CN110901686A - Anti-sliding device - Google Patents
Anti-sliding device Download PDFInfo
- Publication number
- CN110901686A CN110901686A CN201911139307.9A CN201911139307A CN110901686A CN 110901686 A CN110901686 A CN 110901686A CN 201911139307 A CN201911139307 A CN 201911139307A CN 110901686 A CN110901686 A CN 110901686A
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- China
- Prior art keywords
- mine car
- inclined roadway
- friction plate
- swing frame
- frame
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Classifications
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- 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
- B61H7/12—Grippers co-operating frictionally with tracks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail-vehicle brakes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail-vehicle brakes
- B61H13/20—Transmitting mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/16—Positive railway stops
- B61K7/18—Buffer stops
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/16—Positive railway stops
- B61K7/20—Positive wheel stops
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a coal mine safety device, in particular to a car-running prevention device. Anti-sports car device includes: the centralized control box and the intercepting device are arranged in the inclined roadway, the centralized control box is provided with a speed monitoring device, and the centralized control box is electrically connected with the speed monitoring device; the intercepting device comprises: the installation shaft is fixed on the outer side of the inclined roadway track, the swing frame is rotatably installed on the installation shaft, the friction plate is fixedly installed on the swing frame, the stop block is vertically fixed on the lower surface of the swing frame, the power mechanism is connected with the swing frame, and the power mechanism is electrically connected with the centralized control box. According to the invention, the wheels are blocked by the blocking blocks, and when the wheels are blocked, the friction plate is positioned right above the wheels, so that the damage of a mine car body caused by large car running impulse and the accidents of car overturning and derailment caused by blocking of the mine car are avoided.
Description
Technical Field
The invention relates to a coal mine safety device, in particular to a car-running prevention device.
Background
In the actual production process of a mine, the biggest hidden danger of inclined roadway transportation is a car running accident, namely, the car runs due to rope breakage, chain losing, misoperation and the like in the transportation process of the car in the inclined roadway, generally, people can arrange various car stoppers in the inclined roadway to prevent the car from sliding downwards, when the arranged car stoppers are used for blocking the car body of a mine car, the car body of the mine car is easy to deform or destroy due to large car running impulse, the maintenance cost of the mine car and the car stoppers is increased, equipment loaded in the mine car is easy to be damaged due to the deformation of the car body of the mine car, when the arranged car stoppers are used for blocking the wheels of the mine car, the car overturning and derailing accidents are easy to occur due to the existence of an angle of the inclined roadway, and the danger factor of braking is increased.
Disclosure of Invention
The invention aims to provide a tramcar anti-running device, which utilizes a fixed block friction plate to clamp and position a tramcar which has a tramcar running accident in an inclined roadway, thereby effectively avoiding the damage of equipment caused by large impact force of the tramcar and the occurrence of the condition of tramcar overturning or derailment when a blocking block intercepts the tramcar.
