CN212612045U

CN212612045U - A kind of bearing platform reserved rib positioning frame

Info

Publication number: CN212612045U
Application number: CN202020950218.4U
Authority: CN
Inventors: 袁平利; 焦广彦; 张铁峰; 鲁鹏辉
Original assignee: China Railway Beijing Engineering Group Beijing Co Ltd; First Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Current assignee: China Railway Beijing Engineering Group Beijing Co Ltd; First Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-26
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a cushion cap reserved rib positioning frame, which comprises a positioning piece, a positioning groove and supporting pieces, wherein the positioning groove is fixedly connected with the positioning piece, a reserved rib is fixed on a positioning hole on the positioning groove, the supporting pieces are arranged at two ends of the positioning piece, and the two supporting pieces are fixed on a side template of the cushion cap; the method has the characteristics of convenient use, reasonable structural design and high positioning precision.

Description

Cushion cap reserved rib positioning frame

Technical Field

The utility model belongs to the technical field of the engineering construction, concretely relates to cushion cap reserves muscle locating rack.

Background

With the development of science and technology, the technical progress and the improvement of construction technology, at present, China is slowly raising an assembly type bridge technology, but the technology divides a pile foundation, a bearing platform and a pier stud into a plurality of parts, performs prefabrication production in a factory, adopts large construction machinery to lift and assemble after being pulled and transported to a construction site by a large-scale transport tool, and inserts a reserved rib on one component into an embedded pipe of another component. If the position of the reserved rib slightly deviates, the two prefabricated parts cannot be assembled.

Therefore, when the prefabricated part is produced, the reserved steel bars on the prefabricated part have strict control requirements, and the problem that how to ensure the construction precision of the reserved steel bars and meet the bottling requirement is urgently needed to be solved at present according to the provision that only errors of +/-7 mm exist when a bridge is assembled.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims at providing a cushion cap reserved rib positioning frame, which comprises a positioning piece, a positioning groove and supporting pieces, wherein the supporting pieces at two ends are connected with templates at two sides of the cushion cap to enhance the supporting force of the templates; the reserved ribs are fixed on the guide columns on the positioning grooves and are connected with the positioning piece, the supporting piece and the bearing platform template through the positioning grooves, and therefore the plane and the elevation position of the reserved ribs can be effectively fixed. The accurate positioning of the reserved ribs is realized, and the device has the characteristics of reasonable structural design, convenience in use and repeated use.

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

the utility model provides a cushion cap reservation muscle locating rack, includes setting element, constant head tank and support piece, and the constant head tank is installed below the setting element intermediate position, and support piece installs the both ends at the setting element to link to each other with cushion cap side template.

Preferably, the setting element include diaphragm, perpendicular frame, first locating plate, stiffening plate and first locating pin hole, the diaphragm symmetry sets up, and perpendicular frame and first locating plate symmetry set up between two diaphragms, and the stiffening plate symmetry sets up in the both sides of perpendicular frame and diaphragm junction, and the locating pin hole sets up at the both ends of diaphragm, is connected with support piece.

Preferably, the first positioning plate is of a channel steel structure, the upper frame of the first positioning plate is connected with the lower end face of the transverse plate, and the lower frame of the first positioning plate is provided with a first threaded connecting hole.

Preferably, the constant head tank be the tubbiness structure, including upper portion panel, guide post and bottom panel, the upper portion panel sets up at the top of constant head tank, with the sub-unit connection of first constant head tank, the guide post setting is between upper portion panel and bottom panel, the bottom panel sets up the lower extreme at the constant head tank.

Preferably, the upper portion panel include inner disc and last outer dish, be provided with upper portion guide post connecting hole, reinforcing plate and suitable for reading flange on the panel of upper portion, upper portion guide post connecting hole sets up on the outer dish of upper portion panel, and the reinforcing plate setting will be connected with last outer dish on last inner disc and last outer dish, and the suitable for reading flange sets up the upper end oral area at last inner disc, and is provided with the second threaded connection hole that uses with the cooperation of first threaded connection hole on the disc of suitable for reading flange.

Preferably, the bottom panel comprises a lower inner disc and a lower outer disc, a lower guide column connecting hole matched with the upper guide column connecting hole is formed in the lower outer disc, a lower flange opening is formed in a port portion of the lower inner disc, and the position of the lower flange opening corresponds to that of the upper flange.

Preferably, the side edge of the guide column is radially provided with two fixing bolts, and the fixing bolts penetrate through the side wall of the guide column and are movably arranged on the side wall of the guide column.

