CN103818336A - Compressible cab multilevel falling object protection device - Google Patents
Compressible cab multilevel falling object protection device Download PDFInfo
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- CN103818336A CN103818336A CN201410093728.3A CN201410093728A CN103818336A CN 103818336 A CN103818336 A CN 103818336A CN 201410093728 A CN201410093728 A CN 201410093728A CN 103818336 A CN103818336 A CN 103818336A
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Abstract
The invention discloses a compressible cab multilevel falling object protection device. The compressible cab multilevel falling object prevention device is formed by sequentially connecting a protection device ceiling, an elastic guiding device, an upper layer support frame, a lower support frame and a plastic material containing box from top to bottom; the plastic material containing box formed by welding an iron sheet is sandwiched between the upper layer support frame and lower layer support frame; a plastic material is arranged in the plastic material containing box. According to the compressible cab multilevel falling object prevention device, the utilization rate of the space at the outer extending end of a tipping bucket and above a cab is improved, the impact and loading capacities of the cab are greatly improved, the refitting cost is reduced, only part of parts of the protection device need to be replaced when the protection device is not badly damaged and the maintenance cost is reduced.
Description
Technical field
The present invention relates to a kind of protection means for automobile, particularly the multistage junk protective device of a kind of Compressible operator's compartment.
Background technology
In recent years along with the fast development of the industry such as transit industry and mining industry, China has become the application big country of transport trolley, especially self-unloading transport cart, its unique automatic unloading function is indispensable aborning, but transport trolley operator's compartment is happened occasionally by the hit accident causing casualties of junk on building site, thereby it is particularly important further to improve the safety performance of transport trolley operator's compartment.Although transport trolley operator's compartment has certain safeguard procedures to junk at present, but existing operator's compartment junk shock absorber is mainly plastic construction, height cannot arbitrarily change, buffer distance deficiency, impact resistant capability is limited, thereby the safety of chaufeur is formed to very large threat.
Summary of the invention
The object of the invention is in order to solve buffer distance deficiency in existing operator's compartment junk protective device, the problem that impact resistant capability is limited and provide a kind of Compressible operator's compartment multistage junk protective device,
The present invention is from top to bottom connected to form successively by protective device ceiling, resilient guiding device, upper strata bracing frame, lower layer support frame and plastic material accommodation box; Wherein protective device ceiling is made pyramid by iron sheet, the inner plastic material of filling; Resilient guiding device forms by disk, interior guide cylinder, outer guide cylinder and spring are installed, and disk and interior guide cylinder is installed and is connected by screw, and the installation disk of protective device ceiling and resilient guiding device is screwed together; Upper strata bracing frame is made up of several square steel welding, on it, symmetry offers several square holes and array screw thread battle array hole, on the side of upper strata bracing frame, offer outer safe pin-and-hole, the outer guide cylinder of resilient guiding device with upper strata bracing frame by being connected through the screw in screw thread battle array hole; Lower layer support frame is made up of several square steel welding, surrounding is welded with many symmetrically arranged square steel posts, laterally offers interior safe pin-and-hole on square steel post, and square steel post interts in the square hole of upper strata bracing frame, outer safe pin-and-hole is corresponding with interior safe pin-and-hole, the laterally inserted safety pin from outside; Upper strata bracing frame and lower layer support frame therebetween are provided with the plastic material accommodation box that iron sheet is welded into, and in plastic material accommodation box, are filled with plastic material.
Principle of work of the present invention and process: below protective device ceiling, weld several annulus, and bobbin winoler and several anticreep groove fixed pulley be set on the bracing frame of upper strata, bobbin winoler is by bobbin winoler frame, reel and set pin composition, bobbin winoler frame and reel welding, with steel rope annulus below protective device ceiling, walk around on the reel that is connected to bobbin winoler after anticreep groove fixed pulley and connect, thereby realize the adjusting to height, when wherein anticreep groove fixed pulley is arranged, notch direction is pointed to reel, the annulus of protective device ceiling below be welded on anticreep groove fixed pulley directly over.
When vehicle is walked on highway, can rotate in advance reel pulls steel rope after resilient guiding device compression, to reduce overall height with set pin fixed position; The height of the present invention that steel rope can be loosened to raise while running on-site, increases junk protective capacities.Set pin comes off when preventing from shaking and easy disassembly can be designed to opening shape, and while pulling down, can produce elastic deformation and reduce set pin lower diameter by pressing the crown part of opening part, thus pull-out set pin.
Self-unloading transport cart tipping bucket rises afterwards or after steel rope being loosened with bobbin winoler without the vehicle of tipping bucket overhanging end, the multistage junk protective device of Compressible operator's compartment is because the effect of resilient guiding device raises.
