CN214874073U - Highway-railway dual-purpose overhead working truck based on second-class chassis refitting - Google Patents
Highway-railway dual-purpose overhead working truck based on second-class chassis refitting Download PDFInfo
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- CN214874073U CN214874073U CN202120551347.0U CN202120551347U CN214874073U CN 214874073 U CN214874073 U CN 214874073U CN 202120551347 U CN202120551347 U CN 202120551347U CN 214874073 U CN214874073 U CN 214874073U
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- 238000010276 construction Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000012857 repacking Methods 0.000 claims abstract description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- SAZUGELZHZOXHB-UHFFFAOYSA-N acecarbromal Chemical compound CCC(Br)(CC)C(=O)NC(=O)NC(C)=O SAZUGELZHZOXHB-UHFFFAOYSA-N 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a dual-purpose high altitude construction car of highway-railway based on second class chassis repacking belongs to an engineering machine tool. The utility model adopts the technical proposal that: the highway-railway dual-purpose overhead working truck based on the second type chassis refitting comprises the second type chassis and is characterized in that a front group of guide devices and a rear group of guide devices are arranged at the lower part of the second type chassis, an overhead working rotary platform is arranged at the front part of a frame at the rear part of the second type chassis, an overhead working arm is arranged on the overhead working rotary platform, the front group of guide devices and the rear group of guide devices comprise paired guide wheels, lower extension arms and lower extension driving mechanisms, the guide wheels are arranged at the bottom ends of the lower extension arms, the upper ends of the lower extension arms are hinged below the second type chassis, the lower extension driving mechanisms drive the lower extension arms to descend and ascend, and the overhead working rotary platform comprises a base rotary disk at the lower part, a rotary platform at the middle part and an overhead working arm fixing seat at the upper part. The rail overhead working truck adopts a general type II chassis and is additionally provided with a front and rear guide system of a railway, so that both the highway and the railway can work high above the ground.
Description
Technical Field
The utility model relates to a dual-purpose high altitude construction car of highway-railway based on second class chassis repacking belongs to an engineering machine tool.
Background
The urban subways and high-speed rails in China develop rapidly, and the requirements for construction and maintenance of rail transit sites are increased, so that the high-altitude operation vehicle market is enlarged. However, in order to adapt to the field environment of rail transit, rail transit is electrically driven at present, and high-voltage cables are arranged on two sides of a rail, so that the high-altitude operation vehicle can run on the rail to operate and meet the requirement of small high-altitude operation field.
The large-scale track overhead working truck can only run on the track, and the coordinated allocation and transportation of multi-site construction are inconvenient. At present, a rail overhead working truck runs on a highway by adopting a highway-railway dual-purpose vehicle. However, the existing highway and railway dual-purpose overhead working truck is still huge in size and high in manufacturing cost.
And the general aerial working platform in the market can only realize that work platform and automobile body hookup location are rotatory, and when track facility maintenance contact net operation, only have a rotational position, it is difficult to avoid high-tension transmission contact net maintenance operation during actual operation.
Disclosure of Invention
The invention provides a highway-railway dual-purpose overhead working truck based on second-class chassis modification, which solves the problems of large volume and high cost of the conventional track overhead working truck.
In order to achieve the above object, the utility model adopts the following technical scheme:
the highway-railway dual-purpose overhead working truck based on the second type chassis refitting comprises the second type chassis and is characterized in that a front group of guide devices and a rear group of guide devices are arranged at the lower part of the second type chassis, an overhead working rotary platform is arranged at the front part of a frame at the rear part of the second type chassis, an overhead working arm is arranged on the overhead working rotary platform, the front group of guide devices and the rear group of guide devices comprise paired guide wheels, lower extension arms and lower extension driving mechanisms, the guide wheels are arranged at the bottom ends of the lower extension arms, the upper ends of the lower extension arms are hinged below the second type chassis, the lower extension driving mechanisms drive the lower extension arms to descend and ascend, and the overhead working rotary platform comprises a base rotary disk at the lower part, a rotary platform at the middle part and an overhead working arm fixing seat at the upper part.
Preferably, one side of the rotating platform is provided with a working arm rotating disc, the other side of the rotating platform is provided with a counterweight, the working arm rotating disc is provided with an aerial working arm fixing seat, and the bottom of the aerial working arm is arranged on the aerial working arm fixing seat.
Preferably, the balance weight, the aerial work arm fixing seat and the center of gravity of the aerial work arm are symmetrically arranged relative to the base rotating disk.
