CN114701422A - Steel coil pallet truck and operation method thereof - Google Patents
Steel coil pallet truck and operation method thereof Download PDFInfo
- Publication number
- CN114701422A CN114701422A CN202210127674.2A CN202210127674A CN114701422A CN 114701422 A CN114701422 A CN 114701422A CN 202210127674 A CN202210127674 A CN 202210127674A CN 114701422 A CN114701422 A CN 114701422A
- Authority
- CN
- China
- Prior art keywords
- steel coil
- pallet truck
- coil
- charging
- strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/06—Securing of load
- B60P7/08—Securing to the vehicle floor or sides
- B60P7/12—Securing to the vehicle floor or sides the load being tree-trunks, beams, drums, tubes, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/36—Vehicles designed to transport cargo, e.g. trucks
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of steel coil pallet trucks, in particular to a steel coil pallet truck which comprises a steel coil pallet truck, wherein wheels are arranged at the lower end of the steel coil pallet truck, capacitor modules are symmetrically arranged at two ends of the upper side of the steel coil pallet truck, a steel coil support frame is fixedly arranged at the central position of the upper end of the steel coil pallet truck, steel coils are placed on the steel coil support frame, and charging systems are arranged on the steel coil pallet truck and on a running route. The method comprises the following steps: waiting for materials; step two: conveying materials; step three: loading and unloading materials at fixed points; step four: returning; step five: and (6) charging.
Description
Technical Field
The invention relates to the technical field of steel coil pallet trucks, in particular to a steel coil pallet truck and an operation method thereof.
Background
At the coil of strip factory at present, there is not one set of complete ripe transportation handling system to the coil of strip that produces, it is extremely low to lead to its transportation handling efficiency of coil of strip after producing, has seriously influenced the production efficiency of coil of strip factory, and the transport means who adopts at present all is great freight train, and the fixing device who does not set up the coil of strip on the freight train, need the manual work to fix, unusual trouble, and the freight train consumes very high in the in-process oil that uses, and then makes manufacturing cost increase.
Therefore, a steel coil pallet truck and an operation method thereof are provided to solve the above disadvantages.
Disclosure of Invention
The invention aims to provide a steel coil pallet truck and an operation method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a coil of strip pallet truck, includes coil of strip pallet truck, coil of strip pallet truck's lower extreme is provided with the wheel, and coil of strip pallet truck's upside both ends symmetry installs the condenser module, fixed mounting has the coil of strip support frame on coil of strip pallet truck's the upper end central point puts, the coil of strip has been placed on the coil of strip support frame, be provided with charging system on the coil of strip pallet truck and on the operation route.
Preferably, the capacitor module is positioned and fastened with the pin hole through the positioning pin on the back of the capacitor module, and the module mounting plate is fastened by screws after the capacitor module is pushed in place from the module supporting plate.
Preferably, the hoisting holes and the base mounting holes in the capacitor module are all designed on the frame of the cabinet body, and the bearing weight of each hoisting point is more than 1 ton.
Preferably, the charging system comprises a charger, a ground control device and a vehicle-mounted device, the charger is fixedly mounted on a running line and charges the steel coil pallet truck, and the charger base is provided with a contraposition translation device.
Preferably, ground controlling means fixed mounting is in one side of machine that charges, realizes being connected with coil of strip pallet truck through the automatic charging device on the ground controlling means, and through counterpoint translation device adjustment ground controlling means's position and angle.
Preferably, the vehicle-mounted device is fixedly mounted on the steel coil pallet truck, is connected with the automatic charging device in the working state, and is adjusted through the alignment translation device.
