CN218088843U

CN218088843U - Construction trolley for repairing bottom of continuous beam pocket

Info

Publication number: CN218088843U
Application number: CN202222003329.6U
Authority: CN
Inventors: 唐俊; 冯志荣; 魏创; 高亚飞; 唐大勇; 黄飞龙; 曹洋洋
Original assignee: China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ No 3 Engineering Co Ltd
Current assignee: China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ No 3 Engineering Co Ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-20
Anticipated expiration: 2032-08-01

Abstract

The utility model belongs to the technical field of continuous beam construction, a repair construction dolly at bottom of continuous beam pocket is related to, including the dolly body, the dolly body includes the operation panel, and the operation panel includes platform and rail, be provided with lifting zone and low zone on the operation panel, be provided with the base in the lifting zone, the load has the elevating platform on the base, and the elevating platform is connected with the lift actuating mechanism who drives the elevating platform and go up and down. This application has and is convenient for maintenance personnel to carry out the not construction operation of co-altitude on the operation panel, has promoted the effect of efficiency of construction widely.

Description

Construction trolley for repairing bottom of continuous beam pocket

Technical Field

The application relates to the field of continuous beam construction, in particular to a construction trolley for repairing a pocket bottom of a continuous beam.

Background

A beam having three or more supports in bridge construction is called a continuous beam, and since the continuous beam has an intermediate support, deformation and internal force are generally smaller than those of a single span beam, and thus, the application is wide.

Daily inspection and maintenance of the continuous beam require maintenance personnel to frequently reach the lower part of the bridge, so construction operation needs to be carried out by means of the simple bridge hanging basket.

In the prior art, a simple bridge hanging basket is sequentially provided with a hook travelling mechanism, a connecting channel and an operating platform from top to bottom; the operating platform comprises a platform and a fence; the hook travelling mechanism comprises a slideway arranged on the continuous beam, and a hook with a pulley matched with the slideway is arranged on the slideway; the communication channel adopts a closed ladder stand, and two ends of the communication channel are respectively communicated with the hook travelling mechanism and the operating platform. The hanging basket is fixed on the top of the continuous beam through the hook, and maintenance personnel reach the operating platform through the communicating channel.

Because the space of the operating platform is abundant, a plurality of maintenance personnel can work at the same time, but because the heights of the operating platform are consistent, all the maintenance personnel can only work at the same height at the same time, and the construction efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to realize that the operation of co-altitude can not be carried out on the operation platform, this application provides a construction dolly is restoreed at bottom of continuous beam pocket.

The application provides a pair of restore construction dolly at bottom of continuous roof beam pocket adopts following technical scheme:

the utility model provides a restoration construction dolly at bottom of continuous beam pocket, includes the dolly body, and the dolly body includes the operation panel, and the operation panel includes platform and rail, be provided with lifting zone and low zone on the operation panel, be provided with the base in the lifting zone, the load has the elevating platform on the base, and the elevating platform is connected with the lift actuating mechanism that the drive elevating platform goes up and down.

Through adopting above-mentioned technical scheme, when the operation of co-altitude not is carried out to needs, if need carry out restoration construction to the bottom of a beam and the side of a supporting beam of continuous beam simultaneously, rise to required high position through the elevating drive mechanism drive and lie in the elevating platform in elevating zone, maintenance personal reentrant elevating platform that has required height carries out construction work, and the low zone of operation panel still keeps the position height of operation panel, can be convenient for maintenance personal to carry out the construction of lower high position in this department. When all maintenance personnel need carry out the construction in same high position, descend the elevating platform can, do not influence the normal use of operation panel.

Optionally, the lifting driving mechanism adopts a hydraulic rod arranged on the base, an oil pump is arranged in the base, the oil pump is connected with the hydraulic rod through a pipeline, and the output end of the hydraulic rod is connected with the lifting platform.

By adopting the technical scheme, the hydraulic rod has the advantages of high reaction speed, small movement inertia, automatic overload protection and convenient operation and control.