Preferably, the aerial work arm is of a straight arm type telescopic structure, the bottom of the aerial work arm is hinged to the aerial work arm fixing seat, the lower portion of the aerial work arm and the aerial work arm fixing seat or the rotating platform are provided with lifting work hydraulic cylinders, the top of the aerial work arm is hinged to a fence type work platform, and a work platform adjusting hydraulic cylinder is arranged between the fence type work platform and the upper portion of the aerial work arm.
Preferably, the aerial work arm is a crank arm type and is formed by hinging and connecting at least two sections of work arms, the bottom of the work arm at the lowest part is hinged to a fixing seat of the aerial work arm, the top of the work arm at the highest part is hinged to a fence type work platform, a lifting work hydraulic cylinder is arranged between the work arm and the fixing seat of the aerial work arm, a work platform adjusting hydraulic cylinder is respectively arranged between the work arm and the fence type work platform, and a crank arm hydraulic cylinder is arranged at the hinged and connected position of the two work arms.
The rail overhead working truck adopts a general type II chassis and is additionally provided with a front and rear guide system of a railway, so that both the highway and the railway can work high above the ground.
The device adopts the rotating platform fixing seat to be fixed on a rail-road vehicle body, the rotating platform main body can rotate around the rotating disk at the lower part, the aerial work platform fixing seat at the upper part can rotate around the rotating disk at the upper part, the aerial work rotating platform with double rotating disks is realized, the interference of a power transmission contact network is avoided, the crank arm structure can also work across obstacles, the range and the space of the work are not limited, and the full hydraulic lifting mechanism is adopted, so that the stability is good.
Drawings
FIG. 1 is a structural diagram of the working arm of the present invention in a straight arm structure,
fig. 2 is a state diagram in which the boom of fig. 1 is extended when the boom is of a straight boom structure.
Figure 3 is a structural diagram of the working arm of the utility model with a crank arm structure,
fig. 4 is a structural view of the rotary platform of the present invention.
Reference numerals; 1. the high-altitude operation rotary platform comprises a high-altitude operation rotary platform 101, a base rotary disk 102, a rotary platform 103, a high-altitude operation arm fixing seat 104, an operation arm rotary disk 105, a counterweight 106, a high-altitude operation arm 107, a fence type operation platform 108, a lifting operation hydraulic cylinder 109, an operation platform adjusting hydraulic cylinder 110, a crank arm hydraulic cylinder 2, a front guide device 3, a rear guide device and a type 4 chassis.
Detailed Description
The specific structure of the present invention will be further explained below;
the utility model relates to a highway-railway dual-purpose high altitude construction car based on second class chassis repacking, as shown in figure 1-3. The concrete structure is that the device comprises a second-class chassis 4, and the lower part of the second-class chassis 4 is provided with a front group of guiding devices and a rear group of guiding devices. An aerial work rotary platform is arranged at the front part of a frame at the rear part of the second-class chassis 4, an aerial work arm 106 is arranged on the aerial work rotary platform, the front and rear two groups of guide devices comprise paired guide wheels, a downward extending arm and a downward extending driving mechanism, the guide wheels are arranged at the bottom end of the downward extending arm, the upper end of the downward extending arm is hinged below the second-class chassis 4, the downward extending driving mechanism drives the downward extending arm to descend and ascend, and the aerial work rotary platform comprises a base rotary disk 101 at the lower part, a rotary platform 102 at the middle part and an aerial work arm 106 fixing seat 103 at the upper part.
As shown in fig. 4, boom turret 104 is mounted on one side of rotary platform 102, counterweight 105 is mounted on the other side, aerial boom 106 mounting base 103 is mounted on boom turret 104, and the bottom of aerial boom 106 is mounted on aerial boom 106 mounting base 103. Counterweight 105 is symmetrically disposed about base turntable 101 with the center of gravity of aerial boom 106 fixed base 103 and aerial boom 106.
The aerial work arm 106 has two structural forms, one is as shown in fig. 1 and fig. 2, the aerial work arm 106 is a straight arm type telescopic structure, the bottom of the aerial work arm 106 is hinged to the aerial work arm 106 fixing seat 103, the lower part of the aerial work arm 106 and the aerial work arm 106 fixing seat 103 or the rotating platform 102 are provided with a lifting work hydraulic cylinder 108, the top of the aerial work arm 106 is hinged to be provided with a fence type work platform 107, and a work platform adjusting hydraulic cylinder 109 is arranged between the fence type work platform and the upper part of the aerial work arm 106.
