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CN-117360642-B - Anti-overturning mechanism and tracked vehicle

CN117360642BCN 117360642 BCN117360642 BCN 117360642BCN-117360642-B

Abstract

The invention discloses an anti-overturning mechanism and a tracked vehicle, relates to the field of engineering machinery, and is used for reducing the overturning probability of the tracked vehicle. The anti-overturn mechanism comprises a connecting member, a pull rod, a torsion bar component and a torsion spring component. The connecting member comprises a first connecting end, a second connecting end and a connecting hole, wherein the connecting hole is positioned between the first connecting end and the second connecting end. The first end of the pull rod is rotatably connected with the connecting member through the connecting hole. The torsion bar assembly comprises a connecting piece and a sleeve fixedly connected or detachably connected with the connecting piece, wherein the sleeve comprises a non-circular mounting hole. The torsion spring component comprises a non-circular component, a shell component and an elastic component, wherein one end of the non-circular component is inserted into the non-circular mounting hole, the other end of the non-circular component is inserted into the shell component, and the elastic component is arranged between the other end of the non-circular component and the inner wall of the shell component. According to the anti-overturning mechanism provided by the technical scheme, the overturning probability of the tracked vehicle is reduced.

Inventors

  • ZHANG YONG
  • LIANG KANG
  • XIANG HUIYU

Assignees

  • 江苏徐工工程机械研究院有限公司

Dates

Publication Date
20260505
Application Date
20231127

Claims (13)

  1. 1. An anti-tipping mechanism, comprising: The connecting member (1) comprises a first connecting end (11), a second connecting end (12) and a connecting hole (13), wherein the connecting hole (13) is positioned between the first connecting end (11) and the second connecting end (12) The first end of the pull rod (2) is rotatably connected with the connecting component (1) through the connecting hole (13); a torsion bar assembly (3) comprising a connector (31), a sleeve (32) fixedly or detachably connected to the connector (31), the sleeve (32) comprising a non-circular mounting hole (321), and A torsion spring assembly (4) including a non-circular member (41), a housing assembly (42) and an elastic assembly (43), wherein one end of the non-circular member (41) is inserted into the non-circular mounting hole (321), the other end of the non-circular member (41) is inserted into the housing assembly (42), and the elastic assembly (43) is mounted between the other end of the non-circular member (41) and the inner wall of the housing assembly (42); the torsion bar assembly (3) further comprises: An abutment (33) mounted to the outside of the sleeve (32), and the abutment (33) is configured to be extendable into the inside of the sleeve (32) to abut against a portion of the non-circular member (41) located within the non-circular mounting hole (321); The number of the propping pieces (33) is a plurality, and the plurality of the propping pieces (33) are distributed outside the shell assembly (42).
  2. 2. The anti-tipping mechanism according to claim 1, characterized in that the connecting member (1) is configured in a C-shape, the first connecting end (11) is one of two ends at the opening (1 a) of the connecting member (1), the second connecting end (12) is the other of two ends at the opening (1 a) of the connecting member (1), and the connecting hole (13) is located at an intermediate position of the connecting member (1).
  3. 3. The anti-roll over mechanism of claim 1, wherein the housing assembly (42) comprises: a floor assembly (421) comprising a first curved plate (4211), a plurality of first vertical plates (4212) positioned in the concave of the first curved plate (4211), a plurality of first vertical plates (4212) arranged in parallel and in a dispersed manner; A first cover plate assembly (422) comprising a second bending plate (4221) and a plurality of second vertical plates (4222) positioned in the concave space of the second bending plate (4221), wherein a plurality of the second vertical plates (4222) are arranged in parallel and in a dispersed manner, the first cover plate assembly (422) covers part of the concave space of the first bending plate (4211), and The second cover plate assembly (423) comprises a third bending plate (4231), a plurality of third vertical plates (4232) positioned in the inner concave parts of the third bending plate (4231) and blocking pieces (4233), the third vertical plates (4232) are arranged in parallel and in a scattered mode, the second cover plate assembly (423) covers the rest inner concave parts of the first bending plate (4211), and the blocking pieces (4233) are positioned on the outer side of one end portion of the third bending plate (4231) and fixedly connected with the third bending plate (4231).
  4. 4. The anti-roll over mechanism of claim 3, wherein the first (4211), second (4221) and third (4231) bend plates are identical in structure and each comprise: A concave plate (424) comprising a first side plate (4241), a second side plate (4242) and a bottom plate (4243), wherein the first side plate (4241) and the second side plate (4242) are fixed on two sides of the bottom plate (4243); A first bent edge (425) fixedly connected with the edge of the first side plate (4241) far away from the bottom plate (4243), and And the second bent edge (426) is fixedly connected with the edge of the second side plate (4242) away from the bottom plate (4243).
  5. 5. The anti-roll over mechanism of claim 4, wherein the concave plate (424), the first bent edge (425), and the second bent edge (426) are integrally constructed.
  6. 6. The turnover prevention mechanism of claim 4, wherein a first bent edge (425) of the first bent plate (4211) is detachably and fixedly connected with a first bent edge (425) of the second bent plate (4221) and a first bent edge (425) of the third bent plate (4231), and a second bent edge (426) of the first bent plate (4211) is detachably and fixedly connected with a second bent edge (426) of the second bent plate (4221) and a second bent edge (426) of the third bent plate (4231).
  7. 7. The turnover preventing mechanism as claimed in claim 4, characterized in that the non-circular member (41) is configured as a rectangular parallelepiped, the shape of the non-circular mounting hole (321) matches the shape of the non-circular member (41), and the side face of the non-circular member (41) forms an angle of 40 ° to 50 ° with the first side plate (4241).
  8. 8. The turnover prevention mechanism as set forth in claim 7, characterized in that the non-circular member (41) is located in a space surrounded by the first riser (4212), the second riser (4222) and the third riser (4232), and a rotation range of the non-circular member (41) in the non-circular mounting hole (321) is restricted by the first riser (4212), the second riser (4222) and the third riser (4232).
  9. 9. The anti-roll-over mechanism of claim 8, wherein the first riser (4212), the second riser (4222), and the third riser (4232) each comprise a raised tip, the raised tips being a minimum distance of 1 mm-6 mm from the non-circular member (41).
  10. 10. The anti-roll-over mechanism of claim 1, wherein the elastic assembly (43) comprises a cylindrical rubber, the non-circular mounting hole (321) is configured as a square hole, the non-circular member (41) is configured as a rectangular parallelepiped, and wherein the cylindrical rubber is mounted at each corner of the non-circular mounting hole (321) in a gap between the non-circular mounting hole (321) and the non-circular member (41).
  11. 11. The anti-tipping mechanism of claim 10, wherein the non-circular mounting hole (321) has a side length of The diameter of the cylindrical rubber is Wherein 。
  12. 12. The anti-tipping mechanism of claim 9, wherein the non-circular mounting hole (321) has a side length of The square tube (411) of the non-circular member (41) has a side length of Wherein 。
  13. 13. A tracked vehicle, comprising: A frame (10); knuckle (20) The anti-overturning mechanism (30) according to any one of claims 1-12, wherein a first connecting end (11) and a second connecting end (12) of a connecting member (1) of the anti-overturning mechanism (30) are fixedly connected with the knuckle (20), and a shell component (42) of the torsion spring component (4) is detachably and fixedly connected with the frame (10).

