CN216034751U

CN216034751U - Core metal structure and have its track

Info

Publication number: CN216034751U
Application number: CN202120843247.5U
Authority: CN
Inventors: 刘卫东; 何庆一; 李秀娟; 张斌; 冯芝娟; 张侨侨; 王琛; 周申; 邓玉霞
Original assignee: Qingdao Landao Roller Shoes Technology Co ltd
Current assignee: Qingdao Landao Roller Shoes Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-03-15
Anticipated expiration: 2031-04-21

Abstract

The utility model provides a core metal structure and a crawler with the same, comprising: the core metal body, the induction teeth and the meshing parts are connected, the middle part of the core metal body is provided with a driving hole, the number of the meshing parts is two, and the two meshing parts are respectively positioned at the first end and the second end of the core metal body; the meshing portion is provided with spacing arch and spacing recess along the width direction of core gold body, and spacing arch and spacing recess are located the both sides of drive hole respectively, and two at least core gold structures insert spacing recess through spacing arch and cooperate in order to form track core gold skeleton to make track core gold skeleton when receiving the effort of predetermineeing along core gold body length direction, spacing arch and spacing recess's cell wall looks butt are in order to improve track core gold skeleton's lateral stiffness. When the tracked vehicle turns, the limiting protrusions and the limiting grooves of the adjacent core metal structures are limited mutually, so that the transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is taken off is avoided.

Description

Core metal structure and have its track

Technical Field

The utility model relates to the technical field of belt-type track core metal for tracked vehicles, in particular to a high-speed light tracked vehicle.

Background

The elastic body belt type crawler belt has the excellent performances of small ground pressure, small vibration, low noise, good wet field passing performance, no damage to a road surface, high speed, light mechanical weight and the like, is widely applied to various fields of industry, engineering, agriculture, petroleum, scientific investigation, tourism, military, national defense and the like, and partially replaces a steel crawler belt and a tire. The development and application of the elastomer crawler greatly expand the application range of crawler-type and wheeled transport vehicles and overcome the restriction of various unfavorable terrain conditions and environments on mechanical equipment.

The prior elastomer belt type crawler is generally a rubber crawler or a polyurethane crawler, and only steel wires and elastomers are basically connected between a framework and the framework, so that the belt body is soft, the transverse rigidity and the torsional rigidity are very small, the belt body is not easy to recover after climbing teeth, the space utilization rate of the crawler width is not high, and the like. When the vehicle turns or runs at high speed on uneven road surfaces, muddy road surfaces, sandy lands and the like, the crawler cannot well transversely slide on the ground along with the loading wheels, so that the crawler is separated from the loading wheels to cause belt separation.

The transverse rigidity and the torsional rigidity of the existing elastomer track are poor, so that a high-speed heavy-duty vehicle cannot be used, and the progress of a moving system of a high-speed light-duty track vehicle is severely restricted.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a core metal structure and a crawler belt with the core metal structure, so as to solve the problem that the transverse rigidity and the torsional rigidity of an elastomer crawler belt in the prior art are poor.

In order to achieve the above object, according to one aspect of the present invention, there is provided a core metal structure embedded in an elastomer belt-type track, comprising: the core metal body is in a strip shape and is provided with a first end and a second end; the induction teeth are connected with the middle part of the core metal body; the core metal body comprises a core metal body, meshing parts and a driving plate, wherein the meshing parts are used for being in driving connection with driving teeth of the driving plate, the middle of each meshing part is provided with a driving hole, the number of the meshing parts is two, and the two meshing parts are respectively positioned at the first end and the second end of the core metal body; the meshing part is provided with a limiting bulge and a limiting groove along the width direction of the core metal body, and the limiting bulge and the limiting groove are respectively positioned on two sides of the driving hole; the at least two core metal structures are inserted into the limiting groove through the limiting protrusion to be matched with each other to form a track core metal framework, so that when the track core metal framework is subjected to a preset acting force along the length direction of the core metal body, the limiting protrusion is abutted with the groove wall of the limiting groove to improve the transverse rigidity of the track core metal framework.

Further, the engaging portion includes: the first meshing body is connected with the end part of the core metal body, and is provided with a first bulge along the width direction of the core metal body to form the limiting bulge, and the first bulge is far away from the core metal body and extends outwards; the second meshing body is arranged at a distance from the first meshing body, the second meshing body is connected with the end part of the core metal body, at least two second protrusions are arranged on the first meshing body along the width direction of the core metal body, a limiting groove is formed between every two adjacent second protrusions, and the second protrusions are far away from the core metal body and extend outwards; the first engaging body has a first engaging surface, the second engaging body has a second engaging surface, the first engaging surface and the second engaging surface are disposed opposite to each other, and the driving hole is formed between the first engaging surface and the second engaging surface.

