CN202947854U - Device for testing rollover-prevention performance of cab - Google Patents
Device for testing rollover-prevention performance of cab Download PDFInfo
- Publication number
- CN202947854U CN202947854U CN 201220695123 CN201220695123U CN202947854U CN 202947854 U CN202947854 U CN 202947854U CN 201220695123 CN201220695123 CN 201220695123 CN 201220695123 U CN201220695123 U CN 201220695123U CN 202947854 U CN202947854 U CN 202947854U
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- load cylinder
- load
- pilothouse
- performance test
- test apparatus
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Abstract
The utility model discloses a device for testing the rollover-prevention performance of a cab, which comprises a load cylinder. The mounting end of the load cylinder is connected with a sliding plate on an upright post. The piston rod of the load cylinder is connected with a load sensor. The load sensor is connected with a load distributor. The load cylinder is hung onto a supporting plate on the upright post to be kept at a horizontal posture through an elastic hanging ring. The device also comprises a hydraulic control station. The hydraulic control station is connected with the load cylinder through a high-pressure oil pipe. The device is low in cost and adopts an assembly structure, thus can be detached from the field after the testing process. Therefore, no production space in a workshop is occupied. The stroke and the installation height of the load cylinder are adjustable. The test is high in both precision and safety performance. During the loading process, the direction of the loading force is automatically regulated and automatically centered. Meanwhile, the device is wide in application range and is particularly suitable for tests on the rollover-prevention performance of cabs of 100-400 ton large mining dump trucks.
Description
Technical field
The utility model relates to a kind of test unit, is specifically related to the anti-roll of a kind of large-scale mine dumper pilothouse performance test apparatus.
Background technology
The large-scale mine dumper is widely used in the fields such as surface mine and engineering construction, and its environment for use is complicated abominable, and overloading is very common, and the car load riding stability is poor, the situation of easily turning on one's side, rolling.If turn on one's side, when rolling, can not effectively protect driving indoor occupant, will cause very big injury to the driver.For this reason, the large-scale mine dumper all will be prevented by pilothouse the check of roll performance test apparatus.All pilothouses of preventing roll performance test apparatus experimental examination by pilothouse can turn on one's side at vehicle, when rolling, effectively protect driving indoor occupant.
But there is following defective in the anti-roll of existing pilothouse performance test apparatus: the one, and test capability is limited, only limits to the anti-roll of the pilothouse performance test of the following quarry tipper of 100t level; The 2nd, structure is the gate-type stationary structure, and floor area is large, and cost is high; The 3rd, adopt lifting jack to load, safety coefficient is low.
Chinese patent 201120514393.X discloses a kind of side overturning test device, although this side overturning test device can carry out the side overturning test, test capability is limited, and test accuracy is low.
The utility model content
Technical problem to be solved in the utility model is, overcomes the defects that prior art exists, and a kind of non-duration of test not occupied ground, cost is low and safety coefficient the is high anti-roll of pilothouse performance test apparatus are provided.
The technical scheme that its technical matters that solves the utility model adopts is, the anti-roll of pilothouse performance test apparatus, comprise load cylinder, the installation end of described load cylinder is connected with slide plate on column, the tailpiece of the piston rod of described load cylinder is connected with load transducer, and described load transducer is connected with load distributor, and described load cylinder is hung to take on the support plate of column by the elasticity link and kept horizontal attitude, also be provided with the hydraulic control platform, described hydraulic control platform is connected with load cylinder by high-pressure oil pipe.
Further, described column comprises the column body, described column body is provided with guide rail and hinged-support, described guide rail is provided with the slide plate that is slidably matched, described slide plate is fixed by pressing plate and screw rod and column body, be connected with support on described pressing plate and for the hinged-support that load cylinder is installed, be connected with on described support and hang the support plate of taking the elasticity link, ground is fixed in by diagonal bar in the lower end of described column body.
Further, described load distributor comprises ball seat, described ball seat and loading beam are affixed, described loading beam is by bolt and be assembled into one across the installing plate that rides on pilothouse top board to be tested, be provided with pad between described loading beam and installing plate, be provided with ball pin in described ball seat, consist of typed ball bearing pair, its pivot angle can be adjusted automatically.
Further, described elasticity link comprises U-loop, two flexible rod and two screw rods, described U-loop two ends connect as one by two flexible rod and two screw rods, are connected by a cross bar between two screw rods, and described screw rod is provided with setting nut and set nut; One end of described load cylinder inserts in U-loop, hangs by cross bar to ride on support plate, adjusts setting nut and lock set nut to make its maintenance level.
Further, the described column body box structure that is Plate Welding.
Further, described affixed mode preferred weld.
