CN219620801U - Lifting control system matched with weight of battery - Google Patents
Lifting control system matched with weight of battery Download PDFInfo
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- CN219620801U CN219620801U CN202320640511.4U CN202320640511U CN219620801U CN 219620801 U CN219620801 U CN 219620801U CN 202320640511 U CN202320640511 U CN 202320640511U CN 219620801 U CN219620801 U CN 219620801U
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- lifting
- battery
- controller
- pressure sensors
- lifting controller
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- 238000005303 weighing Methods 0.000 claims abstract description 22
- 210000003813 thumb Anatomy 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000011217 control strategy Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a lifting control system matched with the weight of a battery, which comprises a battery module, wherein the battery module is detachably arranged on a vehicle body; the battery weighing module is used for transmitting battery data to the lifting controller; the lifting switch is used for converting the control angle into an electric signal and transmitting the electric signal to the lifting controller; the height cable encoder is arranged on the portal and used for converting the lifting height of the portal into an electric signal and transmitting the electric signal to the lifting controller; the lifting motor is connected with the gear pump; and the lifting valve is electrically connected with the lifting controller and is used for judging lifting operation stop under the control of the lifting controller. The utility model prevents the user from directly using the battery with smaller weight when the user does not notice the minimum battery weight requirement in the using process, thereby avoiding the occurrence of safety accidents such as vehicle rollover and the like caused by improper use of the battery.
Description
Technical Field
The utility model relates to the technical field of forklifts, in particular to a lifting control system matched with the weight of a battery.
Background
The weight of the battery of the electric forklift accounts for higher proportion of dead weight, and the electric forklift greatly contributes to the stability of the whole forklift, so that the whole forklift factory limits the minimum weight of the battery actually used by customers on the nameplate of the whole forklift.
However, for the customer, the cost is saved or the same battery for various vehicles is considered, so that the battery may not meet the minimum weight requirement, and meanwhile, when the customer may not notice the minimum battery weight requirement in the use process, the battery with smaller weight is directly used, so that safety accidents such as vehicle rollover are possibly caused. Therefore, how to provide a lifting control system matching the weight of a battery is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to provide a lifting control system matched with the weight of a battery, which prevents a user from directly using the battery with smaller weight when the user does not notice the minimum battery weight requirement in the using process, and further avoids safety accidents such as vehicle rollover and the like caused by improper use of the battery.
According to an embodiment of the utility model, a lifting control system matched with the weight of a battery comprises:
the battery module is detachably arranged in the vehicle body, and a battery tray is arranged below the battery module;
the battery weighing module comprises a plurality of pressure sensors which are independently arranged at the bottom of the battery tray, and the pressure sensors are electrically connected with the lifting controller and are used for transmitting battery data to the lifting controller;
the lifting switch is electrically connected with the lifting controller and used for converting the control angle into an electric signal and transmitting the electric signal to the lifting controller;
the height cable encoder is arranged on the portal frame and is electrically connected with the lifting controller and used for converting the lifting height of the portal frame into an electric signal and transmitting the electric signal to the lifting controller;
the lifting motor is connected with the gear pump and is electrically connected with the lifting controller;
and the lifting valve is electrically connected with the lifting controller and is used for judging lifting operation stop under the control of the lifting controller.
Optionally, the pressure sensors include a first set of pressure sensors and a second set of pressure sensors.
Optionally, the first pressure sensor is arranged horizontally at the bottom of the battery tray, the first group of pressure sensors comprises four pressure sensors, the first group of pressure sensors is arranged horizontally at four corners of the bottom of the battery tray, and the second group of pressure sensors comprises two pressure sensors which are respectively arranged in the left-right direction of the vehicle body.
Optionally, the lifting controller is used for receiving battery quality and centroid parameter signals transmitted by the battery weighing module, the lifting controller is used for receiving switch angle signals transmitted by the lifting switch, and the lifting controller is used for receiving lifting height signals transmitted by the height cable encoder.
Optionally, the lifting switch is a thumb switch.
The beneficial effects of the utility model are as follows:
according to the utility model, the battery weighing module is used for weighing the battery loaded on the vehicle, and simultaneously, three modes of automatic adjustment operation are carried out according to the actual conditions of the battery, so that when a user does not notice the minimum battery weight requirement in the use process, the battery with smaller weight is directly used, and further, the safety accidents such as vehicle rollover and the like caused by improper use of the battery are avoided.
Drawings
In the drawings:
FIG. 1 is a block diagram of a lifting control system for matching the weight of a battery according to the present utility model;
FIG. 2 is a control flow chart of a lifting control system for matching the weight of a battery according to the utility model;
fig. 3 is a schematic diagram of a battery module placement of a lifting control system matching the weight of a battery according to the present utility model.
In the figure: 010-battery weighing module, 020-lifting switch, 030-height cable encoder, 040-lifting controller, 050-lifting motor, 060-lifting valve, 070-car body, 080-battery module and 090-battery tray.