Further, the limiting protrusion has a first side wall and a second side wall, the limiting groove has a first groove wall and a second groove wall, the first side wall is disposed opposite to the first groove wall, and the second side wall is disposed opposite to the second groove wall, wherein a gap D1 is formed between the first side wall and the first groove wall, and a gap D2 is formed between the second side wall and the second groove wall.

Furthermore, D1 is more than or equal to 0.1mm and less than or equal to 5mm, and D2 is more than or equal to 0.1mm and less than or equal to 5 mm.

Further, the engaging portion includes: the first end of the connecting plate is connected with the first meshing body, the second end of the connecting plate is connected with the second meshing body, and the end part of the core metal body, the first meshing body, the connecting plate and the second meshing body are sequentially connected and surrounded to form the driving hole.

Further, the core metal body is made of a non-metal material, the induction teeth are made of a non-metal material, and at least part of the meshing surface of the meshing part is made of a metal material or embedded in a metal material.

Furthermore, a reinforcing plate is arranged at the end part of the core metal body, and two ends of the reinforcing plate are respectively connected with the first meshing body and the second meshing body.

Further, the core metal body is provided with a plurality of reinforcing ribs, first ends of the reinforcing ribs are connected with the roots of the induction teeth, and second ends of the reinforcing ribs are connected with the meshing parts.

Furthermore, lightening holes are formed in the induction teeth and/or the core metal body.

According to another aspect of the present invention, there is provided a track comprising the above-described cored metal structure.

By applying the technical scheme of the utility model, the utility model provides a core metal structure for track, the core metal structure is embedded in the elastic track, which comprises: the rubber crawler belt comprises a core metal body 10, induction teeth 20 and an engagement part 30, wherein the core metal body 10 is used for being matched and connected with a pressing plate to clamp a steel cord so as to improve the rigidity and the strength of the rubber crawler belt, the core metal body 10 is in a long strip shape, and the core metal body 10 is provided with a first end and a second end; the induction teeth 20 are connected with the middle part of the core metal body 10 and are used for being in driving connection with driving teeth of a driving disc, the middle part of the meshing part 30 is provided with a driving hole 31, the number of the meshing parts 30 is two, and the two meshing parts 30 are respectively positioned at the first end and the second end of the core metal body 10; the engaging part 30 is provided with a limiting protrusion 34 and a limiting groove 35 along the width direction of the core metal body 10, and the limiting protrusion 34 and the limiting groove 35 are respectively positioned at two sides of the driving hole 31; the at least two core metal structures are inserted into the limiting groove 35 through the limiting protrusion 34 to be matched with each other to form the track core metal framework 40, so that when the track core metal framework 40 receives a preset acting force along the length direction of the core metal body 10, the limiting protrusion 34 is abutted with the groove wall of the limiting groove 35 to improve the transverse rigidity of the track core metal framework 40. When the tracked vehicle turns, the limiting protrusions 34 and the limiting grooves 35 of the adjacent core metal structures are limited mutually, so that the transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is out of the track is avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 shows a schematic structural view of an embodiment of a core metal structure according to the present invention; and

fig. 2 shows a schematic structural view of an embodiment of the track core metal frame according to the utility model.

Wherein the figures include the following reference numerals:

10. a core metal body; 11. reinforcing ribs; 12. a reinforcing plate;

20. inducing teeth;

30. an engaging portion; 31. a drive aperture; 32. a first engaging body; 33. a second engaging body; 34. a limiting bulge; 35. a limiting groove; 36. a connecting plate;

40. a core metal framework.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 2, the present invention provides a core metal structure for a track, which is embedded in an elastomer belt-type track, including: the rubber crawler belt comprises a core metal body 10, induction teeth 20 and an engagement part 30, wherein the core metal body 10 is used for being matched and connected with a pressing plate to clamp a steel cord so as to improve the rigidity and the strength of the rubber crawler belt, the core metal body 10 is in a long strip shape, and the core metal body 10 is provided with a first end and a second end; the induction teeth 20 are connected with the middle part of the core metal body 10, the meshing parts 30 are used for being in driving connection with driving teeth of a driving disc, the middle part of the meshing parts 30 is provided with a driving hole 31, the number of the meshing parts 30 is two, and the two meshing parts 30 are respectively positioned at the first end and the second end of the core metal body 10; the engaging part 30 is provided with a limiting protrusion 34 and a limiting groove 35 along the width direction of the core metal body 10, and the limiting protrusion 34 and the limiting groove 35 are respectively positioned at two sides of the driving hole 31; the at least two core metal structures are inserted into the limiting groove 35 through the limiting protrusion 34 to be matched with each other to form the track core metal framework 40, so that when the track core metal framework 40 receives a preset acting force along the length direction of the core metal body 10, the limiting protrusion 34 is abutted with the groove wall of the limiting groove 35 to improve the transverse rigidity of the track core metal framework 40. When the tracked vehicle turns, the limiting protrusions 34 and the limiting grooves 35 of the adjacent core metal structures are limited mutually, so that the transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is out of the track is avoided.

