CN209426888U - A kind of crawler attachment bogie wheel swing position limiter - Google Patents
A kind of crawler attachment bogie wheel swing position limiter Download PDFInfo
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- CN209426888U CN209426888U CN201821900961.8U CN201821900961U CN209426888U CN 209426888 U CN209426888 U CN 209426888U CN 201821900961 U CN201821900961 U CN 201821900961U CN 209426888 U CN209426888 U CN 209426888U
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- oil cylinder
- crawler attachment
- bogie wheel
- pin hole
- support frame
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Abstract
The utility model discloses a kind of crawler attachment bogie wheel swing position limiter, device includes support frame, weight bearing wheel assembly, oil cylinder, the matrix that support frame is connected as weight bearing wheel assembly with oil cylinder；Weight bearing wheel assembly is installed on support frame as described above bottom, the bogie wheel including being used to support crawler attachment；Bogie wheel can be swung around the vertical and horizontal of the crawler attachment；Oil cylinder is installed on support frame as described above, and oil cylinder is connect with weight bearing wheel assembly, is limited for the horizontal swing to bogie wheel around crawler attachment.Suitable for high-speed overload triangle Athey wheel power-assisted steering, meet the convenience of vehicle travel process steering, and weight bearing wheel assembly can be limited around the horizontal swing range of crawler attachment.
Description
Technical field
The utility model belongs to technical field of engineering machinery, is related to a kind of crawler attachment bogie wheel swing position limiter, special
It is not that a kind of high-speed overload triangle Athey wheel power-assisted steering and bogie wheel swing caging system.
Background technique
The disasters such as fire, floods, snow disaster, earthquake seriously threaten the life and property safety of citizen.On the other hand, with
Quick urbanization process, all kinds of burst accidents sharply increase, and cause the heavy losses of people's lives and properties.These disasters with
The features such as diversity, complexity is presented in accident, brings huge difficulty for Post disaster relief and reconstruction.However existing calamity emergency is rescued
The horizontal serious lag of equipment technology is helped, has a single function, low degree of specialized division of labor, causes rescue not in time and inefficiency.Especially
Complicated topographic and geologic condition seriously restricts the mobility of emergency and rescue equipment after calamity, misses valuable rescue time.At a high speed
Track rail assembly is remarkably improved the ability of complicated geological orographic condition after the calamities such as emergency management and rescue vehicle reply miriness, soft terrain,
Improve the efficiency of emergency management and rescue.
In vehicle driving steering procedure, since the contact area of rubber belt track wheel is much larger than former wheel tire, required steering is turned round
Square increases accordingly, and causes to turn to difficult.In addition in rough road traveling or obstacle detouring, high speed track rail assembly weight bearing around
Rotation axis rotation, is easy to cause bogie wheel amplitude of fluctuation excessive and causes to collide with high speed track rail assembly support frame, cause serious
Accident.
Prior art defect: existing triangle track rail assembly servo steering device is mainly for light vehicle, for high speed
Heavy-duty vehicle there is no relevant programme with rubber belt track assembly servo steering device, and bogie wheel swing position limiter is main at present
Using mechanical position limitation, vehicle causes to collide during cross-country run, and noise is larger.
Therefore, it is necessary to develop a swing suitable for the power-assisted steering of high-speed overload triangle Athey wheel and bogie wheel to limit system
System.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of crawler attachment bogie wheel pendulum
Dynamic limiting device, the flexible stroke by controlling oil cylinder can limit the hunting range of weight bearing wheel assembly.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of crawler attachment bogie wheel swing position limiter, which is characterized in that including support frame, bear a heavy burden wheel assembly, oil cylinder,
Support frame as described above, the matrix as weight bearing wheel assembly and oil connection；
The weight bearing wheel assembly, is installed on support frame as described above bottom, the bogie wheel including being used to support the crawler attachment；
Wherein, the bogie wheel can be swung around the vertical and horizontal of the crawler attachment；
The oil cylinder, is installed on support frame as described above, and the oil cylinder is connect with the weight bearing wheel assembly, for described negative
Roller is limited around the horizontal swing of the crawler attachment.
