CN213676945U

CN213676945U - Paver track beam spring tensioning protection structure

Info

Publication number: CN213676945U
Application number: CN202022800730.3U
Authority: CN
Inventors: 陈卫鹏; 刘思雨; 刘建设
Original assignee: Xuzhou Mit Machinery Manufacturing Co ltd
Current assignee: Xuzhou Mit Machinery Manufacturing Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-07-13
Anticipated expiration: 2030-11-28

Abstract

The utility model relates to a paver technical field especially relates to paver track beam spring rises and tightly protects structure, and the spring that has solved among the prior art rises and tightly protects the mechanism and can play the effect that rises and tightly protect, but its protection dynamics that rises and tightly protects the mechanism is less, causes the collapse that rises and tightly protect the mechanism easily when receiving excessive pressure, and then causes the problem of unnecessary loss. Paver track beam spring rises and tightly protects structure, including the track beam body, the track beam body includes leading wheel installation position, and the inboard both sides of track beam body all are equipped with the telescopic link, and the one end of two telescopic links is all connected through rotating between round pin axle and the track beam body inner wall. The utility model discloses in the mode of proposing, not only given the track beam and tight the effect of protection that rises, utilize the telescopic link and first extrusion spring's cooperation and second extrusion spring's elastic action simultaneously, and then realized the increase of the tight protection dynamics that rises to prolonged buffer distance, improved the effect of the tight protection that rises.

Description

Paver track beam spring tensioning protection structure

Technical Field

The utility model relates to a paver technical field especially relates to paver track beam spring rises and tightly protects structure.

Background

The paver is a construction equipment mainly used for paving various materials on a base layer and a surface layer of a highway. The paving machine is characterized in that various systems are matched with each other to finish paving work, the paving machine mainly comprises a walking system, a hydraulic system, a material conveying and distributing system and the like, a crawler beam is often used in the paving machine, and particularly, spring tensioning protection of the crawler beam is important.

Although the spring tension protection mechanism in the prior art can play a role in tension protection, the tension protection mechanism has small protection force, and is easy to collapse when being subjected to excessive pressure, so that unnecessary loss is caused, and great inconvenience is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a paver track beam spring rises and tightly protects structure, the spring that has solved among the prior art rises and tightly protects the mechanism and can play the effect that rises and tightly protect, but its protection dynamics that rises and tightly protects the mechanism is less, causes the collapse that rises and tightly protects the mechanism easily when receiving excessive pressure, and then causes the problem of unnecessary loss.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the spring tensioning protection structure for the crawler beam of the paver comprises a crawler beam body, wherein the crawler beam body comprises a guide wheel installation position, telescopic rods are arranged on two sides of the inner side of the crawler beam body, one ends of the two telescopic rods are rotatably connected with the inner wall of the crawler beam body through pin shafts, a second fixing plate is fixedly connected to the other ends of the two telescopic rods, and the ends of the two telescopic rods close to the inner wall of the crawler beam body are fixedly connected with a first fixing plate, the two telescopic rods are sleeved with a first extrusion spring, and one end of the first extrusion spring is fixedly connected with the first fixing plate, the other end of the first extrusion spring is fixedly connected with the second fixed plates, a connecting box is fixedly connected between one ends of the two second fixed plates, and one side of the connecting box, which is close to the guide wheel mounting position, is in an opening shape, a sliding rod is arranged on the inner side of the connecting box, and one end of the sliding rod is fixedly connected with the guide wheel mounting position through a connecting rod.

Preferably, the slide bar is located the top and the equal fixedly connected with slider in bottom of the inside portion of connecting box, and sliding connection between the inner wall of slide rail and connecting box is passed through to the slider.

Preferably, fixedly connected with loading board between one side of two second fixed plates, fixedly connected with bearing frame on the track beam body inner wall, the inboard of bearing frame is equipped with the slide bar, and fixed connection between the both ends of slide bar all and the inner wall of bearing frame, the both ends of slide bar all overlap and are equipped with the sliding sleeve, one side that the bearing frame is close to two telescopic links is equipped with two branches, the one end of two branches is all connected through rotating between round pin axle and the loading board, and the other end of two branches is connected through rotating between round pin axle and two sliding sleeves respectively.

Preferably, the two telescopic rods are symmetrically distributed along the sliding rod.

Preferably, the sliding rod is sleeved with a second extrusion spring, the second extrusion spring is located between the two sliding sleeves, and two ends of the second extrusion spring are respectively and elastically connected with the two sliding sleeves.

