CN109969207A - Front end switching mechanism used for rail vehicle and the rail vehicle with it - Google Patents
Front end switching mechanism used for rail vehicle and the rail vehicle with it Download PDFInfo
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- CN109969207A CN109969207A CN201711463993.6A CN201711463993A CN109969207A CN 109969207 A CN109969207 A CN 109969207A CN 201711463993 A CN201711463993 A CN 201711463993A CN 109969207 A CN109969207 A CN 109969207A
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- swing arm
- shield
- head
- switching mechanism
- rail vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Control Devices (AREA)
- Superstructure Of Vehicle (AREA)
Abstract
The invention discloses a kind of front end switching mechanism used for rail vehicle and with its rail vehicle, switching mechanism includes: the first head-shield, the second head-shield, bracket, the first swing arm, the second swing arm, driving member and handle；First head-shield and the second head-shield can be switched between the closed state mutually closed up and the opening state being mutually unfolded；First swing arm is connected with the first head-shield, and the first swing arm is rotationally connected with bracket；Second swing arm is connected with the second head-shield, and the second swing arm is rotationally connected with bracket；Driving member be connected respectively with the first swing arm and the second swing arm for make the first swing arm and the second swing arm it is synchronous and reversely rotate；Handle is connected with one in the first head-shield, the second head-shield, the first swing arm, the second swing arm.Switching mechanism according to an embodiment of the present invention can use handle manual actuation and realize the switching of the first head-shield and the second head-shield between closed state and opening state, and structure is simple, can reduce processing and resetting difficulty, and torque is big, easy to operate.
Description
Technical field
The present invention relates to rail vehicle field more particularly to a kind of front end switching mechanism used for rail vehicle and with its rail
Road vehicle.
Background technique
The front end of rail vehicle is typically provided switching mechanism, and there are two capouch to be opened/closed for switching mechanism tool.The relevant technologies
In switching mechanism, be equipped with rack gear and space four-links, driven using cylinder, utilize rack-and-pinion realize transmission, drive space
The on-off action of double leval jib realization capouch.
But on the fixed support saddle frame in orbit of the power source of above-mentioned switching mechanism, connecting rod acts on the power in swing arm
Square is smaller, moreover, two supporting mechanisms are provided in order to avoid each components since self weight moves down, in order to avoid interfering,
The empty avoiding of opposite swing arm fulcrum is also designed, structure is complicated, and adjustment requires high, heavier-weight, and space layout reasonability is poor,
It is very inconvenient to operate.
Summary of the invention
The present invention is directed to solve one of above-mentioned technical problem at least to a certain extent.
For this purpose, the present invention proposes that realization can be manually operated in a kind of front end switching mechanism used for rail vehicle, the switching mechanism
First head-shield and the second head-shield switch between the state mutually closed up and be mutually unfolded, and simple, the space cloth with structure
The advantages that office is reasonable, easy to operate.
The invention also provides a kind of rail vehicles with above-mentioned switching mechanism.
Front end switching mechanism used for rail vehicle according to an embodiment of the present invention, comprising: the first head-shield, the second head-shield, bracket,
First swing arm, the second swing arm, driving member and handle；First head-shield and second head-shield are in the closed state mutually closed up
It can be switched between the opening state being mutually unfolded；First swing arm is connected with first head-shield, and first swing arm can
Rotationally it is connected with the bracket；Second swing arm is connected with second head-shield, second swing arm rotationally with institute
Bracket is stated to be connected；The driving member be connected respectively with first swing arm and second swing arm for make first swing arm and
Second swing arm is synchronous and reversely rotates；The handle and first head-shield, the second head-shield, the first swing arm, the second swing arm
In one be connected.
Front end switching mechanism used for rail vehicle according to an embodiment of the present invention, by by handle and the first head-shield, second
Cover, the first swing arm and being connected in second swing arm realized using handle and driven, and by driving member be separately connected the first swing arm with
Second swing arm keeps the first swing arm synchronous with the second swing arm and reversely rotates, so that the first head-shield and the second head-shield be made to synchronize and close up
Or synchronous expansion, realize the switching of the first head-shield and the second head-shield between closed state and opening state, it is related that no setting is required
Spatial linkage in technology, structure is simple, can reduce processing and resetting difficulty, and acts on the first swing arm and second
Torque in swing arm is larger, easy to operate.
