CN103158724A - Hopper car bottom door control system - Google Patents
Hopper car bottom door control system Download PDFInfo
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- CN103158724A CN103158724A CN2011104079517A CN201110407951A CN103158724A CN 103158724 A CN103158724 A CN 103158724A CN 2011104079517 A CN2011104079517 A CN 2011104079517A CN 201110407951 A CN201110407951 A CN 201110407951A CN 103158724 A CN103158724 A CN 103158724A
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- 238000000034 method Methods 0.000 abstract description 15
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- 230000007547 defect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
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Abstract
The invention provides a hopper car bottom door control system. The hopper car bottom door control system comprises four control boxes, a power source and a bottom door drive device, wherein two control boxes are respectively installed on the front end portion and the rear end portion of one side of a car body. The other two control boxes are respectively installed on the front end portion and the rear end portion of the other side of the car body. The four control boxes are connected with the power source in parallel so as to control the power source to drive the bottom door drive device, and opening and closing of a bottom door are achieved. According to the hopper car bottom door control system, the four independent control boxes which are in parallel connection are installed at two ends of each side of the car body, each control box can independently control the bottom door drive device to open or close the bottom door, and therefore during an unloading process, operational control of the unloading process can be achieved by only one worker, the worker does not need to move along with a vehicle, operation is convenient to achieve, labor intensity of the worker can be reduced, and work safety is improved.
Description
Technical Field
The invention relates to a vehicle control technology, in particular to a hopper car bottom door control system.
Background
The hopper wagon is a railway wagon with a wagon body end wall inclined inwards and a hopper arranged at the lower part of the wagon body, and is mainly used for loading and transporting bulk cargos such as ore, cement, coal and the like. The goods are loaded from the upper part of the vehicle body, the bottom door of the hopper is opened under manual control during unloading, and the bulk goods are automatically unloaded to a pit or a conveyor belt by the aid of self gravity. In order to improve the unloading efficiency, the hopper wagon is in a low-speed traveling state when being unloaded. The existing hopper car bottom door control system is characterized in that a set of air control or hydraulic control system is arranged on each car to control a bottom door to open or close so as to realize unloading.
Referring to fig. 1, fig. 1 is a schematic structural view of a conventional hopper car bottom door control system.
As shown in fig. 1, taking a pneumatic control system as an example, the hopper car bottom door control system comprises an air storage tank, a bottom door control device, an air cylinder and a pipeline. The air storage cylinder is communicated with the air cylinder through a pipeline, and a piston rod of the air cylinder is connected with the bottom door; the bottom door control device comprises a control pull rod 1a and a manual reversing valve 2a, wherein the manual reversing valve 2a is installed at one end of the vehicle or the middle position of the vehicle, the control pull rod 1a penetrates through the cross section of the vehicle, and a worker stands beside the vehicle to pull the control pull rod 1a to control the manual reversing valve 2a to be in a door opening position or a door closing position, so that the piston rod of the air storage cylinder driving cylinder is controlled to move, and the bottom door is driven to be opened or closed.
In the process of research of the invention, the inventor finds that the prior hopper car bottom door control system has the following technical defects:
the conventional hopper wagon bottom door control system controls the bottom door to be opened or closed by controlling the control pull rod 1a, so that in the unloading process, a worker firstly pulls the control pull rod 1a to enable the manual reversing valve 2a to be in the door opening position, and at the moment, the air storage cylinder drives a piston rod of the air cylinder to move to open the bottom door; after unloading is finished, a worker pushes the control pull rod 1a to enable the manual reversing valve 2a to be located at a door closing position, and at the moment, the air storage cylinder drives a piston rod of the air cylinder to move to close the bottom door.
In the unloading process, the vehicle is in a low-speed traveling state, so that a worker has to move along with the vehicle, and quickly return to an original operation position after the unloading of the goods in one compartment is finished, so as to unload the goods in the next compartment; or two workers are arranged, one is responsible for opening the bottom door, and the other is responsible for closing the bottom door.
It can be seen that, current hopper car bottom door control system needs the staff to remove along with the vehicle, and control operation is inconvenient, working strength is big and the security is poor, if dispose two staff, then can increase labour cost.
Disclosure of Invention
The invention provides a hopper car bottom door control system which is used for solving the technical defects that a hopper car bottom door control system in the prior art is inconvenient to operate and high in working strength of workers.
The invention provides a hopper car bottom door control system, which comprises four control boxes, a power source and a bottom door driving device, wherein the four control boxes are connected with the power source; wherein,
two control boxes are respectively arranged at the front end part and the rear end part of one side of the carriage, and the other two control boxes are respectively arranged at the front end part and the rear end part of the other side of the carriage;
and the four control boxes are connected with the power source in parallel, and each control box can independently control the power source to drive the bottom door driving device so as to open or close the bottom door.
