CN201280036Y - Convertible vehicle for high road and railway - Google Patents
Convertible vehicle for high road and railway Download PDFInfo
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- CN201280036Y CN201280036Y CNU2008201908875U CN200820190887U CN201280036Y CN 201280036 Y CN201280036 Y CN 201280036Y CN U2008201908875 U CNU2008201908875 U CN U2008201908875U CN 200820190887 U CN200820190887 U CN 200820190887U CN 201280036 Y CN201280036 Y CN 201280036Y
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Abstract
The utility model discloses a road railway vehicle, which belongs to the field of transportation machinery. A lifting mechanism for the vehicle is connected with a single-axle bogie, and the driving purpose of the vehicle is changed by controlling the position of the single-axle bogie. A guide device and a driving axle are respectively installed with a rigidity adjustable mechanism, and the bearing power of a driving axle suspension and a guide mechanism suspension is automatically collocated through the rigidity adjustable mechanisms; and in addition, a set of front guide devices also can be additionally installed on the inner side of a steering axle. A transmission gear box can be changed into a hydraulic electric-control transmission gear box for the convenience of the two-way running of the railway running; the number of reverse gears and forward gears of the hydraulic transmission gear box is the same; and an auxiliary cab can be arranged at the other end of a main cab of the vehicle. The vehicle not only can be used for road driving, but also can be used for railway transportation, can meet the security requirement that the vehicle does not jump the track during the railway running process under the different load, and also can realize the two-way driving on the railway.
Description
Technical field
The utility model relates to a kind of communications and transportation vehicle, particularly relates to a kind of dual-purpose vehicle for highway and railway.
Background technology
Rail-road car mainly is divided into two big classes both at home and abroad, and a class realizes the road and rail double-purpose functional for install the railway running gear additional on common vehicle; One class is the partition type rail-road car, and this car has the hydraulically powered power truck from walking, adopts different type of drive powered vehicle respectively on railway and highway.The domestic first kind vehicle that now is mainly all is on the vehicle that existing various highways use, and installs the railway running gear additional, adopts original highway rubber drive wheels directly to walk on guide rail.
Since the fifties in last century, western countries rationally use transport power for saving the energy, and rescuing of road and rail speedily carried out rescue work and relevant construction operation, developed the not rail-road car of rare different purposes.
Germany Zi Weifengge-Fa Hezuoge company has produced tens kinds of rail-road cars, the Fei Emengte railway electrical machinery plant of the U.S., the track of Japan is Co., Ltd., the SRS company of Sweden has also produced multiple road and rail two-purpose car, Ireland has produced more than 2000 rail-road car by Ni Luoke locomotive company in 25 years, be sold to all over the world; The Bouguer husband company of Britain has also produced the dual-purpose medical truck of road and rail of certain batch.
According to online access, the production firm of at present more famous in the world rail-road car has:
U.S.'s road and rail car: TRACKMOBILE company, FAIRMONT railway motor ear company, KERSHAW manufacturing company.
Germany's road and rail car: ZWEIWEG company, NEWAG company, ZAGRO company.
Ireland road and rail car: UNILOKOMOTIVE company.
Italy's road and rail car: ZEPHIR company.
The rail-road car product of all productions of above producer has two kinds of hitch structure modes, and a kind of is the towed rail-road car product of producing with ZWEIWEG company of rubber tire; Another kind is steel wheel traction, the weight transfer type rail-road car product of producing with TRACKMOBILE company.
Wherein more famous railway, the highway motor moped series of products that have German ZWEIWEG company to produce, the technical characterstic of these series of products is on the vehicle that existing various highways use, install railway running gear and railway brake system additional, adopt original highway drive wheel directly on guide rail, to walk, realize moving by road quick conversion, be widely used in aloft work, lifting installation, electric operating, fire-fighting first aid, traction and ballast aggregate dual-purpose vehicle for highway and railway such as pave to railway operation.
The said firm is comparatively advanced now rail-road car with the highway-railway motor moped of Germany benz Unimog (Unimog) the U400 chassis transformation of the way.This track is apart from 1435mm, minimum turning radius 60m (railway), the highest highway speed per hour 85km/h, the highest railway speed per hour 80km/h, tractive force limit weight 1,000,000kg, max. climb slope 8% (railway).Railway drives the rubber tire that adopts road running and drives.