In addition, front end switching mechanism used for rail vehicle according to an embodiment of the present invention, can also have following additional skill
Art feature:
According to some embodiments of the present invention, the driving member includes: first gear, the first gear and described first
Swing arm is coaxially affixed；Second gear, the second gear and second swing arm are coaxially affixed, and the first gear and described
Second gear external toothing.
Optionally, the first gear and the second gear are sector gear.
According to some embodiments of the present invention, first swing arm from its rotation axis to the first head-shield part with
Second swing arm is from its rotation axis to the partial intersection the second head-shield.
According to some embodiments of the present invention, first swing arm includes the multiple of rotation axis coincident, second pendulum
Arm includes the multiple of rotation axis coincident.
According to some embodiments of the present invention, the bracket is equipped with: first sliding groove, and the first sliding groove is with described the
It is arc-shaped centered on the rotation axis of one swing arm；Second sliding slot, the second sliding slot are with the rotary shaft of second swing arm
It is arc-shaped centered on line, wherein first swing arm is equipped with the first roller bearing, and second swing arm is equipped with the second roller bearing,
First roller bearing protrudes into the first sliding groove and moves along the first sliding groove, and it is sliding that second roller bearing protrudes into described second
Slot and along the second sliding slot slidably.
According to some embodiments of the present invention, the handle is connected with first head-shield and extends downward into lower than described
First head-shield.
Optionally, extend after the handle extends downwardly towards the direction far from second head-shield.
Rail vehicle according to an embodiment of the present invention, including front end used for rail vehicle according to the above embodiment of the present invention are opened
Close mechanism.
Rail vehicle according to an embodiment of the present invention, by be arranged it is according to the above embodiment of the present invention it is used for rail vehicle before
Switching mechanism is held, can simplify structure, optimizes space layout, facilitates operation.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is solid of the front end switching mechanism used for rail vehicle in closed state according to some embodiments of the invention
Figure；
The schematic diagram of the part-structure of Fig. 2 figure switching mechanism according to an embodiment of the present invention；
Fig. 3 is solid of the front end switching mechanism used for rail vehicle of other embodiments according to the present invention in closed state
Figure；
Fig. 4 is the perspective view of switching mechanism shown in Fig. 3 in the open mode.
Appended drawing reference:
100: switching mechanism；
11: the first head-shields；12: the second head-shields；
2: bracket；21: first sliding groove；22: second sliding slot；
31: the first swing arms；311: the first roller bearings；
32: the second swing arms；321: the second roller bearings；
4: handle；
5: driving member；51: first gear；52: second gear.
Specific embodiment
In rail vehicle, switching mechanism is located at front end, wherein two capouch can be in the closed state and phase mutually closed up
Switch before the opening state being mutually unfolded, it, can be by two capouch in the docking of two section rail vehicles or when vehicle parking is repaired
Mutually expansion, to expose the hitch of rail vehicle front end setting；It when the rail vehicle is in normal operation, can be mutual by two capouch
Close up, hitch is hidden in rail vehicle, improves whole aesthetics.
Front end switching mechanism used for rail vehicle in the related technology is equipped with gear and rack teeth mechanism and space four bar linkage mechanism,
Wherein, using cylinder as power source, cylinder is fixed on support saddle frame in orbit, and cylinder drive rack is mobile, rack drives
Gear drive realizes the on-off action of two capouch to rotate using rack drives space four bar linkage mechanism.
However, in the switching mechanism of above structure, on the fixed support saddle frame in orbit of power source (i.e. above-mentioned cylinder),
Two connecting rods on support saddle frame push and pull the swing arm of the left and right sides respectively to make two capouch complete on-off action, beat in switching mechanism
When opening, to design with the direct empty avoiding of opposite swing arm and avoid that Xiang Hu Gan Wataru occurs, it is also necessary to which the portions such as the guide rail of limit are set
Part, to limit the rotational angle of swing arm, structure is complicated, heavier-weight, and processing and assembly difficulty are larger.Moreover, swing arm setting exists
The top of support plate on carrier base, setting fulcrum slides in the support plate on carrier base in swing arm, rubs larger.In addition,
In the switching mechanism of above structure, connecting rod acts on that the torque in swing arm is smaller, if being needed to lengthen and be opened using bigger torque
The length of mechanism in the longitudinal direction is closed, and needs the motor of bigger stroke, overall weight is also resulted in and is further aggravated.