The running method of the steel coil pallet truck comprises the following operation steps:
the method comprises the following steps: material waiting: the fully charged steel coil pallet truck is driven to a rolling center, and loading is waited in a steel coil packaging area of the rolling center;
step two: conveying materials: the steel coil pallet truck with the steel coil is operated on different specified routes;
step three: fixed-point loading and unloading: each steel coil pallet truck enters different areas, namely a steel coil one-span, a steel coil two-span and a steel coil three-span respectively, and then steel coils are loaded and unloaded in a steel coil one-span coil transporting truck loading and unloading area, a steel coil two-span coil transporting truck loading and unloading area and a steel coil three-span coil transporting truck loading and unloading area respectively;
step four: and (3) returning: after the loading and unloading of the steel coil are finished, the steel coil pallet truck returns to a rolling center and circularly works in a reciprocating mode;
step five: charging: when the electric quantity of coil of strip pallet truck is not enough, utilize the machine that charges to charge in joining in marriage electrical room near the factory building, and coil of strip pallet truck arrives the point of charging and is held by braking in order to reach automatic charging device horizontal direction 400mm precision range by braking system, connects through ground charging device and charges.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the conveying efficiency of the steel coil is greatly improved through the designed running line of the steel coil pallet truck, the work of each loading and unloading point can be ensured to be smoothly carried out, the loading and unloading work efficiency is fully ensured, and the work efficiency of steel coil production is greatly improved;
2. change traditional freight train into the electric capacity car, come the drive vehicle operation through electricity, reduced manufacturing cost, and be provided with the machine that charges on the operation route, be convenient for charge the vehicle, guaranteed going on in order of transportation work, and be provided with coil of strip fixing device on the car, can transport the coil of strip quick fixation on the vehicle, alleviateed staff's working strength.
Drawings
Fig. 1 is a schematic structural view of a steel coil pallet truck;
FIG. 2 is a schematic diagram of an operation circuit of the steel coil pallet truck;
FIG. 3 is a topology diagram of a charging system;
FIG. 4 is a high-low follow-up stroke diagram of the telescopic arm;
FIG. 5 is a follow-up compensation diagram of the telescopic wall;
FIG. 6 is a diagram of the lateral offset stroke of the telescopic boom;
FIG. 7 is a view showing a construction of a main constituent unit of the floor apparatus;
FIG. 8 is a schematic view of an alignment translation mechanism;
FIG. 9 is a main component diagram of the in-vehicle apparatus;
FIG. 10 is a flow chart of CMS control of high voltage power up and down;
fig. 11 is a block diagram of a capacitor system.
In the figure: 1. a steel coil pallet truck; 11. a wheel; 12. a capacitor module; 13. a steel coil supporting frame; 2. a steel coil; 3. and (4) rolling the center.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 11, the present invention provides a technical solution:
a steel coil pallet truck comprises a steel coil pallet truck 1, wheels 11 are arranged at the lower end of the steel coil pallet truck 1, capacitor modules 12 are symmetrically installed at two ends of the upper side of the steel coil pallet truck 1, the capacitor modules 12 are fixedly positioned and fastened with pin holes through positioning pins at the back of the capacitor modules 12, after the capacitor modules 12 are pushed in place from a module pallet, module mounting plates are fastened by screws, hoisting holes and base mounting holes in the capacitor modules 12 are all designed on a frame of a cabinet body, the bearing weight of each hoisting point is more than 1 ton, in addition, when the capacitor modules 12 are maintained and disassembled, only the screws of the module mounting plates are screwed, a single basic module can be taken out for maintenance or replacement, in addition, when the capacitor modules 12 are arranged and installed, a maintenance channel of 420mm is reserved in the door opening direction, in addition, the capacitor modules 12 are controlled and guaranteed to operate through a super capacitor management system, the capacitor module 12 can acquire data of voltage, current, temperature and the like of the capacitor in real time, automatically balance pressure difference and realize alarming and protecting over-temperature, over-voltage, over-current and under-voltage of the capacitor. The high-efficiency, reliable and safe operation of the traction locomotive is guaranteed, and the main functions of the capacitance management system are as follows;
1) real-time tracking capacitor operating state and parameter detection
Various data (voltage, current, temperature and the like) are collected in real time, and the charge-discharge state of the capacitor is monitored.
2) Remaining power estimation
And (3) estimating and monitoring the internal State (such as capacity and SOC (State of Charge)) of the capacitor by adopting a corresponding algorithm.
3) Charge and discharge control
And the system supports a national standard charging protocol, is connected with a charger and realizes the charging of the super capacitor. And controlling the charging and discharging of the capacitor according to the charge state of the capacitor, and when certain parameter exceeds the standard, such as the voltage of the single capacitor is too high or too low, in order to ensure the normal use and performance of the capacitor bank, the system cuts off the relay and stops the energy supply and release of the capacitor.
4) Thermal management
The temperature of a capacitance measuring point in each capacitance box is collected in real time, and the over-high temperature of the capacitance is prevented by controlling refrigeration equipment such as an air conditioner fan and the like.
5) Equalization control
Due to the individual difference of the capacitors, the use states of the capacitors and other reasons, the inconsistency of the capacitors in the use process is more and more serious, and the system can judge and automatically perform equalization processing.
6) Fault diagnosis
The capacitor management system detects the state parameters of the capacitor system in real time and triggers a fault alarm according to a set alarm threshold.
