CN113276902A - Brake device for small flat car of track line - Google Patents
Brake device for small flat car of track line Download PDFInfo
- Publication number
- CN113276902A CN113276902A CN202110710811.0A CN202110710811A CN113276902A CN 113276902 A CN113276902 A CN 113276902A CN 202110710811 A CN202110710811 A CN 202110710811A CN 113276902 A CN113276902 A CN 113276902A
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- Prior art keywords
- frame
- rod
- spring connecting
- transmission rod
- brake
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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
- B61H1/00—Applications or arrangements of brakes with a braking member or members co-operating with the periphery of the wheel rim, a drum, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
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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
- B61H13/00—Actuating rail vehicle brakes
- B61H13/20—Transmitting mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a brake device for a small flatcar of a track line, belonging to a brake device of a construction track vehicle; it comprises a frame; a wheel pair is arranged at the bottom of the frame; a transmission mechanism and a brake mechanism are arranged on the frame; the transmission mechanism comprises a supporting seat arranged at the end part of the frame; one side of the transmission rod is hinged on the supporting seat; the push rod is arranged at the top of the transmission rod; the braking mechanism comprises a brake pad which is arranged opposite to the roller on the wheel pair; one end of the brake pad support is connected to the brake pad, and the other end of the brake pad support is connected with the transmission rod; a spring connecting sheet II and a spring connecting sheet I are respectively arranged at the bottom of the frame and the side wall of the transmission rod; a spring is arranged between the spring connecting sheet II and the spring connecting sheet I; the invention effectively solves the problems of low efficiency, high operation risk, high vehicle sliding probability and incapability of standardized operation when the trolley used in the conventional rail transit line construction is braked.
Description
Technical Field
The invention relates to the technical field of construction rail vehicle braking devices, in particular to a braking device for a small flat car of a rail line.
Background
The small flat car used on the construction working face of the urban rail transit track line is mainly decelerated and braked by the action of pulling or pushing by manpower in the use and running process, has low braking efficiency, high operation risk and high car sliding probability, has certain safety risk and is difficult to realize standardized operation.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the brake device for the small flatcar on the track line is provided to solve the problems that when the small flatcar used in the construction of the conventional track traffic line is braked, the efficiency is low, the operation risk is high, the car sliding probability is high, and the standardized operation cannot be realized.
In order to solve the problems, the invention provides the following technical scheme:
a brake device used for a track line small flat car; it comprises a frame; a wheel pair is arranged at the bottom of the frame; a transmission mechanism and a brake mechanism are arranged on the frame;
the transmission mechanism comprises a supporting seat arranged at the end part of the frame; one side of the transmission rod is hinged on the supporting seat; the push rod is arranged at the top of the transmission rod;
the braking mechanism comprises a brake pad which is arranged opposite to the roller on the wheel pair; one end of the brake pad support is connected to the brake pad, and the other end of the brake pad support is connected with the transmission rod; a spring connecting sheet II and a spring connecting sheet I are respectively arranged at the bottom of the frame and the side wall of the transmission rod; a spring is arranged between the spring connecting piece II and the spring connecting piece I.
Preferably, the number of the wheel pairs, the transmission mechanism and the braking mechanism is two, and the two pairs of wheel pairs, the transmission mechanism and the braking mechanism are respectively arranged on the front side and the rear side of the frame.
Preferably, the number of the supporting seats arranged on the unilateral frame is two, and the mounting positions of the two supports are opposite to the positions of the rollers on the wheel pair; the supporting seat is of an ear plate structure, and the top of the transmission rod is hinged between two clamping plates of the supporting seat.
Preferably, the transmission rod is of an L-shaped folding rod structure, the first spring connecting piece is arranged in parallel to a bottom rod of the transmission rod, and the upper part of the transmission rod is of a hollow structure; the push rod is inserted on the transmission rod.
Preferably, the push rod is a U-shaped rod, two sides of the U-shaped rod are respectively detachably inserted into the two transmission rods for installation, and the middle cross rod of the U-shaped rod is arranged above the frame.
Preferably, the braking mechanism further comprises a bolt support and a limiting bolt; the bolt support is a plate-shaped cantilever structure fixedly mounted at the bottom of the frame, and one end of the limiting bolt penetrates through the bolt support and is arranged opposite to the transmission rod.