Optionally, an installation frame is arranged in the lifting area, and the lifting platform is installed at the bottom of the installation frame; the hydraulic stem corresponds the apex angle department of mounting bracket, and the output of hydraulic stem is connected with the apex angle department that corresponds of mounting bracket, and the hydraulic stem passes through the mounting bracket to be connected with the elevating platform.

Through adopting above-mentioned technical scheme, when the elevating platform dropped to the extreme low position, the low zone was pressed close to the bottom of elevating platform, can be close to the position height of low zone, and the maintenance personnel of being convenient for carry out the operation of same height. And four hydraulic stems drive the mounting bracket simultaneously, can improve the stability that the elevating platform goes up and down.

Optionally, the lifting platform comprises a lifting platform and guard rails installed on the lifting platform, and locking assemblies for preventing the lifting platform from falling are arranged between the two sides of the lifting platform and the operating platform.

Through adopting above-mentioned technical scheme, when lift actuating mechanism breaks down, locking Assembly can play the effect that prevents the elevating platform accident and fall to reduce unexpected the emergence, promote the operational safety nature of this application.

Optionally, the locking assembly includes a slot disposed on the inner wall of the rail and a telescopic block matched with the slot and connected to the side of the lifting platform.

Through adopting above-mentioned technical scheme, when the elevating platform rises to required height, take out flexible piece and fill in corresponding draw-in groove in, utilize flexible piece and draw-in groove to play the effect of the firm elevating platform of locking, the cooperation of draw-in groove and flexible piece has installation and maintains the advantage that convenience, cost of manufacture are low.

Optionally, one end of the lifting platform is provided with an opening, and a protective door matched with the opening is installed in the opening.

Through adopting above-mentioned technical scheme, the guard gate can be convenient for maintenance personnel to get into the elevating platform, reduces the climbing action of maintenance personnel in the high altitude to improve high altitude construction's security.

Optionally, the protective door is provided with a cross rod, and the bottom of the protective door is rotatably connected with the bottom edge of the opening of the lifting platform so that the protective door can be turned downwards to form a short ladder convenient to climb.

Through adopting above-mentioned technical scheme, rise to a take the altitude when the elevating platform, when the maintenance personal need get into or leave the elevating platform, through the guard gate that the upset got off scramble can, need not drive the elevating platform again and go up and down, do not influence the maintenance personal still on the elevating platform and carry out the construction operation, promoted convenience and practicality greatly.

Optionally, the lifting platform is provided with a plurality of anti-slip strips arranged at intervals along the surface of the lifting platform.

Through adopting above-mentioned technical scheme, the antislip strip can increase maintenance personal's sole and the frictional force of elevating platform upper surface, prevents that maintenance personal landing from tumbleing, promotes the security of work progress.

To sum up, the application comprises the following beneficial technical effects:

1. according to the construction method, the low area and the lifting area are divided, and the lifting platform capable of being lifted is arranged in the lifting area, so that maintenance personnel can conveniently perform construction operation at different heights on the operation platform, and the construction efficiency is greatly improved;

2. this application is through setting up locking Assembly, antislip strip and can overturn the guard gate of the short ladder of climbing in order to make things convenient for. The safety factor of the construction trolley is further improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic application diagram of an embodiment of the present application.

Fig. 3 is a partial structural schematic diagram of the lifting platform after being lifted.

Fig. 4 is a schematic application diagram of an embodiment of the present application.

Description of reference numerals: 1. a trolley body; 2. an operation table; 21. a lifting area; 22. a low region; 23. a fence; 231. a card slot; 3. a base; 31. a hydraulic lever; 311. an oil pump; 4. a lifting platform; 41. a lifting platform; 411. a telescopic block; 412. anti-slip strips; 42. protecting the fence; 421. a cross bar; 43. a protective door; 5. a continuous beam; 6. and (7) mounting frames.

Detailed Description

The present application is described in further detail below.