Preferably, the cylinder barrel of the oil cylinder, cylinder rod one of both and support frame as described above are hinged, the cylinder of the oil cylinder
Cylinder, both cylinder rods it is another hinged with the weight bearing wheel assembly；
Further, institute's oil cylinder is equipped with bidirectional hydraulic lock, and the locking cylinder when reaching oil cylinder setting stroke is kept
Rigid working condition；And oil cylinder is equipped with displacement sensor, can monitor the stroke of oil cylinder.
Preferably, the weight bearing wheel assembly includes the connection frame for being installed on support frame bottom, and bogie wheel is installed on
On connection frame, connection frame can be around the horizontal swing of crawler attachment, and bogie wheel is on connection frame around the longitudinal oscillation of crawler attachment.
Preferably, it is provided with oil cylinder connecting plate on support frame as described above, is provided with oil cylinder on the oil cylinder connecting plate
Connecting plate pin hole；The cylinder barrel of the oil cylinder, cylinder rod end are provided with oil cylinder pin hole, by pin shaft pass through oil cylinder connecting plate pin hole and
Wherein an oil cylinder pin hole is with hinged support frame and oil cylinder；
Preferably, it is provided with connector on the connection frame of the weight bearing wheel assembly, is provided on the connector
Connector pin hole passes through connector pin hole and another oil cylinder pin hole by pin shaft with wheel assembly and the oil cylinder of hingedly bearing a heavy burden.
Preferably, the first articulated structure is provided between the connection frame and support frame to realize weight bearing wheel assembly
The second articulated structure is provided with around the horizontal swing of crawler attachment, between bogie wheel and connection frame to realize bogie wheel in connection frame
On around crawler attachment longitudinal oscillation.
Further, first articulated structure includes pin shaft, and support frame is equipped with the first pin in the transverse direction of crawler attachment
Hole, connection frame are equipped with the second pin hole in the transverse direction of crawler attachment, and pin shaft passes through the first pin hole and the second pin hole with hinged support
Frame and connection frame.
Further, second articulated structure includes connection pin shaft, and connection frame is equipped with the on the longitudinal direction of crawler attachment
Three pin holes, bogie wheel include positioned at crawler attachment transverse direction on inside the first round, positioned at crawler attachment transverse direction it is superolateral
The linking arm of second wheel and the connection first round and the second wheel, linking arm are equipped with the 4th pin hole, and connection pin shaft passes through third pin hole
With the 4th pin hole with frame and the bogie wheel of being articulated and connected.
Preferably, the weight bearing wheel assembly includes at least two groups bogie wheel, and at least two groups bogie wheel is filled in crawler belt
It is located at the two sides of the first articulated structure on the longitudinal direction set.
It further, include the holding tank for accommodating linking arm on the connection frame, holding tank limits the swing of linking arm
Angle.
Further, the crawler attachment bogie wheel swing position limiter, it is characterised in that: support frame as described above bottom is set
There are two wobble plate is limited, two limit wobble plates are located at the first articulated structure along the two sides of crawler attachment longitudinal direction, and two limit wobble plates are used respectively
It swings in limitation connection frame around the lateral clockwise direction of crawler attachment and counterclockwise swings.
On the other hand, the utility model also provides the control method of above-mentioned crawler attachment bogie wheel swing position limiter,
Default oil cylinder minimum stroke Ymin, oil cylinder range Ymax, the time that preset vehicle steering angle θ is kept constant
T0；The foundation whether the time T0 that vehicle steering angle θ is kept constant is turned to as vehicle,
After vehicle starts running, oil cylinder stroke Y is detected,
Oil cylinder stroke Ymin is preset when oil cylinder stroke Y is greater than or equal to, and is less than or equal to default oil cylinder stroke Ymax
When, oil cylinder is pressure release state, is follower model；
When oil cylinder stroke Y is less than default oil cylinder stroke Ymin or is greater than default oil cylinder stroke Ymax, oil cylinder is taken the initiative
Locking mode, i.e., rigid operating mode, to realize the hunting range for limiting weight bearing wheel assembly；
After vehicle starts running, the time T that monitoring vehicle steering angle θ is kept constant, when vehicle steering angle θ keeps permanent
Fixed time T is greater than or equal to T0, then determines normal vehicle operation without steering operation；It is kept constant as vehicle steering angle θ
Time T is less than T0, then determines that vehicle starts steering operation, and the stroke of oil cylinder is elongated to range Ymax, only negative at this time
One group of bogie wheel and crawler belt contact in roller assembly, reduce the contact area on crawler belt and ground, turn round to reduce steering
Square, convenient for the steering operation of vehicle.
