CN202627949U - Self-walking type vehicle ladder for high speed railway - Google Patents
Self-walking type vehicle ladder for high speed railway Download PDFInfo
- Publication number
- CN202627949U CN202627949U CN 201220289244 CN201220289244U CN202627949U CN 202627949 U CN202627949 U CN 202627949U CN 201220289244 CN201220289244 CN 201220289244 CN 201220289244 U CN201220289244 U CN 201220289244U CN 202627949 U CN202627949 U CN 202627949U
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- speed railway
- chassis
- type car
- travel type
- car ladder
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Abstract
The utility model discloses a self-walking type vehicle ladder for a high speed railway. The ladder comprises a main frame (1), an adjustable brake gear (2), a bi-directional speed change driving device, a variable rising device (3), an overturn-proof device (4), an infrared passing clamp plate detecting device and a miniature speed governing control electric driven pusher. The vehicle ladder is concise in structure, small in weight, convenient and fast to assemble and disassemble, and capable of self-walking, braking through remote control and electrically lifting; and working efficiency is improved, working intensity and labor force are reduced, safety protection is strengthened, and the like.
Description
Technical field
The utility model relates to high-speed railway self-travel type car ladder, is specifically related to be used for the self-travel type car ladder of the maintenance and the maintenance of railway contact line network.
Background technology
Along with China to the continuing to increase of high speed railway construction dynamics, high-speed railway has become to be built in the railway system and the emphasis of operation.Because characteristics such as it is fast that high-speed railway has the speed of service, and it is intensive to drive a vehicle are the bases of safe operation so carry out the operational support work of high-speed railway.Contact net is being born the vital task that electric energy is provided for EMUs as the important component part of high-speed railway, and the maintenance repair work of carrying out contact net becomes the emphasis of powered operation.And do not done improvement fundamentally decades since China uses as the car ladder of maintenance repair main tool, inconvenience is in use arranged.For example original steel pipe tool car ladder, the steel pipe body weight, package assembly is complicated, inefficiency, and need join personnel and how could accomplish service work.
The utility model content
The utility model has overcome the deficiency of prior art, and high-speed railway self-travel type car ladder is provided.For solving above-mentioned technical problem, some embodiment of the utility model adopt following technical scheme:
High-speed railway self-travel type car ladder; Comprise working platform, chassis, terraced leg and stile; Be connected with bearing pin between said working platform and the said terraced leg; Be connected with bearing pin between said terraced leg and the said chassis, be connected with embedded bolt between said terraced leg and the said stile, between said working platform and the said chassis with terraced leg with rise top mechanism and be connected.
Further technical scheme is that said working platform is collapsible working platform.
Further technical scheme is, said liter top mechanism is an adjustable speed electric pushrod mechanism.
Further technical scheme is, is furnished with the lithium electricity power supply, control system and the standby electric power that discharge fast on the said chassis.
Further technical scheme is, also is provided with card rail device on the said chassis, and said card rail device is connected with said chassis through insulating slab.
Further technical scheme is, also is provided with driving wheel on the said chassis, and said driving wheel adopts and can discharge package assembly and aviation fast and conduct electricity control interface fast.
Technical scheme further is, the said package assembly that can discharge fast is connected with said chassis through the spring mechanism that returns back to top.
Technical scheme further is to stud with in the said driving wheel and walk motor voluntarily.
Technical scheme further is that the bracing frame of said driving wheel is provided with brake system and noctovisor scan control system.
Technical scheme further is that two driving wheel wheel shafts before the said high-speed railway self-travel type car ladder are connected with the chassis, two the driving wheel wheel shafts employing axle formulas design behind the said high-speed railway self-travel type car ladder.
Compared with prior art, the beneficial effect of the utility model is:
(1) the light overall about 100kg of high-speed railway self-travel type car ladder that carries, main frame adopts all aluminium alloy profile structure; Can fast assemble about 10 minutes; Front and back bi-directional variable speed driving functions; The conversion rising function that oscilaltion is about 2 meters, two joint import straight line electric push rods, ejection force 3000N; The anti-rollover function; Infrared rays is crossed the clamping plate measuring ability; Adjustable brake function is through miniature speed regulating control electric pushrod; Walk motor and up-down push rod voluntarily, brake control system is all by line traffic control and controlled in wireless dual mode are arranged; Can discharge lithium electricity electric power system; The lasting operation 80km that can walk joins the 36v250w either-rotation motor; Emergency electric system is joined two of 36v2A lithium electricity, and one of them is as subsequent use.
