CN110758353A - Automatic brake device and rail transport vehicle - Google Patents

Automatic brake device and rail transport vehicle Download PDF

Info

Publication number
CN110758353A
CN110758353A CN201910963430.6A CN201910963430A CN110758353A CN 110758353 A CN110758353 A CN 110758353A CN 201910963430 A CN201910963430 A CN 201910963430A CN 110758353 A CN110758353 A CN 110758353A
Authority
CN
China
Prior art keywords
wedge
wheel
shaped piece
vehicle
automatic brake
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910963430.6A
Other languages
Chinese (zh)
Inventor
李善军
张衍林
刘兴
乔安国
辛智强
张子豪
侯剑锋
潘海兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Li Tillage Orchard Machinery Co Ltd
Huazhong Agricultural University
Original Assignee
Wuhan Li Tillage Orchard Machinery Co Ltd
Huazhong Agricultural University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan Li Tillage Orchard Machinery Co Ltd, Huazhong Agricultural University filed Critical Wuhan Li Tillage Orchard Machinery Co Ltd
Priority to CN201910963430.6A priority Critical patent/CN110758353A/en
Publication of CN110758353A publication Critical patent/CN110758353A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
    • B60T7/124—Brakes for railway vehicles coming into operation in case of accident, derailment or damage of rolling stock or superstructure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H11/00—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types
    • B61H11/02—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types of self-applying brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H7/00—Brakes with braking members co-operating with the track
    • B61H7/02—Scotch blocks, skids, or like track-engaging shoes
    • B61H7/04—Scotch blocks, skids, or like track-engaging shoes attached to railway vehicles
    • B61H7/06—Skids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention relates to an automatic brake device and a rail transport vehicle with the same. The automatic brake device is different in that: the transmission mechanism comprises a friction wheel, a first transmission gear, a second transmission gear, a centrifugal clutch and an eccentric wheel which are arranged below a vehicle and sequentially transmit; the device also comprises a wedge-shaped piece and tension springs symmetrically arranged on two sides of the wedge-shaped piece, wherein the upper end of the wedge-shaped piece is rotatably connected below the vehicle, the upper end of each tension spring is fixed below the vehicle, and the lower end of each tension spring is fixed on the side surface of the wedge-shaped piece; under the action of the tension spring, the wedge-shaped piece can be lifted to be in contact with the eccentric wheel; when the eccentric rotates with the driven member of the centrifugal clutch, the wedge plate is pushed to rotate downwards to be clamped between the wheel and the ground. The invention has wide application range, can be applied to the field of rail transport vehicles, has simple structure, small volume and low production cost, can effectively realize braking, and has strong reliability and higher safety.

