CN105235708B - A kind of railway wagon hand brake chain protector - Google Patents
A kind of railway wagon hand brake chain protector Download PDFInfo
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- CN105235708B CN105235708B CN201510699636.4A CN201510699636A CN105235708B CN 105235708 B CN105235708 B CN 105235708B CN 201510699636 A CN201510699636 A CN 201510699636A CN 105235708 B CN105235708 B CN 105235708B
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- chain
- hand
- fixed pulley
- hand braking
- protective plate
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Abstract
The invention belongs to railway wagon brake technical field, specifically a kind of railway wagon hand brake chain protector.The problem of solving hand brake pull bar reinforcement or hand braking chain braking effect traffic safety, a kind of railway wagon hand brake chain protector, including being fixed at railway freight-car end carriage and relative to hand braking chain fixed pulley bearing composition directly vertically below and the hand braking chain protector being fixed on draw beam, fixed pulley bearing composition and hand braking chain protector welding or connected with fastener.The present invention is solved is hung down below fixed pulley using traditional hand brake device alleviation defensive position brake chain, because chain is sagging more, big is influenceed on gravity, then alleviates resistance big, so that hand brake device is difficult to alleviate or alleviates not in place, the problem of easily occurring flat wheel accident.
Description
Technical field
The invention belongs to railway wagon brake technical field, specifically a kind of railway wagon hand brake chain protector.
Background technology
Hand brake is used for rail truck and produces braking action to prevent parked vehicle from slipping away when carrying out shunting service, its
Can the size of braking leverage be directly connected to vehicle and park safely on request.Railway freight-car is generally with the hand with movable pulley device
Brake pull bar is used for amplifying manual force multiplying power and hand brake force being delivered on brake rigging.Original hand brake pull bar
Formed at reinforcement by 3 a diameter of 16 mm round steel group weldering, due to physical dimension mutation, cause stress at this to collect very much
In, it is possible to occur hand brake pull bar reinforcement（At i.e. 3 round steel group welderings）The situation that position occurs crackle, fractureed, it is hand-made
Motivation pull bar reinforcement is once broken, come off in operation, can hit the ground installations such as sleeper or track switch, influences traffic safety.
Because newly-designed railway freight-car generally improves transportation economics index using shorter draw beam, such as using biography
The movable pulley device carried on the hand brake lever of system, and hand brake in when alleviating position, then movable pulley junction is hand-made
Dynamic chain and axletree and wheel apart from closer and be possible to run into axletree or wheel, chain friction can be caused and abrade axletree or
Wheel, influences traffic safety, and this just causes very big difficulty to traditional hand brake lever design with movable pulley device, even
It can not arrange.
The brake apparatus that existing railway freight-car is generally used, alleviates weight of the power mainly by the brake beam of bogie after braking
Power is provided, hand-made at its fixed pulley after hand brake is alleviated such as using the movable pulley device carried on traditional hand brake lever
Dynamic chain hangs down below fixed pulley, because the influence of chain gravity is big, then alleviates resistance greatly, so that hand brake device is difficult to alleviate
Or alleviate not in place, easy generation flat wheel accident.
Often occur because welding quality is not high or maloperation makes hand braking chain breakage, once it is broken in operation, chain
Bar can hit the ground installations such as sleeper or track switch, influence traffic safety.
Authorization Notice No. is：CN102501882B, patent is entitled：《Railway wagon hand brake chain anti-drop device》Invention
Patent solves the problems, such as chain releasing rear protecting, but the problem of can not solve to exist below：Using on traditional hand brake lever
The movable pulley device carried, and hand brake is in when alleviating position, the then hand braking chain of movable pulley junction and axletree and car
Wheel can cause chain friction and abrade axletree or wheel apart from closer and be possible to run into axletree or wheel, influence driving peace
Entirely；Hand braking chain is hung down below fixed pulley at its fixed pulley after hand brake is alleviated, because chain is sagging more, and gravity is influenceed
Greatly, cause to alleviate resistance greatly, so that hand brake device is difficult to alleviate or alleviates not in place, easy generation flat wheel accident；It is former
There is hand brake pull bar reinforcement once being broken, coming off in operation, the ground installations such as sleeper or track switch, influence driving can be hit
Safety.
Therefore it is the requirement for meeting traffic safety and vehicle this body structure limitation etc., it is necessary to develop a kind of safe and reliable iron
Afloat driver's brake chain protector.
The content of the invention
The present invention in order to solve hand brake pull bar reinforcement or hand braking chain braking effect traffic safety the problem of there is provided
A kind of railway wagon hand brake chain protector.