The utility model has the advantages that crawler attachment bogie wheel swing position limiter provided by the utility model, passes through stretching for control oil cylinder
The hunting range of weight bearing wheel assembly can be adjusted in indention journey, meet the convenience of vehicle travel process steering, and energy
The hunting range of enough limitation weight bearing wheel assemblies；Suitable for high-speed overload triangle Athey wheel, the quick steering of vehicle is realized.
Detailed description of the invention
Fig. 1 is that the high-speed overload triangle Athey wheel power-assisted steering of embodiment and bogie wheel swing limit assembly structure signal
Figure；
Fig. 2 is the support frame schematic diagram of embodiment；
Fig. 3 is the support frame Section A-A schematic diagram of embodiment；
Fig. 4 is the bogie wheel assembly diagram of embodiment；
Fig. 5 is the weight bearing wheel assembly decomposition diagram of embodiment；
Fig. 6 is the weight bearing wheel assembly diagrammatic cross-section of embodiment；
Fig. 7 is that the power-assisted steering of high-speed overload triangle Athey wheel and bogie wheel swing limit assembly diagram；
Fig. 8 is that the power-assisted steering of high-speed overload triangle Athey wheel and bogie wheel swing limit and turn to schematic diagram；
Fig. 9 is that power-assisted steering and bogie wheel swing position limiter assembly turn to schematic diagram；
Figure 10 is power-assisted steering and bogie wheel swing position limiter control method logic.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
Direction of advance is " longitudinal direction " when the crawler attachment is walked in the description of the present invention, and " transverse direction " is and longitudinal direction
Vertical direction, it is laterally identical as the axial direction of the driving wheel of crawler attachment.
It is a kind of crawler attachment bogie wheel suitable for high-speed overload triangle Athey wheel as shown in Fig. 1, Fig. 7, Fig. 8, Fig. 9
Swing position limiter, including support frame 1, weight bearing wheel assembly 2, oil cylinder 3, pin shaft 4, cover board 5, bolt group 6, pin shaft 7, crawler belt 8；
Support frame as described above 1, the matrix connected as weight bearing wheel assembly 2 and oil cylinder 3；
The weight bearing wheel assembly 2, is installed on support frame as described above bottom, the weight bearing including being used to support the crawler attachment
Wheel；
Wherein, the bogie wheel can be swung around the vertical and horizontal of the crawler attachment；
The oil cylinder 3, is installed on support frame as described above 1, and described 3 one end of oil cylinder is connect with the weight bearing wheel assembly 2, is used for
Horizontal swing to the bogie wheel around the crawler attachment limits.
In the present embodiment, wherein weight bearing wheel assembly 2 is connected by pin shaft 4 with support frame 1, and by cover board 5 and bolt group 6
Fixed, 3 one end of oil cylinder is connected by pin shaft 7 and support frame 1, and 3 other end of oil cylinder is connected by pin shaft with weight bearing wheel assembly 2.
In some embodiments, as shown in Figure 2 and Figure 3, wherein support frame 1 mainly by round tube 1-1, bottom vertical plate 1-2, side
Vertical plate 1-3, stiffener plate 1-4, connecting plate 1-5, stiffening plate 1-6, bearing chamber 1-7, limit pendulum device 1-8 and oil cylinder connecting plate 1-9
Composition.The oil cylinder connecting plate 1-9 is as the connector connected between oil cylinder 3 and support frame 1.