First rail-road car of China be 1964 by railway corps scientific research institution design, fire fighting apparatus and materials station-service Nanjing, Beijing automobile of making a leapleap forward is improved because domestic hydraulic technique did not pass a test at that time, hydraulic efficiency pressure system leakage of oil problem is more serious, functional reliability is poor.1984, Harbin railway industry branch, Tangshan Locomotives ﹠ Cars Plant, Beijing 27 Vehicles Factory, according to the demand of on-site with car, with automobile repacking two road and rail double duty tractors, be used for shunting in the factory, but because dynamic property is poor, turbine adhesive ability is little, the derailing fault often occurs and scrap, after produce again.1986, Shenyang Railway Bureau and Jilin universal machine works developed rescue and have used rail-road car, are used for exploring party's disaster relief and traction, because hydraulic pressure support system poor reliability, running velocity is low, and the former Ministry of Railways is forbidden to enter operating line, does not form batch manufacturing.
1992, war preparedness office of the Ministry of Railways entrusts National Defence and Traffic Institute, Shijiazhuang Railway Inst.'s development combined bridge beam roving vehicle, sample car was tried out in bridge building site, river, Xinyi in 1994, finished the transport service industry of 48 holes, 32 industry concrete T-shaped beams, owing to be subjected to the restriction of control technology and hydraulic efficiency pressure system at that time, problems such as tractor truck derailing, brake cylinder gas storage deficiency, brake failure often appear in the vehicle operation poor-performing.Combined bridge beam breakdown van major technique and German Wu Kemoke (Unimog/U400) rail-road car basically identical, two car track adjusting wheels are identical with the way of contact between rail level, and the gas storage mode that is used for brake cylinder is also identical.
In recent years, the enterprise of some railway systems develops road and rail dual-purpose special type car successively, as: TGQ series railway, highway double duty tractor, the dual-purpose traction crane of TGQD sections road highway that Harbin profit power railway scientific and technological development Co., Ltd is produced; The TGC series autorail of Qingdao Yingke Railway Machinery Co., Ltd of Sifang Rolling Stock Plant exploitation etc.Wherein: the TGC series autorail of Qingdao Yingke Railway Machinery Co., Ltd's research and development is applied in more than 40 enterprise in the whole nation.Especially since 1999, the rail-road car that the said firm produces plays a role obviously in the construction of state-owned grain depot.For example, TGC-1 type autorail is converted by heavy duty truck, except that having kept the road running function fully, other is provided with the guide piece that adapts to railway operation, is provided with perfect railway brake system, makes it possess railway, amphibious engineer operation and the towage ability of highway.TGC-3/6D-3 type autorail is a hydromechanical drive, and preceding rear-axle drive can draw the 600t rolling stock.
Because first kind rail-road car is simple in structure, with low cost, one cover drive system is only arranged, so the technical characterstic of above home products is also the same with German ZWEIWEG company, all be on the vehicle that existing various highways use, install railway running gear and railway brake system additional, adopt original highway drive wheel directly on guide rail, to walk, belong to first kind rail-road car.Present this class rail-road car that on common vehicle, installs the railway running gear additional that adopts in the world, be subjected to its structure influence, on the vehicle that existing various highways use, install the railway running gear additional, because guide piece does not mate preferably with vehicle, cause the adhesive ability of vehicle when on railway, travelling to carry out bigger adjustment with the variation of load, even vehicle is at full load, it is safe that railway travels, when unloaded just possible dangerous (derailing), if travelling when unloaded is safe (not derailing), might cause the adhesive ability that drives on the rubber tire not enough again, vehicle can't be walked and generally is used as non-cargo-carring special-use vehicle use, as: as the railroad maintenance vehicle, shunt in the station, guide track tractor, the cranes of various tonnages etc. use but all can't be taken as goods carrying vehicle.Even comparatively advanced now rail-road car as: Germany benz Unimog (Unimog) the U400 chassis transformation of the way that highway-the railway motor moped also can only be done rail traction is automobile-used, can not use as the railway load-carrying vehicle.
The utility model is exactly at above-mentioned technical matters, and that designs a kind ofly can not only can travel, can load but also can install additional the rail-road car of isolated plant travelling on the railway on highway.
The utility model content
Dual-purpose vehicle for highway and railway of the present utility model mainly need solve following technical matters:
The first, solve under any load, make the load of the drive axle of the guide piece of dual-purpose vehicle for highway and railway and vehicle carry out reasonable distribution.
The second, solve the bidirectional driving problem of vehicle on railway, comprising: the both-way operation and the operator's compartment Layout Problem of acceleration mechanism, braking, gear shift etc.