Preferably, the slider is in clearance fit with the slide rail.

The utility model discloses possess following beneficial effect at least:

when the crawler beam works, the guide wheel installation position is fixedly connected with the sliding rod through the connecting rod, the sliding rod can move in the connecting box, when the guide wheel gives a certain pressure to the connecting box through the connecting rod, the two telescopic rods are driven to extend, the first extrusion springs on the two telescopic rods perform elastic motion, the two first extrusion springs are used for playing a role in tension protection, then the two sliding sleeves can be driven to slide on the sliding rod through the two supporting rods, the second extrusion spring is elastically connected between the two sliding sleeves, so that the guide wheel is subjected to a tension protection function again through the second extrusion spring, compared with the spring tension protection mechanism in the prior art, the spring tension protection mechanism has a small protection force and is easy to cause the collapse of the tension protection mechanism when excessive pressure is applied, the utility model discloses in the mode of proposing, not only given the track beam and tight the effect of protection that rises, utilize the telescopic link and first extrusion spring's cooperation and second extrusion spring's elastic action simultaneously, and then realized the increase of the tight protection dynamics that rises to prolonged buffer distance, improved the effect of the tight protection that rises.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a front view structural diagram of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is an external view of the present invention;

fig. 4 is an enlarged view of the area a of the present invention.

In the figure: 1. a track beam body; 2. a guide wheel mounting position; 3. a connecting rod; 4. a slide bar; 5. a telescopic rod; 6. a first fixing plate; 7. a second fixing plate; 8. a first pressing spring; 9. a carrier plate; 10. a bearing frame; 11. a slide bar; 12. a sliding sleeve; 13. a second pressing spring; 14. a strut; 15. a connecting box; 16. a slider; 17. a slide rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the paver track beam spring tensioning protection structure comprises a track beam body 1, the track beam body 1 comprises a guide wheel installation position 2, telescopic rods 5 are respectively arranged at two sides of the inner side of the track beam body 1, one ends of the two telescopic rods 5 are rotatably connected with the inner wall of the track beam body 1 through pin shafts, second fixing plates 7 are respectively fixedly connected with the other ends of the two telescopic rods 5, first fixing plates 6 are respectively fixedly connected with one ends of the two telescopic rods 5 close to the inner wall of the track beam body 1, first extrusion springs 8 are respectively sleeved on the two telescopic rods 5, one ends of the first extrusion springs 8 are fixedly connected with the first fixing plates 6, the other ends of the first extrusion springs 8 are fixedly connected with the second fixing plates 7, a connecting box 15 is fixedly connected between one ends of the two second fixing plates 7, and one side of the connecting box 15 close to the guide wheel installation position 2 is open, the inboard of connecting box 15 is equipped with slide bar 4, and fixed connection between connecting rod 3 and leading wheel installation position 2 is passed through to the one end of slide bar 4, and is concrete, utilizes the extension effect greatly increased of telescopic link 5 the distance of tight buffering that rises, utilizes the elastic effect of two first extrusion springs 8 simultaneously for connecting box 15 has abundant buffering protection effect when receiving certain impact force.

The scheme has the following working processes:

when the track beam carries out the during operation, because leading wheel installation position 2 is through connecting

rod

3 and 4 fixed connection of slide bar, and slide bar 4 can remove in connecting box 15, when the leading wheel gives connecting box 15 certain pressure through connecting rod 3, will drive two telescopic links 5 through connecting box 15 and extend, at this moment the first extrusion spring 8 on two telescopic links 5 carries out elastic motion, utilize two first extrusion springs 8 to play the effect of a tight protection that rises simultaneously.

According to the working process, the following steps are known:

utilize the extension effect greatly increased of telescopic link 5 to rise the distance of tight buffering, utilize the elastic effect of two first extrusion springs 8 simultaneously for connecting box 15 has abundant buffering protection effect when receiving certain impact force.

Further, the top and the bottom that slide bar 4 is located the inside portion of connecting box 15 all fixedly connected with slider 16, and slider 16 passes through sliding connection between slide rail 17 and the inner wall of connecting box 15, and is concrete, utilizes slider 16 to slide in slide rail 17, not only can strengthen slide bar 4's stability, can carry on spacingly to it simultaneously.

