CN108275170A - Car bumper device, superposing type damping unit, damping system and impact protector system - Google Patents
Car bumper device, superposing type damping unit, damping system and impact protector system Download PDFInfo
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- CN108275170A CN108275170A CN201810010572.6A CN201810010572A CN108275170A CN 108275170 A CN108275170 A CN 108275170A CN 201810010572 A CN201810010572 A CN 201810010572A CN 108275170 A CN108275170 A CN 108275170A
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- track girder
- friction portion
- superposing type
- damping unit
- bumper device
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- 238000013016 damping Methods 0.000 title claims abstract description 205
- 230000001012 protector Effects 0.000 title abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 288
- 229910052742 iron Inorganic materials 0.000 claims abstract description 144
- 239000000725 suspension Substances 0.000 claims description 20
- 239000003921 oil Substances 0.000 claims description 10
- 230000003746 surface roughness Effects 0.000 claims description 7
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 230000005764 inhibitory process Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 44
- 238000005516 engineering process Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/16—Positive railway stops
- B61K7/18—Buffer stops
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation 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)
- Vibration Dampers (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to overhead rail sky iron train technical field, a kind of car bumper device, superposing type damping unit, damping system and impact protector system are specifically provided, it is intended to solve the problems, such as that existing car bumper device is larger to the impact damage of empty iron train.For this purpose, the car bumper device of the present invention, car bumper device includes car body contact device, at least one superposing type damping unit；Car body contact device is slidably installed on track girder, is used for and is directly applied running resistance to car body under car body contact condition；Superposing type damping unit is slidably installed on track girder, and setting is contacted in car body between device and precalculated position；Precalculated position is the extreme position of the admissible traveling of predefined empty iron train；Superposing type damping unit can be longitudinally superimposed to increase damping force with car body contact device along track girder.The present invention can improve the frictional force between empty iron train and track girder by car bumper device, avoid and cause to damage to empty iron train.
Description
Technical field
The present invention relates to overhead rail sky iron train technical field, specifically provide a kind of car bumper device of suspension type sky iron,
Superposing type damping unit, superposing type damping system and impact protector system.
Background technology
With the development of urban transportation and the development of auto industry, the quantity of the vehicle population especially private car in city
It has been in that blowout improves at present, has had become unavoidable in urban transportation ask by the traffic problems of representative of traffic congestion
One of topic.It is especially various in the complicated large- and-medium size cities of road in population, once there is traffic congestion, people can be caused
Trip is inconvenient, and is easy to happen traffic accident.In order to solve traffic jam issue, overhead rail sky iron may be used in city
Train shares a part of traffic pressure, i.e., alleviates increasing traffic pressure by opening up new traffic track in the air.
Overhead rail sky iron train is a kind of novel Rail Transit System, and structure includes mainly being supported in aerial rail
Road beam and hang on the empty iron train that can be travelled on track girder and along track girder.Wherein, it is contemplated that aerial sky iron train exists
Safety issue in traveling, in the end of track girder, setting car bumper device is to prevent end car slipping pendant of the sky iron train from track girder
It falls.But current car bumper device is fixedly connected with track girder, although can prevent sky iron train from putting using the connection type
The phenomenon that raw car slipping is fallen, still, after empty iron train collides with car bumper device, the buffering between empty iron train and car bumper device
Power is smaller, impact force is larger, easily causes to damage to empty iron train, this would necessarily affect the traveling reliability of sky iron train with
And the personnel safety in empty iron train.
Based on above-mentioned present situation, impact damage of the car bumper device to empty iron train how is reduced, just becomes the technology of urgent need to resolve
Problem.In consideration of it, special propose the present invention.
Invention content
In order to solve the above problem in the prior art, the shock of empty iron train is damaged in order to solve existing car bumper device
Hinder larger problem, the present invention proposes a kind of car bumper device of suspension type sky iron, and car bumper device includes car body contact device, at least
One superposing type damping unit；Car body contact device be slidably installed on track girder, for under car body contact condition directly
Apply running resistance to car body；Superposing type damping unit is slidably installed on track girder, and setting is in car body contact device and in advance
Between positioning is set；Precalculated position is the extreme position of the admissible traveling of predefined empty iron train；Superposing type damping unit with
Car body contacts device and can be longitudinally superimposed to increase damping force along track girder.
In the optimal technical scheme of above-mentioned car bumper device, superposing type damping unit includes the first friction portion and the second friction
Portion, the first friction portion and the second friction portion are slidably connected with track girder, and the first friction portion and the second friction portion pass through the first connection
Part is connected to adjust the friction coefficient between the first friction portion and the second friction portion and the damping area of track girder.
In the optimal technical scheme of above-mentioned car bumper device, superposing type damping unit is H-shaped structure, the first friction portion and the
Two friction portions are horizontally disposed platy structure, and the middle part in the middle part in the first friction portion and the second friction portion passes through the first connector
Connection, the open end of H-shaped structure and the damping area of track girder are slidably connected.
In the optimal technical scheme of above-mentioned car bumper device, superposing type damping unit is concave structure, the first friction portion
First end is connected with the first end in the second friction portion, and the second end in the second end in the first friction portion and the second friction portion passes through first
Connector connects, and the open end of concave structure and the damping area of track girder are slidably connected.
In the optimal technical scheme of above-mentioned car bumper device, superposing type damping unit includes：The table of the damping area of track girder
Surface roughness is more than default roughness threshold value to improve the friction coefficient between superposing type damping unit and damping area.
In the optimal technical scheme of above-mentioned car bumper device, the first connector includes the first connecting screw, the first connection spiral shell
The first elastic washer component, the second end of the first connecting screw and the second friction are equipped between the first end of bar and the first friction portion
The second elastic washer component is equipped between portion.
In the optimal technical scheme of above-mentioned car bumper device, the first elastic washer component and the second elastic washer component wrap
Include the first plain washer set gradually from the first end of the first connecting screw to the second end of the first connecting screw, the first butterfly pad
Circle, the second butterfly gasket and the second plain washer, the direction at the closing in end of the first butterfly gasket and the closing in end of the second butterfly gasket
Direction it is opposite.
In the optimal technical scheme of above-mentioned car bumper device, the quantity of superposing type damping unit is at least two, adjacent
Two superposing type damping units are connected by damper to increase damping force.