In some embodiments, as shown in figure 3, support frame 1 is equipped with for limiting weight bearing wheel assembly 2 around crawler attachment
The limit pendulum device 1-8 of the angle of horizontal swing.The setting of limit pendulum device 1-8 improves weight bearing wheel assembly 2 around the cross of crawler attachment
To stability when swinging.
As shown in Fig. 4, Fig. 5, Fig. 6, wherein weight bearing wheel assembly 2 is mainly by bogie wheel 2-1, connection frame 2-2, wear plate 2-3,
The compositions such as spacer 2-4, fixing bolt group 2-5, connection pin shaft 2-6.Weight bearing wheel assembly 2 can be rotated around pin shaft 4, on support frame 1
Face limit pendulum device 1-8 can limit weight bearing wheel assembly 2 and swing in a certain range around pin shaft 4, limit and bear a heavy burden as secondary limit
The swing angle of wheel assembly 2.In addition bogie wheel 2-1 can be around connection pin shaft 2-6 rotation.Further, the connection frame 2-2
Side is provided with the connector 2-2-1 for being attached with oil cylinder 3.
In some embodiments, as shown in Fig. 1, Fig. 7, Fig. 8, Fig. 9, bogie wheel 2-1 can longitudinal direction around crawler attachment and cross
To swing.When vehicle encounters complicated landform, bogie wheel 2-1 can be swung around the vertical and horizontal of crawler attachment, be increased negative
The freedom degree of roller 2-1 adjustment improves so that facilitating the crawler attachment preferably deacclimatizes complicated landform using the crawler belt
The mobility of the vehicle of device.
In some embodiments, weight bearing wheel assembly 2 includes the connection frame 2-2, bogie wheel 2-1 for being installed on 1 bottom of support frame
It is installed on connection frame 2-2, connection frame 2-2 can be around the horizontal swing of crawler attachment, and bogie wheel 2-1 is on connection frame 2-2 around shoe
Longitudinal oscillation with device.Since weight bearing wheel assemblies most in crawler attachment are greater than along longitudinal size of crawler attachment along it
Lateral size, compared to weight bearing wheel assembly 2 around the horizontal swing of crawler attachment, bogie wheel 2-1 around crawler attachment longitudinal oscillation,
Lateral stability of the weight bearing wheel assembly 2 along crawler attachment is helped to maintain, thus help to prevent the transverse direction of crawler belt 1 from falling off,
Improve crawler belt 1 and the whole lateral fitment stability along crawler attachment of the wheel assembly 2 that bears a heavy burden.
In some embodiments, the first articulated structure is provided between connection frame 2-2 and support frame 1 to realize that bogie wheel is total
At 2 around crawler attachment horizontal swing, the second articulated structure is provided between bogie wheel 2-1 and connection frame 2-2 with realize weight bearing
2-1 is taken turns on connection frame 2-2 around the longitudinal oscillation of crawler attachment.
In some embodiments, the first articulated structure includes pin shaft 4, and support frame 1 is equipped with the in the transverse direction of crawler attachment
One pin hole, as shown in Fig. 1, Fig. 7, Fig. 8, Fig. 9, connection frame 2-2 is equipped with the second pin hole in the transverse direction of crawler attachment, and pin shaft 4 is worn
The first pin hole and the second pin hole are crossed with hinged support frame 1 and connection frame 2-2.
In some embodiments, as shown in figure 5, the second articulated structure includes connection pin shaft 2-6, connection frame 2-2 is in crawler belt
The longitudinal direction of device is equipped with third pin hole, and bogie wheel 2-1 includes the first round of inside in the transverse direction for be located at crawler attachment, is located at and carries out
The linking arm 2-1-1 of transverse direction with device superolateral second wheel and the connection first round and the second wheel, linking arm 2-1-1 are equipped with
4th pin hole, connection pin shaft 2-6 pass through third pin hole and the 4th pin hole with the frame 2-2 and bogie wheel 2-1 that is articulated and connected.
