CN113588307A - Multifunctional rescue accessory performance test platform and method for hydraulic excavator - Google Patents
Multifunctional rescue accessory performance test platform and method for hydraulic excavator Download PDFInfo
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- CN113588307A CN113588307A CN202110807655.XA CN202110807655A CN113588307A CN 113588307 A CN113588307 A CN 113588307A CN 202110807655 A CN202110807655 A CN 202110807655A CN 113588307 A CN113588307 A CN 113588307A
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- 238000011056 performance test Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 15
- 238000012360 testing method Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- 238000010998 test method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The invention provides a multifunctional rescue accessory performance test platform and a multifunctional rescue accessory performance test method for a hydraulic excavator. The invention provides a multifunctional rescue accessory performance test platform and a multifunctional rescue accessory performance test method for a hydraulic excavator.
Description
Technical Field
The invention belongs to the technical field of excavator testing, and particularly relates to a multifunctional rescue accessory performance testing platform and method for a hydraulic excavator.
Background
The engineering machinery plays a vital role in emergency rescue, but the special rescue engineering machinery is provided with a special multifunctional rescue accessory which usually has more than two functions and has higher control requirement on compound action, and in order to improve the control on the compound action, the multi-way valve is usually adopted for controlling in the prior art, and the sequential action of each actuating mechanism of the excavator and the coordination of the compound action are ensured, so that the relevant test on the multi-way valve of the excavator is very important. In the prior art, for testing a multi-way valve, for example, chinese patent publication No. CN103471829A provides a multi-way valve test bed for a hydraulic excavator, wherein the test bed includes: the hydraulic system comprises a main power oil unit, a pilot oil supply unit, a simulation loading unit, a cooling and filtering unit, an oil return unit and an oil supply tank; the measurement and control system comprises an industrial personal computer and a PLC (programmable logic controller), can simulate the actual working condition of the multi-way valve of the excavator more truly, and can also test the multi-way valve simultaneously. However, the test bed is still different from the real working environment, and the tests of the functionality, reliability, safety and the like of the multifunctional rescue accessory cannot be really and accurately tested in the actual rescue process due to the difference between different rescue accessories, so that the problem is solved.
Disclosure of Invention
In order to solve the technical problems, the invention provides a performance test platform and a method for a multifunctional rescue accessory of a hydraulic excavator.
The invention is realized by the following technical scheme:
a performance test platform for a multifunctional rescue accessory of a hydraulic excavator comprises a pressure sensor, a flow sensor and a storage controller, wherein the pressure sensor and the flow sensor are arranged on a control oil path of the multifunctional rescue accessory, the pressure sensor and the flow sensor are in data transmission connection with the storage controller, the storage controller is fixed on the hydraulic excavator, when the multifunctional rescue accessory performs actual action, corresponding parameters can be recorded, and finally, the performance of the multifunctional rescue accessory is judged through the recorded pressure and flow parameters, so that comprehensive performance tests of the multifunctional rescue accessory in terms of functionality, reliability, safety and the like are realized.
The device also comprises a detection display device, wherein the detection display device is connected with the storage controller in a bidirectional data transmission manner, and the recorded pressure and flow parameters can be conveniently checked.
The multifunctional rescue accessory device is characterized by further comprising a universal integrated module and an operation control device, the universal integrated module comprises a signal receiver, a controller and an electric control multi-way valve, the operation control device, the signal receiver, the controller and the electric control multi-way valve are connected in sequence through data transmission, an oil inlet and an oil return port of a main control valve of the electric control multi-way valve are respectively connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve through pipelines, a bypass control valve of the electric control multi-way valve is connected with a multifunctional rescue accessory through a control oil way, and the controller outputs corresponding instructions to the multi-way valve, so that the hydraulic power oil on-off of the multi-way valve is controlled, and the action control of the multifunctional rescue accessory is realized.
The control oil path of the multifunctional rescue accessory is three paths, and each path controls different actions.
The operation control device is internally provided with a wireless signal transmitter, the signal receiver is internally provided with a wireless signal receiver, wireless transmission is realized, remote operation CAN be carried out, the safety of operators is ensured, CAN bus interfaces are arranged on the operation control device and the signal receiver, and CAN buses CAN be also installed for wired transmission.
The general integrated module is an external detachable installation structure, can be used for quickly transforming a common hydraulic excavator into a special rescue engineering machine through installing the general integrated module, can also be quickly disassembled and restored into the common hydraulic excavator again, and reduces the maintenance cost of the special rescue engineering machine.
