CN215331607U

CN215331607U - Section stand concatenation straightness controlling means that hangs down

Info

Publication number: CN215331607U
Application number: CN202121530461.1U
Authority: CN
Inventors: 郭云汉; 朱兴军; 岳著文; 韦建伟; 冯栋栋
Original assignee: China Construction Civil Engineering Co Ltd
Current assignee: China Construction Civil Engineering Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-28
Anticipated expiration: 2031-07-07

Abstract

The utility model provides a section stand concatenation straightness controlling means that hangs down, locates the concatenation seam department between lower section stand and the upper segment stand, including the controlling means main part that is located four bights of lower section stand, adjacent controlling means main part connects into rectangle rigid frame through connecting device one and/or connecting device two, and controlling means main part horizontal cross section is L type structure, and L type structure both sides inner wall sets up with adjacent cylinder laminating respectively, and L type structure bight top surface is equipped with the scute stopper, and the scute stopper includes that cab apron and lower part fixed plate are crossed on upper portion. The size of the utility model can be adjusted according to the stand column, and the diameter is slightly larger than the diameter of the column body by 1-2 mm, so that the utility model can ensure the splicing quality of the sectional stand columns, improve the construction efficiency, effectively save the cost, and has the advantages of simple manufacture, convenient assembly and disassembly, wide applicability, safety and reliability.

Description

Section stand concatenation straightness controlling means that hangs down

Technical Field

The utility model relates to the field of building construction, and particularly belongs to a section column splicing verticality control device.

Background

The bridge prefabrication and assembly construction time is short, the construction period is easy to control, the construction quality and the durability are guaranteed, the influence on the environment is small, the sustainable development is facilitated, the trend of future bridge development in China is realized, and the bridge prefabrication and assembly construction method is applied to a plurality of domestic expressways at present. However, the single prefabricated upright post is heavy and difficult to transport, the length of the single body is generally below 13m, the single body needs to be prefabricated in a segmented mode if the single body needs to be lengthened, the single body is transported to a site for splicing, when an upper upright post and a lower upright post are spliced in a construction process, the verticality is difficult to control, the splicing efficiency is low, even quality problems occur, the effective bearing capacity cannot meet the requirements, reworking is caused, and the construction cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for controlling the splicing verticality of sectional upright posts, which aims to solve the technical problem that the verticality is difficult to control when two sections of upright posts are spliced in the prior art; and the technical problems that the quality problem is easy to occur due to low column splicing efficiency in the prior art are solved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a section stand concatenation straightness controlling means that hangs down, locates the concatenation seam department between lower section stand and the upper segment stand, its characterized in that: including the controlling means main part that is located four bights of lower section stand, it is adjacent the controlling means main part connects into rectangle rigid frame through connecting device one and/or connecting device two, controlling means main part horizontal cross section is L type structure, and L type structure both sides inner wall sets up with the laminating of adjacent cylinder respectively, and L type structure bight top surface is equipped with the scute stopper, and the scute stopper includes cab apron and lower part fixed plate are crossed on upper portion, the both sides curb plate perpendicular cross-section that cab apron was crossed on upper portion is the right trapezoid structure, and the equal perpendicular cross-section of lower part fixed plate both sides curb plate is the rectangle structure, and lower part fixed plate both sides curb plate inner wall is tangent with L type structure horizontal portion and perpendicular portion inner wall respectively.

Further preferably, the first connecting device comprises wing plates arranged on side plates on two sides of the L-shaped structure, and the wing plates adjacent to the main body of the control device are fixed through expansion bolts after being attached.

Further, the connecting device II comprises an additional plate used for connecting adjacent control device bodies, through holes are formed in the additional plate, screw rods are welded and fixed on side plates of the control device bodies, and the screw rods penetrate through the through holes and then are fixed through nuts.

Furthermore, the opposite sides of the rectangular rigid frame are respectively connected through a first connecting device and a second connecting device.

Further, the opposite sides of the rectangular rigid frame are connected by a connecting device I.

Furthermore, the opposite sides of the rectangular rigid frame are connected through a second connecting device.

In addition, the angle plate limiter is of an integrally formed structure.

