CN108330827A - A kind of overpass maintenance trolley and its make application method - Google Patents

Abstract

The present invention proposes a kind of overpass maintenance trolley and its makes application method, time-consuming and laborious when solving the problems, such as to repair maintenance to overpass in the prior art, there are security risks.The trolley includes upper plate, upper plate is leaned against on the steel pipe of overpass by upper roller load and can carry out straight-line rolling along steel pipe, the inside of overpass is equipped with interior plate, interior plate is connected to by ratchet mechanism on upper plate, internal trolley is installed, internal trolley is tightly attached under the action of ratchet mechanism on the cement revetment of overpass on the inner surface of interior plate；Outer panel is additionally provided on the outside of overpass, outer panel is hung on by quickly pressing from both sides on upper plate, by quickly pressing from both sides position of the adjustable outer panel on upper plate and fixing itself and upper plate, outer idler wheel is installed, outer idler wheel is tightly attached on the cement revetment of overpass on the inner surface of outer panel；The bottom end of outer panel is hung with the safe basket for accommodating staff.

Description

Viaduct maintenance trolley and method for making and using same

technical field

The invention relates to the technical field of engineering construction, in particular to a viaduct repair and maintenance trolley capable of quickly and safely performing operations outside the viaduct and a method for making and using the same.

Background technique

In recent years, my country's cities have developed rapidly, and traffic problems have become increasingly apparent. In order to alleviate traffic congestion, some cities have built a large number of viaducts to maximize the use of urban space, which has played a very good role in dredging. However, the viaduct needs to be regularly maintained during its use. The traditional method of operation is generally to use a mobile scaffold to move the scaffold under the viaduct to maintain the viaduct wall. This method of moving the scaffold not only hinders the traffic, but also takes a lot of time and energy to build the scaffold, and there is a great potential safety hazard.

Contents of the invention

The invention provides a viaduct repair and maintenance trolley and its production and use method, which solves the problems of time-consuming and labor-intensive maintenance of viaducts and potential safety hazards in the prior art.

The technical solution of the present invention is achieved in the following way: the viaduct maintenance trolley includes an upper top plate, the upper top plate rests on the steel pipe of the viaduct through the upper roller and can roll linearly along the steel pipe, the inner side of the viaduct is provided with The inner board is connected to the upper top board through a ratchet mechanism, and an inner roller is installed on the inner surface of the inner board, and the inner roller is closely attached to the cement protection of the viaduct under the action of the ratchet mechanism. wall;

The outer side of the viaduct is also provided with an outer board, which is suspended on the upper top board by a quick clip, and the position of the outer board on the upper top board can be adjusted by the quick clip and fixed to the upper top board , an outer roller is installed on the inner surface of the outer plate, and the outer roller is closely attached to the cement parapet of the viaduct;

A safety basket for accommodating staff is suspended from the bottom end of the outer board.

As a preferred embodiment, the upper top plate, the inner plate, the outer plate and the safety basket are all welded by square steel pipes, and the square steel pipes of the outer plate are provided with several buckle grooves arranged in the vertical direction. The safety basket is hung on the outer panel through the buckle slot, and the height of the safety basket can be adjusted by being connected with the buckle slot.

As a preferred embodiment, rebars are diagonally welded and fixed between the square steel pipes of the upper top plate, inner plate, and outer plate, and a structurally stable triangular frame is formed between the rebars and the square steel pipes.

As a preferred embodiment, a threaded hole is opened on the square steel pipe of the inner plate, and a detachable push handle matched with the threaded hole is installed, and the push handle extends along the horizontal direction, which is convenient for the staff to Move the inner panel.

As a preferred embodiment, the upper rollers are steel wheels, the inner rollers and outer rollers are Mecanum wheels, and the number of inner rollers and outer rollers is multiple and arranged symmetrically .

The present invention also proposes a method for making and using a viaduct maintenance trolley, which includes the following sequential steps

S1. Square steel pipes are used to weld the upper top plate, inner side plate and outer side plate to reduce the weight to the greatest extent;

S2. Connect the upper top board with the inner board through the ratchet mechanism, connect the outer board with the upper top board through quick clips, hang the safety basket on the appropriate buckle groove of the outer board, and adjust the height of the safety basket;

S3. Install Mecanum wheels on the inner and outer panels, install steel wheels on the upper roof, hoist the maintenance trolley to the cement parapet of the viaduct, and adjust the angle between the inner and upper roofs so that the Mecanum on the inner panels The Mecanum wheel is close to the cement parapet, and the inner panel is fixed by the ratchet mechanism, and the position of the outer panel on the upper roof is adjusted so that the Mecanum wheel on the outer panel is close to the cement parapet, and the outer panel is connected to the upper roof by a quick clip. fixed;

S4. According to the specific construction requirements of the site, install a push handle on the square steel pipe of the inner plate, use the push handle to move the trolley to the corresponding position, and remove the push handle;

S5. Workers step into the safety basket through the square steel pipe, and then perform maintenance on the viaduct.