Description

Automatic brake device and rail transport vehicle
Technical Field
The invention relates to the field of vehicles, in particular to an automatic brake device and a rail transport vehicle with the same.
Background
The existing automatic brake device is mainly applied to the field of automobiles and other occasions, and the existing brake device is combined with an electronic device and is provided with various sensors. There are few purely mechanical devices and few automatic braking devices are used on rail vehicles.
The self-propelled and traction type mountain rail transport vehicle cannot monitor people in the whole process during the walking process, and when a vehicle flying accident happens, certain economic loss and even vehicle damage and death can be caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the automatic brake device which is wide in application range, can be applied to the field of rail transport vehicles, is simple in structure, small in size and low in production cost, can effectively realize braking, and is high in reliability and safer.
In order to solve the technical problems, the technical scheme of the invention is as follows: an automatic brake device, its difference lies in: the transmission mechanism comprises a friction wheel, a first transmission gear, a second transmission gear, a centrifugal clutch and an eccentric wheel which are arranged below a vehicle and sequentially transmit; the friction wheel can roll along the ground along with the vehicle walking; the first transmission gear and the friction wheel rotate synchronously and are meshed with the second transmission gear; a driving part of the centrifugal clutch and the second transmission gear rotate synchronously, and a driven part of the centrifugal clutch is fixed with the eccentric wheel; the device also comprises a wedge-shaped piece and tension springs symmetrically arranged on two sides of the wedge-shaped piece, wherein the upper end of the wedge-shaped piece is rotatably connected below the vehicle, the upper end of each tension spring is fixed below the vehicle, and the lower end of each tension spring is fixed on the side surface of the wedge-shaped piece; under the action of the tension spring, the wedge-shaped piece can be lifted to be in contact with the eccentric wheel; when the eccentric rotates with the driven member of the centrifugal clutch, the wedge plate is pushed to rotate downwards to be clamped between the wheel and the ground.
According to the technical scheme, the device further comprises a first rotating shaft and a second rotating shaft which are parallel to each other, the first rotating shaft and the second rotating shaft are respectively connected to the lower portion of the vehicle, the friction wheel and the first transmission gear are arranged on the first rotating shaft, and the second transmission gear, the centrifugal clutch and the eccentric wheel are arranged on the second rotating shaft.
According to the technical scheme, the device further comprises first bases which are symmetrically fixed at the lower end of the vehicle at intervals, first bearing seats are symmetrically arranged at the lower end of each first base, and two ends of the second rotating shaft are respectively erected on the two first bearing seats.
According to the technical scheme, the device further comprises a support frame and a support plate; the supporting frame extends transversely, one end of the supporting frame is rotatably sleeved on the second rotating shaft, and the other end of the supporting frame is fixed with the supporting plate; the lower extreme of backup pad is provided with the second bearing frame, the middle part of first pivot is erect in on the second bearing frame, first drive gear and friction pulley divide the both ends of locating first pivot.
According to the technical scheme, the device further comprises a pressure spring, the upper end of the pressure spring is fixed at the lower end of the vehicle, and the lower end of the pressure spring is fixed on the supporting plate.
According to the technical scheme, the wedge-shaped piece is arranged corresponding to the rear wheel of the vehicle.
According to the technical scheme, the device further comprises a second base fixed at the lower end of the vehicle and arranged above the rear wheel of the vehicle, and the upper end of the wedge-shaped piece is connected with the second base through a third rotating shaft.
According to the technical scheme, the wedge-shaped sheet is constructed into an upwards-convex arc-shaped sheet structure, the convex surface of the wedge-shaped sheet is matched with the eccentric wheel, the concave surface of the wedge-shaped sheet is matched with the wheel, and the lower end of the wedge-shaped sheet is provided with a clamping plane matched with the ground.
Compared with the prior art, the invention has the beneficial characteristics that: the automatic brake device realizes the brake function by utilizing a pure mechanical structure, and has the advantages of simple structure, small volume and low production cost; when a runaway accident occurs, the driven part of the centrifugal clutch rotates along with the driving part of the centrifugal clutch, so that the eccentric wheel rotates together, at the moment, the wedge-shaped piece is pushed by the eccentric wheel to rotate downwards to be clamped between the wheel and the ground, the brake can be effectively realized, the reliability is high, the safety is high, the application range is wide, and the device can be applied to the field of rail transport vehicles.
The invention also provides a rail transport vehicle, which is characterized in that: the automatic brake device comprises a base, wheels, clamping wheels and any one of the automatic brake devices arranged at the lower end of the base, wherein the clamping wheels are symmetrically arranged on two sides of a track, each clamping wheel is provided with a wheel body capable of rolling along the side surface of the track and a limiting boss formed at the lower end of the wheel body, a gap is formed between the upper end surface of the limiting boss and the lower end surface of the track, the ground is the upper end surface of the track, and when the wedge-shaped pieces downwards rotate to be clamped between the wheels and the upper end surface of the track, the clamping wheels are lifted along with the track transport vehicle to abut against the lower end surface of the track.