The embodiment of the application discloses construction dolly is restoreed at bottom of continuous roof beam pocket, refer to fig. 1, including dolly body 1, dolly body 1 includes operation panel 2, and operation panel 2 includes platform and rail 23, is provided with lifting area 21 and low zone 22 on the operation panel 2, is provided with base 3 in the lifting area 21, and the last load of base 3 has elevating platform 4, and elevating platform 4 is connected with lift actuating mechanism.

Referring to fig. 2, the operation table 2 is in a basket shape with an open top surface and is hung at the bottom of the continuous beam 5 when in use. The bottom plate inside the operation platform 2 is a platform, and the periphery of the operation platform 2 is provided with a fence 23 fixedly connected with the platform. The operation platform 2 is positioned on the platform and is divided into a lifting area 21.

Referring to fig. 3, a base 3 is provided in the elevation region 21. Base 3 fixed mounting is provided with mounting bracket 6 in the top surface of platform, the top of base 3. The mounting frame 6 is horizontally arranged, and the lifting platform 4 is installed at the bottom. The lifting platform 4 is in a basket shape with an open top surface, and the open position is fixedly connected with the mounting frame 6. When the lifting platform is not in working state, the bottom of the lifting platform 4 is placed on the base 3.

The bottom plate inside the lifting platform 4 is a lifting platform 41, and guard rails 42 mounted on the lifting platform 41 are arranged around the lifting platform 4. The bottom wall inside the lifting platform 4 is provided with a plurality of anti-slip strips 412 arranged at intervals along the surface of the lifting platform 41. The anti-slip strip 412 is fixedly connected with the top surface of the lifting platform 41.

The lifting platform 4 is connected with a lifting driving mechanism. In this embodiment, the lifting drive mechanism employs a hydraulic rod 31 vertically disposed on the base 3. Hydraulic stem 31 is provided with four, corresponds four apex angles of mounting bracket 6 respectively, and hydraulic stem 31's shell is installed on base 3, and hydraulic stem 31's output is connected with the apex angle department that mounting bracket 6 corresponds, and hydraulic stem 31 passes through mounting bracket 6 to be connected with elevating platform 4.

The lifting driving mechanism further comprises an oil pump 311 arranged in the base 3, and the oil pump 311 is connected with the hydraulic rod 31 through a pipeline. The oil pump 311 provides power to the hydraulic rod 31 to drive the mounting frame 6 to ascend and descend so as to drive the lifting platform 4 to ascend and descend. When the lifting platform 4 is lowered to the lowest height position, the height position of the lifting platform 41 is close to the height position of the platform of the low zone 22.

An opening is arranged at one end of the lifting platform 4 close to the low area 22, and a protective door 43 matched with the opening is arranged in the opening. A horizontally disposed cross bar 421 is installed in the guard door 43. The plurality of cross bars 421 are arranged at intervals along the height direction of the protective door 43, and two ends of each cross bar 421 are fixedly connected with the protective door 43.

A hinge is arranged between the protective door 43 and the lifting platform 41, and the bottom of the protective door 43 is rotatably connected with the bottom edge of the opening of the lifting platform 4 through a hinge shaft. Open guard gate 43 with guard gate 43 upset down, in the maintenance personal gets into elevating platform 4 of being convenient for, when elevating platform 4 rose to a take the altitude, guard gate 43 that upset down and hang can be used as the short ladder, and the maintenance personal climbing of being convenient for reciprocates.

A bolt is arranged between the protective door 43 and the lifting platform 4. Guard rails 42 with pins inserted into the elevating platform 4 are positioned at both sides of the opening. The protective door 43 is provided with a positioning hole for inserting the plug pin. When the protection door 43 is turned upwards and located at the opening of the lifting platform 4, the protection door 43 can be fixed by inserting the bolt into the positioning hole of the corresponding protection door 43.

