CN110525471A - Displacement measurement mechanism, bogie and vehicle - Google Patents
Displacement measurement mechanism, bogie and vehicle Download PDFInfo
- Publication number
- CN110525471A CN110525471A CN201910774885.3A CN201910774885A CN110525471A CN 110525471 A CN110525471 A CN 110525471A CN 201910774885 A CN201910774885 A CN 201910774885A CN 110525471 A CN110525471 A CN 110525471A
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- China
- Prior art keywords
- guide holder
- movement frame
- relative
- along
- bolster
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
Abstract
The invention discloses a kind of displacement measurement mechanism, bogie and vehicles, when bolster moves along a first direction relative to side frame, pedestal drives first movement frame to move along a first direction relative to the first guide holder, pass through the first range finder, the relative displacement occurred in a first direction between first movement frame and the first guide holder is obtained, relative displacement in a first direction between bolster and side frame can be obtained.Meanwhile first movement frame and the first guide holder guiding cooperate, and first movement frame can be moved relative to pedestal along second direction；Or, first guide holder is moved relative to attachment base along second direction, therefore, when bolster is moved up with respect to side frame along second party, first movement frame and the first guide holder keep relative static conditions in a second direction, it avoids the relative displacement between bolster and side frame in a second direction from directly influencing the relative displacement measurement on first direction, substantially increases between bolster and side frame the measurement accuracy of relative displacement in a first direction.
Description
Technical field
The present invention relates to railway transportation technology fields, more particularly to a kind of displacement measurement mechanism, bogie and vehicle.
Background technique
Due to transport capacity is big, the speed of service is fast, transportation cost is low, transport it is regular it is good, low energy consumption, versatility is good, accounts for
The advantages that ground area is few, small by natural environment influence, continuity is good, railway transportation is increasingly becoming main means of transportation.With
Railway transportation tends to high speed and heavy loading develops, and the safety problem of railway transportation is also brought into schedule therewith.Vehicle operation
In, especially in turning, need to monitor the operating status of vehicle constantly, to ensure vehicle safety, stablize traveling.
Vehicle mainly realizes go to action by bogie in turning.Bogie includes bolster and side frame, vehicle operation
When, in turning, upper and lower and left and right relative displacement can occur between bolster and side frame.However, between bolster and side frame
Relative displacement will have a direct impact on the stability of vehicle.Therefore, it needs to measure the relative displacement between bolster and side frame, supervise
The operating status of vehicle is controlled, to ensure the operational safety of vehicle.
Summary of the invention
Based on this, it is necessary to provide a kind of displacement measurement mechanism, bogie and vehicle, can accurately measure bolster and side frame
Between relative displacement, so as to ensure vehicle safety run.
Its technical solution is as follows:
A kind of displacement measurement mechanism, comprising: attachment base, the attachment base is for being connected to side frame；Pedestal, the pedestal
For being connected to bolster；And first measurement structure, first measurement structure includes first be arranged on the attachment base
The first movement frame of guide holder and setting on the base, the first movement frame and first guide holder guiding cooperate,
The first movement frame can move along a first direction on first guide holder, on the first movement frame or described
First range finder is set on one guide holder, and first range finder is for testing the first movement frame and first guide holder
The distance between；The first movement frame can be moved relative to the pedestal along second direction；Alternatively, the first guide holder energy
It is moved relative to the attachment base along second direction；The first direction is vertical with the second direction or substantially vertical sets
It sets.