According to the technical scheme, the rail transport vehicle is a self-propelled rail transport vehicle, a groove structure matched with the rail rack is formed in the outer peripheral surface of each wheel, and a notch for the abdication of the rail rack is formed in the wedge-shaped piece.
Compared with the prior art, the invention has the beneficial characteristics that: this rail transport vehicle utilizes pure mechanical structure to realize the brake function, and when taking place the driving accident of driving, the centrifugal clutch follower rotates along with the centrifugal clutch driving part to make the eccentric wheel also rotate together, the wedge piece is pushed by the eccentric wheel and is turned down to the card between wheel and track up end, lifts to the pinch roller and offsets with track lower terminal surface, can realize the brake effectively, and the good reliability is safer.
Drawings
FIG. 1 is a left side view of an automatic brake apparatus according to an embodiment of the present invention in a first state;
FIG. 2 is a right perspective view of the automatic braking device in a first state according to the embodiment of the present invention;
FIG. 3 is an isometric view of an automatic brake device according to an embodiment of the present invention in a first state;
FIG. 4 is a left side view of the automatic brake apparatus according to the embodiment of the present invention in a second state;
FIG. 5 is a right side view of the automatic braking device of the embodiment of the present invention in a second state;
FIG. 6 is an isometric view of an automatic brake device according to an embodiment of the present invention in a second state;
wherein: 1-friction wheel, 2-first transmission gear, 3-second transmission gear, 4-centrifugal clutch (401-driven piece), 5-eccentric wheel, 6-first rotating shaft, 7-second rotating shaft, 8-wedge-shaped piece (801-convex surface of wedge-shaped piece, 802-concave surface of wedge-shaped piece, 803-clamping plane, 804-arc transition surface), 9-tension spring, 10-first base, 11-first bearing seat, 12-support frame, 13-support plate, 14-second bearing seat, 15-compression spring, 16-rear wheel (1601-outer peripheral surface, 1602-groove structure), 17-front wheel, 18-second base, 19-third rotating shaft, 20-base, 21-clamping wheel, 22-clamping wheel (2201-wheel body), 2202-limit boss (22021-upper end face of limit boss)), 23-track (2301-side face of track, 2302-lower end face of track, 2303-upper end face of track, 2304-rack).
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
Referring to fig. 1 to 6, an automatic brake device according to an embodiment of the present invention includes a friction wheel 1, a first transmission gear 2, a second transmission gear 3, a centrifugal clutch 4, and an eccentric wheel 5, which are disposed below a vehicle and sequentially transmit. The device also comprises a first rotating shaft 6 and a second rotating shaft 7 which are parallel to each other, wherein the first rotating shaft 6 and the second rotating shaft 7 are respectively connected to the lower part of the vehicle, the friction wheel 1 and the first transmission gear 2 are arranged on the first rotating shaft 6, and the second transmission gear 3, the centrifugal clutch 4 and the eccentric wheel 5 are arranged on the second rotating shaft 7. The friction wheel 1 can roll along the ground when the vehicle runs. The first transmission gear 2 and the friction wheel 1 rotate synchronously, and the first transmission gear 2 is meshed with the second transmission gear 3. The centrifugal clutch 4 includes a driving member, a centrifugal body, and a driven member 401. The driving piece of the centrifugal clutch 4 and the second transmission gear 3 rotate synchronously, and the driven piece 401 of the centrifugal clutch 4 and the eccentric wheel 5 are fixed. The device still includes wedge piece 8 and symmetry and locates the extension spring 9 of wedge piece 8 both sides, and the upper end of wedge piece 8 rotationally connects in the car below, and the upper end of extension spring 9 is fixed in the car below, and the lower extreme of extension spring 9 is fixed in wedge piece 8 side. When the vehicle speed is normal, the friction wheel 1 drives the first transmission gear 2, the second transmission gear 3 and the driving part of the centrifugal clutch 4 to rotate in sequence, the driven part 401 of the centrifugal clutch 4 and the eccentric wheel 5 are not moved, and the wedge-shaped piece 8 can be kept in a state of being in contact with the eccentric wheel 5 under the action of the tension spring 9, please refer to fig. 1. When a runaway accident occurs, the friction wheel 1 drives the driving part of the centrifugal clutch 4 to rotate and accelerate, and the centrifugal body of the centrifugal clutch 4 is radially thrown out. When the driving member of the centrifugal clutch reaches a specified angular velocity, the thrown centrifugal body is pressed against the inner wall of the driven member 401 of the centrifugal clutch 4, the driven member 401 is forced to enter a motion state by friction force, the driven member 401 of the centrifugal clutch 4 rotates along with the driving member of the centrifugal clutch 4, so that the eccentric wheel 5 fixed on the driven member 401 of the centrifugal clutch 4 also rotates along with the driven member 401, the wedge plate 8 is pushed to rotate downwards, and when the wedge plate 8 rotates downwards to be clamped between a wheel and the ground, braking is realized, please refer to fig. 4 to 6.
Specifically, the device further comprises first bases 10 symmetrically fixed to the lower end of the vehicle at intervals, first bearing seats 11 are symmetrically arranged at the lower ends of the first bases 10, and two ends of the second rotating shaft 7 are respectively erected on the two first bearing seats 11. Preferably, in order to facilitate the installation of the device on a vehicle and simultaneously control the compression degree of the friction wheel 1 and the ground, and avoid poor contact with the ground caused by the reduction of the diameter of the friction wheel 1 after long-time use, the device further comprises a support frame 12 and a support plate 13; the supporting frame 12 extends transversely, one end of the supporting frame 12 is rotatably sleeved on the second rotating shaft 7, and the other end of the supporting frame 12 is fixed with the supporting plate 13; the lower extreme of backup pad 13 is provided with second bearing frame 14, and the middle part of first pivot 6 is erect on second bearing frame 14, and first drive gear 2 and friction pulley 1 divide and locate the both ends of first pivot 6. In a more preferred embodiment, in order to ensure that the friction wheel 1 is in good contact with the ground and improve the self-adaptability of the friction wheel 1, the device further comprises a compression spring 15, the upper end of the compression spring 15 is fixed at the lower end of the vehicle, and the lower end of the compression spring 15 is fixed on the support plate 13.
