CN111845840A - Car stopper for tramcar - Google Patents

Car stopper for tramcar Download PDF

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Publication number
CN111845840A
CN111845840A CN202010513904.XA CN202010513904A CN111845840A CN 111845840 A CN111845840 A CN 111845840A CN 202010513904 A CN202010513904 A CN 202010513904A CN 111845840 A CN111845840 A CN 111845840A
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CN
China
Prior art keywords
clamping blocks
damper
damper clamping
steel rail
pair
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Application number
CN202010513904.XA
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Chinese (zh)
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CN111845840B (en
Inventor
蔡雷声
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Taizhou Jingcheng Networks Co ltd
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Hefei Perly Electromechanical Equipment Co Ltd
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Priority to CN202010513904.XA priority Critical patent/CN111845840B/en
Publication of CN111845840A publication Critical patent/CN111845840A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61KAUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K7/00Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
    • B61K7/16Positive railway stops
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61KAUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K7/00Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
    • B61K7/16Positive railway stops
    • B61K7/18Buffer stops
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

The invention relates to the technical field of traffic safety equipment and discloses a car stopper for a tramcar, which comprises a pair of damper clamping blocks, a pair of damper clamping blocks and a pair of brake clamping blocks, wherein the damper clamping blocks are clamped at the left side and the right side of a steel rail; a pair of connecting plates clamped on the upper parts of two outer side surfaces of the pair of damper clamping blocks; the main body frame is welded on the upper surface of the connecting plate, and a front end mechanism in buffer contact with the locomotive is arranged on the main body frame; the bolt fixing mechanism is formed by a bolt and three nuts in threaded fit with the bolt, and the bolt fixing mechanism penetrates through the damper clamping blocks and the connecting plate and is used for clamping and fixing the pair of damper clamping blocks to the surfaces of two sides of the waist of the I-shaped steel rail; after the damper clamping blocks clamp the steel rail, the upper parts of the two damper clamping blocks are provided with an interval with adjustable distance; and a gap is arranged between the two damper clamping blocks and the upper head part of the I-shaped steel rail. The car stopper for the tramcar has the advantages of shorter braking distance, wide application range and free and flexible configuration.

