CN217438733U - Internal mold support of top plate of folding wing type variable cross-section continuous beam - Google Patents
Internal mold support of top plate of folding wing type variable cross-section continuous beam Download PDFInfo
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- CN217438733U CN217438733U CN202221007583.7U CN202221007583U CN217438733U CN 217438733 U CN217438733 U CN 217438733U CN 202221007583 U CN202221007583 U CN 202221007583U CN 217438733 U CN217438733 U CN 217438733U
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Abstract
The utility model provides a flap type variable cross-section continuous beam top plate inner mold support, which comprises a bottom supporting frame, wherein the bottom supporting frame comprises a plurality of horizontal beams which are arranged in parallel, and a plurality of horizontal longitudinal beams which are arranged in parallel are fixed at the top of each horizontal beam; a plurality of supporting upright posts are fixed at the top of the bottom supporting frame, and top end fixing cross rods are fixed at the tops of the supporting upright posts; two ends of the top end fixed cross rod are respectively hinged with a flap diagonal brace through a telescopic adjusting device; a height adjusting mechanism for supporting the flap diagonal brace is arranged between the other end of the flap diagonal brace and the bottom supporting frame. The support can overcome the defects of the traditional process, so that the size of the top plate internal mold support can be flexibly adjusted when the width or height of the cross section of the bridge is changed in the continuous beam construction, the site construction condition is adapted, and the construction efficiency and the material utilization rate are improved.
Description
Technical Field
The utility model belongs to the technical field of bridge engineering construction, a continuous beam centre form support with adjustable can stretch out and draw back is related to, concretely relates to adjustable width of variable cross section continuous beam roof board, centre form support of height.
Background
With the heavy investment construction of national infrastructure, the continuous beam is very commonly applied to a plurality of parts such as cross-rivers, cross-roads and the like, most of the continuous beams are single-box single-chamber or single-box double-chamber variable-section continuous box beams, the most conventional process of the continuous beam is a hanging basket suspension casting construction process, construction is carried out in a hanging basket suspension casting stage in the construction of the continuous beam, a template of a hanging basket internal mold is fixed, a whole truss made of profile steel is generally supported on a sliding beam in the hanging basket, when the width or the height of the cross section of the bridge changes, an internal mold template support cannot be applied, the support can only be adjusted by welding once after cutting, the support cannot be flexibly applied to site construction, the limitation is large, the construction efficiency and the material turnover utilization rate are low, and the welding once after cutting causes certain damage to the whole stability of the structure, so the continuous beam can not be used once, and the workload and labor intensity of constructors are also increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a flap formula variable cross section continuous beam roof centre form support is provided, traditional handicraft's not enough can be overcome to this support for continuous beam construction when bridge cross-section width or highly appear changing, can adjust roof centre form support size in a flexible way, adapts to site operation condition, improves efficiency of construction and material utilization.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a flap type variable cross-section continuous beam top plate internal mold support comprises a bottom support frame, wherein the bottom support frame comprises a plurality of horizontal cross beams which are arranged in parallel, and a plurality of horizontal longitudinal beams which are arranged in parallel are fixed at the tops of the horizontal cross beams;
a plurality of supporting upright posts are fixed at the top of the bottom supporting frame, and top end fixing cross rods are fixed at the tops of the supporting upright posts;
two ends of the top end fixed cross rod are respectively hinged with a flap diagonal brace through a telescopic adjusting device;
a height adjusting mechanism for supporting the flap diagonal brace is arranged between the other end of the flap diagonal brace and the bottom supporting frame.
An inclined supporting rod is fixed between the supporting upright columns and the horizontal cross beam on the two sides.
The telescopic adjusting device comprises telescopic adjusting plates symmetrically arranged on two sides of the top end fixed cross rod, a first adjusting chute is machined in each telescopic adjusting plate, and a second adjusting chute is machined in each top end fixed cross rod in a matched mode; the first adjusting sliding groove and the second adjusting sliding groove penetrate through the bolt assemblies which are arranged in parallel, and the telescopic adjusting plate is fixed on the top end fixing cross rod.
And a first hinged plate is processed at the outer end part of the telescopic adjusting plate and is hinged with a second hinged plate at the end of the inclined strut of the folding wing through a connecting pin shaft.
The height adjusting mechanism comprises a sleeve upright post fixed at the top of the bottom supporting frame, an adjusting nut is rotatably installed at the top of the sleeve upright post, the adjusting nut and a lifting screw rod installed inside the adjusting nut form thread transmission fit, a U-shaped support is fixed at the top end of the lifting screw rod, and the U-shaped support is used for supporting the bottom end of the flap diagonal brace.
When the bottom supporting frame is used, the whole bottom supporting frame is supported inside the continuous beam through the die frame.
