly of its grafting on the automatic interface that charges of AGV equipment exposes outside filling electric pile machine case with fixed mode mostly. Although the structural design can facilitate direct butt joint of the AGV equipment, the AGV equipment is exposed outside the case for a long time and is easy to deform, damage or break down due to the fact that a charging contact end is collided by a foreign object, or the charging contact end is also easy to corrode or oxidize by the external environment, so that automatic butt joint of the AGV equipment is affected, and the problems of unsmooth butt joint, difficult butt joint, incomplete butt joint, abnormal charging after butt joint and the like are caused.

Moreover, the effect of supplementary AGV equipment location can not be played to present most of stake of charging itself, and AGV equipment only relies on its self navigation's guide to independently walk to the region of charging according to the line of advancing that charges that has configured when lacking electricity, then through position location and after the adjustment realize with the butt joint of filling electric pile. However, use after a period of time to fill electric pile because of using or receiving external force to disturb through the butt joint repeatedly, its actual position probably has changed, will appear the problem that the butt joint is inaccurate, the butt joint is not up when AGV equipment docks according to original route of charging again, then leads to AGV equipment automatic charging trouble.

In addition, because the AGV equipment location can not be assisted to the present most electric pile that fills, still probably appear during the in-service use AGV equipment need through the problem that can accurate butt joint fill electric pile after location and position adjustment repeatedly, seriously influenced the automatic efficiency of charging the butt joint of AGV equipment.

Therefore, there is a need for an improved charging post for charging AGV devices that overcomes the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In summary, the utility model aims to solve the technical defects that the conventional common charging pile for charging the AGV cannot assist the AGV to perform accurate charging positioning docking and cannot properly protect the power distribution assembly of the AGV, and provides the intelligent charging pile which has a simple structure and high reliability, can assist the AGV to perform rapid and accurate charging positioning docking and can effectively protect the power distribution assembly of the AGV.

In order to solve the technical defects provided by the utility model, the technical scheme is as follows:

the utility model provides an intelligent charging stake for AGV equipment charges, including quick-witted case, quick-witted incasement be equipped with be used for charge conversion and control the machine that charges and through direct current contactor with machine electric connection charges, be used for the distribution subassembly of grafting on the automatic charging interface of AGV equipment to and be used for the machine that charges and AGV equipment carry out wireless communication and be connected with the communication module of receiving or sending the control command that charges, its characterized in that: the bottom in the chassis is longitudinally provided with an electric sliding table mechanism which is electrically connected with a charger and the movable end of which can longitudinally move along the front-back direction of the chassis, the power distribution assembly is longitudinally and fixedly connected to the movable end of the electric sliding table mechanism, the front end surface of the chassis is correspondingly provided with a bin outlet for the power distribution assembly to longitudinally extend out of the chassis or retract into the chassis, and the bin outlet is elastically hinged with a bin cover which can automatically block the bin outlet under a normal state; and a two-dimensional code which is positioned right above the bin outlet and used for assisting the positioning and identification of the AGV equipment is arranged on the front end surface of the case.

Further, the distribution subassembly including the vertical seat section of thick bamboo that sets up of level, the rear end fixed connection of a seat section of thick bamboo is served in the activity of electronic slip table mechanism, relative about the preceding terminal surface of a seat section of thick bamboo is improved level and is vertically equipped with, can match the intraoral first contact jaw and the second contact jaw that charges of the automatic interface that charges of grafting in AGV equipment, first contact jaw and the second contact jaw that charges through the transmission of electricity cable warp that is in a seat section of thick bamboo DC contactor with charger electric connection.

Furthermore, still be equipped with on the preceding terminal surface of a seat section of thick bamboo and be used for detecting first contact jaw and the second that charges contacts the grafting detection device of the interface grafting state with the automation of AGV equipment, grafting detection device be in first contact jaw and the second that charges between the junction of contact jaw and the preceding terminal surface of a seat section of thick bamboo, through be in a seat section of thick bamboo the signal cable with charger electric connection in order to send grafting detection signal to it.