In the optimal technical scheme of above-mentioned car bumper device, car body contact device includes car body contact structures, track girder cunning
Dynamic contact structures；Car body contact structures are slidably connected with track girder by track girder sliding contact structure to inhibit car body to contact knot
The shaking of structure.
In the optimal technical scheme of above-mentioned car bumper device, car body contact structures include：Holder, the top of holder and track
Second connector of beam sliding contact structure connection；At least level-one hydraulic cylinder, at least level-one hydraulic cylinder are arranged on holder,
At least the end of level-one hydraulic cylinder is equipped with cushion pad；Oil storage cabin, at least level-one hydraulic cylinder are connected to oil storage cabin cycle.
In the optimal technical scheme of above-mentioned car bumper device, track girder sliding contact structure includes horizontally disposed first cunning
Movable plate and the second sliding panel, the first sliding panel and the second sliding panel are connected by third connector and the second connector, and first slides
Sliding slot, the first sliding panel and the second sliding panel is formd between movable plate and the second sliding panel by sliding slot and track girder sliding to connect
It connects.
In the optimal technical scheme of above-mentioned car bumper device, the second sliding panel includes multiple slide masses, multiple slide mass edges
The length direction of second sliding panel is set gradually, and slide mass is connect by third connector with the first sliding panel.
In the optimal technical scheme of above-mentioned car bumper device, wherein the close superposing type damping unit of a slide mass
One end is equipped with scraper plate, and scraper plate is dirty on track girder for removing.
In the optimal technical scheme of above-mentioned car bumper device, third connector includes the second connecting screw, the second connection spiral shell
Third elastic washer component, the second end of the second connecting screw and the second sliding are equipped between the first end of bar and the first sliding panel
The 4th elastic washer component is equipped between plate.
In the optimal technical scheme of above-mentioned car bumper device, third elastic washer component and the 4th elastic washer component wrap
Include the third plain washer set gradually from the first end of the second connecting screw to the second end of the second connecting screw, third butterfly pad
Circle, the 4th butterfly gasket and the 4th plain washer, the closing in end of the direction and the 4th butterfly gasket at the closing in end of third butterfly gasket
Direction it is opposite.
In addition, the present invention also provides a kind of superposing type damping unit, superposing type damping unit include the first friction portion and
Second friction portion, the first friction portion and the second friction portion are slidably connected with track girder, and the first friction portion and the second friction portion pass through
First connector is connected to adjust the friction coefficient between the first friction portion and the second friction portion and the damping area of track girder.
In the optimal technical scheme of above-mentioned superposing type damping unit, superposing type damping unit is H-shaped structure, the first friction
Portion and the second friction portion are horizontally disposed platy structure, and the middle part in the middle part in the first friction portion and the second friction portion passes through first
Connector connects, and the open end of H-shaped structure and the damping area of track girder are slidably connected.
In the optimal technical scheme of above-mentioned superposing type damping unit, superposing type damping unit is concave structure, and first rubs
The first end in wiping portion is connected with the first end in the second friction portion, and the second end in the second end in the first friction portion and the second friction portion is logical
The connection of the first connector is crossed, the open end of concave structure and the damping area of track girder are slidably connected.
In the optimal technical scheme of above-mentioned superposing type damping unit, the surface roughness of the damping area of track girder is more than in advance
If roughness threshold value is to improve the friction coefficient between superposing type damping unit and damping area.
In the optimal technical scheme of above-mentioned superposing type damping unit, the first connector include the first connecting screw, first
The first elastic washer component, the second end of the first connecting screw and the are equipped between the first end of connecting screw and the first friction portion
The second elastic washer component is equipped between two friction portions.
In the optimal technical scheme of above-mentioned superposing type damping unit, the first elastic washer component and the second elastic washer group
Part includes the first plain washer set gradually from the first end of the first connecting screw to the second end of the first connecting screw, first
Butterfly gasket, the second butterfly gasket and the second plain washer, direction and second butterfly gasket at the closing in end of the first butterfly gasket
The direction at closing in end is opposite.
In addition, the present invention also provides a kind of superposing type damping system, superposing type damping system includes above-mentioned car bumper device.
In addition, the present invention also provides a kind of impact protector system of suspension type sky iron, impact protector system includes track
Beam, the empty iron train that hangs on track girder and can be travelled along track girder and above-mentioned car bumper device, the end of empty iron train
Equipped with contact component, the car body contact device of contact component and car bumper device connects in a contact fashion.
In the optimal technical scheme of above-mentioned impact protector system, impact protector system further includes attention device, and attention device is set
It sets on track girder or is arranged on car bumper device, the position for prompting car bumper device.
In addition, the present invention also provides a kind of suspension type sky iron system, suspension type sky iron system includes that above-mentioned suspension type is empty
The impact protector system of iron.
It will be appreciated to those of skill in the art that in the preferred technical solution of the present invention, car bumper device includes car body
Contact device, at least one superposing type damping unit；Car body contact device is slidably installed on track girder, for being connect with car body
Directly apply running resistance to car body under the state of touching；Superposing type damping unit is slidably installed on track girder, is arranged in car body
It contacts between device and precalculated position；Precalculated position is the extreme position of the admissible traveling of predefined empty iron train；Superposition
Formula damping unit can be longitudinally superimposed to increase damping force with car body contact device along track girder.It is only logical in compared with the existing technology
The technical solution that car bumper device prevents sky iron train from falling from the end of track girder is crossed, car body contact structures of the invention pass through track
Beam sliding contact structure is slidably connected with track girder, and flexible connect is changed into the rigid connection of existing car bumper device and track girder
It connects, after empty iron train collides with car bumper device, empty iron train can be improved by the damping action of superposing type damping unit
Frictional force between track girder reduces the speed of sky iron train driving, avoids sky iron train and falls from track girder, from
And avoid and empty iron train is caused to damage, improve personnel's peace in the traveling reliability and empty iron train of sky iron train
Entirely.
