CN218207544U - Clutch operating device with pneumatic power assistance - Google Patents
Clutch operating device with pneumatic power assistance Download PDFInfo
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- CN218207544U CN218207544U CN202222517375.8U CN202222517375U CN218207544U CN 218207544 U CN218207544 U CN 218207544U CN 202222517375 U CN202222517375 U CN 202222517375U CN 218207544 U CN218207544 U CN 218207544U
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- clutch
- booster
- mechanism assembly
- connecting rod
- valve group
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Abstract
The utility model discloses a clutch control device with pneumatic power assistance, which relates to the technical field of mechanical transmission type rail vehicle clutch control and control, and comprises a clutch control mechanism assembly, a reversing valve group, a booster mechanism assembly and a connecting rod assembly; the clutch control mechanism assembly is sequentially connected with the reversing valve group and the booster mechanism assembly through pipelines; the booster mechanism assembly comprises a rocker arm component and two groups of booster pumps which are backup to each other; the reversing valve group is used for switching between the two groups of booster pumps; one end of the connecting rod component is connected with the rocker arm component, and the other end of the connecting rod component is connected with the clutch, so that the acting force of the booster mechanism assembly is transmitted to the clutch, and the clutch is separated or combined.
Description
Technical Field
The utility model relates to a mechanical transmission class rail vehicle clutch manipulation and control technical field, specifically take pneumatic helping hand's clutch operating device specifically.
Background
Mechanical transmission type rail vehicles are also widely used in railway engineering construction. In the prior art, a mechanical transmission railcar continues to use for many years, and a clutch control assembly is composed of a pedal, a connecting rod, a return spring, a supporting seat, a connecting fork and other mechanism parts, and adopts a mechanical lever principle to realize the combination and separation functions of a clutch. The designed clutch pedal has larger stroke, is labor-consuming to operate, and has zero dispersion of the whole assembly and long consumed time. Such defects reduce the driver's feeling of clutch manipulation and are inconvenient to improve the productivity.
Disclosure of Invention
To the defect that exists among the prior art, the utility model aims to provide a take clutch controlling device of pneumatic helping hand can improve the driver greatly and realize that the clutch is controlled to the rail vehicle of mechanical transmission class and is experienced, improves the travelling comfort and the intellectuality of clutch control assembly, realizes the modularization equipment. The running safety of the railway vehicle is reliably ensured.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a clutch control device with pneumatic power assistance comprises a clutch control mechanism assembly, a reversing valve group, a booster mechanism assembly and a connecting rod assembly; the clutch control mechanism assembly is sequentially connected with the reversing valve group and the booster mechanism assembly through pipelines; the booster mechanism assembly comprises a rocker arm assembly and two groups of booster pumps; the reversing valve group is used for switching between the two groups of booster pumps; one end of the connecting rod component is connected with the rocker arm component, and the other end of the connecting rod component is connected with the clutch, so that the acting force of the booster mechanism assembly is transmitted to the clutch, and the clutch is separated or combined.
The further improvement lies in that: the clutch control mechanism assembly comprises a mounting seat, a clutch pedal mechanism and a clutch master cylinder; the clutch pedal mechanism and the clutch master cylinder are arranged on the mounting seat, and the clutch master cylinder is connected with the reversing valve group through a pipeline.
The further improvement is that: the booster pump is arranged on the booster mounting seat and is provided with an air source interface.
The further improvement is that: the emergency switch is arranged on the driving control console, connected with the reversing valve group and used for controlling the action of the reversing valve group and switching the booster pump to a normal operation oil way.
The further improvement lies in that: the hydraulic oil filling device is arranged on the reversing valve group and used for supplementing hydraulic oil lost in the clutch control mechanism assembly.
The further improvement is that: the connecting rod assembly comprises a transmission connecting rod, a rotating shaft and a connecting fork; one end of the transmission connecting rod is connected with the rocker arm assembly, and the other end of the transmission connecting rod is connected with the rotating shaft through a connecting arm; the rotating shaft is connected with the frame through the fixed seat, and a rotating arm is arranged on the rotating shaft; one end of the connecting fork is connected with the rotating arm, and the other end of the connecting fork is connected with the clutch.