Description

Car stopper for tramcar
Technical Field
The invention relates to the technical field of traffic safety equipment, in particular to a car stopper for a tramcar.
Background
In order to further guarantee tram driving equipment's safety precaution ability, prevent the vehicle really at the terminal of end line because of the potential safety hazard of the improper production of swift current ease or propelling movement, can be provided with a slidingtype car stopper at the terminal, slidingtype car stopper has buffering, deceleration, shock attenuation car stopping performance, and the car stopper body frame adopts heavy angle steel welding, and no bolted connection has the car stopping bearing capacity reinforce, bears performance such as gravity is steady.
The existing tramcar stopper is characterized in that a damper is fixed to the head of a steel rail through a bolt, the bolt and the damper are matched on the upper portion and located on the upper portion of the steel rail, a stopper body is fixed above the steel rail through the damper, when the tramcar runs at an excessive speed, a car head and a car hook are in contact with a buffer rubber plate, the car head is buffered under the action of a hydraulic device, the damper and the steel rail are installed in a sliding mode, and the damper and the steel rail can move backwards to rub after being impacted by the tramcar to perform buffer braking.
The car stopper damper is fixed on the steel rail through the upper bolt, and in order to ensure that the clamping force damper can only be installed on the upper part of the steel rail, the contact area with the steel rail is small, the friction braking effect is poor, and the displacement after the car stopper is impacted is large.
And the damper of the car stopper in the prior art has poor adjustability, can not adapt to different tracks, can not be flexibly configured according to the resistance required by the car stopper, and the like, and is very limited in use.
Disclosure of Invention
The invention provides a car stopper for a tramcar, which has the advantages of larger contact area between a damper and a steel rail, larger clamping force, larger friction force and better car stopping effect, and solves the problem that the clamping force cannot reach the maximum when the damper is only fixed at the head of the steel rail and a bolt is connected to the upper part of the steel rail; and the car stopper damper can be adapted to different tracks, can be flexibly configured according to the resistance required by car stopping, is flexible to use, and can particularly realize beneficial car stopping effect on a turning track.
The invention provides the following technical scheme: a car stop for a tram, comprising:
a pair of damper clamping blocks clamped at the left and right sides of the steel rail;
a pair of connecting plates clamped on the upper parts of the two outer side surfaces of the pair of damper clamping blocks;
the main body frame is welded on the upper surface of the connecting plate, and a front end mechanism in buffer contact with the locomotive is arranged on the main body frame;
the bolt fixing mechanism is formed by a bolt and three nuts in threaded fit with the bolt, penetrates through the damper clamping blocks and the connecting plate and is used for clamping and fixing the pair of damper clamping blocks to the surfaces of two sides of the waist of the I-shaped steel rail; after the damper clamping blocks clamp the steel rail, the upper parts of the two damper clamping blocks are provided with an interval with adjustable distance; and a gap is arranged between the two damper clamping blocks and the upper head part of the I-shaped steel rail.
Preferably, a non-rigid wear-resistant layer is arranged between the pair of damper clamping blocks and the two side surfaces of the waist of the I-shaped steel rail.
Preferably, a wedge block is arranged between the lower surface of the damper clamping block and the lower part of the I-shaped steel rail, and the size of the wedge block is longer than the length of the damper clamping block.
Preferably, the steel rail is provided with a damper clamping block connected with a connecting plate, and the steel rail also comprises a plurality of damper clamping blocks which are arranged along a linear or curved track and are not connected with the connecting plate, and the damper clamping blocks which are not connected with the connecting plate are fixed by the bolt fixing mechanism.
Preferably, the front end mechanism in buffer contact with the locomotive comprises a hydraulic device fixedly mounted on the upper surface of the main body frame, an oil cylinder is fixedly mounted on the upper surface of the hydraulic device, and the oil pressure of the oil cylinder is adjustable; one end of the hydraulic device is movably sleeved with a plunger, one end of the plunger is fixedly provided with a buffer plate, and one end face of the buffer plate is fixedly provided with a buffer rubber plate.
The invention has the following beneficial effects:
the car stopper for the tramcar is characterized in that three nuts are installed on a bolt through matching threads and are fixed on an I-shaped steel rail in a matching mode with a damper clamping block, and the distance between the two nuts in the middle can be adjusted, so that the car stopper can prevent the damper clamping block 2 from being unreasonably attached to the waist of the I-shaped steel rail due to the inclination of the damper clamping block, and the effect of improving the friction resistance is achieved; also due to the adjustability, the stopper can be adapted to different types of rails, even to curved rails at turns. The damper clamp block 2 is composed of a plurality of rows, so that the arrangement can improve the blocking performance on one hand, and has good blocking performance on a bent steel rail on the other hand, and flexible configuration is realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation stress structure of the damper of the present invention;
FIG. 3 is a schematic perspective view of the damper of the present invention;
fig. 4 is a schematic view of the bolt structure of the present invention.