Above-mentioned displacement measurement mechanism, since first movement frame can move along a first direction on the first guide holder, because
This, when bolster moves along a first direction relative to side frame, pedestal drives first movement frame with respect to the first guide holder along first
Direction is mobile, that is, bolster is equal to opposite first guiding of first movement frame with respect to the relative shift of side frame in a first direction
The relative shift of seat in a first direction, in this way, being obtained between first movement frame and the first guide holder by the first range finder
The relative displacement occurred in a first direction can obtain relative displacement in a first direction between bolster and side frame.Meanwhile
First movement frame and the first guide holder guiding cooperate, and first movement frame can be moved relative to pedestal along second direction；Alternatively,
First guide holder is moved relative to attachment base along second direction, therefore, when bolster is moved up with respect to side frame along second party,
First movement frame relatively moves in a second direction under the guiding of the first guide holder, with pedestal；Alternatively, the first guide holder
Under the guiding of first movement frame, relatively moved in a second direction with attachment base；So that first movement frame is led with first
Relative static conditions are kept in a second direction to seat, in this way, avoiding the opposite position between bolster and side frame in a second direction
The relative displacement measurement directly influenced on first direction is moved, is substantially increased opposite in a first direction between bolster and side frame
The measurement accuracy of displacement.In addition, the operation of vehicle is controlled according to the relative displacement of acquisition, to ensure the stability and peace of vehicle
Quan Xing.Wherein, first direction is vertical or substantially vertical with second direction, and therefore, first direction can be horizontal direction or hang down
Histogram is in this way, the displacement measurement mechanism by this programme can accurately obtain the relative horizontal displacement amount between bolster and side frame
Or relative vertical displacement amount.Certainly, relative horizontal displacement amount and Relative vertical can be obtained respectively by two first movement framves
Displacement.
The first movement frame is set in outside first guide holder or internal in one of the embodiments, and
The first movement frame can be moved in the outside of first guide holder or inside along the first direction.
In one of the embodiments, the first movement frame include the first limiting section and the second limiting section, described first
Limiting section and second limiting section are contradicted respectively in the first guide holder opposite sides.
Displacement measurement mechanism further includes the first guide rail in one of the embodiments, and first guide rail is arranged described
On pedestal, the first movement frame is slidably matched with first guide rail, and the first movement frame is on first guide rail
It is moved along the second direction.
First range finder is draw-wire displacement sensor in one of the embodiments, and first range finder is set
It sets on the first movement frame, the drawstring of first range finder is arranged on first guide holder.
Displacement measurement mechanism further includes the second measurement structure in one of the embodiments, the second measurement structure packet
The second movable stand of the second guide holder being arranged on the attachment base and setting on the base is included, described second is mobile
Frame and second guide holder guiding cooperate, and second movable stand can be on second guide holder along the second direction
It is mobile, the second range finder is set on second movable stand or on second guide holder, and second range finder is for surveying
Try the distance between second movable stand and second guide holder；Second movable stand can the relatively described pedestal along institute
It is mobile to state first direction；Alternatively, second guide holder can be moved relative to the attachment base along the first direction.
Second movable stand is set in outside second guide holder or internal in one of the embodiments, and
Second movable stand can be moved in the outside of second guide holder or inside along the second direction.
Second movable stand includes third limiting section and the 4th limiting section, the third in one of the embodiments,
Limiting section and the 4th limiting section are contradicted respectively in the second guide holder opposite sides.
Displacement measurement mechanism further includes the second guide rail in one of the embodiments, and second guide rail is arranged described
On attachment base, second guide holder is slidably matched with second guide rail, and second guide holder is in second guide rail
On moved along the first direction.
Second range finder is draw-wire displacement sensor in one of the embodiments, and second range finder is set
It sets on second movable stand, the drawstring of second range finder is arranged on second guide holder.
A kind of bogie, including displacement measurement mechanism described in bolster, side frame and any of the above one, the pedestal setting
On the bolster, the attachment base is arranged on the side frame.
Above-mentioned bogie, the displacement measurement mechanism more than, due to first movement frame can on the first guide holder edge
First direction it is mobile, therefore, when bolster moves along a first direction relative to side frame, pedestal drive first movement frame is with respect to the
One guide holder moves along a first direction, that is, bolster is equal to the first shifting with respect to the relative shift of side frame in a first direction
Relative shift of the moving frame with respect to the first guide holder in a first direction, in this way, obtaining first movement frame by the first range finder
The relative displacement occurred in a first direction between the first guide holder can obtain between bolster and side frame in a first direction
Relative displacement.Meanwhile first movement frame and the first guide holder guiding cooperate, and first movement frame can be with respect to pedestal along the
Two directions are mobile；Alternatively, the first guide holder is moved relative to attachment base along second direction, therefore, when bolster with respect to side frame along
When second party moves up, opposite move occurs in a second direction under the guiding of the first guide holder, with pedestal for first movement frame
It is dynamic；Alternatively, the first guide holder relatively moves in a second direction under the guiding of first movement frame, with attachment base；So as to
First movement frame and the first guide holder keep relative static conditions in a second direction, in this way, avoid between bolster and side frame
Relative displacement in second direction directly influences the measurement of the relative displacement on first direction, substantially increase bolster and side frame it
Between relative displacement in a first direction measurement accuracy.In addition, the operation of vehicle is controlled, with true according to the relative displacement of acquisition
Protect the stability and safety of vehicle.Wherein, first direction is vertical or substantially vertical with second direction, therefore, first direction
Can be horizontal direction or vertical direction, in this way, by the displacement measurement mechanism of this programme can accurately obtain bolster and side frame it
Between relative horizontal displacement amount or relative vertical displacement amount.Certainly, opposite water can be obtained respectively by two first movement framves
Flat displacement and relative vertical displacement amount.
