CN218861361U

CN218861361U - Bridge pier protection tool for bridge girder erection machine

Info

Publication number: CN218861361U
Application number: CN202223367179.3U
Authority: CN
Inventors: 周大要
Original assignee: China Railway Beijing Engineering Group Co Ltd; Fifth Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Current assignee: China Railway Beijing Engineering Group Co Ltd; Fifth Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-04-14
Anticipated expiration: 2032-12-15

Abstract

The utility model provides a bridge pier protection frock for bridging machine. A bridge pier protection frock for bridging machine includes: the cover is established two U type lagging on the bridge pier body, two the equal fixed mounting in bottom of U type lagging has a plurality of mounting panels, and is a plurality of all be provided with a plurality of expansion bolts on the mounting panel, it is a plurality of expansion bolts all with the bridge pier body is connected, two the equal fixed mounting in top of U type lagging has U type protection casing, two be provided with two mechanism that open and shut on the U type lagging. The utility model provides a bridge pier protection frock for bridging machine has the installation and dismantles comparatively convenient, comparatively labour saving and time saving, the comparatively convenient advantage of operation.

Description

Bridge pier protection tool for bridge girder erection machine

Technical Field

The utility model belongs to the technical field of the bridge construction, especially, relate to a bridge pier protection frock for bridging machine.

Background

At present, the high-speed railway is developed rapidly, high-speed railway construction projects bloom all the time, in the process of building the high-speed railway, due to the limitation of geographical conditions, a construction mode that a bridge replaces a roadbed is mostly adopted, and in the process of building the bridge, cost and progress factors are considered, and a prefabricated box girder replaces a cast-in-place girder mostly. The box girder erection is a vital part in box girder construction, and because the height of a general bridge pier body is higher and the number of dangerous sources is large, the characteristic of high risk of the beam erection construction is caused, the safety protection in the box girder erection construction is vital, one of the key points of the edge protection of the beam erection lies in the protection of a bridge abutment to be erected, and the safety protection problem always puzzles beam erection operators due to the special position limitation of the protection mode of the bridge abutment.

However, the existing bridge abutment protection tool is not convenient to install and detach, so that the construction speed is affected.

Therefore, there is a need to provide a new bridge abutment protection tool for a bridge girder erection machine to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide an installation and dismantle comparatively convenient, comparatively labour saving and time saving, operation comparatively convenient bridge pier protection frock for bridging machine.

In order to solve the technical problem, the utility model provides a bridge pier protection frock for bridging machine includes: establish two U type lagging on bridge pier body, two the equal fixed mounting in bottom of U type lagging has a plurality of mounting panels, and is a plurality of all be provided with a plurality of expansion bolts on the mounting panel, it is a plurality of expansion bolts all with the bridge pier body is connected, two the equal fixed mounting in top of U type lagging has U type protection casing, two be provided with two mechanisms that open and shut on the U type lagging.

As a further scheme of the utility model, two equal fixed mounting has a brace table, two on the inner wall of U type protection casing the equal fixed mounting in bottom of brace table has a plurality of bracing pieces, and is a plurality of the bracing piece all with the inner wall fixed connection of U type protection casing.

As a further proposal of the utility model, two the rectangle opening has all been seted up to the one side that U type lagging is close to each other.

As a further aspect of the utility model, it is a plurality of spacing holes and screw have all been seted up on the open-ended inner wall of rectangle.

As a further aspect of the utility model, the mechanism that opens and shuts includes rectangular block, rectangular channel, biax motor, two transfer lines and two screw thread pieces, the rectangular block sets up rectangle open-ended inside, the rectangular channel is seted up on the rectangular block, biax motor fixed mounting be in on the inner wall of rectangular channel, two the transfer line is fixed mounting respectively in on the output shaft of biax motor, two screw thread piece fixed mounting is two respectively the one end that the transfer line was kept away from each other, two the screw thread piece respectively with two the inner wall threaded connection of screw.

As a further scheme of the utility model, the equal fixed mounting in both sides of rectangle piece has a plurality of gag lever posts, and is a plurality of the gag lever post is respectively with a plurality of the inner wall sliding connection in spacing hole.

