CN219312903U - Swing frame structure of crawler carrier - Google Patents
Swing frame structure of crawler carrier Download PDFInfo
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- CN219312903U CN219312903U CN202320120628.XU CN202320120628U CN219312903U CN 219312903 U CN219312903 U CN 219312903U CN 202320120628 U CN202320120628 U CN 202320120628U CN 219312903 U CN219312903 U CN 219312903U
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Abstract
The utility model provides a swing frame structure of a crawler carrier, which comprises the following components: a main frame on which a driving wheel is provided; the crawler frames are arranged on two sides of the main frame; a track disposed about the track frame and the drive wheel; the swinging frame is arranged on the crawler frame and is hinged with the crawler frame, and the swinging frame can swing in a vertical plane around the hinge point of the swinging frame and the crawler frame; and the swinging supporting wheel is arranged on the swinging frame and is contacted with the inner ring at the bottom of the crawler belt. The swing frame structure of the crawler carrier improves the stability of the crawler carrier in running on uneven roads.
Description
Technical Field
The utility model relates to the technical field of crawler carriers, in particular to a swing frame structure of a crawler carrier.
Background
The crawler carrier is used as a crawler type sloping field carrier for sloping field transportation, and can carry goods to be transported on sloping fields such as grains, fruits, fertilizers and the like. The principle is designed according to the driving principle of the crawler excavator, and the crawler excavator can walk on a sloping road, so that the transportation efficiency is greatly improved. The crawler carrier generally comprises a main frame and a box hopper, wherein the main frame is used for bearing the box hopper and enabling the carrier to finish running.
The left and right sides of the main frame of the existing crawler carrier is respectively provided with a crawler structure, the crawler structures on each side comprise a crawler, a driving wheel and an auxiliary supporting wheel, the driving wheel and the auxiliary supporting wheel are all arranged inside an inner ring of the crawler, and the structural sizes and the installation heights of the driving wheel and the auxiliary supporting wheel are the same in general. In this prior art, the driving wheel drives the crawler belt to rotate by the driving member for driving the crawler belt carrier vehicle, and the auxiliary supporting wheel supports the crawler belt during driving of the crawler belt carrier vehicle so that the lower half portion of the crawler belt for contact with the ground is always in a straight line state as a whole. The main frame of this structure is only applicable to and goes on the road of flatter, and the smooth track can laminate with the road completely this moment, and to some uneven complex roads, the main frame of this structure can produce partial track by unsettled phenomenon because the road is uneven for the track can't with the better contact of road, and then leads to the track transport vechicle to produce the phenomenon that the track of different degree skids, goes unstably on uneven road, has the danger that the vehicle turned on one's side even when driving speed is too fast. Therefore, how to improve the stability of the crawler traveling on uneven roads is a technical problem to be solved.
Disclosure of Invention
In view of the above, the present utility model provides a swing frame structure of a crawler carrier, so as to solve one or more technical problems in the prior art.
According to an aspect of the present utility model, there is disclosed a swing frame structure of a crawler carrier, the swing frame structure comprising:
a main frame on which a driving wheel is provided;
the crawler frames are arranged on two sides of the main frame;
a track disposed about the track frame and the drive wheel;
the swinging frame is arranged on the crawler frame and is hinged with the crawler frame, and the swinging frame can swing in a vertical plane around a hinge point of the swinging frame and the crawler frame;
and the swinging supporting wheel is arranged on the swinging frame and is contacted with the inner ring at the bottom of the crawler belt.
In some embodiments of the present utility model, the swing frame structure further includes a track tensioner, the track tensioner is disposed on the swing frame, and the track tensioner is located inside an inner race of the track.
In some embodiments of the present utility model, the swing frame structure further comprises:
the fixed thrust wheels are arranged on the track frame, each side of the track frame comprises at least two fixed thrust wheels, and the two fixed thrust wheels are respectively arranged at two ends of the track frame.
In some embodiments of the present utility model, two swing supporting wheels are respectively disposed on each swing frame, the two swing supporting wheels are respectively disposed at two ends of the swing frame, and the two swing supporting wheels are symmetrically disposed with respect to a central plane of the swing frame.
In some embodiments of the present utility model, the swing frame structure further includes a swing amount adjusting device.