A kind of vehicle, including displacement measurement mechanism described in any of the above one.
Above-mentioned vehicle, the displacement measurement mechanism more than, due to first movement frame can on the first guide holder along
First direction is mobile, and therefore, when bolster moves along a first direction relative to side frame, pedestal drives first movement frame with respect to first
Guide holder moves along a first direction, that is, bolster is equal to first movement with respect to the relative shift of side frame in a first direction
Relative shift of the frame with respect to the first guide holder in a first direction, in this way, by the first range finder, obtain first movement frame with
The relative displacement occurred in a first direction between first guide holder can obtain between bolster and side frame in a first direction
Relative displacement.Meanwhile first movement frame and the first guide holder guiding cooperate, and first movement frame can be with respect to pedestal along second
Direction is mobile；Alternatively, the first guide holder is moved relative to attachment base along second direction, therefore, when bolster with respect to side frame along the
When moving on two directions, first movement frame relatively moves in a second direction under the guiding of the first guide holder, with pedestal；
Alternatively, the first guide holder relatively moves in a second direction under the guiding of first movement frame, with attachment base；So as to first
Movable stand and the first guide holder keep relative static conditions in a second direction, in this way, avoiding between bolster and side frame second
Relative displacement on direction directly influence the relative displacement on first direction measurement, substantially increase between bolster and side frame
The measurement accuracy of relative displacement on first direction.In addition, the operation of vehicle is controlled according to the relative displacement of acquisition, to ensure vehicle
Stability and safety.Wherein, first direction is vertical or substantially vertical with second direction, and therefore, first direction can be
Horizontal direction or vertical direction, in this way, the displacement measurement mechanism by this programme can be obtained accurately between bolster and side frame
Relative horizontal displacement amount or relative vertical displacement amount.Certainly, relative level position can be obtained respectively by two first movement framves
Shifting amount and relative vertical displacement amount.
Detailed description of the invention
Fig. 1 is bogie structure schematic diagram described in one embodiment of the invention；
Fig. 2 is bogie in Fig. 1 along the cross-sectional view in the direction A-A；
Fig. 3 is bogie in Fig. 1 along the cross-sectional view in the direction B-B.
Description of symbols:
100, displacement measurement mechanism, 110, pedestal, 120, attachment base, the 130, first measurement structure, 131, first movement frame,
1311, the first limiting section, the 1312, second limiting section, 1313, interconnecting piece, the 1314, first rolling member, the 132, first guide holder,
140, the first range finder, the 150, first guide rail, the 160, second measurement structure, the 161, second movable stand, 1611, third limiting section,
1612, the 4th limiting section, the 1613, second rolling member, the 162, second guide holder, the 170, second range finder, the 180, second guide rail,
200, bolster, 300, side frame.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Heretofore described " first ", " second " do not represent specific quantity and sequence, are only used for the differentiation of title.
In one embodiment, Fig. 1 and Fig. 2, a kind of displacement measurement mechanism 100, comprising: attachment base 120, pedestal are please referred to
110 and first measurement structure 130.Attachment base 120 is for being connected to side frame 300.Pedestal 110 is for being connected to bolster 200.
First measurement structure 130 includes that the first guide holder 132 being arranged on attachment base 120 and first be arranged on pedestal 110 move
Moving frame 131.First movement frame 131 and the first guide holder 132 guiding cooperate, and first movement frame 131 can be on the first guide holder 132
It moves along a first direction, the first range finder 140 is set on first movement frame 131 or on the first guide holder 132.First ranging
Device 140 is for testing the distance between first movement frame 131 and the first guide holder 132.First movement frame 131 can opposite pedestal
110 move along second direction；Alternatively, the first guide holder 132 can be moved relative to attachment base 120 along second direction；First party
To setting vertical or substantially vertical with second direction.
