CN202886109U - Test bed for testing comprehensive performance of anti-explosion rubber-wheeled vehicle - Google Patents
Test bed for testing comprehensive performance of anti-explosion rubber-wheeled vehicle Download PDFInfo
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- CN202886109U CN202886109U CN 201220570616 CN201220570616U CN202886109U CN 202886109 U CN202886109 U CN 202886109U CN 201220570616 CN201220570616 CN 201220570616 CN 201220570616 U CN201220570616 U CN 201220570616U CN 202886109 U CN202886109 U CN 202886109U
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Abstract
The utility model belongs to the technical field of a test on an anti-explosion rubber-wheeled vehicle, particularly relates to a test bed for testing a comprehensive performance of an anti-explosion rubber-wheeled vehicle, and solves the problems of the existing whole car performance testing device can not meet whole performance testing requirements of the rubber-wheeled vehicle. The test bed comprises a comprehensive platform located in a foundation, and front and rear matching platforms, wherein the comprehensive platform comprises two sets of symmetrically-arranged racks; each set of rack is internally provided with an electric dynamometer, a speed reducer, a torque sensor, a main rotary drum and a secondary rotary drum; a lifting mechanism is arranged between each main rotary drum and the corresponding secondary rotary drum; and every one of the two front and rear matching platforms comprises a rack and more than or equal to two columns of free rotary drum groups. The test bed disclosed by the utility model has the beneficial effects that the anti-explosion rubber-wheeled vehicle is detected and tested in an indoor rack, so as to replace a road test and the consistency of products is guaranteed; and the test data support is provided for researches of the anti-explosion rubber-wheeled vehicle.
Description
Technical field
The utility model belongs to the technical field of flame proof rubber tyre vehicle test, is specifically related to a kind of testing table for test flame proof rubber tyre vehicle combination property.
Background technology
Flame proof rubber tyre vehicle is a kind of trackless assistant conveyance instrument in the colliery underground work, at present, the design production of flame proof rubber tyre vehicle car load possesses certain theoretical foundation, but lack necessary test detecting equipment, complete vehicle test detects the manual road examination stage that basically is in, some vehicle performance critical technical parameter of relatively paying close attention to can't draw by experimental test, strong test figure support can't be provided for the Theoretical Design of flame proof rubber tyre vehicle, cause Theoretical Design and the experimental study of flame proof rubber tyre vehicle mutually to disconnect, seriously restrict the development of flame proof rubber tyre vehicle.
The vehicle performance of general-utility car generally is to test by current vortex chassis dynamometer and brake platform, and flame proof rubber tyre vehicle mostly is to adopt the hydraulic machine transmission, has the characteristics of large-tonnage, high-power, low-speed big, belongs to the category of special vehicle.And the moment of torsion of electric eddy current dynamometer when low speed is less, yet adopt the flame proof rubber tyre vehicle of hydraulic machine transmission, tractive force is maximum when zero-speed, so electric eddy current dynamometer can't be tested its low speed segment, can't satisfy the testing requirement of flame proof rubber tyre vehicle, therefore, automobile is not suitable for flame proof rubber tyre vehicle is tested with chassis dynamometer.Need the special flame proof rubber tyre vehicle vehicle performance test unit of exploitation, can satisfy simultaneously two and drive with the vehicle performance of 4 wheel driven flame proof rubber tyre vehicle and test.
Summary of the invention
The utility model can not satisfy the problem of the vehicle performance test request of rubber-tired cart in order to solve existing vehicle complete vehicle performance testing device, a kind of testing table for test flame proof rubber tyre vehicle combination property is provided.