The further improvement lies in that: the device also comprises a return spring, and the return spring is connected with the rotating arm.
The beneficial effects of the utility model reside in that:
the utility model discloses in be equipped with two sets of boosters and can switch over the oil circuit each other, near driver's end is equipped with trouble emergency switch, and convenient operation has improved whole security performance. The device utilizes rail vehicle air supply can realize the helping hand of clutch and control, improves the driver and controls the impression to driving of whole car. The device can realize the modularization equipment, can improve production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a pneumatic power-assisted clutch operating device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a pneumatic clutch actuator according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a clutch operating mechanism assembly according to a first embodiment of the present invention;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic view of a booster mechanism assembly according to an embodiment of the present invention;
FIG. 6 is a side view of FIG. 5;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a schematic view of a connecting rod assembly according to an embodiment of the present invention;
FIG. 9 is a side view of FIG. 8;
fig. 10 is a schematic structural view of a pneumatic power-assisted clutch control device according to a second embodiment of the present invention;
fig. 11 is a schematic diagram of a pneumatic power-assisted clutch control device according to a second embodiment of the present invention.
Reference numerals are as follows:
1-clutch control mechanism assembly; 11-a clutch pedal mechanism; 12-a mounting seat; 13-clutch master cylinder;
2-pipeline;
3-a reversing valve group; 31-an emergency switch;
4-booster mechanism assembly; 41-booster mounting seat; 42-a booster pump; 43-gas source interface; 44-a rocker arm assembly;
5-a connecting rod assembly; 51-a drive link; 52-a rotating shaft; 53-fixed seat; 54-a connecting arm; 55-rotating arm; 56-a clevis; 57-a return spring;
6-oiling device.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary by referring to the drawings, are intended to explain the present invention, and should not be construed as limiting the present invention.
Example one
Referring to fig. 1 and 2, an embodiment of the present invention provides a clutch operating device with pneumatic power assistance, which is suitable for a single-ended console, and includes a clutch operating mechanism assembly 1, a reversing valve set 3, a booster mechanism assembly 4, and a connecting rod assembly 5;
referring to fig. 3 and 4, the clutch control mechanism assembly 1 is connected with the reversing valve group 3 and the booster mechanism assembly 4 in sequence through a pipeline 2; specifically, the clutch control mechanism assembly 1 comprises a mounting seat 12, a clutch pedal mechanism 11 and a clutch master cylinder 13; the clutch pedal mechanism 11 and the clutch master cylinder 13 are arranged on the mounting base 12, and the clutch master cylinder 13 is connected with the reversing valve group 3 through the pipeline 2.
Referring to fig. 5 to 7, the booster mechanism assembly 4 includes a rocker arm assembly 44 and two sets of booster pumps 42 which are backup to each other; one booster pump oil circuit is the off-state all the time, and another booster pump normal work provides emergent guarantee for the vehicle operation. Specifically, the booster pump 42 is provided on the booster mount 41, and the booster pump 42 is provided with an air supply port 43.
The reversing valve group 3 is used for switching between the two groups of booster pumps 42; specifically, the emergency control system further comprises an emergency switch 31, wherein the emergency switch 31 is arranged on the driving control console and connected with the reversing valve group 3, and is used for controlling the action of the reversing valve group 3 and switching the booster pump 42 to a normal operation oil way. The hydraulic clutch control mechanism further comprises an oil filling device 6, wherein the oil filling device 6 is arranged on the reversing valve group 3 and used for supplementing hydraulic oil lost in the clutch control mechanism assembly 1.