7) Information monitoring
The main information of the capacitor can be displayed in real time on the HMI display terminal.
8) Parameter setting
Because the types and the quantity of capacitors used by different vehicle types and the capacity and the quantity of each capacitor box are different, the system has the function of flexibly configuring information such as vehicle types, vehicle numbers, capacitor types, capacitor modes and the like.
9) Remote monitoring
And based on a remote wireless transmission system, monitoring the running state of the system in real time on line.
10) CMS alarm mechanism and alarm type list:
remarking: the primary alarm only reports fault information, the super capacitor system does not perform fault processing, the central control system performs fault processing, the faults continue to deteriorate after the primary alarm is triggered, and the secondary alarm is triggered, so that the super capacitor system can forcibly cut off an output and input loop.
According to the traction calculation of the whole vehicle, a certain margin is reserved, the capacity of the super capacitor bank at least meets the requirement of 1200m operation energy consumption and the remaining 20% of electric quantity margin is 5.68kWh in total
The power demand.
The working temperature range of the super capacitor bank and the matched high-low voltage cabinet is-25 ℃ to +55 ℃, the protection grade can reach IP20, and the super capacitor bank and the matched high-low voltage cabinet are suitable for the working condition of the electric tractor. The system adopts 4.0V/17000F single bodies 2 and 126 to form a 480V/270F super capacitor power supply system in series, in addition, the automatic charging system adopts a side edge bottom automatic plug-in system for online charging, the maximum charging power of a charger is 60KW, the input voltage AC380V +/-15 percent, the output voltage of the charging system is 200 plus and 750VDC adjustable, and the super capacitor system drives the steel coil pallet truck alternating current motor through the direct-conversion alternating-current output AC 380V.
Fixed mounting has coil of strip support frame 13 on coil of strip pallet truck 1's upper end central point puts, the coil of strip has been placed on coil of strip support frame 13, coil of strip pallet truck 1 is last and be provided with charging system and charging system on the service route including the machine that charges, ground control device and on-vehicle device, machine fixed mounting charges on the service route, the work of charging to coil of strip pallet truck, and install counterpoint translation device on the charger base, ground control device fixed mounting is in one side of the machine that charges in addition, realize being connected with coil of strip pallet truck through the automatic charging device on the ground control device, and position and angle through counterpoint translation device adjustment ground control device, and on-vehicle device fixed mounting is on coil of strip pallet truck 1, and on-vehicle device is connected with automatic charging device under operating condition, and adjust through counterpoint translation device.
The stroke of the telescopic arm in the extending direction:
working stroke: 490-790mm (allowing the extension direction of the telescopic arm of the charging vehicle to be +/-150 mm); limiting travel: 800mm.
The telescopic arm can provide the follow-up compensation of +20mm to-60 mm, and can be used for carrying out proper adaptation on the height of a vehicle charging interface.
Because the vehicle running direction can generate parking error, the telescopic arm can provide deviation compensation about +/-100 mm of the running direction.
And (3) logic control process:
after the vehicle is parked, the vehicle management background positions whether the vehicle is in place or not, and judges whether charging confirmation is allowed or not;
after the charging permission is confirmed, a charging instruction is sent to a charging system, and the ground control device controls the telescopic mechanism to perform stretching action;
a mechanical connection completion confirmation;
an electrical connection completion confirmation;
the charging pile starts to charge;
the vehicle operation platform issues a charging stopping instruction to the charging system, and the charging pile is stopped;
the electrical connection is disconnected;
the mechanical connection is disconnected;
the telescoping mechanism executes the retracting action, and the cycle is finished.
The operation mode is as follows:
the charger is placed in a power distribution room near a steel coil warehouse plant, the ground device is arranged near a junction of 2 separated guide rails, each guide rail is provided with two ground devices, and the charger and the ground charging device are connected in a trench wiring mode. And the steel coil car unloads the steel coil and then drives to a charging point for charging. When the steel coil car reaches a charging point, the steel coil car is braked by a braking system so as to achieve the precision range of +/-400 mm of the automatic charging device in the horizontal direction.