Above-mentioned displacement measurement mechanism 100, since first movement frame 131 can be on the first guide holder 132 along first party
To movement, therefore, when bolster 200 moves along a first direction relative to side frame 300, pedestal 110 drives 131 phase of first movement frame
First guide holder 132 is moved along a first direction, that is, bolster 200 is with respect to the relative shift of side frame 300 in a first direction
It is equal to first movement frame 131 with respect to the relative shift of the first guide holder 132 in a first direction, in this way, surveying by first
Away from device 140, the relative displacement occurred in a first direction between first movement frame 131 and the first guide holder 132 is obtained, can be obtained
Take relative displacement in a first direction between bolster 200 and side frame 300.Meanwhile first movement frame 131 and the first guide holder
132 guiding cooperations, and first movement frame 131 can be moved relative to pedestal 110 along second direction；Alternatively, the first guide holder 132
It is moved relative to attachment base 120 along second direction, therefore, when bolster 200 is moved up with respect to side frame 300 along second party,
First movement frame 131 relatively moves under the guiding of the first guide holder 132 with pedestal 110 in a second direction；Alternatively,
First guide holder 132 relatively moves under the guiding of first movement frame 131 with attachment base 120 in a second direction；So as to
First movement frame 131 and the first guide holder 132 keep relative static conditions in a second direction, in this way, avoiding bolster 200 and side
Relative displacement between frame 300 in a second direction directly influences the measurement of the relative displacement on first direction, substantially increases
The measurement accuracy of relative displacement in a first direction between bolster 200 and side frame 300.In addition, according to the relative displacement of acquisition, control
The operation of vehicle processed, to ensure the stability and safety of vehicle.Wherein, first direction is vertical with second direction or hangs down substantially
Directly, therefore, first direction can be horizontal direction or vertical direction, in this way, the displacement measurement mechanism 100 by this programme can be quasi-
Really obtain the relative horizontal displacement amount or relative vertical displacement amount between bolster 200 and side frame 300.Certainly, displacement measurement machine
100 settable two first movement framves 131 of structure, or when measuring displacement, two independent displacement measurement mechanisms 100 are set,
Obtain relative horizontal displacement amount and relative vertical displacement amount respectively, by obtaining more relative displacement information, so as to it is more acurrate,
The operation of security control vehicle.
It should be noted that first direction and the substantially vertical setting of second direction are interpreted as first direction and second direction
Angulation is 90 ° approximate, and the value range of angle is 80 °~110 °.Meanwhile specifically in the present embodiment, first direction S1
For horizontal direction, second direction S2For vertical direction, Fig. 2 is specifically referred to.
It should also be noted that, when first movement frame 131 is moved relative to pedestal 110 along second direction, the first guiding
Seat 132 is fixedly connected on attachment base 120；When the first guide holder 132 is moved relative to attachment base 120 along second direction, the
One movable stand 131 is fixedly connected on pedestal 110.
Optionally, first movement frame 131 and the embodiment of the first guide holder 132 guiding cooperation can are as follows: the first guide holder
132 equipped with guide groove or conducting bar is correspondingly provided on conducting bar perhaps guide groove first movement frame 131, and conducting bar can be caught in guide groove,
In this way, being cooperated by conducting bar and guide groove, so that first movement frame 131 and the first guide holder 132 guiding cooperate；Alternatively, first moves
Moving frame 131 is socketed in the outside or inside of the first guide holder 132.
Specifically, referring to FIG. 2, first movement frame 131 is set in the first guide holder 132 outside or internal, and first
Movable stand 131 can move along a first direction in the outside of the first guide holder 132 or inside.It follows that working as 200 phase of bolster
When being moved along a first direction to side frame 300, drive first movement frame 131 in the outside of the first guide holder 132 by pedestal 110 or
It is mobile inside person；When bolster 200 is also moved relative to side frame 300 in a second direction simultaneously, since first movement frame 131 is set in
First guide holder, 132 outside or inside, therefore, first movement frame 131 is under the guiding limitation of the first guide holder 132, opposite bottom
Seat 110 moves in a second direction, position in a second direction is kept, to protect in a second direction with the first guide holder 132
Relative static conditions are held, so that first movement frame 131 is relatively moved with respect to 132 meetings of the first guide holder along first direction, are avoided
Relative displacement between bolster 200 and side frame 300 in a second direction directly influences the measurement of the relative displacement on first direction.
