CN217152460U - Control mechanism for opening and closing locomotive head cover - Google Patents
Control mechanism for opening and closing locomotive head cover Download PDFInfo
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- CN217152460U CN217152460U CN202220971627.1U CN202220971627U CN217152460U CN 217152460 U CN217152460 U CN 217152460U CN 202220971627 U CN202220971627 U CN 202220971627U CN 217152460 U CN217152460 U CN 217152460U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a control mechanism for opening and closing a locomotive hood, which comprises a base, wherein one side of the base is provided with an air inlet, the other side of the base is provided with two independent air outlets, an input air circuit and two independent output air circuits are arranged in the base, and each output air circuit is correspondingly communicated with one air outlet; one end of the input air path is communicated with the air inlet, and the other end of the input air path is respectively communicated with two independent output air paths through an electromagnetic valve. The utility model discloses with the switching gas circuit integration of locomotive hood on the base, reduced the volume of gas circuit greatly to with numerous and diverse gas circuit control system modularization, only need change or operate this base when maintenance and use, make the operability and the maintainability of this product also greatly promote.
Description
Technical Field
The utility model relates to a pneumatic control element technical field, concretely relates to control mechanism of locomotive hood switching.
Background
The control elements in the pneumatic transmission system are important elements for controlling and regulating the pressure, flow rate, flow direction and sending signals of the compressed air, and various pneumatic control loops can be formed by using the control elements, so that the pneumatic execution elements can normally work according to a designed program. The pneumatic transmission system is widely applied in the field of rail transit by virtue of the advantages of convenient air source, rapid action, safety, reliability and the like. However, the existing locomotive hood adopts a single pneumatic control element, a large number of elements need to be arranged in a complex pneumatic circuit, the occupied space of the pneumatic circuit is enlarged, the difficulty of gas circuit design is increased, and the requirements of a railway locomotive on limited layout space and complex gas circuit setting cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides a control mechanism for the opening and closing of a locomotive head cover.
The utility model discloses a control mechanism for opening and closing a locomotive hood, which comprises a base, wherein one side of the base is provided with an air inlet hole, the other side of the base is provided with two independent air outlet holes, an input air circuit and two independent output air circuits are arranged in the base, and each output air circuit is correspondingly communicated with one air outlet hole;
one end of the input air path is communicated with the air inlet, and the other end of the input air path is respectively communicated with the two independent output air paths through an electromagnetic valve.
Preferably, ball valves are arranged on the input gas path and the two independent output gas paths.
Preferably, at least one of the two independent output air paths is provided with a throttle valve.
Preferably, a filter is arranged in the input gas circuit.
Preferably, the electromagnetic valve is a dual-electric-control electromagnetic valve.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses with the switching gas circuit integration of locomotive hood on the base, reduced the volume of gas circuit greatly to with numerous and diverse gas circuit control system modularization, only need change or operate this base when maintenance and use, make the operability and the maintainability of this product also greatly promote.
Drawings
FIG. 1 is a schematic structural view of a control mechanism for opening and closing a motorcycle head cover according to the present invention;
FIG. 2 is a top view of the control mechanism for opening and closing the hood of the motorcycle of the present invention;
fig. 3 is a schematic diagram of the air path in the control mechanism for opening and closing the locomotive hood according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, the utility model provides a control mechanism for opening and closing a locomotive hood, which comprises a base 1, wherein one side of the base 1 is provided with an air inlet 11, the other side is provided with two independent air outlets 12, an input air circuit and two independent output air circuits are arranged inside the base 1, and each output air circuit is correspondingly communicated with one air outlet 12;
wherein, input gas circuit one end and inlet port 11 intercommunication, the other end passes through an solenoid valve 2 and communicates with two independent output gas circuits respectively. Through the structure, the utility model discloses with the switching gas circuit integration of locomotive hood on base 1, reduced the volume of gas circuit greatly to with numerous and diverse gas circuit control system modularization, only need change or operate this base 1 when maintenance and use, make the operability and the maintainability of this product also greatly promote.
Further, the electromagnetic valve 2 is a dual-electric-control electromagnetic valve 2. Ball valves are arranged on the input gas path and the two independent output gas paths
Referring to fig. 2, the air inlet 11 and the air outlet 12 are both disposed on the same side of the base 1, a first ball valve 31, a second ball valve 32 and a third ball valve 33 are respectively disposed on the input air path and the two output air paths, and a first throttle valve 41 and a second throttle valve 42 are respectively disposed on the two output air paths.
In this embodiment, the first ball valve 31, the second ball valve 32, the third ball valve 33, the first throttle valve 41, the second throttle valve 42 and the solenoid valve 2 are all disposed on the top surface of the base 1, and all the above-mentioned devices are conventional devices, and the installation method of the gas circuit connection between the devices and the inside of the base 1 is a conventional method in the art, and will not be described in detail herein, and the parts connected with the base 1 are all provided with sealing gaskets to ensure the air tightness and reliability. Through the structure, the whole design layout is compact, the modularization degree is high, the product volume is greatly reduced, and the installation space is saved.
Furthermore, a filter is arranged in the input air path, the filter ensures that air entering the input air path is clean, and no foreign matter enters the input air path, so that the air path is blocked to cause the failure of the control mechanism.