For this purpose, the present invention provides a kind of front end switching mechanisms 100 used for rail vehicle.
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar component or component with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
1 and Fig. 2 describes front end switching mechanism 100 used for rail vehicle according to an embodiment of the present invention with reference to the accompanying drawings.Its
In, for ease of description and understand, up and down direction, front-rear direction and left and right directions are retouched by taking the direction of diagram as an example respectively
It states, in following description, front end switching mechanism 100 used for rail vehicle is referred to as switching mechanism 100.
Front end switching mechanism 100 used for rail vehicle according to an embodiment of the present invention includes: the first head-shield 11, the second head-shield
12, bracket 2, the first swing arm 31, the second swing arm 32, driving member 5 and handle 4.First head-shield 11 and the second head-shield 12 can be in phases
Switch between the closed state mutually closed up and the opening state being mutually unfolded, bracket 2 can be located at the first head-shield 11 and second
The rear portion of cover 12.
As shown in Figure 1, the first swing arm 31 can be connected with the first head-shield 11, the first swing arm 31 is rotationally connected with bracket 2,
First swing arm 31 can drive the first head-shield 11 to rotate relative to bracket 2 when rotating, the second swing arm 32 can be with 12 phase of the second head-shield
Even, the second swing arm 32 is rotationally connected with bracket 2, and the second swing arm 32 can drive the second head-shield 12 relative to bracket when rotating
2 rotations；On the contrary, the first swing arm 31 can be driven to rotate when the first head-shield 11 rotates, when the second head-shield 12 rotates, the can be driven
Two swing arms 32 rotation.
Driving member 5 can be connected with the first swing arm 31 and the second swing arm 32 respectively, and driving member 5 can be used for making 31 He of the first swing arm
Second swing arm 32 is synchronous and direction rotates.That is, driving member 5 can make the first swing arm 31 rotation synchronous with the second swing arm 32
Turn, and the direction of rotation of the first swing arm 31 and the second swing arm 32 is opposite.In this way, one in the first swing arm 31 and the second swing arm 32
When a rotation, the rotation of another synchronous backward can be such that 12 synchronous backward of the second head-shield revolves while the first head-shield 11 rotates
Turn, so as to realize the first head-shield 11 and the second head-shield 12 synchronize close up and synchronous expansion.
Handle 4 can be connected with one in the first head-shield 11, the second head-shield 12, the first swing arm 31 and the second swing arm 32, hand
Handle 4 is for operator's manual operation, to control the first head-shield 11 and the opening and closing of the second head-shield 12.
Specifically, handle 4 can be connected with the first swing arm 31 in example as shown in Figure 1, operator controls handle
When 4 driving the first swing arm 31 rotation, the first swing arm 31 drives the rotation of the first head-shield 11, simultaneously with this, in the effect of driving member 5
Under, the second swing arm 32 is synchronous with the first swing arm 31 and reversely rotates, to make 12 synchronous rotary of the second head-shield, may be implemented first
The switching of head-shield 11 and the second head-shield 12 between opening state and closed state；Alternatively, in example as shown in Figure 3 and Figure 4
In, handle 4 can connect the first head-shield 11, and when operator controls the rotation of the first head-shield 11 by handle, the first head-shield 11 is driven
First swing arm 31 relative to bracket 2 rotate, under the transmission effect of driving member 5, the second swing arm 32 it is synchronous with the first swing arm 31 and
It rotates backward, the second swing arm 32 drives the rotation of the second head-shield 12, and the first head-shield 11 also may be implemented and the second head-shield 12 is being opened
Switching between state and closed state.