Preferably, the supporting piece is of an L-shaped structure and comprises a cross frame, an upright post, an inclined strut and a positioning pin, the cross frame is welded with the upright post, and the inclined strut is arranged at the joint of the cross frame and the upright post; the transverse frame is provided with an anti-sinking plate and a second positioning plate, the anti-sinking plate is symmetrically arranged at the upper end and the lower end of the second positioning plate, the second positioning plate is provided with a plurality of second positioning pin holes matched with the first positioning pin holes, and the positioning pins are matched with the first positioning pin holes and the second positioning pin holes.

The utility model has the advantages that: the utility model discloses a muscle locating rack is reserved to cushion cap, compared with the prior art, the utility model discloses an improvement part lies in:

(1) the utility model designs a cushion cap reserved rib positioning frame, which comprises a positioning piece, a positioning groove and a supporting piece, when in use, an upper panel, a lower panel and a guide column on the positioning groove firmly fix the reserved rib on the positioning groove, thereby achieving the purpose of controlling the plane and the elevation position of the reserved rib, assisting the deformation and the displacement of a cushion cap supporting template, ensuring the positioning accuracy, ensuring the engineering quality, reducing the rework and facilitating the cost control;

(2) when the positioning device is used, two ends of the positioning piece are connected with the supporting templates on two sides of the bearing platform by using bolts, the supporting force of the templates can be enhanced by the pulling force of the positioning piece, the deformation and the deviation of the templates during pouring are avoided, the positioning and supporting effects mainly controlling the deformation and the displacement of the reserved ribs and assisting the deformation and the displacement of the supporting templates are achieved, the engineering quality is ensured, the rework is reduced, and the cost control is facilitated;

(3) the reserved rib positioning frames of the bearing platform are connected through bolts, the connection mode is simple, the split prefabrication production of the bearing platform can be realized, the use is convenient, the cost of the template and the concrete can be greatly saved, and the prefabricated steel plate has the characteristics of reasonable structural design and convenience in use;

(4) and radially be equipped with two fixing bolt at the guide post side, and fixing bolt runs through the lateral wall of guide post, and movable mounting is on the lateral wall of guide post, in reserving the muscle and penetrating the guide post, after confirming and reserving the muscle reservation position, screws up two bolts from top to bottom, can guarantee to reserve the straightness that hangs down of muscle, can guarantee again to reserve the plane position of muscle, can play the effect of accurate positioning.

Drawings

Fig. 1 is a top view of the assembled bearing platform positioning frame of the present invention.

Fig. 2 is a front view of the assembled bearing platform positioning frame of the present invention.

Fig. 3 is a side view of the assembled position frame of the bearing platform of the present invention.

Fig. 4 is a top view of the platform positioning member of the present invention.

Fig. 5 is a front view of the positioning member of the bearing platform of the present invention.

Fig. 6 is a right side view of the positioning member of the utility model.

Fig. 7 is a top view of the positioning groove of the platform of the present invention.

Fig. 8 is a side view of the positioning groove of the platform of the present invention.

Fig. 9 is a top view of the upper panel of the present invention.

Fig. 10 is a side view of the reinforcing bar of the present invention.

Fig. 11 is a front view of the supporting member of the present invention.

Fig. 12 is a side view of the support member of the present invention.

Fig. 13 is the top view of the general assembly is pour to pier stud cushion cap locating rack components of a whole that can function independently.

Fig. 14 is a side view of the pillar cap locating rack split casting assembly of the present invention.

Wherein: 1. the positioning device comprises a positioning piece, 11 transverse plates, 12 vertical frames, 13 first positioning plates, 131 first threaded connecting holes, 14 stiffening plates, 15 first positioning pin holes, 2 positioning grooves, 21 upper panels, 211 upper guide column connecting holes, 212 reinforcing plates, 213 upper opening flanges, 214 second threaded connecting holes, 215 fixing bolts, 22 guide columns, 23 bottom panels, 231 lower flange openings, 3 supporting pieces, 31 transverse frames, 311 anti-sinking plates, 312 second positioning plates, 3121 second positioning pin holes, 32 upright columns, 33 inclined struts and 34 positioning pins.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.