The utility model adopts following technical scheme to realize:
A kind of testing table for test flame proof rubber tyre vehicle combination property, it is characterized in that it comprises that the all-in one desk and the front and back that are seated in the ground cooperate platform, described all-in one desk comprises symmetrically arranged two cover frames, in every cover frame electric dynamometer is set, speed reduction unit, torque sensor, master rotor and auxiliary cylinder, the output shaft of electric dynamometer links to each other with the input shaft of speed reduction unit by Timing Belt, the output shaft of speed reduction unit connects the axle head of master rotor by torque sensor, master rotor be arranged in parallel with auxiliary cylinder and is connected by Timing Belt, main, auxiliary cylinder rotatably is installed on the frame, main, be furnished with lifting mechanism between the auxiliary cylinder, described lifting mechanism comprises the elevating ram I, the lifting beam is installed at elevating ram I top, the both sides of lifting beam are respectively arranged with cylinder locking mechanism, described cylinder locking mechanism comprise can be tangent with the major-minor cylinder the friction disc I, the major-minor cylinder is symmetrical arranged with respect to the lifting beam, main, the auxiliary cylinder top flushes with foundation surface, master rotor and master rotor in the two cover frames, the axis of auxiliary cylinder and auxiliary cylinder lays respectively at same straight line
Described front and back two coordinate platforms all to comprise frame and more than or equal to the free cylinder group of two row, the free cylinder group of every row all comprises two cylinders that are on same axis, it is parallel to each other that each is listed as free cylinder group, each frame that is listed as two cylinder belows of free cylinder group is installed respectively the elevating ram II, the hoisting crossbeam perpendicular to the cylinder axis direction is installed at elevating ram II top, the hoisting crossbeam top is respectively arranged with the friction plate II tangent with cylinder corresponding to the position of each cylinder bottom, each cylinder top flushes with foundation surface
The cylinder axis of two cylinder axis that respectively are listed as free cylinder group of front and back two cooperation platforms and two groups of major-minor cylinders of all-in one desk is all parallel to each other, centre distance between center between the major and minor cylinder of all-in one desk and the two adjacent free cylinder group that front cooperate platform adapts to the wheel base of flame proof rubber tyre vehicle, and the center between the major and minor cylinder of all-in one desk and the centre distance between the rear two adjacent free cylinder group that cooperate platform also adapt to the wheel base of flame proof rubber tyre vehicle.
For diaxon 4 wheel driven flame proof rubber tyre vehicle, when test front axle driving wheel, the rear axle driving wheel is seated in the middle of the front free cylinder group, and when test rear axle driving wheel, the front axle driving wheel is seated in the middle of the rear free cylinder group.
Described front and back two cooperate the free cylinder group of platform that two row are set, the slidably also fixable type connection of the relative frame of the two free cylinder group of row.General hydraulic drive of the prior art, the hydraulic pressure locking structure of adopting, perhaps other machinery push, mechanical locking structure, those skilled in the art can be known from prior art.
Described elevating ram I is supported in the two ends of lifting beam by mounting ear on the elevating ram, some cover cylinder lockings mechanism is set in the middle of the lifting beam, described cylinder locking mechanism also comprises friction disc fixed head, friction disc hanger and friction disc hangers, friction disc hangers and lifting beam weld together, friction disc hanger and friction disc hangers are hinged, friction disc hanger bottom and friction disc fixed head are connected as a single entity, and the friction disc I is fixed on the friction disc fixed head.
The relative prior art of the utility model has following beneficial effect: realized that flame proof rubber tyre vehicle detects and tests at indoor stand, substituted road test, guaranteed the consistance of product, for the research and development of flame proof rubber tyre vehicle provide test data support.Adopt all-in one desk and free cylinder group test four-wheel drive cars, for the test of four-wheel drive cars provides a kind of new solution, the stand that also can be used for the products such as shovel loader and dozer detects.Device for power absorption adopts electric dynamometer, for the scientific research of flame proof rubber tyre vehicle provides rig for testing and test to guarantee, improves the R ﹠ D Level of China's flame proof rubber tyre vehicle.