Certainly, handle 4 can also be connected with the second swing arm 32 or the second head-shield 12, can equally make the first swing arm 31 and second
Swing arm 32 is synchronous and reversely rotates, to make the first head-shield 11 and the second head-shield 12 in the closed state mutually closed up and mutually exhibition
Switching is realized between the opening state opened.
Operator can be realized by operation handle 4 and be driven as a result, and using the transmission effect of driving member 5, can be made
First swing arm 31 is synchronous with the second swing arm 32 and reversely rotates, and realizes the first head-shield 11 and the second head-shield 12 in phase with can be convenient
Switching between the closed state mutually closed up and the opening state being mutually unfolded, the space connecting-rod machine that no setting is required in the related technology
Structure, structure is simple, easy to operate, can reduce processing and resetting difficulty, and acts on the first swing arm 31 and the second pendulum
Torque on arm 32 is larger, the lighter in weight of entire switching mechanism 100.
Front end switching mechanism 100 used for rail vehicle according to an embodiment of the present invention, by by handle 4 and the first head-shield 11,
It being connected in the second head-shield 12, the first swing arm 31 and the second swing arm 32 is realized and is driven using handle 4, and distinguished by driving member 5
The first swing arm 31 and the second swing arm 32 are connected, keep the first swing arm 31 synchronous with the second swing arm 32 and is reversely rotated, to make first
Head-shield 11 and the second head-shield 12 synchronize close up or synchronous expansion, realize that the first head-shield 11 and the second head-shield 12 in closed state and are beaten
Switching between open state, the spatial linkage that no setting is required in the related technology, structure is simple, can reduce processing and adjustment
Difficulty, and the torque acted in the first swing arm 31 and the second swing arm 32 is larger, it is easy to operate.
According to some embodiments of the present invention, driving member 5 may include: first gear 51 and second gear 52, the first tooth
Wheel 51 can be coaxial connected with the first swing arm 31, and second gear 52 can be coaxial connected with the second swing arm 32, and 51 He of first gear
52 external toothing of second gear.In this way, first gear 51 is synchronous with the first swing arm 31 to be turned when the first swing arm 31 pivots about axis rotation
It is dynamic, and first gear 51 and 52 external toothing of second gear, second gear 52 rotates backward, at this point, the second swing arm 32 and second
Gear 52 rotates synchronously, hereby it is achieved that the synchronous and reverse rotation of the first swing arm 31 and the second swing arm 32, so as to so that the
One head-shield 11 and the second head-shield 12 synchronize close up or synchronous expansion, and then realize cutting between closed state and opening state
It changes, transmission efficiency is high, good reliability, and simple in construction, easy to disassemble and assemble.
What needs to be explained here is that so-called coaxial be connected refers to that the gear is coaxially disposed with the swing arm, is fixedly linked, i.e.,
The gear and the swing arm can be with pivot in unison, this will be understood by those skilled in the art.Furthermore it is possible to manage
Solution, first gear 51 is identical with the number of teeth of second gear 52, and transmission is realized in the two external toothing, and direction of rotation is opposite.
Advantageously, first gear 51 and second gear 52 are sector gear, can not only realize the first swing arm 31 and
Transmission between two swing arms 32 keeps the first swing arm 31 synchronous with the second swing arm 32 and reversely rotates, and structure is simpler tight
It gathers, facilitates resigning, space utilization rate is high, is laid out more compact.
According to some embodiments of the present invention, the first swing arm 31 from its rotation axis to the first head-shield 11 part with
Second swing arm 32 is from its rotation axis to the partial intersection the second head-shield 12, that is, by the first swing arm 31 and the second swing arm 32
The structure intersected is formed, occupied space can be further decreased, can be further improved stability, and be easy to implement driving.
Advantageously, the first swing arm 31 may include the multiple of rotation axis coincident, and the second swing arm 32 also includes rotation axis
Be overlapped it is multiple, so as to using the first driven swing arm 31 and the second swing arm 32 auxiliary realize on-off action, high reliablity,
Stability is good.In the description of the present invention, the meaning of " plurality " is two or more.