Preferably, the wheel shaft on the wheel pair is installed on the frame through a fixed support, and the installation height of the top of the fixed support is greater than that of the roller; the mounting width of the wheel shaft and the roller does not exceed the width of the frame; the spring connecting sheet II is arranged at the position of the frame above the roller; and the second spring connecting piece and the first spring connecting piece are positioned on the same horizontal plane.
Preferably, the included angle between the spring connected between the second spring connecting sheet and the first spring connecting sheet and the horizontal plane is not less than 30 degrees.
The invention has the beneficial effects that:
according to the structural characteristics of the brake device used by the small flatcar on the track line, under the condition that the small flatcar slides, the spring provides tension to enable the brake pad to be in contact with the wheel pair to generate friction force, and automatic braking is realized; the friction force is greater under the condition that manpower is involved and the reverse pulling force of the sliding direction is provided, and the braking efficiency is improved. After braking, under the condition that manpower intervenes and positive thrust is provided, braking is relieved, and the running of the small flat car is realized. The brake device effectively solves the problem that the conventional line flat car is difficult to brake, and has the characteristics of simple structure, low cost and convenience in operation.
Drawings
FIG. 1 is a schematic view of the apparatus of the present embodiment;
FIG. 2 is a schematic structural view of a transmission mechanism on the right side frame in the present embodiment;
FIG. 3 is a schematic structural view of a brake mechanism on the right side frame in the present embodiment;
FIG. 4 is a schematic structural view of the wheel pair in the present embodiment;
description of reference numerals: 1. the brake device comprises a transmission mechanism, 1-1 parts of a support seat, 1-2 parts of a transmission rod, 1-3 parts of a push rod, 2 parts of a brake mechanism, 2-1 parts of a brake pad support, 2-2 parts of a brake pad, 2-3 parts of a limiting bolt, 2-4 parts of a bolt support, 2-5 parts of a spring connecting sheet I, 2-6 parts of a spring connecting sheet II, 3 parts of a frame, 4 parts of a wheel pair, 4-1 parts of a roller, 4-2 wheel shafts, 4-3 parts of a fixed support.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example (b):
referring to fig. 1, the present embodiment provides a brake device for a small flatcar on a track; it comprises a frame 3; the bottom of the frame 3 is provided with a wheel pair 4; a transmission mechanism 1 and a brake mechanism 2 are arranged on the frame 3;
the transmission mechanism 1 comprises a supporting seat 1-1 arranged at the end part of the frame 3; one side of the transmission rod 1-2 is hinged on the supporting seat 1-1; the push rod 1-3 is arranged at the top of the transmission rod 1-2;
the brake mechanism 2 comprises a brake pad 2-2 which is arranged opposite to a roller 4-1 on the wheel pair 4; one end of the brake block support 2-1 is connected to the brake block 2-2, and the other end is connected with the transmission rod 1-2; a spring connecting sheet II 2-6 and a spring connecting sheet I2-5 are respectively arranged at the bottom of the frame 3 and the side wall of the transmission rod 1-2; a spring is arranged between the spring connecting piece 2-6 and the spring connecting piece 2-5.
The number of the wheel pairs 4, the transmission mechanism 1 and the braking mechanism 2 is two, and the two pairs are respectively arranged at the front side and the rear side of the frame 3. The transmission mechanism and the brake mechanism which are arranged in pairs are beneficial to respectively operating the two ends of the trolley, and the use convenience of the device is improved.
The number of the supporting seats 1-1 arranged on the unilateral frame 3 is two, and the mounting positions of the two supporting seats 1-1 are opposite to the positions of the rollers 4-1 on the wheel pair 4; the supporting seat 1-1 is of a lug plate structure, and the top of the transmission rod 1-2 is hinged and installed between two clamping plates of the supporting seat 1-1. The double-side push rods corresponding to the double supporting seats can provide a more stable force application effect for the trolley, and ensure that a worker saves more labor in the movement process of the operating device
The transmission rod 1-2 is of an L-shaped folding rod structure, the spring connecting piece I2-5 is arranged in parallel to the bottom side rod of the transmission rod 1-2, and the upper part of the transmission rod 1-2 is of a hollow structure; the push rod 1-3 is inserted on the transmission rod 1-2. The push rod 1-3 is a U-shaped rod, two sides of the U-shaped rod are respectively detachably inserted into the two transmission rods 1-2 for installation, and the middle cross rod of the U-shaped rod is arranged above the frame 3. The detachable U-shaped push rod 1-3 can be matched with a bilateral transmission mechanism for use.