The present invention takes following technical scheme：A kind of railway wagon hand brake chain protector, including it is fixed on railway goods
Constitute and be fixed on hand braking on draw beam at car end carriage and relative to the fixed pulley bearing of hand braking chain directly vertically below
Chain protector, fixed pulley bearing composition and hand braking chain protector welding are connected with fastener.
Described fixed pulley bearing composition includes vertically arranged seat board, fixed pulley support, hand braking chain protective plate and chain
The hole that may pass through hand braking chain is provided with bar guide plate, seat board, seat board both sides are welded with symmetrical fixed pulley support, it is fixed sliding
It is provided between the hole being connected with movable pulley, both sides fixed pulley cradle top and is welded with chain guide, chain guide on wheel support
Provided with chain pilot hole, hand braking chain protective plate is welded between the fixed pulley frame bottom of both sides.
Described hand braking chain protector includes protective plate, gusset, connecting plate and mounting seat, and protective plate is sheet metal pressure
Into U-shape structure, protective plate interior welds are connected with connecting plate, and protective plate one end is welded to connect with seat board, the protective plate other end
Medial surface is fixed with mounting seat, and the mounting seat other end is welded with gusset, and gusset is welded to connect with draw beam.
The hole for draining rainwater is provided with described hand braking chain protective plate.
One side that protective plate is connected with mounting seat is higher than another side.
Compared with prior art, the following beneficial effect that the present invention has：
After a is using the present invention, such as hand brake pull bar reinforcement or hand braking chain are broken, then hand braking chain protector energy
Held, thoroughly eliminate hand brake pull bar reinforcement or the fracture of hand braking chain, come off, strike sleeper or track switch, influence row
The problem of car is safe.
After b is using the present invention, unnecessary sagging hand braking chain at movable pulley after alleviation can be held, thoroughly solve such as to adopt
With the railway freight-car of relatively short traction girder construction, it is understood that there may be hand braking chain friction and abrade axletree or wheel at movable pulley
The problem of.
After c is using the present invention, the hand braking chain redundance after hand braking alleviation below fixed pulley falls on its protective plate,
Chain is sagging few, is affected by gravity small, need to only overcome chain and protective plate a small amount of frictional force during alleviation, therefore it alleviates resistance
It is small, so that hand brake device is easy to alleviate, solves to hang down using traditional hand brake device alleviation defensive position brake chain and determining cunning
Wheel lower section, because chain is sagging more, influences big, then alleviation resistance is big, so that hand brake device is difficult to alleviate or delayed to gravity
Solution is not in place, the problem of easily occurring flat wheel accident.
Brief description of the drawings
Fig. 1 is railway wagon hand brake chain protector schematic diagram；
Fig. 2 is the side view of hand braking chain protector in Fig. 1；
Fig. 3 is railway wagon hand brake chain protector top view；
Fig. 4 is hand braking chain protector front view；
Fig. 5 is hand braking chain protector side view；
Fig. 6 is hand braking chain protector top view；
Fig. 7 is fixed pulley bearing composition front view；
Fig. 8 is fixed pulley bearing composition side view；
Fig. 9 is fixed pulley bearing composition top view；
1- fixed pulleys bearing is constituted in figure, and the hand braking chain protectors of 2-, the hand braking chains of 3-, 4- movable pulleys, 5- is hand-made
Dynamic pull bar, 6- draw beams, 1.1- seat boards, 1.2- fixed pulley supports, the hand braking chain protective plates of 1.3-, 1.4- chain guides, 2.1-
Protective plate, 2.2- gussets, 2.3- connecting plates, 2.4- mounting seats.
Embodiment
As shown in Figure 1, 2, 3, a kind of railway wagon hand brake chain protector, including be fixed at railway freight-car end carriage simultaneously
Relative to the fixed pulley bearing composition 1 of hand braking chain 3 directly vertically below dress is protected with the hand braking chain being fixed on draw beam
Put 2, fixed pulley bearing composition 1 and the hand braking welding of chain protector 2 or connected with fastener.
As shown in Fig. 7,8,9, described fixed pulley bearing composition 1 includes vertically arranged seat board 1.1, fixed pulley support
1.2nd, the hole that may pass through hand braking chain, seat board 1.1 are provided with hand braking chain protective plate 1.3 and chain guide 1.4, seat board 1.1
Both sides are welded with symmetrical fixed pulley support 1.2, fixed pulley support 1.2 and are provided with the hole being connected with movable pulley, and both sides are fixed
Chain guide 1.4 is welded between the top of pulley bracket 1.2, chain guide 1.4 is provided with chain pilot hole, both sides fixed pulley branch
Hand braking chain protective plate 1.3 is welded between the bottom of frame 1.2.