In the present invention, a catcher device includes: the centralized control box and the intercepting device are arranged in the inclined roadway, the centralized control box is positioned above the intercepting device along the ascending direction of the inclined roadway, the centralized control box is provided with a speed monitoring device, and the centralized control box is electrically connected with the speed monitoring device;
the intercepting device comprises: the mounting shaft is fixed on the outer side of the inclined roadway track;
the swing frame is rotatably arranged on the mounting shaft, one end of the upper surface of the swing frame is provided with a mounting hole penetrating through the upper surface and the lower surface of the swing frame, the upper surface of the swing frame is also provided with a sliding groove penetrating through the upper surface and the lower surface of the swing frame, the lower surface of the swing frame is vertically fixed with a stop block, and the length of the swing frame is not less than that of a mine car body;
the friction plate is fixedly arranged on the swing frame, one end of the friction plate is positioned above the stop block, the other end of the friction plate extends along the ascending direction of the inclined roadway, the distance from the surface of the friction plate facing the direction of the upper opening of the inclined roadway to the stop block is not less than the length of a mine car body, the bottom surface of the friction plate is parallel to the rail surface of an inclined roadway rail, the distance between the bottom surface of the friction plate and the rail surface of the inclined roadway rail is not less than the diameter of a mine car wheel, and the surface of the friction plate facing the mine car is matched with the;
the stop block is positioned on the lower surface of the other end, opposite to the mounting hole, of the swing frame, the height of the stop block is not larger than the distance from the bottom surface of the swing frame to the rail surface of the inclined roadway rail, and the distance from the bottom surface of the stop block to the rail surface of the inclined roadway rail is smaller than the radius of the wheel of the tramcar;
the power mechanism comprises: the transmission frame is a C-shaped frame consisting of a connecting plate, a top plate and a bottom plate, and the electric hydraulic push rod is electrically connected with the centralized control box;
the sliding column is arranged in the sliding groove of the swing frame and slides along the sliding groove, two ends of the sliding column are respectively fixedly connected with the top plate and the bottom plate of the transmission frame and are perpendicular to the top plate and the bottom plate of the transmission frame, the connecting plate is positioned on the other side of the friction plate which is arranged opposite to the swing frame, and the connecting plate of the transmission frame is not contacted with the swing frame;
one end of the spring is vertically fixed on the surface of the connecting plate of the transmission frame, which is opposite to the sliding column, the other end of the spring is fixedly connected with a push rod of an electric hydraulic push rod, the push rod of the electric hydraulic push rod is coaxial with the spring, a base of the electric hydraulic push rod is fixed on a base, and the base is fixed on a terrace of an inclined roadway;
when an electric hydraulic push rod of the power mechanism does not act, the mine car in the inclined roadway normally runs through the intercepting device, and the mine car is not in contact with the intercepting device;
when a push rod of an electric hydraulic push rod of the power mechanism is pushed out, the 2 symmetrically arranged friction plates rotate along the inner side of the mounting axial inclined lane track, the shortest distance between the two friction plates is smaller than the width of a mine car body, the 2 symmetrically arranged stop blocks rotate along the inner side of the mounting axial inclined lane track, and the shortest distance between the two stop blocks is smaller than the width of the mine car body;
when the intercepting device is in a protection state, the mine car slides downwards to enter the intercepting device, the body of the mine car rubs with the friction plate and pushes the friction plate, the spring is compressed at the moment, when the wheels of the mine car collide with the blocking block, the friction plate is positioned right above the front wheel and the rear wheel of the mine car, the bottom surface of the friction plate is close to but not in contact with the top ends of the front wheel and the rear wheel of the mine car, and the spring 253 is in a completely compressed state.
In one embodiment, the face of the stop block facing the wheel is perpendicular to the rails of the inclined roadway in the event of a collision with the wheel of the mine car.
In one embodiment, the friction plate is made of flame retardant rubber.
In one embodiment, the outer surface of the barrier block is wrapped with a flame retardant rubber layer.
In one embodiment, the intercepting device further comprises a plurality of supporting legs, wherein the supporting legs are fixed on a ground level of the inclined roadway, and the top surfaces of the supporting legs are attached to the bottom surface of the swinging frame.
In one embodiment, the sliding column is a roller structure.
The invention has the beneficial effects that:
1. the invention utilizes the blocking block to block the gliding mine car, thereby effectively avoiding the deformation or damage of the body of the mine car caused by large car-running impulse when the blocking equipment blocks the body of the mine car and the crushing of equipment loaded in the mine car caused by the deformation of the body of the mine car.
2. The invention utilizes 2 symmetrically arranged friction plates to clamp the gliding mine car, and reduces the gliding speed of the mine car, so that the impact force of the mine car on the blocking block is reduced, and the safety of the intercepting equipment is effectively protected.
3. According to the invention, when the wheels of the mine car collide with the blocking blocks, the friction plates are positioned right above the front wheels and the rear wheels of the mine car, so that the accidents of car overturning and derailing caused by blocking of the mine car due to large car running impact in an inclined roadway environment are effectively avoided.
Drawings
Fig. 1 is a schematic view of the position of the present invention in an inclined roadway.
Fig. 2 is a schematic structural diagram of the intercepting apparatus of the present invention.
Fig. 3 is a structural schematic view of the mounting shaft of the present invention.