In some embodiments of the present utility model, the swing amount adjusting device includes two adjusting bolts, the two adjusting bolts are both disposed on the main frame, and the two adjusting bolts are both located right above the swing frame, and when the swing frame swings to the limit position, the top of the swing frame contacts with the bottom end of one of the adjusting bolts.
In some embodiments of the utility model, the swing frame is located at a mid-position of the track frame.
In some embodiments of the present utility model, the crawler frame is a U-shaped frame with a downward opening, and a swing frame mounting shaft is disposed on the U-shaped frame, and the swing frame is disposed on the swing frame mounting shaft.
In some embodiments of the utility model, one side of the swing frame is axially positioned by a shoulder of the swing frame mounting shaft, and the other side of the swing frame is axially positioned by a washer and bolt.
In some embodiments of the utility model, the swing frames on two sides of the main frame are symmetrically arranged. .
By utilizing the swing frame structure of the crawler carrier in the embodiment of the utility model, the beneficial effects which can be obtained are at least as follows:
the swing frame structure is provided with a swing frame, the swing frame is positioned on the crawler frame, the swing frame can swing in a vertical plane around the hinge point of the swing frame and the crawler frame, the further swing frame is provided with a swing supporting wheel, and the swing supporting wheel is always contacted with the bottom inner ring of the crawler. In this swing frame structure, the change of swing thrust wheel on the height has been realized through the swing motion of swinging the frame to make the track can laminate completely with the road of high low unevenness, thereby improved the stationarity that the crawler carrier was gone on the uneven road, and then also improved the conveying efficiency of crawler carrier.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present utility model are not limited to the above-described specific ones, and that the above and other objects that can be achieved with the present utility model will be more clearly understood from the following detailed description.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate and together with the description serve to explain the utility model. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model. Corresponding parts in the drawings may be exaggerated, i.e. made larger relative to other parts in an exemplary device actually manufactured according to the present utility model, for convenience in showing and describing some parts of the present utility model. In the drawings:
fig. 1 is a front view of a swing frame structure of a crawler carrier according to an embodiment of the present utility model.
Fig. 2 is a perspective view of the swing frame structure of fig. 1.
Fig. 3 is a front view of a main frame of a swing frame structure according to an embodiment of the present utility model.
Fig. 4 is a perspective view of the main frame shown in fig. 3.
Fig. 5 is a front view of a swing frame structure according to an embodiment of the present utility model.
Fig. 6 is a perspective view of the swing frame shown in fig. 5.
Fig. 7 is a partial cross-sectional view of a swing frame structure according to an embodiment of the utility model.
Reference numerals:
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings. The exemplary embodiments of the present utility model and their descriptions herein are for the purpose of explaining the present utility model, but are not to be construed as limiting the utility model.
It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to the solution according to the present utility model are shown in the drawings, while other details not greatly related to the present utility model are omitted.
It should be emphasized that the term "comprises/comprising" when used herein is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.
Here, it should be further noted that, in the present specification, the term of orientation appears in relation to the direction of position shown in the drawings; the term "coupled", unless expressly stated otherwise, may refer not only to a direct connection, but also to an indirect connection in the presence of an intermediate. The direct connection is that the two parts are connected without intermediate parts, and the indirect connection is that the two parts are connected with other parts.
Hereinafter, embodiments of the present utility model will be described with reference to the accompanying drawings. In the drawings, like reference numerals refer to the same or similar parts.
Fig. 1 and 2 are front and perspective views, respectively, of a swing frame structure of a crawler carrier according to an embodiment of the present utility model, and referring to fig. 1 and 2, the swing frame structure includes: main frame 100, track frame 110, track 200, swing frame 300, and swing roller 400. The main frame 100 is mainly used for supporting a hopper of the crawler carrier, the hopper is specifically arranged above the main frame 100, the main frame is provided with a driving wheel 120, and the driving wheel 120 and the crawler 200 are arranged below the main frame 100, so that the crawler carrier can run under the driving action of the driving wheel 120. The main frame 100 is provided with track frames 110 at both sides thereof, respectively, and in fig. 1 and 2, two track frames 110 are provided at both left and right sides of the main frame 100, respectively, and an arrangement direction of the track frames 110 is parallel to a traveling direction of the crawler. At this time, the crawler 200 is arranged around the crawler frame 110 and the driving wheel 120, the swing frame 300 is provided on the crawler frame 110, the swing frame 300 is hinged to the crawler frame 110, and the swing frame 300 can swing in a vertical plane around the hinge point of the swing frame 300 and the crawler frame 110; the rocking weight 400 is provided on the rocking frame 300, and the rocking weight 400 is in contact with the bottom inner race of the crawler 200.
