CN219137413U

CN219137413U - Bridge variable curvature pier body curved surface template

Info

Publication number: CN219137413U
Application number: CN202222912355.0U
Authority: CN
Inventors: 荣鹏飞; 赵文; 胡鸣; 梁帅; 牛敏
Original assignee: China Shanxi Sijian Group Co Ltd
Current assignee: China Shanxi Sijian Group Co Ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-06-06
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a bridge variable-curvature pier body curved surface template, in particular to the technical field of variable-curvature pier body curved surface templates, which comprises a curved surface pier template, wherein a plurality of supporting plates with different heights are arranged at the bottom ends of the curved surface pier template, and an upper hoisting assembly is fixed at the bottom ends of the supporting plates; the hoisting assembly comprises a plurality of I-shaped brackets arranged at the bottom end of the supporting plate. According to the utility model, the lifting assembly is arranged, the lantern ring concave plate is extruded at the outer wall position of the lifting positioning hook, so that the lifting positioning hook can be extruded for further fixing operation, the plurality of lifting positioning hooks are connected through the inner walls of the lifting positioning hooks and then bound at the outer wall position of the lifting positioning hook, the curved-surface templates of the curvature pier body are connected in a multi-point mode during lifting, the curved-surface templates of the curvature pier body are not easy to shake and fall off during lifting, and the curved-surface templates of the curvature pier body are not easy to shake and fall off steel wires during demolding in the later period, so that the safety and stability of the connection are better, and the use is safer.

Description

Bridge variable curvature pier body curved surface template

Technical Field

The utility model relates to the technical field of curvature-variable pier body curved surface templates, in particular to a bridge curvature-variable pier body curved surface template.

Background

Along with the development of highway bridge industry in China, the form of bridge structure is more and more diversified, the construction requirement is also higher and higher, linear control, safe construction, operability and the like become construction problems to be solved urgently, the bridge cable tower of the line-changing project Danhe super-large bridge of the urban border section of the national road G342 is 94.5m high, the bridge cable tower is in a 'water drop' shape, and the cable tower shape is formed by fitting a plurality of sections of curves. At present, a shaping steel template is generally adopted for supporting and shaping pier bodies by the variable curvature tower body template.

Patent application publication No. CN110230395B in the prior art discloses a curvature variable template, a processing device and a processing method thereof, T-shaped steel ribs of the curvature variable template are parallelly fixed on a single side face of a thin steel panel at intervals, flexible steel ropes pass through perforations corresponding to the T-shaped steel ribs, the curvature of the thin steel panel is adjustable, two ends of the flexible steel ropes are locked when the flexible steel ropes are bent to be matched with the radian of the bottom curved face of a beam to be poured, a shaping wood frame is fixed on the side face of the thin steel panel along the edge of the thin steel panel, and the curvature variable template adjusts the curvature bending of the curvature variable template to be matched with the radian of the bottom curved face of the beam to be poured through a curvature adjusting device fixed on a paying-off platform. The utility model can effectively solve the formwork supporting problem of the reinforced concrete cast-in-situ beam with the curved bottom surface, realizes the adjustment of the curvature of the formwork to meet the curved surface requirement of the bottom surface of the cast-in-situ beam, is beneficial to reducing the construction difficulty, improving the construction efficiency, has good curvature retention of the formwork, is beneficial to improving the construction precision, and can realize the recycling of the formwork.

However, when the curvature pier body curved surface template of the bridge pier is used, a section is needed to be assembled, the bridge pier is larger, the curvature pier body curved surface template is heavier and larger, the curvature pier body curved surface template is needed to be hoisted by a crane when being hoisted to the bridge position, and the curvature pier body curved surface template is hoisted by a craneThe hoisting process has no multi-point connection, and is easy to useGuide railThe curvature pier body curved surface template shakes, and the later curvature pier body curved surface template shakes during demolding, so that the safety and stability are poor.