Protective device ceiling mainly plays a supportive role to large junk, and in the time that little junk falls thereon, certain tapering can make junk fall from the side.
In the time that junk is heavier, protective device ceiling pressurized moves downward and impulsive force is delivered to the resilient guiding device of below, the impact of resilient guiding device buffering junk; In the time that resilient guiding device is depressed into the limit, protective device ceiling plastic deformation, the application force of protective device ceiling has been applied on the bracing frame of upper strata and then has passed to by safety pin on the square steel post of lower layer support frame.
If now junk is still not from the landing of operator's compartment side and impulsive force still time downwards, after application force is slightly large, safety pin is cut off, plastic material in plastic material accommodation box between upper strata bracing frame and lower layer support frame carries out plastic deformation energy-absorbing, and whole protective device further compresses.
Because the Compressible operator's compartment great buffer distance of multistage junk protective device and multi-buffer make the impulsive force of junk be reduced to the gravity that approaches junk, thereby operator's compartment is not yielding, has guaranteed the minimum living space of chaufeur.
Beneficial effect of the present invention:
1, the present invention has improved the space availability ratio of tipping bucket overhanging end and operator's compartment top, protective device buffer distance can be greater than the distance between tipping bucket and operator's compartment, the junk cushion stroke of operator's compartment top while having increased transport trolley unloading, the impact load-carrying capacity of operator's compartment is improved greatly, and the shock junk quality can bear can be similar to the limit static load quality that reaches unshielded device operator's compartment;
2, the present invention changes not quite vehicle cab entirety, can above existing operator's compartment, do little variation and directly install, and has greatly reduced improving cost;
3, in Vehicle Driving Cycle process, the suppressing action the present invention due to tipping bucket overhanging end can be close to operator's compartment, avoid protective device ceiling with waving in Vehicle Driving Cycle process, and the overall height when not increasing vehicle and travelling on highway, does not especially affect the traveling comfort of operator's compartment under vehicle running state;
4, the present invention is being out of shape at first by the hit rear ceiling of junk and resilient guiding device, next is only the plastic material distortion in the middle of two-layer bracing frame, impaired when not serious, protective device can only be changed a part of parts, be safety pin, protective device ceiling, plastic material accommodation box and plastic material, thereby reduced maintenance cost;
5, because resilient guiding device is fixed by screws on the bracing frame of upper strata, and upper strata bracing frame has many group installation tapped bore battle arrays, therefore resilient guiding device is installed in the present invention additional quantity, position and length can change with different operating modes, and this modular design makes protective device field of application become wide;
6, the invention is not restricted to only on the vehicle that has tipping bucket overhanging end, install, it also can install with at different operating mode down conversion buffer distances on any transport trolley operator's compartment.
Accompanying drawing explanation
Fig. 1 is the present invention's embodiment state of nature block diagram.
Fig. 2 is the present invention's embodiment compressive state block diagram.
Fig. 3 is the present invention's embodiment exploded view.
Fig. 4 is the present invention's embodiment resilient guiding device exploded view.
Fig. 5 is the present invention's embodiment resilient guiding device jack-up state cutaway view.
Fig. 6 is the present invention's embodiment resilient guiding device compressive state cutaway view.
Fig. 7 is the present invention's embodiment upper strata bracing frame birds-eye view.
Fig. 8 is the present invention's embodiment upper strata bracing frame front elevation.
Fig. 9 is the present invention's embodiment lower layer support frame birds-eye view.
Figure 10 is the present invention's embodiment lower layer support frame front elevation.
Figure 11 is that the present invention's embodiment installs the skeleton diagram after the device such as bobbin winoler, anticreep groove fixed pulley additional.
Figure 12 is the present invention's embodiment bobbin winoler block diagram.
Figure 13 is the present invention's embodiment bobbin winoler exploded view.
The specific embodiment
Referring to shown in Fig. 1 to Figure 13, is embodiments of the invention, is from top to bottom to be connected to form successively by protective device ceiling 1, resilient guiding device 2, upper strata bracing frame 3, lower layer support frame 5 and plastic material accommodation box 6; Wherein protective device ceiling 1 is made pyramid by iron sheet, the inner plastic material of filling; Resilient guiding device 2 forms by disk 21, interior guide cylinder 23, outer guide cylinder 24 and spring 22 are installed, and disk 21 is installed and is connected by screw with interior guide cylinder 23, and protective device ceiling 1 is screwed together with the installation disk 21 of resilient guiding device 2; Upper strata bracing frame 3 is made up of five square steel welding, on it, symmetry offers four square holes 31 and nine groups of screw thread battle array holes 32, on the side of upper strata bracing frame 3, offer outer safe pin-and-hole 33, the outer guide cylinder 24 of resilient guiding device 2 with upper strata bracing frame 3 by being connected through the screw in screw thread battle array hole 32; Lower layer support frame 5 is made up of five square steel welding, surrounding is welded with four symmetrically arranged square steel posts 51, on square steel post 51, laterally offer interior safe pin-and-hole 511, square steel post 51 interts in the square hole 31 of upper strata bracing frame 3, outer safe pin-and-hole 33 and interior safe pin-and-hole 511 are corresponding, the laterally inserted safety pin 4 from outside; Upper strata bracing frame 3 is provided with lower layer support frame 5 therebetween the plastic material accommodation box 6 that iron sheet is welded into, and in plastic material accommodation box 6, is filled with plastic material.