Preferably, to avoid the occurrence of a rollover phenomenon, the wedge-shaped blade 8 is arranged in correspondence of the rear wheel 16 of the vehicle. Specifically, the device further comprises a second base 18 fixed to the lower end of the vehicle and disposed above the rear wheel 16 of the vehicle, and the upper end of the wedge 8 is connected to the second base 18 through a third rotating shaft 19.
Preferably, in order to make wedge 8 better fit with the ground, the wheel and the eccentric 5, wedge 8 is constructed as an upwardly convex arc-shaped plate-like structure, convex surface 801 of wedge 8 fits with said eccentric 5, concave surface 802 of wedge 8 fits with said wheel, and the lower end of wedge 8 is formed with a catching plane 803 that fits with the ground. More preferably, to reduce wear of wedge 8 when in contact with the ground, the lower end of clamping flat 803 is formed with an arcuate transition surface 804.
The automatic brake device shown in fig. 1 to 6 is in a state of being applied to a rail transport vehicle, and when the automatic brake device is applied to other vehicles traveling on a horizontal ground, the installation position of the first transmission gear 2 is adjusted upward so that the first transmission gear 2 does not contact and interfere with the horizontal ground.
Referring to fig. 1 to 6, the present invention further provides a rail car, wherein only the bottom structure of the rail car is shown. The rail transport vehicle comprises a base 20, a front wheel 17, a rear wheel 16, clamping wheels 21 symmetrically arranged at two sides of the front wheel 17, clamping wheels 22 symmetrically arranged at two sides of the rear wheel 16 and any one of the automatic brake devices arranged at the lower end of the base 20, the clamping wheels 21 and the clamping wheels 22 have the same structure, the clamping wheels 22 are provided with wheel bodies 2201 capable of rolling along the side surfaces 2301 of a rail 23 and limiting bosses 2202 formed at the lower ends of the wheel bodies 2201, and gaps are formed between the upper end surfaces 22021 of the limiting bosses and the lower end surfaces 2302 of the rail, when the automatic brake device is applied to a rail transport vehicle, the ground is the upper end surface 2303 of the rail, wheels travel along the upper end surface 2303 of the rail, when the wedge-shaped piece 8 rotates downwards to be clamped between the wheel and the upper end face 2303 of the rail, the upper end face of the limiting boss of the clamping wheel is lifted to abut against the lower end face 2302 of the rail along with the rail transport vehicle, so that the brake can be effectively realized, and the brake is high in reliability and safer.
When the rail transport vehicle is a traction type rail transport vehicle, the wedge-shaped piece 8 is clamped between the outer peripheral surface of the wheel and the upper end face 2303 of the rail.
Referring to fig. 1 to 6, when the rail transportation vehicle is a self-propelled rail transportation vehicle, the rail 23 is provided with a rack 2304, and the outer circumferential surface of the wheel is provided with a groove structure along the circumferential direction thereof, the groove structure being matched with the rail rack 2304. In some embodiments, the wedge-shaped piece 8 is provided with a notch for avoiding the track rack 2304, and when braking, the wedge-shaped piece 8 is clamped between the outer circumferential surface of the wheel and the upper end surface 2303 of the track.
The use method of the rail transport vehicle provided by the embodiment of the invention comprises the following steps:
referring to fig. 1 to 3, before use, the wedge 8 is lifted until the convex surface 801 of the wedge 8 abuts against the outer peripheral surface of the eccentric wheel 5.
In the driving process of the vehicle, if the vehicle always keeps normal driving, the friction wheel 1 sequentially drives the first transmission gear 2, the second transmission gear 3 and the driving part of the centrifugal clutch 4 to rotate, while the driven part 401 of the centrifugal clutch 4 and the eccentric wheel 5 are not moved, the wedge plate 8 always keeps a state of being abutted against the eccentric wheel 5, and the brake is not started, please refer to fig. 1 to 3.
If a runaway accident occurs, the friction wheel 1 drives the driving part of the centrifugal clutch 4 to rotate and accelerate, and the centrifugal body of the centrifugal clutch 4 is radially thrown out. When the driving part of the centrifugal clutch reaches a specified angular speed, the thrown centrifugal body is pressed against the inner wall of the driven part 401 of the centrifugal clutch 4, the driven part 401 of the centrifugal clutch 4 is forced to enter a motion state by friction force, the driven part 401 of the centrifugal clutch 4 rotates along with the driving part of the centrifugal clutch 4, so that the eccentric wheel 5 fixed on the driven part 401 of the centrifugal clutch 4 also rotates along with the driven part 401, the wedge plate 8 is pushed to rotate downwards, when the wedge plate 8 rotates downwards to be clamped between a wheel and the upper end face 2303 of a track, the clamped wedge plate 8 can enable the wheel to be cushioned, at the moment, the upper end face of the limiting boss of the clamping wheel is lifted along with the track transport vehicle to be abutted against the lower end face 2302 of the track, and braking is realized, please refer to fig. 4 to fig. 6.
If need not use the rail transport vechicle, also can manually dial wedge piece 8 down to block between wheel and track up end 2303 to play the effect of fixed rail transport vechicle.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the invention is not to be considered limited to those descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (10)