Furthermore, the inserting detection device comprises a metal detection sensor which can be correspondingly movably abutted on a metal contact of an automatic charging interface of the AGV equipment.

Further, the machine that charges including power manager, respectively with power manager electric connection, be used for alternating current-direct current power supply conversion's power adapter and be used for direct current voltage conversion's DCDC converter, DCDC converter electric connection in between power adapter and the power manager, the distribution subassembly pass through direct current contactor electric connection on power adapter's output, communication module and electronic slip table mechanism respectively with power manager electric connection.

Furthermore, a mains supply input interface is arranged on the side wall of the case, and the mains supply input interface is electrically connected with the input end of the power adapter and used for being connected with a 220V alternating current power supply.

Further, be equipped with a manual delivery outlet that charges on the lateral wall of quick-witted case, manual charging delivery outlet pass through the transmission cable with power adapter's output electric connection for AGV equipment manual charging.

Furthermore, at least one heat dissipation fan electrically connected with the power manager and used for dissipating heat of the case in the charging process is arranged on the side wall in the case, and a ventilation opening used for ventilation is formed in the side wall of the case.

Furthermore, a red indicator light and a green indicator light are correspondingly arranged on the upper end face of the case, and the red indicator light and the green indicator light are respectively electrically connected with the charger and used for being lightened in the charging process or being lightened after the charging is finished.

Further, electronic slip table mechanism including the sliding platform seat, longitudinal rotation is connected with the drive lead screw on it, screw thread swing joint has one to follow the slip table that the sliding platform seat vertically slided on the drive lead screw, the vertical fixedly connected with direct current drive motor of one side of sliding platform seat, direct current drive motor's axis of rotation passes through drive assembly and is connected with the transmission of the axle head portion of drive lead screw, quick-witted incasement still be equipped with a servo controller, servo controller electric connection in machine and direct current drive motor between charge.

The utility model has the beneficial effects that:

1. compared with the design of the power distribution assembly of the existing charging pile, which is exposed out of the charging pile chassis in a fixed mode, the power distribution assembly provided by the utility model is driven by the electric sliding table mechanism and can freely stretch out and draw back through the bin outlet under the control of the charger. When charging, the power distribution assembly extends out of the automatic charging interface of the AGV equipment to be in butt joint so as to realize an automatic charging function, the power distribution assembly can be withdrawn into the case in a non-charging state, the problem that the power distribution assembly is deformed due to collision or is oxidized and corroded by the environment due to long-term exposure is avoided, the automatic charging butt joint of the AGV equipment is easier and smoother, the stability and the reliability of charging after butt joint are ensured, and the charging failure rate is reduced.

2. The bin outlet on the case is elastically blocked by the bin cover in a non-charging state, and the bin cover can prevent foreign matters such as winged insects, sundries, conductive or corrosive liquid and the like from entering the case from the bin outlet, so that the electrical equipment and the power distribution assembly in the case are protected. Moreover, after the bin outlet is sealed, exchange between air inside the case and air outside the case is reduced, and the problems of oxidation and corrosion of the power distribution assembly by ambient air are effectively reduced or avoided, so that the service life of the power distribution assembly is prolonged.

3. The two-dimensional code arranged at the front end of the case can assist the AGV equipment to carry out accurate charging butt joint positioning in the charging area, even if the position of the charging pile changes to cause the displacement of the power distribution assembly, the AGV equipment can carry out accurate charging positioning butt joint by taking the two-dimensional code as an indication coordinate through a camera of the AGV equipment on the premise of not depending on an original charging advancing route configured by a navigation system, and the accuracy and the charging butt joint efficiency of automatic charging positioning butt joint of the AGV equipment are improved.

Drawings

FIG. 1 is a schematic view of the overall left front side structure of the present invention;

FIG. 2 is a schematic block diagram of the circuit of the present invention;

FIG. 3 is a schematic view of the internal left side structure of the present invention;

FIG. 4 is a schematic view of the overall right front side structure of the present invention;

FIG. 5 is a schematic view of the left side wall structure of the housing of the present invention;

FIG. 6 is a right side view of the interior of the present invention.

