CN209606095U - A kind of semitrailer air-pressure brake performance actual road test system - Google Patents
A kind of semitrailer air-pressure brake performance actual road test system Download PDFInfo
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- CN209606095U CN209606095U CN201920634825.7U CN201920634825U CN209606095U CN 209606095 U CN209606095 U CN 209606095U CN 201920634825 U CN201920634825 U CN 201920634825U CN 209606095 U CN209606095 U CN 209606095U
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Abstract
The utility model provides a kind of semitrailer air-pressure brake performance actual road test system, manual control braking trigger module, data acquisition module, data operator and data display equipment；The manual braking trigger module is series in control piper between tractor and trailer, and the data acquisition module is connect with data operator, and the data operator is connect with data display equipment.The utility model air-pressure brake performance actual road test system, with the use of manual braking trigger module, data acquisition module, data operator and data display equipment, it can be achieved that the braking ability actual road test of the trailer product of all Pneumatic braking systems.The pilot system is powerful, expansible for correlation tests such as the power performance of truck combination and braking abilities using multiplicity.
Description
Technical field
The utility model belongs to vehicle air braking ability test technical field, more particularly, to a kind of semitrailer air pressure system
Dynamic performance actual road test system.
Background technique
Semitrailer is the important component of road Drop and pull transport system, since the car body of trailer is long, shipping mass is big,
Braking ability is one of the key factor for influencing traffic safety.Semitrailer mostly uses Pneumatic braking system, thus semitrailer
Air-pressure brake performance needs to carry out actual road test and is detected.No. 13 regulations of United Nations Economic Commission for Europe automotive regulation ECE
With China national mandatory standard GB12676 " commerial vehicle and trailer brake system technical requirements and test method " all to semi-mounted
The performance of vehicle braking system has carried out specific regulation.
Semitrailer actual road test system traditional at present is formed with vehicle-mounted fifth wheel instrument cooperation photo-electronic data acquisition arithmetic unit, but
It is that the actual road test system bulk is larger, carries, installation inconvenience；In addition post-processing data manipulation is cumbersome, and consuming time is long, sternly
The testing efficiency of actual road test is affected again.
Therefore, it is a kind of can new road pilot system easy to carry, easy to operate, that work efficiency is high be existing market
Urgently needed for upper.
Summary of the invention
In view of this, the utility model is directed to a kind of semitrailer air-pressure brake performance actual road test system, institute is realized
There is the braking ability actual road test of the trailer product of Pneumatic braking system, and pilot system is powerful, it is expansible using multiplicity
For correlation tests such as the power performance of any vehicle and braking abilities.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of semitrailer air-pressure brake performance actual road test system, comprising: manual control braking trigger module, including shuttle valve, gas
Table, pneumatic flow hand control valve are pressed, two air inlets of shuttle valve are respectively used to the control piper and gas receiver of connection tractor, shuttle valve
Gas outlet for connect with barometric air inlet, barometric gas outlet is used for and the air inlet of pneumatic flow hand control valve company
It connects, the gas outlet of pneumatic flow hand control valve is connected for being series in control piper with semitrailer；Data acquisition module, including
Baroceptor and GPS gathers device are respectively used to the air pressure signal and speed signal of acquisition semitrailer；Data operator, with number
It connects, receive air pressure signal and speed signal and is calculated according to acquisition module signal；Data display equipment is believed with data operator
Number connection, shows for data.
Further, it is set in the data channel that the data operator is connect with the signal output end of the baroceptor
There is the first control switch, the data channel that the data operator is connect with the signal output end of the GPS gathers device is equipped with
Second control switch.
Further, the data operator selects DEWE-43A data collector, connects air pressure transmission by analog channel
The signal output end of sensor is connected the signal output end of the GPS gathers device by the channel CAN, passes through USB path connection data
Display.
Further, the data display equipment is tablet computer.
Further, when test, the data operator and data display equipment are fixed on facia board top, air pressure
Sensor is fixed on gas receiver and brake chamber, and the GPS antenna receiver of the GPS gathers device is fixed on vehicle roof.
Compared with the existing technology, the utility model has the advantage that
(1) the air-pressure brake performance actual road test system of the utility model, with the use of manual braking trigger module, data
Acquisition module, data operator and data display equipment, it can be achieved that the trailer product of all Pneumatic braking systems braking ability road
Road test is tested.
(2) pilot system is powerful, using multiplicity, expansible power performance and braking ability for truck combination
Etc. test items and other vehicles power performance, sliding performance, max. speed performance and climb very steep slopes performance test.Simultaneously
Test result processing can be conveniently carried out, easily operated and dismounting carries, and can effectively improve working efficiency.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.In
In attached drawing:
Fig. 1 is the testing principle block diagram of pilot system described in the utility model embodiment.