The running method of the steel coil pallet truck comprises the following operation steps:
the method comprises the following steps: and (3) waiting: the fully charged steel coil pallet truck 1 is driven to a rolling center, and steel coil packing areas in the rolling center are subjected to waiting loading;
step two: conveying materials: the steel coil pallet truck 1 provided with the steel coil 2 runs on different specified routes;
step three: fixed-point loading and unloading: each steel coil pallet truck 1 respectively enters different areas, namely a steel coil first span, a steel coil second span and a steel coil third span, and then the steel coil 2 is respectively loaded and unloaded in a steel coil first span coil transporting truck loading and unloading area, a steel coil second span coil transporting truck loading and unloading area and a steel coil third span coil transporting truck loading and unloading area;
step four: and (3) returning: after the loading and unloading of the steel coil 2 are finished, the steel coil pallet truck 1 returns to a rolling center and circularly works in a reciprocating mode;
step five: charging: when the electric quantity of the steel coil pallet truck 1 is insufficient, a charger is used for charging in a power distribution room near a factory building, the steel coil pallet truck 1 reaches a charging point, is braked by a brake system in a holding mode so as to reach the precision range of +/-400 mm of the horizontal direction of the automatic charging device, and is connected and charged through a ground charging device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a coil of strip pallet truck, includes coil of strip pallet truck (1), its characterized in that: the lower extreme of coil of strip pallet truck (1) is provided with wheel (11), and the upside both ends symmetry of coil of strip pallet truck (1) installs condenser module (12), fixed mounting has coil of strip support frame (13) on the upper end central point of coil of strip pallet truck (1) puts, the coil of strip has been placed on coil of strip support frame (13), be provided with charging system on coil of strip pallet truck (1) and the operation route.
2. The steel coil pallet truck as set forth in claim 1, wherein: and the capacitor module (12) is positioned and fastened with the pin hole through the positioning pin at the back of the capacitor module, and the capacitor module (12) is fastened on the module mounting plate by screws after being pushed in place from the module supporting plate.
3. The steel coil pallet truck as set forth in claim 2, wherein: hoisting holes and base mounting holes in the capacitor module (12) are all designed in a frame of the cabinet body, and the bearing weight of each hoisting point is larger than 1 ton.
4. The steel coil pallet truck as set forth in claim 1, wherein: the charging system comprises a charger, a ground control device and a vehicle-mounted device, wherein the charger is fixedly installed on a running line and charges the steel coil pallet truck, and the charger base is provided with an alignment translation device.
5. The steel coil pallet truck as set forth in claim 4, wherein: the ground control device is fixedly installed on one side of the charger, the connection with the steel coil pallet truck is realized through an automatic charging device on the ground control device, and the position and the angle of the ground control device are adjusted through the alignment translation device.
6. The steel coil pallet truck as set forth in claim 4, wherein: the vehicle-mounted device is fixedly mounted on the steel coil pallet truck (1), is connected with the automatic charging device in the working state, and is adjusted through the alignment translation device.
7. Method for operating a steel coil pallet truck according to any one of claims 1 to 6, comprising the following operating steps:
the method comprises the following steps: and (3) waiting: the fully charged steel coil pallet truck (1) is driven to a rolling center, and steel coil packing areas in the rolling center are subjected to waiting loading;
step two: conveying materials: the steel coil pallet truck (1) provided with the steel coil (2) runs on different specified routes;
step three: fixed-point loading and unloading: each steel coil pallet truck (1) enters different areas, namely a steel coil first span, a steel coil second span and a steel coil third span respectively, and then the steel coil (2) is loaded and unloaded in a steel coil first span coil transporting truck loading and unloading area, a steel coil second span coil transporting truck loading and unloading area and a steel coil third span coil transporting truck loading and unloading area respectively;
step four: and (3) returning: after the loading and unloading of the steel coil (2) are finished, the steel coil pallet truck (1) returns to a rolling center and works in a circulating and reciprocating mode;