Further, referring to FIG. 2, first movement frame 131 includes the first limiting section 1311 and the second limiting section 1312.The
One limiting section 1311 and the second limiting section 1312 are contradicted respectively in 132 opposite sides of the first guide holder.In this way, passing through the first limit
Position portion 1311 and the second limiting section 1312 contradict on the first guide holder 132, so that first movement frame 131 is socketed in the first guiding
The outside of seat 132.
Further, referring to FIG. 2, being equipped with the first rolling member on the first limiting section 1311 and the second limiting section 1312
1314, the first limiting section 1311 and the second limiting section 1312 are contradicted respectively by two the first rolling members 1314 in the first guide holder
On 132, in this way, by the first rolling member 1314, so that the movement on the first guide holder 132 of first movement frame 131 is more smooth,
The relative displacement between first movement frame 131 and the first guide holder 132 is accurately obtained convenient for the first range finder 140, thus favorably
In the measurement accuracy for improving displacement measurement mechanism 100.Specifically in the present embodiment, the first rolling member 1314 is multi-directional ball.
In one embodiment, referring to FIG. 2, displacement measurement mechanism 100 further includes the first guide rail 150.First guide rail 150
It is arranged on pedestal 110.First movement frame 131 is slidably matched with the first guide rail 150, and first movement frame 131 is in the first guide rail
It is moved on 150 along second direction.In this way, by the first guide rail 150, so that first movement frame 131 is with respect to pedestal 110 along the
The movement of two directions is more smooth.Specifically in the present embodiment, first movement frame 131 is equipped with sliding block, the sliding block and the first guide rail
150 are slidably matched.
Further, referring to FIG. 2, first movement frame 131 further includes interconnecting piece 1313, the first limiting section 1311 passes through company
Socket part 1313 is connect with the second limiting section 1312.Interconnecting piece 1313 is slidably matched with the first guide rail 150.
In one embodiment, referring to FIG. 2, the first range finder 140 is draw-wire displacement sensor.First range finder
140 are arranged on first movement frame 131, and the drawstring of the first range finder 140 is arranged on the first guide holder 132.Dragline type displacement
Sensor is used to measure the relative displacement in a first direction of first movement frame 131 and the first guide holder 132, and by measured value
The controller being connected electrically is fed back to, other are then carried out by controller and is operated.
Optionally, the first range finder 140 can also for inductance type transducer, pressure sensitive sensor, photosensor or
Other sensors.
In one embodiment, Fig. 1 and Fig. 3 are please referred to, displacement measurement mechanism 100 further includes the second measurement structure 160.The
Two measurement structures 160 include that the second guide holder 162 being arranged on attachment base 120 and second be arranged on pedestal 110 are mobile
Frame 161.Second movable stand 161 and the second guide holder 162 guiding cooperate, the second movable stand 161 can on the second guide holder 162 edge
Second direction it is mobile, second range finder 170 is set on the second movable stand 161 or on the second guide holder 162.Second range finder
170 for testing the distance between the second movable stand 161 and the second guide holder 162；Second movable stand 161 can opposite pedestal 110
It moves along a first direction；Alternatively, the second guide holder 162 can move along a first direction relative to attachment base 120.It follows that
When bolster 200 is upper mobile along a first direction relative to side frame 300, guiding of second movable stand 161 in the second guide holder 162
Under, it is relatively moved in a first direction with pedestal 110；Alternatively, guiding of second guide holder 162 in the second movable stand 161
Under, it is relatively moved in a first direction with attachment base 120；So that the second movable stand 161 and the second guide holder 162 are first
Relative static conditions are kept on direction, and the relative displacement between bolster 200 and side frame 300 in a first direction is avoided to directly affect
Relative displacement measurement on to second direction, substantially increases relative displacement in a second direction between bolster 200 and side frame 300
Measurement accuracy.The present embodiment integrates the first measurement structure 130 and the second measurement structure 160 works as bolster in measurement process
When 200 opposite side frames 300 relatively move, the first measurement structure 130 controls first movement frame 131 and the first guide holder 132 the
It is moved on two directions；First movement frame 131 and the first guide holder 132 are obtained in a first direction by the first range finder 140 again
Relative shift；At the same time, the second measurement structure 160 controls the second movable stand 161 and the second guide holder 162 in first party
It moves up；Phase of second movable stand 161 with the second guide holder 162 in a second direction is obtained by the second range finder 170 again
To displacement, in this way, the present embodiment the first measurement structure 130 of ingenious collocation and the second measurement structure 160, so that on different dimensions
The synchronous triggering of test, it is mutually indepedent interference-free, it is accurate obtain between bolster 200 and side frame 300 in a first direction, second party
Upward relative displacement, more to accurately control vehicle safety operation.Wherein, first direction is horizontal direction or Vertical Square
To；Second direction corresponds to vertical or horizontal direction.
