CN217374713U - Rubber torsion shaft sleeve mounting structure and crawler-type all-terrain vehicle - Google Patents
Rubber torsion shaft sleeve mounting structure and crawler-type all-terrain vehicle Download PDFInfo
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- CN217374713U CN217374713U CN202221204861.8U CN202221204861U CN217374713U CN 217374713 U CN217374713 U CN 217374713U CN 202221204861 U CN202221204861 U CN 202221204861U CN 217374713 U CN217374713 U CN 217374713U
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- rubber torsion
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Abstract
A rubber torsion shaft sleeve mounting structure comprises a torsion shaft sleeve, a frame longitudinal beam, a steel sleeve and a base; a positioning groove is arranged on the bottom surface of the frame longitudinal beam; the base is detachably connected with the frame longitudinal beam; the steel sleeve is arranged on a positioning groove on the bottom surface of the frame longitudinal beam and is pressed tightly through the base; the torsion shaft sleeve is arranged on an inner hole of the steel sleeve. A crawler type all-terrain vehicle comprises the rubber torsion shaft sleeve mounting structure. The utility model discloses an utilize to be provided with positioning groove on solebar's the bottom surface and form the positioning action to the steel bushing, utilize the base to compress tightly the steel bushing simultaneously. Because adopt detachable the connection between base and the solebar, when the rubber torsion axle sleeve took place to damage, loosen the base and can take out the steel bushing, be convenient for more renew steel bushing and rubber torsion axle sleeve. For among the prior art steel bushing lug weld on solebar, the utility model provides a rubber torsion axle sleeve mounting structure is more convenient for maintain.
Description
Technical Field
The utility model relates to a crawler-type all terrain vehicle technical field especially relates to a rubber torsion axle sleeve mounting structure to and a crawler-type all terrain vehicle that possesses this rubber torsion axle sleeve mounting structure is related to.
Background
The crawler type all-terrain vehicle is a crawler type all-terrain engineering vehicle which can run in various geographic environments such as alpine mountains, tropical jungles, deserts, gobi, swamps, rivers and lakes and the like and has high off-road trafficability, amphibious function, high flexibility and reliable protection capability. The rubber torsion shaft sleeve is used as a main suspension damping device of the crawler type all-terrain vehicle, and the stability of the mounting structure influences the damping effect of the vehicle.
The all-terrain vehicle of current crawler-type opens the round hole through on solebar, welds the steel bushing on the round hole, installs rubber torsion axle sleeve on the steel bushing through interference fit again, and current mounting means mainly has following problem:
(1) because the frame longeron installs multiunit rubber torsion axle sleeve, the too much round hole on the frame can direct influence the intensity of frame.
(2) Because the steel bushing beading is on the solebar, when the rubber torsion axle sleeve damaged, can't take off the steel bushing, can only change under vehicle chassis, when field work, the maintainability is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a rubber torsion axle sleeve mounting structure and crawler-type all terrain vehicle aims at solving above-mentioned technical problem.
In order to achieve the above object, on the one hand, the utility model provides a rubber torsion shaft sleeve mounting structure, which comprises a torsion shaft sleeve, a frame longitudinal beam, a steel sleeve and a base; a positioning groove is arranged on the bottom surface of the frame longitudinal beam; the base is detachably connected with the frame longitudinal beam; the steel sleeve is arranged on a positioning groove on the bottom surface of the frame longitudinal beam and is pressed tightly through the base; the torsion shaft sleeve is arranged on an inner hole of the steel sleeve.
Preferably, the base is connected with the frame longitudinal beam through an ear plate and a bolt; the lug plates are welded on the two side surfaces of the frame longitudinal beam and are positioned at the position of the positioning groove; the bolt penetrates through the lug plate to be connected with the base.
Preferably, the positioning groove is in a half-hole shape, and the inner diameter of the positioning groove is matched with the diameter of the steel sleeve.
Preferably, the middle of the lug plate is an arc-shaped part, the radius of the arc-shaped part is the same as that of the positioning groove on the frame longitudinal beam and is coaxially arranged, and the two ends of the lug plate are connecting parts; the connecting part is provided with a bolt through hole.
Preferably, a half-hole groove body is arranged on the base; the inner diameter of the groove body is matched with the diameter of the steel sleeve; the steel bushing is arranged on a through hole formed by the positioning groove of the frame longitudinal beam and the groove body of the base together.
Preferably, the torsion shaft sleeve and the steel sleeve are in interference fit.
Preferably, two ends of the outer cylindrical surface of the steel sleeve are respectively provided with a limiting lug.
Preferably, two limiting lug pieces are arranged at each end of the steel sleeve, and the two limiting lug pieces are symmetrically arranged at 180 degrees.