The utility model discloses there is following beneficial effect:
1. to the variable cross section of continuous beam in the construction, adjust the width between the template through flexible adjusting device, adjust flap bracing height and angle through height adjusting mechanism, and then adjust the template height and the angle that support, can convenient high-efficient realization continuous beam variable cross section adjust, have good suitability and commonality, and simple manufacture, easy and simple to handle, ann tear open efficiently, can accelerate the template ann tear the construction progress open, improve support turnover utilization efficiency, save centre form support cost.
2. The telescopic adjusting device can be used for realizing the adjustment of the supporting width.
3. The hinged connection between the top end fixing cross rod and the flap diagonal brace can be realized through the hinged fit between the first hinged plate and the second hinged plate, so that the normal rotation of the top end fixing cross rod and the flap diagonal brace can be ensured, and the adjustment of the inclination angle can be further realized.
4. Through foretell height adjustment mechanism can realize the regulation of flap bracing support angle height, and then realize the regulation of support angle.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is a front view of the top fixing cross bar of the present invention.
Fig. 3 is a front view of the adjustable plate of the present invention.
Fig. 4 is a front view of the flap diagonal brace of the present invention.
Fig. 5 is an exploded view of the top end fixing cross bar, the adjustable plate and the flap diagonal brace of the present invention.
Fig. 6 is a mounting diagram of the present invention in specific use.
In the figure: the device comprises a horizontal cross beam 1, a horizontal longitudinal beam 2, a die carrier 3, a supporting upright post 4, an inclined supporting rod 5, a top end fixing cross rod 6, a telescopic adjusting device 7, a height adjusting mechanism 8, a second adjusting chute 9, a first adjusting chute 10, a bolt assembly 11, a telescopic adjusting plate 12, a first hinged plate 13, a connecting pin shaft 14, a second hinged plate 15, a flap inclined strut 16, a sleeve upright post 17, an adjusting nut 18, a lifting screw rod 19, a U-shaped support 20 and a continuous beam 21.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-6, a flap-type variable cross-section continuous beam roof inner mold support comprises a bottom support frame, wherein the bottom support frame comprises a plurality of horizontal cross beams 1 arranged in parallel, and a plurality of horizontal longitudinal beams 2 arranged in parallel are fixed at the top of each horizontal cross beam 1; a plurality of supporting upright posts 4 are fixed at the top of the bottom supporting frame, and a top end fixing cross rod 6 is fixed at the top of each supporting upright post 4; two ends of the top end fixed cross rod 6 are respectively hinged with a flap diagonal brace 16 through a telescopic adjusting device 7; a height adjusting mechanism 8 for supporting the flap diagonal brace 16 is provided between the other end thereof and the bottom support frame. The support can overcome the defects of the traditional process, so that the size of the top plate internal mold support can be flexibly adjusted when the width or height of the cross section of the bridge is changed in the continuous beam construction, the site construction condition is adapted, and the construction efficiency and the material utilization rate are improved. In the specific use process, the width is adjusted through the telescopic adjusting device 7, the supporting height and the angle of the flap diagonal brace 16 are adjusted through the height adjusting mechanism 8, and the flap diagonal brace is further suitable for inner die supports with different sections.
Furthermore, an inclined support rod 5 is fixed between the support upright post 4 and the horizontal beam 1 on two sides. The strength and stability of the supporting structure of the supporting upright 4 are enhanced by the inclined supporting rod 5.
Further, the telescopic adjusting device 7 comprises telescopic adjusting plates 12 symmetrically arranged on two sides of the top end fixed cross rod 6, a first adjusting chute 10 is processed on each telescopic adjusting plate 12, and a second adjusting chute 9 is processed on the top end fixed cross rod 6 in a matching manner; the insides of the first and second adjusting chutes 10 and 9 pass through parallel arranged bolt assemblies 11, and a telescopic adjusting plate 12 is fixed on the top end fixing cross bar 6. The above-described telescopic adjustment device 7 can be used to achieve an adjustment of the support width. In the specific adjusting process, the relative position of the telescopic adjusting plate 12 on the top end fixing cross rod 6 is adjusted, so that the supporting width is adjusted, and after the adjustment is completed, the relative positions of the top end fixing cross rod 6 and the telescopic adjusting plate 12 are reliably fixed through the plurality of groups of bolt assemblies 11.
Furthermore, a first hinge plate 13 is processed at the outer end part of the telescopic adjusting plate 12, and the first hinge plate 13 is hinged and connected with a second hinge plate 15 at the end of a flap inclined strut 16 through a connecting pin shaft 14. The hinged fit between the first hinge plate 13 and the second hinge plate 15 can realize the rotary connection between the top end fixed cross bar 6 and the flap inclined strut 16, so that the normal rotation of the top end fixed cross bar and the flap inclined strut can be ensured, and the adjustment of the inclination angle can be realized.