Description of symbols:
1- shuttle valve；11- air gauge；12- pneumatic flow hand control valve；2- air pressure signal；21- baroceptor；22- simulation is logical
Road；The first control switch of 23-；3- speed signal；31-GPS collector；The channel 32-CAN；The second control switch of 33-；4- data
Arithmetic unit；The channel 5-USB；6- data display equipment.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of semitrailer air-pressure brake performance actual road test system, as shown in Figure 1, including manual braking trigger module, number
According to acquisition module, data operator 4 and data display equipment 6,
The manual braking trigger module is series in control piper between tractor and by between test trailer；Tool
Body, the manual braking trigger module includes shuttle valve 1, air gauge 11, pneumatic flow hand control valve 12, two air inlets of shuttle valve 1
Mouth is respectively used to the control piper and gas receiver of connection tractor, and the gas outlet of shuttle valve 1 is used to connect with the air inlet of air gauge 11
It connects, the gas outlet of air gauge 11 with the air inlet of pneumatic flow hand control valve 12 for connecting, the outlet of pneumatic flow hand control valve 12
Mouth is connected for being series in control piper with semitrailer；
The data acquisition module, including baroceptor 21 and GPS gathers device 31 are respectively used to the gas of acquisition semitrailer
Press signal and speed signal；The data operator 4, connect with data acquisition module block signal, receives air pressure signal and speed letter
Number and calculated；The data display equipment 6 is tablet computer, is connect with 4 signal of data operator, is shown for data.
The data channel that the data operator 4 is connect with the signal output end of the baroceptor 21 is equipped with first
Control switch 23, the data channel that the data operator 4 is connect with the signal output end of the GPS gathers device 31 are equipped with the
Two control switches 33.
The novel semi-trailer air-pressure brake performance actual road test system of the present embodiment test needs 1 shuttle valve 1,1 in total
Air gauge 11,1 manual 31,1 data operator 4 of GPS gathers device of baroceptor 21,1 of flow control valve 12,12,
Data display equipment 6 one, line related and signal connecting line 12 and pneumatic circuit are several.All devices can be put into 800 ×
In 600 × 250mm packaged type tool case with drag bar, occupy little space, it is easy to carry.
When test, the data operator 4 and data display equipment 6 are fixed on facia board top, baroceptor
21 are fixed on gas receiver and brake chamber, and the GPS antenna receiver of the GPS gathers device 31 is fixed on vehicle roof.
In the practical application of the utility model, manual control braking trigger module is for manual triggering brake signal, to semi-mounted
Vehicle is individually braked；Shuttle valve 1 takes gas from the control piper and gas receiver of tractor respectively, and air gauge 11 shows the air pressure passed through
Numerical value, the opening size of 12 control pressure flow valve of pneumatic flow hand control valve；Data acquisition module is for acquiring air pressure signal 2
With speed signal 3, it is connected with data operator 4；The gas that will be received set on the baroceptor 21 of gas receiver and brake chamber
Pressure data are handled, and are connected with data operator 4；The GPS data that will be received set on the GPS gathers device 31 of vehicle roof
It is handled, and is connected with data operator 4；Data operator 4 is used to collect and handle the transmission of operation baroceptor 21
The speed signal 3 that air pressure signal 2 and GPS gathers device 31 are sent, is connected with data display equipment 6.The processing software of data display equipment 6
It displays data, finally obtains trailer braking protection valve the performance test results.
The unified integrated processing of efficient convenient and data in order to realize data acquisition and data operational analysis, pilot system
Data operator 4 selects DEWE-43A data collector to carry out data integration calculation process, belongs to routine techniques, DEWE-43A number
It is a kind of modular data acquisition and signal analyzer device according to collector, is provided with analog input/output channel, number
Input/output channel, CAN bus channel, the channel USB etc. are measured, by all test transmission signal collection and analytic operation, and in fact
When be transferred on data display equipment 6 and store, instrument is compact, compact and flexible.DEWE-43A data collector passes through analog channel
The signal output end of 22 connection baroceptors 21, the signal output end of the GPS gathers device 31 is connected by the channel CAN 32,
Data display equipment 6 is connected by the channel USB 5.
In practical applications, the present embodiment does not limit to and the acquisition of this data and signal analyzer DEWE-43A.For example, base
It tests the speed in the pilot system of GPS signal and the contactless of photovoltaic principals and more extended simulation channels and digital channel signal is surveyed
Test system can be applied to this.