Preferably, a stop washer is arranged between the bolt head and the lug plate of the bolt.
On the other hand, the utility model also provides a crawler-type all terrain vehicle, this crawler-type all terrain vehicle include above-mentioned rubber torsion axle sleeve mounting structure.
Since the technical scheme is used, the beneficial effects of the utility model are as follows:
(1) the utility model discloses an utilize to be provided with positioning groove on solebar's the bottom surface and form the positioning action to the steel bushing, utilize the base to compress tightly the steel bushing simultaneously. Because adopt detachable the connection between base and the solebar, when the rubber torsion axle sleeve took place to damage, loosen the base and can take out the steel bushing, be convenient for more renew steel bushing and rubber torsion axle sleeve. For among the prior art steel bushing lug weld on solebar, the utility model provides a rubber torsion axle sleeve mounting structure is more convenient for maintain.
(2) The utility model discloses in, adopt to set up positioning groove on the solebar bottom surface and fix a position the steel bushing, for prior art, need not to set up the round hole on the solebar and install the steel bushing, avoided leading to the problem that solebar intensity reduces because of setting up too much round hole on the solebar. Additionally, the utility model discloses well positioning groove adopts half hole shape, to with prior art in set up whole round hole on the solebar, reduced the trompil area, the intensity influence to the solebar is more weak.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is an exploded schematic view of a rubber torsion bushing mounting structure provided by the present invention;
fig. 2 is a schematic view of a rubber torsion shaft sleeve mounting structure provided by the present invention;
fig. 3 is a schematic view of the middle frame longitudinal beam of the present invention.
The reference numbers illustrate: 1. a frame rail; 1-1, positioning a groove; 2. a bolt; 3. a stop washer; 4. an ear plate; 5. a base; 5-1, a groove body; 6. steel jacket; 6-1, a limiting lug; 7. rubber torsion axle sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Referring to fig. 1 to 2, a rubber torsion bushing mounting structure includes a torsion bushing 7, a frame rail 1, a steel sleeve 6, and a base 5; a positioning groove 1-1 is arranged on the bottom surface of the frame longitudinal beam 1; the base 5 is detachably connected with the frame longitudinal beam 1; the steel sleeve 6 is arranged on a positioning groove 1-1 on the bottom surface of the frame longitudinal beam 1 and is compressed through the base 5; the torsion shaft sleeve 7 is arranged on an inner hole of the steel sleeve 6 and is in interference fit.
As shown in fig. 1, the base 5 is connected with the frame rail 1 through an ear plate 4 and a bolt 2; the ear plates 4 are welded on the two side surfaces of the frame longitudinal beam 1 and are positioned at the positions of the positioning grooves 1-1; the bolt 2 passes through the lug plate 4 and is connected with the base 5. Utilize the otic placode 4 structure and form through bolt 2 and base 5 and can dismantle connected mode, the bolt via hole sets up on otic placode 4, need not to process structures such as screw thread, bolt hole on solebar 1, can further guarantee solebar 1's intensity.
Referring to fig. 1 and 3, the positioning groove 1-1 is in a half-hole shape, and the inner diameter of the positioning groove is matched with the diameter of the steel sleeve 6. The semi-hole-shaped positioning groove 1-1 is arranged and matched with the diameter of the outer cylindrical surface of the steel sleeve 6, so that a good positioning effect can be formed on the steel sleeve 6. Further, a half-hole-shaped groove body 5-1 is arranged on the base 5; the inner diameter of the groove body 5-1 is matched with the diameter of the steel sleeve 6; the steel sleeve 6 is arranged on a through hole formed by the positioning groove 1-1 of the frame longitudinal beam 1 and the groove body 5-1 of the base 5. The positioning groove 1-1 on the frame longitudinal beam 1 and the groove body 5-1 on the base 5 form a complete through hole structure, the steel sleeve 6 is arranged in the through hole structure, and good positioning and clamping effects are formed on the steel sleeve.
Referring to fig. 1, the middle of the ear plate 4 is an arc-shaped part, the radius of the arc-shaped part is the same as the radius of the positioning groove 1-1 on the frame longitudinal beam 1 and is coaxially arranged, and two ends of the ear plate 4 are connecting parts; the connecting part is provided with a bolt through hole. By utilizing the arc-shaped part in the middle of the ear plate 4, a lengthened structure can be formed on two sides of the positioning groove 1-1, the positioning clamping area of the steel sleeve 6 is lengthened, and the positioning clamping effect of the steel sleeve 6 is further ensured.