For addressing the above problem, described technical scheme is specific as follows:
Dual-purpose vehicle for highway and railway of the present utility model comprises operator's compartment, vehicle frame, change speed gear box, acceleration mechanism, stop mechanism, steeraxle, drive axle; Also comprise drive axle suspension, back guide piece; Described drive axle is fixed on the described vehicle frame by described drive axle suspension; Described back guide piece comprises back single axle truck, back guiding mechanism suspension and back bont; Described back single axle truck is installed on the described vehicle frame by described back guiding mechanism suspension; Described drive axle suspension and described back guiding mechanism suspension all adopt the rigidity adjustable mechanism that the bearing capacity of described drive axle suspension and described back guiding mechanism suspension is configured; Described back lift system is connected with described back single axle truck.
Dual-purpose vehicle for highway and railway of the present utility model, described vehicle also comprises leading to device; Describedly leadingly be installed in the steeraxle inboard to device; Described leading identical with the described structure of guide piece afterwards to device, comprise, preceding single axle truck, leading to mechanism's suspension and preceding bont; Single axle truck leadingly is installed on the described vehicle frame to mechanism's suspension by described before described; Lift system is connected with described preceding single axle truck before described.
Dual-purpose vehicle for highway and railway of the present utility model, described rigidity adjustable mechanism is an air bellow; The air bellow of described drive axle suspension is communicated with the air chamber of the air bellow of described back guiding mechanism suspension, and the air pressure of two air bellows equates.
Dual-purpose vehicle for highway and railway of the present utility model, described change speed gear box are the hydraulic electric control change speed gear box; The quantity of reversing gear of described hydraulic electric control change speed gear box is identical with forward gear quantity.
Dual-purpose vehicle for highway and railway of the present utility model, described vehicle also comprises the copilot chamber; Described copilot chamber is arranged on and the opposite vehicle other end of described main operator's compartment direction.
Dual-purpose vehicle for highway and railway of the present utility model, described acceleration mechanism comprise main operator's compartment Das Gaspedal, quicken shuttle valve, throttle cylinder; Described main operator's compartment Das Gaspedal acts on the described throttle cylinder by described acceleration shuttle valve; Described stop mechanism comprises compressed air brake cylinder, main operator's compartment brake pedal, braking shuttle valve; Described main operator's compartment brake pedal acts on the described compressed air brake cylinder by described braking shuttle valve.
Dual-purpose vehicle for highway and railway of the present utility model, described acceleration mechanism comprise main operator's compartment Das Gaspedal, quicken shuttle valve, throttle cylinder and copilot chamber Das Gaspedal; Described main operator's compartment Das Gaspedal and described copilot chamber Das Gaspedal act on the described throttle cylinder by described acceleration shuttle valve; Described stop mechanism comprises compressed air brake cylinder, main operator's compartment brake pedal, braking shuttle valve and copilot chamber brake pedal, and described main operator's compartment brake pedal and described copilot chamber brake pedal act on the described compressed air brake cylinder by described braking shuttle valve.
The beneficial effect of the technical scheme that the utility model provides is: by increasing drive axle suspension and the guiding mechanism suspension by the control of rigidity adjustable mechanism, dual-purpose vehicle for highway and railway of the present utility model can on highway be travelled, can load not only but also can install isolated plant additional travelling on the railway, can satisfy the security requirement that vehicle did not derail under different loads when railway travelled, its reliability improves a lot.The utility model is pressed the good performance of air bellow owing to adopted air suspension, both can improve the traveling comfort of vehicle, and it is defeated to avoid vehicle to overhaul again, the protection vehicle safety, and the protection highway is not subjected to overload breakage.The field of application of existing highway railway motor moped is extended to by cargo-carrying special vehicle not almost covers whole highway, railway special vehicle scope, but not only loading, but also isolated plant can be installed.Simultaneously, compare with existing highway railway motor moped, owing to there is not hydraulic efficiency pressure system, vehicle cost of the present utility model has bigger reduction, is convenient to popularize use.
Increased the copilot chamber and quickened accordingly and brake equipment, can be implemented in the bidirectional driving on the railway, dual-purpose vehicle for highway and railway of the present utility model can conveniently be turned around when railway travels, and do not needed again for turning the travel direction turning of detouring.
Description of drawings
Fig. 1 is a rail-road car structural representation of the present utility model;
Fig. 2 is that rail-road car of the present utility model quickens and the stop mechanism structural representation.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below the utility model embodiment is described in further detail.