Specifically, the hinge point between the swing frame and the crawler frame can be located in the middle of the swing frame, the swing frame rotates around the hinge point in the middle of the swing frame, the number of the swing supporting wheels can be two, the two swing supporting wheels are respectively arranged at two ends of the swing frame, and the two swing supporting wheels are symmetrically arranged relative to the center plane of the swing frame. And two swinging thrust wheels positioned at two ends of the swinging frame are contacted with the inner ring at the bottom of the crawler belt.
Further, the swing frame structure further comprises fixed thrust wheels 800, the fixed thrust wheels 800 are arranged on the crawler frame, the crawler frame on each side comprises at least two fixed thrust wheels 800, and the two fixed thrust wheels 800 are respectively arranged at two ends of the crawler frame. In this embodiment, the rocking frame is specifically located between two fixed thrust wheels 800, and the fixed thrust wheels 800 are also in contact with the bottom inner race of the track.
In the swing frame structure, the swing roller 400 can perform lifting movement along with the swing of the swing frame 300, and because the bottom inner ring of the track 200 is always in contact with the driving wheel 120, the swing roller 400 and the fixed roller, when the swing roller 400 between the two driving wheels 120 performs lifting movement, the lower half of the track 200 for contacting the ground also performs corresponding change along with the lifting movement of the swing roller 400; therefore, when the swing supporting wheel 400 swings due to uneven road height, the good fit state between the crawler belt 200 and the road can be ensured, so that the phenomenon that the crawler belt 200 is suspended due to uneven road height is avoided, the crawler belt is prevented from slipping, and the running stability of the crawler carrier vehicle on an uneven road is improved.
In the swing frame structure shown in fig. 1, the number of track frames 110 is two, and the two track frames 110 are symmetrically disposed with respect to the center plane of the main frame 100. It will be appreciated that the number of tracks 200 is two at this time, and the fixed thrust wheel 800, the swing frame 300 and the swing thrust wheel 400 are provided on each side of the track frame 110. The number of rocking thrust wheels 400 on each side may be two or more. In addition, the driving wheel 120 in this embodiment may be driven by a traveling motor, which is specifically provided on the main frame 100 (refer to fig. 3), that is, the main frame 100 is provided with a traveling motor bracket 130, at this time, the traveling motor is mounted on the traveling motor bracket 130, and an output shaft of the traveling motor is further connected to the driving wheel 120. It will be appreciated that the number of driving wheels 120, rocking thrust wheels 400 and fixed thrust wheels 800 in this embodiment is not particularly limited, and may be set according to the practical application environment.
To ensure that the track 200 is always in a tensioned state, in one embodiment, the swing frame structure further includes a track tensioner 500, the track tensioner 500 being supported on the main frame 100. The track tension roller 500 is used for adjusting the tightness of the track 200, preventing the track 200 from being excessively loosened, and thus avoiding the occurrence of the slipping phenomenon of the track 200.
In one embodiment, the track tensioner 500 is located inside the inner race of the track 200. Illustratively, the number of the track tension wheels 500 of each of the tracks 200 is one, and the one track tension wheel 500 is located outside the fixed thrust wheel of the rear end of the track frame. When the number of the tracks 200 is two, the number of the track tension wheels 500 in the embodiment is also two, and referring to fig. 1, one track tension wheel 500 is respectively arranged on each side of the track 200; as the working time increases, when the crawler 200 becomes loose due to deformation, the crawler 200 can be tensioned by fine-tuning the position of the crawler tensioner 500 at this time. It will be appreciated that the arrangement and number of the track tensioner 500 illustrated in this embodiment are alternative embodiments, and the track tensioner 500 may be arranged at other positions in addition to the above, and the number of the track tensioner 500 may be set according to actual needs, so long as the tensioning of the track 200 can be achieved.