Further, the height adjusting mechanism 8 comprises a sleeve upright post 17 fixed at the top of the bottom supporting frame, an adjusting nut 18 is rotatably installed at the top of the sleeve upright post 17, the adjusting nut 18 and a lifting screw 19 installed inside the adjusting nut form a thread transmission fit, a U-shaped support 20 is fixed at the top end of the lifting screw 19, and the U-shaped support 20 is used for supporting the bottom end of the flap diagonal brace 16. The height of the supporting angle of the flap diagonal brace 16 can be adjusted by the height adjusting mechanism 8, and further the supporting angle can be adjusted. In the specific adjusting process, the height adjustment is realized by rotating the adjusting nut 18 and driving the lifting screw rod 19 by the adjusting nut 18, and then the height of the wing diagonal brace 16 is adjusted by the lifting screw rod 19.
Further, in use, the entire base support frame is supported within the continuous beam 21 by the formwork 3. The formwork 3 described above enables a reliable support of the entire base support frame, which in turn enables it to be supported inside the continuous beam 21.
The utility model discloses a concrete working process does:
in the specific use process, the whole inner membrane bracket is supported at the top of the mould frame 3 in the continuous beam 21, then the telescopic adjusting device 7 is adjusted according to the specific supporting width, the relative position of the telescopic adjusting plate 12 on the top end fixing cross rod 6 is adjusted, so that the supporting width is adjusted, and after the adjustment is completed, the relative positions of the top end fixing cross rod 6 and the telescopic adjusting plate 12 are reliably fixed through a plurality of groups of bolt assemblies 11; and then aiming at different supporting angles, the height adjusting mechanism 8 is adjusted, the adjusting nut 18 is rotated, the adjusting nut 18 drives the lifting screw rod 19 to realize height adjustment, and then the height of the wing inclined strut 16 is adjusted through the lifting screw rod 19.
Claims (6)
1. The utility model provides a flap formula variable cross section continuous beam roof slab centre form support which characterized in that: the device comprises a bottom supporting framework, wherein the bottom supporting framework comprises a plurality of horizontal cross beams (1) which are arranged in parallel, and a plurality of horizontal longitudinal beams (2) which are arranged in parallel are fixed at the top of each horizontal cross beam (1);
a plurality of supporting upright posts (4) are fixed at the top of the bottom supporting frame, and top end fixing cross rods (6) are fixed at the tops of the supporting upright posts (4);
two ends of the top end fixed cross rod (6) are respectively hinged with a flap diagonal brace (16) through a telescopic adjusting device (7);
a height adjusting mechanism (8) for supporting the flap diagonal brace (16) is arranged between the other end of the flap diagonal brace and the bottom supporting frame.
2. The internal mold support of the flap type variable cross-section continuous beam roof plate according to claim 1, characterized in that: an inclined supporting rod (5) is fixed between the supporting upright columns (4) and the horizontal cross beam (1) which are positioned at two sides.
3. The internal mold support of the flap type variable cross-section continuous beam roof plate according to claim 1, characterized in that: the telescopic adjusting device (7) comprises telescopic adjusting plates (12) symmetrically arranged on two sides of the top end fixed cross rod (6), a first adjusting chute (10) is machined on each telescopic adjusting plate (12), and a second adjusting chute (9) is machined on the top end fixed cross rod (6) in a matched mode; the first adjusting sliding groove (10) and the second adjusting sliding groove (9) penetrate through bolt assemblies (11) which are arranged in parallel, and a telescopic adjusting plate (12) is fixed on the top end fixing cross rod (6).
4. The internal mold bracket of the roof plate of the folding wing type variable cross-section continuous beam according to claim 3, characterized in that: a first hinged plate (13) is machined at the outer end of the telescopic adjusting plate (12), and the first hinged plate (13) is hinged and connected with a second hinged plate (15) at the end of the flap diagonal support (16) through a connecting pin shaft (14).
5. The internal mold support of the flap type variable cross-section continuous beam roof plate according to claim 1, characterized in that: the height adjusting mechanism (8) comprises a sleeve upright post (17) fixed at the top of the bottom supporting frame, an adjusting nut (18) is rotatably installed at the top of the sleeve upright post (17), the adjusting nut (18) and a lifting screw rod (19) installed inside the adjusting nut form thread transmission fit, a U-shaped support (20) is fixed at the top end of the lifting screw rod (19), and the U-shaped support (20) is used for supporting the bottom end of the double-wing inclined strut (16).
6. The internal mold support of the flap type variable cross-section continuous beam top plate according to claim 1, characterized in that: when in use, the whole bottom supporting framework is supported inside the continuous beam (21) through the die carrier (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221007583.7U CN217438733U (en) | 2022-04-28 | 2022-04-28 | Internal mold support of top plate of folding wing type variable cross-section continuous beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221007583.7U CN217438733U (en) | 2022-04-28 | 2022-04-28 | Internal mold support of top plate of folding wing type variable cross-section continuous beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217438733U true CN217438733U (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221007583.7U Active CN217438733U (en) | 2022-04-28 | 2022-04-28 | Internal mold support of top plate of folding wing type variable cross-section continuous beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217438733U (en) |
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2022
- 2022-04-28 CN CN202221007583.7U patent/CN217438733U/en active Active
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