Rail-road car of the present utility model is to install the railway running gear on common vehicle additional, i.e. guide piece is realized the road and rail double-purpose functional.The utility model respectively installs a guide piece additional behind the steeraxle of vehicle, drive axle: leading to device and back guide piece, during road running, utilize the lift system of forward and backward guide piece that preceding guide bridge and back guide bridge are promoted built on stilts, motoring condition is the same with car with average highway.When railway travels, forward and backward guide bridge is put down, the steeraxle of vehicle is drawn, built on stilts and locked turning to, together vehicle is propped on rail and travelled by forward and backward guide bridge and vehicle drive axle.The propulsive effort of vehicle and braking force are still rubbed on rail by the rubber wheel of vehicle drive axle and provide.
The utility model also is not only directly installs guide piece additional on common vehicle, but the rigidity adjustable mechanism is applied to back guide piece suspension and vehicle drive axle suspension, and the bearing capacity of back guide piece suspension and vehicle drive axle suspension carried out Coupling Design, make vehicle drive axle suspension and back guide piece suspension become an organic whole.
In addition, for realizing the bidirectional driving on the railway, in the utility model, at first the change speed gear box on general-utility car chassis is changed, be replaced by the hydraulic electric control change speed gear box of two way by the mechanical gear box of one-way traffic, be that reversing gear of change speed gear box is increased to the quantity identical with forward gear, and make its speed ratio also identical with forward gear; Because mechanical control is changed over electrically controlled manipulation, then can carry out two-way control easily simultaneously.Secondly, will speed up mechanism and be improved to the gas control manipulation by mechanical control, realize both-way operation by shuttle valve, the same shuttle valve that increases is realized both-way operation in brake system.The 3rd, increase the copilot chamber at the rear of vehicle, the counter steer when being convenient to railway and travelling, the middle part of vehicle is used for loading; Or operator's compartment diminished, the front and back homonymy is respectively arranged a little operator's compartment, enlarges the loading space of vehicle, vehicle middle part and side all can be used for lade.
For the technical solution of the utility model more at large is described, do specifying below in conjunction with accompanying drawing:
The suspension of back guide bridge and vehicle drive axle has adopted the suspension rate can in check same class suspension in the utility model, satisfies and carries the pro rata automatic distribution of quality.As shown in Figure 1, dual-purpose vehicle for highway and railway of the present utility model comprises: automobile chassis frame 1, drive axle 2, drive axle suspension 3, back single axle truck 4, back guiding mechanism suspension 5, rear shock absorber 6, back lift system 7.The utility model is after the drive axle suspension of general-utility car and guide piece suspension are carried out Coupling Design, and after the suspension of general-utility car is optimized, installs guide piece additional, satisfies the needs that railway travels.Guide piece comprises that drive axle cooperates with the back guide piece, and drive axle 2 is installed on the automobile chassis frame 1 by drive axle suspension 3; Back single axle truck 4 is installed on the automobile chassis frame 1 by back guide piece suspension 5; Rear shock absorber 6 links respectively with back single axle truck 4 and automobile chassis frame, plays buffering, damping of vibrations; Back lift system 7 is installed between back single axle truck 4 and the automobile chassis frame 1 by promoting air bag, promotes and put down guide piece by charging and discharging gas.Drive axle suspension 3 and guide piece suspension 5 all adopt the rigidity adjustable mechanism, the rigidity adjustable mechanism is selected air spring suspension for use in the present embodiment, the air bellow air chamber of drive axle suspension 3, back guide piece suspension 5 directly is communicated with, the air pressure of two suspension air bellows is equated all the time, the active area of two air bellows mates as required according to a certain percentage, can realize the difference of bearing capacity.In order to realize above-mentioned functions, also air bellow can be become hydraulic efficiency gear constant characteristic adjustable mechanism, like this, under any load, the load of the guide piece of rail-road car and the drive axle of vehicle can be carried out reasonable distribution.
In order to satisfy the two way of vehicle when railway travels or the needs of two-wheel driving, also should overlap guide piece: promptly leading to device in the steeraxle installed inside one of vehicle.Leading structure and parameter to device is identical with the back guide piece, comprises front jockey wheel, preceding single axle truck, leading to mechanism's suspension and preceding lift system.As shown in Figure 1, preceding single axle truck is installed on the vehicle frame to mechanism's suspension by leading; Preceding lift system is connected with preceding single axle truck, by the control break vehicle ' purposes to preceding single axle truck position.Leading to the device suspension do not need to be coupled with the suspension of steeraxle, this guide piece directly installs additional on the chassis and gets final product, when railway travels leading to the device steeraxle is drawn, extract respectively to device and back guide piece leading by lift system during road running, steeraxle is transferred automatically, carries jointly with drive axle.