Further, the swing frame structure further comprises a swing amount adjusting device. The swing amount adjusting device is used for adjusting the swing angle range of the swing frame 300, i.e. adjusting the limit position of the swing weight 400. For example, when the range of the rocking angle of the rocking frame 300 is increased based on the rocking amount adjusting means, the highest limit position of the rocking weight wheel 400 is correspondingly raised and the lowest limit position of the rocking weight wheel 400 is lowered at this time. In contrast, when the swing angle range of the swing frame 300 is narrowed based on the swing amount adjusting means, the highest limit position of the swing weight 400 is correspondingly lowered and the lowest limit position of the swing weight 400 is raised.
Fig. 7 is a partial cross-sectional view of a swing frame structure according to an embodiment of the present utility model, referring to fig. 7, the swing amount adjusting device may include two adjusting bolts 600, wherein the two adjusting bolts 600 are disposed on the main frame 100, and the two adjusting bolts 600 are located directly above the swing frame 300, and when the swing frame swings to a limit position, the top of the swing frame 300 contacts with the bottom end of one of the adjusting bolts 600. Fig. 5 and 6 are front and perspective views, respectively, of a swing frame 300 of a swing frame structure according to an embodiment of the present utility model, and referring to fig. 5 and 6, a limiting plate 310 is disposed on the top of the swing frame 300, and when the swing frame 300 swings to a limit position, the limiting plate 310 of the swing frame 300 abuts against the bottom end of an adjusting bolt 600 above the limiting plate 310. In this embodiment, the swing position limit of the swing frame 300 is achieved based on the co-action of the adjusting bolt 600 and the limit plate 310 on the swing frame 300. For example, when the unevenness of the road increases, the adjusting bolt 600 may be screwed at this time so that the adjusting bolt 600 rises by a certain height, and at this time, the swing angle range of the swing amount is correspondingly increased. In this embodiment, two threaded holes may be specifically provided at corresponding positions of the main frame 100, and at this time, two adjusting bolts 600 are respectively installed in the two threaded holes, and the threaded holes are specifically located right above the limiting plate 310 of the swing frame 300; preferably, the two threaded holes are also arranged obliquely. It will be appreciated that the adjustment of the swing angle range of the swing frame 300 based on the adjusting bolt in this embodiment is only an example, and in other embodiments, other structures may be used to limit the swing angle of the swing frame 300.
Further, the swing frame 300 is located at a middle position of the track frame 110. The swing frame 300 is disposed at the middle position of the track frame 110, further ensuring uniform stress of the track 200. It will be appreciated that the swing frame 300 may be disposed at a portion of the track frame 110 near the front driving wheel or a portion near the rear driving wheel, in addition to the intermediate position of the track frame 110.
Referring to fig. 4, the track frame 110 may be a U-shaped frame with a downward opening, on which a swing frame mounting shaft 700 is provided, and the swing frame 300 is disposed on the swing frame mounting shaft 700. In this embodiment, the bottom of the main frame 100 is provided with two connection lugs, on which the swing frame mounting shaft 700 is supported. The two swing frames 300 at both sides of the main frame 100 are symmetrically arranged with respect to the center plane of the main frame 100, so that the two swing frames 300 at both sides of the main frame 100 may be arranged on the same swing frame mounting shaft 700, or may be respectively arranged on two separate swing frame mounting shafts 700; when two swing frames 300 are provided on the same swing frame mounting shaft 700, the swing frame mounting shaft 700 penetrates in the width direction of the main frame 100, and the two swing frames are provided at both ends of the swing frame mounting shaft 700, respectively.
Further, one side of the swing frame 300 is axially positioned by a shoulder of a swing frame mounting shaft, and the other side of the swing frame 300 is axially positioned by a washer and a bolt. At this time, the swing frame mounting shaft 700 serves as a pin, and the swing frame 300 and the track frame 110 are hinged based on the pin. Referring to fig. 5 and 6, a swing frame mounting sleeve 330 may be provided corresponding to the middle position of the swing frame 300, the swing frame mounting sleeve 330 is sleeved outside the swing frame mounting shaft 700, swing thrust wheel mounting holes 320 are symmetrically provided at the front and rear ends of the swing frame 300, the support shaft of the swing thrust wheel 400 is correspondingly provided in the swing thrust wheel mounting holes 320, and the swing thrust wheel 400 may also rotate around its own support shaft.