For example, in example as shown in Figure 1, the first swing arm 31 may include it is two spaced along the vertical direction,
Second swing arm 32 may include two spaced along the vertical direction, and the rotation axis coincident of two the first swing arms 31,
The rotation axis coincident of two the second swing arms 32, the first swing arm 31 and the second swing arm 32 rotation that actuator driving is located above,
Underlying first swing arm 31 and the second swing arm 32 are synchronous driven, utilize underlying first swing arm 31 and the second swing arm 32
It realizes booster action, improves stability and reliability.Alternatively, actuator can be provided at the first swing arm 31 and the of lower section
The in two swing arms 32, making underlying first swing arm 31 and the second swing arm 32 being reversed and synchronous rotary, while being located above
One swing arm 31 and the driven rotation of the second swing arm 32.
Certainly, structure of the invention is without being limited thereto, and the first swing arm 31 and the second swing arm 32 can also be other quantity, driving
Part can be flexibly set in mutual corresponding first swing arm 31 therein and the second swing arm 32, not done to this present invention to this
It is specific to limit.
In order to improve the running accuracy of the first swing arm 31 and the second swing arm 32,21 He of first sliding groove can be equipped on bracket 2
Second sliding slot 22, as depicted in figs. 1 and 2, first sliding groove 21 can for the arc-shaped of the rotation axis of the first swing arm 31 and center,
Second sliding slot 22 can be arc-shaped centered on the rotation axis of the second swing arm 32, wherein can be equipped in the first swing arm 31
First roller bearing 311 can be equipped with the second roller bearing 321 in second swing arm 32, and the first roller bearing 311 can protrude into first sliding groove 21, and
And first roller bearing 311 it is removable along first sliding groove 21, the second roller bearing 321 can protrude into second sliding slot 22, and the second roller bearing 321
It is removable along second sliding slot 22, it not only can be by first sliding groove 21 and second sliding slot 22 to the first swing arm 31 and the second swing arm 32
Rotation booster action is provided, and can use first sliding groove 21 and second sliding slot 22 to the first swing arm 31 and the second swing arm 32
Realize limit, the kinetic stability and reliability of switching mechanism 100 can further be guaranteed, and can be realized accurate positioning.
Meanwhile the components such as guide rail that no setting is required in the related technology, machining accuracy and assembly difficulty can be reduced.In addition, the first rolling
The design of axis 311 and the second roller bearing 321 can be such that the first roller bearing 311 rolls in first sliding groove 21, and make the second roller bearing
321 roll in second sliding slot 22, substantially reduce friction, reduce noise, reduce loss.
According to some embodiments of the present invention, handle 4 can be connected with the first head-shield 11, i.e., operator can pass through handle 4
The rotation of the first head-shield 11 is directly driven, and handle 4 can be extended downward into lower than the first head-shield 11, can advanced optimize knot
Structure layout, keeps the structure of switching mechanism 100 more compact, realizes and operates to handle 4 convenient for operator.
In some embodiments, as shown in Figure 1, handle 4 can prolong after extending downwardly towards the direction far from the second head-shield 12
It stretches.That is, handle 4 first downwards and extends back, then extend back again.Thus, it is possible to be arranged handle 4 relatively wide
Spacious space convenient for users to exerting a force to handle 4, while can interfere to avoid handle 4 with other component, and can be improved can
By property.
Advantageously, switching mechanism 100 can also include positioning device (not shown), when the first swing arm 31 and the second pendulum
When the rotation of arm 32 is located at full open position to the first head-shield 11 and the second head-shield 12, positioning device can be used for the first swing arm
31, the second swing arm 32, the first head-shield 11 or the second head-shield 12 realize positioning, limit the rotation of the first swing arm 31 and the second swing arm 32
Turn, so that the first head-shield 11 and the second head-shield 12 are limited in the position being mutually unfolded, in order to carry out other operations to hitch,
Completeness can be improved.
To sum up, front end switching mechanism 100 used for rail vehicle according to an embodiment of the present invention, by by handle 4 and first
The 11, second head-shield 12, the first swing arm 31 and being connected in the second swing arm 32 are covered, is realized and is driven using handle 4, and pass through driving member
5 are separately connected the first swing arm 31 and the second swing arm 32, keep the first swing arm 31 synchronous with the second swing arm 32 and reversely rotate, so as to
So that the first head-shield 11 and the second head-shield 12 synchronize close up or synchronous expansion, realize that the first head-shield 11 is being closed with the second head-shield 12
Switching between state and opening state, the spatial linkage that no setting is required in the related technology, structure is simple, can reduce and add
Work and resetting difficulty, and the torque acted in the first swing arm 31 and the second swing arm 32 is larger, it is easy to operate.