Detailed Description

The structure of the present invention will be further described with reference to the accompanying drawings and preferred embodiments of the present invention.

Referring to fig. 1 to 3, the present invention:

the utility model provides an intelligent charging stake for AGV equipment charges, is including the quick-witted case 1 of cavity cube structure, and the preferred design of the lateral wall of this quick-witted case 1 left and right sides is the bin gate formula structural design that can open, connects the both sides at quick-witted case 1 main part through mounting detachable. The charging machine 2 used for charging conversion and control, the power distribution assembly 4 electrically connected with the charging machine 2 and used for being inserted into an automatic charging interface of the AGV device through the direct current contactor 3, and the communication module 5 used for the charging machine 2 and the AGV device to be in wireless communication connection so as to receive or send a charging control instruction are arranged in the accommodating cavity of the case 1.

Specifically, referring to fig. 1 and 3, an electric sliding table mechanism 6 electrically connected to the charger 2 and having a movable end capable of longitudinally moving along the front-rear direction of the chassis 1 is longitudinally and fixedly connected to the middle of the bottom surface inside the chassis 1, and the power distribution assembly 4 is longitudinally and fixedly connected to the movable end of the electric sliding table mechanism 6 to longitudinally move. A rectangular outlet 11 for the power distribution assembly 4 to longitudinally extend out of the case 1 or retract into the case 1 under the pushing of the movable end of the electric sliding table mechanism 6 is correspondingly arranged at the lower position of the middle part of the front end surface of the case 1, and a bin cover 12 which can swing outwards and open and can automatically block the outlet 11 by relying on the resilience force of the spring hinge 111 in a normal state is movably connected to the outer side of the outlet 11 through a spring hinge 111 (shown in fig. 6) horizontally and transversely arranged in the case 1. The size of the bin cover 12 is preferably slightly larger than that of the bin outlet 11, so that the bin cover 12 can be completely and automatically blocked on the bin outlet 11 under a normal state and the power distribution assembly 4 is not influenced to be ejected outwards from the inside. The front end face of the case 1 is provided with a two-dimensional code 13 which is positioned right above the bin outlet 11 and used for assisting positioning and identification of AGV equipment.

In practical use, the AGV equipment autonomously avoids obstacles under the guidance of a navigation system of the AGV equipment according to a preset charging travelling path and travels to a charging area provided with the charging pile, and then a charger 2 of the charging pile establishes a wireless communication link with the AGV equipment through a communication module 5 to perform data communication. And then the AGV equipment utilizes the camera discernment of its self configuration to fill two-dimensional code 13 on the terminal surface before the electric pile and carries out the accurate location of butt joint with the auxiliary navigation system that charges, and AGV equipment uses this 13 actual position of two-dimensional code as the instruction coordinate to carry out position control. After the AGV equipment is adjusted in place, the AGV equipment sends a charging instruction to the charger 2 through the communication module 5, the charger 2 automatically controls the movable end of the electric sliding table mechanism 6 to move after receiving the instruction, the power distribution assembly 4 is longitudinally pushed out through the bin outlet 11, and the end part of the power distribution assembly is matched and inserted into an automatic charging interface of the AGV equipment. After the fact that the butt joint is reliable is confirmed, the charger 2 sends a charging instruction to the AGV equipment through the communication module 5, the charger opens the charging function module to electrify the automatic charging interface, and after the charging circuit is confirmed to be established, the charger 2 opens the direct current contactor 3 switch to provide a 48V direct current charging power supply for the power distribution assembly 4, so that automatic charging of the AGV equipment is achieved. After charging is completed, the charger 2 closes the switch of the direct current contactor 3 to disconnect the electric connection between the power distribution assembly 4 and the automatic charging interface of the AGV equipment, and then the movable end of the electric sliding table mechanism 6 is controlled to move to drive the power distribution assembly 4 to be retracted into the case 1.

By adopting the technical means, the utility model has the following technical effects.