It should be noted that when the second movable stand 161 moves along a first direction relative to pedestal 110, the second guide holder
162 are fixedly connected on attachment base 120；When the second guide holder 162 moves along a first direction relative to attachment base 120, second
Movable stand 161 is fixedly connected on pedestal 110.
Further, referring to FIG. 3, the second movable stand 161 is set in outside the second guide holder 162 or inside, and the
Two movable stands 161 can be moved in the outside of the second guide holder 162 or inside along second direction.In this way, making the second movement
The movement on the second guide holder 162 of frame 161 is more stable, smooth.
Further, referring to FIG. 3, the second movable stand 161 includes third limiting section 1611 and the 4th limiting section 1612,
Third limiting section 1611 and the 4th limiting section 1612 are contradicted respectively in 162 opposite sides of the second guide holder.In this way, passing through third
The cooperation of limiting section 1611 and the 4th limiting section 1612, so that the second movable stand 161 stabilization is socketed on the second guide holder 162.
Specifically in the present embodiment, third limiting section 1611 and the 4th limiting section 1612 are connected on pedestal 110.
In one embodiment, referring to FIG. 3, being equipped with the second rolling on third limiting section 1611 and the 4th limiting section 1612
Moving part 1613, third limiting section 1611 are contradicted respectively by two the second rolling members 1613 with the 4th limiting section 1612 and are led second
To on seat 162, in this way, by the second rolling member 1613, so that the second movable stand 161 moves more on the second guide holder 162
It is smooth, the relative displacement between the second movable stand 161 and the second guide holder 162 is accurately obtained convenient for the second range finder 170, thus
Be conducive to improve the measurement accuracy of displacement measurement mechanism 100.Specifically in the present embodiment, the second rolling member 1613 is multi-directional ball.
In one embodiment, referring to FIG. 3, displacement measurement mechanism 100 further includes the second guide rail 180.Second guide rail 180
It is arranged on attachment base 120.Second guide holder 162 is slidably matched with the second guide rail 180, and the second guide holder 162 is led second
It is moved along a first direction on rail 180.In this way, it is more smooth to be conducive to the movement on guide rail of the second guide holder 162.Specifically at this
In embodiment, the second guide holder 162 is equipped with sliding block, which is slidably matched with the second guide rail 180.
In one embodiment, referring to FIG. 3, the second range finder 170 is draw-wire displacement sensor.Second range finder
170 are arranged on the second movable stand 161, and the drawstring of the second range finder 170 is arranged on the second guide holder 162.
Optionally, the second range finder 170 can also for inductance type transducer, pressure sensitive sensor, photosensor or
Other sensors.
In one embodiment, Fig. 1 and Fig. 2, a kind of bogie, including bolster 200, side frame 300 are please referred to and to take up an official post
Displacement measurement mechanism 100 in embodiment of anticipating, pedestal 110 are arranged on bolster 200, and attachment base 120 is arranged in side frame 300
On.