Referring to fig. 1 and 2, two ends of the outer cylindrical surface of the steel sleeve 6 are respectively provided with a limiting lug 6-1. Furthermore, two limiting lugs 6-1 are arranged at each end of the steel sleeve 6, and the two limiting lugs 6-1 are symmetrically arranged at 180 degrees. By utilizing the limiting lug 6-1, when the steel sleeve 6 is clamped on a complete through hole formed by the positioning groove 1-1 on the frame longitudinal beam 1 and the groove body 5-1 on the base 5, the lug 6-1 can limit the axial movement of the steel sleeve 6, and the steel sleeve 6 is prevented from axially moving. In addition, two limiting lug plates 6-1 are arranged at each end and are distributed at 180 degrees, one limiting lug plate 6-1 can abut against the lug plate 4, the other limiting lug plate 6-1 can abut against the base to form limitation together, and when one limiting lug plate 6-1 is damaged, the other limiting lug plate can still limit. The reliability of limiting the steel sleeve 6 is improved.
As shown in fig. 1, a stop washer 3 is provided between the head of the bolt 2 and the lug plate 4. Through setting up lock washer, avoid bolt 2 to take place not hard up by oneself, guarantee the reliability of connecting.
The embodiment also provides a tracked all-terrain vehicle which comprises the rubber torsion shaft sleeve mounting structure.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation done by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a rubber torsion axle sleeve mounting structure which characterized in that: comprises a torsion shaft sleeve (7), a frame longitudinal beam (1), a steel sleeve (6) and a base (5); a positioning groove (1-1) is arranged on the bottom surface of the frame longitudinal beam (1); the base (5) is detachably connected with the frame longitudinal beam (1); the steel sleeve (6) is arranged on a positioning groove (1-1) on the bottom surface of the frame longitudinal beam (1) and is compressed through the base (5); the torsion shaft sleeve (7) is arranged on an inner hole of the steel sleeve (6).
2. The rubber torsion bushing mounting structure according to claim 1, wherein: the base (5) is connected with the frame longitudinal beam (1) through the lug plate (4) and the bolt (2); the ear plates (4) are welded on two side surfaces of the frame longitudinal beam (1) and are positioned at the positions of the positioning grooves (1-1); the bolt (2) passes through the lug plate (4) and is connected with the base (5).
3. A rubber torsion bushing mounting structure according to claim 2, wherein: the positioning groove (1-1) is in a half-hole shape, and the inner diameter of the positioning groove is matched with the diameter of the steel sleeve (6).
4. A rubber torsion bushing mounting structure according to claim 3, wherein: the middle of the lug plate (4) is an arc-shaped part, the radius of the arc-shaped part is the same as that of a positioning groove (1-1) on the frame longitudinal beam (1) and the arc-shaped part is coaxially arranged, and two ends of the lug plate (4) are connecting parts; the connecting part is provided with a bolt through hole.
5. A rubber torsion bushing mounting structure according to claim 3, wherein: a semi-hole groove body (5-1) is arranged on the base (5); the inner diameter of the groove body (5-1) is matched with the diameter of the steel sleeve (6); the steel sleeve (6) is arranged on a through hole formed by the positioning groove (1-1) of the frame longitudinal beam (1) and the groove body (5-1) of the base (5) together.
6. The rubber torsion bushing mounting structure according to claim 1, wherein: the torsion shaft sleeve (7) and the steel sleeve (6) are in interference fit.
7. The rubber torsion bushing mounting structure according to claim 1, wherein: and two ends of the outer cylindrical surface of the steel sleeve (6) are respectively provided with a limiting lug (6-1).
8. The rubber torsion bushing mounting structure of claim 7, wherein: two limiting lug pieces (6-1) are arranged at each end of the steel sleeve (6), and the two limiting lug pieces (6-1) are symmetrically arranged at 180 degrees.
9. A rubber torsion bushing mounting structure according to claim 2, wherein: a stop washer (3) is arranged between the bolt head of the bolt (2) and the lug plate (4).
10. A tracked atv, comprising a rubber torsion bushing mounting structure according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221204861.8U CN217374713U (en) | 2022-05-18 | 2022-05-18 | Rubber torsion shaft sleeve mounting structure and crawler-type all-terrain vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221204861.8U CN217374713U (en) | 2022-05-18 | 2022-05-18 | Rubber torsion shaft sleeve mounting structure and crawler-type all-terrain vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217374713U true CN217374713U (en) | 2022-09-06 |
Family
ID=83087109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221204861.8U Active CN217374713U (en) | 2022-05-18 | 2022-05-18 | Rubber torsion shaft sleeve mounting structure and crawler-type all-terrain vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217374713U (en) |
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2022
- 2022-05-18 CN CN202221204861.8U patent/CN217374713U/en active Active
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