In some embodiments, weight bearing wheel assembly 2 includes at least two groups bogie wheel 2-1, and at least two groups bogie wheel 2-1 is being carried out
It is located at the two sides of the first articulated structure on longitudinal direction with device.The setting helps to improve weight bearing wheel assembly 2 to crawler attachment
Load-bearing capacity.
It in some embodiments, include the holding tank for accommodating linking arm 2-1-1 on connection frame 2-2, holding tank limitation connects
Connect the swing angle of arm 2-1-1.As shown in Figure 4, Figure 5, the bottom of connection frame 2-2 is equipped with the U-shaped holding tank that Open Side Down, accommodates
The cell wall of slot can limit the swing angle of linking arm 2-1-1.
Further, in some embodiments, limit pendulum device 1-8 is using limit wobble plate structure, as shown in figure 3,1 bottom of support frame
Portion is set there are two wobble plate is limited, and two limit wobble plates are located at the first articulated structure along the two sides of crawler attachment longitudinal direction, two limit wobble plates point
Connection frame 2-2 be used to not be limited to swing around the lateral clockwise direction of crawler attachment and counterclockwise swing.Limit wobble plate knot
Structure is simple, reliable and stable, easy to set up.
In some embodiments, as shown in figure 5, the second articulated structure further includes wear plate 2-3, spacer 2-4, fixing bolt
Group 2-5.Wear plate 2-3 is used to improve the wearability between linking arm 2-1-1 and connection frame 2-2, and spacer 2-4 is for improving connection
Friction between pin shaft 2-6 and the 4th pin hole of linking arm 2-1-1, prevents the damage in the 4th pin hole long-term use process.Gu
Bolt group 2-5 is determined for cooperating with the perforation for connecting the tail portion pin shaft 2-6, is prevented connection pin shaft 2-6 from falling off, is made the second articulated structure
Installation is reliable.
In some embodiments, as shown in fig. 6, bogie wheel 2-1 includes linking arm 2-1-1, limit plate 2-1-2, sealing is outer
End cap 2-1-3 seals inner end cap 2-1-4, shell 2-1-5, outer ring rubber 2-1-6, fixing bolt group 2-1-7, sealing ring 2-1-
8, end cap 2-1-9, lubricating cup 2-1-10, fixing bolt group 2-1-11, cover board 2-1-12, tapered roller bearing 2-1-13 and fastening spiral shell
Follow closely 2-1-14.Wherein the surface shell 2-1-5 is attached with yielding rubber i.e. outer ring rubber 2-1-6, can reduce to a certain degree row
The shock loading encountered during sailing.Limit plate 2-1-2 is mounted on shell 2-1-5 using wear-resistant materials such as nylon or polyurethane
Inside.Tapered roller bearing 2-1-3 distinguishes back-to-back installation, is carried out by cover board 2-1-12 to tapered roller bearing 2-1-3 axis
It is fastened to fixation, and by fixing bolt group 2-1-11, wherein fixing bolt group 2-1-11 fixing bolt uses eye bolt, and
Locking processing is carried out two-by-two by iron wire.Have above sealing inner end cap 2-1-4 and end cap 2-1-9 for installing sealing ring 2-1-8
Groove.
In some embodiments, it is provided with oil cylinder connecting plate 1-9 on support frame as described above 1, is set on the oil cylinder connecting plate 1-9
It is equipped with oil cylinder connecting plate pin hole；The cylinder barrel of the oil cylinder 3, cylinder rod end are provided with oil cylinder pin hole, are connected by pin shaft across oil cylinder
Fishplate bar pin hole and wherein an oil cylinder pin hole are with hinged support frame 1 and oil cylinder 3；It is arranged on the connection frame 2-2 of the weight bearing wheel assembly 2
There is connector 2-2-1, be provided with connector pin hole on the connector 2-2-1, connector pin hole and another is passed through by pin shaft
Oil cylinder pin hole is with wheel assembly 2 and the oil cylinder 3 of hingedly bearing a heavy burden.As shown in Fig. 7, Fig. 8, Fig. 9, the cylinder barrel end of the oil cylinder 3 passes through pin shaft 7
Hinged with the oil cylinder connecting plate 1-9 of support frame 1, the cylinder rod end of the oil cylinder 3 and the connector 2-2-1 on the inside of connection frame 2-2 are cut with scissors
It connects.