Preferably, the power source is an air reservoir; the bottom door driving device is an air cylinder;
the hopper wagon bottom door control system also comprises a logic OR valve and a reversing valve;
the air storage cylinder is communicated with a first inlet of the reversing valve; the air storage cylinder is communicated with the control pipeline of each control box;
each control box is provided with an on button and an off button, a control pipeline of the on button is communicated with a second inlet of the reversing valve through the logic OR valve, and a first outlet of the reversing valve is communicated with a rodless cavity of the air cylinder;
and a control pipeline of the closing button is communicated with a third inlet of the reversing valve through the logic OR valve, and a second outlet of the reversing valve is communicated with a rod cavity of the cylinder.
Preferably, the logical or valve is embodied as a shuttle valve; the shuttle valve has two inlets and one outlet.
Preferably, the power source is a hydraulic motor or a gas-liquid motor; the bottom door driving device is a hydraulic cylinder.
Preferably, the power source is a power source; the bottom door driving device is a linear motor.
According to the hopper car bottom door control system provided by the invention, the four independent control boxes which are connected in parallel are arranged at the two ends of the two sides of the carriage, and each control box can independently control the bottom door driving system to open or close the bottom door, so that only one worker is needed to complete the operation control of the unloading process in the unloading process, the worker does not need to move along with a vehicle, the operation is convenient, the labor intensity of the worker can be reduced, and the work safety is improved.
Drawings
FIG. 1 is a schematic structural view of a conventional hopper car bottom door control system;
fig. 2 is a schematic structural diagram of a hopper car bottom door control system provided by the embodiment of the invention;
fig. 3 is a control schematic diagram of a hopper car bottom door control system provided by the embodiment of the invention.
Detailed Description
Referring to fig. 2 and 3, fig. 2 is a schematic structural view of a hopper car bottom door control system provided by an embodiment of the invention; fig. 3 is a control schematic diagram of a hopper car bottom door control system provided by the embodiment of the invention.
As shown in fig. 2 and 3, the hopper car bottom door control system provided by the embodiment comprises four control boxes, a power source 5 and a bottom door driving device 4; the two control boxes are respectively arranged at the front end part and the rear end part of one side of the carriage, and the other two control boxes are respectively arranged at the front end part and the rear end part of the other side of the carriage; and four control boxes are connected with the power source 5 in parallel, and each control box can independently control the power source 5 to drive the bottom door driving device 4, so that the bottom door can be opened or closed.
Specifically, the four control boxes specifically include a first control box 11, a second control box 12, a third control box 13, and a fourth control box 14. The first and second control boxes 11 and 12 are mounted at both front and rear ends of one side of the vehicle compartment, and the third and fourth control boxes 13 and 14 are mounted at both front and rear ends of the other side of the vehicle compartment.
The power source 5 can be an air storage cylinder or a hydraulic motor or a gas-liquid motor or a power supply, and the bottom door driving device 4 can be an air cylinder or a hydraulic cylinder or a linear motor.
Because the four control boxes are in a parallel structure, the four control boxes can independently control the bottom door driving device 4 to drive the bottom door to open or close, and unloading is completed.
When the hopper wagon provided with the bottom door control system provided by the embodiment is unloaded, a worker firstly controls the power source 5 through the first control box 11 to drive the bottom door driving device to move, so that the bottom door is opened, and the bulk cargos in the carriage automatically flow out under the action of gravity.
During unloading, the hopper car slowly moves, a worker can stand on the original place, after unloading is completed, the second control box 12 located at the rear end part of the carriage moves to the position of the worker, and the worker can control the power source 5 to drive the bottom door driving device 4 to move through the second control box 12 to close the bottom door. And finishing the unloading operation of one carriage. The worker can carry out the unloading operation of the next carriage according to the operation mode.
The hopper car bottom door control system that this embodiment provided is provided with four independent parallelly connected control boxes at the both ends of the both sides in carriage, and every control box can open or close the bottom door by independent control bottom door actuating system, consequently at the discharge in-process, only needs a staff just can accomplish the operation control to the discharge process, and the staff need not follow the vehicle and removes, and convenient operation just can reduce staff's intensity of labour, improvement work security.
On the basis of the first embodiment of the invention, the hopper wagon bottom door control system provided by the invention can be realized by a pneumatic system, and the working principle and the working process of the hopper wagon bottom door control system are explained in detail as follows:
as shown in fig. 3, in this embodiment, the power source 5 is an air reservoir, the air reservoir is communicated with a main air duct 7 of the vehicle, and enters a control pipeline after air pressure is adjusted by a pressure regulating valve 6 to provide pneumatic power for a hopper car bottom door control system; the bottom door driving device 4 is a cylinder, and a piston rod of the cylinder is connected with the bottom door. The hopper car bottom door control system also comprises a logic OR valve and a reversing valve 3.