(2) simple for structure, the characteristics such as body is light, assembly and disassembly is convenient and swift, walking certainly, remote control brake, electric up-down of high-speed railway self-travel type car ladder; Not only improved operating efficiency; Reduced labour intensity, the labour of also slowing down has simultaneously strengthened security protection.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the utility model folded state.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further to set forth.
Embodiment
As depicted in figs. 1 and 2; High-speed railway self-travel type car ladder adopts novel reduction cat ladder formula structure; The high collapsible working platform 1 of 830x650mm fence 750mm is established at the top, cat ladder adopt 2800mm two joint chute reductions, embedded cat ladder two prescriptions of stile just two-way about, the three-bend aluminium alloys combination chassis 2 of 1950x1000mm is adopted on chassis 2; 2 on working platform 1 and chassis connect with adjustable speed electric pushrod mechanism 5 with terraced leg 3, increased the car ladder firmly and the elevating function of working platform 1; Embedded Bolt Connection is adopted in 4 considerations of ladder leg 3 and stile steadiness, safety, to increase the convenience and the safety of car ladder; Connect with bearing pin between the working platform 1 and terraced leg 3, terraced leg 3 and chassis 2, to make things convenient for car terraced dismounting and assembling.
Drive design: the characteristics of high-speed railway self-travel type car ladder are to have on the car ladder chassis one group of drive wheel car ladder integral body to move forward and backward in orbit.This driving wheel adopts low-voltage adjustable speed direct current generator to drive, and controls the speed of service with the speed governing handle.The driving wheel bracing frame is provided with brake system and noctovisor scan control system.This driving wheel is made with the high-strength abrasion-proof nylon material, studs with in the wheel and walks motor voluntarily.For more convenient four-wheel carries and to the protection of motor, driving wheel has adopted and can discharge quick package assembly 6 fast, control interface is conducted electricity in aviation fast.The said package assembly 6 that can discharge fast is connected with said chassis 2 through the spring mechanism that returns back to top, so that four road wheels of tower wagon keep, tracks are fitted and the more effective control of rollover preventing safety.Because motor is own locking-type direct current generator, motor can not rotate when motor quits work, and plays the effect of brake again.Cooperate arrangement of clutch again, can quit work or electric quantity of power supply the car ladder can easily be carried out in orbit in not enough at motor again.Because this car ladder has had motor-driven; Guaranteed the car ladder mobile stationarity in the process of advancing effectively; Make the car ladder accomplish walking and adjustable height certainly; Make more convenient the finishing the work of staff, and reduced the less important work personnel and joined 2 people and get final product, effectively raise operating efficiency and save a large amount of overhead cost.
Power supply design: be furnished with the lithium electricity power supply and control system and the standby electric power that discharge fast on the chassis of high-speed railway self-travel type car ladder; Two complete electric power system and control systems are so not only arranged; Also solve the chassis counterweight of whole car ladder, played vehicle body effect stably.Walk motor and up-down push rod voluntarily, brake control system is all by line traffic control and controlled in wireless dual mode are arranged.
From walking design: walking adopts brushless electric machine, lithium battery power supply to start the operation power of car ladder certainly, and the lasting operation 80km that can walk joins the 36v250w either-rotation motor.
The design of brake system: slip meets accident when preventing the online Fixed Point Operation of high-speed railway self-travel type car ladder; On catercorner two wheels, installed brake system respectively; This system utilizes rectangular thread self pitch bigger; The screw thread self-lock ability is strong, use and easy for installation, characteristics such as friction factor is big between brake block and the wheel.Only need rotate brake lever a little and come to regulate the normal pressure between brake block and the wheel significantly, be implemented in the various speed regulations under the differentiated friction drag effect.Just can the car ladder be braked fully when on the operating point, working.
The design of Overthrow preventing device: a large amount of characteristics that reduce of surplus tailgate on the track according to high-speed railway, designed a kind of can be along with the card rail device of car ladder synchronized movement; This scale rail device can continue to play the anti-dumping protective effect when the operation of car ladder; Reduce less important work personnel workload effectively, improved operating efficiency.