Further, the oil cylinder 3 is equipped with bidirectional hydraulic lock, and the locking cylinder when reaching oil cylinder setting stroke is kept
Rigid working condition；More preferably, and oil cylinder 3 is equipped with displacement sensor, can monitor the stroke of oil cylinder.
As shown in Figure 10, the control system logic of utility model device is as follows:
Oil cylinder stroke default first: Ymin --- oil cylinder minimum stroke, Ymax --- oil cylinder range, T0 --- vehicle
The time that steering angle θ is kept constant.
The foundation whether the time T0 that vehicle steering angle θ is kept constant is turned to as vehicle, works as Vehicular turn
The time T that angle, θ is kept constant is greater than or equal to T0, then determines normal vehicle operation without steering operation；As vehicle steering angle θ
The time T kept constant is less than T0, then determines that vehicle starts steering operation.
Bogie wheel limits operation mode:
After vehicle starts running, oil cylinder stroke Y is detected, presets oil cylinder stroke Ymin when oil cylinder stroke Y is greater than or equal to,
And when being less than or equal to default oil cylinder stroke Ymax, oil cylinder is pressure release state, is follower model.When oil cylinder stroke Y is less than in advance
If oil cylinder stroke Ymin or when being greater than default oil cylinder stroke Ymax, oil cylinder is taken the initiative locking mode, i.e., rigid operating mode, from
And realize the hunting range for limiting weight bearing wheel assembly 2.
Steering operation:
The time T that monitoring vehicle steering angle θ is kept constant after vehicle starts running, when vehicle steering angle θ keeps permanent
Fixed time T is greater than or equal to T0, then determines normal vehicle operation without steering operation；It is kept constant as vehicle steering angle θ
Time T is less than T0, then determines that vehicle starts steering operation, and the stroke of oil cylinder is elongated to range Ymax, only negative at this time
One group of bogie wheel 2-1 and rubber belt track 8 in roller assembly 2 are contacted, and reduce the contact area on rubber belt track 8 and ground, from
And steering torque is reduced, convenient for the steering operation of vehicle.Steering operation weight bearing 2 status diagram of wheel assembly is as shown in Figure 9.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the utility model and simplified description for ease of description, rather than indicates or imply meaning
Device or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as practical new to this
The limitation of type protection content.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of crawler attachment bogie wheel swing position limiter, which is characterized in that including support frame, bear a heavy burden wheel assembly, oil cylinder,
Support frame as described above, the matrix as weight bearing wheel assembly and oil connection；
The weight bearing wheel assembly, is installed on support frame as described above bottom, the bogie wheel including being used to support the crawler attachment；
Wherein, the bogie wheel can be swung around the vertical and horizontal of the crawler attachment；
The oil cylinder, is installed on support frame as described above, and the oil cylinder is connect with the weight bearing wheel assembly, for the bogie wheel
Horizontal swing around the crawler attachment is limited.
2. crawler attachment bogie wheel swing position limiter according to claim 1, it is characterised in that: the cylinder of the oil cylinder
Cylinder, cylinder rod one of both and support frame as described above are hinged, another and weight bearing wheel assembly of both the cylinder barrel of the oil cylinder, cylinder rod
Hingedly；
And/or the oil cylinder is equipped with bidirectional hydraulic lock, the locking cylinder when reaching oil cylinder setting stroke keeps rigidity work
State；And oil cylinder is equipped with displacement sensor, can monitor the stroke of oil cylinder.
3. crawler attachment bogie wheel swing position limiter according to claim 1, it is characterised in that: the weight bearing wheel assembly
Connection frame including being installed on support frame bottom, bogie wheel are installed on connection frame, and connection frame can be put around the transverse direction of crawler attachment
Dynamic, bogie wheel is on connection frame around the longitudinal oscillation of crawler attachment.