Further, fixedly connected with loading board 9 between one side of two second fixed plates 7, fixedly connected with bearing frame 10 on the inner wall of crawler beam body 1, the inboard of bearing frame 10 is equipped with slide bar 11, and fixed connection between the both ends of slide bar 11 and the inner wall of bearing frame 10, the both ends of slide bar 11 all are overlapped and are equipped with sliding sleeve 12, one side that bearing frame 10 is close to two telescopic links 5 is equipped with two branches 14, the one end of two branches 14 is all rotated between round pin axle and loading board 9 and is connected, and the other end of two branches 14 rotates between round pin axle and two sliding sleeves 12 respectively and is connected, specifically, drive two sliding sleeves 12 through two branches 14 and slide on slide bar 11, the tight protection effect that rises of crawler beam body 1 has further been strengthened.

Further, two telescopic links 5 are the symmetric distribution along slide bar 4, and are specific, and then make the elastic buffer that slide bar 4 received more even.

Further, the slide bar 11 is sleeved with a second extrusion spring 13, the second extrusion spring 13 is located between the two sliding sleeves 12, and two ends of the second extrusion spring 13 are respectively elastically connected with the two sliding sleeves 12, specifically, the tensioning protection effect of the caterpillar beam body 1 is further enhanced by the elastic effect of the second extrusion spring 13.

Further, the slider 16 is in clearance fit with the slide rail 17.

To sum up, utilize slider 16 to slide in slide rail 17, not only can strengthen the stability of slide bar 4, can carry on spacingly to it simultaneously, drive two sliding sleeves 12 through two branches 14 and slide on slide bar 11, the tight protection effect that rises of crawler beam body 1 has further been strengthened, two telescopic link 5 are the symmetric distribution along slide bar 4, and then the elastic buffer that makes slide bar 4 receive is more even, through the elastic effect of second extrusion spring 13, the tight protection effect that rises of crawler beam body 1 has further been strengthened.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Paver caterpillar band beam spring rises and tightly protects structure, including caterpillar band beam body (1), its characterized in that, caterpillar band beam body (1) includes leading wheel installation position (2), caterpillar band beam body (1) inboard both sides all are equipped with telescopic link (5), two one end of telescopic link (5) all is connected with rotating between caterpillar band beam body (1) inner wall through the round pin axle, and all fixedly connected with second fixed plate (7) on the other end of two telescopic link (5), and all fixedly connected with first fixed plate (6) on the one end that two telescopic link (5) are close to caterpillar band beam body (1) inner wall, two all overlap on telescopic link (5) and be equipped with first extrusion spring (8), and fixedly connected between one end of first extrusion spring (8) and first fixed plate (6), and fixedly connected between the other end of first extrusion spring (8) and second fixed plate (7), two fixedly connected with connecting box (15) between the one end of second fixed plate (7), and one side that connecting box (15) are close to leading wheel installation position (2) is the opening form, the inboard of connecting box (15) is equipped with slide bar (4), fixed connection between connecting rod (3) and leading wheel installation position (2) is passed through to the one end of slide bar (4).

2. The paver crawler beam spring tension protection structure as claimed in claim 1, wherein the slide bar (4) is fixedly connected with slide blocks (16) at the top and bottom of the inner portion of the connection box (15), and the slide blocks (16) are slidably connected with the inner wall of the connection box (15) through slide rails (17).

3. The paver caterpillar band beam spring tension protection structure as claimed in claim 2, wherein two bearing plates (9) are fixedly connected between one side of the second fixing plate (7), a bearing frame (10) is fixedly connected on the inner wall of the caterpillar band beam body (1), a sliding rod (11) is arranged on the inner side of the bearing frame (10), both ends of the sliding rod (11) are fixedly connected with the inner wall of the bearing frame (10), sliding sleeves (12) are respectively sleeved at both ends of the sliding rod (11), two supporting rods (14) are arranged on one side, close to the two telescopic rods (5), of the bearing frame (10), one ends of the supporting rods (14) are rotatably connected with the bearing plates (9) through pin shafts, and the other ends of the two supporting rods (14) are rotatably connected with the two sliding sleeves (12) through pin shafts respectively.

4. The paver crawler beam spring tension protection structure as claimed in claim 3, wherein the two telescopic bars (5) are symmetrically distributed along the sliding bar (4).

5. The paver caterpillar band beam spring tensioning protection structure as claimed in claim 4, wherein the sliding rod (11) is sleeved with a second extrusion spring (13), the second extrusion spring (13) is located between the two sliding sleeves (12), and two ends of the second extrusion spring (13) are respectively elastically connected with the two sliding sleeves (12).

6. The paver track beam spring tension protection structure as defined in claim 5 wherein the slides (16) are clearance-fitted with the slide rails (17).