The course of work:
During test, the loading beam of load distributor docks with the back timber of pilothouse to be tested, the ball pin of load distributor is packed into and is consisted of typed ball bearing pair in the ball seat of load distributor, and the pad between loading beam and installing plate is located in increase and decrease, makes the center of ball seat by the center of pilothouse back timber to be tested; Then, according to required test height requirement, be located at by movement the setting height(from bottom) that slide plate on column guide rail is adjusted load cylinder, behind the location, by pressing plate and screw rod, slide plate is fixed, the installation end that is about to load cylinder is fixed, the other end of load cylinder inserts and is hung in the U-loop of the elasticity link on the column support plate, the setting nut of adjusting on the elasticity link is horizontal load cylinder, then with the set nut locking, load distributor, load transducer, load cylinder keep horizontal attitude.
External hydraulic power unit provides hydraulic power by the hydraulic control platform to load cylinder, thereby the piston rod that promotes load cylinder is overhanging, load thrust through load distributor to the back timber in pilothouse to be measured, allow the pilothouse back timber that is out of shape in the load cylinder pursuit test in process and deflection, the typed ball bearing pair pivot angle of load distributor is automatically adjustable simultaneously, realizes that automatic adjustment of direction of loading force in loading procedure aligns.Regulate pressure and the flow lead to the load cylinder oil circuit according to the hydraulic control platform, complete pilothouse and bear the power that meets standard-required and the test of energy.
After experimental test is complete, separate pilothouse.
Compared with prior art, the utility model cost is low, adopts fabricated construction, and the detachable scene of device after test does not take the Workshop Production place; Load cylinder stroke and setting height(from bottom) are adjustable, hydraulic control platform controlled loading oil cylinder stroke and speed, and load cylinder one end is slidably matched by installing plate and the column that is provided with guide rail; Test accuracy and security performance are high, during installation, the elasticity link can guarantee that load cylinder is in horizontal attitude, during test, the load cylinder direction is followed the distortion deflection of pilothouse carrier bar and the deflection of load distributor typed ball bearing pair automatically, realizes that in loading procedure, the direction of loading force is adjusted automatically; Applied widely, be particularly useful for the anti-roll of 100t～400t level large-scale mine dumper pilothouse performance test.
Description of drawings
Fig. 1 is the utility model one example structure schematic diagram.
Fig. 2 is pillar construction enlarged diagram embodiment illustrated in fig. 1.
Fig. 3 is load distributor structure enlarged diagram embodiment illustrated in fig. 1.
Fig. 4 is elasticity hanging ring structure enlarged diagram embodiment illustrated in fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
With reference to accompanying drawing 1, Fig. 2, the present embodiment comprises load cylinder 7, comprise load cylinder 7, the installation end of described load cylinder 7 is connected with slide plate 1-1 on column 1, and the tailpiece of the piston rod of described load cylinder 7 is connected with load transducer 5, described load transducer 5 is connected with load distributor 4, described load cylinder 7 is hung by elasticity link 6 and is taken the upper horizontal attitude that keeps in the support plate 1-7 of column 1, also is provided with hydraulic control platform 3, and described hydraulic control platform 3 is connected with load cylinder 7 by high-pressure oil pipe.
With reference to accompanying drawing 1,2, described column 1 comprises column body 1-5, described column body 1-5 is provided with guide rail and hinged-support 1-4, described guide rail is provided with the slide plate 1-1 that is slidably matched, described slide plate 1-1 fixes by pressing plate 1-8 and screw rod 1-9 and column body 1-5, be connected with support 1-2 on described pressing plate 1-8 and the hinged-support 1-3 of load cylinder 7 be used for to be installed, be connected with on described support 1-2 and hang the support plate 1-7 that takes elasticity link 6, the lower end of described column body 1-5 is affixed by diagonal bar 1-6 and ground, to reinforce column body 1-5.
With reference to accompanying drawing 1, Fig. 3, described load distributor 4 comprises ball seat 4-2, described ball seat 4-2 and loading beam 4-3 are affixed, described loading beam 4-3 is by bolt and be assembled into one across the installing plate 4-5 that rides on pilothouse top board to be tested, be provided with pad 4-4 between described loading beam 4-3 and installing plate 4-5, during test, described ball pin 4-1 packs in ball seat 4-2, consist of typed ball bearing pair, its pivot angle can be adjusted automatically, by increase and decrease pad 4-4 and adjustment ball seat 4-2, makes the center of ball seat 4-2 by the center of pilothouse back timber to be tested.
Described elasticity link comprises U-loop, two flexible rod and two screw rods, and described U-loop two ends connect as one by two flexible rod and two screw rods, is connected by a cross bar between two screw rods, and described screw rod is provided with setting nut and set nut; One end of described load cylinder inserts in U-loop, hangs by cross bar to ride on support plate, adjusts setting nut and lock set nut to make its maintenance level.
with reference to accompanying drawing 1, Fig. 2, Fig. 4, described elasticity link 6 comprises U-loop 6-1, flexible rod I 6-2, flexible rod II 6-6, screw rod I 6-3 and screw rod II 6-7, described U-loop 6-1 two ends connect as one by flexible rod I 6-2 and flexible rod II 6-6 and screw rod I 6-3 and screw rod II 6-7, be connected by a cross bar between screw rod I 6-3 and screw rod II 6-6, be equipped with setting nut 6-4 and set nut 6-5 on described screw rod I 6-3 and screw rod II 6-7, one end of described load cylinder 7 inserts in U-loop 6-1, hang on the support plate 1-7 that rides over column 1 by cross bar, adjust setting nut 6-4 and lock set nut 6-5 and make its maintenance level.