More preferably, the control device body is made of a steel plate having a wall thickness of 4 mm.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

the size of the utility model can be adjusted according to the stand column, and the diameter is slightly larger than the diameter of the column body by 1-2 mm, so that the utility model can ensure the splicing quality of the sectional stand columns, improve the construction efficiency, effectively save the cost, and has the advantages of simple manufacture, convenient assembly and disassembly, wide applicability, safety and reliability.

Drawings

Fig. 1 is a schematic structural diagram of a section column splicing verticality control device.

Reference numerals: 1-control device body; 2-an angle plate limiter; 3-wing plate; 4-expansion bolts; 5-an additional plate; 6-through holes; 7-a screw; 8-nut.

Detailed Description

In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention is further described below.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

A device for controlling the splicing verticality of a sectional upright post, which is arranged at a splicing seam between a lower section upright post and an upper section upright post, as shown in fig. 1, the control device comprises a control device main body 1 located at four corners of a lower section of stand column, adjacent control device main bodies 1 are connected into a rectangular rigid frame through a first connecting device and/or a second connecting device, the horizontal section of the control device main body 1 is of an L-shaped structure, inner walls of two sides of the L-shaped structure are respectively attached to adjacent cylindrical surfaces, an angle plate limiter 2 is arranged on the top surface of the corner of the L-shaped structure, the angle plate limiter 2 comprises an upper cross-over plate and a lower fixing plate, vertical sections of side plates on two sides of the upper cross-over plate are of a right trapezoid structure, vertical sections of side plates on two sides of the lower fixing plate are of a rectangular structure, inner walls of side plates on two sides of the lower fixing plate are respectively tangent to inner walls of a transverse part and a vertical part of the L-shaped structure, the angle plate limiter 2 is of an integrally formed structure, and the control device main body 1 is made of a steel plate with a wall thickness of 4 mm.

The first connecting device comprises wing plates 3 arranged on side plates on two sides of the L-shaped structure, and the wing plates 3 of the adjacent control device main bodies 1 are fixed through expansion bolts 4 after being attached. The connecting device II comprises an additional plate 5 used for connecting the adjacent control device main body 1, a through hole 6 is formed in the additional plate 5, a screw rod 7 is welded and fixed on a side plate of the control device main body 1, and the screw rod 7 is fixed through a nut 8 after penetrating through the through hole 6.

As a preferred embodiment of the utility model, the opposite sides of the rectangular rigid frame are respectively connected through the first connecting device and the second connecting device, the connection way is only adjustable on one side, and the universality of the whole device is low

As a preferred embodiment of the present invention, the opposite sides of the rectangular rigid frame are connected by a connecting means, which is less versatile, but more rigid than the above-described embodiments.

In the preferred embodiment of the present invention, the opposite sides of the rectangular rigid frame are connected by the second connecting device, which has higher versatility, but lower rigidity than the above-mentioned embodiment.

The angle plate limiter can be made of a steel plate with the wall thickness of 4mm, so that the steel plate is tightly buckled on the stand column, the angle plate limiter is formed by rigidly connecting a lower fixing plate and an upper transition plate, and the angle plate limiter is arranged at the corner position of the square hoop; the lower fixing plate is a vertical rectangular steel plate, the wall thickness is 4mm, the bottom of the lower fixing plate is rigidly connected with the square hoop, the inner wall of the lower fixing plate is tangent to the inner wall of the square hoop, and the height is preferably 250 mm; the vertical surface of the upper transition plate is trapezoidal, the material is the same as that of the fixed plate, the top width of the trapezoidal section is 2mm, the bottom width is 4mm, and the bottom width is consistent with the thickness of the upper opening of the fixed plate and is rigidly connected with the fixed plate. The length of the limiter should exceed the length of the connecting steel bar at the top of the upright post by a certain length.