Referring to the attached drawings 1-14, the reserved rib positioning frame for the bearing platform comprises a positioning piece 1, positioning grooves 2 and supporting pieces 3, wherein the positioning grooves 2 are arranged below the middle position of the positioning piece 1, and the supporting pieces 3 are arranged at two ends of the positioning piece 1 and connected with a side template of the bearing platform to fix a side template of the bearing platform;

the positioning part 1 comprises transverse plates 11, vertical frames 12, first positioning plates 13, stiffening plates 14 and first positioning pin holes 15, the transverse plates 11 are symmetrically arranged, the vertical frames 12 and the first positioning plates 13 are arranged between the two transverse plates 11, the stiffening plates 14 are symmetrically arranged on two sides of the joint of the vertical frames 12 and the transverse plates 11, the connection between the vertical frames 12 and the transverse plates 11 is further reinforced, the positioning pin holes 15 are arranged at two ends of the transverse plates 11 and connected with the supporting piece 3, and the supporting piece 3 is connected with a side formwork of the bearing platform; the first positioning plate 13 is of a channel steel structure, an upper frame of the first positioning plate is connected with the lower end face of the transverse plate 11, a first threaded connecting hole 131 is formed in a lower frame of the first positioning plate, and the positioning piece 1 and the positioning groove 2 are connected through bolts when the positioning plate is used.

The upper panel 21 comprises an upper inner disc and an upper outer disc, an upper guide column connecting hole 211, a reinforcing plate 212 and an upper opening flange 213 are arranged on the upper panel 21, the upper guide column connecting hole 211 is arranged on the outer disc of the upper panel, the reinforcing plate 212 is arranged on the upper inner disc and the upper outer disc to connect the upper inner disc and the upper outer disc, the upper opening flange 213 is arranged at the upper end opening of the upper inner disc, a second threaded connecting hole 214 matched with the first threaded connecting hole 131 is arranged on the disc of the upper opening flange 213, bolts sequentially pass through the first threaded connecting hole 131 and the second threaded connecting hole 214, and the positioning piece 1 and the positioning groove 2 are connected through bolts; the upper panel 21 comprises an upper inner disc and an upper outer disc, the upper panel is provided with a guide column connecting hole 211 and an upper opening flange 213 of a reinforcing plate 212, the guide column connecting hole 211 is arranged between the upper outer disc and the lower outer disc, the reinforcing plate 212 is used for reinforcing the connecting force of the upper inner disc and the upper outer disc, the upper opening flange 213 is arranged at the upper opening part of the reinforcing plate, a second threaded connecting hole 214 matched with the first threaded connecting hole 131 is arranged on a flange plate of the upper opening flange 213, and the positioning groove 2 is connected with the positioning frame by utilizing the first threaded connecting hole 131 and the second threaded connecting hole 214; the bottom panel 23 comprises a lower inner disc and a lower outer disc, a lower guide column connecting hole matched with the upper guide column connecting hole 211 is formed in the lower outer disc, a lower flange hole 231 is formed in the port portion of the lower inner disc, and the position of the lower flange hole 231 corresponds to the position of the upper flange 213; the guide post 22 side radially be equipped with two fixing bolt 215, and fixing bolt 215 runs through the lateral wall of guide post 22, movable mounting is on the lateral wall of guide post 22, in reserving the muscle and penetrating the guide post, after confirming to reserve the muscle reservation position, screws up two bolts from top to bottom, can guarantee to reserve the straightness that hangs down of muscle, can guarantee to reserve the plane position of muscle again, can play the effect of accurate positioning.

The supporting piece 3 of the reserved ribs of the bearing platform is of an L-shaped structure and comprises a transverse frame 31, an upright post 32, inclined struts 33 and positioning pins 34, wherein the transverse frame 31 is connected with the upright post 32, and the inclined struts 33 are symmetrically arranged at the connecting positions of the transverse frame 31 and the upright post 32; the transverse frame 31 is provided with an anti-sinking plate 311 and a second positioning plate 312, the anti-sinking plate 311 is symmetrically arranged at the upper end and the lower end of the second positioning plate 312, the second positioning plate 312 is provided with a plurality of second positioning pin holes 3121 matched with the first positioning pin holes 15, and the positioning pins 34 are matched with the first positioning pin holes 15 and the second positioning pin holes 3121.

Preferably, in the positioning member 1, the transverse plate 11, the vertical frame 12, the first positioning plate 13 and the stiffening plate 14 may be integrally formed steel sections or welded, and the steel material used may be H-shaped steel or square steel.