Disclosure of Invention

Aiming at the technical problem that the prior art is too single, the technical proposal of the utility model provides a solution which is obviously different from the prior art, in order to overcome the defects of the prior art, the utility model provides a bridge variable curvature pier body curved surface template which is easy to be hoisted without multi-point connection when the curvature pier body curved surface template is hoistedGuide railThe curvature pier body curved surface template shakes, and the later curvature pier body curved surface template shakes during demolding, so that the problem of poor safety and stability is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the curved surface template of the bridge variable-curvature pier body comprises a curved surface pier template, wherein a plurality of supporting plates with different heights are arranged at the bottom end of the curved surface pier template, and an upper hoisting assembly is fixed at the bottom end of each supporting plate;

the hoisting assembly comprises a plurality of I-shaped supports arranged at the bottom end of the supporting plate, collar fixing blocks are fixed at the positions of two sides of each I-shaped support, a locking screw is welded on one side of each collar fixing block, a hoisting positioning hook is fixed on the outer wall of each locking screw and positioned at the position of one side of each collar fixing block, a collar concave plate is arranged on one side of each hoisting positioning hook, and a locking nut is arranged on the outer wall of each locking screw and positioned at the position of one side of each collar concave plate.

Preferably, a plurality of backup pads all with fixed connection between the curved surface pier template, and the upper surface position department of curved surface pier template is through polishing treatment, the backup pad is made by the rubber material, threaded connection between lock nut and the locking screw, swing joint between lantern ring concave plate and the locking screw.

Preferably, the butt joint extension board is all fixed welding in the both sides position department of curved surface pier template, and the embedding of one side position department of butt joint extension board is run through and is had a plurality of from front to back equidistance in proper order and arrange the butt joint hole site, the bottom of curved surface pier template just is located one of them backup pad both sides position department and all is equipped with a plurality of variable camber adjusting screw, and the outer wall at variable camber adjusting screw just is close to I shape support below position department threaded connection has adjusting nut.

Preferably, the bottom of I shape support is equipped with a plurality of first supporting concave frames, has seted up first constant head tank body in the embedding of one side position department of first supporting concave frame, and the opposite side position department of first supporting concave frame installs the second supporting concave frame, the second constant head tank body is seted up in the embedding of one side of second supporting concave frame, first supporting concave frame and second supporting concave frame all with I shape support welded fastening, first supporting concave frame and second supporting concave frame are made by stainless steel material, a plurality of first supporting concave frames from left to right equidistant the arranging in proper order set up.

The utility model has the technical effects and advantages that:

1. through setting up hoisting assembly, rotate lock nut, lock nut can realize removing under the effect of screw thread with lock screw like this, the lantern ring concave plate extrusion is in the outer wall position department of lifting by crane the locating hook, can play the extrusion further fixed operation to lifting by crane the locating hook like this, tie up again in the outer wall position department of lifting by crane the locating hook after realizing connecting one by one through a plurality of lifting by crane the locating hook inner walls, the multiple spot position is connected when this camber pier shaft curved surface template hoist and mount, be difficult for during hoist and mountGuide railThe curvature pier body curved surface template is easy to shake and fall off, and the later curvature pier body curved surface template is not easy to shake and fall off a steel wire rope when the template is disassembled, so that the safety and stability of connection are better, and the use is safer;

2. after the whole curved surface pier template is spliced, the curved surface pier template can be inserted into the first positioning groove body of the inner wall of the first support concave frame through the fork position of the forklift when the position of the ground is changed, the fork width of the forklift can be adjusted, and the curved surface pier template can be conveniently transported by the forklift in the second positioning groove body inserted into the second support concave frame.

Drawings

Fig. 1 is a schematic view of a front view structure of a curved surface template of a bridge variable curvature pier body.

Fig. 2 is a schematic diagram of a side view structure of a curved surface template of a bridge variable curvature pier body.

Fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

Fig. 5 is a schematic diagram showing a state display structure before a bridge curvature-changing pier body curved surface template is curved.

Fig. 6 is a schematic diagram showing a state display structure of a curved template of a bridge variable curvature pier body after being deformed.