Firstly, compared with the design of the power distribution assembly 4 of the existing charging pile exposed outside the charging pile case 1 in a fixed mode, the power distribution assembly 4 of the utility model is driven by the electric sliding table mechanism 6 and can freely stretch and retract through the bin outlet 11 under the control of the charger 2. When charging, the power distribution assembly 4 extends out to be in butt joint with the automatic charging interface of the AGV equipment so as to realize the automatic charging function, the power distribution assembly 4 can be withdrawn into the case 1 in a non-charging state, the problem that the power distribution assembly 4 is deformed by collision or oxidized and corroded by the environment due to long-term exposure is avoided, the automatic charging butt joint of the AGV equipment is easier and smoother, the stability and the reliability of charging after butt joint are ensured, and the charging failure rate is reduced.

In addition, the bin outlet 11 of the chassis 1 is elastically blocked by the bin cover 12 in a non-charging state, and the bin cover 12 can prevent foreign objects such as flying insects, sundries, conductive or corrosive liquid and the like from entering the interior of the chassis 1 through the bin outlet 11, so that the electrical equipment and the power distribution assembly 4 in the chassis 1 are protected. Moreover, after the bin outlet 11 is sealed, the exchange between the air inside the case 1 and the air outside the case is reduced, and the problems of oxidation and corrosion of the power distribution assembly 4 by the ambient air are effectively reduced or avoided, so that the service life of the power distribution assembly 4 is prolonged.

In addition, the two-dimensional code 13 arranged at the front end of the case 1 can assist the AGV equipment to carry out accurate charging, butt joint and positioning in a charging area, even if the position of the charging pile changes to cause the displacement of the power distribution assembly 4, the AGV equipment can carry out accurate charging, positioning and butt joint by taking the two-dimensional code 13 as an indication coordinate through a camera of the AGV equipment on the premise of not depending on an original charging advancing route configured by a navigation system, and the accuracy of automatic charging, positioning and butt joint and the charging and butt joint efficiency of the AGV equipment are improved.

Further, referring to fig. 1, the power distribution assembly 4 of the present invention includes a seat cylinder 41 disposed horizontally and longitudinally, the seat cylinder 41 is integrally formed in a hollow rectangular tubular structure, a rear end portion of a lower end surface of the seat cylinder is fixedly connected to a movable end of the electric sliding table mechanism 6 through a fixing member, a front end surface of the seat cylinder is horizontally and longitudinally provided with a first charging contact end 42 and a second charging contact end 43 which are opposite to each other in an up-down direction and can be inserted into an automatic charging port of the AGV device in a matching manner, and the first charging contact end 42 and the second charging contact end 43 are electrically connected to the charger 2 through a power transmission cable (not shown in the drawing) disposed in the seat cylinder 41 via the dc contactor 3.

The seat cylinder 41 is of a hollow rectangular cylinder structure, longitudinal and horizontal extension and retraction of the seat cylinder through the bin outlet 11 are facilitated, the structural strength is high, the external force impact resistance is high, and the seat cylinder cannot deform and the like after long-term use, so that the reliability of butt joint of the first charging contact end 42 and the second charging contact end 43 at the front end of the seat cylinder and the automatic charging interface of the AGV equipment is ensured, and the reliability and the service life of the whole power distribution assembly 4 are improved. The power transmission cable connected with the charger 2 through the first charging contact end 42 and the second charging contact end 43 is arranged inside the seat cylinder 41, so that the power transmission cable can be prevented from blocking the extension and retraction of the power distribution assembly 4, and the power transmission cable can also play a role in protecting the power distribution assembly 4 and preventing the power distribution assembly from being scratched and cut by foreign objects in the front end extension and retraction process.

Further, referring to fig. 1 and 2, the front end surface of the seat cylinder 41 of the power distribution assembly 4 of the present invention is further provided with an insertion detection device for detecting an insertion state of the first charging contact end 42 and the second charging contact end 43 with the automatic charging interface of the AGV device, the insertion detection device is located between the connection positions of the first charging contact end 42 and the second charging contact end 43 with the front end surface of the seat cylinder 41, and is electrically connected to the charger 2 through a signal cable (not shown) located in the seat cylinder 41 to send an insertion detection signal to the charger.