FIG. 4 is a schematic structural view of the swing frame of the present invention.
Fig. 5 is a schematic structural diagram of the power mechanism of the present invention.
Fig. 6 is a schematic structural diagram of the transmission frame of the present invention.
Fig. 7 is a schematic view of the intercepting apparatus of the present invention installed on the inclined roadway rails.
Fig. 8 is a schematic view illustrating the intercepting apparatus in a protection state when a sports car accident occurs according to the present invention.
FIG. 9 is a schematic view of the invention showing the collision between the wheels of the tramcar and the stop blocks in the event of a sports car accident
FIG. 10 is a schematic structural view of a support leg of the present invention.
Fig. 11 is a schematic structural view of a sliding column in another embodiment of the present invention.
Description of the drawings: the control box 1, the interception device 2, the mounting shaft 21, the limiting disc 211, the swing frame 22, the mounting hole 221, the sliding groove 222, the friction plate 23, the blocking block 24, the power mechanism 25, the base 251, the electric hydraulic push rod 252, the spring 253, the transmission frame 254, the connecting plate 2541, the top plate 2542, the bottom plate 2543, the sliding column 255 and the supporting leg 26.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention may be embodied in many different forms and is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.
In the description of the present invention, it is to be understood that the terms "middle", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1, the anti-running apparatus includes: the centralized control box 1 and the intercepting devices 2 are arranged in the inclined roadway, the centralized control box 1 and the intercepting devices 2 are arranged above the intercepting devices 2 along the ascending direction of the inclined roadway, and the intercepting devices 2 are symmetrically arranged on two sides of the inclined roadway track;
the centralized control box 1 is arranged on one side of an inclined roadway track, a speed monitoring device (not shown in the figure) is arranged on the centralized control box 1, the centralized control box 1 is electrically connected with the speed monitoring device, the speed monitoring device monitors the running speed of a mine car in the inclined roadway, and when the speed of the mine car is higher than a set value, the speed monitoring device sends a signal to the control box 1;
as shown in fig. 2, the intercepting apparatus 2 includes: a mounting shaft 21, a swing frame 22, a friction plate 23, a stop block 24 and a power mechanism 25;
as shown in fig. 3, the mounting shaft 21 is located outside the inclined roadway track, one end of the mounting shaft 21 is fixed on the terrace of the inclined roadway track, and the other end is provided with 2 limiting discs 211, the 2 limiting discs 211 are coaxial with the mounting shaft 21, the radius of the 2 limiting discs 211 is larger than that of the mounting shaft 21, the 2 limiting discs 211 are not in contact, and the mounting shaft 21 is perpendicular to the rail surface of the inclined roadway track;
as shown in fig. 4, the swing frame 22 is a rectangular body, one end of the upper surface of the swing frame 22 is provided with a mounting hole 221 penetrating through the upper and lower surfaces thereof, the mounting hole 221 is matched with the mounting shaft 21, the swing frame 22 is sleeved between 2 limiting discs 211 of the mounting shaft 21 through the mounting hole 221, the swing frame 22 rotates along the central axis of the mounting shaft 21, the other end extends along the descending direction of the inclined lane, a stop block 24 is vertically fixed on the swing frame 22 relative to the lower surface of the other end provided with the mounting hole 221, the upper surface of the swing frame 22 is further provided with a sliding groove 222 penetrating through the upper and lower surfaces thereof, and the length of the swing frame 22 is not less than the length of the mine car;
as shown in fig. 2 and 7, the friction plate 23 is fixedly mounted on the surface of the swing frame 22 facing the mine car, and the bottom surface and the top surface of the friction plate 23 are respectively flush with the top surface and the bottom surface of the swing frame 22, so that the friction plate 23 is prevented from being deformed when the mine car is frictionally pushed against the friction plate 23, and the friction contact surface is reduced, one end of the friction plate 23 is positioned above the stop block 24, the other end extends along the ascending direction of the inclined roadway, the distance from the surface of the friction plate 23 facing the upper opening direction of the inclined roadway to the stop block 24 is not less than the length of the mine car body, the bottom surface of the friction plate 23 is parallel to the rail surface of the inclined roadway rail, the distance between the bottom surface and the rail surface is not less than the diameter of the mine car wheel, the surface of the friction plate 23 facing the mine car is matched with the shape of the corresponding mine car body, when the wheels of the mine car collide with the stop blocks 24, the friction plates 23 are positioned above the wheels of the mine car, so that the mine car can be effectively prevented from being overturned or derailed due to collision;