In the above embodiment, when the crawler carrier vehicle runs on a road with uneven height, due to the action of the swinging frame, the swinging supporting wheel can move up and down along with the fluctuation of the walking road surface, so that the crawler is always in contact with the ground, the situation that the crawler is locally suspended is avoided, the purpose of increasing the contact area between the crawler and the ground is achieved, the running stability and safety of the crawler carrier vehicle are improved, and the phenomenon of side turning of the vehicle is avoided.
Through the embodiment, the swing frame of the crawler carrier disclosed by the utility model is simple in structure, convenient to install and low in cost; not only improves the safety performance of the crawler, but also improves the working efficiency of the crawler. In addition, the swing range of the swing frame can be adjusted, so that the swing frame structure can run on roads with different working conditions.
In this disclosure, features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments and/or in combination with or instead of the features of the other embodiments.
While the foregoing has shown and described the basic underlying principles and features of the utility model, it is to be understood that the utility model is not limited to those precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope of the utility model as defined in the appended claims.
Claims (10)
1. A swing frame structure for a crawler carrier, the swing frame structure comprising:
a main frame on which a driving wheel is provided;
the crawler frames are arranged on two sides of the main frame;
a track disposed about the track frame and the drive wheel;
the swinging frame is arranged on the crawler frame and is hinged with the crawler frame, and the swinging frame can swing in a vertical plane around a hinge point of the swinging frame and the crawler frame;
and the swinging supporting wheel is arranged on the swinging frame and is contacted with the inner ring at the bottom of the crawler belt.
2. The swing frame structure of a crawler as in claim 1 further comprising a track tension wheel disposed on the swing frame and inside an inner race of the crawler.
3. The swing frame structure of a crawler carrier as in claim 1 further comprising:
the fixed thrust wheels are arranged on the track frame, each side of the track frame comprises at least two fixed thrust wheels, and the two fixed thrust wheels are respectively arranged at two ends of the track frame.
4. The swing frame structure of a crawler carrier according to claim 3, wherein each swing frame is provided with two swing supporting wheels, the two swing supporting wheels are respectively located at two ends of the swing frame, and the two swing supporting wheels are symmetrically arranged relative to a central plane of the swing frame.
5. The swing frame structure of a crawler carrier according to claim 1, further comprising a swing amount adjusting device.
6. The swing frame structure of a crawler as in claim 5 wherein said swing amount adjustment means comprises two adjustment bolts, both said adjustment bolts being disposed on said main frame and both said adjustment bolts being located directly above said swing frame, and when said swing frame is swung to an extreme position, the top of said swing frame is in contact with the bottom end of one of said adjustment bolts.
7. A swing frame structure for a crawler as in claim 3 wherein said swing frame is located intermediate said track frames.
8. The swing frame structure of a crawler carrier according to claim 7, wherein the crawler frame is a U-shaped frame opened downward, a swing frame mounting shaft is provided on the U-shaped frame, and the swing frame is provided on the swing frame mounting shaft.
9. The swing frame structure of a crawler as in claim 8 wherein one side of said swing frame is axially positioned by a shoulder of said swing frame mounting shaft and the other side of said swing frame is axially positioned by a washer and bolt.
10. The swing frame structure of a crawler carrier according to claim 1, wherein swing frames located on both sides of the main frame are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320120628.XU CN219312903U (en) | 2023-01-16 | 2023-01-16 | Swing frame structure of crawler carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320120628.XU CN219312903U (en) | 2023-01-16 | 2023-01-16 | Swing frame structure of crawler carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219312903U true CN219312903U (en) | 2023-07-07 |
Family
ID=87025675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320120628.XU Active CN219312903U (en) | 2023-01-16 | 2023-01-16 | Swing frame structure of crawler carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219312903U (en) |
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2023
- 2023-01-16 CN CN202320120628.XU patent/CN219312903U/en active Active
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