The utility model discloses a theory of operation does:

example 1: pouring the pier cap locating rack (as shown in fig. 13 and 14)

The method comprises the following steps: laying a bottom die of a bearing platform in a hardened prefabrication plant, leveling the bottom die, lofting an outer side line of the bearing platform by using a measuring instrument, and binding reinforcing steel bars of the bearing platform according to a reinforcing steel bar protective layer;

step two: erecting a side formwork of the bearing platform, and leveling the verticality and the plane position of the formwork;

step three: assembling a positioning piece 1, a positioning groove 2 and a support piece 3 in a field, rechecking the structure position, and checking and screwing each nut repeatedly for 3 times; after the reinforcement of the bearing platform is bound, hoisting a positioning frame by a crane to be in place and connecting the positioning frame with a side formwork of the bearing platform; fixing each bolt by using the horizontal position of the leveling positioning groove of the level gauge;

step four: after the positioning frame is determined to be accurate in position, penetrating a reserved rib into the guide column of the positioning groove from the top of the bearing platform, keeping a top opening of the reserved rib flush with the upper panel, screwing two radial bolts on the side face of the guide column, and welding and fixing the bottom of the reserved rib and a reinforcing steel bar of the bearing platform;

step five: and after the reserved ribs are fixed, vibrating and pouring concrete in a layered mode.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A reserved rib positioning frame for a bearing platform, characterized in that it comprises a positioning member (1), a positioning groove (2) and a supporting member (3), and the positioning groove (2) is installed under the middle position of the positioning member (1) , the support piece (3) is installed on both ends of the positioning piece (1), and is connected with the side template of the platform.

2 . A positioning frame for reserved ribs on a platform according to claim 1 , wherein the positioning member ( 1 ) comprises a horizontal plate ( 11 ), a vertical frame ( 12 ), and a first positioning plate ( 13 ). 3 . ), the stiffening plate (14) and the first positioning pin hole (15), the horizontal plate (11) is symmetrically arranged, and the vertical frame (12) and the first positioning plate (13) are symmetrically arranged on the two horizontal plates (11) In between, the stiffening plates (14) are symmetrically arranged on both sides of the connection between the vertical frame (12) and the horizontal plate (11), and the positioning pin holes (15) are arranged at both ends of the horizontal plate (11), and are connected with the support (3) )connect.

3. A kind of retaining rib positioning frame according to claim 2, characterized in that, the first positioning plate (13) is a channel steel structure, and the upper frame and the lower end surface of the transverse plate (11) The lower frame is provided with a first threaded connection hole (131).

4. A kind of positioning frame for reserved rib of a bearing platform according to claim 3, characterized in that, the positioning groove (2) is a barrel-shaped structure, comprising an upper panel (21), a guide column (22) and a bottom Panel (23), the upper panel is arranged at the uppermost end of the positioning groove (2), and is connected with the lower part of the first positioning plate (13), and the guide column (22) is arranged between the upper panel and the bottom panel (23), and the bottom panel (23) is arranged at the lowermost end of the positioning groove (2).

5. A kind of positioning frame for reserved rib of a bearing platform according to claim 4, characterized in that, the upper panel (21) comprises an upper inner plate and an upper outer plate, and the upper panel (21) is provided with an upper guide column to connect A hole (211), a reinforcing plate (212) and an upper flange (213), the upper guide column connecting hole (211) is arranged on the outer plate of the upper panel, and the reinforcing plate (212) is arranged on the upper inner plate and the upper outer plate , connect the upper inner disk and the upper outer disk, the upper flange (213) is arranged on the upper port of the upper inner disk, and the disk of the upper flange (213) is provided with a first threaded connection hole (131) for use in conjunction with the second threaded connection hole (214).

6. A kind of platform reserved rib spacer according to claim 5, characterized in that, the bottom panel (23) comprises a lower inner plate and a lower outer plate, and the lower outer plate is provided with a connection hole ( 211) The lower guide column connecting hole used in conjunction with the lower inner disk is provided with a lower flange port (231), and the position of the lower flange port (231) corresponds to the position of the upper port flange (213).

7 . The retaining rib spacer for the bearing platform according to claim 6 , wherein two fixing bolts ( 215 ) are radially provided on the side of the guide column ( 22 ), and the fixing bolts ( 215 . ) penetrates through the side wall of the guide column (22), and is movably installed on the side wall of the guide column (22).

8. A kind of reserved rib positioning frame for the bearing platform according to claim 7, characterized in that, the support member (3) is an L-shaped structure, comprising a horizontal frame (31), a column (32), a diagonal brace (33) and a positioning pin (34), the cross frame (31) is connected with the upright column (32) by welding, and a diagonal brace (33) is provided at the connection between the cross frame (31) and the upright post (32); (31) is provided with an anti-sinking plate (311) and a second positioning plate (312). The anti-sinking plate (311) is symmetrically arranged on the upper and lower ends of the second positioning plate (312). A plurality of second locating pin holes (3121) for use with the first locating pin holes (15) are provided, and the locating pins (34) are matched with the first locating pin holes (15) and the second locating pin holes (3121) use.