Furthermore, the plugging detection device of the present invention selects the metal detection sensor 44, the detection end of which is located between the connection between the two charging contact ends and the front end surface of the seat cylinder 41, and is electrically connected to the charger 2 through the signal cable to send the plugging detection signal to the charger.

In practical use, the metal detection sensor 44 can movably abut against a metal contact made of a metal material at a corresponding position in an automatic charging interface of the AGV device when the two charging contact terminals are inserted in place. Since the metal detection sensor 44 is located between the connection ends of the two charging contact ends, the metal detection sensor 44 can be abutted against the metal contact correspondingly only after the first charging contact end 42 and the second charging contact end 43 are completely inserted into the automatic charging interface of the AGV device, so that an insertion in-place detection signal is sent to the charger 2. The charger 2 starts charging control to charge the AGV device after receiving the insertion in-place detection signal. When the first charging contact end 42 and the second charging contact end 43 at the front end of the power distribution assembly 4 are not completely inserted in place, the metal detection sensor 44 does not completely abut against the metal contact, the sensing is not strong at this time, the sensing signal sent to the charger 2 is a detection signal which is not inserted in place, the charger 2 does not start charging control in this state, and charging is prevented when the two charging contact ends and the automatic charging interface of the AGV device are in a virtual connection state.

The plug-in detection device provided by the utility model can detect the plug-in state between the first charging contact end 42 and the second charging contact end 43 and the automatic charging interface of the AGV equipment, and can be used as a charging protection mechanism to prevent the problem that the charger 2 starts to charge the AGV equipment under the poor plug-in state, thereby avoiding the dangers of electric leakage, ignition, overload, short circuit and the like possibly caused by charging under the poor plug-in state, and having higher safety.

Specifically, referring to fig. 2 and 3, the charger 2 of the present invention includes a power manager 21, a power adapter 22 for ac/dc power conversion and a DCDC converter 23 for dc voltage conversion, which are electrically connected to the power manager 21, respectively, the DCDC converter 23 is connected between the power adapter 22 and the power manager 21, the first charging contact end 42 and the second charging contact end 43 of the power distribution module 4 are connected to the output end of the power adapter 22 through a power transmission cable and the dc contactor 3, and the communication module 5 and the electric sliding table mechanism 6 are connected to the power manager 21 through an I2C bus and a control circuit, respectively.

Further, referring to fig. 1 and 2, a commercial power input interface 7 is disposed at a middle rear portion of the left side wall of the case 1, the commercial power input interface 7 is electrically connected to an input end of the power adapter 22 through a cable, and is connected to a commercial power socket disposed in the charging area through a power line in actual use to connect a 220V ac power supply to the charging pile.

Further, referring to fig. 1 and fig. 2, a manual charging output port 8 is disposed at a front portion of the left side wall of the housing 1, and the manual charging output port 8 is correspondingly disposed at one side of the utility power input interface 7, and the manual charging output port 8 is electrically connected to an output end of the power adapter 22 through a power transmission cable (not shown) to receive a 48V dc power. During the in-service use, the manual charging output port 8 is connected with the manual charging interface of the AGV equipment through the manual charging cable so as to charge the AGV equipment manually, the problem that the AGV equipment cannot be charged automatically and the like in an emergency state, the power supply of the AGV equipment is ensured by taking a manual charging mode as an auxiliary means, and the AGV equipment can be ensured to run stably for a long time.

Further, as shown in fig. 2 to 5, a heat dissipation fan 9 electrically connected to the power manager 21 of the charger 2 and used for dissipating heat of the case 1 during charging is fixedly connected to the middle position of the inner surface of the right side wall of the case 1 through a fixing member, and a 12V low voltage of the heat dissipation fan 9 is provided by a DCDC converter 23 by voltage reduction and distributed by the power manager 21, and is started and stopped under the control of the power manager 21. A first ventilation opening 14 is formed in the corresponding position of the right side wall of the case 1, the cooling fan 9 is correspondingly located at the first ventilation opening 14 to suck cold air outside the case 1 into the case 1 in the operation process of the cooling fan to dissipate heat of all electric parts, a second ventilation opening 15 is correspondingly formed in the middle position of the left side wall of the case 1, the second ventilation opening 15 is designed in a longitudinally-arranged small hole structure, and hot air inside the case 1 can be discharged through the second ventilation opening 15 in the operation process of the cooling fan 9.