For the ease of the railway bidirectional driving, the utility model has also increased vice driving room 10 in rear vehicle end.When road running, still in main operator's compartment 8, drive, maneuverability pattern is consistent with road vehicle, when on railway, travelling, can in two operator'ies compartment, operate, because turning to by guide piece of vehicle controlled by rail when railway travelled, so do not need the steering swivel system of former automobile, only need arrange acceleration mechanism in copilot chamber 10, brake system, the essential various instrument and meters of gearshift and automobile get final product, and for to prevent that maloperation from influencing the safety that railway travels, in main operator's compartment 8, when railway travels, need to turn to pinning, bearing circle can not be rotated.
For realizing two way, the utility model also improves the automobile speed-changing device on common vehicle chassis, be replaced by the hydraulic electric control change speed gear box of two way by the mechanical gear box of one-way traffic, be that reversing gear of change speed gear box is increased to the quantity identical with forward gear, and make its speed ratio also identical with forward gear, because mechanical control is changed over electrically controlled manipulation, then can carry out two-way control easily simultaneously, be the realization bidirectional driving, the transmission system of automobile is transformed.
The utility model is also transformed the acceleration mechanism of car chassis, brake system etc., and acceleration mechanism is improved to gas control by mechanical control and handles, and realizes both-way operation by shuttle valve, and the same shuttle valve that increases is realized both-way operation in brake system.As shown in Figure 2, main operator's compartment Das Gaspedal 12 and copilot chamber Das Gaspedal 15 are by quickening shuttle valve 13, can acting on the throttle cylinder 14 respectively, throttle cylinder 14 is directly installed on the engine throttle push rod, realizes the acceleration or the deceleration of vehicle by throttle cylinder 14; Main operator's compartment brake pedal 17 passes through braking shuttle valve 18 with copilot chamber brake pedal 19, can act on respectively on the compressed air brake cylinder 16, and vehicle is braked.
The operator's compartment of the general layout of rail-road car of the present utility model two way before and after increasing on guide piece and the rail on the chassis, other and highway common vehicle do not have too big difference.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1, a kind of dual-purpose vehicle for highway and railway comprises operator's compartment, vehicle frame, change speed gear box, acceleration mechanism, stop mechanism, steeraxle and drive axle; It is characterized in that, also comprise drive axle suspension and back guide piece; Described drive axle is fixed on the described vehicle frame by described drive axle suspension; Described back guide piece comprises back single axle truck, back guiding mechanism suspension and back bont; Described back single axle truck is installed on the described vehicle frame by described back guiding mechanism suspension; Described drive axle suspension and described back guiding mechanism suspension all adopt the rigidity adjustable mechanism that the bearing capacity of described drive axle suspension and described back guiding mechanism suspension is configured; Described back lift system is connected with described back single axle truck.
2, dual-purpose vehicle for highway and railway according to claim 1 is characterized in that, described vehicle also comprises leading to device; Describedly leadingly be installed in the steeraxle inboard to device; Described leading identical with described back guide piece structure to device, comprise preceding single axle truck, leading to mechanism's suspension and preceding bont; Single axle truck leadingly is installed on the described vehicle frame to mechanism's suspension by described before described; Lift system is connected with described preceding single axle truck before described.
3, dual-purpose vehicle for highway and railway according to claim 1 is characterized in that, described rigidity adjustable mechanism is an air bellow; The air bellow of described drive axle suspension is communicated with the air chamber of the air bellow of described back guiding mechanism suspension, and the air pressure of two air bellows equates.
4, dual-purpose vehicle for highway and railway according to claim 1 is characterized in that, described change speed gear box is the hydraulic electric control change speed gear box; The quantity of reversing gear of described hydraulic electric control change speed gear box is identical with forward gear quantity.
5, dual-purpose vehicle for highway and railway according to claim 1 is characterized in that, described vehicle also comprises the copilot chamber; Described copilot chamber is arranged on and the opposite vehicle other end of described main operator's compartment direction.
6, dual-purpose vehicle for highway and railway according to claim 1 is characterized in that, described acceleration mechanism comprises main operator's compartment Das Gaspedal, quickens shuttle valve, throttle cylinder; Described main operator's compartment Das Gaspedal acts on the described throttle cylinder by described acceleration shuttle valve; Described stop mechanism comprises compressed air brake cylinder, main operator's compartment brake pedal, braking shuttle valve; Described main operator's compartment brake pedal acts on the described compressed air brake cylinder by described braking shuttle valve.