In the figure: 1. a steel rail; 2. a damper clamp block; 3. a connecting plate; 4. a bolt; 5. a nut; 6. a main body frame; 7. a hydraulic device; 8. an oil cylinder; 9. a plunger; 10. a buffer plate; 11. a buffer rubber plate; 12. a non-rigid wear layer; 13. and (4) wedge blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, a car stopper for a tram is characterized in that: the method comprises the following steps: a pair of damper clamping blocks 2 clamped at the left and right sides of the steel rail 1; a pair of connection plates 3 held between upper portions of both outer side surfaces of the pair of damper clamp blocks 2; the main body frame 6 is welded on the upper surface of the connecting plate 3, and a front end mechanism which is in buffer contact with the locomotive is arranged on the main body frame 6; the bolt fixing mechanism is composed of a bolt 4 and three nuts 5 in threaded fit with the bolt, and the bolt fixing mechanism penetrates through the damper clamping blocks 2 and the connecting plate 3 and is used for clamping and fixing the pair of damper clamping blocks 2 to the two side surfaces of the waist of the I-shaped steel rail 1; after the damper clamping blocks 2 clamp the steel rail 1, the upper parts of the two damper clamping blocks 2 are provided with an interval with adjustable distance; and a gap is arranged between the two damper clamping blocks 2 and the upper head part of the I-shaped steel rail 1. A non-rigid wear-resistant layer 12 is arranged between the pair of damper clamping blocks 2 and the two side surfaces of the waist of the I-shaped steel rail 1, the non-rigid wear-resistant layer 12 can be attached to the waist of the I-shaped steel rail 1 in a deformation mode, and tight attachment can be achieved when the steel rail 1 is a bent portion of a turning position. A wedge block 13 is arranged between the lower surface of the damper clamping block 2 and the lower part of the I-shaped steel rail 1, and the size of the wedge block 13 is longer than the length of the damper clamping block 2.
Besides the damper clamping blocks 2 connected with the connecting plates 3 are arranged on the steel rails 1, the damper clamping blocks 2 which are arranged along a straight line or a bent track and are not connected with the connecting plates 3 are further included, and the damper clamping blocks 2 which are not connected with the connecting plates 3 are fixed by the bolt fixing mechanism. For example: the equipment moves to the right after being impacted, the damper clamping block 2 at the leftmost end collides with the damper clamping block 2 which is additionally arranged next to the damper clamping block, and the additionally arranged damper clamping blocks 2 sequentially collide with each other, so that the impact braking effect of the equipment after being impacted can be further increased, and the braking displacement of the car stopper is reduced. The added quantity can be flexibly configured according to the resistance required by the blocking of the locomotive and the allowed displacement, and the use flexibility is improved.
The front end mechanism in buffer contact with the locomotive comprises a main body frame 6, wherein a hydraulic device 7 is fixedly arranged on the upper surface of the main body frame 6, an oil cylinder 8 is fixedly arranged on the upper surface of the hydraulic device 7, and the oil pressure of the oil cylinder is adjustable; one end of the hydraulic device 7 is movably sleeved with a plunger 9, one end of the plunger 9 is fixedly provided with a buffer plate 10, and one end face of the buffer plate 10 is fixedly provided with a buffer rubber plate 11. The working principle of the car stopper for the tramcar is as follows:
The car stopper for the tramcar is characterized in that three nuts are installed on a bolt through matching threads and are fixed on an I-shaped steel rail in a matching mode with a damper clamping block, and the distance between the two nuts in the middle can be adjusted, so that the car stopper can prevent the damper clamping block 2 from being unreasonably attached to the waist of the I-shaped steel rail due to the inclination of the damper clamping block, and the effect of improving the friction resistance is achieved; also due to the adjustability, the stopper can be adapted to different types of rails, even to curved rails at turns. The damper clamp block 2 is composed of a plurality of rows, so that the arrangement can improve the blocking performance on one hand, and has good blocking performance on a bent steel rail on the other hand, and flexible configuration is realized.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a car stopper for tram which characterized in that: the method comprises the following steps:
a pair of damper clamping blocks (2) clamped at the left and right sides of the steel rail (1);
a pair of connecting plates (3) that are clamped between upper portions of both outer side surfaces of the pair of damper clamping blocks (2);
the main body frame (6) is welded on the upper surface of the connecting plate (3), and a front end mechanism which is in buffer contact with the locomotive is arranged on the main body frame (6);
the bolt fixing mechanism is composed of a bolt (4) and three nuts (5) in threaded fit with the bolt, and the bolt fixing mechanism penetrates through the damper clamping blocks (2) and the connecting plate (3) and is used for clamping and fixing the pair of damper clamping blocks (2) to the two side surfaces of the waist part of the I-shaped steel rail (1); after the damper clamping blocks (2) clamp the steel rail (1), the upper parts of the two damper clamping blocks (2) are provided with an interval with adjustable distance; and a gap is arranged between the two damper clamping blocks (2) and the upper head part of the I-shaped steel rail (1).
2. A railcar stop according to claim 1, wherein: and a non-rigid wear-resistant layer (12) is arranged between the pair of damper clamping blocks (2) and the two side surfaces of the waist part of the I-shaped steel rail (1).
3. A railcar stop according to claim 1, wherein: a wedge block (13) is arranged between the lower surface of the damper clamping block (2) and the lower part of the I-shaped steel rail (1), and the size of the wedge block (13) is longer than the length of the damper clamping block (2).
4. A railcar stop according to claim 2, wherein: besides the damper clamping blocks (2) connected with the connecting plates (3) are arranged on the steel rail (1), the damper clamping block device also comprises a plurality of damper clamping blocks (2) which are arranged along a straight line or a bent track and are not connected with the connecting plates (3), and the damper clamping blocks (2) which are not connected with the connecting plates (3) are fixed by the bolt fixing mechanism.
5. A railcar stop according to claim 4, wherein: the front end mechanism in buffer contact with the locomotive comprises a main body frame (6), wherein a hydraulic device (7) is fixedly arranged on the upper surface of the main body frame, an oil cylinder (8) is fixedly arranged on the upper surface of the hydraulic device (7), and the oil pressure of the oil cylinder is adjustable; one end of the hydraulic device (7) is movably sleeved with a plunger (9), one end of the plunger (9) is fixedly provided with a buffer plate (10), and one end face of the buffer plate (10) is fixedly provided with a buffer rubber plate (11).
CN202010513904.XA 2020-06-08 2020-06-08 Car stopper for tram Active CN111845840B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010513904.XA CN111845840B (en) 2020-06-08 2020-06-08 Car stopper for tram