4. crawler attachment bogie wheel swing position limiter according to claim 3, it is characterised in that: set on support frame as described above
It is equipped with oil cylinder connecting plate, oil cylinder connecting plate pin hole is provided on the oil cylinder connecting plate；The cylinder barrel of the oil cylinder, cylinder rod end are all provided with
Be equipped with oil cylinder pin hole, by pin shaft pass through oil cylinder connecting plate pin hole and wherein an oil cylinder pin hole with hinged support frame and oil cylinder；
And/or it is provided with connector on the connection frame of the weight bearing wheel assembly, connector pin hole is provided on the connector,
Connector pin hole and another oil cylinder pin hole are passed through by pin shaft with wheel assembly and the oil cylinder of hingedly bearing a heavy burden.
5. crawler attachment bogie wheel swing position limiter according to claim 3, it is characterised in that: the connection frame and branch
The first articulated structure is provided between support to realize weight bearing wheel assembly around the horizontal swing of crawler attachment, bogie wheel and connection frame
Between be provided with the second articulated structure to realize bogie wheel on connection frame around the longitudinal oscillation of crawler attachment.
6. crawler attachment bogie wheel swing position limiter according to claim 5, it is characterised in that: the described first hinged knot
Structure includes pin shaft, and support frame is equipped with the first pin hole in the transverse direction of crawler attachment, and connection frame is equipped in the transverse direction of crawler attachment
Second pin hole, pin shaft pass through the first pin hole and the second pin hole with hinged support frame and connection frame.
7. crawler attachment bogie wheel swing position limiter according to claim 5, it is characterised in that: the described second hinged knot
Structure includes connection pin shaft, and connection frame is equipped with third pin hole on the longitudinal direction of crawler attachment, and bogie wheel includes being located at crawler attachment
The first round of inside, the connection taken turns positioned at superolateral second wheel of transverse direction of crawler attachment and the connection first round and second in transverse direction
Arm, linking arm are equipped with the 4th pin hole, and connection pin shaft passes through third pin hole and the 4th pin hole with frame and the bogie wheel of being articulated and connected.
8. crawler attachment bogie wheel swing position limiter according to claim 5, it is characterised in that: the weight bearing wheel assembly
Including at least two groups bogie wheel, at least two groups bogie wheel is located at the two sides of the first articulated structure on the longitudinal direction of crawler attachment.
9. crawler attachment bogie wheel swing position limiter according to claim 7, it is characterised in that: wrapped on the connection frame
The holding tank for accommodating linking arm is included, holding tank limits the swing angle of linking arm.
10. crawler attachment bogie wheel swing position limiter according to claim 1, it is characterised in that: support frame as described above bottom
Portion is set there are two wobble plate is limited, and two limit wobble plates are located at the first articulated structure along the two sides of crawler attachment longitudinal direction, two limit wobble plates point
Connection frame be used to not be limited to swing around the lateral clockwise direction of crawler attachment and counterclockwise swing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821900961.8U CN209426888U (en) | 2018-11-19 | 2018-11-19 | A kind of crawler attachment bogie wheel swing position limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821900961.8U CN209426888U (en) | 2018-11-19 | 2018-11-19 | A kind of crawler attachment bogie wheel swing position limiter |
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| CN209426888U true CN209426888U (en) | 2019-09-24 |
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| CN201821900961.8U Active CN209426888U (en) | 2018-11-19 | 2018-11-19 | A kind of crawler attachment bogie wheel swing position limiter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533060A (en) * | 2018-11-19 | 2019-03-29 | 徐工集团工程机械有限公司 | A kind of crawler attachment bogie wheel swing position limiter and control method |
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2018
- 2018-11-19 CN CN201821900961.8U patent/CN209426888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533060A (en) * | 2018-11-19 | 2019-03-29 | 徐工集团工程机械有限公司 | A kind of crawler attachment bogie wheel swing position limiter and control method |
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Effective date of registration: 20220720 Address after: No.26 tuolanshan Road, Xuzhou Economic and Technological Development Zone, Xuzhou City, Jiangsu Province Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 221004 26 Jinshan Road, Jinshan Bridge Economic Development Zone, Xuzhou, Jiangsu Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |
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