Further, referring to fig. 1 and 2, a red indicator light 101 and a green indicator light 102 for displaying the working state of the charging pile are transversely and correspondingly arranged in front of the upper end face of the case 1, the red indicator light 101 and the green indicator light 102 are respectively and electrically connected with a power manager 21 of the charger 2, the 3V low voltage of the red indicator light 101 and the green indicator light 102 is provided by the DCDC converter 23 through voltage reduction and is distributed by the power manager 21, the power manager 21 controls the red indicator light 101 to be turned on during charging, the power manager 21 controls the green indicator light 102 to be turned on after charging is completed, and a worker can visually know the working state of the charging pile through the turning on and off of the red indicator light 101 or the green indicator light 102.

Further, referring to fig. 2 and 3, the electric sliding table mechanism 6 of the present invention includes a sliding table base 61, the sliding table base 61 is horizontally and longitudinally fixedly connected to a central axis of the bottom surface of the chassis 1, a driving screw 62 is horizontally and longitudinally rotatably connected to the sliding table base 61, a sliding table 63 capable of horizontally and longitudinally sliding along the sliding table base 61 under the driving of the driving screw is movably connected to the driving screw 62 by a screw thread, the sliding table 63 constitutes a movable end of the electric sliding table mechanism 6, and the rear end of the seat cylinder 41 is horizontally and longitudinally screw-fixedly connected to the sliding table 63. A direct current driving motor 64 is horizontally and longitudinally fixedly connected to the left side of the sliding table 63 seat 61, and a rotating shaft of the direct current driving motor 64 is in transmission connection with a shaft end part at the rear end of the driving screw rod 62 through a gear transmission assembly 65 arranged at the rear end of the sliding table 63 seat 61. A servo controller 66 fixedly connected to the upper portion of the inner surface of the left side wall of the cabinet 1 is further arranged in the cabinet 1, the servo controller 66 is electrically connected between the power manager 21 and the direct current driving motor 64, and is used for receiving a control command of the power manager 21 to drive the direct current driving motor 64 to operate according to the command and drive the sliding table 63 to accurately slide through the driving screw 62, so that the power distribution assembly 4 is accurately pushed out to be in butt joint with an automatic charging interface of the AGV device.

Further, referring to fig. 6, a drag chain 67 is longitudinally disposed inside the cabinet 1 of the present invention and located at the right side of the slide pedestal 61, and the movable end of the drag chain 67 is connected to the right side wall at the rear end of the pedestal cylinder 41. The position where the seat cylinder 41 is connected with the drag chain 67 is provided with a wire hole 411, and the power transmission cable and the signal cable in the seat cylinder 41 are electrically connected with the charger 2 through the drag chain 67 via the wire hole 411.

The drag chain 67 and the direct current driving motor 64 are respectively arranged on two sides of the sliding table base 61, the layout is reasonable, the design is compact, and the limited space in the case 1 is fully and reasonably utilized. The drag chain 67 can effectively restrain cables or pipelines between the power distribution assembly 4 and the charger 2, and ensure that the corresponding cables or pipelines can synchronously move along with the cables or pipelines in the movable stretching process of the power distribution assembly 4, thereby ensuring that the power distribution assembly 4 is effectively connected with the charger 2.

The charger 2 of the utility model is provided with a power manager 21 arranged inside a casing of a power adapter 22, the power adapter 22 is horizontally and longitudinally fixedly connected to the middle upper position of the inner surface of the rear side wall of the casing 1 and correspondingly positioned above the power distribution assembly 4, and a DCDC converter 23 and a direct current contactor 3 are fixedly connected to the left position of the upper surface in the casing 1 and are arranged in front and back. The inside each part of quick-witted case 1 distributes rationally, make full use of quick-witted case 1 inner space, and this kind of layout mode is favorable to the heat dissipation of each power consumption part among the charging process, is favorable to reducing the fault rate of filling electric pile, improves its life.