The embodiment of the utility model provides a theory of operation does:
when a driver treads the clutch pedal mechanism, the clutch pedal mechanism of the clutch control mechanism assembly pushes a piston in the clutch master cylinder to eject hydraulic oil in the clutch master cylinder out, the hydraulic oil enters a booster pump corresponding to the booster mechanism assembly through the reversing valve group, the oil quantity entering the booster pump is increased along with the increase of the stroke of the clutch pedal mechanism, the oil pressure is increased along with the increase of the stroke, an air cylinder air inlet valve in the booster pump is opened, compressed air from a railway vehicle pushes a cylinder piston in the booster pump to move, and a clutch rocker arm is pushed to rotate through the booster pump ejector rod and the connecting rod assembly to separate a clutch; when the clutch pedal mechanism is released, the oil pressure in the booster pump is reduced, the booster pump is reversely pushed through the connecting rod assembly and the booster pump ejector rod under the action of the reset force of the clutch, the air inlet valve of the cylinder in the booster pump is closed, the compressed air in the cylinder is exhausted through the exhaust valve, meanwhile, the hydraulic oil in the booster pump is pushed back to the clutch master cylinder, and the clutch is recombined.
Two booster pumps in the booster mechanism assembly are mutually standby, an oil path of one booster pump is always in a disconnected state, and the other booster works normally. When the booster pump fails, the emergency switch is operated to control the reversing electromagnetic valve to act, and the booster pump is switched to a normal operation oil way;
an oil filling device is arranged near the electromagnetic valve group on the frame, so that hydraulic oil lost in the clutch master cylinder can be conveniently replenished.
Referring to fig. 8 and 9, one end of the link assembly 5 is connected to the rocker arm assembly 44, and the other end of the link assembly 5 is connected to the clutch, for transmitting the force of the booster mechanism assembly 4 to the clutch, so that the clutch is disengaged or engaged. Specifically, the connecting rod assembly 5 comprises a transmission connecting rod 51, a rotating shaft 52 and a connecting fork 56; one end of the transmission connecting rod 51 is connected with the rocker arm assembly 44, and the other end of the transmission connecting rod 51 is connected with the rotating shaft 52 through the connecting arm 54; the rotating shaft 52 is connected with the frame through a fixed seat 53, and a rotating arm 55 is arranged on the rotating shaft 52; one end of the clevis 56 is connected to the swivel arm 55, and the other end of the clevis 56 is connected to the clutch. A return spring 57 is also included, the return spring 57 being connected to the swivel arm 55.
Example two
Referring to fig. 10 and 11, an embodiment of the present invention provides a clutch operating device with pneumatic power assistance, which is suitable for a dual-end console, and the structure of the embodiment is substantially the same as that of the first embodiment, except that in the embodiment, two clutch operating mechanism assemblies 1 are provided, and are respectively connected to a reversing valve set 3 through a pipeline 2.
The embodiment of the utility model provides a theory of operation does:
when a driver treads the clutch pedal mechanism, the clutch pedal mechanism of the clutch control mechanism assembly pushes a piston in the clutch master cylinder to eject hydraulic oil in the clutch master cylinder out, the hydraulic oil enters a booster pump corresponding to the booster mechanism assembly through the reversing valve group, the oil quantity entering the booster pump is increased along with the increase of the stroke of the clutch pedal mechanism, the oil pressure is increased along with the increase of the stroke, an air cylinder air inlet valve in the booster pump is opened, compressed air from a railway vehicle pushes a cylinder piston in the booster pump to move, and a clutch rocker arm is pushed to rotate through the booster pump ejector rod and the connecting rod assembly to separate a clutch; when the clutch pedal mechanism is released, the oil pressure in the booster pump is reduced, the booster pump is reversely pushed through the connecting rod assembly and the booster pump ejector rod under the action of the reset force of the clutch, the air inlet valve of the cylinder in the booster pump is closed, the compressed air in the cylinder is exhausted through the exhaust valve, meanwhile, the hydraulic oil in the booster pump is pushed back to the clutch master cylinder, and the clutch is recombined.