The air storage cylinder is communicated with a first inlet of the reversing valve 3; the air storage cylinder is communicated with the control pipeline of each control box; each control box is provided with an on button and an off button, a control pipeline of the on button is communicated with a second inlet of the reversing valve 3 through a logic OR valve, and a first outlet of the reversing valve 3 is communicated with a rodless cavity of the cylinder;
the control pipeline of the closing button is communicated with a third inlet of the reversing valve 3 through a logic OR valve, and a second outlet of the reversing valve 3 is communicated with a rod cavity of the cylinder.
Specifically, the first control box 11 is mounted at the front end portion on one side of the vehicle compartment, and the second control box 12 is mounted at the rear end portion on the same side of the vehicle compartment. The third control box 13 is mounted on the other front end of the vehicle compartment, and the fourth control box 14 is mounted on the same rear end.
The logic or valves specifically include a first logic or valve 21, a second logic or valve 22, a third logic or valve 23, a fourth logic or valve 24, a fifth logic or valve 25, and a sixth logic or valve 26. The logical or valve may alternatively be a shuttle valve having two inlets and an outlet, both inlets being connectable to the outlet but both inlets being non-connectable, either inlet having a gas signal input and the outlet being capable of output. If the two inlets have gas signals input, the gas signals of the adding side or the high-pressure side of the signals are output through the outlet, and the other side is blocked. The change-over valve 3 may be a two-position five-way valve having three inlets and two outlets.
Further, the control lines of the on buttons of the first and second control boxes 11 and 12 are respectively communicated with two inlets of the second or valve 22, the control lines of the off buttons of the first and second control boxes 11 and 12 are respectively communicated with two inlets of the first or valve 21, the control lines of the on buttons of the third and fourth control boxes 13 and 14 are respectively communicated with two inlets of the fourth or valve 24, and the control lines of the off buttons of the third and fourth control boxes 13 and 14 are respectively communicated with two inlets of the third or valve 23.
The outlets of the second and fourth logical or valves 22, 24 are in communication with two inlets of a fifth logical or valve 25, respectively, and the outlet of the fifth logical or valve 25 is in communication with a second inlet of the directional valve 3.
The outlets of the first and third logical or valves 21, 23 communicate with two inlets of a sixth logical or valve 26, respectively, and the outlet of the sixth logical or valve 26 communicates with a third inlet of the reversing valve 3.
The reservoir communicates with a first inlet of the diverter valve 3. A first outlet of the reversing valve 3 is communicated with a rodless cavity of the cylinder, and a piston rod of the cylinder can be controlled to extend out so as to drive the bottom door to be opened; and a second outlet of the reversing valve 3 is communicated with a rod cavity of the cylinder, and a piston rod of the cylinder can be controlled to retract so as to drive the bottom door to be closed.
The following specifically describes the working process of the bottom door control system provided in this embodiment:
when the hopper wagon provided with the bottom door control system provided by the embodiment is unloaded, a worker firstly presses the opening button of the first control box 11, gas in the air storage cylinder enters the second logic or valve 22 through a pipeline and then enters the fifth logic or valve 25, and then enters the reversing valve 3 through the second inlet of the reversing valve 3 to push the reversing valve 3 to move, the gas enters the rodless cavity of the cylinder through the first outlet of the reversing valve 3 to drive the piston rod to extend out, so that the bottom door is opened, and bulk goods in a carriage automatically flow out under the action of gravity.
In the unloading process, the hopper wagon slowly moves, a worker can stand on the original place, after unloading is completed, the second control box 12 located at the rear end of the carriage moves to the position of the worker, the worker presses a closing button of the second control box 12, gas in the air storage cylinder enters the first logic OR valve 21 through a pipeline, then enters the sixth logic OR valve 26, then enters the reversing valve 3 through the third inlet of the reversing valve 3, pushes the reversing valve 3 to move, and enters the rod cavity of the air cylinder through the second outlet of the reversing valve 3 to drive the piston rod to retract, so that the bottom door is closed. And finishing the unloading operation of one carriage. The worker can carry out the unloading operation of the next carriage according to the operation mode.
The control principle of the third control box 13 and the fourth control box 14 is the same as that of the first control box 11 and the second control box 12, and the description thereof is omitted.