When the AGV power supply management system is used, the power adapter 22 converts 220V alternating current input by the commercial power input interface 7 into 48V direct current which is suitable for the power distribution assembly 4 and the manual charging output port 8 and used for charging the AGV equipment, and the converted 48V direct current can be further subjected to voltage reduction by the DCDC converter 23 to be processed into various low-voltage power supplies of 24V, 12V, 6V, 3V and the like, so that the power supplies can be distributed to various electric components by the power supply manager 21.

During actual use, the AGV equipment moves in place and then sends a charging instruction to the charging pile, then the power manager 21 of the charger 2 sends a driving instruction to the servo controller 66 of the electric sliding table mechanism 6, the servo controller 66 accurately controls the action of the direct current driving motor 64 so as to longitudinally push out the power distribution assembly 4 through the sliding table 63, and the first charging contact end 42 and the second charging contact end 43 outwards push the bin cover 12 through the bin outlet 11 and are accurately butted with an automatic charging interface of the AGV equipment. After the metal detection sensor 44 of the plug-in detection device reports a plug-in-place detection signal to the power manager 21, the power manager 21 of the charger 2 sends a charging instruction to the AGV device through the communication module 5 to turn on the charging function module, at this time, the charging elastic sheet in the automatic charging interface of the AGV device is powered on, the power manager 21 confirms that the charging can be performed after detecting that the charging elastic sheet is charged through the two charging contact ends, and then the direct current contactor 3 is controlled to be connected with the power adapter 22 and the two charging contact ends to output 48V direct current for the AGV device to perform automatic charging.

In the charging process, the power manager 21 starts the cooling fan 9 through the control circuit to cool the case 1 of the charging pile, and controls the red indicator light 101 to be turned on to display that the charging pile is in a use state. After charging is completed, the power manager 21 controls the green indicator lamp 102 to light up to indicate that the AGV device is fully charged, the charging pile is in an idle state, meanwhile, the power manager 21 sends a recovery instruction to the servo controller 66, the servo controller 66 precisely controls the action of the direct current drive motor 64 to recover the power distribution assembly 4 into the case 1 through the sliding table 63 for storage, and the power manager 21 controls the cooling fan 9 to be turned off through the control circuit.

When the AGV equipment is abnormal and cannot realize the automatic charging function, a worker can use the manual charging output port 8 on the charging pile to charge the AGV equipment in a manual charging mode, after the AGV equipment is moved into a charging area, the worker connects a manual charging cable between the manual charging output port 8 of the charging pile and a manual charging interface of the AGV equipment, and after the AGV equipment is connected in place, the power adapter 22 outputs 48V direct current to the manual charging output port 8 to manually charge the AGV equipment.

The above examples are only for the purpose of clarifying a specific embodiment of the present invention and are not intended to limit the embodiment of the present invention. For those skilled in the art, it is possible to deduce and summarize other adjustments or changes to the chassis 1, the charger 2, the dc contactor 3, the power distribution assembly 4, the communication module 5, the electric sliding table mechanism 6, the bin outlet 11, the bin cover 12, the two-dimensional code 13, the insertion detection device, etc. according to the present invention, which is not listed here. Any modification, replacement or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an intelligent charging stake for AGV equipment charges, including quick-witted case (1), quick-witted case (1) in be equipped with the machine of charging (2) that is used for charging conversion and control and through direct current contactor (3) with machine of charging (2) electric connection, be used for distribution subassembly (4) of grafting on the automatic charging interface of AGV equipment to and be used for machine of charging (2) and AGV equipment to carry out wireless communication and be connected communication module (5) with receiving or sending the control command that charges, its characterized in that: an electric sliding table mechanism (6) which is electrically connected with a charger (2) and can longitudinally move along the front-back direction of the case (1) at the movable end is longitudinally arranged at the bottom in the case (1), the power distribution assembly (4) is longitudinally and fixedly connected to the movable end of the electric sliding table mechanism (6), a bin outlet (11) for longitudinally extending the power distribution assembly (4) out of the case (1) or retracting the power distribution assembly into the case (1) is correspondingly arranged on the front end surface of the case (1), and a bin cover (12) capable of automatically plugging the bin outlet (11) in a normal state is elastically hinged on the bin outlet (11); the front end face of the case (1) is provided with a two-dimensional code (13) which is positioned right above the bin outlet (11) and used for assisting the positioning and identification of the AGV equipment.