step five: charging: when the electric quantity of the steel coil pallet truck (1) is insufficient, a charger is used for charging in a power distribution room near a factory building, the steel coil pallet truck (1) reaches a charging point and is braked by a brake system to reach the precision range of +/-400 mm of the horizontal direction of the automatic charging device, and the ground charging device is used for connection charging.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210127674.2A CN114701422A (en) | 2022-02-11 | 2022-02-11 | Steel coil pallet truck and operation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210127674.2A CN114701422A (en) | 2022-02-11 | 2022-02-11 | Steel coil pallet truck and operation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114701422A true CN114701422A (en) | 2022-07-05 |
Family
ID=82167612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210127674.2A Pending CN114701422A (en) | 2022-02-11 | 2022-02-11 | Steel coil pallet truck and operation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114701422A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115649128A (en) * | 2022-12-28 | 2023-01-31 | 江苏博壹重工有限公司 | Steel coil pallet truck with fixed protective structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104386070A (en) * | 2014-11-26 | 2015-03-04 | 北京首钢国际工程技术有限公司 | Steel coil carrier vehicle supplied with power by super-capacitor |
WO2017136860A2 (en) * | 2016-02-04 | 2017-08-10 | Vdm Supply Chain Solutions (Pty) Ltd | Coil transport cradle and process |
CN108069218A (en) * | 2017-01-05 | 2018-05-25 | 北京首钢国际工程技术有限公司 | It is a kind of can active steering from traveling transport vehicle for steel coils |
CN111003442A (en) * | 2019-11-21 | 2020-04-14 | 北京首钢国际工程技术有限公司 | Pallet truck steel coil transportation system and pallet steel coil transportation system linking device |
CN111823915A (en) * | 2020-07-20 | 2020-10-27 | 武汉工程大学 | Automatic charging device of electric automobile |
CN113085918A (en) * | 2021-03-31 | 2021-07-09 | 天津一重电气自动化有限公司 | Intelligent steel coil transportation system based on power supply of trolley lines |
-
2022
- 2022-02-11 CN CN202210127674.2A patent/CN114701422A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104386070A (en) * | 2014-11-26 | 2015-03-04 | 北京首钢国际工程技术有限公司 | Steel coil carrier vehicle supplied with power by super-capacitor |
WO2017136860A2 (en) * | 2016-02-04 | 2017-08-10 | Vdm Supply Chain Solutions (Pty) Ltd | Coil transport cradle and process |
CN108069218A (en) * | 2017-01-05 | 2018-05-25 | 北京首钢国际工程技术有限公司 | It is a kind of can active steering from traveling transport vehicle for steel coils |
CN111003442A (en) * | 2019-11-21 | 2020-04-14 | 北京首钢国际工程技术有限公司 | Pallet truck steel coil transportation system and pallet steel coil transportation system linking device |
CN111823915A (en) * | 2020-07-20 | 2020-10-27 | 武汉工程大学 | Automatic charging device of electric automobile |
CN113085918A (en) * | 2021-03-31 | 2021-07-09 | 天津一重电气自动化有限公司 | Intelligent steel coil transportation system based on power supply of trolley lines |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115649128A (en) * | 2022-12-28 | 2023-01-31 | 江苏博壹重工有限公司 | Steel coil pallet truck with fixed protective structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102064578B (en) | Replacing station for electric vehicles | |
JP6603335B2 (en) | Railway transportation system with built-in power supply | |
WO2015120753A1 (en) | Electric vehicle battery pack replacement system consisting of computers, internet, multiple robots | |
CN203326858U (en) | Dual source system converter | |
CN111355281A (en) | Vehicle-mounted movable energy storage system | |
CN102170146A (en) | A battery intelligent management system used for a patrol robot in a transformer substation | |
CN102520722B (en) | Automated guided vehicle utilizing non-contact power supply | |
Wu et al. | An overview of a 50kW inductive charging system for electric buses | |
CN114701422A (en) | Steel coil pallet truck and operation method thereof | |
CN109283921B (en) | Intelligent container rail flat car control system and rail flat car | |
CN110504721A (en) | Moving charging power station | |
CN109305061B (en) | Highway transportation system adopting contact net for power supply | |
CN202394114U (en) | Non-contact powered automatic guide vehicle | |
CN113612299A (en) | Integrated photovoltaic power generation and user-side micro-grid energy storage integrated power conversion station framework applied to double-energy double-battery-pack electric automobile | |
CN109178029A (en) | Motor driven railway track circuit rail inspection detects vehicle | |
CN207069682U (en) | A kind of mobile trolley emergency power supply | |
CN205070588U (en) | Electric locomotive stand -by power supply system | |
CN207295353U (en) | A kind of power contacts net and the double dynamical rail milling car of storage battery group | |
CN113212470A (en) | Electric power storage battery engineering vehicle | |
CN218906935U (en) | Super capacitor new forms of energy transport vechicle | |
CN112937514A (en) | Intelligent parking equipment | |
CN218619811U (en) | Hoisting tool for battery pack of electric heavy truck and top-hung heavy truck battery replacement station applying hoisting tool | |
CN217917742U (en) | Mobile battery replacing vehicle and system | |
CN205248796U (en) | Direct -current power source screen | |
CN105365650B (en) | A kind of extra-high voltage power transformer calibration car |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220705 |