Detailed Description
Referring to fig. 1-2, a lifting control system for matching the weight of a battery, comprising:
battery module 080, battery module 080 is detachably installed in vehicle body 070, battery tray 090 is arranged below battery module 080;
the battery weighing module 010, the battery weighing module 010 comprises a plurality of pressure sensors which are independently arranged at the bottom of the battery tray 090, and the pressure sensors are electrically connected with the lifting controller 040 and are used for transmitting battery data to the lifting controller 040;
in this embodiment, the pressure sensors include a first set of pressure sensors and a second set of pressure sensors, such as: the distance and angle are calculated by a processor contained in the battery weighing module 010 to obtain battery data, which includes battery mass, centroid horizontal coordinates and centroid vertical coordinates, and the battery data is transmitted to the hoist controller 040.
The first group of pressure sensors comprises four pressure sensors which are horizontally arranged at four corners of the bottom of the battery tray 090, and the sum of the mass measured by each of the four pressure sensors is the total mass of the battery module 080; the sum of the masses of the two sensors on the left, the sum of the two sensors on the right and the mounting distance of the left and right sensors are calculated by a processor contained in the battery weighing module 010 to obtain the horizontal coordinates of the mass center of the battery module 080, and the sum of the masses of the two sensors on the front, the sum of the two sensors on the back and the mounting distance of the front and back sensors are calculated by a processor contained in the battery weighing module 010 to obtain the longitudinal coordinates of the mass center of the battery module 080.
The second group of pressure sensors comprises two pressure sensors which are respectively arranged in the left-right direction of the vehicle body 070 and are integrally arranged at a certain inclination angle; the mass, the installation distance and the inclination angle of each sensor measured by the second group of two sensors are added with the horizontal coordinate of the mass center of the battery calculated by the first group of sensors, the vertical coordinate of the mass center of the battery is obtained through calculation by a processor contained in a weighing system, and finally the mass, the horizontal coordinate, the longitudinal coordinate and the vertical coordinate of the battery are transmitted to a lifting controller 040.
The lifting switch 020, the lifting switch 020 is a thumb switch, the lifting switch 020 is electrically connected with the lifting controller 040, and when an operator pulls the switch to rotate a certain angle, the control angle is converted into an electric signal to be transmitted to the lifting controller 040;
the height cable encoder 030 is arranged on the portal, the height cable encoder 030 is electrically connected with the lifting controller 040, and the height cable encoder 030 is driven to rotate along with lifting of the portal, so that the lifting height is converted into an electric signal and transmitted to the lifting controller 040;
the lifting motor 050 is connected with the gear pump, the lifting motor 050 is electrically connected with the lifting controller 040, and the lifting motor 050 realizes different rotating speeds under the current control of the lifting controller 040, so that the gear pump connected with the lifting motor 050 has different rotating speeds and different oil supply amounts, and different lifting speeds are realized;
the lifting valve 060 is electrically connected with the lifting controller 040 and is used for judging lifting operation and stop under the control of the lifting controller 040, and the lifting valve 060 realizes the on-off of a lifting oil way under the control of the lifting controller 040.
In this embodiment, the lifting controller 040 is used for receiving the battery quality and centroid parameter signals transmitted by the battery weighing module 010, the lifting controller 040 is used for receiving the switch angle signals transmitted by the lifting switch 020, the lifting controller 040 is used for receiving the lifting height signals transmitted by the height cable encoder 030, the three signals are transmitted to the lifting controller 040 through the CAN bus, and the corresponding lifting speed control strategy and the maximum lifting height limit value are found out through the calculation of the built-in program of the lifting controller 040; and the rotating speed of the lifting motor 050 is controlled according to the control, so that the corresponding requirements of lifting speed control and maximum lifting height limitation are met.
Wherein, the control strategy of the lifting speed: the lifting controller 040 selects a battery weighing module 010 to obtain a battery quality value actually assembled on the whole vehicle, when a lifting height corresponding to a lifting height signal is obtained under the height inhaul cable encoder 030, a maximum allowable lifting speed value is compared with a maximum lifting speed value determined by the controlled opening of the lifting valve 060, and the minimum value of the two values is taken to control the lifting motor 050 to execute the rotating speed under the corresponding value, so that the minimum lifting speed is realized. And the lifting speed is not needed under different lifting heights, and the sectional control is performed.
Wherein, the maximum lifting height limit value: the lifting controller 040 obtains the actual lifting height of the portal from the lifting height signal obtained by the height inhaul cable encoder 030, meanwhile, the battery weighing module 010 obtains the maximum allowable lifting height limiting value corresponding to the battery quality value actually assembled on the whole vehicle, and when the maximum allowable value is reached, the lifting switch 020 is controlled to be closed and the lifting motor 050 is controlled to stop rotating, so that the purpose of not lifting after limiting the lifting height is achieved.