2. The intelligent charging pile for charging AGV equipment according to claim 1, characterized in that, distribution subassembly (4) including the seat section of thick bamboo (41) that the level vertically set up, the rear end fixed connection of a seat section of thick bamboo (41) is in the activity of electronic slip table mechanism (6) is served, the preceding terminal surface of a seat section of thick bamboo (41) the level vertically be equipped with about relative, can match the interior first contact jaw (42) and the second contact jaw (43) that charge of the automatic interface that charges of inserting in AGV equipment, first contact jaw (42) and the second contact jaw (43) that charge through the transmission cable warp that is in a seat section of thick bamboo (41) direct current contactor (3) with charger (2) electric connection.

3. The intelligent charging pile for charging AGV equipment according to claim 2, wherein an insertion detection device for detecting the insertion state of the first charging contact end (42) and the second charging contact end (43) with the automatic charging interface of the AGV equipment is further arranged on the front end face of the seat cylinder (41), the insertion detection device is arranged between the connection positions of the first charging contact end (42) and the second charging contact end (43) with the front end face of the seat cylinder (41), and is electrically connected with the charger (2) through a signal cable arranged in the seat cylinder (41) to send insertion detection signals to the charger.

4. The intelligent charging pile for charging AGV equipment according to claim 3, wherein said plugging detection device comprises a metal detection sensor (44) which is movably abutted against a metal contact of an automatic charging interface of the AGV equipment.

5. The intelligent charging pile for charging AGV equipment according to claim 1, characterized in that charger (2) including power manager (21), respectively with power manager (21) electric connection, be used for alternating current-direct current power conversion's power adapter (22) and be used for direct current voltage conversion's DCDC converter (23), DCDC converter (23) electric connection in between power adapter (22) and power manager (21), distribution subassembly (4) pass through direct current contactor (3) electric connection on the output of power adapter (22), communication module (5) and electronic slip table mechanism (6) respectively with power manager (21) electric connection.

6. The intelligent charging pile for charging AGV equipment according to claim 5, wherein a commercial power input interface (7) is arranged on the side wall of the cabinet (1), and the commercial power input interface (7) is electrically connected with the input end of the power adapter (22) and used for connecting to a 220V alternating current power supply.

7. The intelligent charging pile for charging AGV equipment according to claim 5, wherein a manual charging outlet (8) is arranged on the side wall of the case (1), and the manual charging outlet (8) is electrically connected with the output end of the power adapter (22) through a power transmission cable and used for manually charging the AGV equipment.

8. The intelligent charging pile for charging AGV equipment according to claim 5, wherein at least one heat dissipation fan (9) electrically connected to the power manager (21) and used for dissipating heat of the case (1) in the charging process is disposed on a side wall of the case (1), and a ventilation opening for ventilation is formed in the side wall of the case (1).

9. The intelligent charging pile for charging AGV equipment according to claim 1, wherein a red indicator light (101) and a green indicator light (102) are correspondingly arranged on the upper end face of the case (1), and the red indicator light (101) and the green indicator light (102) are respectively electrically connected with the charger (2) and used for being turned on in the charging process or being turned on after the charging is completed.

10. The intelligent charging pile for charging AGV equipment according to claim 1, characterized in that, electric sliding table mechanism (6) including sliding table base (61), on it longitudinally rotate and be connected with drive lead screw (62), screw thread swing joint has one can follow sliding table (63) that sliding table base (61) longitudinally slided on drive lead screw (62), one side longitudinal fixed connection of sliding table base (61) has a direct current drive motor (64), the axis of rotation of direct current drive motor (64) is connected through the transmission of the axle tip of transmission assembly with drive lead screw (62), quick-witted case (1) in still be equipped with a servo controller (66), servo controller (66) electric connection in charger (2) and direct current drive motor (64) between.