As shown in Figure 4,5, 6, described hand braking chain protector 2 includes protective plate 2.1, gusset 2.2, connecting plate 2.3
And mounting seat 2.4, protective plate 2.1 is that sheet metal is pressed into U-shape structure, and the interior welds of protective plate 2.1 are connected with connecting plate 2.3, prevent
The one end of backplate 2.1 is welded to connect with seat board 1.1, and the medial surface of the other end of protective plate 2.1 is fixed with mounting seat 2.4, mounting seat 2.4
The other end is welded with gusset 2.2, and gusset 2.2 is welded to connect with draw beam 6.
The hole for draining rainwater is provided with described hand braking chain protective plate 1.3.
As shown in figure 8, one side that protective plate 2.1 is connected with mounting seat 2.4 is higher than another side.The U-shaped both sides of protective plate 2.1
It is uneven, the side being connected with mounting seat 2.4（Close to draw beam or U-shaped inner side）Height, is easy to be connected with mounting seat, the side on opposite
（U-shaped outside）What is set is low, it is to avoid the side and the hand brake lever of the drive pulley structure above it are interfered.
Railway wagon hand brake chain protector is mainly made up of fixed pulley bearing, hand braking chain protector etc. is constituted,
Wherein fixed pulley bearing, which is grouped, is welded on end carriage, hand braking chain protector one end and fixed pulley bearing constitute welding or
Connected with fastener, the other end is then arranged on draw beam with welding or fastener.
Fixed pulley bearing composition is main to be made up of seat board, two fixed pulley supports, hand braking chain protective plate and chain guide,
Seat board using steel plate and is easy to hand braking chain to penetrate in shown position perforate, and fixed pulley support is using two blocks of steel plates by figure
Show that set of locations is welded on seat board, and perforate is easy to be connected with movable pulley with staking pin, packing ring and the collar thereon, hand braking chain is prevented
Backplate is welded in fixed pulley housing lower bottom portion using sheet metal die mould group, and in its bottom opening, is easy to drain rainwater, prevents ponding
Corrode chain or protective plate, chain guide is welded in above fixed pulley support using molded piece group, and in perforate thereon, is easy to chain
Bar is penetrated, and being play the guiding role if chain is when fracture above it makes chain fall into hand braking chain protective plate bottom, it is ensured that driving
Safety.
Hand braking chain protector is made up of protective plate, gusset, connecting plate and mounting seat etc..In order to mitigate weight and increase
With axletree, the safe distance of wheel, protective plate is pressed into U-shaped variable section structure by sheet metal, in order to not slided with the drive above it
The hand brake lever interference of wheel construction, its U-shaped both sides can be uneven；To strengthen the intensity and rigidity of protective plate, connecting plate
It is welded in using band steel group on the U-shaped side of protective plate two；For increase rigidity, mounting seat is welded in draw beam using steel plate molded piece one end group
On, other end group is welded or is connected to fastener on protective plate.
The device uses said structure, can hold unnecessary sagging hand braking chain at movable pulley after alleviation, thoroughly solution
Certainly such as the railway freight-car using shorter traction girder construction, it is understood that there may be hand braking chain friction and abrade axletree at movable pulley
Or the problem of wheel.
The device uses said structure, and the hand braking chain redundance after hand braking alleviation below fixed pulley falls in its protection
On plate, chain is sagging few, is affected by gravity small, need to only overcome chain and protective plate a small amount of frictional force during alleviation, therefore it is alleviated
Resistance is small, so that hand brake device is easy to alleviate, solves and is hung down using traditional hand brake device alleviation defensive position brake chain
Below fixed pulley, because chain is sagging more, big is influenceed on gravity, then alleviates resistance greatly, so that hand brake device is difficult to alleviate
Or alleviate not in place, the problem of easily occurring flat wheel accident.
The device does not influence braking or the mitigation capability of wind hand brake device.
Due to being limited by space, the apparatus structure is compact, and itself and wheel, axletree or hand brake lever must be checked during installation
Safe distance.
The requirement of traffic safety is met using anti-dropout new technology, does not influence current rail lorry first to paint and assembles work afterwards
Skill.
