CN112224233A - Braking system for shield tunneling machine service train - Google Patents
Braking system for shield tunneling machine service train Download PDFInfo
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- CN112224233A CN112224233A CN202011066393.8A CN202011066393A CN112224233A CN 112224233 A CN112224233 A CN 112224233A CN 202011066393 A CN202011066393 A CN 202011066393A CN 112224233 A CN112224233 A CN 112224233A
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- wheel
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- 230000005641 tunneling Effects 0.000 title claims abstract description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000969 carrier Substances 0.000 description 3
- 230000003137 locomotive effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H11/00—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types
- B61H11/06—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types of hydrostatic, hydrodynamic, or aerodynamic brakes
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a braking system for a shield tunneling machine service train, which comprises a wheel frame, a first braking cylinder and a second braking cylinder, wherein wheels are arranged at two ends of the wheel frame, a cylinder barrel of the first braking cylinder is closed on the wheel frame through a bolt, a piston rod of the first braking cylinder is hinged to one end of a first rotating rod through a first joint, the other end of the first rotating rod is hinged to the wheel frame, a first brake shoe is hinged to the first rotating rod, and the first brake shoe corresponds to one of the wheels; the cylinder barrel of the second brake cylinder is closed on the wheel frame through a bolt, a piston rod of the second brake cylinder is hinged to one end of a second rotating rod through a second joint, the other end of the second rotating rod is hinged to the wheel frame, a second brake shoe is hinged to the second rotating rod, and the second brake shoe corresponds to another wheel. The braking system has the advantages of high response speed, good braking effect and high efficiency, and ensures the driving safety.
Description
Technical Field
The invention belongs to the technical field of electric locomotive brake systems, and particularly relates to a brake system for a shield tunneling machine service train.
Background
The electric locomotive has the advantages of large starting traction force, good starting rapidity, wide speed regulation range, stable operation, safe and reliable electric braking, air braking and the like, and is widely applied to the transportation of soil and rock debris in tunnel engineering construction. The structure of the vehicle generally comprises a vehicle body, a direct current traction motor, a wheel set box, a braking system, a battery and the like. The direct current traction motor works in a series excitation mode, and the motor is controlled through a resistance speed regulation cam controller or a direct current chopping controller, so that the control of starting, running and the like of the electric locomotive is realized, and the braking adopts a mechanical braking mode. At present, the response speed and the braking effect of the existing shield machine service train braking system are poor.
Disclosure of Invention
Aiming at the problems, the invention provides a braking system for a shield machine service train, which has high response speed and good braking effect.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme.
According to one embodiment of the invention, the braking system for the shield tunneling machine service train is characterized by comprising a wheel frame, a first braking cylinder and a second braking cylinder, wherein wheels are arranged at two ends of the wheel frame, a cylinder barrel of the first braking cylinder is closed on the wheel frame through a bolt, a piston rod of the first braking cylinder is hinged to one end of a first rotating rod through a first joint, the other end of the first rotating rod is hinged to the wheel frame, a first brake shoe is hinged to the first rotating rod, and the first brake shoe corresponds to one of the wheels; the cylinder barrel of the second brake cylinder is closed on the wheel frame through a bolt, a piston rod of the second brake cylinder is hinged to one end of a second rotating rod through a second joint, the other end of the second rotating rod is hinged to the wheel frame, a second brake shoe is hinged to the second rotating rod, and the second brake shoe corresponds to another wheel.
According to the braking system for the shield tunneling machine service train, provided by the above one embodiment of the present invention, wheels are provided at both ends of the wheel frame, the first brake cylinder and the second brake cylinder are correspondingly provided at positions of the wheel frame close to the corresponding wheels, respectively, and a first horizontal plate and a second horizontal plate parallel to each other are sequentially provided below the first brake cylinder and the second brake cylinder of the wheel frame.
According to the braking system for the shield tunneling machine service train, the braking system is characterized in that the wheel frames comprise two groups, and two corresponding wheels are fixed on the corresponding wheel frames through wheel shafts.
According to the braking system for the shield tunneling machine service train, provided by the embodiment of the invention, the braking system is characterized in that a fixed frame is further arranged between the two wheel shafts of the two wheel frames, a bogie is arranged on the fixed frame, and supporting frames are arranged on the two sides of the fixed frame, which are positioned on the bogie.
According to the braking system for the shield tunneling machine service train, provided by the embodiment of the invention, the bogie is fixed on the fixing frame through bolts.
According to the braking system for the shield tunneling machine service train, provided by the embodiment of the invention, the fixing frame is inserted between the first horizontal plate and the second horizontal plate and is fixed between the first horizontal plate and the second horizontal plate of the two wheel frames through bolts, and a spring is further fixed between the fixing frame and the first horizontal plate and the second horizontal plate of the two wheel frames.