The application also provides a performance test method of the multifunctional rescue accessory of the hydraulic excavator, and the performance test platform of the multifunctional rescue accessory of any one hydraulic excavator comprises the following steps:
the method comprises the following steps: the multifunctional rescue accessory and the universal integrated module are installed on the hydraulic excavator, a controller in the universal integrated module is connected to a vehicle-mounted power supply, an oil inlet and an oil return port of an electric control multi-way valve main control valve in the universal integrated module are connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve through pipelines, a bypass control valve of the electric control multi-way valve is respectively connected with control oil paths of all functional modules of the multifunctional rescue accessory, a pressure sensor and a flow sensor are installed on the control oil paths, a storage controller and a detection display device are fixed on the hydraulic excavator, and data lines are connected between the pressure sensor and the storage controller and between the flow sensor and the storage controller;
step two: the multifunctional rescue accessory is operated to perform actual rescue actions by inputting control instructions through the operation control device, and the pressure sensor and the flow sensor monitor pressure and flow data in each control oil way in real time and transmit the data to the storage controller for data storage;
step three: after the rescue action is finished, the performance of the multifunctional rescue accessory is judged by looking up and analyzing pressure and flow data through the detection display equipment.
And in the first step, different multifunctional rescue accessory types and different rescue environment combinations are replaced to carry out comprehensive performance test.
In the second step, a control instruction is input through the operation control device and is transmitted to the controller through the signal receiver; after receiving the control instruction, the controller controls the electromagnetic coil on the electric control multi-way valve to realize the action of the valve core, and distributes the pressure oil on the slave main control valve to the multifunctional rescue accessory, thereby realizing the composite action control of the multifunctional rescue accessory.
Judging the safety of action control according to whether the pressure and flow data have abnormal inflection points in the third step; judging the reliability of the action control according to whether the pressure and flow data have abnormal fluctuation; and judging the functionality of the multifunctional rescue accessory according to the action completion effect, and adjusting pressure and flow control parameters according to the completion condition to achieve the expected action effect.
The invention has the beneficial effects that:
compared with the prior art, through setting up pressure sensor, flow sensor, storage controller and detection display device, when multi-functional rescue accessory carries out actual action, can take notes and show corresponding parameter, through the pressure and the flow parameter of record at last, judge the performance of multi-functional rescue accessory, realize the comprehensive properties tests such as functionality, reliability and security to multi-functional rescue accessory, for promoting multi-functional rescue accessory work efficiency, improve control program and provide data support, reduce the energy consumption, prolong effective rescue operating time, be favorable to the development of rescue work more.
Drawings
Fig. 1 is a schematic diagram of the structural and functional principles of the present invention.
In the figure: 1-a general integrated module, 2-an operation control device, 3-a signal receiver, 4-a controller, 5-an electric control multi-way valve, 6-a vehicle-mounted power supply, 7-a vehicle-mounted hydraulic main control valve, 8-a multifunctional rescue accessory, 9-a pressure sensor, 10-a flow sensor, 11-a storage controller and 12-a detection display device.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, a performance testing platform for a multifunctional rescue accessory of a hydraulic excavator comprises a pressure sensor 9, a flow sensor 10 and a storage controller 11, wherein the pressure sensor 9 and the flow sensor 10 are all arranged on a control oil path of the multifunctional rescue accessory 8, the pressure sensor 9 and the flow sensor 10 are in data transmission connection with the storage controller 11, the storage controller 11 is fixed on the hydraulic excavator, when the multifunctional rescue accessory performs actual action, corresponding parameters can be recorded, and finally, the performance of the multifunctional rescue accessory is judged according to the recorded pressure and flow parameters, so that comprehensive performance tests of the multifunctional rescue accessory such as functionality, reliability and safety are realized, the work efficiency of the multifunctional rescue accessory is improved, data support is provided for improving a control program, energy consumption is reduced, and effective rescue work time is prolonged, is more beneficial to the development of rescue work.
The pressure and flow monitoring system further comprises a detection display device 12, wherein the detection display device 12 is in bidirectional data transmission connection with the storage controller 11, and recorded pressure and flow parameters can be conveniently checked.
