CN-117721692-B - In-situ heat regeneration equipment and screed plate adjusting device and adjusting method thereof

CN117721692BCN 117721692 BCN117721692 BCN 117721692BCN-117721692-B

Abstract

The invention discloses in-situ heat regeneration equipment and a screed adjusting device thereof.A left platform and a right platform of a frame are respectively connected with the upper parts of a left traction mechanism and a right traction mechanism, left and right extending arms of the frame are respectively connected with the upper parts of a left outer arm and a right outer arm, the lower parts of the left outer arm and the right outer arm are respectively sleeved with the upper parts of an inner wall assembly, the lower parts of the two inner wall assemblies are respectively connected with the rear parts of the left big arm mechanism and the right big arm mechanism, the rear parts of the left big arm mechanism and the right big arm mechanism are respectively connected with a first big arm limiting mechanism, and the front parts of the left big arm mechanism and the right big arm mechanism are respectively connected with a second big arm limiting mechanism. The invention discloses a regulating method of a screed regulator and in-situ heat regeneration equipment comprising the screed regulator. The in-place heat regeneration equipment, the screed plate adjusting device and the leveling method thereof provided by the invention can adapt to adjustment of various complex construction working conditions and transportation state of the screed plate, and realize continuous adjustment of the height of the screed plate and continuous adjustment of the paving pitch angle.

Inventors

QI JIANPING
GUO BAIFU
QIAO ZHILI
ZHANG QINGGUO
ZHANG FENG
ZHANG JIANGYONG
ZHANG QINGMEI
YAN DUO
GUO JIAN
GUO QIANG
Zhu Gengshang
DENG LANG
WANG XIANG

Assignees

江苏集萃道路工程技术与装备研究所有限公司

Dates

Publication Date: 20260508
Application Date: 20231221

Claims (6)

1. The screed adjusting device for in-place thermal regeneration is characterized by comprising a frame (1), wherein a left platform and a right platform of the frame (1) are respectively connected with the upper parts of a left traction mechanism (2-12) and a right traction mechanism (2-1), left and right extending arms of the frame (1) are respectively connected with the upper parts of a left outer arm (2-8) and a right outer arm (2-2), the lower parts of the left outer arm (2-8) and the right outer arm (2-2) are respectively sleeved with the upper part of one inner wall assembly (2-5), the lower parts of two inner wall assemblies (2-5) are respectively connected with the rear parts of a left big arm mechanism (2-9) and a right big arm mechanism (2-7) in a rotating way, the lower parts of the two inner wall assemblies (2-5) are respectively connected with the rear parts of the left big arm mechanism (2-9) and the right big arm mechanism (2-7) through second pin shafts (2-6), the lower parts of the left outer arm (2-8) and the right outer arm (2-2) are respectively connected with the lower parts of the two inner wall assemblies (2-5) through telescopic cylinders (2-4) respectively, the lower parts of the two telescopic cylinders (2-4) are respectively connected with the lower parts of the two inner wall assemblies (2-5) through first pin shafts (2-3), the rear parts of the left large arm mechanism (2-9) and the right large arm mechanism (2-7) are respectively connected with the ironing plate (3), the lower parts of the left traction mechanism (2-12) and the right traction mechanism (2-1) are respectively connected with first large arm limiting mechanisms (2-11), the two first large arm limiting mechanisms (2-11) are respectively connected with the front parts of the left large arm mechanism (2-9) and the right large arm mechanism (2-7) and are used for limiting the left large arm mechanism (2-9) and the right large arm mechanism (2-7) to move left and right, the front parts of the left large arm mechanism (2-9) and the right large arm mechanism (2-7) are respectively connected with second large arm limiting mechanisms (2-14) and are used for limiting the left large arm mechanism (2-9) and the right large arm mechanism (2-7) to move left and right large arm mechanism (2-7) to be respectively connected with the front parts of the two lower leveling mechanisms (2-13), the upper parts of the two lifting leveling cylinders (2-13) are respectively connected with the lower parts of the left traction mechanism (2-12) and the right traction mechanism (2-1).
2. A screed adjusting device for in-situ heat regeneration according to claim 1, characterized in that a transverse pulling mechanism (2-10) is connected between the middle part of the left traction mechanism (2-12) and the middle part of the right traction mechanism (2-1).
3. The screed adjusting device for in-situ heat regeneration according to claim 1, wherein a traveling system (5) is arranged below the frame (1), a loosening device (4) is connected below the frame (1) through a loosening adjusting device, and the loosening device (4) is positioned between the screed (3) and the traveling system (5).
4. A screed adjusting device for in-situ thermal regeneration according to claim 1, characterized in that the left and right traction mechanisms (2-12, 2-1), the left and right outer arms (2-8, 2-2), and the left and right large arm mechanisms (2-9, 2-7) are all symmetrically arranged.
5. A conditioning method as claimed in any of claims 1 to 4, which is suitable for a screed adjusting device for in-situ thermal regeneration, comprising: The lifting leveling oil cylinder (2-13) is controlled to shrink to drive the second big arm limiting mechanism (2-14) to lift, the front ends of the right big arm mechanism (2-7) and the left big arm mechanism (2-9) are lifted, the rear ends of the right big arm mechanism (2-7) and the left big arm mechanism (2-9) rotate around the second pin shaft (2-6), the front end of the ironing plate (3) is lifted, and the front end of the ironing plate (3) and the ground plane form a pitch angle, so that stepless adjustment of the pitch angle is realized; When the telescopic oil cylinder (2-4) is controlled to shrink, the inner wall assembly (2-5) slides upwards along the inner slide of the outer wall, meanwhile, the inner wall assembly (2-5) rotates around the second pin shaft (2-6), the outer wall rotates around the first pin shaft (2-3), the right big arm mechanism (2-7) and the left big arm mechanism (2-9) rotate around the second big arm limiting mechanism (2-14), and finally the ironing plate (3) is lifted, so that stepless adjustment of the height is realized.
6. An in-situ heat regeneration plant characterized by being equipped with a screed adjusting device according to any one of claims 1-4 adapted for in-situ heat regeneration.

