CN209114334U - A kind of temporary support device suitable for large-span prestressed bent cap system transform - Google Patents
A kind of temporary support device suitable for large-span prestressed bent cap system transform Download PDFInfo
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- CN209114334U CN209114334U CN201821793742.4U CN201821793742U CN209114334U CN 209114334 U CN209114334 U CN 209114334U CN 201821793742 U CN201821793742 U CN 201821793742U CN 209114334 U CN209114334 U CN 209114334U
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- fixing sleeve
- sleeve
- support device
- bent cap
- temporary support
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Abstract
The utility model provides a kind of temporary support device suitable for large-span prestressed bent cap system transform.The temporary support device suitable for large-span prestressed bent cap system transform includes two fixing sleeves；Position limiting structure, the same end of the fixing sleeve of two semicircular arc structures for being used to support template passes through the position limiting structure and fixes, the position limiting structure includes positive stop strip and cutting ferrule, the end of the fixing sleeve of two semicircular arcs is equipped with the positive stop strip of trapezium structure, and the positive stop strip of the same end of two fixing sleeves is engaged by the cutting ferrule；Multiple limit sleeves, multiple limit sleeve circumference array are distributed on the circumferencial direction of the fixing sleeve；The pre-buried bar of pre-buried bar, the U-shaped structure for being embedded in pier stud engages with the limit sleeve.Temporary support device provided by the utility model suitable for large-span prestressed bent cap system transform has the advantages that component easy for assemble or unload, uniform force, support effect are good.
Description
Technical field
The utility model relates to construction equipment technical fields, more particularly to one kind to be suitable for large-span prestressed bent cap system
The temporary support device of conversion.
Background technique
With the maturation of bridge technology, there is the substructure of many bridges to use simple rigid-framed structure in highway bridge,
I.e. the infrastructure of bridge is two or more piles basis, and pier shaft is two cylinder piers, and binder is coupled between stake, pier top bent cap connection
It ties, in the Coping Construction of bridge, using Support Method, crosses fashioned iron method, pre-embedded steel slab method, Hold Hoop method etc. construction method, this
The advantages of kind system is that the weight of bracket, template and entire bent cap reaches pier stud by fashioned iron, is born by pier stud, force path
It is simple clear.
However the temporary support device of traditional bent cap system transform discontinuity when being connect with pier stud, with pier stud
The pressure of more bolts is much when individually using Hold Hoop method hold-down support device when connection, keeps installing and dismounting inconvenient.
Therefore, it is necessary to provide a kind of new temporary support device solution suitable for large-span prestressed bent cap system transform
Certainly above-mentioned technical problem.
Utility model content
The technical issues of the utility model solves is to provide a kind of component easy for assemble or unload, uniform force, support effect
The good temporary support device suitable for large-span prestressed bent cap system transform.
In order to solve the above technical problems, facing suitable for large-span prestressed bent cap system transform provided by the utility model
When stand apparatus include: two fixing sleeves；Position limiting structure, the fixing sleeve of two semicircular arc structures for being used to support template
Same end pass through the position limiting structure and fix, the position limiting structure includes positive stop strip and cutting ferrule, two semicircular arcs
The end of the fixing sleeve is equipped with the positive stop strip of trapezium structure, and the end of two fixing sleeves contradicts, described in two
The positive stop strip of the same end of fixing sleeve is engaged by the cutting ferrule；Multiple limit sleeves, multiple limit sleeve circumference array
It is distributed on the circumferencial direction of the fixing sleeve；Pre-buried bar, the pre-buried bar of the U-shaped structure for being embedded in pier stud and institute
State limit sleeve engaging.
Preferably, the fixing sleeve is equipped with the location hole for being used to limit the cutting ferrule with internal thread, institute
It states location hole and the positive stop strip is set to the adjacent side wall of the fixing sleeve.
Preferably, the side wall of the fixing sleeve is equipped with the retaining ring of arcuate structure, and the arc length of the retaining ring is less than the fixation
The arc length of set.
Preferably, the limit sleeve and the retaining ring contradict, and the limit sleeve is connected by screw to the fixing sleeve.
Preferably, the fixing sleeve is equipped with multiple height adjusting structures, institute away from one end circumference array of the location hole
Stating height adjusting structure includes fixed block, slide bar, sliding sleeve and drive rod, and the sliding sleeve circumference array is fixed on the fixing sleeve back
One end from the location hole is slidably connected between the slide bar and the sliding sleeve, and the drive rod is through the fixing sleeve
The inside of the slide bar is extended to, is rotatablely connected between the drive rod and the fixing sleeve, the drive rod and the slide bar
Between be threadedly coupled, the slide bar away from the drive rod one end be equipped with the fixed block.