7, dual-purpose vehicle for highway and railway according to claim 5 is characterized in that, described acceleration mechanism comprises main operator's compartment Das Gaspedal, quickens shuttle valve, throttle cylinder and copilot chamber Das Gaspedal; Described main operator's compartment Das Gaspedal and described copilot chamber Das Gaspedal act on the described throttle cylinder by described acceleration shuttle valve; Described stop mechanism comprises compressed air brake cylinder, main operator's compartment brake pedal, braking shuttle valve and copilot chamber brake pedal, and described main operator's compartment brake pedal and described copilot chamber brake pedal act on the described compressed air brake cylinder by described braking shuttle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201908875U CN201280036Y (en) | 2008-09-18 | 2008-09-18 | Convertible vehicle for high road and railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201908875U CN201280036Y (en) | 2008-09-18 | 2008-09-18 | Convertible vehicle for high road and railway |
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| Publication Number | Publication Date |
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| CN201280036Y true CN201280036Y (en) | 2009-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201908875U Expired - Fee Related CN201280036Y (en) | 2008-09-18 | 2008-09-18 | Convertible vehicle for high road and railway |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973193A (en) * | 2010-11-03 | 2011-02-16 | 谢晓山 | Dual-purpose vehicle capable of travelling on high-orbit railway and highway and road matching system |
| CN102328660A (en) * | 2011-07-04 | 2012-01-25 | 张宁 | Independent synchronous rail transit |
| CN106585372A (en) * | 2016-12-27 | 2017-04-26 | 苏州大方特种车股份有限公司 | Bidirectional driving hydraulic driving frame vehicle |
| CN107757272A (en) * | 2017-09-30 | 2018-03-06 | 苏州大方特种车股份有限公司 | A kind of road rail vehicle |
| CN107914581A (en) * | 2017-10-27 | 2018-04-17 | 合肥正浩机械科技有限公司 | A kind of double drive heavy type transport vehicle |
| CN110549803A (en) * | 2018-05-31 | 2019-12-10 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
| WO2020019763A1 (en) * | 2018-07-27 | 2020-01-30 | 中车长江车辆有限公司 | Highway and railway dual-purpose vehicle |
| CN113459737A (en) * | 2021-08-09 | 2021-10-01 | 山东威猛工程机械有限公司 | Bidirectional running braking system of highway and railway dual-purpose engineering machinery |
-
2008
- 2008-09-18 CN CNU2008201908875U patent/CN201280036Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973193A (en) * | 2010-11-03 | 2011-02-16 | 谢晓山 | Dual-purpose vehicle capable of travelling on high-orbit railway and highway and road matching system |
| CN101973193B (en) * | 2010-11-03 | 2012-07-04 | 谢晓山 | Dual-purpose vehicle capable of travelling on high-orbit railway and highway and road matching system |
| CN102328660A (en) * | 2011-07-04 | 2012-01-25 | 张宁 | Independent synchronous rail transit |
| CN106585372A (en) * | 2016-12-27 | 2017-04-26 | 苏州大方特种车股份有限公司 | Bidirectional driving hydraulic driving frame vehicle |
| CN107757272A (en) * | 2017-09-30 | 2018-03-06 | 苏州大方特种车股份有限公司 | A kind of road rail vehicle |
| CN107914581A (en) * | 2017-10-27 | 2018-04-17 | 合肥正浩机械科技有限公司 | A kind of double drive heavy type transport vehicle |
| CN110549803A (en) * | 2018-05-31 | 2019-12-10 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
| CN110549803B (en) * | 2018-05-31 | 2021-03-02 | 中车齐齐哈尔车辆有限公司 | Highway-railway dual-purpose tractor |
| WO2020019763A1 (en) * | 2018-07-27 | 2020-01-30 | 中车长江车辆有限公司 | Highway and railway dual-purpose vehicle |
| CN113459737A (en) * | 2021-08-09 | 2021-10-01 | 山东威猛工程机械有限公司 | Bidirectional running braking system of highway and railway dual-purpose engineering machinery |
| CN113459737B (en) * | 2021-08-09 | 2024-05-17 | 山东威猛工程机械有限公司 | Bidirectional running braking system of highway and railway dual-purpose engineering machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20140918 |
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| EXPY | Termination of patent right or utility model |