Further, in the preferred technical solution of the present invention, in order to increase between superposing type damping unit and track girder
Frictional force, superposing type damping unit includes the first friction portion and the second friction portion, the first friction portion and the second friction portion and rail
Road beam is slidably connected, and the first friction portion is connected by the first connector with the second friction portion and rubbed with adjusting the first friction portion and second
Friction coefficient between wiping portion and the damping area of track girder is rubbed with adjusting the first friction portion with second by adjusting the first connector
The spacing in wiping portion is to adjust the clamping degree between the first friction portion and the second friction portion and the damping area of track girder, to change
The friction coefficient become between the first friction portion and the second friction portion and the damping area of track girder is to change the first friction portion and second
Clamping force between friction portion and the damping area of track girder, to change the resistance in the first friction portion and the second friction portion and track girder
Force of sliding friction between Buddhist nun face, to meet the demand of different frictional force so that car bumper device is expanded using more flexible
The application range of car bumper device.
Scheme 1：A kind of car bumper device of suspension type sky iron, which is characterized in that car bumper device includes car body contact device, extremely
A few superposing type damping unit；
Car body contact device is slidably installed on track girder, is used for and is directly applied row to car body under car body contact condition
Into resistance；
Superposing type damping unit is slidably installed on track girder, and setting is contacted in car body between device and precalculated position；
Precalculated position is the extreme position of the admissible traveling of predefined empty iron train；
Superposing type damping unit can be longitudinally superimposed to increase damping force with car body contact device along track girder.
Scheme 2：According to the car bumper device described in scheme 1, which is characterized in that superposing type damping unit includes the first friction portion
With the second friction portion, the first friction portion and the second friction portion are slidably connected with track girder, and the first friction portion and the second friction portion are logical
The connection of the first connector is crossed to adjust the friction coefficient between the first friction portion and the second friction portion and the damping area of track girder.
Scheme 3：According to the car bumper device described in scheme 2, which is characterized in that superposing type damping unit be H-shaped structure, first
Friction portion and the second friction portion are horizontally disposed platy structure, are passed through in the middle part of the middle part in the first friction portion and the second friction portion
First connector connects, and the open end of H-shaped structure and the damping area of track girder are slidably connected.
Scheme 4：According to the car bumper device described in scheme 3, which is characterized in that superposing type damping unit is concave structure, the
The first end in one friction portion is connected with the first end in the second friction portion, and the second of the second end in the first friction portion and the second friction portion
End is connected by the first connector, and the open end of concave structure and the damping area of track girder are slidably connected.
Scheme 5：Car bumper device according to any one of scheme 2 to 4, which is characterized in that the damping area of track girder
Surface roughness is more than default roughness threshold value to improve the friction coefficient between superposing type damping unit and damping area.
Scheme 6：According to the car bumper device described in scheme 2, which is characterized in that the first connector includes the first connecting screw,
The first elastic washer component, the second end of the first connecting screw are equipped between the first end of first connecting screw and the first friction portion
The second elastic washer component is equipped between the second friction portion.
Scheme 7：According to the car bumper device described in scheme 6, which is characterized in that the first elastic washer component and the second cushion
Coil assembly include the first plain washer set gradually from the first end of the first connecting screw to the second end of the first connecting screw,
First butterfly gasket, the second butterfly gasket and the second plain washer, the direction at the closing in end of the first butterfly gasket and the second butterfly pad
The direction at the closing in end of circle is opposite.
Scheme 8：According to the car bumper device described in scheme 1, which is characterized in that the quantity of superposing type damping unit is at least two
A, two adjacent superposing type damping units are connected by damper to increase damping force.
Scheme 9：According to the car bumper device described in scheme 1, which is characterized in that car body contact device includes car body contact knot
Structure, track girder sliding contact structure；
Car body contact structures are slidably connected by track girder sliding contact structure and track girder to inhibit car body contact structures
Shaking.
Scheme 10：According to the car bumper device described in scheme 9, which is characterized in that car body contact structures include：
Holder, the second connector that the top of holder is connect with track girder sliding contact structure；
At least level-one hydraulic cylinder, at least level-one hydraulic cylinder are arranged on holder, at least the end of level-one hydraulic cylinder
Equipped with cushion pad；
Oil storage cabin, at least level-one hydraulic cylinder are connected to oil storage cabin cycle.
Scheme 11：According to the car bumper device described in scheme 10, which is characterized in that track girder sliding contact structure includes level
The first sliding panel and the second sliding panel being arranged, the first sliding panel and the second sliding panel pass through third connector and the second connector
Connection, forms sliding slot, the first sliding panel and the second sliding panel pass through sliding slot and rail between the first sliding panel and the second sliding panel
Road beam is slidably connected.
Scheme 12：According to the car bumper device described in scheme 11, which is characterized in that second sliding panel includes multiple slidings
Body, the multiple slide mass are set gradually along the length direction of second sliding panel, and the slide mass is connected by the third
Fitting is connect with first sliding panel.
Scheme 13：According to the car bumper device of scheme 11, which is characterized in that wherein, the close superposing type resistance of a slide mass
One end of Buddhist nun's device is equipped with scraper plate, and scraper plate is dirty on track girder for removing.
Scheme 14：According to the car bumper device described in scheme 11, which is characterized in that third connector includes the second connection spiral shell
Bar, is equipped with third elastic washer component between the first end of the second connecting screw and the first sliding panel, and the of the second connecting screw
The 4th elastic washer component is equipped between two ends and the second sliding panel.
Scheme 15：According to the car bumper device described in scheme 14, which is characterized in that the third elastic washer component and described
4th elastic washer component include from the first end of second connecting screw to the second end of second connecting screw according to
Third plain washer, third butterfly gasket, the 4th butterfly gasket and the 4th plain washer of secondary setting, the receipts of the third butterfly gasket
The direction at mouth end is opposite with the direction at closing in end of the 4th butterfly gasket.
Scheme 16：A kind of superposing type damping unit, which is characterized in that superposing type damping unit includes the first friction portion and the
Two friction portions, the first friction portion and the second friction portion are slidably connected with track girder, and the first friction portion and the second friction portion pass through
A connection piece is connected to adjust the friction coefficient between the first friction portion and the second friction portion and the damping area of track girder.
Scheme 17：Superposing type damping unit according to scheme 16, which is characterized in that superposing type damping unit is H-shaped
Structure, the first friction portion and the second friction portion are horizontally disposed platy structure, the middle part in the first friction portion and the second friction portion
Middle part connected by the first connector, the open end of H-shaped structure and the damping area of track girder are slidably connected.
Scheme 18：Superposing type damping unit according to scheme 17, which is characterized in that superposing type damping unit is spill
Structure, the first end in the first friction portion are connected with the first end in the second friction portion, the second end in the first friction portion and the second friction
The second end in portion is connected by the first connector, and the open end of concave structure and the damping area of track girder are slidably connected.