Principle of work of the present invention and process: below protective device ceiling 1, weld four annulus, and bobbin winoler 7 and four anticreep groove fixed pulleys 9 are set on upper strata bracing frame 3, bobbin winoler 7 is by bobbin winoler frame 71, reel 72 and set pin 73 form, bobbin winoler frame 71 and reel 72 weld, with steel rope 8 from protective device ceiling 1 below annulus, walk around on the reel (72) that is connected to bobbin winoler 7 after anticreep groove fixed pulley 9 and connect, thereby realize the adjusting to height, when wherein anticreep groove fixed pulley 9 is arranged, notch direction is pointed to reel 72, the annulus of protective device ceiling 1 below be welded on anticreep groove fixed pulley 9 directly over.
When vehicle is walked on highway, can rotate in advance reel 72 pulls steel rope 8 that resilient guiding device 2 is compressed afterwards and reduces overall height with set pin 73 fixed positions; The height of the present invention that steel rope 8 can be loosened to raise while running on-site, increases junk protective capacities.Set pin 73 comes off when preventing from shaking and easy disassembly can be designed to opening shape, and while pulling down, can produce elastic deformation and reduce set pin lower diameter by pressing the crown part of opening part, thus pull-out set pin.
Self-unloading transport cart tipping bucket rises afterwards or after steel rope 8 being loosened with bobbin winoler 7 without the vehicle of tipping bucket overhanging end, the multistage junk protective device of Compressible operator's compartment is because the effect of resilient guiding device 2 raises.
Protective device ceiling 1 mainly plays a supportive role to large junk, and in the time that little junk falls thereon, certain tapering can make junk fall from the side.
In the time that junk is heavier, protective device ceiling 1 pressurized moves downward and impulsive force is delivered to the resilient guiding device 2 of below, and resilient guiding device 2 cushions the impact of junk; In the time that resilient guiding device 2 is depressed into the limit, protective device ceiling 1 plastic deformation, the application force of protective device ceiling 1 has been applied on upper strata bracing frame 3 and then has passed to by safety pin 4 on the square steel post 51 of lower layer support frame 5.
If now junk is still not from the landing of operator's compartment side and impulsive force still time downwards, after application force is slightly large, safety pin 4 is cut off, plastic material in plastic material accommodation box 6 between upper strata bracing frame 3 and lower layer support frame 5 carries out plastic deformation energy-absorbing, and whole protective device further compresses.
Because the Compressible operator's compartment great buffer distance of multistage junk protective device and multi-buffer make the impulsive force of junk be reduced to the gravity that approaches junk, thereby operator's compartment is not yielding, has guaranteed the minimum living space of chaufeur.
Claims (1)
1. the multistage junk protective device of Compressible operator's compartment, is characterized in that: be from top to bottom to be connected to form successively by protective device ceiling (1), resilient guiding device (2), upper strata bracing frame (3), lower layer support frame (5) and plastic material accommodation box (6); Wherein protective device ceiling (1) is made pyramid by iron sheet, the inner plastic material of filling; Resilient guiding device (2) forms by disk (21), interior guide cylinder (23), outer guide cylinder (24) and spring (22) are installed, disk (21) is installed and is connected by screw with interior guide cylinder (23), protective device ceiling (1) is screwed together with the installation disk (21) of resilient guiding device (2); Upper strata bracing frame (3) is made up of several square steel welding, on it, symmetry offers several square holes (31) and array screw thread battle array hole (32), on the side of upper strata bracing frame (3), offer outer safe pin-and-hole (33), the outer guide cylinder (24) of resilient guiding device (2) with upper strata bracing frame (3) by being connected through the screw in screw thread battle array hole (32); Lower layer support frame (5) is made up of several square steel welding, surrounding is welded with many symmetrically arranged square steel posts (51), on square steel post (51), laterally offer interior safe pin-and-hole (511), square steel post (51) interts in the square hole (31) of upper strata bracing frame (3), outer safe pin-and-hole (33) and