Crawler suspension supporting structure

Abstract

The utility model discloses a crawler belt suspension supporting structure which comprises a crawler belt, a guide wheel, a driving wheel, a tensioning wheel, a balance weight wheel, a sliding frame, a balance weight wheel support, a fixing block, a guide rod, a buffer spring, an adjusting threaded sleeve, a pressing plate and a bearing plate, the outer side of the guide wheel, the outer side of the driving wheel, the outer side of the tensioning wheel and the outer side of the balance weight wheel are jointly attached to the crawler belt in a tensioned mode, and a plurality of sliding grooves are formed in the bottom end of the bearing plate. A sliding frame is slidably connected into the sliding groove, a fixing block is fixedly installed on the inner wall of the sliding groove, a guide rod is fixedly installed at the top end of the fixing block, the sliding frame is slidably connected to the guide rod, a balance weight wheel support is fixedly connected to the bottom end of the sliding frame, and a balance weight wheel is rotatably connected to the bottom end of the balance weight wheel support. The adjusting threaded sleeve is slidably connected with the guide rod in a sleeved mode, the guide rod is sleeved with a buffer spring, and a pressing plate is fixedly installed at the bottom end of the adjusting threaded sleeve and presses the top end of the buffer spring. Reliable anti-seismic protection can be carried out, and the anti-seismic effect is adjustable.

Description

Technical Field

[0001] The utility model relates to the technical field of crawler vehicles, in particular to a crawler suspension support structure. Background Art

[0002] The crawler chassis will have a certain impact on the movement performance, and under the rigid body, once the crawler is selected, its stiffness cannot be changed, that is, it is difficult to use the factor of changing the stiffness to improve the movement performance of the agricultural machinery. At present, in order to increase the seismic resistance of agricultural machinery, a suspension support mechanism is generally installed at the track bracket, but the current suspension shock absorption cannot be adjusted according to demand. Utility Model Content

[0003] The purpose of the present application is to provide a crawler suspension support structure to solve the problems raised in the above background technology.

[0004] The camshaft is an axially-coupled structure formed on a pair of support frames and is adapted to engage with the support members of the camshaft and the support frame, and the support members are provided with a plurality of springs, each of which is adapted to engage with the support members of the camshaft and the support frame.

[0005] Preferably, the guide wheel, the driving wheel and the load-bearing plate are rotatably connected.

[0006] Preferably, a mounting groove is opened near one end of the load-bearing plate, an electric push rod is fixedly installed at one end of the mounting groove, a tensioning wheel bracket is fixedly installed at the output end of the electric push rod, the tensioning wheel bracket is slidingly connected to the inner wall of the mounting groove, and the tensioning wheel is rotatably installed on the tensioning wheel bracket.

[0007] Preferably, the pressing plate is a disc-shaped metal plate.

[0008] In summary, the technical effects and advantages of the utility model are:

[0009] In the utility model, the sliding frame slides up and down along the guide rod in the sliding groove, and the sliding frame floats up and down following the counterweight wheel bracket and the counterweight wheel, and is buffered and anti-vibration protected by the buffer spring. The pressure plate can be tightened or loosened by using a tool to rotate the adjustment threaded sleeve to make it move downward or upward, thereby realizing the adjustment of the buffer effect of the buffer spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0011] Figure 1 This is a structural schematic diagram of a crawler suspension support structure in an embodiment of the present application;

[0012] Figure 2 It is a schematic diagram of a partial cross-sectional structure of a crawler suspension support structure in an embodiment of the present application.

[0013] In the figure: 1. crawler track; 2. guide wheel; 3. driving wheel; 4. tensioning wheel; 5. counterweight wheel; 6. sliding groove; 7. sliding frame; 8. counterweight wheel bracket; 9. fixing block; 10. guide rod; 11. buffer spring; 12. adjusting threaded sleeve; 13. pressure plate; 14. mounting groove; 15. electric push rod; 16. tensioning wheel bracket; 17. load-bearing plate. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present disclosure. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0016] It should also be noted that the standard parts used in this application document can be purchased from the market, and can be customized according to the description in the specification and drawings. Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, and it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this disclosure can be understood according to the specific circumstances, and in the absence of clear limitations, machines, parts and equipment can all adopt conventional models in the prior art.