Description of drawings
Fig. 1 is comprehensive performance test bed composition synoptic diagram,
Fig. 2 is the structural representation of all-in one desk,
Fig. 3 is all-in one desk lifting structures synoptic diagram,
Fig. 4 is free cylinder group lifting structures synoptic diagram,
Fig. 5 is all-in one desk lifting cylinder locking structural scheme of mechanism,
Fig. 6 is the side view of Fig. 5,
Among the figure: the 1-all-in one desk, 2-cooperates platform, 3-frame, 4-speed pickup, the 5-auxiliary cylinder, 6-master rotor, 7-electric dynamometer, 8-torque sensor, the 9-speed reduction unit, 10-Timing Belt, 11-friction disc I, 12-lifting beam, 13-elevating ram I, the free cylinder group of 14-, 15-friction disc II, 16-elevating ram II, 17-hoisting crossbeam, mounting ear on the 18-elevating ram, 19-friction disc hangers, 20-friction disc fixed head, 21-friction disc hanger.
Embodiment
By reference to the accompanying drawings embodiment of the present utility model is described further.
The testing table of test flame proof rubber tyre vehicle combination property cooperates platform 2 to form by all-in one desk 1 and front and back two.All-in one desk is comprised of frame 3, speed pickup 4, auxiliary cylinder 5, master rotor 6, electric dynamometer 7, torque sensor 8, speed reduction unit 9 and Timing Belt 10.The all-in one desk test section is provided with two and overlaps independently pick-up unit, in order to dynamic property and the braking ability of each wheel detected.The output shaft of electric dynamometer links to each other with speed reduction unit by Timing Belt, the output shaft of speed reduction unit is connected on the axle head of master rotor by torque sensor, cylinder is installed on the frame by the ball bearing of usheing to seat, its intermediate roll is divided into the major-minor cylinder, left and right sides master rotor links to each other with torque sensor, initiatively links together with Timing Belt with driven cylinder.Auxiliary cylinder is mainly used in the support of wheel when test, vehicle wheel limit tractive force and damping force mainly pass to device for measuring force by master rotor.When test and the performance of test vehicle, measured wheel is placed between all-in one desk master rotor and the auxiliary cylinder, another wheel places on the front or rear free cylinder group.Be furnished with lifting mechanism between the major-minor cylinder, described lifting mechanism comprises elevating ram I 13, lifting beam 12 is installed at elevating ram I top, the both sides of lifting beam are respectively arranged with cylinder locking mechanism, described cylinder locking mechanism comprise can be tangent with the major-minor cylinder friction disc I 11, the major-minor cylinder is symmetrical arranged with respect to the lifting beam, and major and minor cylinder top flushes with foundation surface, and the master rotor in the two cover frames and the axis of master rotor, auxiliary cylinder and auxiliary cylinder lay respectively at same straight line.In one, whether the locking of index drum together with friction disc for lifting mechanism, to make things convenient for vehicle discrepancy testing table.Elevating ram I 5 is supported in the two ends of lifting beam 12 by mounting ear on the elevating ram 18, some cover cylinder lockings mechanism is set in the middle of the lifting beam 12, described cylinder locking mechanism also comprises friction disc fixed head 20, friction disc hanger 21 and friction disc hangers 19, friction disc hangers 19 welds together with lifting beam 12, friction disc hanger 21 is hinged by bearing pin and friction disc hangers 19, friction disc hanger 21 bottoms are connected as a single entity by bolt and friction disc fixed head 20, and friction disc I 11 is bolted on the friction disc fixed head 20.
Cooperate the free cylinder in the platform to adopt unequal-interval to arrange, to adapt to the flame proof rubber tyre vehicle test needs of disalignment distance.Be furnished with equally free cylinder lifting locking mechanism below the free cylinder group 14, to make things convenient for the vehicle testing table of coming in and going out.Locking mechanism comprises the elevating ram II 16 that the frame of two cylinder belows that respectively are listed as free cylinder group is installed respectively, the hoisting crossbeam 17 perpendicular to the cylinder axis direction is installed at elevating ram II top, the hoisting crossbeam top is respectively arranged with the friction disc II 15 tangent with cylinder corresponding to the position of each cylinder bottom, each cylinder top flushes with foundation surface when vehicle is tested, first with all cylinder lockings, with vehicle operating to testing table, then, remove cylinder locking state, tire can be rotated by free head roll.After vehicle is fixing, just can test.