interior safe pin-and-hole (511) are corresponding, the laterally inserted safety pin (4) from outside; Upper strata bracing frame (3) is provided with lower layer support frame (5) therebetween the plastic material accommodation box (6) that iron sheet is welded into, and plastic material accommodation box is filled with plastic material in (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093728.3A CN103818336B (en) | 2014-03-13 | 2014-03-13 | The multistage junk protective device of Compressible operator's compartment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410093728.3A CN103818336B (en) | 2014-03-13 | 2014-03-13 | The multistage junk protective device of Compressible operator's compartment |
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| Publication Number | Publication Date |
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| CN103818336A true CN103818336A (en) | 2014-05-28 |
| CN103818336B CN103818336B (en) | 2016-01-27 |
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| CN201410093728.3A Expired - Fee Related CN103818336B (en) | 2014-03-13 | 2014-03-13 | The multistage junk protective device of Compressible operator's compartment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442673A (en) * | 2014-11-06 | 2015-03-25 | 中国民航大学 | Cable net structure of air bag at top of vehicle and control method |
| CN107804432A (en) * | 2017-12-13 | 2018-03-16 | 泰兴市汇辰过滤器制造有限公司 | A kind of ship deck lift device |
| CN107813903A (en) * | 2017-12-13 | 2018-03-20 | 泰兴市汇辰过滤器制造有限公司 | A kind of ship deck observation device |
| CN109455157A (en) * | 2018-11-29 | 2019-03-12 | 李泽朋 | Engineering truck overturns and falling protection device |
| CN110194099A (en) * | 2019-06-11 | 2019-09-03 | 赵仙菊 | One kind being used for the working short distance material transfer device of subway construction |
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| JPH08218436A (en) * | 1995-02-17 | 1996-08-27 | Sumitomo Constr Mach Co Ltd | Head guard for construction machine cabin |
| CN202448926U (en) * | 2012-01-30 | 2012-09-26 | 三一重机有限公司 | Falling object preventing device of cab |
| CN203142350U (en) * | 2013-01-30 | 2013-08-21 | 安徽维麦科斯机械制造有限公司 | Forklift overhead guard top cover |
| CN203186280U (en) * | 2013-02-06 | 2013-09-11 | 徐工集团工程机械股份有限公司 | Protective ceiling and dumper |
| CN203739827U (en) * | 2014-03-13 | 2014-07-30 | 吉林大学 | Compressiblemultistage fallingobject protecting device for cab |
| CN203766693U (en) * | 2014-04-16 | 2014-08-13 | 江苏奔宇车身制造有限公司 | Machine shop truck body with openable body top protective device |
| DE102013104437A1 (en) * | 2013-04-30 | 2014-10-30 | Linde Material Handling Gmbh | Truck with protective roof |
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2014
- 2014-03-13 CN CN201410093728.3A patent/CN103818336B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08218436A (en) * | 1995-02-17 | 1996-08-27 | Sumitomo Constr Mach Co Ltd | Head guard for construction machine cabin |
| CN202448926U (en) * | 2012-01-30 | 2012-09-26 | 三一重机有限公司 | Falling object preventing device of cab |
| CN203142350U (en) * | 2013-01-30 | 2013-08-21 | 安徽维麦科斯机械制造有限公司 | Forklift overhead guard top cover |
| CN203186280U (en) * | 2013-02-06 | 2013-09-11 | 徐工集团工程机械股份有限公司 | Protective ceiling and dumper |
| DE102013104437A1 (en) * | 2013-04-30 | 2014-10-30 | Linde Material Handling Gmbh | Truck with protective roof |
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| CN203766693U (en) * | 2014-04-16 | 2014-08-13 | 江苏奔宇车身制造有限公司 | Machine shop truck body with openable body top protective device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442673A (en) * | 2014-11-06 | 2015-03-25 | 中国民航大学 | Cable net structure of air bag at top of vehicle and control method |
| CN104442673B (en) * | 2014-11-06 | 2016-08-17 | 中国民航大学 | A kind of vehicle roof air bag cable net structure and control method |
| CN107804432A (en) * | 2017-12-13 | 2018-03-16 | 泰兴市汇辰过滤器制造有限公司 | A kind of ship deck lift device |
| CN107813903A (en) * | 2017-12-13 | 2018-03-20 | 泰兴市汇辰过滤器制造有限公司 | A kind of ship deck observation device |
| CN109455157A (en) * | 2018-11-29 | 2019-03-12 | 李泽朋 | Engineering truck overturns and falling protection device |
| CN109455157B (en) * | 2018-11-29 | 2020-07-17 | 嘉兴市禾兴自润轴承开发有限公司 | Engineering vehicle rollover and falling object protection device |
| CN110194099A (en) * | 2019-06-11 | 2019-09-03 | 赵仙菊 | One kind being used for the working short distance material transfer device of subway construction |
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| Publication number | Publication date |
|---|---|
| CN103818336B (en) | 2016-01-27 |
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