1. An automatic brake device, characterized in that: the transmission mechanism comprises a friction wheel, a first transmission gear, a second transmission gear, a centrifugal clutch and an eccentric wheel which are arranged below a vehicle and sequentially transmit; the friction wheel can roll along the ground along with the vehicle walking; the first transmission gear and the friction wheel rotate synchronously and are meshed with the second transmission gear; a driving part of the centrifugal clutch and the second transmission gear rotate synchronously, and a driven part of the centrifugal clutch is fixed with the eccentric wheel; the device also comprises a wedge-shaped piece and tension springs symmetrically arranged on two sides of the wedge-shaped piece, wherein the upper end of the wedge-shaped piece is rotatably connected below the vehicle, the upper end of each tension spring is fixed below the vehicle, and the lower end of each tension spring is fixed on the side surface of the wedge-shaped piece; under the action of the tension spring, the wedge-shaped piece can be lifted to be in contact with the eccentric wheel; when the eccentric rotates with the driven member of the centrifugal clutch, the wedge plate is pushed to rotate downwards to be clamped between the wheel and the ground.
2. The automatic brake apparatus of claim 1, wherein: the device is still including first pivot and the second pivot that is parallel to each other, first pivot and second pivot are connected respectively in the below of car, wherein, friction pulley and first drive gear are located in the first pivot, second drive gear, centrifugal clutch and eccentric wheel are located in the second pivot.
3. The automatic brake apparatus of claim 2, wherein: the device further comprises first bases which are symmetrically fixed at intervals at the lower end of the trolley, first bearing seats are symmetrically arranged at the lower end of each first base, and two ends of the second rotating shaft are erected on the two first bearing seats respectively.
4. The automatic brake apparatus of claim 3, wherein: the device also comprises a support frame and a support plate; the supporting frame extends transversely, one end of the supporting frame is rotatably sleeved on the second rotating shaft, and the other end of the supporting frame is fixed with the supporting plate; the lower extreme of backup pad is provided with the second bearing frame, the middle part of first pivot is erect in on the second bearing frame, first drive gear and friction pulley divide the both ends of locating first pivot.
5. The automatic brake apparatus of claim 4, wherein: the device further comprises a pressure spring, the upper end of the pressure spring is fixed at the lower end of the vehicle, and the lower end of the pressure spring is fixed on the supporting plate.
6. The automatic brake apparatus of claim 1, wherein: the wedge-shaped piece is arranged corresponding to the rear wheel of the vehicle.
7. The automatic brake apparatus of claim 6, wherein: the device is characterized by further comprising a second base fixed at the lower end of the vehicle and arranged above the rear wheel of the vehicle, and the upper end of the wedge-shaped piece is connected with the second base through a third rotating shaft.
8. The automatic brake apparatus of claim 1, wherein: the wedge-shaped piece is constructed into an arc-shaped sheet structure protruding upwards, the protruding surface of the wedge-shaped piece is matched with the eccentric wheel, the recessed surface of the wedge-shaped piece is matched with the wheel, and the lower end of the wedge-shaped piece is provided with a clamping plane matched with the ground.
9. A rail transport vehicle is characterized in that: the automatic brake device comprises a base, wheels, clamping wheels and the automatic brake device as claimed in any one of claims 1 to 8, wherein the clamping wheels are symmetrically arranged on two sides of the track, each clamping wheel is provided with a wheel body capable of rolling along the side surface of the track and a limiting boss formed at the lower end of the wheel body, a gap is formed between the upper end surface of the limiting boss and the lower end surface of the track, the ground is the upper end surface of the track, and when the wedge-shaped pieces rotate downwards to be clamped between the wheels and the upper end surface of the track, the clamping wheels are lifted to abut against the lower end surface of the track along with the track transport vehicle.
10. The rail transit car of claim 9, wherein: the rail transport vehicle is a self-propelled rail transport vehicle, a groove structure matched with the rail rack is formed in the outer peripheral surface of each wheel, and a notch for avoiding the rail rack is formed in the wedge-shaped piece.
CN201910963430.6A 2019-10-11 2019-10-11 Automatic brake device and rail transport vehicle Pending CN110758353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910963430.6A CN110758353A (en) 2019-10-11 2019-10-11 Automatic brake device and rail transport vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910963430.6A CN110758353A (en) 2019-10-11 2019-10-11 Automatic brake device and rail transport vehicle

