CN218233182U

CN218233182U - Translation car suitable for case roof beam support is changed

Info

Publication number: CN218233182U
Application number: CN202222204639.4U
Authority: CN
Inventors: 徐超; 齐长宁; 张国华; 苏雅拉图; 闫进学; 薛泽民; 张晨迪; 王超; 林军; 李宝蕴; 蒿利; 刘国良; 刘少波
Original assignee: Xi'an Yuanjing Intelligent Equipment Co ltd; Line And Bridge Engineering Co ltd Of China Railway No3 Engineering Group Co ltd; China Railway No 3 Engineering Group Co Ltd
Current assignee: Xi'an Yuanjing Intelligent Equipment Co ltd; Line And Bridge Engineering Co ltd Of China Railway No3 Engineering Group Co ltd; China Railway No 3 Engineering Group Co Ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-01-06
Anticipated expiration: 2032-08-22
Also published as: JP3243553U

Abstract

The utility model discloses a translation car suitable for case roof beam support is changed, it includes fixed layer board, activity layer board, along the automobile body of trapped orbit walking, be used for lifting the mechanism of lifting of case roof beam support and be used for driving the running gear that the automobile body removed, lifting the mechanism by the fore-stock lift cylinder group, back lift cylinder group and lift the pump station and constitute, lift the pump station and drive the fore-stock lift cylinder group and back lift cylinder group and carry out the synchronization action, fixed layer board fix the back lift cylinder of lift cylinder group on and by this lift cylinder drive lift, activity layer board movable mounting in the fore-stock lift cylinder group lift the cylinder on and by this cylinder drive lift. The utility model provides a current case roof beam support when changing the inconvenient problem of narrow and small operation in construction space, realized having simplified the operation to the removal of case roof beam support on the pier, improved the security performance of operation.

Description

Translation car suitable for case roof beam support is changed

Technical Field

The utility model relates to a case roof beam construction equipment technical field, in particular to translation car suitable for case roof beam support is changed.

Background

The high-speed railway box girder support is the most commonly used part in the construction of high-speed railway box girder erection, and taking the box girders with standard lengths of 32m and 24m as an example, four supports such as transverse support, longitudinal support, fixed support and multidirectional support are generally installed at each span. According to factors such as linearity, geological conditions, vehicle speed and the like, each line can be provided with supports with different load specifications, for example, the most common TJQ-8360 series supports can be used for 4000-0.1g, 4500-0.1g, 5000-0.1g, 5500-0.1g, 6000-0.1g and the like, and the supports have larger size and weight differences. After the high-speed rail box girder support is used for a certain time, the high-speed rail box girder support has the problems of damage, deformation, component damage and the like due to factors such as construction factors, quality problems, climate, geology and the like, and needs to be replaced in time. However, in the process of replacing the box girder support, because the construction space is narrow and small, the operation terrain is complex, the pier is high, the weight of the box girder support to be replaced is large, the manual implementation is mainly adopted in most of the existing operations, the operation is unchanged, and a moving device which can lift the box girder support on the pier when the box girder is replaced is not specially arranged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's is not enough, provides a translation car suitable for case beam support is changed, can solve the inconvenient problem of the narrow and small operation in construction space when current case beam support changes, can realize the removal of case beam support on the pier, and the safety performance of operation is improved in the simplified operation.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a translation car suitable for case roof beam support is changed, it includes fixed layer board, activity layer board, follows the automobile body of fixed track walking, is used for lifting the lifting mechanism of case roof beam support and is used for driving the running gear that the automobile body removed, the automobile body is by two parallel arrangement's driving frame and connect two the driving frame and with the fixed bed frame that becomes an organic whole of driving frame constitutes, lifting mechanism constitute by preceding lifting cylinder group, back lifting cylinder group and lift pump station, preceding lifting cylinder group is including installing respectively two the lifting cylinder of driving frame front end, back lifting cylinder group is including installing respectively at two the lifting cylinder of driving frame rear end, lift pump station drives preceding lifting cylinder group and back lifting cylinder group simultaneously and carries out the synchronization action, fixed layer board fix the lifting cylinder of back lifting cylinder group on and drive lifting cylinder and carry out the lifting by this lifting cylinder, activity layer board movable mounting on the lifting cylinder of preceding lifting cylinder group and by this lifting cylinder drive the walking mechanism of driving, the walking mechanism is used for the walking by the initiative running gear.