Compared with the prior art, the utility model provides a bridge pier protection frock for bridging machine has following beneficial effect:

the utility model provides a bridge pier protection frock for bridging machine: can fix the device on bridge pier body through a plurality of mounting panels and a plurality of expansion bolts, can play the effect of protection through U type protection casing, can support a supporting bench through a plurality of bracing pieces, can make the staff stand through a supporting bench and construct above that, can dodge the rectangle piece through the rectangle opening, can install a plurality of gag lever posts through a plurality of spacing holes, can make two U type lagging can be close to each other and keep away from through two opening and shutting mechanisms, thereby it is comparatively convenient to make the device installation and dismantle, can make two U type lagging comparatively stable when opening and shutting through a plurality of gag lever posts.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a bridge abutment protection tool for a bridge girder erection machine according to the present invention;

FIG. 2 is a schematic front cross-sectional structural view of FIG. 1;

FIG. 3 is a top cross-sectional structural view of FIG. 1;

FIG. 4 is a schematic top view of the structure of FIG. 1;

fig. 5 is an enlarged structural view of a portion a in fig. 1.

In the figure: 1. a bridge abutment body; 2. a U-shaped sleeve plate; 3. mounting a plate; 4. an expansion bolt; 5. a U-shaped protective cover; 6. a support table; 7. a support bar; 8. a rectangular opening; 9. a rectangular block; 10. a rectangular groove; 11. a limiting rod; 12. a double-shaft motor; 13. a transmission rod; 14. and a thread block.

Detailed Description

Please refer to fig. 1-5, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a bridge abutment protection tool for a bridge girder erection machine according to the present invention; FIG. 2 is a schematic front cross-sectional structural view of FIG. 1; FIG. 3 is a schematic top cross-sectional view of FIG. 1;

FIG. 4 is a schematic top view of the structure of FIG. 1; fig. 5 is an enlarged schematic view of a portion a of fig. 1. A bridge pier protection frock for bridging machine includes: establish two U type lagging 2, two on bridge pier body 1 are established the equal fixed mounting in bottom of U type lagging 2 has a plurality of mounting panels 3, and is a plurality of all be provided with a plurality of expansion bolts 4 on the mounting panel 3, it is a plurality of expansion bolts 4 all with bridge pier body 1 is connected, two the equal fixed mounting in top of U type lagging 2 has U type protection casing 5, two be provided with two mechanisms that open and shut on the U type lagging 2, can fix the device on bridge pier body 1 through a plurality of mounting panels 3 and a plurality of expansion bolts 4, can play the effect of protection through U type protection casing 5.

Two equal fixed mounting has a supporting bench 6 on the inner wall of U type protection casing 5, two the equal fixed mounting in bottom of supporting bench 6 has a plurality of bracing pieces 7, and is a plurality of bracing piece 7 all with the inner wall fixed connection of U type protection casing 5 can support supporting bench 6 through a plurality of bracing pieces 7, can make the staff stand above that through supporting bench 6 and construct.

Two rectangle opening 8 has all been seted up to the one side that U type lagging 2 is close to each other, can dodge rectangular block 9 through rectangle opening 8.

A plurality of spacing holes and screw holes are all seted up on the inner wall of rectangle opening 8, can install a plurality of gag lever posts 11 through a plurality of spacing holes.

The mechanism that opens and shuts includes rectangular block 9, rectangular channel 10, double-shaft motor 12, two transfer lines 13 and two screw blocks 14, rectangular block 9 sets up the inside of rectangle opening 8, rectangular channel 10 sets up on the rectangular block 9, double-shaft motor 12 fixed mounting is in on the inner wall of rectangular channel 10, two transfer lines 13 fixed mounting respectively is in on the output shaft of double-shaft motor 12, two screw blocks 14 fixed mounting is two respectively the one end that transfer lines 13 kept away from each other, two screw blocks 14 respectively with two the inner wall threaded connection of screw can make two U type lagging 2 be close to each other and keep away from through two mechanisms that open and shut to it is comparatively convenient to make the device installation and dismantlement.