Scheme 19：According to 16 to 18 any one of them superposing type damping unit of scheme, which is characterized in that the resistance of track girder
The surface roughness in Buddhist nun face is more than default roughness threshold value to improve the friction coefficient between superposing type damping unit and damping area.
Scheme 20：Superposing type damping unit according to scheme 16, which is characterized in that the first connector includes the first company
Screw rod is connect, the first elastic washer component, the first connecting screw are equipped between the first end of the first connecting screw and the first friction portion
Second end and the second friction portion between be equipped with the second elastic washer component.
Scheme 21：Superposing type damping unit according to scheme 20, which is characterized in that the first elastic washer component
Include from the first end of first connecting screw to first connecting screw with the second elastic washer component
The first plain washer, the first butterfly gasket, the second butterfly gasket and the second plain washer that two ends are set gradually, the first butterfly pad
The direction at the closing in end of circle is opposite with the direction at closing in end of the second butterfly gasket.
Scheme 22：A kind of superposing type damping system, which is characterized in that superposing type damping system includes appointing in scheme 1 to 15
Car bumper device described in one.
Scheme 23：A kind of impact protector system of suspension type sky iron, which is characterized in that impact protector system includes track
Car bumper described in any one of beam, the empty iron train that hangs on track girder and can be travelled along track girder and scheme 1 to 15
Device, the end of empty iron train are equipped with contact component, and the car body contact device of contact component and car bumper device is in a contact fashion
Connection.
Scheme 24：Impact protector system according to scheme 23, which is characterized in that the impact protector system further includes
Attention device, the attention device is arranged on the track girder or is arranged on the car bumper device, for prompting the car bumper
The position of device.
Scheme 25：A kind of suspension type sky iron system, which is characterized in that suspension type sky iron system includes described in scheme 23 or 24
Suspension type sky iron impact protector system.
Description of the drawings
Fig. 1 is the structural schematic diagram of the overhead rail sky iron train of the present invention；
Fig. 2 is the explosive view of the track girder sliding contact structure of the present invention；
Fig. 3 is the partial enlarged view of the parts A-A in Fig. 2；
Fig. 4 is the first structure schematic diagram of the superposing type damping unit of the present invention；
Fig. 5 is the partial enlarged view of the parts B-B in Fig. 4；
Fig. 6 is the second structural schematic diagram of the superposing type damping unit of the present invention；
Fig. 7 is the third structural schematic diagram of the superposing type damping unit of the present invention；
Fig. 8 is the 4th structural schematic diagram of the superposing type damping unit of the present invention；
Fig. 9 is the 5th structural schematic diagram of the superposing type damping unit of the present invention；
Figure 10 is the 6th structural schematic diagram of the superposing type damping unit of the present invention；
Figure 11 is the 7th structural schematic diagram of the superposing type damping unit of the present invention；
Figure 12 is the 8th structural schematic diagram of the superposing type damping unit of the present invention；
Figure 13 is the 9th structural schematic diagram of the superposing type damping unit of the present invention；
Figure 14 is the tenth structural schematic diagram of the superposing type damping unit of the present invention；
Figure 15 is the 11st structural schematic diagram of the superposing type damping unit of the present invention；
Figure 16 is the 12nd structural schematic diagram of the superposing type damping unit of the present invention；
Figure 17 is the 13rd structural schematic diagram of the superposing type damping unit of the present invention；
Figure 18 is the structural schematic diagram of the car body contact structures of the present invention；
Figure 19 is the first operating status schematic diagram of the empty iron train and car bumper device of the present invention；
Figure 20 is the second operating status schematic diagram of the empty iron train and car bumper device of the present invention；
Figure 21 is the third operating status schematic diagram of the empty iron train and car bumper device of the present invention；
Figure 22 is the 4th operating status schematic diagram of the empty iron train and car bumper device of the present invention；
Figure 23 is the 5th operating status schematic diagram of the empty iron train and car bumper device of the present invention；
Figure 24 is the first operating status schematic diagram of the friction component of the present invention；
Figure 25 is the second operating status schematic diagram of the friction component of the present invention；
Figure 26 is the third operating status schematic diagram of the friction component of the present invention.
Specific implementation mode
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining the technical principle of the present invention, it is not intended that limit the scope of the invention.For example, although
The application is combined track beam to describe, and still, technical scheme of the present invention is not limited thereto, and the car bumper device is obviously
Other similar occasions are can be applied to, this change is without departing from the principle and scope of the present invention.
It should be noted that in the description of the present invention, the direction of the instructions such as term "inner", "outside", "center", "bottom" or
The term of position relationship is direction based on ... shown in the drawings or position relationship, this is intended merely to facilitate description, rather than indicates
Or imply that described device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as
Limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance.
In addition it is also necessary to explanation, in the description of the present invention unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
Based on the problem that the existing car bumper device proposed in background technology is larger to the impact damage of empty iron train, the present invention
Provide a kind of car bumper device of suspension type sky iron, superposing type damping unit, superposing type damping system and impact protector system, purport
The frictional force between device and the empty iron train of superposing type damping unit raising and track girder is being contacted by car body, reduces sky iron
The speed of train driving avoids sky iron train and falls from track girder, causes to damage so as to avoid to empty iron train, improves
Personnel safety in the traveling reliability of empty iron train and empty iron train.