The multifunctional rescue accessory 8 is quickly connected with a conventional hydraulic excavator in rescue and disaster sites to meet the timeliness requirement, an oil inlet and an oil return port of a main control valve of the electric control multi-way valve 5 are respectively connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve 7 through pipelines, a bypass control valve of the electric control multi-way valve 5 is connected with the multifunctional rescue accessory 8 through a control oil way, and pressure oil is distributed to the multifunctional rescue accessory 8 by the electric control multi-way valve 5, the power source can be provided for the multifunctional rescue accessory without changing a hydraulic system of the original excavator, and the controller outputs corresponding instructions to the multi-way valve, so that the on-off of hydraulic power oil of the multi-way valve is controlled, and the action control of the multifunctional rescue accessory is realized.
The control oil way of the multifunctional rescue accessory 8 is three ways, and each way controls different actions.
The operation control device 2 is internally provided with a wireless signal transmitter, the signal receiver 3 is internally provided with a wireless signal receiver, wireless transmission is realized, remote operation CAN be carried out, the safety of operators is ensured, the operation control device 2 and the signal receiver 3 are both provided with CAN bus interfaces, and CAN buses CAN be also installed for wired transmission.
The universal integrated module 1 is an external detachable installation structure, can be installed on a common hydraulic excavator through a fastener in the embodiment, can be quickly transformed into a special rescue engineering machine by installing the universal integrated module, can also be quickly disassembled and restored into the common hydraulic excavator again, and reduces the maintenance cost of the special rescue engineering machine.
The test method of the multifunctional rescue accessory performance test platform of the hydraulic excavator comprises the following steps:
the method comprises the following steps: the multifunctional rescue accessory and the universal integrated module 1 are installed on a hydraulic excavator, a controller 4 in the universal integrated module 1 is connected to a vehicle-mounted power supply 6, an oil inlet and an oil return port of a main control valve of an electric control multi-way valve 5 in the universal integrated module 1 are connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve 7 through pipelines, a bypass control valve of the electric control multi-way valve 5 is respectively connected with control oil ways of all functional modules of the multifunctional rescue accessory 8, a pressure sensor and a flow sensor are installed on the control oil ways, a storage controller 11 and a detection display device 12 are fixed on the hydraulic excavator, and a data line is connected between the pressure sensor and the flow sensor and the storage controller 11;
step two: the control command is input through the operation control device 2, the multifunctional rescue accessory is operated to perform actual rescue actions, and the pressure sensor and the flow sensor monitor pressure and flow data in each control oil way in real time and transmit the data to the storage controller 11 for data storage;
step three: after the rescue action is completed, the performance of the multifunctional rescue accessory 8 is judged by looking up and analyzing the pressure and flow data through the detection display device 12.
And in the first step, different multifunctional rescue accessory types and different rescue environment combinations are replaced to carry out comprehensive performance test.
In the second step, a control instruction is input through the operation control device 2 and is transmitted to the controller 4 through the signal receiver 3; after receiving the control instruction, the controller 4 controls the electromagnetic coil on the electrically controlled multi-way valve 5 to realize the action of the valve core, and distributes the pressure oil on the slave main control valve to the multifunctional rescue accessory 8, thereby realizing the composite action control of the multifunctional rescue accessory 8.
Judging the safety of action control according to whether the pressure and flow data have abnormal inflection points in the third step; judging the reliability of the action control according to whether the pressure and flow data have abnormal fluctuation; and judging the functionality of the multifunctional rescue accessory according to the action completion effect, and adjusting pressure and flow control parameters according to the completion condition to achieve the expected action effect.
According to the multifunctional rescue accessory performance test platform and method for the hydraulic excavator, the pressure sensor, the flow sensor, the storage controller and the detection display device are arranged, corresponding parameters can be recorded and displayed when the multifunctional rescue accessory performs actual actions, and finally the performance of the multifunctional rescue accessory is judged according to the recorded pressure and flow parameters, so that the comprehensive performance tests of the multifunctional rescue accessory such as functionality, reliability and safety are realized, the working efficiency of the multifunctional rescue accessory is improved, a control program is improved, data support is provided, energy consumption is reduced, the effective rescue working time is prolonged, and rescue work is facilitated.
Claims (10)
1. The utility model provides a multi-functional rescue accessory capability test platform of hydraulic shovel which characterized in that: the multifunctional rescue accessory comprises a pressure sensor (9), a flow sensor (10) and a storage controller (11), wherein the pressure sensor (9) and the flow sensor (10) are arranged on a control oil path of the multifunctional rescue accessory (8), the pressure sensor (9) and the flow sensor (10) are connected with the storage controller (11) in a data transmission mode, and the storage controller (11) is fixed on a hydraulic excavator.