By the technical scheme, the invention at least has the following advantages: the braking system for the shield tunneling machine service train has the advantages of high response speed and good braking effect, effectively improves the braking efficiency of driving and parking, and ensures the driving safety.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of a braking system for a shield tunneling machine service train according to an embodiment of the present invention;
figure 2 is a cross-sectional view of a wheel frame of a braking system for a shield tunneling machine service train of one embodiment of the present invention.
The reference numbers in the drawings are as follows: a wheel frame-1; a first brake cylinder-2; a second brake cylinder-3; a fixed frame-4; bogie-5; a support frame-6; a spring-7; a wheel-11; a wheel axle-12; a first horizontal plate-13; a second horizontal plate-14; a first joint-21; a first rotating rod-22; a first brake shoe-23; a second joint-31; a second rotatable shaft-32; a second shoe-33.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, the preferred embodiment of the present invention provides a brake system for a shield tunneling machine service train, which comprises a wheel frame 1, wherein two identical wheel frames 1 are provided in a complete brake system, and wheels 11 are provided at both ends of each wheel frame 1. The respective wheels 11 of the two wheel carriers 1 are connected to one another by wheel axles 12 and the wheels 11 are fixed in position on the respective wheel carriers 1.
A first brake cylinder 2 and a second brake cylinder 3 are provided on each of the two wheel frames 1. The first brake cylinder 2 and the second brake cylinder 3 are correspondingly arranged above the wheel frame 1. Specifically, the cylinder of the first brake cylinder 2 is coupled to the wheel frame 1 by a bolt, the piston rod of the first brake cylinder 2 is hinged to one end of a first rotating rod 22 by a first joint 21, and the other end of the first rotating rod 22 is hinged to the wheel frame 1. The first rotation rod 22 is also hinged with a first brake shoe 23, the first brake shoe 23 corresponding to the corresponding wheel 11. The cylinder barrel of the second brake cylinder 3 is combined on the wheel frame 1 through a bolt, the piston rod of the second brake cylinder 3 is hinged at one end of a second rotating rod 32 through a second joint 31, and the other end of the second rotating rod 32 is hinged on the wheel frame 1. The second rotating rod 32 is also hinged with a second shoe 33, the second shoe 33 corresponding to the corresponding wheel 11.
Specifically, the first brake cylinder 2 and the second brake cylinder 3 are correspondingly disposed at positions of the wheel frame 1 near the corresponding wheels 11, respectively. The wheel frame 1 is provided with a first horizontal plate 13 and a second horizontal plate 14 which are parallel to each other in sequence below the first brake cylinder 2 and the second brake cylinder 3. The two wheel carriers 1 are also provided with a fixing frame 4 at a location between the two wheel axles 12. The fixed frame 4 is provided with a bogie 5. The two sides of the fixed frame 4, which are positioned on the bogie 5, are provided with support frames 6. The bogie 5 is fixed to the fixed frame 4 by bolts. The fixed frame 4 is inserted between the first horizontal plate 13 and the second horizontal plate 14 and is fixed between the first horizontal plate 13 and the second horizontal plate 14 of the two wheel frames 1 by bolts. Springs 7 are also fixed between the fixed frame 4 and the first and second horizontal plates 13 and 14 of the two wheel frames 1.
According to the above, the working principle of the brake system of the invention is as follows: during specific use, when the vehicle is braked, the air source supplies air, the first brake cylinder 2 and the second brake cylinder 3 simultaneously act, the first brake cylinder 2 drives the first rotating rod 22 to act through the first joint 21, the first rotating rod 22 drives the first brake shoe 23 on the first rotating rod 22 to move by taking the hinge shaft of the wheel frame 1 as a pivot, and the first brake shoe 23 is close to the wheel 11. The second brake cylinder 3 drives the second rotating rod 32 to move through the second joint 31, the second rotating rod 32 drives the second brake shoe 33 on the second rotating rod 32 to move with the hinge shaft of the wheel frame 1 as a pivot, and the second brake shoe 33 is close to the wheel 11. When the vehicle is parked, the air source is cut off, the first brake cylinder 2 is reset by a spring in the cylinder, the piston rod drives the first rotating rod 22 to act through the first joint 21, the first rotating rod 22 drives the first brake shoe 23 on the first rotating rod 22 to move by taking a hinged shaft of the wheel frame 1 as a pivot, and the first brake shoe 23 is close to the wheel 11. The second brake cylinder 3 drives the second rotating rod 32 to move through the second joint 31, the second rotating rod 32 drives the second brake shoe 33 on the second rotating rod 32 to move with the hinge shaft of the wheel frame 1 as a pivot, and the second brake shoe 33 is far away from the wheel 11.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A braking system for a shield tunneling machine service train is characterized by comprising a wheel frame, a first braking cylinder and a second braking cylinder, wherein wheels are arranged at two ends of the wheel frame, a cylinder barrel of the first braking cylinder is combined on the wheel frame through a bolt, a piston rod of the first braking cylinder is hinged to one end of a first rotating rod through a first joint, the other end of the first rotating rod is hinged to the wheel frame, a first brake shoe is hinged to the first rotating rod, and the first brake shoe corresponds to one of the wheels; the cylinder barrel of the second brake cylinder is closed on the wheel frame through a bolt, a piston rod of the second brake cylinder is hinged to one end of a second rotating rod through a second joint, the other end of the second rotating rod is hinged to the wheel frame, a second brake shoe is hinged to the second rotating rod, and the second brake shoe corresponds to another wheel.