And the lifting pump station is arranged on the base frame and is respectively connected with the lifting oil cylinders in the front lifting oil cylinder group and the rear lifting oil cylinder group through oil ways. Preferably, the lifting pump station adopts a one-to-four mode, so that the lifting synchronization of the lifting cylinders of the front lifting cylinder group and the rear lifting cylinder group can be realized, and the lifting cylinders in the front lifting cylinder group or the rear lifting cylinder group can be independently synchronized.

The driving walking mechanism comprises a transmission shaft and a driving gear which is arranged on the transmission shaft and driven by the transmission shaft, a driving motor for driving the transmission shaft to rotate is arranged on the base frame, and a rack matched with the driving gear is arranged on a fixed track for the vehicle body to walk. The driving motor drives the driving gear on the transmission shaft to rotate, and the translation trolley is enabled to translate according to the fixed track due to the meshing of the driving gear and the rack.

The number of the driving gears is two, the two driving gears are symmetrically arranged at two ends of the transmission shaft, and the distance between the two driving gears is not less than the distance between the two rows of frames. The driven travelling mechanism consists of a plurality of supporting wheels arranged on two rows of frames.

Preferably, the two supporting wheels are symmetrically distributed on the outer sides of the two travelling carriages, so that the stability of the translation trolley during movement is improved. Preferably, the moving direction of the driven traveling mechanism is identical to the moving direction of the driving traveling mechanism.

The front lifting oil cylinder group is arranged at the front ends of the two traveling crane frames in an aligned mode, and the rear lifting oil cylinder group is arranged at the rear ends of the two traveling crane frames in an aligned mode.

The fixed supporting plate (2) and the movable supporting plate (3) are provided with grooves (6) used for avoiding connecting pieces of the upper plate and the lower plate of the box girder support, the box girder support is provided with an outer edge used for fixing during lifting, and the fixed supporting plate (2) and the movable supporting plate (3) are clamped on the outer edge and play a supporting role in the box girder support during lifting.

When the supporting wheels are in contact with the supporting surface, the travelling crane frame is suspended. Therefore, the supporting wheels can distribute the weight of the box girder support to the contact surface when supporting, so that the translation trolley is more stable when moving, and the purpose of assisting walking is achieved.

The car body, the fixed supporting plate, the movable supporting plate and the like are manufactured by aluminum alloy finish machining, meanwhile, the four lifting oil cylinders are driven to lift by an electric pump, and the trolley runs and is driven by a motor reducer assembly. When the box girder seat rises, the trolley moves to the foremost end to avoid the support; when the box girder support reaches the highest position, the trolley moves, the fixed supporting plate enters the lower part of the support, and the movable supporting plate is installed manually. And lifting the lifting oil cylinder to bear the weight of the support. And then the box girder support is sent to the position of the cushion stone by the translation trolley, the supporting tool oil cylinder is slowly lifted until the girder bottom bolt is fastened, the translation trolley is withdrawn, and the replacement of the box girder support is completed.

The beneficial effects of the utility model are that: (1) The fixed supporting plate and the movable supporting plate are arranged on the frame, when the box girder support is positioned, the fixed supporting plate is firstly used for carrying out preliminary positioning, then the movable supporting plate is used for positioning the box girder support according to actual conditions, then the lifting mechanism is used for lifting, and the translation trolley is used for carrying out translation, so that the box girder base is fixed and translated, manual operation is reduced, and the safety performance of operation is improved; (2) The translation trolley is provided with a driving travelling mechanism and a driven travelling mechanism for assisting in travelling, the weight of the box girder support is dispersed on a supporting surface through a supporting wheel of the driven travelling mechanism by gear and rack transmission in the driving travelling mechanism during translation, so that the translation trolley is more stable to move, and the safety performance of operation is further improved; (3) The lifting mechanism adopting synchronous operation and the trolley moving are matched, the lifting mechanism is translated in the fixed track, the problem of inconvenience in narrow and small operation of construction space when the existing box girder support is replaced is solved, the box girder support can be moved on the bridge pier, and operation is simplified.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a front view of the structure of the present invention;