As a preferred embodiment, in the step S1

S11. Diagonally welded and fixed rebar in the square steel pipe to form a stable triangular frame structure.

As a preferred implementation, in the step S3

S31. The flat steel is welded and fixed on the square steel pipe, and the mecanum wheel is fixed and installed on the flat steel through nuts to enhance the mechanical strength of the mecanum wheel.

As a preferred embodiment, in the step S4

S41. When the trolley is moving, the wheels on the mecanum wheel rotate around the fixed wheel mandrel. The envelope of each roller is a cylindrical surface. The mecanum wheel can roll forward continuously, with compact structure and flexible movement.

After adopting the above-mentioned technical scheme, the beneficial effects of the present invention are: the maintenance trolley of the present invention cooperates with the upper roof plate, the upper roller and the steel pipe; The cooperation of the wall can easily realize the movement of the whole maintenance trolley on the viaduct, and the inner panel is connected to the upper roof plate through the ratchet mechanism, and the staff can adjust the angle between the inner panel and the upper roof panel according to the different angles of the viaduct cement wall at different positions , to ensure that the inner rollers on the inner plate are always close to the concrete parapet of the viaduct. After the adjustment is completed, the ratchet mechanism can also ensure that the angle between the inner plate and the upper roof will not change, thereby ensuring the firmness of the trolley. The outer plate is hung on the upper roof by quick clips, and the position of the outer plate on the upper roof can be adjusted as required to ensure that the outer rollers on the outer plate are always close to the cement parapet of the viaduct. After the adjustment is completed, use the quick Clips firmly hold the outer panels to the upper top panel and are also convenient for workers on the safety basket. On the whole, the viaduct maintenance trolley can ensure the personal safety of the construction personnel, and at the same time, it can facilitate the construction outside the wall. It is easy to operate, saves time and effort, and saves money at the same time. It has good practical effect, can be reused, and has high safety and mobility. .

The upper top plate, inner plate, outer plate and safety basket are all welded by square steel pipes, which can greatly reduce the weight of the entire maintenance trolley, and there are several buckle grooves arranged vertically on the square steel pipes of the outer plate, which can be used as needed Adjust the safety basket to connect with the buckle grooves of different heights, thereby changing the height of the safety basket, which is convenient for the staff to maintain the viaducts of different heights.

Diagonally welded and fixed rebars are fixed inside the square steel pipes of the upper roof, inner and outer plates to form a triangular frame structure, which can greatly enhance the overall structural stability and further ensure the safety of construction.

There are threaded holes on the square steel pipe of the inner plate, and a push handle is detachable. The push handle extends along the horizontal direction to facilitate the staff to move the inner plate, thereby moving the entire maintenance trolley. After moving to a suitable position, push the The handle can be removed to prevent it from taking up space.

The inner roller and the outer roller use the mecanum wheel to take advantage of the advantages of the mecanum wheel itself. When moving, the wheels on the mecanum wheel rotate around the fixed wheel mandrel, and the envelope of each roller is a cylindrical surface. The Namm wheel can roll forward continuously, with compact structure and flexible movement.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is a structural representation of an embodiment of the present invention;

Fig. 2 is the structural representation at A-A place in Fig. 1;

Fig. 3 is the structural representation at B-B place in Fig. 1;

Fig. 4 is the structural representation at C-C place in Fig. 1;

Fig. 5 is a schematic structural view at D-D in Fig. 1;

In the figure: 1-top top plate; 2-upper roller; 3-steel pipe; 4-inner board; 5-ratchet mechanism; 6-inner roller; 7-cement retaining wall; 8-outer board; Outer roller; 11-safety basket; 12-square steel pipe; 13-buckle groove; 14-rebar; 15-push handle; 16-grid.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Embodiment one:

As shown in Figure 1, it is a kind of embodiment of viaduct maintenance trolley of the present invention, and this embodiment mainly is made up of upper top board 1, inner side board 4 and outer side board 8, and the shape that three forms is the same as the cement retaining wall 7 of viaduct The shape is adapted, so that the whole can be buckled on the cement retaining wall 7, and it will not tilt under the action of gravity.