2. The brake system for a shield tunneling machine service train according to claim 1, wherein wheels are provided at both ends of the wheel frame, the first brake cylinder and the second brake cylinder are correspondingly provided at positions of the wheel frame close to the corresponding wheels, respectively, and a first horizontal plate and a second horizontal plate parallel to each other are sequentially provided below the first brake cylinder and the second brake cylinder.
3. The brake system for a shield tunneling machine service train according to claim 2, wherein the wheel frames comprise two sets, and wherein two corresponding wheels are fixed to the corresponding wheel frames through wheel shafts.
4. The brake system for a shield tunneling machine service train according to claim 3, wherein a fixed frame is further provided between the two wheel axles of the two wheel frames, the fixed frame is provided with a bogie, and support frames are provided on both sides of the fixed frame on the bogie.
5. The brake system for a shield tunneling machine service train according to claim 4, wherein the bogie is bolted to the fixed frame.
6. The brake system for a shield tunneling machine service train according to claim 4, wherein the fixed frame is inserted between the first and second horizontal plates and is fixed between the first and second horizontal plates of the two wheel frames by bolts, and a spring is further fixed between the fixed frame and the first and second horizontal plates of the two wheel frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011066393.8A CN112224233A (en) | 2020-09-30 | 2020-09-30 | Braking system for shield tunneling machine service train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011066393.8A CN112224233A (en) | 2020-09-30 | 2020-09-30 | Braking system for shield tunneling machine service train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112224233A true CN112224233A (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011066393.8A Pending CN112224233A (en) | 2020-09-30 | 2020-09-30 | Braking system for shield tunneling machine service train |
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| Country | Link |
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| CN (1) | CN112224233A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010023743A (en) * | 2008-07-23 | 2010-02-04 | Nippon Sharyo Seizo Kaisha Ltd | Railroad vehicle |
| CN102490744A (en) * | 2011-12-09 | 2012-06-13 | 中铁隧道装备制造有限公司 | Tunnel industrial and mining locomotive bogie |
| CN207449921U (en) * | 2017-11-21 | 2018-06-05 | 中铁二十局集团西安工程机械有限公司 | A kind of adjustable brake apparatus of automobile-used braking distance of shield-tunneling construction dregs |
| CN108819976A (en) * | 2018-08-25 | 2018-11-16 | 中铁长安重工有限公司 | A kind of tunnel traction engine |
| CN208393382U (en) * | 2018-03-16 | 2019-01-18 | 湖北晨风轨道装备股份有限公司 | A kind of electric traction locomotive bogie |
| CN109677428A (en) * | 2018-12-21 | 2019-04-26 | 湘电重型装备有限公司 | Tunnel Engineering heavy haul train and its electric braking and air damping method |
| CN214138534U (en) * | 2020-09-30 | 2021-09-07 | 江苏凯宫隧道机械有限公司 | Braking system for shield tunneling machine service train |
-
2020
- 2020-09-30 CN CN202011066393.8A patent/CN112224233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010023743A (en) * | 2008-07-23 | 2010-02-04 | Nippon Sharyo Seizo Kaisha Ltd | Railroad vehicle |
| CN102490744A (en) * | 2011-12-09 | 2012-06-13 | 中铁隧道装备制造有限公司 | Tunnel industrial and mining locomotive bogie |
| CN207449921U (en) * | 2017-11-21 | 2018-06-05 | 中铁二十局集团西安工程机械有限公司 | A kind of adjustable brake apparatus of automobile-used braking distance of shield-tunneling construction dregs |
| CN208393382U (en) * | 2018-03-16 | 2019-01-18 | 湖北晨风轨道装备股份有限公司 | A kind of electric traction locomotive bogie |
| CN108819976A (en) * | 2018-08-25 | 2018-11-16 | 中铁长安重工有限公司 | A kind of tunnel traction engine |
| CN109677428A (en) * | 2018-12-21 | 2019-04-26 | 湘电重型装备有限公司 | Tunnel Engineering heavy haul train and its electric braking and air damping method |
| CN214138534U (en) * | 2020-09-30 | 2021-09-07 | 江苏凯宫隧道机械有限公司 | Braking system for shield tunneling machine service train |
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