It can be seen from hopper car bottom door control system's working process, this embodiment provides hopper car bottom door control system, is provided with four independent parallelly connected control boxes at the both ends of the both sides in carriage, and every control box can open or close the bottom door by independent control bottom door actuating system, consequently at the discharge in-process, only need a staff just can accomplish the operation control to the discharge process, and the staff need not follow the vehicle and remove, convenient operation just can reduce staff's intensity of labour, improve work safety.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A hopper car bottom door control system is characterized by comprising four control boxes, a power source and a bottom door driving device; wherein,
two control boxes are respectively arranged at the front end part and the rear end part of one side of the carriage, and the other two control boxes are respectively arranged at the front end part and the rear end part of the other side of the carriage; and the four control boxes are connected with the power source in parallel, and each control box can independently control the power source to drive the bottom door driving device so as to open or close the bottom door.
2. The hopper car bottom door control system of claim 1, wherein said power source is a reservoir; the bottom door driving device is an air cylinder;
the hopper wagon bottom door control system also comprises a logic OR valve and a reversing valve;
the air storage cylinder is communicated with a first inlet of the reversing valve; the air storage cylinder is communicated with the control pipeline of each control box;
each control box is provided with an on button and an off button, a control pipeline of the on button is communicated with a second inlet of the reversing valve through the logic OR valve, and a first outlet of the reversing valve is communicated with a rodless cavity of the air cylinder;
and a control pipeline of the closing button is communicated with a third inlet of the reversing valve through the logic OR valve, and a second outlet of the reversing valve is communicated with a rod cavity of the cylinder.
3. The hopper car bottom door control system of claim 2, wherein said logical or valve is specifically a shuttle valve; the shuttle valve has two inlets and one outlet.
4. The hopper car bottom door control system of claim 1, wherein said power source is a hydraulic motor or a gas-liquid motor; the bottom door driving device is a hydraulic cylinder.
5. The hopper car bottom door control system of claim 1, wherein said power source is a power source; the bottom door driving device is a linear motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110407951.7A CN103158724B (en) | 2011-12-09 | 2011-12-09 | Hopper wagon bottom door control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110407951.7A CN103158724B (en) | 2011-12-09 | 2011-12-09 | Hopper wagon bottom door control system |
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| CN103158724A true CN103158724A (en) | 2013-06-19 |
| CN103158724B CN103158724B (en) | 2016-02-10 |
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| CN201110407951.7A Active CN103158724B (en) | 2011-12-09 | 2011-12-09 | Hopper wagon bottom door control system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074453A1 (en) * | 2014-11-14 | 2016-05-19 | 齐齐哈尔轨道交通装备有限责任公司 | Compartment and bottom door thereof |
| CN111022391A (en) * | 2019-12-03 | 2020-04-17 | 浙江天联机械有限公司 | Interlocking pneumatic control system for slag outlet door |
| CN112061161A (en) * | 2020-09-07 | 2020-12-11 | 中车长春轨道客车股份有限公司 | Novel freight transportation external operation system |
| CN112849171A (en) * | 2021-03-19 | 2021-05-28 | 中车太原机车车辆有限公司 | Wind control device of ballast hopper car |
| WO2022193486A1 (en) * | 2021-03-19 | 2022-09-22 | 中车太原机车车辆有限公司 | Air control apparatus for ballast hopper wagon |
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| CN201923140U (en) * | 2011-01-06 | 2011-08-10 | 齐齐哈尔轨道交通装备有限责任公司 | Unloading door control system for ballast hopper car |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074453A1 (en) * | 2014-11-14 | 2016-05-19 | 齐齐哈尔轨道交通装备有限责任公司 | Compartment and bottom door thereof |
| RU2667013C1 (en) * | 2014-11-14 | 2018-09-13 | СиАрАрСи ЦИЦИКАР РОЛЛИНГ СТОК КО., ЛТД. | Compartment and its lower door |
| US10352083B2 (en) | 2014-11-14 | 2019-07-16 | CRRC Qiqihar Rolling Stock Co., Ltd | Compartment and bottom door thereof |
| CN111022391A (en) * | 2019-12-03 | 2020-04-17 | 浙江天联机械有限公司 | Interlocking pneumatic control system for slag outlet door |
| CN111022391B (en) * | 2019-12-03 | 2021-09-10 | 浙江天联机械有限公司 | Interlocking pneumatic control system for slag outlet door |
| CN112061161A (en) * | 2020-09-07 | 2020-12-11 | 中车长春轨道客车股份有限公司 | Novel freight transportation external operation system |
| CN112849171A (en) * | 2021-03-19 | 2021-05-28 | 中车太原机车车辆有限公司 | Wind control device of ballast hopper car |
| WO2022193486A1 (en) * | 2021-03-19 | 2022-09-22 | 中车太原机车车辆有限公司 | Air control apparatus for ballast hopper wagon |
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| CN103158724B (en) | 2016-02-10 |
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Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee before: Qiqihar Railway Rolling Stock Co., Ltd. |