FIG. 3 is a side view of the structure of the present invention;

in the figure, 1-vehicle body, 2-fixed supporting plate, 3-movable supporting plate, 4-lifting mechanism, 5-walking mechanism, 6-groove, 101-traveling carriage, 102-base frame, 401-front lifting oil cylinder group, 402-rear lifting oil cylinder group, 403-lifting pump station, 404-lifting oil cylinder, 51-driving walking mechanism, 52-driven walking mechanism, 511-transmission shaft, 512-driving gear, 513-driving motor and 521-supporting wheel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a translation vehicle suitable for replacing a box girder support comprises a fixed support plate 2, a movable support plate 3, a vehicle body 1 traveling along a fixed track, a lifting mechanism 4 for lifting the box girder support and a traveling mechanism 5 for driving the vehicle body 1 to move, wherein the vehicle body 1 comprises two parallel traveling frames 101 and a base frame 102 connecting the two traveling frames 101 and fixed with the traveling frames 101 into a whole, the lifting mechanism 4 comprises a front lifting cylinder group 401, a rear lifting cylinder group 402 and a lifting pump station 403, the front lifting cylinder group 401 comprises lifting cylinders 404 respectively installed at the front ends of the two traveling frames 101, the rear lifting cylinder group 402 comprises lifting cylinders 404 respectively installed at the rear ends of the two traveling frames 101, the lifting pump station 403 simultaneously drives the front lifting cylinder group 401 and the rear lifting cylinder group 402 to perform synchronous actions, the fixed support plate 2 is fixed on the lifting cylinder 404 of the rear lifting cylinder group 402 and is installed on a driving cylinder 52 for driving the movable lifting cylinder to drive the traveling mechanism for driving the traveling cylinder 1 to move, and the movable support plate 3 drives the traveling mechanism 5 to move.

The lifting pump station 403 is installed on the base frame 102 and is connected with the lifting cylinders in the front lifting cylinder group 401 and the rear lifting cylinder group 402 through oil paths. The supporting oil cylinder adopts a CX-SD hydraulic thin oil cylinder, the stroke of the supporting oil cylinder can reach 50mm, and the maximum supporting force of a single oil cylinder can reach 200kg.

The driving walking mechanism 51 comprises a transmission shaft 511 and a driving gear 512 which is arranged on the transmission shaft 511 and is driven by the transmission shaft 511, a driving motor 513 for driving the transmission shaft 511 to rotate is arranged on the base frame 102, and a fixed track on which the vehicle body 1 walks is provided with a rack matched with the driving gear 512.

The number of the driving gears 512 is two, the driving gears 512 are symmetrically arranged at two ends of the transmission shaft 511, and the distance between the two driving gears 512 is not less than the distance between the two rows of the vehicle frames 101.

The driven travelling mechanism 52 is composed of a plurality of supporting wheels 521 arranged on the two-line frame 101. The two supporting wheels 521 are symmetrically distributed on the outer sides of the two travelling frames 101. The supporting wheels 521 are made of high-strength bearing steel, can effectively support, and can uniformly disperse the weight of the box girder base onto a supporting surface, so that the translation trolley can move more stably.

The front lifting cylinder group 401 is arranged in alignment with the lifting cylinders arranged at the front ends of the two traveling frames 101, and the rear lifting cylinder group 402 is arranged in alignment with the lifting cylinders arranged at the rear ends of the two traveling frames 101.

And the fixed supporting plate 2 and the movable supporting plate 3 are respectively provided with a groove 6 for avoiding the connecting piece of the upper plate and the lower plate of the box girder support.

When the supporting wheel 521 is in contact with the supporting surface, the traveling crane 101 is suspended.