Locking assemblies are arranged between the two sides of the lifting platform 4 and the operating platform 2. The locking assembly comprises a slot 231 arranged on the inner wall of the rail 23 and a telescopic block 411 matched with the slot 231 and fixedly connected with the side edge of the lifting platform 41. The lateral wall of lift platform 41 is seted up and is held the holding tank of flexible piece 411, and flexible piece 411 slides with the holding tank and is connected. Referring to fig. 4, when the elevating platform 4 is raised and the height of the elevating platform 41 is equal to the height of the locking groove 231 of the guard rail 42, the telescopic block 411 is pulled out from the receiving groove and is inserted into the locking groove 231 to be fixed, thereby stabilizing the elevating platform 4.

The implementation principle of the continuous beam pocket bottom repair construction trolley provided by the embodiment of the application is as follows: referring to fig. 3, after the maintenance personnel enter the lifting platform 4, the hydraulic rod 31 pushes the mounting frame 6 to lift so as to drive the lifting platform 4 to rise to a required position height, so that the maintenance personnel in the low area 22 and the lifting area 21 can simultaneously perform construction operations at different heights at different operation heights; when needs leave elevating platform 4 temporarily, can use hydraulic stem 31 drive elevating platform 4 to descend, perhaps open guard gate 43 and make guard gate 43 overturn downwards, regard guard gate 43 as the short ladder, maintenance personal can from elevating platform 4 through guard gate 43 climb.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a construction dolly is restoreed at bottom of continuous roof beam pocket, includes dolly body (1), and dolly body (1) includes operation panel (2), and operation panel (2) include platform and rail (23), its characterized in that: the lifting platform is characterized in that a lifting area (21) and a low area (22) are arranged on the operating platform (2), a base (3) is arranged in the lifting area (21), a lifting platform (4) is loaded on the base (3), and the lifting platform (4) is connected with a lifting driving mechanism for driving the lifting platform (4) to lift.

2. The continuous beam pocket bottom repair construction trolley according to claim 1, characterized in that: the lifting driving mechanism adopts a hydraulic rod (31) arranged on the base (3), an oil pump (311) is arranged in the base (3), the oil pump (311) is connected with the hydraulic rod (31) through a pipeline, and the output end of the hydraulic rod (31) is connected with the lifting platform (4).

3. The continuous beam pocket bottom repair construction trolley as claimed in claim 2, wherein: an installation frame (6) is arranged in the lifting area (21), and the lifting platform (4) is installed at the bottom of the installation frame (6); the vertex angle department that hydraulic stem (31) correspond mounting bracket (6), the output of hydraulic stem (31) is connected with the vertex angle department that corresponds of mounting bracket (6), and hydraulic stem (31) are connected with elevating platform (4) through mounting bracket (6).

4. The continuous beam pocket bottom repair construction trolley as claimed in claim 1, wherein: the lifting platform (4) comprises a lifting platform (41) and guard rails (42) arranged on the lifting platform (41), and locking assemblies for preventing the lifting platform (4) from falling are arranged between the two sides of the lifting platform (41) and the operating platform (2).

5. The continuous beam pocket bottom repair construction trolley as claimed in claim 4, wherein: the locking assembly comprises a clamping groove (231) formed in the inner wall of the fence (23) and a telescopic block (411) which is matched with the clamping groove (231) and connected with the side edge of the lifting platform (41).

6. The continuous beam pocket bottom repair construction trolley as claimed in claim 1, wherein: an opening is formed in one end of the lifting platform (4), and a protective door (43) matched with the opening is installed in the opening.

7. The continuous beam pocket bottom repair construction trolley as claimed in claim 6, wherein: the protective door (43) is provided with a cross rod (421), and the bottom of the protective door (43) is rotatably connected with the bottom edge of the opening of the lifting platform (4) so that the protective door (43) can be downwards turned to form a short ladder convenient to climb.

8. The continuous beam pocket bottom repair construction trolley according to claim 1, characterized in that: the lifting platform (4) is provided with a plurality of anti-slip strips (412) which are arranged at intervals along the surface of the lifting platform (41).