the height of the blocking block 24 is not more than the distance from the bottom surface of the swing frame 22 to the rail surface of the inclined roadway rail, and the distance from the bottom surface of the blocking block 24 to the rail surface of the inclined roadway rail is less than the radius of the wheels of the tramcar, so that the blocking block 24 can be guaranteed to normally displace to the position above the inclined roadway rail to intercept the wheels of the tramcar, and the deformation or damage of the body of the tramcar and the crushing of equipment loaded in the tramcar due to the deformation of the body of the tramcar caused by the collision of the blocking block 24 with the body of the tramcar when the blocking block intercepts the;
as shown in fig. 2, 5 and 6, the power mechanism 25 includes: the device comprises a base 251, an electric hydraulic push rod 252, a spring 253, a transmission frame 254 and a sliding column 255, wherein the transmission frame 254 is a C-shaped frame consisting of a connecting plate 2541, a top plate 2542 and a bottom plate 2543, and the top plate 2542 is parallel to the bottom plate 2543;
the sliding column 255 is disposed in the sliding groove 222 of the swing frame 22 and slides along the sliding groove 222, two ends of the sliding column 255 are fixedly connected to the top plate 2542 and the bottom plate 2543 of the transmission frame 254 respectively and perpendicular to the top plate 2542 and the bottom plate 2543 of the transmission frame 254, the top plate 2542 and the bottom plate 2543 of the transmission frame 254 are respectively attached to the top surface and the bottom surface of the swing frame 22, the connecting plate 2541 of the transmission frame 254 is located at the other side of the friction plate 23 installed opposite to the swing frame 22, and the connecting plate 2541 of the transmission frame 254 is not in contact with the swing frame 22, so that the sliding column 255 can normally drive the swing frame 22 to rotate under the pushing of the transmission frame 254;
one end of the spring 253 is vertically fixed on the surface of the connecting plate 2541 of the transmission frame 254, which faces away from the sliding column 255, the other end of the spring 253 is fixedly connected with a push rod of the electric hydraulic push rod 252, the push rod of the electric hydraulic push rod 252 is coaxial with the spring 253, the base of the electric hydraulic push rod 252 is fixed on the base 251, and the base 251 is fixed on a terrace of an inclined roadway;
the electric hydraulic push rod 28 is electrically connected with the centralized control box 1, and when the control box 1 receives a signal sent by the speed monitoring device, the push rod of the electric hydraulic push rod 28 is controlled to be pushed out;
as shown in fig. 7, when the electro-hydraulic push rod 252 of the power mechanism 25 is not actuated, the mine car in the inclined roadway normally runs through the intercepting device 2, and the mine car is not in contact with the intercepting device 2;
as shown in fig. 8, when the intercepting device 2 is in a protection state, the push rod of the electric hydraulic push rod 252 of the power mechanism 25 is pushed out, 2 symmetrically arranged friction plates 23 all rotate towards the inner side of the inclined roadway track along the installation shaft 21, the shortest distance between the two friction plates is smaller than the width of a mine car body, 2 symmetrically arranged stop blocks 24 all rotate towards the inner side of the inclined roadway track along the installation shaft 21, the shortest distance between the two friction plates is smaller than the width of the mine car body, after a downward sliding mine car enters the intercepting device 2, the 2 symmetrically arranged friction plates 23 clamp the mine car and rub with the mine car body, the downward sliding speed of the mine car can be effectively reduced, and the impact force between the mine car and the stop blocks 24 is reduced;
as shown in fig. 9, when the intercepting device 2 is in the protection state, the mine car slides downwards to enter the intercepting device 2, the body of the mine car rubs against the friction plate 23 and pushes the friction plate 23, at this time, the spring 253 is compressed, when the wheels of the mine car collide with the blocking block 24, the friction plate 23 is positioned right above the front wheel and the rear wheel of the mine car, the bottom surface of the friction plate 23 is close to but not in contact with the top ends of the front wheel and the rear wheel of the mine car, and the spring 253 is in the completely compressed state, so that the mine car entering the intercepting device 2 can be subjected to increasingly large clamping force of the 2 symmetrically arranged friction plates 23 along with the compression of the spring 253, and when the spring 253 is in the completely compressed state, the elastic clamping force of the 2 symmetrically arranged friction plates 23 on the mine car is converted into rigid clamping, the clamping strength of the clamping force is higher, and.