The utility model flame proof rubber tyre vehicle is comprehensive performance test bed to be a kind of testing equipment that can test the flame proof rubber tyre vehicle vehicle performance.Detect power performance and the braking ability of vehicle by the method at indoor stand simulation road vehicle driving cycle; Be equipped with fuel consumption meter, tail gas tester and various sensor, can also test each parameter of fuel consume, exhaust emissions, engine and hydraulic system of each operating mode of flame proof rubber tyre vehicle.Can carry out easily simultaneously the fault that loading is debugged and the diagnosis vehicle occurs of vehicle etc. under loading condition.
The method that the utility model adopts all-in one desk to be equipped with front and back two cooperation platforms is tested flame proof rubber tyre vehicle, namely can test two and drive flame proof rubber tyre vehicle, can satisfy again the demand of 4 wheel driven flame proof rubber tyre vehicle test.The principle of test four-wheel drive cars: do not have shaft space difference speed between the front and back of flame proof rubber tyre vehicle, the load of its antero posterior axis can be distributed automatically.Therefore, in the situation of a complete skid of axle, nearly all power can be assigned to the another one axle fully.What this kind situation detected is at a complete skid of axle, and the maximum power performance that another axle can be exported is the worst operating mode of four-wheel drive cars that detects.
The electric dynamometer electric dynamometer that device for power absorption of the present utility model adopts is permanent torque characteristics below rated speed point, its low-speed performance is good, can be used for detecting and the mechanically operated low speed segment of test fluid power, thereby can the full speed stage of flame proof rubber tyre vehicle be detected and test, not only can load, can also the towing astern cylinder, thus be able to the braking ability of measuring vehicle, so with chassis dynamometer and the brake platform all-in one desk that unites two into one.Save like this a cover brake platform, avoid overlapping construction, good economy performance, take up an area less, the utilization factor of equipment is high.On same stage body, can finish power performance and braking ability and measure, reduce the setup time before testing, improve the efficient of vehicle testing.The utility model adopts electric dynamometer as device for power absorption, and the inertia in the time of can coming the simulating vehicle operation by the way of electric inertia simulation has saved the flywheel group that varies in size on the general chassis dynamometer, has simplified test platform structure.
Claims (3)
1. testing table that is used for test flame proof rubber tyre vehicle combination property, it is characterized in that it comprises that the all-in one desk (1) and the front and back that are seated in the ground cooperate platform (2), described all-in one desk comprises symmetrically arranged two cover frames (3), electric dynamometer (7) is set in every cover frame (3), speed reduction unit (9), torque sensor (8), master rotor (6) and auxiliary cylinder (5), the output shaft of electric dynamometer (7) links to each other by the input shaft of Timing Belt with speed reduction unit (9), the output shaft of speed reduction unit (9) connects the axle head of master rotor (6) by torque sensor (8), master rotor (6) be arranged in parallel with auxiliary cylinder (5) and is connected by Timing Belt, main, auxiliary cylinder rotatably is installed on the frame (3), main, be furnished with lifting mechanism between the auxiliary cylinder, described lifting mechanism comprises elevating ram I (13), lifting beam (12) is installed at elevating ram I (13) top, the both sides of lifting beam (12) are respectively arranged with cylinder locking mechanism, described cylinder locking mechanism comprise can be tangent with the major-minor cylinder friction disc I (11), the major-minor cylinder is symmetrical arranged with respect to lifting beam (12), main, the auxiliary cylinder top flushes with foundation surface, master rotor and master rotor in the two cover frames, the axis of auxiliary cylinder and auxiliary cylinder lays respectively at same straight line
Described front and back two cooperate platforms all to comprise frame and more than or equal to the free cylinder group (14) of two row, the free cylinder group of every row all comprises two cylinders that are on the same axis, it is parallel to each other that each is listed as free cylinder group, each is listed as the frame of the two cylinders below of free cylinder group elevating ram II (16) is installed respectively, the hoisting crossbeam (16) perpendicular to the cylinder axis direction is installed at elevating ram II (16) top, hoisting crossbeam (16) top is respectively arranged with the friction disc II (14) tangent with cylinder corresponding to the position of each cylinder bottom, each cylinder top flushes with foundation surface
The cylinder axis of two cylinder axis that respectively are listed as free cylinder group of front and back two cooperation platforms and two groups of major-minor cylinders of all-in one desk is all parallel to each other, centre distance between center between the major and minor cylinder of all-in one desk and the two adjacent free cylinder group that front cooperate platform adapts to the wheel base of flame proof rubber tyre vehicle, and the center between the major and minor cylinder of all-in one desk and the centre distance between the rear two adjacent free cylinder group that cooperate platform also adapt to the wheel base of flame proof rubber tyre vehicle.