Data display equipment 6 selects Microsoft Surface tablet computer, strong, small in size with cruising ability to be easy to take
Band, it is simple and quick the features such as.Surface tablet computer is connect by usb bus serial line interface with data operator 4.It is flat
The signal that the professional DEWESOFT X the poster processing soft real-time processing data arithmetic unit 4 installed on plate computer is sent, belongs to routine
Means.
Embodiment 1: it connects the first control switch 23, connect the second control switch 33, at this time semitrailer braking ability road
Pilot system can carry out the braking test of semitrailer, and test vehicle is advised according to test method as defined in standard GB12676 and test
Journey, when vehicle is under fixing speed, the manual flow control valve 12 of adjustment manipulates shuttle valve 1, semitrailer independent brake to appropriate position
To parking, data operator 4 believes the barometric information that baroceptor 21 is sent and the speed that GPS gathers device 31 is sent during this
Number carry out integrated comprehensive operation, will braking test result such as retro-speed, braking distance, braking deceleration, brake piping pressure
The parameters amount such as power and gas receiver air pressure change, is transmitted to and analysis is stored and read on data display equipment 6.
Embodiment 2: it disconnects the first control switch 23, connect the second control switch 33, driver drives vehicle according to GB/T
12543 " automobile acceleration test methods " are tested, at this time the transmission speed signal of GPS gathers device 31 to data operator 4,
The measurement numerical value such as speed and time is shown on data display equipment 6, completes the power performance test of truck combination.Implement feelings herein
Under condition, same expansible development automobile slide (GB/T 12536) performance, max. speed (GB/T 12536) performance and climb very steep slopes
The actual road test of (GB/T 12539) performance.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of semitrailer air-pressure brake performance actual road test system, characterized by comprising:
Manual control braking trigger module, including shuttle valve (1), air gauge (11), pneumatic flow hand control valve (12), two of shuttle valve (1)
Air inlet is respectively used to the control piper and gas receiver of connection tractor, and the gas outlet of shuttle valve (1) is used for and air gauge (11)
Air inlet connection, the gas outlet of air gauge (11) with the air inlet of pneumatic flow hand control valve (12) for connecting, pneumatic flow hand
The gas outlet of control valve (12) is connected for being series in control piper with semitrailer；
Data acquisition module, including baroceptor (21) and GPS gathers device (31) are respectively used to the air pressure letter of acquisition semitrailer
Number and speed signal；
Data operator (4), connect with data acquisition module block signal, receives air pressure signal and speed signal and is calculated；
Data display equipment (6) is connect with data operator (4) signal, is shown for data.
2. a kind of semitrailer air-pressure brake performance actual road test system according to claim 1, it is characterised in that: the number
The first control switch is equipped with according to the data channel that arithmetic unit (4) is connect with the signal output end of the baroceptor (21)
(23), the data channel that the data operator (4) connect with the signal output end of the GPS gathers device (31) is equipped with second
Control switch (33).
3. a kind of semitrailer air-pressure brake performance actual road test system according to claim 1 or 2, it is characterised in that: institute
It states data operator (4) and selects DEWE-43A data collector, pass through the letter of analog channel (22) connection baroceptor (21)
Number output end connects the signal output end of the GPS gathers device (31) by the channel CAN (32), passes through the channel USB (5) and connects
Data display equipment (6).
4. a kind of semitrailer air-pressure brake performance actual road test system according to claim 1, it is characterised in that: the number
It is tablet computer according to display (6).
5. a kind of semitrailer air-pressure brake performance actual road test system according to claim 1, it is characterised in that: test
When, the data operator (4) and data display equipment (6) are fixed on facia board top, and baroceptor (21) is fixed
On gas receiver and brake chamber, the GPS antenna receiver of the GPS gathers device (31) is fixed on vehicle roof.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634825.7U CN209606095U (en) | 2019-05-06 | 2019-05-06 | A kind of semitrailer air-pressure brake performance actual road test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634825.7U CN209606095U (en) | 2019-05-06 | 2019-05-06 | A kind of semitrailer air-pressure brake performance actual road test system |
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| CN209606095U true CN209606095U (en) | 2019-11-08 |
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| CN201920634825.7U Expired - Fee Related CN209606095U (en) | 2019-05-06 | 2019-05-06 | A kind of semitrailer air-pressure brake performance actual road test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160801A (en) * | 2019-05-06 | 2019-08-23 | 中国汽车技术研究中心有限公司 | A kind of semitrailer air-pressure brake performance actual road test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160801A (en) * | 2019-05-06 | 2019-08-23 | 中国汽车技术研究中心有限公司 | A kind of semitrailer air-pressure brake performance actual road test system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 |