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Application Number Priority Date Filing Date Title
CN202010513904.XA CN111845840B (en) 2020-06-08 2020-06-08 Car stopper for tram

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CN111845840A true CN111845840A (en) 2020-10-30
CN111845840B CN111845840B (en) 2023-12-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202806791U (en) * 2012-09-26 2013-03-20 北京南口轨道交通机械有限责任公司 Train blockader
CN203544022U (en) * 2013-10-25 2014-04-16 中铁第四勘察设计院集团有限公司 Elastic buffer brake
CN203651810U (en) * 2013-12-30 2014-06-18 北京南口轨道交通机械有限责任公司 Car stopper
WO2017134173A1 (en) * 2016-02-03 2017-08-10 Voestalpine Railpro B.V. A brake assembly for a sliding buffer stop, a sliding buffer stop comprising the brake assembly and a method thereof
CN209410074U (en) * 2018-12-21 2019-09-20 安阳市中煤机械制造有限公司 A kind of adjustable mine safety car arrester
CN110550066A (en) * 2019-09-14 2019-12-10 大连交通大学 Novel anti-failure damper and installation method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202806791U (en) * 2012-09-26 2013-03-20 北京南口轨道交通机械有限责任公司 Train blockader
CN203544022U (en) * 2013-10-25 2014-04-16 中铁第四勘察设计院集团有限公司 Elastic buffer brake
CN203651810U (en) * 2013-12-30 2014-06-18 北京南口轨道交通机械有限责任公司 Car stopper
WO2017134173A1 (en) * 2016-02-03 2017-08-10 Voestalpine Railpro B.V. A brake assembly for a sliding buffer stop, a sliding buffer stop comprising the brake assembly and a method thereof
CN209410074U (en) * 2018-12-21 2019-09-20 安阳市中煤机械制造有限公司 A kind of adjustable mine safety car arrester
CN110550066A (en) * 2019-09-14 2019-12-10 大连交通大学 Novel anti-failure damper and installation method

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Effective date of registration: 20231109

Address after: No. 67, District 3, Sijia Village, Hengjie Town, Luqiao District, Taizhou City, Zhejiang Province, 318050

Applicant after: Taizhou Jingcheng Networks Co.,Ltd.

Address before: No. a359, 4th floor, GF District, building 3, phase III, e-commerce Park, Wenshui Road, economic development zone, Shushan District, Hefei City, Anhui Province

Applicant before: Hefei perly Electromechanical Equipment Co.,Ltd.

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