[0017] In this article, the term "comprising" is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of more restrictions, the elements defined by the sentence "comprising..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0018] Example: Reference Figure 1-2 A crawler suspension support structure shown in the figure comprises a crawler 1, a guide wheel 2, a driving wheel 3, a tensioning wheel 4, a counterweight wheel 5, a sliding frame 7, a counterweight wheel bracket 8, a fixed block 9, a guide rod 10, a buffer spring 11, an adjusting threaded sleeve 12, a pressure plate 13 and a bearing plate 17, wherein the outer sides of the guide wheel 2, the driving wheel 3, the tensioning wheel 4 and the counterweight wheel 5 are jointly tensioned and attached to a crawler 1, a plurality of sliding grooves 6 are provided at the bottom end of the bearing plate 17, a sliding frame 7 is slidably connected in the sliding groove 6, a fixed block 9 is fixedly installed on the inner wall of the sliding groove 6, a guide rod 10 is fixedly installed on the top of the fixed block 9, the sliding frame 7 is slidably connected on the guide rod 10, and the counterweight wheel bracket is fixedly connected at the bottom end of the sliding frame 7 8. The counterweight wheel 5 is rotatably connected to the bottom end of the counterweight wheel bracket 8, and the top end of the load-bearing plate 17 is threadedly connected to an adjusting threaded sleeve 12. The adjusting threaded sleeve 12 and the guide rod 10 are slidably sleeved, and a buffer spring 11 is sleeved and installed on the guide rod 10. A pressure plate 13 is fixedly installed on the bottom end of the adjusting threaded sleeve 12, and the pressure plate 13 is pressed on the top end of the buffer spring 11. The sliding frame slides up and down along the guide rod in the sliding groove, and the sliding frame floats up and down following the counterweight wheel bracket and the counterweight wheel, and is buffered and seismic-resistant by the buffer spring. The adjusting threaded sleeve is rotated by a tool to make it move downward or upward, so that the pressure plate can tighten or loosen the buffer spring, thereby adjusting the buffer effect of the buffer spring.

[0019] By means of the above structure, the guide wheel 2, the driving wheel 3 and the load-bearing plate 17 are rotatably connected.

[0020] By means of the above structure: a mounting groove 14 is opened near one end of the load-bearing plate 17, an electric push rod 15 is fixedly installed at one end of the mounting groove 14, a tensioning wheel bracket 16 is fixedly installed at the output end of the electric push rod 15, the tensioning wheel bracket 16 is slidably connected to the inner wall of the mounting groove 14, the tensioning wheel 4 is rotatably installed on the tensioning wheel bracket 16, and the tensioning wheel bracket is driven to slide by the electric push rod so that the tensioning wheel tightens the track.

[0021] According to the above structure: the pressing plate 13 is a disc-shaped metal plate.

[0022] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A crawler suspension support structure, characterized in that: The invention comprises a crawler (1), a guide wheel (2), a driving wheel (3), a tension wheel (4), a counterweight wheel (5), a sliding frame (7), a counterweight wheel bracket (8), a fixed block (9), a guide rod (10), a buffer spring (11), an adjusting threaded sleeve (12), a pressure plate (13) and a bearing plate (17). The outer sides of the guide wheel (2), the driving wheel (3), the tension wheel (4) and the counterweight wheel (5) are tightly fitted with a crawler (1). The bottom end of the bearing plate (17) is provided with a plurality of sliding grooves (6). The sliding grooves (6) are slidably connected with the sliding frames (7). The inner wall of the sliding grooves (6) is fixedly installed with fixed blocks (9). The fixed blocks ( A guide rod (10) is fixedly installed on the top of the guide rod (10), the sliding frame (7) is slidably connected to the guide rod (10), the bottom end of the sliding frame (7) is fixedly connected to the counterweight wheel bracket (8), the bottom end of the counterweight wheel bracket (8) is rotatably connected to the counterweight wheel (5), the top end of the load-bearing plate (17) is threadedly connected to an adjusting threaded sleeve (12), the adjusting threaded sleeve (12) and the guide rod (10) are slidably sleeved, a buffer spring (11) is sleeved on the guide rod (10), the bottom end of the adjusting threaded sleeve (12) is fixedly installed with a pressure plate (13), and the pressure plate (13) presses on the top end of the buffer spring (11).

2. A crawler suspension support structure according to claim 1, characterized in that: The guide wheel (2), the driving wheel (3) and the load-bearing plate (17) are rotatably connected.

3. A crawler suspension support structure according to claim 1, characterized in that: The load-bearing plate (17) is provided with a mounting groove (14) near one end, an electric push rod (15) is fixedly mounted at one end of the mounting groove (14), a tension wheel bracket (16) is fixedly mounted at the output end of the electric push rod (15), the tension wheel bracket (16) is slidably connected to the inner wall of the mounting groove (14), and the tension wheel (4) is rotatably mounted on the tension wheel bracket (16).

4. A crawler suspension support structure according to claim 1, characterized in that: The pressing plate (13) is a disc-shaped metal plate.

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