When needing to open the first head-shield 11 and the second head-shield 12, operation handle 4 makes the forward direction of the first swing arm 31 (for example, to figure
The left shown) rotation, simultaneously, 52 engaged transmission of first gear 51 and second gear makes the first swing arm 31 and the second swing arm
32 is synchronous and rotate backward, the first head-shield 11 and the second head-shield 12 synchronize gradually spread out, at this point, the first roller bearing 311 and the second rolling
Axis 321 moves in first sliding groove 21 and second sliding slot 22 respectively, and the first swing arm 31 and the second swing arm 32 rotate to maximum displacement
When point, control handle 4 stops driving, the first swing arm 31 and the second swing arm 32 and is positioned by positioning device realization, 11 He of the first head-shield
Second head-shield 12 is fixed on opening state.
When needing to be closed the first head-shield 11 and the second head-shield 12, positioning device is released to the first swing arm 31 and the second swing arm 32
Positioning, operation handle 4, make the first swing arm 31 reversed (that is, to right of diagram) rotate, simultaneously, first gear 51 with
The engaged transmission of second gear 52, keeps the first swing arm 31 synchronous with the second swing arm 32 and rotates backward, the first head-shield 11 and second
Cover 12 gradually closes up, at this point, the first roller bearing 311 and the second roller bearing 321 move in first sliding groove 21 and second sliding slot 22 respectively,
When the first swing arm 31 and the second swing arm 32 rotate to least displacement point, control handle 4 stops driving, the first swing arm 31 and second
Swing arm 32 is stopped rotating, and the first head-shield 11 and the second head-shield 12 fully come together, and switches to closed state.
Rail vehicle according to an embodiment of the present invention, including front end used for rail vehicle according to the above embodiment of the present invention are opened
Close mechanism 100.
Rail vehicle according to an embodiment of the present invention, by the way that switching mechanism 100, Ke Yifang above-mentioned according to the present invention is arranged
Switch the first head-shield 11 and the second head-shield 12 between the state mutually closed up and be mutually unfolded, and can simplify knot
Structure optimizes space layout, easy to operate.
Rail vehicle other are constituted and operation belongs to those of ordinary skill in the art and understands and be easy to get
, it is no longer repeated herein.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "inner",
The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this hair
Bright and simplified description, rather than the device or component of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature right above second feature and oblique upper, or be merely representative of
First feature horizontal height is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case where can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (9)
1. a kind of front end switching mechanism used for rail vehicle, the switching mechanism includes the first head-shield and the second head-shield, described first
Head-shield and second head-shield can be switched between the closed state mutually closed up and the opening state being mutually unfolded, and feature exists
In the switching mechanism further include:
Bracket；
First swing arm, first swing arm are connected with first head-shield, first swing arm rotationally with the bracket phase
Even；
Second swing arm, second swing arm are connected with second head-shield, second swing arm rotationally with the bracket phase
Even；
Driving member, the driving member be connected respectively with first swing arm and second swing arm for make first swing arm and
Second swing arm is synchronous and reversely rotates；
Handle, the handle are connected with one in first head-shield, the second head-shield, the first swing arm, the second swing arm.
2. front end switching mechanism used for rail vehicle according to claim 1, which is characterized in that the driving member includes:
First gear, the first gear and first swing arm are coaxially affixed；
Second gear, the second gear and second swing arm are coaxially affixed, and the first gear and the second gear
External toothing.
3. front end switching mechanism used for rail vehicle according to claim 2, which is characterized in that the first gear and described
Second gear is sector gear.
4. front end switching mechanism used for rail vehicle according to any one of claim 1-3, which is characterized in that described first
Swing arm from its rotation axis to the first head-shield part and second swing arm from its rotation axis to the second head-shield
Partial intersection.