Above-mentioned bogie, the displacement measurement mechanism 100 more than, since first movement frame 131 is in the first guide holder
It is moved along a first direction on 132, therefore, when bolster 200 moves along a first direction relative to side frame 300, pedestal 110 is driven
First movement frame 131 moves along a first direction relative to the first guide holder 132, that is, bolster 200 is with respect to side frame 300 in first party
Upward relative shift is equal to the opposite relative shift of first guide holder 132 in a first direction of first movement frame 131,
In this way, being occurred in a first direction between acquisition first movement frame 131 and the first guide holder 132 by the first range finder 140
Relative displacement can obtain relative displacement in a first direction between bolster 200 and side frame 300.Meanwhile first movement frame
131 and first the guiding of guide holder 132 cooperate, and first movement frame 131 can be moved relative to pedestal 110 along second direction；Or
Person, the first guide holder 132 are moved relative to attachment base 120 along second direction, therefore, when bolster 200 with respect to side frame 300 along the
When moving on two directions, first movement frame 131 occurs under the guiding of the first guide holder 132 with pedestal 110 in a second direction
Relative movement；Alternatively, the first guide holder 132 is sent out under the guiding of first movement frame 131 with attachment base 120 in a second direction
Raw relative movement；So that first movement frame 131 and the first guide holder 132 keep relative static conditions in a second direction, in this way,
The relative displacement between bolster 200 and side frame 300 in a second direction is avoided to directly influence the relative displacement on first direction
Measurement substantially increases between bolster 200 and side frame 300 measurement accuracy of relative displacement in a first direction.In addition, according to obtaining
The relative displacement obtained, controls the operation of vehicle, to ensure the stability and safety of vehicle.Wherein, first direction and second party
To vertical or substantially vertical, therefore, first direction can be horizontal direction or vertical direction, in this way, the position for passing through this programme
Shift measurement mechanism 100 can accurately obtain relative horizontal displacement amount or the relative vertical displacement between bolster 200 and side frame 300
Amount.Certainly, relative horizontal displacement amount and relative vertical displacement amount can be obtained respectively by two first movement framves 131.
In one embodiment, Fig. 1 and Fig. 2, a kind of vehicle, including the displacement in one embodiment of any of the above are please referred to
Measuring mechanism 100.
Above-mentioned vehicle, the displacement measurement mechanism 100 more than, since first movement frame 131 is in the first guide holder 132
On move along a first direction, therefore, when bolster 200 moves along a first direction relative to side frame 300, pedestal 110 drives the
One movable stand 131 moves along a first direction relative to the first guide holder 132, that is, bolster 200 is in a first direction with respect to side frame 300
On relative shift be equal to first movement frame 131 with respect to the relative shift of the first guide holder 132 in a first direction, such as
This obtains the phase occurred in a first direction between first movement frame 131 and the first guide holder 132 by the first range finder 140
To displacement, relative displacement in a first direction between bolster 200 and side frame 300 can be obtained.Meanwhile first movement frame 131
It is oriented to and cooperates with the first guide holder 132, and first movement frame 131 can be moved relative to pedestal 110 along second direction；Alternatively,
First guide holder 132 is moved relative to attachment base 120 along second direction, therefore, when the opposite side frame 300 of bolster 200 is along second
When moving on direction, under the guiding of the first guide holder 132, with pedestal 110 phase occurs in a second direction for first movement frame 131
To movement；Alternatively, the first guide holder 132 occurs under the guiding of first movement frame 131 with attachment base 120 in a second direction
Relative movement；So that first movement frame 131 and the first guide holder 132 keep relative static conditions in a second direction, in this way, keeping away
Exempt from the relative displacement that the relative displacement between bolster 200 and side frame 300 in a second direction directly influences on first direction to survey
Amount substantially increases between bolster 200 and side frame 300 measurement accuracy of relative displacement in a first direction.In addition, according to acquisition
Relative displacement, the operation of vehicle is controlled, to ensure the stability and safety of vehicle.Wherein, first direction and second direction
Vertical or substantially vertical, therefore, first direction can be horizontal direction or vertical direction, in this way, the displacement for passing through this programme
Measuring mechanism 100 can accurately obtain relative horizontal displacement amount or relative vertical displacement amount between bolster 200 and side frame 300.