According to the statistics of the existing data, the maximum sizes of the box girder supports with the specification of 0.1g are A880, B650, C660, D660 and H165; the maximum weight is 481kg. Consequently in this application, only need change activity layer board, fixed layer board can satisfy the user demand, further increased the application scope of this application, can satisfy the case roof beam support of different models and specification. For a box girder support with the specification of 0.1g, the size of the translation trolley in the application can be 1.24m long, 1.076m wide and 169mm high (when the support is not lifted), and the weight of the whole machine is only less than 160kg (wherein the weight of the main frame is 70kg, the weight of the translation trolley is 45kg, and the weight of the supporting plate is 40 kg), so that the use condition can be achieved, and the manufacture is very convenient. When the movable support plate is lifted, the translation trolley moves forwards (the inner side of a pier), the fixed support plate enters the lower part of the support, and the movable support plate is installed manually. And then, lifting the lifting oil cylinder to enable the gap between the upper surface of the box girder support and the bottom surface of the girder to be 20mm, transferring the weight of the box girder support to a translation trolley, then enabling the translation trolley to move forwards according to a fixed track, and sending the box girder support to a stone pad position below the pier.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a translation car suitable for case roof beam support is changed which characterized in that: it comprises a fixed supporting plate (2), a movable supporting plate (3), a vehicle body (1) traveling along a fixed track, a lifting mechanism (4) for lifting a box girder support and a traveling mechanism (5) for driving the vehicle body (1) to move, the vehicle body (1) consists of two travelling frames (101) which are arranged in parallel and a base frame (102) which is connected with the two travelling frames (101) and is fixed with the travelling frames (101) into a whole, the lifting mechanism (4) consists of a front lifting oil cylinder group (401), a rear lifting oil cylinder group (402) and a lifting pump station (403), the front lifting cylinder group (401) comprises lifting cylinders which are respectively arranged at the front ends of the two travelling frames (101), the rear lifting oil cylinder group (402) comprises lifting oil cylinders which are respectively arranged at the rear ends of the two travelling crane frames (101), the lifting pump station (403) drives the front lifting oil cylinder group (401) and the rear lifting oil cylinder group (402) to synchronously act, the fixed supporting plate (2) is fixed on the lifting oil cylinder of the rear lifting oil cylinder group (402) and is driven by the lifting oil cylinder to lift, the movable supporting plate (3) is movably arranged on the lifting oil cylinder of the front lifting oil cylinder group (401) and is driven by the oil cylinder to lift, the running mechanism (5) consists of a driving running mechanism (51) for driving the vehicle body (1) to move and a driven running mechanism (52) for assisting in running.

2. The translation vehicle suitable for box girder support replacement according to claim 1, wherein: and the lifting pump station (403) is arranged on the base frame (102) and is respectively connected with lifting oil cylinders in the front lifting oil cylinder group (401) and the rear lifting oil cylinder group (402) through oil passages.

3. The translation vehicle suitable for box girder support replacement according to claim 1, wherein: the driving walking mechanism (51) comprises a transmission shaft (511) and a driving gear (512) which is arranged on the transmission shaft (511) and driven by the transmission shaft (511), a driving motor (513) for driving the transmission shaft (511) to rotate is arranged on the base frame (102), and a rack matched with the driving gear (513) is arranged on a fixed track where the vehicle body (1) walks.

4. A vehicle according to claim 3, wherein the vehicle is adapted for box girder erection replacement, and wherein: the number of the driving gears (512) is at least one.

5. A vehicle according to claim 3, wherein the vehicle is adapted for box girder erection replacement, and wherein: the number of the driving gears (512) is two, the driving gears are symmetrically arranged at two ends of the transmission shaft (511), and the distance between the two driving gears (512) is not less than the distance between the two rows of the frames (101).

6. The translation vehicle suitable for box girder support replacement according to claim 1, wherein: the driven travelling mechanism (52) consists of a plurality of supporting wheels (521) arranged on the two-line frame (101).

7. A translation vehicle suitable for box girder support replacement according to claim 6, characterized in that: the two supporting wheels (521) are symmetrically distributed on the outer sides of the two travelling frames (101).

8. The translation vehicle suitable for box girder support replacement according to claim 1, wherein: the front lifting cylinder group (401) is arranged at the front ends of the two traveling frames (101) in an aligned mode, and the rear lifting cylinder group (402) is arranged at the rear ends of the two traveling frames (101) in an aligned mode.

9. The translation vehicle suitable for box girder support replacement according to claim 1, characterized in that: and grooves (6) for avoiding the connecting piece of the upper plate and the lower plate of the box girder support are respectively arranged on the fixed supporting plate (2) and the movable supporting plate (3).

10. The translation vehicle suitable for box girder support replacement according to claim 6, wherein: when the supporting wheels (521) are in contact with the supporting surface, the traveling crane frame (101) is suspended.