It is the structural schematic diagram of the overhead rail sky iron train of the present invention referring to Fig. 1 to Figure 26, Fig. 1；Fig. 2 is of the invention
The explosive view of track girder sliding contact structure；Fig. 3 is the partial enlarged view of the parts A-A in Fig. 2；Fig. 4 is the superposing type of the present invention
The first structure schematic diagram of damping unit；Fig. 5 is the partial enlarged view of the parts B-B in Fig. 4；Fig. 6 is the superposing type resistance of the present invention
Second structural schematic diagram of Buddhist nun's device；Fig. 7 is the third structural schematic diagram of the superposing type damping unit of the present invention；Fig. 8 is this hair
4th structural schematic diagram of bright superposing type damping unit；Fig. 9 is the 5th structural representation of the superposing type damping unit of the present invention
Figure；Figure 10 is the 6th structural schematic diagram of the superposing type damping unit of the present invention；Figure 11 is the superposing type damping unit of the present invention
The 7th structural schematic diagram；Figure 12 is the 8th structural schematic diagram of the superposing type damping unit of the present invention；Figure 13 is of the invention
9th structural schematic diagram of superposing type damping unit；Figure 14 is the tenth structural schematic diagram of the superposing type damping unit of the present invention；
Figure 15 is the 11st structural schematic diagram of the superposing type damping unit of the present invention；Figure 16 is the superposing type damping unit of the present invention
12nd structural schematic diagram；Figure 17 is the 13rd structural schematic diagram of the superposing type damping unit of the present invention；Figure 18 is the present invention
Car body contact structures structural schematic diagram；Figure 19 is that the empty iron train of the present invention and the first operating status of car bumper device are illustrated
Figure；Figure 20 is the second operating status schematic diagram of the empty iron train and car bumper device of the present invention；Figure 21 is the empty iron row of the present invention
The third operating status schematic diagram of vehicle and car bumper device；Figure 22 is the empty iron train of the present invention and the 4th operation shape of car bumper device
State schematic diagram；Figure 23 is the 5th operating status schematic diagram of the empty iron train and car bumper device of the present invention；Figure 24 is of the invention
First operating status schematic diagram of friction component；Figure 25 is the second operating status schematic diagram of the friction component of the present invention；Figure 26
It is the third operating status schematic diagram of the friction component of the present invention.As shown in Figure 1, the superposing type damping unit 2 of the present invention includes
First friction portion 21 and the second friction portion 22, the first friction portion 21 and the second friction portion 22 are slidably connected with track girder 3, and first rubs
Wiping portion 21 and the second friction portion 22 are connected by the first connector 23 to adjust the first friction portion 21 and the second friction portion 22 and rail
Friction coefficient between the damping area of road beam 3.
Preferably, as shown in figure 4, the first connector 23 includes the first connecting screw 231, the of the first connecting screw 231
The first elastic washer component 232 is equipped between one end and the first friction portion 21, the second end of the first connecting screw 231 is rubbed with second
The second elastic washer component 233 is equipped between wiping portion 22 to increase the first connector 23 and the first friction portion 21 and the second friction portion
Elastic force between 22.
Preferably, as shown in figure 5, the first elastic washer component 232 and the second elastic washer component 233 include by first
The first plain washer 2321, the first butterfly gasket that the first end of connecting screw is set gradually to the second end of the first connecting screw
2322, the second butterfly gasket 2323 and the second plain washer 2324, direction and second butterfly at the closing in end of the first butterfly gasket 2322
The direction at the closing in end of shape washer 2323 is opposite.Superposing type damping unit 2 and track are can accurately adjust by butterfly gasket
Frictional force between beam 3, but also the in the same size of superposing type damping unit 2 and the frictional force of 3 both sides of track girder can be made, from
And make uniform force during hitting sliding of iron train 4 of having leisure.
Preferably, the closing in end of second butterfly gasket of direction 2323 at the closing in end of the first butterfly gasket 2322, and second
The closing in end of butterfly gasket 2323 is also towards the closing in end of the first butterfly gasket 2322.Preferably, the first plain washer 2321, first
The quantity of butterfly gasket 2322, the second butterfly gasket 2323 and the second plain washer 2324 be it is at least one, can be according to superposing type
The size of required frictional force adjusts the first plain washer 2321, the first butterfly gasket between damping unit 2 and track girder 3
2322, the quantity of the second butterfly gasket 2323 and the second plain washer 2324.It can also be by changing the first plain washer 2321, first
The combination of butterfly gasket 2322, the second butterfly gasket 2323 and the second plain washer 2324 adjusts superposing type damping unit 2
With the frictional force between track girder 3.
Preferably, superposing type damping unit 2 is H-shaped structure, and the first friction portion 21 and the second friction portion 22 are horizontally disposed
Platy structure, the middle part in the middle part in the first friction portion 21 and the second friction portion 22 connected by the first connector 23, H-shaped structure
Open end and the damping area of track girder 3 be slidably connected.Preferably, the first friction portion 21 and the second friction portion 22 pass through multiple
One connecting screw 231 connects, and the first link screw rod is set in the first friction portion 21 about the first the substantially symmetrical about its central axis of friction portion 21
It sets.
Preferably, superposing type damping unit 2 is concave structure, the first end in the first friction portion 21 and the second friction portion 22
First end connects, and the second end in the second end in the first friction portion 21 and the second friction portion 22 is connected by the first connector 23, recessed
The open end of shape structure and the damping area of track girder 3 are slidably connected.
Preferably, the first friction portion 21 and the second friction portion 22 are L-shaped structure, the transverse direction in L-shaped first friction portion 21
The lateral part in part and L-shaped second friction portion 22 is connected by high-strength bolts, the vertical portion in L-shaped first friction portion 21
Divide and the vertical section in L-shaped second friction portion 22 is connected by the first connecting screw 231.
Preferably, the length of the lateral part in the first friction portion 21 is more than the length of the lateral part in the second friction portion 22.
Preferably, the first connecting screw 231 is high-strength bolt.
In above process, the first friction portion 21 and the second friction portion 22 are adjusted by adjusting the first connecting screw 231
Between spacing to adjust the clamping degree between the first friction portion 21 and the second friction portion 22 and the damping area of track girder 3,
It is rubbed to change the friction coefficient between the first friction portion 21 and the second friction portion 22 and the damping area of track girder 3 with changing first
Clamping force between wiping portion 21 and the second friction portion 22 and the damping area of track girder 3, to change the first friction portion 21 and second
Force of sliding friction between friction portion 22 and the damping area of track girder 3, to meet the demand of different frictional force so that car bumper fills
It is more flexible to set use, expands the application range of car bumper device.
In order to further increase the frictional force between track girder 3 and superposing type damping unit 2, the damping area of track girder 3
Surface roughness is more than default roughness threshold value to improve the friction coefficient between superposing type damping unit 2 and damping area, thus
Increase the frictional force between track girder 3 and superposing type damping unit 2.