The rollover-resistant mechanism design: join infrared distance measuring control system, car ladder front axle and chassis 2 are welded into one, and the battery as car ladder power source is also placed on the front axle simultaneously.And car ladder hind axle adopts the design of axle formula, has made things convenient for the installation of hub-type brake.Simultaneously, again with the motor and the transmission device of car ladder, and electric machine control system is placed on the hind axle, make great efforts to make the car ladder before and after weight consistent, guarantee car ladder running stability.Electric machine control system comprises electric motor starting, moves, stops.Motor just changes, reverses.Balance when moving in order to guarantee that further car is terraced is selected the stepless time adjustment motor.The joystick of electric machine control system is installed in the car ladder work respectively and does can realize dual control up and down on platform 1 and the car ladder chassis 2.Convenient working personnel's operation.Because car ladder hind axle has adopted the design of axle formula; The installation of braking for hub-type provides the space, and brake rim is made an integral body with car ladder wheel, and brake disc is installed on the car ladder chassis 2 through insulating slab; Guaranteed the insulation of car ladder wheel so again, can the short circuit train signal.Because car ladder front-wheel is not the design of axle formula, still consider that the brake system of car ladder only is installed on the trailing wheel of car ladder.And the brake control of car ladder also is the dual control mode that adopts on working platform 1 and the chassis 2, handled easily.Car ladder rail meter is placed on the car ladder chassis 2 through insulating slab, and guaranteeing can the short circuit train signal.Before the car ladder upper track, need rail meter be packed up.In the car ladder operation way, open rail meter, card rail wheel will roll along the I-shaped inner edge of rail all the time, to play the anti-dumping purpose.
The apolegamy of car ladder material: in the apolegamy of the material that the car ladder is made, fully take into account under safe, light, the environmental protection of car ladder, the factor such as attractive in appearance, succinct, suitable, adopts novel, the terraced main frame structure of light-weight high-strength material completion car.Can adopt and consider that main body adopts the magnadure section bar, this material has intensity height, advantage such as in light weight, attractive in appearance, has been widely used in the industries such as precision equipment, industry, equipment.Magnesium alloy has following distinguishing feature:
(1) in light weight.Magnesium alloy is the lightest structural timber, and the density 1.74 of magnesium is about 1/4 of steel, and 2/3 of aluminium is compared, and is 1.5 times of engineering plastics.Can on original basis, alleviate the weight of car ladder so greatly.
(2) specific strength, specific stiffness height.The specific strength of magnesium alloy is apparently higher than aluminium alloys and steel, and specific stiffness and aluminium alloys and steel are suitable, and are higher than engineering plastics far away, is 10 times of general plastics.Under certain intensity and rigidity requirement condition, be the substitute of desirable steel material.The yield strength of magnesium alloy is 180～280MPa, has and the much the same intensity of steel, can guarantee its under corresponding load-up condition, can deform inefficacy and fracture failure.
(3) vibratility is good.Modulus of elasticity is little, good rigidity, and antidetonation is strong, long-term uses not yieldingly, and the modulus of elasticity of magnesium alloy is 44100MPa, and its intensity is generally 198～294MPa, and under same load, vibration damping property is 100 times of aluminium, 300～500 times of titanium alloy.Mg alloy castings tensile strength and aluminium alloy castings are suitable, generally can reach 250Mpa, reach as high as Mpa more than 600.Yield strength, elongation per unit length and aluminium alloys also are more or less the same.
(4) electromagnetic wave shielding is good.
(5) thermal diffusivity is good.The heat conductivity of common metal is hundreds of times of plastics, and the heat conductivity of magnesium alloy is a little less than aluminium alloys and copper alloy, and far above titanium alloy, specific heat is then approaching with water, is soprano in the alloy commonly used.
(6) corrosion resistance is good.Magnesium alloy is 8 times of carbon steel in corrosion resistance, and 4 times of aluminium alloys are more more than 10 of plastic material times.
(7) texture is good.The outward appearance of magnesium alloy and touch texture are splendid, make product have more luxurious sense.
(8) recuperability is good.As long as cost is equivalent to 4% of virgin material price, just can be with magnesium alloy product and waste recovery utilization.
Sex change rare earth nylon is a kind of sex change nylon, and its intensity is high, abrasion resistance is good, good insulating, light weight, and its density is merely steel 1/7.Make driving wheel with sex change rare earth nylon material, four driving wheels can alleviate 10kg.The S-124 monomer cast nylon has higher molecular weight and degree of crystallinity, and good physical and mechanical property is arranged, and has higher mechanical property and heat resistance than common nylon; Abrasion resistance is good; Alternative non-ferrous metal copper and alloy steel are made the wear resistant friction reducing material, reduce lubricating maintenance, improve application life.Its temperature tolerance is good, in wider temperature range, can keep good impact toughness and the ability of bearing load; And water absorption rate is low, and than low 2～2.5 times of general nylon, texture material is even, and the product internal stress is little.
Wheel is selected nylon for use, and sex change rare earth nylon mar proof is good, and particularly in the environment that a large amount of dust, silt particle are arranged, the mar proof that it showed is that other plastics can't be by comparison.When on friction surface, having silt particle, dust or other hard class materials to exist, the abrasion resistance of nylon is than bearing steel, cast iron even also better than the carbon steel of engraving through the hardened face plating.