Preferably, as an implementation mode, the surface of the blocking block 24 facing the wheel is perpendicular to the rail of the inclined roadway when the blocking block collides with the wheel of the mine car, so that the interaction force of the wheel blocking block 24 is 180 degrees when the wheel of the mine car collides with the blocking block 24, and the blocking effect of the blocking block 24 on the wheel of the mine car is better.
Preferably, as an implementation mode, the friction plate 23 is made of flame retardant rubber, and a large amount of pulverized coal exists in the mine environment, so that fire caused by sparks generated when the friction plate 23 performs friction braking on the mine car can be effectively avoided.
Preferably, as an implementation mode, the outer surface of the barrier block 24 is wrapped with a flame-retardant rubber layer, and a large amount of coal dust exists in the mine environment, so that fire caused by sparks generated when the barrier block 24 collides with the wheels of a mine car can be effectively avoided
As shown in fig. 2 and 10, preferably, as an implementation mode, the intercepting device 2 further includes a plurality of support legs 26, the support legs 26 are fixed on the terrace of the inclined roadway, the top surface of the support legs 26 is attached to the bottom surface of the swing frame 22, and the swing frame 22 is supported by the support legs 26, so that friction between the swing frame 22 and the mounting shaft 21 during rotation is reduced, the rotation of the swing frame 22 along the mounting shaft 21 can be smoother, and the normal operation of the intercepting device 2 is ensured.
As shown in fig. 10, preferably, as an implementation mode, the sliding column 255 is a roller structure, so that the sliding column 255 can push the swing frame 22 more smoothly.
The working principle of the invention is as follows:
when the tramcar has a running accident and passes through the control box 1, and the speed monitoring device monitors that the speed of the tramcar is higher than a set value, the speed monitoring device sends a signal to the control box 1, after the control box 1 receives the signal sent by the speed monitoring device, the push rod of the electric hydraulic push rod 252 is controlled to push the spring 253, the spring 253 pushes the transmission frame 254, the transmission frame 254 pushes the sliding column 255, the sliding column 255 slides in the sliding groove 222 of the swinging frame 22 and pushes the swinging frame 22, the swinging frame 22 rotates towards the inner side of the inclined roadway track along the mounting shaft 21, as shown in fig. 7, when the electric hydraulic push rod 252 stops, one end of the swinging frame 22 rotates to the inner side of the inclined roadway track, when the tramcar slides downwards into the intercepting device 2, the tramcar slides downwards under the clamping of the 2 symmetrically arranged friction plates 23, when the tramcar slides downwards, the tramcar body rubs with the friction plates 23 and pushes the friction plates 23, under the pushing force, the swing frame 22 rotates towards the outer side of the inclined roadway track along the mounting shaft 21, the spring 253 is compressed at the moment, when the wheels of the downslide tramcar collide with the blocking block 24, the friction plate 23 is positioned right above the front wheel and the rear wheel of the tramcar, the bottom surface of the friction plate 23 is close to but not in contact with the top ends of the front wheel and the rear wheel of the tramcar, the spring 253 is in a completely compressed state, and the tramcar is stopped under the blocking of the blocking block 24;
when the hydraulic push rod 252 is reset, the operation centralized control box 1 resets the push rod of the electric hydraulic push rod 252, under the retraction acting force of the push rod of the electric hydraulic push rod 252, the push rod of the electric hydraulic push rod 252 is controlled to pull the spring 253, the spring 253 pulls the transmission frame 254, the transmission frame 254 pulls the sliding column 255, the sliding column 255 slides in the sliding groove 222 of the swinging frame 22 and pulls the swinging frame 22, the swinging frame 22 rotates towards the outer side of the inclined roadway track along the installation shaft 21, and when the electric hydraulic push rod 252 stops, the mine car is not in contact with the intercepting device 2, and the interception of the mine car is released.
Claims (6)
1. The anti-running device includes: the device comprises a centralized control box (1) and intercepting devices (2), wherein the centralized control box (1) and the intercepting devices (2) are arranged in an inclined roadway, the centralized control box (1) is positioned above the intercepting devices (2) along the ascending direction of the inclined roadway, the intercepting devices (2) are symmetrically arranged on two sides of an inclined roadway track, a speed monitoring device is arranged on the centralized control box (1), and the centralized control box (1) is electrically connected with the speed monitoring device;
the intercepting device (2) comprises: the device comprises a mounting shaft (21), a swing frame (22), a friction plate (23), a blocking block (24) and a power mechanism (25), wherein the mounting shaft (21) is fixed on the outer side of an inclined roadway track, the swing frame (22) is rotatably mounted on the mounting shaft (21), the friction plate (23) is fixedly mounted on the swing frame (22), the blocking block (24) is vertically fixed on the lower surface of the swing frame (22), the power mechanism (25) is connected with the swing frame (22), and the power mechanism (25) is electrically connected with a centralized control box (1);
the method is characterized in that:
one end of the upper surface of the swing frame (22) is provided with a mounting hole (221) penetrating through the upper surface and the lower surface of the swing frame, the upper surface of the swing frame (22) is also provided with a sliding groove (222) penetrating through the upper surface and the lower surface of the swing frame, and the length of the swing frame (22) is not less than that of a mine car body;
the stop block (24) is positioned on the lower surface of the swing frame (22) opposite to the other end with the mounting hole (221), the height of the stop block (24) is not more than the distance from the bottom surface of the swing frame (22) to the rail surface of the inclined roadway rail, and the distance from the bottom surface of the stop block (24) to the rail surface of the inclined roadway rail is less than the radius of the tramcar wheel;
one end of the friction plate (23) is positioned above the stop block (24), the other end of the friction plate extends along the ascending direction of the inclined roadway, the distance from the surface of the friction plate (23) facing the direction of the upper opening of the inclined roadway to the stop block (24) is not less than the length of a mine car body, the bottom surface of the friction plate (23) is parallel to the rail surface of an inclined roadway rail, the distance between the bottom surface of the friction plate and the rail surface of the inclined roadway rail is not less than the diameter of a mine car wheel, and the surface of the friction plate (23) facing the mine car is matched with the shape of the corresponding;
the power mechanism (25) comprises: the hydraulic transmission device comprises a base (251), an electric hydraulic push rod (252), a spring (253), a transmission frame (254) and a sliding column (255), wherein the transmission frame (254) is a C-shaped frame consisting of a connecting plate (2541), a top plate (2542) and a bottom plate (2543);
the sliding column (255) is arranged in the sliding groove (222) of the swinging frame (22) and slides along the sliding groove (222), two ends of the sliding column (255) are respectively fixedly connected with the top plate (2542) and the bottom plate (2543) of the transmission frame (254) and are perpendicular to the top plate (2542) and the bottom plate (2543) of the transmission frame (254), the connecting plate (2541) is positioned at the other side of the friction plate (23) which is arranged opposite to the swinging frame (22), and the connecting plate (2541) of the transmission frame (254) is not in contact with the swinging frame (22);
one end of the spring (253) is vertically fixed on the surface of a connecting plate (2541) of the transmission frame (254), which is back to the sliding column (255), the other end of the spring (253) is fixedly connected with a push rod of the electric hydraulic push rod (252), the push rod of the electric hydraulic push rod (252) is coaxial with the spring (253), the base of the electric hydraulic push rod (252) is fixed on the base (251), and the base (251) is fixed on a terrace of an inclined roadway;
when an electric hydraulic push rod (252) of the power mechanism (25) does not act, the mine car in the inclined roadway normally runs through the intercepting device (2), and the mine car is not in contact with the intercepting device (2);
when a push rod of an electric hydraulic push rod (252) of the power mechanism (25) is pushed out, 2 symmetrically arranged friction plates (23) rotate towards the inner side of the inclined roadway track along the mounting shaft (21), the shortest distance between the two friction plates is smaller than the width of a mine car body, 2 symmetrically arranged stop blocks (24) rotate towards the inner side of the inclined roadway track along the mounting shaft (21), and the shortest distance between the two stop blocks is smaller than the width of the mine car body;
when the intercepting device (2) is in a protection state, the mine car slides downwards to enter the intercepting device (2), the body of the mine car rubs with the friction plate (23) and pushes the friction plate (23), the spring (253) is compressed at the moment, when the wheels of the mine car collide with the stopping block (24), the friction plate (23) is positioned right above the front wheel and the rear wheel of the mine car, the bottom surface of the friction plate (23) is close to but not in contact with the top ends of the front wheel and the rear wheel of the mine car, and the spring (253) is in a completely compressed state.