The clutch master cylinder can be communicated with an oil path of any one booster pump in the booster mechanism assembly through the reversing valve group, the clutch master cylinders at two ends respectively correspond to different booster pumps under the normal working condition, when the clutch control mechanism at one end breaks down, the emergency switch at the end is turned on, the electromagnetic valve of the reversing valve group is electrified, the oil paths of the clutch master cylinders at two ends and the booster pumps are exchanged, the clutch control mechanism at one end can still carry out clutch control when the clutch control mechanism at one end breaks down, and a vehicle can be driven to a safety zone for maintenance. The scheme is designed to improve the safety of the whole system.
An oil filling device is arranged near the electromagnetic valve group on the frame, so that hydraulic oil lost in the clutch master cylinder can be conveniently supplemented.
In the description of the specification, references to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and the schematic representation of the term in this specification does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.
Claims (7)
1. The utility model provides a take pneumatic helping hand's clutch controlling device, includes separation and reunion operating mechanism assembly (1), its characterized in that: the booster is characterized by also comprising a reversing valve group (3), a booster mechanism assembly (4) and a connecting rod component (5);
the clutch control mechanism assembly (1) is sequentially connected with the reversing valve group (3) and the booster mechanism assembly (4) through a pipeline (2);
the booster mechanism assembly (4) comprises a rocker arm component (44) and two groups of booster pumps (42);
the reversing valve group (3) is used for switching between two groups of booster pumps (42);
one end of the connecting rod component (5) is connected with the rocker arm component (44), and the other end of the connecting rod component (5) is connected with the clutch, so that the acting force of the booster mechanism assembly (4) is transmitted to the clutch, and the clutch is separated or combined.
2. The pneumatically assisted clutch operating device according to claim 1, wherein: the clutch control mechanism assembly (1) comprises a mounting seat (12), a clutch pedal mechanism (11) and a clutch master cylinder (13); the clutch pedal mechanism (11) and the clutch master cylinder (13) are arranged on the mounting seat (12), and the clutch master cylinder (13) is connected with the reversing valve group (3) through a pipeline (2).
3. The pneumatically assisted clutch operating device according to claim 1, wherein: the booster pump (42) is arranged on the booster mounting seat (41), and the booster pump (42) is provided with an air source interface (43).
4. The pneumatically assisted clutch operating device according to claim 1, wherein: the hydraulic control system is characterized by further comprising an emergency switch (31), wherein the emergency switch (31) is arranged on the driving control console, is connected with the reversing valve group (3) and is used for controlling the action of the reversing valve group (3) and switching the booster pump (42) to a normal operation oil way.
5. The pneumatically assisted clutch operating device according to claim 1, wherein: the hydraulic oil filling device is characterized by further comprising an oil filling device (6), wherein the oil filling device (6) is arranged on the reversing valve group (3) and used for supplementing lost hydraulic oil in the clutch operating mechanism assembly (1).
6. The pneumatically assisted clutch operating device according to claim 1, wherein: the connecting rod assembly (5) comprises a transmission connecting rod (51), a rotating shaft (52) and a connecting fork (56); one end of the transmission connecting rod (51) is connected with the rocker arm assembly (44), and the other end of the transmission connecting rod (51) is connected with the rotating shaft (52) through a connecting arm (54); the rotating shaft (52) is connected with the frame through a fixed seat (53), and a rotating arm (55) is arranged on the rotating shaft (52); one end of the connecting fork (56) is connected with the rotating arm (55), and the other end of the connecting fork (56) is connected with the clutch.
7. The pneumatically assisted clutch operating device of claim 6, wherein: the hydraulic lifting device further comprises a return spring (57), and the return spring (57) is connected with the rotating arm (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222517375.8U CN218207544U (en) | 2022-09-22 | 2022-09-22 | Clutch operating device with pneumatic power assistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222517375.8U CN218207544U (en) | 2022-09-22 | 2022-09-22 | Clutch operating device with pneumatic power assistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218207544U true CN218207544U (en) | 2023-01-03 |
Family
ID=84636679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222517375.8U Active CN218207544U (en) | 2022-09-22 | 2022-09-22 | Clutch operating device with pneumatic power assistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218207544U (en) |
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2022
- 2022-09-22 CN CN202222517375.8U patent/CN218207544U/en active Active
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