In above structure, by presetting the setting of roughness threshold value, whether the surface roughness that can provide damping area is full
The conclusion of sufficient increasing friction force avoids sky iron train 4 and falls from track girder 3, causes to damage so as to avoid to empty iron train 4
Wound improves the personnel safety in the traveling reliability and empty iron train 4 of sky iron train 4.Wherein, it is tried repeatedly by inventor
It tests, observe, analyze and compares, determine that default roughness threshold value is avoid sky iron train 4 from falling from track girder 3 minimum coarse
When spending, sky iron train 4 can be avoided and fallen from track girder 3, cause to damage so as to avoid to empty iron train 4, improve
Personnel safety in the traveling reliability of empty iron train 4 and empty iron train 4.In practical applications, roughness threshold value is preset
Practical value is not limited to the minimum roughness for avoiding sky iron train 4 from falling from track girder 3, can be by those skilled in the art's root
According to the experiment or experience obtains.
In said structure, the quantity of superposing type damping unit 2 is at least two, adjacent two superposing type damping units
2 are connected by damper to increase damping force.When empty iron train 4 and car bumper device collide, pass through the damping of damper
Effect, the frictional force between empty iron train 4 and car bumper device gradually increase, can not only to reduce the speed of empty 4 traveling of iron train
It enough avoids sky iron train 4 to fall from track girder 3, and avoids and empty iron train 4 is caused to damage, improve sky iron train
Personnel safety in 4 traveling reliability and empty iron train 4.
In addition, the present invention also provides a kind of car bumper device of suspension type sky iron, car bumper device includes car body contact device 1
With superposing type damping unit 2；Car body contact device 1 be slidably installed on track girder 3, for under car body contact condition directly
Apply running resistance to car body；Superposing type damping unit 2 is slidably installed on track girder 3, setting car body contact device 1 with
Between precalculated position；Precalculated position is the extreme position of predefined empty 4 admissible traveling of iron train；Superposing type damping unit
2 can be superimposed along 3 longitudinal direction of track girder to increase damping force with car body contact device 1.
Preferably, car body contact device 1 includes car body contact structures 11,3 sliding contact structure 12 of track girder；Car body contacts
Structure 11 is slidably connected with track girder 3 to inhibit the shaking of car body contact structures 11 by 3 sliding contact structure 12 of track girder.
Preferably, car body contact structures 11 are car bumper device, and car bumper device includes：Holder 111, the top of holder 111 and track
Second connector of 3 sliding contact structure 12 of beam connection；At least level-one hydraulic cylinder 112, at least level-one hydraulic cylinder 112 are arranged
On holder 111, at least the end of level-one hydraulic cylinder 112 is equipped with cushion pad 1121；Oil storage cabin 113, at least level-one hydraulic oil
Cylinder 112 is connected to the cycle of oil storage cabin 113.Preferably, oil cylinder is three-level oil cylinder.When empty iron train 4 and car bumper device collide,
The impact force that empty iron train 4 and the collision of car bumper device are buffered using hydraulic principle, to inhibit between sky iron train 4 and car bumper device
Collision, avoid and empty iron train 4 caused to damage, improve in the traveling reliability and empty iron train 4 of sky iron train 4
Personnel safety.
Preferably, resetting spring is additionally provided in hydraulic cylinder 112, resetting spring enables to hydraulic cylinder 112 automatically multiple
Position.
When colliding in order to avoid empty iron train 4 and car bumper device, the car body hook of empty iron train 4 is damaged, hydraulic oil
The pressure of cylinder is less than the impact force between car bumper device and empty iron train.
Preferably, 3 sliding contact structure 12 of track girder includes 121 and second sliding panel of horizontally disposed first sliding panel
122, the first sliding panel 121 is connected with the second sliding panel 122 by third connector and the second connector, the first sliding panel 121
And second form sliding slot, the first sliding panel 121 and the second sliding panel 122 between sliding panel 122 and pass through sliding slot and slided with track girder 3
Dynamic connection.
Preferably, as shown in Fig. 2, third connector includes the second connecting screw 123, the first of the second connecting screw 123
Third elastic washer component 124 is equipped between end and the first sliding panel 121, the second end of the second connecting screw 123 is slided with second
The 4th elastic washer component 125 is equipped between movable plate 122.
Preferably, as shown in figure 3, third elastic washer component and the 4th elastic washer component include by the second connection spiral shell
Third plain washer 1251 that the first end of bar is set gradually to the second end of the second connecting screw, third butterfly gasket 1252,
Four butterfly gaskets 1253 and the 4th plain washer 1254, direction and the 4th butterfly gasket at the closing in end of third butterfly gasket 1252
The direction at 1253 closing in end is opposite.Track girder sliding contact structure 11 and track girder are can accurately adjust by butterfly gasket
Frictional force between 3, but also the size one of track girder sliding contact structure 11 and the frictional force of 3 both sides of track girder can be made
It causes, so that uniform force during hitting sliding of empty iron train 4.
Preferably, the closing in end of the 4th butterfly gasket 1253 of direction at the closing in end of third butterfly gasket 1252, and the 4th
The closing in end of butterfly gasket 1253 is also towards the closing in end of third butterfly gasket 1252.Preferably, third plain washer 1251, third
The quantity of butterfly gasket 1252, the 4th butterfly gasket 1253 and the 4th plain washer 1254 be it is at least one, can be according to track girder
The size of required frictional force adjusts third plain washer 1251, third butterfly between sliding contact structure 11 and track girder 3
The quantity of washer 1252, the 4th butterfly gasket 1253 and the 4th plain washer 1254.Can also by change third plain washer 1251,
The combination of third butterfly gasket 1252, the 4th butterfly gasket 1253 and the 4th plain washer 1254 is carried out the sliding of adjustable track beam and is connect
Touch the frictional force between structure 11 and track girder 3.
Preferably, the first sliding panel 121 and the second sliding panel 122 are horizontally disposed, and the first sliding panel 121 is arranged in track girder
The lower section of 3 track, the second sliding panel 122 be arranged the top of the track of track girder 3 and positioned at the first sliding panel 121 just on
Side, corresponding track is slidably connected respectively for the both ends of sliding slot.After empty iron train 4 and car bumper device collide, colliding
Under the action of power, car bumper device is slided by track girder sliding contact structure along the enforcement direction of empty iron train 4, and track girder is passed through
Sliding contact structure makes the holding balance of iron train 4 of having leisure so that empty iron train 4 can stablize traveling, avoid sky iron train 4 and go out
The case where existing double swerve, improves the personnel safety in the traveling reliability and empty iron train 4 of sky iron train 4.