In the prior art, the splicing construction of the segmental stand columns is generally carried out after the lower-segment stand columns are hoisted in place and the strength of grouting material connected with the bearing platform meets the specified requirement, at the moment, the lower-segment stand columns are stably connected with the bearing platform, and the splicing construction of the upper-segment stand columns and the lower-segment stand columns can be carried out. The mode of track crane hoist and mount is generally adopted in the concatenation construction, need scribble the binder at lower section stand top before the hoist and mount, generally be the epoxy binder, reuse track crane and hoist the upper segment stand again, aim at the preformed hole of upper segment stand bottom the pre-buried connecting reinforcement at lower section stand top, connecting reinforcement surpasss lower section stand top length about 40cm, hangs the upper segment stand after aiming at, through binder and connecting reinforcement with upper and lower section stand initial connection. Splicing quality between upper and lower section stand columns in the process is difficult to guarantee, perpendicularity often deviates, rework is caused, the construction process time is longer, the connecting steel bars at the tops of the lower section stand columns are difficult to align with the preformed holes of the upper section stand columns, the precision requirement is higher, the application is buckled on the lower section stand columns during construction, the control device main body 1 is attached to the stand columns, the position of the control device main body 1 is adjusted, the top position of the lower section stand columns is located in the middle of the lower fixing plate of the angle plate limiting device, so that the subsequent upper and lower section stand columns are spliced, expansion bolts are adopted to connect the two hoop plates at the bolt hole positions of the wing plates, and the column bodies are fastened and fixed on the stand columns.

During the concatenation operation, the upper segment stand is lifted by the crawler crane to lower section stand top, carry out preliminary centering, transfer the upper segment stand after aiming at, the upper segment stand is passed through the cab apron through the upper portion of scute stopper and is transferred, cab apron inner wall is the hypotenuse for crossing on upper portion, the destruction of cylinder has effectively been prevented, and transfer the route for the cylinder provides, play the effect of rectifying, make the upper segment stand slowly get into the lower part fixed plate, lower section stand reinforcing bar and upper segment stand preformed hole effective butt joint, the cylinder straightness that hangs down that gets into the fixed plate has obtained effective assurance, positioning speed has been accelerated greatly, when treating that the upper segment stand puts lower section stand top position down, the hoist and mount is accomplished, carry out construction such as follow-up grout connection, treat between the upper and lower section stand after grout material intensity reaches the regulation requirement, demolish controlling means can.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a section stand concatenation straightness controlling means that hangs down, locates the concatenation seam department between lower section stand and the upper segment stand, its characterized in that: including controlling means main part (1) that is located four bights of lower section stand, adjacent controlling means main part (1) connects into rectangle rigid frame through connecting device one and/or connecting device two, controlling means main part (1) horizontal section is L type structure, and L type structure both sides inner wall sets up with adjacent cylinder laminating respectively, and L type structure bight top surface is equipped with scute stopper (2), and scute stopper (2) include that cab apron and lower part fixed plate are crossed on upper portion, the both sides curb plate perpendicular cross-section that cab apron was crossed on upper portion is the right trapezoid structure, and the equal perpendicular cross-section of lower part fixed plate both sides curb plate is the rectangle structure, and lower part fixed plate both sides curb plate inner wall is tangent with L type structure horizontal part and perpendicular portion inner wall respectively.

2. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: and the first connecting device comprises wing plates (3) arranged on side plates on two sides of the L-shaped structure, and the wing plates (3) of the control device main body (1) are attached and then fixed through expansion bolts (4).

3. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: the connecting device II comprises an additional plate (5) used for connecting the adjacent control device main body (1), a through hole (6) is formed in the additional plate (5), a screw rod (7) is welded and fixed on a side plate of the control device main body (1), and the screw rod (7) penetrates through the through hole (6) and then is fixed through a nut (8).

4. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: the opposite sides of the rectangular rigid frame are respectively connected through a first connecting device and a second connecting device.

5. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: the opposite sides of the rectangular rigid frame are connected through a first connecting device.

6. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: and the opposite sides of the rectangular rigid frame are connected through a second connecting device.

7. The apparatus for controlling splicing perpendicularity of sectional columns according to claim 1, wherein: the angle plate limiter (2) is of an integrally formed structure.

8. The section column splicing perpendicularity control device according to any one of claims 1 to 7, wherein: the control device main body (1) is made of a steel plate with the wall thickness of 4 mm.