The equal fixed mounting in both sides of rectangle piece 9 has a plurality of gag lever post 11, and is a plurality of gag lever post 11 respectively with a plurality of the inner wall sliding connection in spacing hole is comparatively stable when can making two U type lagging 2 open and shut through a plurality of gag lever posts 11.

The utility model provides a theory of operation for bridge pier protection frock of bridging machine as follows:

during installation, two double-shaft motors 12 are started, the two double-shaft motors 12 drive a plurality of transmission rods 13 to rotate, the plurality of transmission rods 13 drive a plurality of threaded blocks 14 to rotate, the two U-shaped sleeve plates 2 are driven to be away from each other through the threaded rotation of the plurality of threaded blocks 14 on the inner walls of the plurality of screw holes, then the device is sleeved on the bridge abutment body 1 from top to bottom through hoisting equipment, then the two double-shaft motors 12 are started, the two U-shaped sleeve plates 2 are close to each other through the reverse rotation of the two double-shaft motors 12, so that the inner walls of the two U-shaped sleeve plates 2 are in contact with the bridge abutment body 1, then the device is fixed on the bridge abutment body 1 through a plurality of mounting plates 3 and a plurality of expansion bolts 4, the installation of the device is completed, and a worker can stand on the support table 6 to construct during use.

the utility model provides a bridge pier protection frock for bridging machine, can fix the device on bridge pier body 1 through a plurality of mounting panels 3 and a plurality of expansion bolts 4, can play the effect of protection through U type protection casing 5, can support brace table 6 through a plurality of bracing pieces 7, can make the staff stand through brace table 6 and construct on it, can dodge rectangle piece 9 through rectangle opening 8, can install a plurality of gag lever post 11 through a plurality of spacing holes, can make two U type lagging 2 be close to each other and keep away from through two opening and shutting mechanisms, thereby it is comparatively convenient to make the device installation and dismantle, it is comparatively stable when opening and shutting to make two U type lagging 2 through a plurality of gag lever post 11.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;

the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments, or a direct or indirect use of these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents, which are to be included within the scope of the invention as defined in the claims.

Claims

1. The utility model provides a bridge pier protection frock for bridging machine which characterized in that includes:

the cover is established two U type lagging on the bridge pier body, two the equal fixed mounting in bottom of U type lagging has a plurality of mounting panels, and is a plurality of all be provided with a plurality of expansion bolts on the mounting panel, it is a plurality of expansion bolts all with the bridge pier body is connected, two the equal fixed mounting in top of U type lagging has U type protection casing, two be provided with two mechanism that open and shut on the U type lagging.

2. The bridge pier protection tool for the bridge girder erection machine according to claim 1, wherein supporting platforms are fixedly mounted on the inner walls of the two U-shaped protection covers, a plurality of supporting rods are fixedly mounted at the bottoms of the two supporting platforms, and the plurality of supporting rods are fixedly connected with the inner walls of the U-shaped protection covers.

3. The bridge abutment protection tool for the bridge girder erection machine according to claim 1, wherein rectangular openings are formed in the sides, close to each other, of the two U-shaped sleeve plates.

4. The bridge abutment protection tool for the bridge girder erection machine according to claim 3, wherein a plurality of limiting holes and screw holes are formed in the inner walls of the rectangular openings.

5. The bridge pier protection tool for the bridge girder erection machine according to claim 4, wherein the opening and closing mechanism comprises a rectangular block, a rectangular groove, a double-shaft motor, two transmission rods and two thread blocks, the rectangular block is arranged in the rectangular opening, the rectangular groove is formed in the rectangular block, the double-shaft motor is fixedly arranged on the inner wall of the rectangular groove, the two transmission rods are fixedly arranged on the output shaft of the double-shaft motor respectively, the two thread blocks are fixedly arranged at two ends, far away from the transmission rods, of the two thread blocks, and the two thread blocks are in threaded connection with the inner walls of the screw holes respectively.

6. The bridge abutment protection tool for the bridge girder erection machine according to claim 5, wherein a plurality of limiting rods are fixedly mounted on both sides of the rectangular block, and are respectively in sliding connection with the inner walls of the limiting holes.