Subordinate list: the mechanical property of nylon and thermal property
On the coupling components of key, can adopt more high-intensity titanium alloy material, advantage such as its characteristics are superior to other alloy material far away, and flexible is good, body is light, the selection on the material can reduce the weight of car ladder significantly, realizes light and handy portable characteristics.In the selection of surface treatment mode, consider to adopt the processing mode of electrophoresis or sprayed ceramic, thereby guarantee the get off resistance to corrosion of ladder of operating environment in the open air.
The utility model is with the described scope of soverlay technique scheme; And the various distortion of claim scope change with equivalence; Under the prerequisite of the utility model with the soverlay technique solution, any modification or improvement that those skilled in the art that the utility model is done realize easily all belong to the utility model scope required for protection.For example described in the middle of the embodiment " car ladder " is with a kind of car ladder with " high-speed railway self-travel type car ladder ", all is high-speed railway self-travel type car ladder.
Claims (10)
1. high-speed railway self-travel type car is terraced; Comprise working platform (1), chassis (2), terraced leg (3) and stile (4); It is characterized in that: be connected with bearing pin between said working platform (1) and the said terraced leg (3); Be connected with bearing pin between said terraced leg (3) and said chassis (2), be connected with embedded bolt between said terraced leg (3) and the said stile (4), between said working platform (1) and said chassis (2) with terraced leg (3) with rise top mechanism and be connected.
2. high-speed railway self-travel type car ladder according to claim 1, it is characterized in that: said working platform (1) is a collapsible working platform (1).
3. high-speed railway self-travel type car ladder according to claim 1 is characterized in that: said liter top mechanism is an adjustable speed electric pushrod mechanism (5).
4. high-speed railway self-travel type car ladder according to claim 1 is characterized in that: be furnished with the lithium electricity power supply, control system and the standby electric power that discharge fast on said chassis (2).
5. high-speed railway self-travel type car ladder according to claim 1 is characterized in that: also be provided with card rail device on said chassis (2), said card rail device is connected with said chassis (2) through insulating slab.
6. high-speed railway self-travel type car according to claim 1 ladder, it is characterized in that: said chassis also is provided with driving wheel on (2), and said driving wheel adopts and can discharge package assembly (6) and aviation fast and conduct electricity control interface fast.
7. high-speed railway self-travel type car according to claim 6 ladder is characterized in that: the said package assembly (6) that can discharge fast is connected with said chassis (2) through the spring mechanism that returns back to top.
8. high-speed railway self-travel type car ladder according to claim 6 is characterized in that: stud with in the said driving wheel and walk motor voluntarily.
9. high-speed railway self-travel type car ladder according to claim 6 is characterized in that: the bracing frame of said driving wheel is provided with brake system and noctovisor scan control system.
10. high-speed railway self-travel type car ladder according to claim 6; It is characterized in that: two driving wheel wheel shafts before the said high-speed railway self-travel type car ladder are connected with chassis (2), and two driving wheel wheel shafts behind the said high-speed railway self-travel type car ladder adopt the design of axle formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220289244 CN202627949U (en) | 2012-06-19 | 2012-06-19 | Self-walking type vehicle ladder for high speed railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220289244 CN202627949U (en) | 2012-06-19 | 2012-06-19 | Self-walking type vehicle ladder for high speed railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202627949U true CN202627949U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220289244 Expired - Fee Related CN202627949U (en) | 2012-06-19 | 2012-06-19 | Self-walking type vehicle ladder for high speed railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202627949U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612580A (en) * | 2015-01-23 | 2015-05-13 | 上海铁路局合肥供电段 | Box step for overhauling overhead line system of electrified railway |
| CN109017876A (en) * | 2018-09-17 | 2018-12-18 | 株洲时代电子技术有限公司 | A kind of railroad maintenance job platform |
| CN114293900A (en) * | 2021-12-30 | 2022-04-08 | 中铁四局集团电气化工程有限公司 | Daily maintenance contact net operation tower wagon |
-
2012
- 2012-06-19 CN CN 201220289244 patent/CN202627949U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612580A (en) * | 2015-01-23 | 2015-05-13 | 上海铁路局合肥供电段 | Box step for overhauling overhead line system of electrified railway |
| CN109017876A (en) * | 2018-09-17 | 2018-12-18 | 株洲时代电子技术有限公司 | A kind of railroad maintenance job platform |
| CN109017876B (en) * | 2018-09-17 | 2020-03-31 | 株洲时代电子技术有限公司 | Railway maintenance operation platform |
| CN114293900A (en) * | 2021-12-30 | 2022-04-08 | 中铁四局集团电气化工程有限公司 | Daily maintenance contact net operation tower wagon |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20170619 |