Description

Anti-overturning mechanism and tracked vehicle Technical Field The invention relates to the field of engineering machinery, in particular to an anti-overturning mechanism and a tracked vehicle. Background The disaster frequency of fire disaster, flood disaster, snow disaster, earthquake and the like is serious threat to the life and property safety of citizens due to wide territories and population in China. On the other hand, with the rapid urban process, various sudden accidents are increased sharply, and serious loss of lives and properties of people is caused. Taking 2013 as an example, the death number of the accident disaster in China reaches 6.9 ten thousand people, and the direct economic loss is 5808.4 hundred million yuan, which accounts for about 1% of GDP. The disasters and accidents have the characteristics of diversity, complexity and the like, and bring great difficulty to post-disaster rescue and reconstruction. However, the technical level of disaster emergency rescue equipment in China is seriously lagged, the function is single, the degree of specialization is low, and the rescue is not timely and the efficiency is low. Especially, the complex terrain and geological conditions after disaster severely restrict the maneuvering performance of the emergency rescue equipment, and valuable rescue time is missed. Tracked vehicles are widely used for rescue. However, the working environment of the tracked vehicle is severe, the geological condition is complex, and the overturning danger is easy to occur. The inventor found that in the related art, in order to reduce the probability of occurrence of the overturning risk, an elastic buffer portion is provided for the track wheel device of the tracked vehicle, however, the structure is large and loose in size, and the structure is not beneficial to steering. Disclosure of Invention The invention provides an anti-overturning mechanism and a tracked vehicle, which are used for reducing the overturning probability of the tracked vehicle. The embodiment of the invention provides an anti-overturning mechanism, which comprises: the connecting component comprises a first connecting end, a second connecting end and a connecting hole, wherein the connecting hole is positioned between the first connecting end and the second connecting end; The first end of the pull rod is rotatably connected with the connecting member through the connecting hole; A torsion bar assembly includes a connector and a sleeve fixedly or removably coupled to the connector, the sleeve including a non-circular mounting hole, and The torsion spring assembly comprises a non-circular member, a shell assembly and an elastic assembly, wherein one end of the non-circular member is inserted into the non-circular mounting hole, the other end of the non-circular member is inserted into the shell assembly, and the elastic assembly is arranged between the other end of the non-circular member and the inner wall of the shell assembly. In some embodiments, the torsion bar assembly further comprises: And an abutment member mounted to an exterior of the sleeve and configured to extend into an interior of the sleeve to abut a portion of the non-circular member within the non-circular mounting hole. In some embodiments, the number of the propping pieces is a plurality, and the plurality of the propping pieces are distributed outside the shell. In some embodiments, the connecting member is configured in a C-shape, the first connecting end is one of two ends at the opening 1a of the connecting member, the second connecting end is the other of two ends at the opening 1a of the connecting member, and the connecting hole is located at a middle position of the connecting member. In some embodiments, the housing assembly comprises: The bottom plate assembly comprises a first bending plate and a plurality of first vertical plates, wherein the plurality of first vertical plates are positioned in the concave parts of the first bending plate; A first cover plate assembly comprising a second bending plate and a plurality of second vertical plates positioned in the concave parts of the second bending plate, wherein the second vertical plates are arranged in parallel and in a dispersed manner, the first cover plate assembly covers part of the concave parts of the first bending plate, and The second cover plate assembly comprises a third bending plate, a plurality of third vertical plates and blocking pieces, wherein the third vertical plates are located in concave parts of the third bending plate, the third vertical plates are arranged in parallel and in a scattered mode, the second cover plate assembly covers the rest concave parts of the first bending plate, and the blocking pieces are located on the outer side of one end portion of the third bending plate and fixedly connected with the third bending plate. In some embodiments, the first flexural plate, the second flexural plate, and the third flexural plate are id