2. the testing table for test flame proof rubber tyre vehicle combination property according to claim 1 is characterized in that described front and back two cooperate the free cylinder group of platform that two row are set, the slidably also fixable type connection of the relative frame of the two free cylinder group of row.
3. the testing table for test flame proof rubber tyre vehicle combination property according to claim 1 and 2, it is characterized in that elevating ram I (5) is supported in the two ends of lifting beam (12) by mounting ear on the elevating ram (18), some cover cylinder lockings mechanism is set in the middle of the lifting beam (12), described cylinder locking mechanism also comprises friction disc fixed head (20), friction disc hanger (21) and friction disc hangers (19), friction disc hangers (19) welds together with lifting beam (12), friction disc hanger (21) is hinged with friction disc hangers (19), friction disc hanger (21) bottom and friction disc fixed head (20) are connected as a single entity, and friction disc I (11) is fixed on the friction disc fixed head (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570616 CN202886109U (en) | 2012-11-01 | 2012-11-01 | Test bed for testing comprehensive performance of anti-explosion rubber-wheeled vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570616 CN202886109U (en) | 2012-11-01 | 2012-11-01 | Test bed for testing comprehensive performance of anti-explosion rubber-wheeled vehicle |
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| Publication Number | Publication Date |
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| CN202886109U true CN202886109U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220570616 Withdrawn - After Issue CN202886109U (en) | 2012-11-01 | 2012-11-01 | Test bed for testing comprehensive performance of anti-explosion rubber-wheeled vehicle |
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| CN (1) | CN202886109U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967472A (en) * | 2012-11-01 | 2013-03-13 | 中国煤炭科工集团太原研究院 | Testing table for testing comprehensive performance of anti-explosion rubber-tyred vehicle |
| CN108761339A (en) * | 2018-05-29 | 2018-11-06 | 吉林大学 | A kind of automobile starting battery fuel economy contrast test device and control methods |
| CN110220714A (en) * | 2019-05-29 | 2019-09-10 | 太原理工大学 | A kind of flame-proof rubber-tired cart performance online detection method |
-
2012
- 2012-11-01 CN CN 201220570616 patent/CN202886109U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967472A (en) * | 2012-11-01 | 2013-03-13 | 中国煤炭科工集团太原研究院 | Testing table for testing comprehensive performance of anti-explosion rubber-tyred vehicle |
| CN102967472B (en) * | 2012-11-01 | 2015-05-13 | 中国煤炭科工集团太原研究院 | Testing table for testing comprehensive performance of anti-explosion rubber-tyred vehicle |
| CN108761339A (en) * | 2018-05-29 | 2018-11-06 | 吉林大学 | A kind of automobile starting battery fuel economy contrast test device and control methods |
| CN110220714A (en) * | 2019-05-29 | 2019-09-10 | 太原理工大学 | A kind of flame-proof rubber-tired cart performance online detection method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20150513 |
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| RGAV | Abandon patent right to avoid regrant |