The brake mechanism 2 also comprises a bolt support 2-4 and a limit bolt 2-3; the bolt support 2-4 is a plate-shaped cantilever structure fixedly mounted at the bottom of the frame, and one end of the limiting bolt 2-3 penetrates through the bolt support 2-4 and is arranged opposite to the transmission rod 1-2. The supporting seat 1-1, the spring connecting sheet I2-5 and the limiting bolt support 2-4 are welded and fixed on the frame
A wheel shaft 4-2 on the wheel pair 4 is arranged on the frame 3 through a fixed bracket 4-3, and the mounting height of the top of the fixed bracket 4-3 is greater than that of the roller 4-1; the installation width of the wheel shaft 4-2 and the roller 4-1 does not exceed the width of the frame 3; the spring connecting piece II 2-6 is arranged at the position of the frame 3 above the roller 4-1; and the spring connecting piece 2-6 and the spring connecting piece 2-5 are positioned on the same horizontal plane. In the embodiment, the roller 4-1 is connected with the wheel shaft 4-2 through a bearing, the wheel shaft 4-2 is connected with the frame 3 through the fixing support 4-3 through a bolt, and meanwhile, a steel plate is additionally welded in the fixing support 4-3 to improve the stability of the device.
The included angle between the spring connected between the spring connecting piece II 2-6 and the spring connecting piece I2-5 and the horizontal plane is not less than 30 degrees.
When the device disclosed by the embodiment of the invention is used, the following operation method can be adopted:
when the detachable push rod 1-3 is manually pushed to enable the small railway flat car to run forwards, the limit bolt 2-3 effectively controls the relative distance between the brake pad 2-2 and the wheel pair 4, so that the small railway flat car is not consumed by the energy of the brake mechanism 2 in the running process. When the small line flatcar needs braking, the push rod 1-3 is manually and slightly pulled reversely, so that the force transmission rod 1-2 can rotate clockwise, the brake friction plate 2-2 is driven to contact the wheel pair 4, braking is achieved, if the driving direction of the small line flatcar is changed, the detachable push rod 1-3 can be taken out and installed into the force transmission rod 1-2 on the other side, and flexible changing of the driving direction of the small line flatcar is achieved.
In the operation process, if the small flat car slips, the spring provides tension to enable the brake pad to be in contact with the wheel pair, and the small flat car is braked by friction force.
The above description is only an example of the specific embodiments of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art can easily find out the modifications or alterations within the technical scope of the present disclosure, which should be covered by the protection scope of the present disclosure. For this reason, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. A brake device for a track line small flatcar comprises a frame (3); a wheel pair (4) is arranged at the bottom of the frame (3); the method is characterized in that: a transmission mechanism (1) and a brake mechanism (2) are arranged on the frame (3);
the transmission mechanism (1) comprises a supporting seat (1-1) arranged at the end part of the frame (3); one side of the transmission rod (1-2) is hinged on the supporting seat (1-1); the push rod (1-3) is arranged at the top of the transmission rod (1-2);
the brake mechanism (2) comprises a brake pad (2-2) which is arranged opposite to a roller (4-1) on the wheel pair (4); one end of the brake block support (2-1) is connected to the brake block (2-2), and the other end is connected with the transmission rod (1-2); a spring connecting sheet II (2-6) and a spring connecting sheet I (2-5) are respectively arranged at the bottom of the frame (3) and the side wall of the transmission rod (1-2); a spring is arranged between the spring connecting piece II (2-6) and the spring connecting piece I (2-5).
2. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the number of the wheel pairs (4), the transmission mechanism (1) and the braking mechanism (2) is two, and the two pairs are respectively arranged on the front side and the rear side of the frame (3).
3. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the number of the supporting seats (1-1) arranged on the unilateral vehicle frame (3) is two, and the mounting positions of the two supporting seats (1-1) are opposite to the positions of the rollers (4-1) on the wheel pair (4); the supporting seat (1-1) is of a lug plate structure, and the top of the transmission rod (1-2) is hinged and installed between two clamping plates of the supporting seat (1-1).
4. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the transmission rod (1-2) is of an L-shaped folding rod structure, the spring connecting piece I (2-5) is arranged in parallel to the bottom side rod of the transmission rod (1-2), and the upper part of the transmission rod (1-2) is of a hollow structure; the push rod (1-3) is inserted on the transmission rod (1-2).
5. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the push rod (1-3) is a U-shaped rod, two sides of the U-shaped rod are respectively detachably inserted into the two transmission rods (1-2) for installation, and the middle cross rod of the U-shaped rod is arranged above the frame (3).
6. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the brake mechanism (2) also comprises a bolt support (2-4) and a limit bolt (2-3); the bolt support (2-4) is a plate-shaped cantilever structure fixedly mounted at the bottom of the frame, and one end of the limiting bolt (2-3) penetrates through the bolt support (2-4) and is arranged opposite to the transmission rod (1-2).
7. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the wheel shaft (4-2) on the wheel pair (4) is installed on the frame (3) through a fixing support (4-3), and the installation height of the top of the fixing support (4-3) is larger than that of the roller (4-1); the mounting width of the wheel shaft (4-2) and the roller (4-1) does not exceed the width of the frame (3); the spring connecting piece II (2-6) is arranged at the position of the frame (3) above the roller (4-1); and the spring connecting piece II (2-6) and the spring connecting piece I (2-5) are positioned on the same horizontal plane.
8. The brake device for the small flatcar for the railway line as claimed in claim 1, characterized in that: the included angle between the spring connected between the spring connecting piece II (2-6) and the spring connecting piece I (2-5) and the horizontal plane is not less than 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710811.0A CN113276902A (en) | 2021-06-25 | 2021-06-25 | Brake device for small flat car of track line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710811.0A CN113276902A (en) | 2021-06-25 | 2021-06-25 | Brake device for small flat car of track line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113276902A true CN113276902A (en) | 2021-08-20 |
Family
ID=77285608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110710811.0A Pending CN113276902A (en) | 2021-06-25 | 2021-06-25 | Brake device for small flat car of track line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113276902A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859279A (en) * | 2021-10-29 | 2021-12-31 | 中铁建电气化局集团第四工程有限公司 | Rail flatbed with adjustable bearing and automatic braking functions |
| CN115320650A (en) * | 2022-09-02 | 2022-11-11 | 中铁四局集团有限公司 | Automatic brake device and automatic brake trolley |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015047988A (en) * | 2013-09-02 | 2015-03-16 | 入江工業株式会社 | Dolly for locus |
| CN204309792U (en) * | 2014-10-09 | 2015-05-06 | 中铁上海工程局集团有限公司 | Simple and easy brake device of railway car |
| CN205601815U (en) * | 2016-05-13 | 2016-09-28 | *** | But automatic brake's jiayouche |
| CN205890957U (en) * | 2016-07-29 | 2017-01-18 | 中铁十二局集团第三工程有限公司 | Track non -resistance manpower auto -lock dolly |
| CN107972686A (en) * | 2017-11-08 | 2018-05-01 | 广东省工业设备安装有限公司 | A kind of underground railway track section flat bed delivery device |
| CN108189858A (en) * | 2017-12-15 | 2018-06-22 | 中铁局集团新运工程有限公司 | A kind of normally closed braking rail row push trolley |
| CN111907575A (en) * | 2020-06-28 | 2020-11-10 | 中铁第一勘察设计院集团有限公司 | Flat car |
-
2021
- 2021-06-25 CN CN202110710811.0A patent/CN113276902A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015047988A (en) * | 2013-09-02 | 2015-03-16 | 入江工業株式会社 | Dolly for locus |
| CN204309792U (en) * | 2014-10-09 | 2015-05-06 | 中铁上海工程局集团有限公司 | Simple and easy brake device of railway car |
| CN205601815U (en) * | 2016-05-13 | 2016-09-28 | *** | But automatic brake's jiayouche |
| CN205890957U (en) * | 2016-07-29 | 2017-01-18 | 中铁十二局集团第三工程有限公司 | Track non -resistance manpower auto -lock dolly |
| CN107972686A (en) * | 2017-11-08 | 2018-05-01 | 广东省工业设备安装有限公司 | A kind of underground railway track section flat bed delivery device |
| CN108189858A (en) * | 2017-12-15 | 2018-06-22 | 中铁局集团新运工程有限公司 | A kind of normally closed braking rail row push trolley |
| CN111907575A (en) * | 2020-06-28 | 2020-11-10 | 中铁第一勘察设计院集团有限公司 | Flat car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859279A (en) * | 2021-10-29 | 2021-12-31 | 中铁建电气化局集团第四工程有限公司 | Rail flatbed with adjustable bearing and automatic braking functions |
| CN115320650A (en) * | 2022-09-02 | 2022-11-11 | 中铁四局集团有限公司 | Automatic brake device and automatic brake trolley |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210820 |