In the present embodiment, the engaging portion 30 includes: the first meshing body 32 is connected with the end portion of the core metal body 10, the first meshing body 32 is provided with a first protrusion forming limiting protrusion 34 along the width direction of the core metal body 10, the first protrusion is far away from the core metal body 10 and extends outwards, the second meshing body 33 is arranged at a distance from the first meshing body 32, the second meshing body 33 is connected with the end portion of the core metal body 10, the first meshing body 32 is provided with at least two second protrusions along the width direction of the core metal body 10, a limiting groove 35 is formed between every two adjacent second protrusions, and the second protrusions are far away from the core metal body 10 and extend outwards; the first engaging body 32 has a first engaging surface, and the second engaging body 33 has a second engaging surface, the first engaging surface and the second engaging surface being disposed opposite to each other, with the driving hole 31 formed therebetween. The first meshing surface and the second meshing surface are matched with the meshing surfaces of the driving teeth, so that the crawler belt can freely advance or retreat, a plurality of limiting protrusions 34 can be arranged, a plurality of limiting grooves 35 can be arranged, and the plurality of limiting grooves and the plurality of limiting protrusions are arranged in a one-to-one correspondence mode, so that the transverse rigidity and the torsional rigidity of the elastomer belt type crawler belt are enhanced. The track core metal structure can be used for any elastomer track, such as a rubber track, a polyurethane track and the like.

As shown in fig. 1, the restraining protrusion 34 has a first sidewall and a second sidewall, and the restraining groove 35 has a first groove wall and a second groove wall, the first sidewall being disposed opposite to the first groove wall, and the second sidewall being disposed opposite to the second groove wall, wherein a gap D1 is provided between the first sidewall and the first groove wall, and a gap D2 is provided between the second sidewall and the second groove wall. The setting of the gap D1 and the gap D2 is beneficial to the high-speed running of the crawler belt in the running process of the vehicle, the limiting protrusions 34 move freely relative to the limiting grooves 35, the high-speed running of the elastomer belt-type crawler belt cannot be hindered, so that the limiting protrusions 34 and the limiting grooves 35 of adjacent core metal structures are mutually abutted and rubbed when the vehicle turns, the transverse rigidity and the torsional rigidity of the elastomer belt-type crawler belt are enhanced, and the belt-off phenomenon cannot occur. Preferably, 0.1mm < D1 < 5mm, 0.1mm < D2 < 5 mm. The arrangement ensures that the limiting protrusions 34 and the limiting grooves 35 cannot interfere with each other in normal vehicle running, and only when the vehicle turns or external force interferes, the limiting protrusions 34 and the limiting grooves 35 can play a role in enhancing the transverse rigidity and the torsional rigidity of the elastomer belt type track.

Further, the engaging portion 30 includes: and the first end of the connecting plate 36 is connected with the first meshing body 32, the second end of the connecting plate 36 is connected with the second meshing body 33, and the end part of the core metal body 10, the first meshing body 32, the connecting plate 36 and the second meshing body 33 are sequentially connected and surrounded to form the driving hole 31. Through setting up connecting plate 36, improved the stability of drive opening, made its drive opening and the driving tooth cooperation of driving-disc stable.

In the present embodiment, the core metal body 10 is made of a non-metal material, the induction teeth 20 are made of a non-metal material, and at least a part of the engagement surface of the engagement portion 30 is made of a metal material or is embedded by a metal material. The non-metal material can be a carbon fiber load material, the metal material can be 60si2Mn, wherein 60si2Mn can be a cylindrical metal strip embedded in the non-metal material of the meshing surface, so that the service life of the meshing surface can be ensured, and the weight of the core metal structure is reduced.

In this embodiment, the end of the core metal body 10 is provided with a reinforcing plate 12, and both ends of the reinforcing plate 12 are respectively connected to the first engaging body 32 and the second engaging body 33. The arrangement further improves the stability of the driving hole, and the driving hole is stably matched with the driving teeth of the driving disc.