Description

In-situ heat regeneration equipment and screed plate adjusting device and adjusting method thereof Technical Field The invention relates to in-situ heat regeneration equipment, a screed plate adjusting device and an adjusting method thereof, and belongs to the technical field of road maintenance equipment. Background In-place thermal regeneration equipment maintenance construction process, in order to shorten the unit construction length, reduce asphalt pavement heat loss, save the cost, reduce the use of a paver equipment, the screed device needs to be added in the thermal regeneration equipment. The application of the screed plate on equipment is already appeared in the prior thermal regeneration unit, and in view of the very complex thermal regeneration construction working condition and construction process, the state of the screed plate needs to be adapted to various states (vehicle-mounted transportation, slot-in position adjustment, slot-out position adjustment and pitch angle adjustment), but the working condition adaptability of the same-row device is poor, for example, the height and pitch angle of the screed plate cannot be adapted to the adjustment at any time, so that the paved bituminous pavement has poor flatness and compactness, early rutting, falling off and other diseases can be caused on the regenerated bituminous pavement, the requirements of construction and transportation states cannot be met at the same time, and the defects of high field labor intensity, poor assembly stability and the like exist in the detachable screed plate on the construction site. Disclosure of Invention The invention aims to overcome the defects of the prior art, and provides in-situ heat regeneration equipment and a screed plate adjusting device thereof, which can adapt to adjustment of various complex construction working conditions and transportation state of the screed plate and realize continuous adjustment of the height of the screed plate and continuous adjustment of a paving pitch angle. In order to solve the technical problems, the invention adopts the following technical scheme: The utility model provides a screed adjusting device for hot in place recycling, includes the frame, the left and right platform of frame is connected with left traction mechanism and right traction mechanism's upper portion respectively, the left and right stretching arm of frame links to each other with left outer arm and right outer arm's upper portion respectively, left outer arm and right outer arm lower part overlap with an inner wall subassembly upper portion respectively, two inner wall subassembly lower part links to each other with left big arm mechanism and right big arm mechanism rear portion respectively, be connected with flexible hydro-cylinder between left outer arm and right outer arm's upper portion and the lower part of inner wall subassembly respectively, left traction mechanism and right traction mechanism lower part are connected with first big arm stop gear respectively, two first big arm stop gear respectively with left big arm mechanism and right big arm mechanism front portion link to each other for the restriction left and right big arm mechanism left and right motion, left big arm mechanism and right big arm mechanism front portion are connected with left big arm mechanism and right big arm mechanism rear portion respectively, left side big arm mechanism and right leveling mechanism are connected with two big arm lower limit mechanism front portion and two respectively, leveling mechanism front portion link to each other with left and right leveling mechanism. And a transverse pulling mechanism is connected between the middle part of the left traction mechanism and the middle part of the right traction mechanism. The walking system is arranged below the frame, the loosening device is connected with the lower side of the frame through the loosening adjusting device, and the loosening device is positioned between the screed and the walking system. The upper parts of the two telescopic cylinders are respectively connected with the upper parts of the left outer arm and the right outer arm through first pin shafts, the lower parts of the two telescopic cylinders are respectively connected with the lower parts of the two inner wall assemblies through first pin shafts, and the lower parts of the two inner wall assemblies are respectively connected with the rear parts of the left big arm mechanism and the right big arm mechanism through second pin shafts. The left traction mechanism, the right traction mechanism, the left outer arm, the right outer arm and the left big arm mechanism are symmetrically arranged left and right. An adjustment method suitable for an in-place thermal regeneration screed adjustment device, comprising: The lifting leveling oil cylinder is controlled to shrink to drive the second big arm limiting mechanism to lift, the front ends of the right big arm mechanism and the left big arm m