Publications (1)

Publication Number Publication Date
CN110758353A true CN110758353A (en) 2020-02-07

Family

ID=69331522

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910963430.6A Pending CN110758353A (en) 2019-10-11 2019-10-11 Automatic brake device and rail transport vehicle

Country Status (1)

Country Link
CN (1) CN110758353A (en)

Similar Documents

Publication Publication Date Title
US3648617A (en) Resilient gripping railway traction system
KR102112821B1 (en) Driving apparatus for monorail vehicle
CN211107369U (en) Automatic brake device and rail transport vehicle
CN108313880B (en) Eccentric tensioning mechanism of two-wheeled trolley driving on monorail I-steel
US3176628A (en) Locomotives for overhead haulage systems
US3596605A (en) Conveyor mechanism
CN110758353A (en) Automatic brake device and rail transport vehicle
CN107344690A (en) A kind of elevator falling-proof brake device
CA2200831C (en) System for the transportation of individuals and/or of goods
CN107813832B (en) Cable car hanging mechanism
CN203658029U (en) Traction apparatus for automobile safety belt angle testing
CN218662115U (en) Automatic leveling trailer
CN216190176U (en) Elevator with emergency braking device
US20110180335A1 (en) All-Terrain Vehicle and Method of Increasing Passability Thereof
CN205906934U (en) Single track hangs double -brake drive arrangement
JP2005247236A (en) Cam type rail brake device of vehicle of slope transportation facility
CN111996940A (en) Deceleration strip device capable of automatically adjusting height according to passing vehicle speed
CN105599782A (en) Rubber-tired track mine car traction device with offset compensation function
CN112249041B (en) Lightweight track draw gear and transportation equipment based on spring packing force
JP3113457U (en) Riding derailment rolling wheel prevention device
CN215361323U (en) Flat car with automatic braking function
JPS62125949A (en) Track transport system having emergency braking means
JPS643732Y2 (en)
CN211711800U (en) Anti-skid chain component with buffering effect
CN109334636A (en) A kind of automobile forced brake device and load-carrying motor vehicle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination