CN113002571A - Pneumatic opening and closing system of ore hopper car - Google Patents
Pneumatic opening and closing system of ore hopper car Download PDFInfo
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- CN113002571A CN113002571A CN202110297527.5A CN202110297527A CN113002571A CN 113002571 A CN113002571 A CN 113002571A CN 202110297527 A CN202110297527 A CN 202110297527A CN 113002571 A CN113002571 A CN 113002571A
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- closing
- top cover
- opening
- bottom door
- pneumatic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D7/00—Hopper cars
- B61D7/02—Hopper cars with discharge openings in the bottoms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D7/00—Hopper cars
- B61D7/14—Adaptations of hopper elements to railways
- B61D7/16—Closure elements for discharge openings
- B61D7/24—Opening or closing means
- B61D7/28—Opening or closing means hydraulic or pneumatic
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Abstract
A pneumatic opening and closing system of an ore hopper wagon comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder; the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper car; the bottom door opening and closing bidirectional cylinder is arranged on the floor of the ore hopper car, a first piston and a first push rod are arranged in the bottom door opening and closing bidirectional cylinder, one end of the first push rod is connected with the first piston, and the other end of the first push rod penetrates through the end part of the bottom door opening and closing bidirectional cylinder and is connected with a bottom door mechanical transmission device. The pneumatic opening and closing system of the ore hopper wagon comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper wagon, and an operator can perform pneumatic operation on the bottom door pneumatic operation valves when standing on the ground on any side of the ore hopper wagon, so that the problem that in the prior art, the operator can only get on the wagon to perform pneumatic unloading operation and cannot stand on the ground parallel to a track to perform pneumatic unloading operation is effectively solved.
Description
Technical Field
The invention belongs to the field of railway wagons, and particularly relates to a pneumatic opening and closing system of an ore hopper wagon.
Background
As shown in fig. 1, the bottom door switching system of the existing railway ore hopper wagon mainly comprises a pneumatic device and a manual device, wherein the pneumatic device mainly comprises a bottom door pneumatic operation valve and a bidirectional air cylinder, and the opening and closing of four bottom doors at two sides are simultaneously driven by a mechanical transmission device.
Therefore, the pneumatic opening and closing system of the ore hopper car is expected to effectively solve the problem that operators cannot stand on the ground level with the track to carry out pneumatic unloading operation in the prior art.
Disclosure of Invention
The invention aims to provide a pneumatic opening and closing system of an ore hopper car, and the pneumatic opening and closing system is used for solving the problem that in the prior art, an operator cannot stand on the ground level with a rail to carry out pneumatic unloading operation.
In order to achieve the purpose, the invention provides a pneumatic opening and closing system of an ore hopper car, which comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, wherein each bottom door pneumatic operation valve comprises a first air inlet input end, a bottom door opening output end and a bottom door closing output end;
the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper car, the first air inlet input end of each bottom door pneumatic operation valve is communicated with the air storage cylinder of the ore hopper car, the bottom door opening output end is communicated with the bottom door opening input end of the bottom door opening and closing bidirectional cylinder, and the bottom door closing output end is communicated with the bottom door closing input end of the bottom door opening and closing bidirectional cylinder;
the bottom door opening and closing bidirectional cylinder is arranged on the floor of the ore hopper car, a first piston and a first push rod are arranged in the bottom door opening and closing bidirectional cylinder, one end of the first push rod is connected with the first piston, and the other end of the first push rod penetrates through the end part of the bottom door opening and closing bidirectional cylinder and is connected with a bottom door mechanical transmission device.
Optionally, the device also comprises a pair of top cover pneumatic operation valves and a top cover opening and closing bidirectional cylinder;
the top cover pneumatic operation valve comprises a second air inlet input end, a top cover door opening output end and a top cover door closing output end, and a top cover door opening input end and a top cover door closing input end are respectively arranged at two ends of the top cover opening and closing bidirectional cylinder;
the pair of top cover pneumatic operation valves are respectively arranged on two sides of a floor of the ore hopper car, each top cover pneumatic operation valve is arranged side by side with one bottom door pneumatic operation valve, the second air inlet input end of each top cover pneumatic operation valve is communicated with the air storage cylinder, the top cover door opening output end is communicated with the top cover door opening input end of the top cover opening and closing bidirectional cylinder, and the top cover door closing output end is communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder.
Optionally, the bottom door opening output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door opening input end of the bottom door opening and closing bidirectional cylinder through first door opening connecting pipelines; the bottom door closing output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door closing input ends of the bottom door opening and closing bidirectional cylinders through first door closing connecting pipelines;
the top cover opening output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover opening input ends of the top cover opening and closing bidirectional cylinders through second opening connecting pipelines; and the top cover door closing output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder through a second door closing connecting pipeline.
Optionally, the pneumatic bottom door operating valve further comprises an operating valve seat and a pair of upper covers, the pair of upper covers are arranged on the operating valve seat to form an accommodating cavity, and the bottom door pneumatic operating valve and the top cover pneumatic operating valve are arranged in the accommodating cavity.
Optionally, a second piston and a second push rod are arranged in the top cover opening and closing bidirectional cylinder;
one end of the second push rod is connected with the second piston, the other end of the second push rod penetrates through the end part of the top cover opening and closing bidirectional cylinder and is connected with the top cover mechanical transmission device, and the second piston is pushed by the pressure of an air source input from the top cover opening input end or the top cover closing input end of the top cover opening and closing bidirectional cylinder, so that the top cover mechanical transmission device controls the opening or closing of the top cover of the hopper car.
Optionally, the operating valve seat comprises a pair of end plates, a rear vertical plate and a front vertical plate;
the rear vertical plate is arranged between the pair of end plates, two side edges of the rear vertical plate are respectively connected with one side edge of each end plate, and two side edges of the front vertical plate are respectively connected with the other side edge of each end plate;
one side of each upper cover is rotatably connected with the upper edge of one end plate.
Optionally, a pair of locking devices is arranged on the operating valve seat;
the locking device comprises a hanging ring, a lock handle and a fixed seat, the hanging ring is rotatably arranged in the lock handle in a penetrating way, the lock handle is connected with the fixed seat through a rotating pin, and the fixed seat fixes the locking device on the front vertical plate;
each upper cover is provided with a hanging seat matched with one hanging ring and used for locking the upper cover on the front vertical plate.
Optionally, the upper parts of the bottom door pneumatic operating valve and the top cover pneumatic operating valve are respectively provided with a bottom door pneumatic operating valve handle and a top cover pneumatic operating handle;
the pneumatic operation valve comprises a pair of upper covers and is characterized in that cylindrical limiting structures are arranged inside the pair of upper covers respectively, and each limiting structure is provided with a groove for limiting the movement of the bottom door pneumatic operation valve handle and the top cover pneumatic operation valve handle.
Optionally, a first remote control reserved interface, a second remote control reserved interface, a third remote control reserved interface and a fourth remote control reserved interface are respectively arranged on the first door-opening connecting pipeline, the first door-closing connecting pipeline, the second door-opening connecting pipeline and the second door-closing connecting pipeline;
the air storage cylinder is communicated with a first air inlet input end of the bottom door pneumatic operation valve and a second air inlet input end of the top cover pneumatic operation valve through air inlet connecting pipelines respectively, and fifth remote control reserved interfaces are arranged on the air inlet connecting pipelines.
The invention has the beneficial effects that:
the pneumatic opening and closing system of the ore hopper wagon comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, wherein the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper wagon, so that an operator can carry out pneumatic operation on the bottom door pneumatic operation valves when standing on the ground on any side of the ore hopper wagon, and the problem that in the prior art, the operator can only get on the wagon to carry out pneumatic unloading operation and cannot stand on the ground parallel to a track to carry out pneumatic unloading operation is effectively solved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
Fig. 1 shows a schematic structural view of a bottom door pneumatic operated valve of a pneumatic opening and closing system of a mineral hopper car according to one embodiment of the prior art.
Fig. 2 shows a position diagram of a pneumatic operating valve of a pneumatic opening and closing system of a mineral hopper car on a mineral hopper car according to an embodiment of the invention.
Fig. 3 shows an enlarged view of the position of the pneumatically operated valve of the pneumatic opening and closing system of the ore hopper wagon on the ore hopper wagon according to an embodiment of the invention.
Fig. 4 shows a schematic structural view of a pneumatic opening and closing system of the ore hopper car according to one embodiment of the invention.
Fig. 5 shows a schematic construction of a pneumatic operating valve of a pneumatic opening and closing system of a mine hopper car according to an embodiment of the invention.
Fig. 6 shows a schematic structural view of a locking device of a pneumatic opening and closing system of the ore hopper car according to one embodiment of the invention.
Description of the reference numerals
1. A floor; 2. a bottom door pneumatic operating valve; 21. a bottom door pneumatic operation valve handle; 3. a top cover pneumatic operating valve; 31. a top cover pneumatic operation valve handle; 4. an upper cover; 41. a limiting structure; 5. a front vertical plate; 6. an end plate; 7. a rear vertical plate; 8. a carriage; 9. a locking device; 91. hanging a ring; 92. a lock handle; 93. a fixed seat; 94. a rotation pin; 10. hanging a seat; 11. an air storage cylinder; 12. a bottom door opening and closing bidirectional cylinder; 13. the top cover opens and closes the bidirectional cylinder; 15. the first door is connected with the pipeline; 16. a first door-closing connecting duct; 17. a second door-closing connecting pipeline; 18. the second door is connected with the pipeline; 19. the air inlet is connected with the pipeline; 20. a fifth remote control reserved interface; 22. a second remote control reserved interface; 23. a first remote control reserved interface; 24. a fourth remote control reserved interface; 25. a third remote control reserved interface; 26. a first push rod; 27. a second push rod.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The ore hopper car pneumatic opening and closing system comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, wherein each bottom door pneumatic operation valve comprises a first air inlet input end, a bottom door opening output end and a bottom door closing output end;
the pair of bottom door pneumatic operation valves are respectively arranged at two sides of the floor of the ore hopper car, the first air inlet input end of each bottom door pneumatic operation valve is communicated with the air storage cylinder of the ore hopper car, the door opening output end of each bottom door is communicated with the door opening input end of the bottom door opening and closing bidirectional cylinder, and the door closing output end of each bottom door is communicated with the door closing input end of the bottom door opening and closing bidirectional cylinder;
the bottom door opening and closing bidirectional cylinder is arranged on the floor of the ore hopper car, a first piston and a first push rod are arranged in the bottom door opening and closing bidirectional cylinder, one end of the first push rod is connected with the first piston, and the other end of the first push rod penetrates through the end part of the bottom door opening and closing bidirectional cylinder and is connected with a bottom door mechanical transmission device.
Specifically, the pneumatic opening and closing system of the ore hopper wagon comprises a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, wherein the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper wagon, so that an operator can carry out pneumatic operation on the bottom door pneumatic operation valves when standing on the ground on any side of the ore hopper wagon, and the problem that in the prior art, the operator can only get on the wagon to carry out pneumatic unloading operation and cannot stand on the ground parallel to a track to carry out pneumatic unloading operation is effectively solved.
Furthermore, the ore hopper wagon comprises a carriage, the carriage is arranged on the floor and connected with the floor, and two side surfaces of the carriage are respectively provided with a through hole matched with the bottom door pneumatic operation valve for operating the bottom door pneumatic operation valve; in practical application, the bottom door pneumatic operation valve is arranged at the through hole close to the two sides of the carriage, the height from the floor of the carriage is preferably 395mm, the height from the bottom surface of the bottom door pneumatic operation valve is preferably 1495mm, and when a common person stands on the ground, the bottom door pneumatic operation valve is just in front of the chest of the person, so that the humanized design is met, and operators can conveniently stand on the bottom surfaces of the two sides of the carriage body to perform pneumatic opening and closing operation.
Furthermore, the first piston is pushed by the pressure of an air source input from the bottom door opening input end or the bottom door closing input end of the bottom door opening and closing bidirectional cylinder, so that the bottom door mechanical transmission device controls the bottom door of the hopper car to open or close.
In one example, the pneumatic operation valve of the top cover and the bidirectional cylinder for opening and closing the top cover are further included;
the top cover pneumatic operation valve comprises a second air inlet input end, a top cover door opening output end and a top cover door closing output end, and a top cover door opening input end and a top cover door closing input end are respectively arranged at two ends of the top cover opening and closing bidirectional cylinder;
the pair of top cover pneumatic operation valves are respectively arranged on two sides of a floor of the ore hopper car, each top cover pneumatic operation valve is arranged side by side with one bottom door pneumatic operation valve, a second air inlet input end of each top cover pneumatic operation valve is communicated with the air storage cylinder, a top cover door opening output end is communicated with a top cover door opening input end of the top cover opening and closing bidirectional cylinder, and a top cover door closing output end is communicated with a top cover door closing input end of the top cover opening and closing bidirectional cylinder.
Specifically, a pair of top cap pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper car, and each top cap pneumatic operation valve and one bottom door pneumatic operation valve are arranged side by side, so that an operator can perform pneumatic operation on the top cap pneumatic operation valves on the ground of any side of the ore hopper car, the opening and closing efficiency and convenience of the top caps are improved, and the labor intensity and safety risk are effectively reduced.
In one example, the bottom door opening output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door opening input ends of the bottom door opening and closing bidirectional air cylinders through first door opening connecting pipelines; the bottom door closing output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door closing input ends of the bottom door opening and closing bidirectional cylinders through first door closing connecting pipelines;
the top cover opening output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover opening input ends of the top cover opening and closing bidirectional cylinders through second opening connecting pipelines; the top cover door closing output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder through a second door closing connecting pipeline.
In one example, the pneumatic door further comprises an operating valve seat and a pair of upper covers, wherein the pair of upper covers are arranged on the operating valve seat to form a containing cavity, and the bottom door pneumatic operation valve and the top cover pneumatic operation valve are arranged in the containing cavity.
In one example, a second piston and a second push rod are arranged in the bidirectional cylinder for opening and closing the top cover;
one end of the second push rod is connected with the second piston, the other end of the second push rod penetrates through the end part of the top cover opening and closing bidirectional cylinder and is connected with the top cover mechanical transmission device, and the second piston is pushed by air source pressure input from a top cover opening input end or a top cover closing input end of the top cover opening and closing bidirectional cylinder, so that the top cover mechanical transmission device controls the opening or closing of the top cover of the hopper car.
In one example, the operator valve seat includes a pair of end plates, a rear riser, and a front riser;
the rear vertical plate is arranged between the pair of end plates, two side edges of the rear vertical plate are respectively connected with one side edge of each end plate, and two side edges of the front vertical plate are respectively connected with the other side edge of each end plate;
one side of each upper cover is rotatably connected with the upper edge of one end plate.
In one example, a pair of locking devices are arranged on the operating valve seat;
the locking device comprises a hanging ring, a lock handle and a fixed seat, the hanging ring is rotatably arranged in the lock handle in a penetrating way, the lock handle is connected with the fixed seat through a rotating pin, and the fixed seat fixes the locking device on the front vertical plate;
each upper cover is provided with a hanging seat matched with one hanging ring and used for locking the upper cover on the front vertical plate.
Specifically, the hanging ring rotation center and the lock handle rotation center of the locking device adopt an eccentric structure design, so that the upper cover can be opened by rotating the lock handle over a dead point position by external force after the upper cover is locked, and the use is reliable and stable; the locking device has two functions, namely, when the upper cover is not closed in place, the upper cover and the operating valve seat cannot be locked by the locking device, only when the bottom door pneumatic operating valve handle or the top cover pneumatic operating valve handle is in a neutral position, the upper cover can be completely closed in place, and after the upper cover is completely closed in place, the upper cover and the operating valve seat can be locked by the locking device; and secondly, in the driving process of the vehicle, the upper cover can shake due to the running vibration of the vehicle body, and after the upper cover and the control valve seat are locked and fixed by the locking device, the upper cover cannot fall off due to the long-time running vibration of the vehicle, so that the transportation safety of the vehicle is ensured.
In one example, the upper parts of the bottom door pneumatic operating valve and the top cover pneumatic operating valve are respectively provided with a bottom door pneumatic operating valve handle and a top cover pneumatic operating handle;
the pair of upper covers are internally provided with cylindrical limiting structures respectively, and each limiting structure is provided with a groove for limiting the movement of the bottom door pneumatic operation valve handle and the top cover pneumatic operation valve handle.
Specifically, after the pneumatic unloading of the bottom door of the ore hopper car is completely closed, in order to ensure that the car can carry out pneumatic unloading on any side of the track at the next time, the pneumatic operation valve handle of the bottom door is in a neutral position, the position of the pneumatic operation valve handle of the bottom door is difficult to judge due to the fact that the operation valve seat is of a closed box body structure, in order to ensure that the pneumatic operation valve handle of the bottom door is in the neutral position, a limiting structure is arranged inside the upper cover, when the pneumatic operation valve handle of the bottom door is in the neutral position, the upper cover can be closed in place, when the pneumatic operation valve handle of the bottom door is in a non-neutral position, the limiting structure of the upper cover is interfered with the pneumatic operation valve handle of the bottom door to cause the upper cover to be closed in place, the upper cover is in an upwarping position at the moment, and an operator judges that the position of the pneumatic operation valve handle of; the limiting principle of the limiting structure on the pneumatic operation valve handle of the top cover is the same as the principle, and the description is omitted here.
In one example, a first remote control reserved interface, a second remote control reserved interface, a third remote control reserved interface and a fourth remote control reserved interface are respectively arranged on the first door opening connecting pipeline, the first door closing connecting pipeline, the second door opening connecting pipeline and the second door closing connecting pipeline;
the air storage cylinder is respectively communicated with a first air inlet input end of the bottom door pneumatic operation valve and a second air inlet input end of the top cover pneumatic operation valve through an air inlet connecting pipeline, and a fifth remote control reserved connector is arranged on the air inlet connecting pipeline.
Specifically, the fifth remote control reserved interface is a power wind source remote control reserved interface, the first remote control reserved interface and the second remote control reserved interface are a bottom door opening remote control reserved interface and a bottom door closing remote control reserved interface, the third remote control reserved interface and the fourth remote control reserved interface are a top cover opening remote control reserved interface and a top cover closing remote control reserved interface, when a remote control device is needed to open and close the bottom door and the top cover, the corresponding remote control reserved interfaces are only needed to be in butt joint with the remote control device, and application of intelligent remote control on the vehicle is achieved.
Examples
As shown in fig. 2-4, a pneumatic opening and closing system for an ore hopper wagon comprises a pair of bottom door pneumatic operation valves 2 and a bottom door opening and closing bidirectional cylinder 12, wherein each bottom door pneumatic operation valve 2 comprises a first air inlet input end, a bottom door opening output end and a bottom door closing output end, and two ends of each bottom door opening and closing bidirectional cylinder 12 are respectively provided with a bottom door opening input end and a bottom door closing input end;
the pair of bottom door pneumatic operation valves 2 are respectively arranged at two sides of a floor 1 of the ore hopper car, a first air inlet input end of each bottom door pneumatic operation valve 2 is communicated with an air storage cylinder 11 of the ore hopper car, a bottom door opening output end is communicated with a bottom door opening input end of a bottom door opening and closing bidirectional cylinder 12, and a bottom door closing output end is communicated with a bottom door closing input end of the bottom door opening and closing bidirectional cylinder 12;
the bottom door opening and closing bidirectional cylinder 12 is arranged on the floor 1 of the ore hopper car, a first piston and a first push rod 26 are arranged in the bottom door opening and closing bidirectional cylinder 12, one end of the first push rod 26 is connected with the first piston, and the other end of the first push rod passes through the end part of the bottom door opening and closing bidirectional cylinder 12 and is connected with a bottom door mechanical transmission device.
The ore hopper car comprises a carriage 8, wherein the carriage 8 is arranged on the floor 1 and connected with the floor 1; two side surfaces of the carriage 8 are respectively provided with a through hole matched with the bottom door pneumatic operation valve 2 and used for operating the bottom door pneumatic operation valve 2.
As shown in fig. 2-4, the pneumatic opening and closing system of the ore hopper wagon further comprises a pair of top cover pneumatic operation valves 3 and a top cover opening and closing bidirectional cylinder 13; the top cover pneumatic operation valve 3 comprises a second air inlet input end, a top cover door opening output end and a top cover door closing output end, and a top cover door opening input end and a top cover door closing input end are respectively arranged at two ends of the top cover opening and closing bidirectional cylinder 13; a pair of top cover pneumatic operation valves 3 are respectively arranged on two sides of a floor 1 of the ore hopper car, each top cover pneumatic operation valve 3 is arranged side by side with one bottom door pneumatic operation valve 2, a second air inlet input end of each top cover pneumatic operation valve 2 is communicated with the air storage cylinder 11, a top cover door opening output end is communicated with a top cover door opening input end of the top cover opening and closing bidirectional cylinder 13, and a top cover door closing output end is communicated with a top cover door closing input end of the top cover opening and closing bidirectional cylinder 13.
The bottom door opening output ends of the pair of bottom door pneumatic operation valves 2 are respectively communicated with the bottom door opening input ends of the bottom door opening and closing bidirectional air cylinders 12 through first door opening connecting pipelines 15; the bottom door closing output ends of the pair of bottom door pneumatic operation valves 2 are respectively communicated with the bottom door closing input ends of the bottom door opening and closing bidirectional air cylinders 12 through first door closing connecting pipelines 16; the top cover opening output ends of the pair of top cover pneumatic operation valves 3 are respectively communicated with the top cover opening input end of the top cover opening and closing bidirectional cylinder 13 through a second opening connecting pipeline 18; the top cover door closing output ends of the pair of top cover pneumatic operation valves 3 are respectively communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder 3 through a second door closing connecting pipeline 17. The upper parts of the bottom door pneumatic operating valve 2 and the top cover pneumatic operating valve 3 are respectively provided with a bottom door pneumatic operating valve handle 21 and a top cover pneumatic operating handle 31; the pair of upper covers 4 are respectively provided with a cylindrical limiting structure 41 inside, and each limiting structure 41 is provided with a groove for limiting the movement of the bottom door pneumatic operation valve handle 21 and the top cover pneumatic operation valve handle 31. A first remote control reserved interface 23, a second remote control reserved interface 22, a third remote control reserved interface 25 and a fourth remote control reserved interface 24 are respectively arranged on the first door opening connecting pipeline 15, the first door closing connecting pipeline 16, the second door opening connecting pipeline 18 and the second door closing connecting pipeline 17; the air storage cylinder 11 is respectively communicated with a first air inlet input end of the bottom door pneumatic operation valve 2 and a second air inlet input end of the top cover pneumatic operation valve 3 through an air inlet connecting pipeline 19, and a fifth remote control reserved 20 connector is arranged on the air inlet connecting pipeline 19.
Specifically, the bottom door mechanical transmission device and the top cover mechanical transmission device are respectively arranged on a bottom door and a top cover of the ore hopper car and comprise a driving transmission device, a transmission chain and a driven transmission device, the driving transmission device is provided with a driving running gear and a driven transmission gear, the driving running gear is matched with the driven transmission gear, the driving running gear and the driven transmission gear form a linkage structure, the driving running gear is connected with a first push rod or a second push rod, the driven transmission device is provided with a synchronous gear, the driven transmission gear and the synchronous gear are in transmission connection through the transmission chain, the first push rod or the second push rod drives the driving running gear to rotate, the driving running gear drives the driven transmission gear to run, then the driven transmission gear drives the transmission chain to run, the synchronous gear is driven to rotate by the running of the transmission chain, at the moment, the bottom door or the top door moves along with the, the specific structure of the bottom door mechanical transmission device and the top cover mechanical transmission device can be easily understood by those skilled in the art, and will be described herein.
As shown in fig. 5, the pneumatic opening and closing system of the ore hopper car further comprises an operation valve seat and a pair of upper covers 4, the pair of upper covers 4 are covered on the operation valve seat to form an accommodating cavity, and the bottom door pneumatic operation valve 2 and the top cover pneumatic operation valve 3 are arranged in the accommodating cavity.
Wherein, a second piston and a second push rod 27 are arranged in the top cover opening and closing bidirectional cylinder 13; one end of the second push rod 27 is connected with the second piston, the other end penetrates through the end part of the top cover opening and closing bidirectional cylinder 13 and is connected with the top cover mechanical transmission device, and the second piston is pushed by the air source pressure input from the top cover opening input end or the top cover closing input end of the top cover opening and closing bidirectional cylinder 13, so that the top cover mechanical transmission device controls the opening or closing of the top cover of the hopper car. The operating valve seat comprises a pair of end plates 6, a rear vertical plate 7 and a front vertical plate 5; the rear vertical plate 7 is arranged between the pair of end plates 6, two side edges of the rear vertical plate 7 are respectively connected with one side edge of each end plate 6, and two side edges of the front vertical plate 5 are respectively connected with the other side edge of each end plate 6; each upper lid 4 is pivotally connected at one side to the upper edge of an end plate 6. As shown in fig. 6, the operating valve seat is provided with a pair of locking devices 9; the locking device 9 comprises a hanging ring 91, a lock handle 92 and a fixed seat 93, the hanging ring 91 is rotatably arranged on the lock handle 92 in a penetrating way, the lock handle 92 is connected with the fixed seat 93 through a rotating pin 94, and the fixed seat 93 fixes the locking device 9 on the front vertical plate 5; each upper cover 4 is provided with a hanging seat 10 matched with one hanging ring 91 for locking the upper cover 4 on the front vertical plate 5.
In conclusion, the pneumatic opening and closing system for the ore hopper wagon comprises the pair of bottom door pneumatic operation valves and the bottom door opening and closing bidirectional cylinder, and the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper wagon, so that an operator can carry out pneumatic operation on the bottom door pneumatic operation valves when standing on the ground on any side of the ore hopper wagon, and the problems that in the prior art, the operator can only get on the wagon to carry out pneumatic unloading operation and cannot stand on the ground parallel to the track to carry out pneumatic unloading operation are effectively solved.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (9)
1. A pneumatic opening and closing system of an ore hopper car is characterized by comprising a pair of bottom door pneumatic operation valves and a bottom door opening and closing bidirectional cylinder, wherein each bottom door pneumatic operation valve comprises a first air inlet input end, a bottom door opening output end and a bottom door closing output end;
the pair of bottom door pneumatic operation valves are respectively arranged on two sides of the floor of the ore hopper car, the first air inlet input end of each bottom door pneumatic operation valve is communicated with the air storage cylinder of the ore hopper car, the bottom door opening output end is communicated with the bottom door opening input end of the bottom door opening and closing bidirectional cylinder, and the bottom door closing output end is communicated with the bottom door closing input end of the bottom door opening and closing bidirectional cylinder;
the bottom door opening and closing bidirectional cylinder is arranged on the floor of the ore hopper car, a first piston and a first push rod are arranged in the bottom door opening and closing bidirectional cylinder, one end of the first push rod is connected with the first piston, and the other end of the first push rod penetrates through the end part of the bottom door opening and closing bidirectional cylinder and is connected with a bottom door mechanical transmission device.
2. The pneumatic opening and closing system of the ore hopper car as recited in claim 1, further comprising a pair of top cover pneumatic operating valves and a top cover opening and closing bidirectional cylinder;
the top cover pneumatic operation valve comprises a second air inlet input end, a top cover door opening output end and a top cover door closing output end, and a top cover door opening input end and a top cover door closing input end are respectively arranged at two ends of the top cover opening and closing bidirectional cylinder;
the pair of top cover pneumatic operation valves are respectively arranged on two sides of a floor of the ore hopper car, each top cover pneumatic operation valve is arranged side by side with one bottom door pneumatic operation valve, the second air inlet input end of each top cover pneumatic operation valve is communicated with the air storage cylinder, the top cover door opening output end is communicated with the top cover door opening input end of the top cover opening and closing bidirectional cylinder, and the top cover door closing output end is communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder.
3. The pneumatic opening and closing system of the ore hopper car as claimed in claim 2, wherein the bottom door opening output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door opening input ends of the bottom door opening and closing bidirectional cylinders through first door opening connecting pipelines; the bottom door closing output ends of the pair of bottom door pneumatic operation valves are respectively communicated with the bottom door closing input ends of the bottom door opening and closing bidirectional cylinders through first door closing connecting pipelines;
the top cover opening output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover opening input ends of the top cover opening and closing bidirectional cylinders through second opening connecting pipelines; and the top cover door closing output ends of the pair of top cover pneumatic operation valves are respectively communicated with the top cover door closing input end of the top cover opening and closing bidirectional cylinder through a second door closing connecting pipeline.
4. The pneumatic opening and closing system for the ore hopper car as claimed in claim 2, further comprising an operating valve seat and a pair of upper covers, wherein the pair of upper covers are arranged on the operating valve seat to form an accommodating cavity, and the bottom door pneumatic operating valve and the top cover pneumatic operating valve are arranged in the accommodating cavity.
5. The pneumatic opening and closing system of the ore hopper car as claimed in claim 4, wherein a second piston and a second push rod are arranged in the bidirectional cylinder for opening and closing the top cover;
one end of the second push rod is connected with the second piston, the other end of the second push rod penetrates through the end part of the top cover opening and closing bidirectional cylinder and is connected with the top cover mechanical transmission device, and the second piston is pushed by the pressure of an air source input from the top cover opening input end or the top cover closing input end of the top cover opening and closing bidirectional cylinder, so that the top cover mechanical transmission device controls the opening or closing of the top cover of the hopper car.
6. The pneumatic opening and closing system of the ore hopper car as recited in claim 4, wherein the operational valve seat comprises a pair of end plates, a rear vertical plate and a front vertical plate;
the rear vertical plate is arranged between the pair of end plates, two side edges of the rear vertical plate are respectively connected with one side edge of each end plate, and two side edges of the front vertical plate are respectively connected with the other side edge of each end plate;
one side of each upper cover is rotatably connected with the upper edge of one end plate.
7. The pneumatic opening and closing system of the ore hopper car as claimed in claim 6, wherein a pair of locking devices are arranged on the operating valve seat;
the locking device comprises a hanging ring, a lock handle and a fixed seat, the hanging ring is rotatably arranged in the lock handle in a penetrating way, the lock handle is connected with the fixed seat through a rotating pin, and the fixed seat fixes the locking device on the front vertical plate;
each upper cover is provided with a hanging seat matched with one hanging ring and used for locking the upper cover on the front vertical plate.
8. The pneumatic opening and closing system of the ore hopper car as claimed in claim 4, wherein the upper parts of the bottom door pneumatic operating valve and the top cover pneumatic operating valve are respectively provided with a bottom door pneumatic operating valve handle and a top cover pneumatic operating handle;
the pneumatic operation valve comprises a pair of upper covers and is characterized in that cylindrical limiting structures are arranged inside the pair of upper covers respectively, and each limiting structure is provided with a groove for limiting the movement of the bottom door pneumatic operation valve handle and the top cover pneumatic operation valve handle.
9. The pneumatic opening and closing system of the ore hopper car as recited in claim 3, wherein the first door-opening connecting pipeline, the first door-closing connecting pipeline, the second door-opening connecting pipeline and the second door-closing connecting pipeline are respectively provided with a first remote control reserved interface, a second remote control reserved interface, a third remote control reserved interface and a fourth remote control reserved interface;
the air storage cylinder is communicated with a first air inlet input end of the bottom door pneumatic operation valve and a second air inlet input end of the top cover pneumatic operation valve through air inlet connecting pipelines respectively, and fifth remote control reserved interfaces are arranged on the air inlet connecting pipelines.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110297527.5A CN113002571B (en) | 2021-03-19 | 2021-03-19 | Pneumatic opening and closing system of ore hopper car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110297527.5A CN113002571B (en) | 2021-03-19 | 2021-03-19 | Pneumatic opening and closing system of ore hopper car |
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| CN113002571A true CN113002571A (en) | 2021-06-22 |
| CN113002571B CN113002571B (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110297527.5A Active CN113002571B (en) | 2021-03-19 | 2021-03-19 | Pneumatic opening and closing system of ore hopper car |
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| CN211342383U (en) * | 2019-08-30 | 2020-08-25 | 上海阜有海洋科技有限公司 | Remote control system for top cover and bottom door of railway cement clinker hopper car |
| TWM605728U (en) * | 2020-09-01 | 2020-12-21 | 白文 | External hanging type locking structure for valve seat switch |
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2021
- 2021-03-19 CN CN202110297527.5A patent/CN113002571B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101148171A (en) * | 2007-11-15 | 2008-03-26 | 中国南车集团株洲车辆厂 | Railway hopper car opening/closing mechanism wind-controlling device |
| CN101417658A (en) * | 2008-12-08 | 2009-04-29 | 太原轨道交通装备有限责任公司 | Combined control valve for hopper car |
| CN102582641A (en) * | 2011-01-06 | 2012-07-18 | 齐齐哈尔轨道交通装备有限责任公司 | Control system for unloading door of ballast hopper car |
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| TWM605728U (en) * | 2020-09-01 | 2020-12-21 | 白文 | External hanging type locking structure for valve seat switch |
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| Publication number | Publication date |
|---|---|
| CN113002571B (en) | 2022-12-16 |
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