2. The anti-racing apparatus as claimed in claim 1, wherein: the face of the stop block (24) facing the wheel is perpendicular to the rails of the inclined roadway when in collision with the wheel of the mine car.
3. The anti-racing apparatus as claimed in claim 1, wherein: the friction plate (23) is made of flame-retardant rubber.
4. The anti-racing apparatus as claimed in claim 1, wherein: the outer surface of the barrier block (24) is wrapped with a flame-retardant rubber layer.
5. The anti-racing apparatus as claimed in claim 1, wherein: the intercepting device (2) further comprises a plurality of supporting legs (26), the supporting legs (26) are fixed on a terrace of the inclined roadway, and the top surfaces of the supporting legs are attached to the bottom surface of the swinging frame (22).
6. The anti-racing apparatus as claimed in claim 1, wherein: the sliding column (255) is of a roller structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139307.9A CN110901686B (en) | 2019-11-20 | 2019-11-20 | Anti-sports car device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139307.9A CN110901686B (en) | 2019-11-20 | 2019-11-20 | Anti-sports car device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110901686A true CN110901686A (en) | 2020-03-24 |
| CN110901686B CN110901686B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911139307.9A Active CN110901686B (en) | 2019-11-20 | 2019-11-20 | Anti-sports car device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762225A (en) * | 2020-07-09 | 2020-10-13 | 郑州铁路职业技术学院 | Railway arrival and departure line gravity vehicle anti-slip device |
| CN113002586A (en) * | 2021-03-08 | 2021-06-22 | 山东烟台鑫泰黄金矿业有限责任公司 | Track mine car arrester |
| CN115180507A (en) * | 2022-08-24 | 2022-10-14 | 上海思源电力电容器有限公司 | Elastic blocking mechanism for preventing vehicle from sliding |
Citations (7)
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| CN208897083U (en) * | 2018-07-03 | 2019-05-24 | 中山市金龙游乐设备有限公司 | A roller coaster track brake device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762225A (en) * | 2020-07-09 | 2020-10-13 | 郑州铁路职业技术学院 | Railway arrival and departure line gravity vehicle anti-slip device |
| CN111762225B (en) * | 2020-07-09 | 2021-05-07 | 郑州铁路职业技术学院 | Railway arrival and departure line gravity vehicle anti-slip device |
| CN113002586A (en) * | 2021-03-08 | 2021-06-22 | 山东烟台鑫泰黄金矿业有限责任公司 | Track mine car arrester |
| CN113002586B (en) * | 2021-03-08 | 2023-03-14 | 山东烟台鑫泰黄金矿业有限责任公司 | Track mine car arrester |
| CN115180507A (en) * | 2022-08-24 | 2022-10-14 | 上海思源电力电容器有限公司 | Elastic blocking mechanism for preventing vehicle from sliding |
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|---|---|
| CN110901686B (en) | 2020-11-13 |
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Application publication date: 20200324 Contract record no.: X2025980046435 Denomination of invention: Anti-rolling device Granted publication date: 20201113 License type: Open License Record date: 20251222 |