Claims (3)
1. a kind of railway wagon hand brake chain protector, it is characterised in that：It is at railway freight-car end carriage and relative including being fixed on
In hand braking chain（3）Fixed pulley bearing composition directly vertically below（1）Dress is protected with the hand braking chain being fixed on draw beam
Put（2）, fixed pulley bearing composition（1）With hand braking chain protector（2）Welding is connected with fastener；
Described fixed pulley bearing composition（1）Including vertically arranged seat board（1.1）, fixed pulley support（1.2）, hand braking chain prevent
Backplate（1.3）And chain guide（1.4）, seat board（1.1）On be provided with the hole that may pass through hand braking chain, seat board（1.1）Weld both sides
It is connected to symmetrical fixed pulley support（1.2）, fixed pulley support（1.2）On be provided with the hole being connected with movable pulley, both sides are slided surely
Wheel support（1.2）Chain guide is welded between top（1.4）, chain guide（1.4）Chain pilot hole is provided with, both sides are slided surely
Wheel support（1.2）Hand braking chain protective plate is welded between bottom（1.3）；
Described hand braking chain protector（2）Including protective plate（2.1）, gusset（2.2）, connecting plate（2.3）And mounting seat
（2.4）, protective plate（2.1）U-shape structure, protective plate are pressed into for sheet metal（2.1）Interior welds are connected with connecting plate（2.3）, prevent
Backplate（2.1）One end and seat board（1.1）It is welded to connect, protective plate（2.1）The medial surface of the other end is fixed with mounting seat（2.4）,
Mounting seat（2.4）The other end is welded with gusset（2.2）, gusset（2.2）It is welded to connect with draw beam.
2. railway wagon hand brake chain protector according to claim 1, it is characterised in that：Described hand braking chain is prevented
Backplate（1.3）On be provided with hole for draining rainwater.
3. railway wagon hand brake chain protector according to claim 1 or 2, it is characterised in that：Protective plate（2.1）With
Mounting seat（2.4）One side of connection is higher than another side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510699636.4A CN105235708B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake chain protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510699636.4A CN105235708B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake chain protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105235708A CN105235708A (en) | 2016-01-13 |
| CN105235708B true CN105235708B (en) | 2017-10-24 |
Family
ID=55033626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510699636.4A Active CN105235708B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake chain protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105235708B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002037067A (en) * | 2000-07-31 | 2002-02-06 | Nippon Sharyo Seizo Kaisha Ltd | Display device for hand brake device for rolling stock |
| CN102501882A (en) * | 2011-11-29 | 2012-06-20 | 太原轨道交通装备有限责任公司 | Anti-shedding device for manual brake chain of railway wagon |
| CN103693071A (en) * | 2013-12-01 | 2014-04-02 | 太原轨道交通装备有限责任公司 | Hand braking device mounted on chassis of railway hopper wagon |
| CN104590312A (en) * | 2014-12-23 | 2015-05-06 | 太原轨道交通装备有限责任公司 | Railroad hopper car hand braking device |
| CN104608793A (en) * | 2014-12-23 | 2015-05-13 | 太原轨道交通装备有限责任公司 | Railway wagon hand braking device |
| CN205113359U (en) * | 2015-10-26 | 2016-03-30 | 太原轨道交通装备有限责任公司 | Hand braking chain protector of railway freight car |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202869A1 (en) * | 2007-02-23 | 2008-08-28 | Gunderson Llc | Handbrake linkage for a railroad freight car |
-
2015
- 2015-10-26 CN CN201510699636.4A patent/CN105235708B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002037067A (en) * | 2000-07-31 | 2002-02-06 | Nippon Sharyo Seizo Kaisha Ltd | Display device for hand brake device for rolling stock |
| CN102501882A (en) * | 2011-11-29 | 2012-06-20 | 太原轨道交通装备有限责任公司 | Anti-shedding device for manual brake chain of railway wagon |
| CN103693071A (en) * | 2013-12-01 | 2014-04-02 | 太原轨道交通装备有限责任公司 | Hand braking device mounted on chassis of railway hopper wagon |
| CN104590312A (en) * | 2014-12-23 | 2015-05-06 | 太原轨道交通装备有限责任公司 | Railroad hopper car hand braking device |
| CN104608793A (en) * | 2014-12-23 | 2015-05-13 | 太原轨道交通装备有限责任公司 | Railway wagon hand braking device |
| CN205113359U (en) * | 2015-10-26 | 2016-03-30 | 太原轨道交通装备有限责任公司 | Hand braking chain protector of railway freight car |
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| Publication number | Publication date |
|---|---|
| CN105235708A (en) | 2016-01-13 |
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| CB02 | Change of applicant information |
Address after: 030024 No. 129 Xinghua West Street, Wan Berlin District, Shanxi, Taiyuan Applicant after: CRRC TAIYUAN CO., LTD. Address before: 030009 Shanxi Province, Taiyuan city Xinghualing District No. 10 Jiefang North Road Applicant before: Taiyuan Rail Traffic Equipment Co., Ltd. |
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