With reference to Fig. 2, described column body 1-5 is the box structure of Plate Welding.
Described affixed mode is welding.
Claims (8)
1. pilothouse is prevented the roll performance test apparatus, comprise load cylinder, it is characterized in that, the installation end of described load cylinder is connected with slide plate on column, the tailpiece of the piston rod of described load cylinder is connected with load transducer, and described load transducer is connected with load distributor, and described load cylinder is hung to take on the support plate of column by the elasticity link and kept horizontal attitude, also be provided with the hydraulic control platform, described hydraulic control platform is connected with load cylinder by high-pressure oil pipe.
2. pilothouse according to claim 1 is prevented the roll performance test apparatus, it is characterized in that, described column comprises that the described column body of column body is provided with guide rail and hinged-support, described guide rail is provided with the slide plate that is slidably matched, described slide plate is fixed by pressing plate and screw rod and column body, be connected with support on described pressing plate and for the hinged-support that load cylinder is installed, be connected with on described support and hang the support plate of taking the elasticity link, ground is fixed in by diagonal bar in the lower end of described column body.
3. pilothouse according to claim 1 and 2 is prevented the roll performance test apparatus, it is characterized in that, described load distributor comprises ball seat, described ball seat and loading beam are affixed, described loading beam is by bolt and be assembled into one across the installing plate that rides on pilothouse top board to be tested, is provided with pad between described loading beam and installing plate, is provided with ball pin in described ball seat, consist of typed ball bearing pair, its pivot angle can be adjusted automatically.
4. pilothouse according to claim 1 and 2 is prevented the roll performance test apparatus, it is characterized in that, described elasticity link comprises U-loop, two flexible rod and two screw rods, described U-loop two ends connect as one by two flexible rod and two screw rods, be connected by a cross bar between two screw rods, described screw rod is provided with setting nut and set nut; One end of described load cylinder inserts in U-loop, hangs by cross bar to ride on support plate, adjusts setting nut and lock set nut to make its maintenance level.
5. pilothouse according to claim 3 is prevented the roll performance test apparatus, it is characterized in that, described elasticity link comprises U-loop, two flexible rod and two screw rods, described U-loop two ends connect as one by two flexible rod and two screw rods, be connected by a cross bar between two screw rods, described screw rod is provided with setting nut and set nut; One end of described load cylinder inserts in U-loop, hangs by cross bar to ride on support plate, adjusts setting nut and lock set nut to make its maintenance level.
6. the anti-roll of pilothouse according to claim 2 performance test apparatus, is characterized in that, described column body is the box structure of Plate Welding.
7. the anti-roll of pilothouse according to claim 2 performance test apparatus, is characterized in that, described affixed mode is welding.
8. the anti-roll of pilothouse according to claim 3 performance test apparatus, is characterized in that, described affixed mode is welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220695123 CN202947854U (en) | 2012-12-17 | 2012-12-17 | Device for testing rollover-prevention performance of cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220695123 CN202947854U (en) | 2012-12-17 | 2012-12-17 | Device for testing rollover-prevention performance of cab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202947854U true CN202947854U (en) | 2013-05-22 |
Family
ID=48423550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220695123 Withdrawn - After Issue CN202947854U (en) | 2012-12-17 | 2012-12-17 | Device for testing rollover-prevention performance of cab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202947854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033333A (en) * | 2012-12-17 | 2013-04-10 | 湘电重型装备有限公司 | Anti-roll performance testing apparatus in cab |
| CN107024311A (en) * | 2017-04-24 | 2017-08-08 | 中国重汽集团成都王牌商用车有限公司 | Brake fluid system brake real-time pressure monitoring system and method |
-
2012
- 2012-12-17 CN CN 201220695123 patent/CN202947854U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033333A (en) * | 2012-12-17 | 2013-04-10 | 湘电重型装备有限公司 | Anti-roll performance testing apparatus in cab |
| CN103033333B (en) * | 2012-12-17 | 2015-06-03 | 湘电重型装备有限公司 | Anti-roll performance testing apparatus in cab |
| CN107024311A (en) * | 2017-04-24 | 2017-08-08 | 中国重汽集团成都王牌商用车有限公司 | Brake fluid system brake real-time pressure monitoring system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20150603 |
|
| RGAV | Abandon patent right to avoid regrant |