During actual use, as shown in figure 4, can be by the track of H-shaped superposing type damping unit 2 and track girder 3
It is slidably connected, at this point, the surface of the track of track girder 3 is damping area；It is filled as shown in fig. 6, H-shaped superposing type can also be damped
It sets 2 to connect with the first slide plate slides being arranged inside track girder 3, at this point, the surface of the first slide plate inside track girder 3 is
Damping area.After empty iron train 4 and car bumper device collide, under the action of impact force, by 2 edge of H-shaped superposing type damping unit
The travel direction for empty iron train 4 pushes, and passes through the first friction portion 21 and the second friction portion 22 of H-shaped superposing type damping unit 2
Friction with track is to increase the frictional force between H-shaped superposing type damping unit 2 and track girder 3, to reduce sky iron train 4
The speed of traveling avoids sky iron train 4 and falls from track girder 3, causes to damage so as to avoid to empty iron train 4, improves
Personnel safety in the traveling reliability of empty iron train 4 and empty iron train 4.
Preferably, as shown in fig. 7, spill superposing type damping unit 2 is symmetricly set on the track of track girder 3 and and rail
The track of road beam 3 is slidably connected, at this point, the surface of the track of track girder 3 is damping area.
As shown in figure 8, spill superposing type damping unit 2 can also be symmetricly set on the inside of track girder 3 and with setting
The first slide plate slides connection inside track girder 3, at this point, the surface of the first slide plate inside track girder 3 is damping area.
As shown in figure 9, spill superposing type damping unit 2 can also be symmetricly set on to the left and right sides of track girder 3, and with
The the second slide plate slides connection being arranged outside track girder 3, at this point, the surface of the second slide plate outside track girder 3 is to damp
Face；Preferably, the end of the second slide plate is equipped with spherical sliding block, and the open end of spill superposing type damping unit 2 is equipped with to be slided with spherical shape
The spherical sliding slot that block matches, spherical sliding slot are slidably matched with spherical sliding slot.Further, as shown in Figure 10, will be arranged in-orbit
The bottom of the spill superposing type damping unit 2 of the left and right sides of road beam 3 is connected by connector.
As shown in figure 11, spill superposing type damping unit 2 can also be symmetricly set on to the bottom of track girder 3, and with set
The third slide plate slides connection in 3 bottom of track girder is set, at this point, the surface of the third slide plate of 3 bottom of track girder is damping area；
Preferably, the end of third slide plate is equipped with spherical sliding block, and the open end of spill superposing type damping unit 2 is equipped with and spherical sliding block phase
Matched spherical shape sliding slot, spherical sliding slot are slidably matched with spherical sliding slot.Further, as shown in figure 12, it will be symmetrical arranged in-orbit
The Bottom concave superposing type damping unit 2 of road beam 3 is connected by connector.
As shown in figure 13, spill superposing type damping unit 2 can also be symmetricly set on the track of track girder 3 and and rail
The track of road beam 3 is slidably connected；Spill superposing type damping unit 2 will be symmetricly set on to the left and right sides of track girder 3 simultaneously, and
It is connect with the second slide plate slides being arranged outside track girder 3, at this point, outside the surface of the track of track girder 3 and track girder 3
The surface of the second slide plate be damping area.
As shown in figure 14, spill superposing type damping unit 2 can also be symmetricly set on the inside of track girder 3 and with setting
The first slide plate slides connection inside track girder 3；Spill superposing type damping unit 2 will be symmetricly set on track girder 3 simultaneously
The left and right sides, and connect with the second slide plate slides being arranged outside track girder 3, at this point, the first slide plate of inside of track girder 3
Surface and track girder 3 outside the surface of the second slide plate be damping area.
As shown in figure 15, spill superposing type damping unit 2 can also be symmetricly set on the inside of track girder 3 and with setting
The first slide plate slides connection inside track girder 3；Spill superposing type damping unit 2 is symmetricly set on track girder 3 simultaneously
Bottom, and connect with the third slide plate slides for being arranged in 3 bottom of track girder, at this point, the surface of the first slide plate inside track girder 3
And the surface of the third slide plate of 3 bottom of track girder is damping area.
As shown in figure 16, H-shaped superposing type damping unit 2 and the track of track girder 3 can be slidably connected；It simultaneously will be recessed
Shape superposing type damping unit 2 is symmetricly set on the left and right sides of track girder 3, and with the second slide plate for being arranged outside track girder 3
It is slidably connected, at this point, the surface of the second slide plate outside the surface of the track of track girder 3 and track girder 3 is damping area.
As shown in figure 17, H-shaped superposing type damping unit 2 and the first slide plate being arranged inside track girder 3 can also be slided
Dynamic connection；Spill superposing type damping unit 2 is symmetricly set on to the bottom of track girder 3 simultaneously, and with setting in 3 bottom of track girder
The connection of third slide plate slides, it is preferable that the end of third slide plate is equipped with spherical sliding block, and spill superposing type damping unit 2 opens
Mouth end is equipped with the spherical sliding slot to match with spherical sliding block, and spherical sliding slot is slidably matched with spherical sliding slot；It further, will be symmetrical
The Bottom concave superposing type damping unit 2 being arranged in track girder 3 is connected by connector.At this point, first inside track girder 3 slides
The surface of the third slide plate of 3 bottom of surface and track girder of plate is damping area.
It should be further noted that the quantity of superposing type damping unit 2 can according to the increase in demand of actual use or
Person is reduced, and it is how many that no matter the quantity of superposing type damping unit 2, which increases, by all superposing type damping units 2 in track girder 3
Upper interval setting.
The empty iron train 4 of the present invention includes that four-stage is inhaled with the process that car bumper device collides, respectively：First rank
Section is undertaken by hydraulic package；Second stage is undertaken by attachment device damping friction component, and the phase III is by being set to along track
Damping friction block undertake, fourth stage is undertaken by the fixation limiting device for being set to beam-ends.Wherein, the end of track girder 3 is set
There is closure member 31, to limit the extreme position of empty 4 admissible traveling of iron train.