5. front end switching mechanism used for rail vehicle according to any one of claim 1-3, which is characterized in that described first
Swing arm includes the multiple of rotation axis coincident, and second swing arm includes the multiple of rotation axis coincident.
6. front end switching mechanism used for rail vehicle according to any one of claim 1-3, which is characterized in that the bracket
It is equipped with:
First sliding groove, the first sliding groove are arc-shaped centered on the rotation axis of first swing arm；
Second sliding slot, the second sliding slot be it is arc-shaped centered on the rotation axis of second swing arm,
Wherein, first swing arm is equipped with the first roller bearing, and second swing arm is equipped with the second roller bearing, and first roller bearing is stretched
Enter the first sliding groove and moved along the first sliding groove, second roller bearing protrudes into the second sliding slot and along described second
Sliding slot is slidably.
7. front end switching mechanism used for rail vehicle according to any one of claim 1-3, which is characterized in that the handle
It is connected with first head-shield and extends downward into lower than first head-shield.
8. front end switching mechanism used for rail vehicle according to claim 7, which is characterized in that after the handle extends downwardly
Extend towards the direction far from second head-shield.
9. a kind of rail vehicle, which is characterized in that including front end used for rail vehicle according to claim 1 to 8
Switching mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463993.6A CN109969207B (en) | 2017-12-28 | 2017-12-28 | Front end opening and closing mechanism for railway vehicle and railway vehicle with front end opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463993.6A CN109969207B (en) | 2017-12-28 | 2017-12-28 | Front end opening and closing mechanism for railway vehicle and railway vehicle with front end opening and closing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109969207A true CN109969207A (en) | 2019-07-05 |
| CN109969207B CN109969207B (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711463993.6A Active CN109969207B (en) | 2017-12-28 | 2017-12-28 | Front end opening and closing mechanism for railway vehicle and railway vehicle with front end opening and closing mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN109969207B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008037386A (en) * | 2006-08-10 | 2008-02-21 | Kawasaki Heavy Ind Ltd | Cover opening/closing device of leading portion in high speed railway vehicle |
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| CN106352037A (en) * | 2016-10-26 | 2017-01-25 | 广东顶固集创家居股份有限公司 | Telescopic component and electric drawer cabinet |
| CN206429116U (en) * | 2016-12-30 | 2017-08-22 | 比亚迪股份有限公司 | The mask opening and closing device and rail vehicle of rail vehicle |
| CN206598847U (en) * | 2016-11-10 | 2017-10-31 | 青岛威奥轨道股份有限公司 | A kind of pure electric track vehicle front end switching mechanism |
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| JP2008037386A (en) * | 2006-08-10 | 2008-02-21 | Kawasaki Heavy Ind Ltd | Cover opening/closing device of leading portion in high speed railway vehicle |
| EP2580100B1 (en) * | 2010-06-10 | 2015-06-03 | Voith Patent GmbH | Device for pivoting one or more front flaps of a track-guided vehicle and front-flap module |
| CN104163178A (en) * | 2014-07-24 | 2014-11-26 | 青岛威奥轨道装饰材料制造有限公司 | Novel front end opening and closing mechanism for rail vehicle |
| CN204472800U (en) * | 2015-01-28 | 2015-07-15 | 今创集团股份有限公司 | A kind of motor train unit head streamlined reefer housing switching mechanism |
| CN105172810A (en) * | 2015-09-23 | 2015-12-23 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle and broad-flat type hood opening and closing mechanism |
| CN205135179U (en) * | 2015-11-16 | 2016-04-06 | 株洲联诚集团有限责任公司 | Track transportation vehicles locomotive locking device for closing mechanism |
| CN106352037A (en) * | 2016-10-26 | 2017-01-25 | 广东顶固集创家居股份有限公司 | Telescopic component and electric drawer cabinet |
| CN206598847U (en) * | 2016-11-10 | 2017-10-31 | 青岛威奥轨道股份有限公司 | A kind of pure electric track vehicle front end switching mechanism |
| CN206429116U (en) * | 2016-12-30 | 2017-08-22 | 比亚迪股份有限公司 | The mask opening and closing device and rail vehicle of rail vehicle |
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|---|---|
| CN109969207B (en) | 2021-01-19 |
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