Wherein, core gold body 10 is provided with a plurality of strengthening rib 11, and the first end of strengthening rib 11 is connected with the root of induction tooth 20, and the second end of strengthening rib 11 is connected with meshing portion 30. The stability of the core metal body 10 can be improved by the arrangement, the bonding area of the core metal body 10 and the elastic body is also ensured, and the overall stability and the service life of the track are improved.

Lightening holes are formed in the induction teeth 20 or the core metal body 10, and naturally, the induction teeth 20 or the core metal body 10 can simultaneously lighten the weight of the core metal structure.

The embodiment of the utility model also provides a crawler belt, which comprises the crawler belt core metal structure. The transverse rigidity and the torsional rigidity of the elastomer track are improved, and the phenomenon that the tracked vehicle is out of the belt is avoided.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a core gold structure, core gold structure inlays and locates in elastomer belt track, its characterized in that includes:

the core metal body (10) is in matched connection with the pressing plate to clamp the steel wire cord so as to improve the rigidity and the strength of the rubber track, the core metal body (10) is in a strip shape, and the core metal body (10) is provided with a first end and a second end;

the induction teeth (20), the induction teeth (20) are connected with the middle part of the core metal body (10);

the core metal body (10) comprises two meshing parts (30) which are used for being in driving connection with driving teeth of a driving disc, wherein the middle part of each meshing part (30) is provided with a driving hole (31), the number of the meshing parts (30) is two, and the two meshing parts (30) are respectively positioned at the first end and the second end of the core metal body (10);

the meshing part (30) is provided with a limiting protrusion (34) and a limiting groove (35) along the width direction of the core metal body (10), and the limiting protrusion (34) and the limiting groove (35) are respectively positioned on two sides of the driving hole (31);

at least two core metal structures are inserted into the limiting groove (35) through the limiting protrusion (34) to be matched with each other to form a track core metal framework (40), so that when the track core metal framework (40) receives a preset acting force along the length direction of the core metal body (10), the limiting protrusion (34) is abutted with the groove wall of the limiting groove (35) to improve the transverse rigidity of the track core metal framework (40).

2. The core metal structure according to claim 1, wherein the engaging portion (30) comprises:

the first meshing body (32) is connected with the end part of the core metal body (10), the first meshing body (32) is provided with a first protrusion along the width direction of the core metal body (10) to form the limiting protrusion (34), and the first protrusion is far away from the core metal body (10) and extends outwards;

the second meshing body (33) is arranged at a distance from the first meshing body (32), the second meshing body (33) is connected with the end part of the core metal body (10), the first meshing body (32) is provided with at least two second protrusions along the width direction of the core metal body (10), a limiting groove (35) is formed between every two adjacent second protrusions, and the second protrusions are outwards extended away from the core metal body (10);

the first engaging body (32) has a first engaging surface, the second engaging body (33) has a second engaging surface, the first engaging surface and the second engaging surface are oppositely arranged, and the driving hole (31) is formed between the first engaging surface and the second engaging surface.

3. The cored bar structure of claim 1, wherein the spacing bump (34) has a first side wall and a second side wall, and the spacing groove (35) has a first groove wall and a second groove wall, the first side wall being disposed opposite the first groove wall, the second side wall being disposed opposite the second groove wall, wherein the first side wall has a gap D1 with the first groove wall, and the second side wall has a gap D2 with the second groove wall.

4. The core metal structure of claim 3, wherein 0.1mm ≦ D1 ≦ 5mm, and 0.1mm ≦ D2 ≦ 5 mm.

5. The core metal structure according to claim 2, wherein the engaging portion (30) comprises:

the first end of the connecting plate (36) is connected with the first meshing body (32), the second end of the connecting plate (36) is connected with the second meshing body (33), and the end of the core metal body (10), the first meshing body (32), the connecting plate (36) and the second meshing body (33) are sequentially connected and surrounded to form the driving hole (31).

6. The cored structure of claim 1, wherein the cored body (10) is made of a non-metal material, the induction teeth (20) are made of a non-metal material, and at least a portion of the engaging surface of the engaging portion (30) is made of a metal material or is embedded by a metal material.

7. The core metal structure according to claim 5, wherein the end of the core metal body (10) is provided with a reinforcing plate (12), and two ends of the reinforcing plate (12) are respectively connected with the first engaging body (32) and the second engaging body (33).

8. Core metal structure according to claim 1, characterized in that the core metal body (10) is provided with a plurality of reinforcing ribs (11), a first end of the reinforcing ribs (11) being connected with the root of the inductive tooth (20), a second end of the reinforcing ribs (11) being connected with the engaging portion (30).

9. The core metal structure according to claim 1, characterized in that the inducing teeth (20) and/or the core metal body (10) are provided with lightening holes.

10. A track comprising a cored structure according to any of claims 1 to 9.