Specifically, as shown in Figure 19 and Figure 24, empty iron train 4 is close to car bumper device, as shown in Figure 20 and Figure 24, empty iron
Train 4 is contacted with car bumper device, and as shown in Figure 21 and Figure 24, the empty hook of iron train 4 collides with car bumper device, and hydraulic cylinder, which is pressurized, to be inhaled
Kinetic energy is received, crumple stroke is completed；As shown in Figure 22 and Figure 25, empty iron train 4 hook is contacted with car stop hydraulic pressure unit, hydraulic cylinder by
Pressure absorbs kinetic energy, completes crumple stroke, and hydraulic package mounting platform starts friction component and formed with the friction component arranged thereafter
Energy-absorbing group, it is common to absorb empty 4 kinetic energy of iron train and continue crumple；As shown in Figure 23 and Figure 26, the design of energy-absorbing group is arranged by empty iron
The frictional resistance decision of 4 max. speed of vehicle, empty iron train 4 overload quality, single superposing type damping unit 2, it is ensured that empty iron train 4
Stop before reaching 31 end of track girder.
In addition, the present invention also provides a kind of superposing type damping system, superposing type damping system includes above-mentioned car bumper device,
The damping system reduces the speed of the traveling of sky iron train 4 using above-mentioned car bumper device, avoids sky iron train 4 from track girder 3
On fall, cause to damage so as to avoid to empty iron train 4, improve the traveling reliability and empty iron train 4 of sky iron train 4
Interior personnel safety.
In addition, the present invention also provides a kind of impact protector system of suspension type sky iron, impact protector system includes track
Beam 3, hang on track girder 3 and can along the empty iron train 4 and above-mentioned car bumper device that track girder 3 travels, empty iron train 4
End is equipped with contact component 41, and contact component 41 is connect in a contact fashion with the car body of car bumper device contact device 1, the suspension
The impact protector system of formula sky iron reduces the speed of the traveling of sky iron train 4 using above-mentioned car bumper device, avoids sky iron train 4
Fall from track girder 3, cause to damage so as to avoid to empty iron train 4, improve sky iron train 4 traveling reliability and
Personnel safety in empty iron train 4.Preferably, contact component 41 is linked up with for car body.
Further, in order to prompt the position of car bumper device, the impact protector system further includes attention device, described
Attention device is arranged on the track girder or is arranged on the car bumper device to prompt the position of car bumper device.
Preferably, attention device prompts the position of car bumper device in a manner of light, sound, voice or mark.
In addition, the present invention also provides a kind of suspension type sky iron system, suspension type sky iron system includes that above-mentioned suspension type is empty
The impact protector system of iron, the suspension type sky iron system are reduced the speed of the traveling of sky iron train 4 using above-mentioned car bumper device, kept away
Exempt from empty iron train 4 to fall from track girder 3, caused to damage so as to avoid to empty iron train 4, improves sky iron train 4
Travel the personnel safety in reliability and empty iron train 4.
So far, it has been combined preferred embodiment shown in the drawings and describes technical scheme of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific implementation modes.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make the relevant technologies feature equivalent change or replacement, these
Technical solution after change or replacement is fallen within protection scope of the present invention.
Claims (10)
1. a kind of car bumper device of suspension type sky iron, which is characterized in that the car bumper device includes car body contact device, at least one
A superposing type damping unit；
The car body contact device is slidably installed on track girder, is used for and is directly applied row to car body under car body contact condition
Into resistance；
The superposing type damping unit is slidably installed on track girder, setting the car body contact device and precalculated position it
Between；The precalculated position is the extreme position of the admissible traveling of predefined empty iron train；
The superposing type damping unit can be longitudinally superimposed to increase damping force with car body contact device along track girder.
2. car bumper device according to claim 1, which is characterized in that the superposing type damping unit includes the first friction portion
With the second friction portion, first friction portion and second friction portion are slidably connected with the track girder, first friction
Portion and second friction portion are connected by the first connector to adjust first friction portion and second friction portion and institute
State the friction coefficient between the damping area of track girder.
3. car bumper device according to claim 2, which is characterized in that the superposing type damping unit is H-shaped structure, described
First friction portion and the second friction portion are horizontally disposed platy structure, the middle part in first friction portion and the second friction portion
Middle part is connected by first connector, and the open end of the H-shaped structure and the damping area of the track girder are slidably connected.
4. car bumper device according to claim 3, which is characterized in that the superposing type damping unit is concave structure, institute
The first end for stating the first friction portion is connected with the first end in second friction portion, the second end in first friction portion and described
The second end in the second friction portion is connected by first connector, the resistance of the open end of the concave structure and the track girder
Buddhist nun face is slidably connected.
5. car bumper device according to any one of claim 2 to 4, which is characterized in that the damping area of the track girder
Surface roughness is more than default roughness threshold value to improve the friction system between the superposing type damping unit and the damping area
Number.
6. car bumper device according to claim 2, which is characterized in that first connector includes the first connecting screw,
The first elastic washer component, first connection are equipped between the first end and first friction portion of first connecting screw
The second elastic washer component is equipped between the second end of screw rod and second friction portion.
7. car bumper device according to claim 6, which is characterized in that the first elastic washer component and second bullet
Property gasket assembly includes being set gradually from the first end of first connecting screw to the second end of first connecting screw
The first plain washer, the first butterfly gasket, the second butterfly gasket and the second plain washer, the closing in end of first butterfly gasket
Direction is opposite with the direction at closing in end of the second butterfly gasket.
8. car bumper device according to claim 1, which is characterized in that the quantity of the superposing type damping unit is at least two
A, two adjacent superposing type damping units are connected by damper to increase the damping force.
9. car bumper device according to claim 1, which is characterized in that the car body contact device includes car body contact knot
Structure, track girder sliding contact structure；
The car body contact structures are slidably connected by the track girder sliding contact structure and the track girder with described in inhibition
The shaking of car body contact structures.
10. car bumper device according to claim 9, which is characterized in that the car body contact structures include：
Holder, the second connector that the top of the holder is connect with the track girder sliding contact structure；
At least level-one hydraulic cylinder, at least level-one hydraulic cylinder are arranged on the bracket, at least level-one hydraulic oil
The end of cylinder is equipped with cushion pad；
Oil storage cabin, at least level-one hydraulic cylinder are connected to oil storage cabin cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810010572.6A CN108275170B (en) | 2018-01-05 | 2018-01-05 | Vehicle bumper device, superposition type damping device, damping system and impact protection system |
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| CN201810010572.6A CN108275170B (en) | 2018-01-05 | 2018-01-05 | Vehicle bumper device, superposition type damping device, damping system and impact protection system |
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| CN108275170B CN108275170B (en) | 2023-11-28 |
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