The reference numerals are: 1. curved bridge pier templates; 2. a support plate; 3. an I-shaped bracket; 4. a collar fixing block; 5. locking the screw rod; 6. lifting a positioning hook; 7. a collar recess plate; 8. a lock nut; 9. butt joint support plates; 10. a butt joint hole site; 11. a first support concave frame; 12. a first positioning groove body; 13. a second support concave frame; 14. a second positioning groove body; 15. a variable curvature adjusting screw; 16. and adjusting the nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The bridge variable-curvature pier body curved surface template is provided with a hoisting assembly, and the hoisting assembly can be arranged in pairs, and the concrete structure of the hoisting assembly is as follows:

in some embodiments, as shown in fig. 1-4, the hoisting assembly comprises a plurality of I-shaped brackets 3 arranged at the bottom end of a supporting plate 2, collar fixing blocks 4 are fixed at the positions of two sides of each I-shaped bracket 3, a locking screw 5 is welded on one side of each collar fixing block 4, the outer wall of each locking screw 5 is fixedly provided with a hoisting positioning hook 6 at the position of one side of each collar fixing block 4, one side of each hoisting positioning hook 6 is provided with a collar concave plate 7, the outer wall of each locking screw 5 is fixedly connected with a curved surface template 1, locking nuts 8 are arranged at the position of one side of each collar concave plate 7, the upper surface of each curved surface template 1 is subjected to polishing treatment, the locking nuts 8 are in threaded connection with the locking screws 5, and the collar concave plates 7 are movably connected with the locking screws 5;

when the bridge variable curvature pier body curved surface template is used, the lock nut 8 can be rotated, the lock nut 8 can move under the action of threads with the lock screw 5, the lock nut 8 drives the collar concave plate 7 to move along the extrusion of the outer wall of the lock screw 5, the collar concave plate 7 extrudes at the outer wall position of the lifting positioning hook 6, further fixing operation can be carried out on the lifting positioning hook 6 through extrusion, the collar fixing block 4 can play a role of connecting and fixing the lifting positioning hook 6, the lock screw 5 can play a role of fixing the inside of the lifting positioning hook 6, then a lifting rope penetrates through the inner walls of the lifting positioning hooks 6 to be connected one by one and then is arranged at the outer wall position of the lifting positioning hook 6, the lifting vehicle is used for lifting the I-shaped support 3, the I-shaped support 3 drives the support plates 2 to move, the curved surface pier template 1 is driven to be lifted at the position of the pier installation position, the abutment support plate 9 is abutted with the pier through the template on the abutment pier, the abutment hole site 10 is abutted through the bolts, the abutment is completed on other templates, and thus the curved surface operation of the pier template 1 can be poured.

In some embodiments, as shown in fig. 1-5, the two side positions of the curved bridge pier template 1 are fixedly welded with the upper butt joint support plates 9, one side position of the butt joint support plates 9 is embedded and penetrated with a plurality of butt joint hole sites 10 which are sequentially and equidistantly arranged from front to back, the bottom end of the curved bridge pier template 1 and the two side positions of one support plate 2 are respectively provided with a plurality of variable curvature adjusting screw rods 15, the outer wall of the variable curvature adjusting screw rods 15 and the position close to the lower part of the i-shaped support 3 are in threaded connection with adjusting nuts 16, so that butt joint is realized through the butt joint support plates 9 and templates on the bridge piers, the bolts penetrate into the butt joint hole sites 10, the butt joint is completed on other templates, and when the degree of curvature of the curved bridge pier template 1 needs to be adjusted, the adjusting nuts 16 and the variable curvature adjusting screw rods 15 are rotated under the action of the threads, and the variable curvature adjusting screw rods 15 move downwards under the action of the threads, and the variable curvature adjusting screw rods 15 and the inner parts of the curved bridge pier template 1 are embedded and rotated, so that the curved bridge pier template 1 can drive a plurality of realization of compression, and the curvature change of the curved bridge pier template 1.