Wherein, the upper top plate 1 rests on the steel pipe 3 of the viaduct through the upper roller 2 and can roll along the steel pipe 3 in a straight line. The roller 2 here can be a steel wheel, which has high mechanical strength and can ensure stability. The inner side of the viaduct is provided with an inner board 4, the inner board 4 is connected to the upper top board 1 through a ratchet mechanism 5, and an inner roller 6 is installed on the inner surface of the inner board 4, and the staff can use the viaduct according to different positions Different angles of the cement retaining wall 7 adjust the angle between the inner plate 4 and the upper top plate 1 to ensure that the inner roller 6 on the inner plate 4 is always close to the cement retaining wall 7 of the viaduct. After the adjustment is completed, the ratchet mechanism 5 also It can ensure that the angle between the inner board 4 and the upper top board 1 will not change, thereby ensuring the firmness of the trolley.

Also be provided with outside plate 8 in the outside of viaduct, described outside plate 8 is suspended on described upper top plate 1 by quick clip 9, can adjust the position of described outside plate 8 on last top plate 1 by described quick clip 9 and It is fixed with the upper top plate 1, and the outer roller 10 is installed on the inner surface of the outer side plate 8. After the adjustment is completed, use the quick clamp 9 to firmly fix the outer side plate 8 and the upper top plate 1 together to ensure that the outer roller 10 Closely attached to the cement retaining wall 7 of the viaduct, it is convenient for the staff on the safety basket to operate. The inner roller 6 and the outer roller 10 of this embodiment all adopt mecanum wheels, which are multiple in number and arranged symmetrically. The advantage of the mecanum wheels is that when moving, the wheels on the mecanum wheels revolve around the fixed The wheel mandrel rotates, and the envelope of each roller is a cylindrical surface. The mecanum wheel can roll forward continuously, with compact structure and flexible movement.

Also hang the safety basket 11 that is used to accommodate the staff at the bottom of the outer plate 8, and the safety basket 11 is equipped with a grille 16, and the staff stands in this safety basket 11 and carries out corresponding maintenance operations to the viaduct.

As shown in Figures 2 to 5, in this embodiment, the upper top plate 1, the inner plate 4, the outer plate 8 and the safety basket 11 are all welded by square steel pipes 12, which can greatly reduce the weight of the whole maintenance trolley. The square steel pipe 12 of the outer plate 8 is provided with several buckle grooves 13 arranged in the vertical direction, and the safety basket is hung on the outer plate 8 through the buckle grooves 13, and the safety basket 11 is connected with the outer plate 8. The connection of the buckle groove 13 realizes the adjustment of its own height, and the staff adjusts the safety basket 11 to realize the connection with the buckle groove 13 of different heights according to needs, thereby changing the height of the safety basket 11, which is convenient for the staff to carry out maintenance on the viaducts of different heights .

Between the square steel pipes 12 of the upper top plate 1, the inner side plate 4, and the outer side plate 8, there is also a threaded steel 14 that is fixed by diagonal welding, and a structurally stable triangular frame is formed between the said threaded steel 14 and the square steel pipe 12, which can greatly Enhance the overall structural stability and further ensure the safety of construction.

On the square steel pipe 12 of inner plate 4, threaded holes are also provided, and a detachable push handle 15 matching with said threaded holes is installed, and said push handle 15 extends along the horizontal direction, which is convenient for the staff to check the inside Plate 4 moves, and then moves whole maintenance trolley, after waiting to move to suitable position, push handle 15 is pulled down and gets final product, prevents it from taking up space.

Embodiment two:

The patent of the present invention also proposes a method for making and using a viaduct maintenance trolley, which includes the following sequential steps

S1. Square steel pipes are used to weld the upper top plate, inner side plate and outer side plate to reduce the weight to the greatest extent;

S2. Connect the upper top board with the inner board through the ratchet mechanism, connect the outer board with the upper top board through quick clips, hang the safety basket on the appropriate buckle groove of the outer board, and adjust the height of the safety basket;

S3. Install Mecanum wheels on the inner and outer panels, install steel wheels on the upper roof, hoist the maintenance trolley to the cement parapet of the viaduct, and adjust the angle between the inner and upper roofs so that the Mecanum on the inner panels The Mecanum wheel is close to the cement parapet, and the inner panel is fixed by the ratchet mechanism, and the position of the outer panel on the upper roof is adjusted so that the Mecanum wheel on the outer panel is close to the cement parapet, and the outer panel is connected to the upper roof by a quick clip. fixed;

S4. According to the specific construction requirements of the site, install a push handle on the square steel pipe of the inner plate, use the push handle to move the trolley to the corresponding position, and remove the push handle;

S5. Workers step into the safety basket through the square steel pipe, and then perform maintenance on the viaduct.