Referring to fig. 3, in order to completely realize the opening and closing functions of the head cover, an air source and a pushing cylinder are required to be closely matched with the mechanism to form a complete air path transmission system. The control element of the whole gas circuit transmission system is connected between the gas source and the pushing cylinder to control smooth operation of the whole system, and the control element is a core component for realizing the opening and closing functions of the locomotive hood. The piston is arranged in the pushing cylinder to form an actuating mechanism of the transmission system, when compressed air is communicated to the cylinder through different output air paths, the piston can perform corresponding actions to control the opening and closing actions of the head cover, and then the functions of the whole pneumatic system are completed.
Furthermore, in order to control the gas flow in the output gas path, a throttle valve is arranged on at least one of the two independent output gas paths.
The specific working principle is as follows: compressed air output by the air source enters the filter through the first ball valve 31, the first ball valve 31 controls the on-off of the air source and is a main air valve of the whole mechanism, and the compressed air filtered by the filter flows to the hood opening and closing air circuit. Air flowing to the hood opening and closing air passage enters the double-electric control type electromagnetic valve 2 through the first ball valve 31, and the first ball valve 31 is a main air valve for controlling the on-off of air flow of the hood opening and closing air passage. The flow direction of the compressed air is also determined according to the receiving point state of the electromagnetic valve 2 after the compressed air enters the dual-control electromagnetic valve 2, when the SOL11 end of the dual-control electromagnetic valve 2 receives power, the air flow enters an air cavity of the pushing cylinder from the air outlet hole 12 of the output air path T1, the piston in the pushing cylinder is pushed to leave the cylinder, the hood is opened, no air flows out from the air outlet hole 12 of the output air path T2 at the moment, the output air path T1 is provided with a first throttle valve 41 and a second ball valve 32, the first throttle valve 41 can control the opening speed of the hood by controlling the size of the air flow, and the second ball valve 32 can control the on-off of the air outlet hole 12 of the output air path T1; when the SOL12 end of the dual-control electromagnetic valve 2 is powered on, airflow enters the other cylinder of the pushing cylinder from the air outlet hole 12 of the output air path T2, the piston is pushed back to the cylinder, the head cover is closed, no airflow is output from the output air path T1 at the moment, the output air path T2 is provided with the second throttle valve 42 and the third ball valve 33, the second throttle valve 42 can control the air flow of the output air path T2, the closing speed of the head cover is further controlled, and the third ball valve 33 is used for controlling the on-off of the air outlet hole 12 of the output air path T2.
The utility model also provides a control method of the control mechanism of above-mentioned locomotive hood switching, include:
compressed air enters an input air path through an air inlet hole 11;
compressed air enters the filter through the ball valve, and the filtered compressed air enters the double electronic control type electromagnetic valve 2;
when one end of the double electric control type electromagnetic valve 2 is electrified, compressed air flows to one end of the opening and closing cylinder through one path of output air path, and the compressed air pushes a piston of the opening and closing cylinder to move, so that a locomotive head cover is opened; when the other end of the double electric control type electromagnetic valve 2 is electrified, compressed air flows to the opposite end of the locking cylinder through the other path of output air path, and the compressed air pushes the piston of the opening and closing cylinder to be pushed back, so that the locomotive head cover is closed.
The system perfectly meets the requirements of the rail locomotive on the space and the functionality, and has the characteristics of easiness in operation and maintenance, and the system is designed according to the idea of integration and modularization. In order to realize the opening and closing functions of the hood, a complex pneumatic circuit needs to be designed, the complex gas circuit is integrated in the base 1 by utilizing the method of processing the gas channel in the base 1 and fixing the corresponding gas valve around the valve body, the volume of the gas circuit is greatly reduced, a complex gas circuit control system is modularized, and only the routing is required to be replaced or operated during maintenance and use without considering the specific structure inside the base 1, so that the operability and the maintainability of the product are greatly improved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A control mechanism for opening and closing a locomotive hood is characterized by comprising a base, wherein one side of the base is provided with an air inlet hole, the other side of the base is provided with two independent air outlet holes, an input air path and two independent output air paths are arranged in the base, and each output air path is correspondingly communicated with one air outlet hole;
one end of the input air path is communicated with the air inlet, and the other end of the input air path is respectively communicated with the two independent output air paths through an electromagnetic valve.
2. The locomotive hood opening and closing control mechanism according to claim 1, wherein ball valves are arranged on the input air path and the two independent output air paths.
3. The locomotive hood opening and closing control mechanism according to claim 2, wherein a throttle valve is arranged on at least one of the two independent output air paths.
4. The locomotive hood opening and closing control mechanism according to claim 3, wherein a filter is arranged in the input gas path.
5. The locomotive hood opening and closing control mechanism according to claim 4, wherein the electromagnetic valve is a dual-electric-control electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220971627.1U CN217152460U (en) | 2022-04-25 | 2022-04-25 | Control mechanism for opening and closing locomotive head cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220971627.1U CN217152460U (en) | 2022-04-25 | 2022-04-25 | Control mechanism for opening and closing locomotive head cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217152460U true CN217152460U (en) | 2022-08-09 |
Family
ID=82661604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220971627.1U Active CN217152460U (en) | 2022-04-25 | 2022-04-25 | Control mechanism for opening and closing locomotive head cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217152460U (en) |
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2022
- 2022-04-25 CN CN202220971627.1U patent/CN217152460U/en active Active
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