The present embodiment is divided into three modes:
mode one, the battery quality is too small to use:
under any value of the angle signal of the lifting switch 020, the lifting controller 040 outputs a lifting motor current value of 0, namely the lifting motor 050 does not work; and meanwhile, the on-off signal of the lifting valve is output to be closed, namely the lifting valve 060 is closed, namely lifting action is not performed.
In the second mode, the battery quality can be used, but the corresponding maximum height capable of lifting is smaller than the original maximum lifting height of the vehicle:
when the maximum lifting height is not reached, the lifting controller 040 controls and outputs the lifting current value according to the angle signal of the lifting switch 020, and simultaneously controls and opens the lifting valve 060, thereby realizing the corresponding lifting speed. When the current value is close to the maximum lifting height, the allowable maximum value of the current value of the lifting motor is reduced, namely the maximum value of the lifting speed is reduced; when the maximum lifting height is reached, the current value of the output lifting motor is 0, namely the lifting motor 050 does not work; meanwhile, the on-off signal of the lift valve is output to be closed, namely the lift valve 060 is closed; i.e. stopping the lifting action.
Mode three, battery quality can use, and the maximum height that can rise that corresponds is greater than the original maximum height that rises of vehicle:
and controlling lifting action according to the original program of the lifting controller 040 without adjusting and controlling.
It can be understood that the driving modes of the battery weighing module 010, the lifting switch 020, the height cable encoder 030, the lifting motor 050, the lifting controller 040 and the lifting valve 060 in the utility model can be driven by adopting an external power line mode, and the control of the battery weighing module 010, the height cable encoder 030 and the lifting controller 040 can be programmed by adopting a main control system, and the control principle is realized by the prior control technology. The types of the battery weighing module 010, the lifting switch 020, the height cable encoder 030, the lifting motor 050, the lifting controller 040 and the lifting valve 060 are not limited to a single type, and can be the types suitable for the utility model in the market.
In this embodiment, the battery weighing module 010 can weigh the battery loaded on the vehicle, and simultaneously, the automatic adjustment operation of three modes is performed according to the actual condition of the battery, so that when the user does not notice the minimum battery weight requirement in the use process, the battery with smaller weight is directly used, and further, the safety accidents such as vehicle rollover caused by improper use of the battery are avoided.
Claims (5)
1. A hoist control system for matching battery weight, comprising:
a battery module (080), wherein the battery module (080) is detachably arranged in the vehicle body (070), and a battery tray (090) is arranged below the battery module (080);
the battery weighing module (010), the battery weighing module (010) comprises a plurality of pressure sensors which are independently arranged at the bottom of the battery tray (090), and the pressure sensors are electrically connected with the lifting controller (040) and are used for transmitting battery data to the lifting controller (040);
the lifting switch (020) is electrically connected with the lifting controller (040) and is used for converting the control angle into an electric signal and transmitting the electric signal to the lifting controller (040);
the height cable encoder (030) is arranged on the portal frame, and the height cable encoder (030) is electrically connected with the lifting controller (040) and is used for converting the lifting height of the door frame into an electric signal and transmitting the electric signal to the lifting controller (040);
the lifting motor (050) is connected with the gear pump, and the lifting motor (050) is electrically connected with the lifting controller (040);
and the lifting valve (060) is electrically connected with the lifting controller (040) and is used for judging lifting operation stop under the control of the lifting controller (040).
2. The lift control system of claim 1, wherein the pressure sensors comprise a first set of pressure sensors and a second set of pressure sensors.
3. The lifting control system for matching battery weight according to claim 2, wherein the first set of pressure sensors comprises four pressure sensors horizontally arranged at the bottom four corners of the battery tray (090), and the second set of pressure sensors comprises two pressure sensors respectively arranged in the left-right direction of the vehicle body (070).
4. The lifting control system for matching the weight of the battery according to claim 1, wherein the lifting controller (040) is used for receiving battery quality and mass center parameter signals transmitted by the battery weighing module (010), the lifting controller (040) is used for receiving switch angle signals transmitted by the lifting switch (020), and the lifting controller (040) is used for receiving lifting height signals transmitted by the height cable encoder (030).
5. The lifting control system for matching battery weight according to claim 1, wherein the lifting switch (020) is a thumb switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640511.4U CN219620801U (en) | 2023-03-28 | 2023-03-28 | Lifting control system matched with weight of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640511.4U CN219620801U (en) | 2023-03-28 | 2023-03-28 | Lifting control system matched with weight of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219620801U true CN219620801U (en) | 2023-09-01 |
Family
ID=87794945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320640511.4U Active CN219620801U (en) | 2023-03-28 | 2023-03-28 | Lifting control system matched with weight of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219620801U (en) |
-
2023
- 2023-03-28 CN CN202320640511.4U patent/CN219620801U/en active Active
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