Another structure of the aerial work arm 106 is a crank arm type as shown in fig. 3, and is formed by hinging and connecting two sections of work arms, the bottom of the work arm at the bottom is hinged on a fixing seat 103 of the aerial work arm 106, the top of the work arm at the top is hinged on a fence type work platform 107, a lifting work hydraulic cylinder 108 is arranged between the work arm and the fixing seat 103 of the aerial work arm 106, a work platform adjusting hydraulic cylinder 109 is respectively arranged between the work arm and the fence type work platform 107, and a crank arm hydraulic cylinder 110 is arranged at the hinged and connected position of the two work arms.
Claims (7)
1. The utility model provides a highway-railway dual-purpose high altitude construction car based on second class chassis repacking, including second class chassis (4), characterized by, two sets of guider in front and back are equipped with to second class chassis (4) lower part, the rear portion frame front portion position of second class chassis (4) is equipped with high altitude construction rotary platform, high altitude construction arm (106) set up on the high altitude construction rotary platform, two sets of guider in front and back include mated leading wheel, the arm that stretches down and stretch down actuating mechanism, the leading wheel sets up in the bottom of the arm that stretches down, the upper end of the arm that stretches down articulates in the below of second class chassis (4), stretch down the descending of actuating mechanism drive arm that stretches down and rise, high altitude construction rotary platform includes base rotary disk (101) of lower part, rotary platform (102) and high altitude construction arm (106) fixing base (103) on upper portion.
2. The class II chassis-based modified highway-railway dual-purpose overhead working truck as claimed in claim 1, wherein a working arm rotating disc (104) is arranged on one side of the rotating platform (102), a counterweight (105) is arranged on the other side of the rotating platform, an overhead working arm (106) fixing seat (103) is arranged on the working arm rotating disc (104), and the bottom of the overhead working arm (106) is arranged on the overhead working arm (106) fixing seat (103).
3. The high-altitude operation vehicle for both highway and railway based on the second-class chassis modification as claimed in claim 2, wherein the center of gravity of the counterweight (105), the high-altitude operation arm (106) fixing seat (103) and the high-altitude operation arm (106) is symmetrically arranged relative to the base rotating disk (101).
4. The class II chassis-based convertible highway-railway overhead working truck according to claim 1, wherein said overhead working arm (106) is a straight arm type telescopic structure.
5. The highway-railway dual-purpose overhead working truck modified based on the second type of chassis as claimed in claim 4, wherein the bottom of the overhead working arm (106) is hinged to the overhead working arm (106) fixing seat (103), the lower part of the overhead working arm (106) and the overhead working arm (106) fixing seat (103) or the rotating platform (102) are provided with lifting working hydraulic cylinders (108), the top of the overhead working arm (106) is hinged to a fence type working platform (107), and a working platform adjusting hydraulic cylinder (109) is arranged between the fence type working platform and the upper part of the overhead working arm (106).
6. The two-type chassis-based modified highway-railway overhead working truck as claimed in claim 1, wherein the overhead working arm (106) is a crank arm type and is formed by hinging and connecting at least two sections of working arms.
7. The high-altitude operation vehicle for both highway and railway based on the second type of chassis modification as claimed in claim 6, wherein the bottom of the lowest operation arm is hinged to the high-altitude operation arm (106) fixing seat (103), the top of the highest operation arm is hinged to the fence type operation platform (107), a lifting operation hydraulic cylinder (108) is arranged between the operation arm and the high-altitude operation arm (106) fixing seat (103), operation platform adjusting hydraulic cylinders (109) are respectively arranged between the operation arm and the fence type operation platform (107), and a crank arm hydraulic cylinder (110) is arranged at the hinged connection position of the two operation arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120551347.0U CN214874073U (en) | 2021-03-17 | 2021-03-17 | Highway-railway dual-purpose overhead working truck based on second-class chassis refitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120551347.0U CN214874073U (en) | 2021-03-17 | 2021-03-17 | Highway-railway dual-purpose overhead working truck based on second-class chassis refitting |
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| Publication Number | Publication Date |
|---|---|
| CN214874073U true CN214874073U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120551347.0U Active CN214874073U (en) | 2021-03-17 | 2021-03-17 | Highway-railway dual-purpose overhead working truck based on second-class chassis refitting |
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| CN (1) | CN214874073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177462A (en) * | 2023-03-02 | 2023-05-30 | 山东东铁动力科技有限公司 | Working personnel lifting platform for high-altitude operation |
-
2021
- 2021-03-17 CN CN202120551347.0U patent/CN214874073U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116177462A (en) * | 2023-03-02 | 2023-05-30 | 山东东铁动力科技有限公司 | Working personnel lifting platform for high-altitude operation |
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