2. The multifunctional rescue accessory performance test platform of the hydraulic excavator as claimed in claim 1, characterized in that: the device also comprises a detection display device (12), wherein the detection display device (12) is connected with the storage controller (11) in a bidirectional data transmission manner.
3. The multifunctional rescue accessory performance test platform of the hydraulic excavator as claimed in claim 1, characterized in that: the multifunctional rescue accessory is characterized by further comprising a universal integrated module (1) and an operation control device (2), wherein the universal integrated module (1) comprises a signal receiver (3), a controller (4) and an electric control multi-way valve (5), the operation control device (2), the signal receiver (3), the controller (4) and the electric control multi-way valve (5) are sequentially connected through data transmission, an oil inlet and an oil return port of a main control valve of the electric control multi-way valve (5) are respectively connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve (7) through pipelines, and a bypass control valve of the electric control multi-way valve (5) is connected with a multifunctional rescue accessory (8) through a control oil way.
4. The multifunctional rescue accessory performance test platform of the hydraulic excavator as claimed in claim 3, characterized in that: the control oil way of the multifunctional rescue accessory (8) is three ways.
5. The multifunctional rescue accessory performance test platform of the hydraulic excavator as claimed in claim 3, characterized in that: the operation control device (2) is internally provided with a wireless signal transmitter, the signal receiver (3) is internally provided with a wireless signal receiver, and the operation control device (2) and the signal receiver (3) are both provided with CAN bus interfaces.
6. The multifunctional rescue accessory performance test platform of the hydraulic excavator as claimed in claim 3, characterized in that: the universal integrated module (1) is an external detachable installation structure.
7. A performance test method of a multifunctional rescue accessory of a hydraulic excavator, which uses the performance test platform of the multifunctional rescue accessory of the hydraulic excavator according to any one of claims 1 to 6, is characterized by comprising the following steps:
the method comprises the following steps: the multifunctional rescue accessory and the universal integrated module (1) are installed on a hydraulic excavator, a controller (4) in the universal integrated module (1) is connected to a vehicle-mounted power supply (6), an oil inlet and an oil return port of a main control valve of an electric control multi-way valve (5) in the universal integrated module (1) are connected with a standby oil inlet and an oil return port of a vehicle-mounted hydraulic main control valve (7) through pipelines, a bypass control valve of the electric control multi-way valve (5) is respectively connected with a control oil way of each functional module of the multifunctional rescue accessory (8), a pressure sensor and a flow sensor are installed on the control oil way, a storage controller (11) and a detection display device (12) are fixed on the hydraulic excavator, and a data line is connected between the pressure sensor and the flow sensor and the storage controller (11);
step two: control instructions are input through the operation control device (2), the multifunctional rescue accessory is operated to perform actual rescue actions, and the pressure sensor and the flow sensor monitor pressure and flow data in each control oil way in real time and transmit the data to the storage controller (11) for data storage;
step three: after the rescue action is finished, the performance of the multifunctional rescue accessory (8) is judged by looking up and analyzing pressure and flow data through the detection display device (12).
8. The method for testing the performance of the multifunctional rescue accessory of the hydraulic excavator as claimed in claim 7, wherein the method comprises the following steps: and in the first step, different multifunctional rescue accessory types and different rescue environment combinations are replaced to carry out comprehensive performance test.
9. The method for testing the performance of the multifunctional rescue accessory of the hydraulic excavator as claimed in claim 7, wherein the method comprises the following steps: in the second step, a control command is input through the operation control device (2) and is transmitted to the controller (4) through the signal receiver (3); after receiving the control instruction, the controller (4) controls the electromagnetic coil on the electric control multi-way valve (5) to realize the action of the valve core, and distributes the pressure oil on the slave main control valve to the multifunctional rescue accessory (8), thereby realizing the composite action control of the multifunctional rescue accessory (8).
10. The method for testing the performance of the multifunctional rescue accessory of the hydraulic excavator as claimed in claim 7, wherein the method comprises the following steps: judging the safety of action control according to whether the pressure and flow data have abnormal inflection points in the third step; judging the reliability of the action control according to whether the pressure and flow data have abnormal fluctuation; and judging the functionality of the multifunctional rescue accessory according to the action completion effect, and adjusting pressure and flow control parameters according to the completion condition to achieve the expected action effect.
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