Certainly, relative horizontal displacement amount and relative vertical displacement amount can be obtained respectively by two first movement framves 131.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of displacement measurement mechanism characterized by comprising
Attachment base, the attachment base is for being connected to side frame；
Pedestal, the pedestal is for being connected to bolster；And
First measurement structure, first measurement structure include that the first guide holder being arranged on the attachment base and setting exist
First movement frame on the pedestal, the first movement frame and first guide holder guiding cooperate, the first movement frame
It can move along a first direction on first guide holder, be arranged on the first movement frame or on first guide holder
First range finder, first range finder is for testing the distance between the first movement frame and first guide holder；Institute
Stating first movement frame can move relative to the pedestal along second direction；Alternatively, first guide holder can the relatively described connection
Seat is moved along second direction；First direction setting vertical or substantially vertical with the second direction.
2. displacement measurement mechanism according to claim 1, which is characterized in that the first movement frame is set in described first
Perhaps the internal and first movement frame can be in the outside of first guide holder or internal along described the outside guide holder
One direction is mobile.
3. displacement measurement mechanism according to claim 2, which is characterized in that the first movement frame includes the first limiting section
With the second limiting section, first limiting section and second limiting section are contradicted respectively in the first guide holder opposite sides
On.
4. displacement measurement mechanism according to claim 1, which is characterized in that it further include the first guide rail, first guide rail
On the base, the first movement frame is slidably matched with first guide rail, and the first movement frame is described for setting
It is moved on first guide rail along the second direction；Alternatively,
First range finder is draw-wire displacement sensor, and first range finder is arranged on the first movement frame, institute
The drawstring for stating the first range finder is arranged on first guide holder.
5. displacement measurement mechanism according to claim 1, which is characterized in that it further include the second measurement structure, described second
Measurement structure includes the second movable stand of the second guide holder being arranged on the attachment base and setting on the base, institute
It states the second movable stand and second guide holder guiding cooperates, second movable stand can be on second guide holder along institute
It is mobile to state second direction, the second range finder is set on second movable stand or on second guide holder, described second surveys
Away from device for testing the distance between second movable stand and second guide holder；Second movable stand can be relatively described
Pedestal is moved along the first direction；Alternatively, second guide holder can the relatively described attachment base along the first direction
It is mobile.
6. displacement measurement mechanism according to claim 5, which is characterized in that second movable stand is set in described second
Perhaps internal and second movable stand can be in the outside of second guide holder or internal along described the outside guide holder
Two directions are mobile.
7. displacement measurement mechanism according to claim 6, which is characterized in that second movable stand includes third limiting section
With the 4th limiting section, the third limiting section and the 4th limiting section are contradicted respectively in the second guide holder opposite sides
On.
8. displacement measurement mechanism according to claim 5, which is characterized in that it further include the second guide rail, second guide rail
It is arranged on the attachment base, second guide holder is slidably matched with second guide rail, and second guide holder is in institute
It states and is moved on the second guide rail along the first direction；Alternatively,
Second range finder is draw-wire displacement sensor, and second range finder is arranged on second movable stand, institute
The drawstring for stating the second range finder is arranged on second guide holder.
9. a kind of bogie, which is characterized in that including displacement measurement described in bolster, side frame and claim 1-8 any one
Mechanism, the pedestal are arranged on the bolster, and the attachment base is arranged on the side frame.
10. a kind of vehicle, which is characterized in that including displacement measurement mechanism described in any one of claim 1-8.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910774885.3A CN110525471B (en) | 2019-08-21 | 2019-08-21 | Displacement measurement mechanism, bogie and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910774885.3A CN110525471B (en) | 2019-08-21 | 2019-08-21 | Displacement measurement mechanism, bogie and vehicle |
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| CN110525471A true CN110525471A (en) | 2019-12-03 |
| CN110525471B CN110525471B (en) | 2020-08-18 |
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| CN201910774885.3A Active CN110525471B (en) | 2019-08-21 | 2019-08-21 | Displacement measurement mechanism, bogie and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550323A (en) * | 2020-11-27 | 2021-03-26 | 株洲旭阳机电科技开发有限公司 | Intelligent railway wagon system |
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| JP2000230822A (en) * | 1999-02-06 | 2000-08-22 | Daimlerchrysler Ag | Measuring instrument for distance between vehicle body and wheel |
| EP2121408A1 (en) * | 2007-03-19 | 2009-11-25 | Siemens Aktiengesellschaft | Undercarriage for a rail vehicle |
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| CN110525471B (en) | 2020-08-18 |
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