In some embodiments, as shown in fig. 3, a plurality of first supporting concave frames 11 are arranged at the bottom end of the i-shaped bracket 3, a first positioning groove body 12 is embedded and arranged at one side position of the first supporting concave frames 11, a second supporting concave frame 13 is arranged at the other side position of the first supporting concave frames 11, a second positioning groove body 14 is embedded and arranged at one side of the second supporting concave frames 13, the first supporting concave frames 11 and the second supporting concave frames 13 are welded and fixed with the i-shaped bracket 3, the first supporting concave frames 11 and the second supporting concave frames 13 are made of stainless steel materials, and the plurality of first supporting concave frames 11 are sequentially arranged at equal intervals from left to right;

when the whole curved surface pier template 1 is spliced and then used in the embodiment, the whole curved surface pier template can be inserted into the first positioning groove body 12 on the inner wall of the first support concave frame 11 through the fork position of the forklift when the position of the ground is changed, the fork width of the forklift can be adjusted into the second positioning groove body 14 inserted into the second support concave frame 13, the second support concave frame 13 can be lifted upwards, the second support concave frame 13 drives the I-shaped support 3 to move, and the curved surface pier template 1 can be transported conveniently by the forklift.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a bridge variable curvature pier shaft curved surface template, includes curved surface pier template (1), a plurality of backup pads (2) of highly different are installed to the bottom of curved surface pier template (1), its characterized in that: the bottom end of the supporting plate (2) is fixedly provided with an upper hoisting assembly;

the hoisting assembly comprises a plurality of I-shaped supports (3) arranged at the bottom end of a supporting plate (2), collar fixing blocks (4) are fixed at the two side positions of each I-shaped support (3), a locking screw (5) is welded on one side of each collar fixing block (4), a hoisting positioning hook (6) is fixed on the outer wall of each locking screw (5) and located at one side position of each collar fixing block (4), a collar concave plate (7) is arranged on one side of each hoisting positioning hook (6), and a locking nut (8) is installed on the outer wall of each locking screw (5) and located at one side position of each collar concave plate (7).

2. The bridge variable curvature pier body curved surface template of claim 1, wherein: the support plates (2) are fixedly connected with the curved bridge pier templates (1), the upper surface positions of the curved bridge pier templates (1) are polished, and the support plates (2) are made of rubber materials.

3. The bridge variable curvature pier body curved surface template of claim 1, wherein: the locking nut (8) is in threaded connection with the locking screw (5), and the lantern ring concave plate (7) is movably connected with the locking screw (5).

4. The bridge variable curvature pier body curved surface template of claim 1, wherein: the butt joint extension board (9) are all fixed to welding in the both sides position department of curved surface pier template (1), and the embedding of one side position department of butt joint extension board (9) is run through and is had a plurality of from front to back equidistance in proper order and arrange butt joint hole site (10), the bottom of curved surface pier template (1) just is located one of them backup pad (2) both sides position department and all is equipped with a plurality of variable camber adjusting screw (15), and the outer wall and the position department threaded connection that is close to I shape support (3) below at variable camber adjusting screw (15) have adjusting nut (16).

5. The bridge variable curvature pier body curved surface template of claim 1, wherein: the bottom of I-shaped support (3) is equipped with a plurality of first supporting concave frames (11), has seted up first constant head tank body (12) in the embedding of one side position department of first supporting concave frame (11), and the opposite side position department of first supporting concave frame (11) installs second supporting concave frame (13), second constant head tank body (14) are seted up in the embedding of one side of second supporting concave frame (13).

6. The bridge variable curvature pier body curved surface template of claim 5, wherein: the first support concave frame (11) and the second support concave frame (13) are welded and fixed with the I-shaped support (3).

7. The bridge variable curvature pier body curved surface template of claim 6, wherein: the first support concave frames (11) and the second support concave frames (13) are made of stainless steel materials, and the first support concave frames (11) are sequentially arranged at equal intervals from left to right.