Wherein, in the above step S1, the square steel tube can be welded and fixed with threaded steel diagonally to form a structurally stable triangular frame structure. In the above step S3, the flat steel can be welded and fixed on the square steel pipe, and the mecanum wheel is fixedly installed on the flat steel through nuts to enhance the mechanical strength of the mecanum wheel. In the above step S4, when the trolley is moving, the wheels on the mecanum wheel rotate around the fixed wheel mandrel, the envelope of each roller is a cylindrical surface, the mecanum wheel can roll forward continuously, and the structure is compact , flexible movement.

The viaduct repair and maintenance trolley and the production and use method of the present invention can ensure the personal safety of construction workers, and at the same time facilitate the construction outside the wall.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (9)

1. Viaduct repair and maintenance trolley is characterized in that: it includes an upper top plate, and the upper top plate rests on the steel pipe of the viaduct through the upper roller and can roll along the steel pipe in a straight line. The inner side of the viaduct is provided with an inner plate, so The inner side plate is connected to the upper top plate through a ratchet mechanism, and an inner roller is installed on the inner surface of the inner side plate, and the inner roller is closely attached to the cement retaining wall of the viaduct under the action of the ratchet mechanism; The outer side of the viaduct is also provided with an outer board, which is suspended on the upper top board by a quick clip, and the position of the outer board on the upper top board can be adjusted by the quick clip and fixed to the upper top board , an outer roller is installed on the inner surface of the outer plate, and the outer roller is closely attached to the cement parapet of the viaduct; A safety basket for accommodating staff is suspended from the bottom end of the outer board. 2. The viaduct repair and maintenance trolley as claimed in claim 1, characterized in that: the upper top plate, the inner plate, the outer plate and the safety basket are all welded by square steel pipes, and the square steel pipes of the outer plate are opened with several The buckle groove arranged along the vertical direction, the safety basket is hung on the outer plate through the buckle groove, and the height of the safety basket can be adjusted by being connected with the buckle groove. 3. The viaduct repair and maintenance trolley as claimed in claim 2, characterized in that: the square steel pipes of the upper top plate, the inner side plate and the outer side plate are also diagonally welded and fixed with threaded steel, and the said threaded steel and the square A structurally stable triangular frame is formed between the steel pipes. 4. The viaduct repair and maintenance trolley as claimed in claim 3, characterized in that: the square steel pipe of the inner side plate is provided with a threaded hole, and a detachable push handle matched with the threaded hole is installed, the The push handle extends along the horizontal direction, which is convenient for the staff to move the inner panel. 5. The viaduct repair and maintenance trolley according to claim 1, characterized in that: said upper rollers are steel wheels, said inner rollers and outer rollers are mecanum wheels, and said inner rollers and outer rollers are There are multiple rollers arranged symmetrically. 6. The method for making and using the viaduct maintenance trolley is characterized in that it includes the following sequential steps S1. Square steel pipes are used to weld the upper top plate, inner side plate and outer side plate to reduce the weight to the greatest extent; S2. Connect the upper top board with the inner board through the ratchet mechanism, connect the outer board with the upper top board through quick clips, hang the safety basket on the appropriate buckle groove of the outer board, and adjust the height of the safety basket; S3. Install Mecanum wheels on the inner and outer panels, install steel wheels on the upper roof, hoist the maintenance trolley to the cement parapet of the viaduct, and adjust the angle between the inner and upper roofs so that the Mecanum on the inner panels The Mecanum wheel is close to the cement parapet, and the inner panel is fixed by the ratchet mechanism, and the position of the outer panel on the upper roof is adjusted so that the Mecanum wheel on the outer panel is close to the cement parapet, and the outer panel is connected to the upper roof by a quick clip. fixed; S4. According to the specific construction requirements of the site, install a push handle on the square steel pipe of the inner plate, use the push handle to move the trolley to the corresponding position, and remove the push handle; S5. Workers step into the safety basket through the square steel pipe, and then perform maintenance on the viaduct. 7. The method according to claim 6, characterized in that: in the step S1 S11. Diagonally welded and fixed rebar in the square steel pipe to form a stable triangular frame structure. 8. The method according to claim 6, characterized in that: in the step S3 S31. The flat steel is welded and fixed on the square steel pipe, and the mecanum wheel is fixed and installed on the flat steel through nuts to enhance the mechanical strength of the mecanum wheel. 9. The manufacturing method according to claim 6, characterized in that: in the step S4 S41. When the trolley is moving, the wheels on the mecanum wheel rotate around the fixed wheel mandrel. The envelope of each roller is a cylindrical surface. The mecanum wheel can roll forward continuously, with compact structure and flexible movement.