Preferably, the sliding sleeve is cylindrical structure, and the section of the slide bar of the inside of the sliding sleeve is ellipse.
Preferably, the end of the drive rod is positive hexagonal structure, and the end of the drive rod and the fixing sleeve
It contradicts.
Preferably, the height adjusting structure further includes bolt, the bolt-through in the fixed block and the slide bar,
It is rotatablely connected between the fixed block and the slide bar by the bolt.
It is provided by the utility model suitable for the interim of large-span prestressed bent cap system transform compared with the relevant technologies
Stand apparatus has the following beneficial effects:
The utility model provides a kind of temporary support device suitable for large-span prestressed bent cap system transform, and two and half
It is equipped with the limit sleeve on the circumferencial direction of the arc-shaped fixing sleeve, the limit sleeve and U-shaped structure are embedded in pier
The pre-buried bar engaging inside column keeps the limit sleeve and the pre-buried bar fixation more convenient, makes the fixing sleeve stress
It is more uniform, make being more uniformly stressed for pier stud, and then substantially increase the stability that later period bridge pours, while described in two
The end of fixing sleeve is equipped with the positive stop strip of trapezium structure, and the positive stop strip of the same end of two fixing sleeves passes through
The cutting ferrule engaging, makes two fixing sleeves be connected as entirety, has cut down the side tension of the fixing sleeve, avoids described
Pre-buried bar and fixing sleeve deformation, the positive stop strip are trapezium structure, increase the contact of the positive stop strip with the cutting ferrule
Area connect the positive stop strip with the cutting ferrule stronger, while keeping fixing sleeve described in installing and dismounting more convenient.
Detailed description of the invention
Fig. 1 is the one of the temporary support device provided by the utility model suitable for large-span prestressed bent cap system transform
The structural schematic diagram of kind preferred embodiment；
Fig. 2 is the portion A shown in FIG. 1 enlarged diagram；
Fig. 3 is the attachment structure schematic diagram of fixing sleeve shown in Fig. 2 and height adjusting structure.
Figure label: 1, fixing sleeve, 2, height adjusting structure, 21, fixed block, 22, slide bar, 23, sliding sleeve, 24, drive rod,
25, bolt, 3, pre-buried bar, 4, position limiting structure, 41, positive stop strip, 42, cutting ferrule, 5, limit sleeve, 6, retaining ring, 7, location hole.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Please refer to Fig. 1, Fig. 2 and Fig. 3, wherein Fig. 1 is provided by the utility model suitable for large-span prestressed lid
A kind of structural schematic diagram of preferred embodiment of the temporary support device of beam system transform；Fig. 2 is that the portion A shown in FIG. 1 amplification is shown
It is intended to；Fig. 3 is the attachment structure schematic diagram of fixing sleeve shown in Fig. 2 and height adjusting structure.Suitable for large-span prestressed lid
The temporary support device of beam system transform includes: two fixing sleeves 1；Position limiting structure 4, two are used to support the semicircular arc of template
The same end of the fixing sleeve 1 of structure passes through the position limiting structure 4 and fixes, and the position limiting structure 4 includes positive stop strip 41
It is equipped with the positive stop strip 41 of trapezium structure with the end of cutting ferrule 42, the fixing sleeve 1 of two semicircular arcs, described in two
The end of fixing sleeve 1 contradicts, and the positive stop strip 41 of the same end of two fixing sleeves 1 is engaged by the cutting ferrule 42；It is more
A limit sleeve 5, multiple 5 circumference array of limit sleeve are distributed on the circumferencial direction of the fixing sleeve 1；Pre-buried bar 3, for pre-
The pre-buried bar 3 for the U-shaped structure being embedded in pier stud engages with the limit sleeve 5.
The fixing sleeve 1 is equipped with the location hole 7 for being used to limit the cutting ferrule 42 with internal thread, described fixed
Position hole 7 and the positive stop strip 41 are set to the adjacent side wall of the fixing sleeve 1, run through the location hole 7 by screw, by baffle
It is fixed on the fixing sleeve 1, contradicts baffle and the cutting ferrule 42, effectively prevent the cutting ferrule 42 from slipping.
The side wall of the fixing sleeve 1 is equipped with the retaining ring 6 of arcuate structure, and the arc length of the retaining ring 6 is less than the fixing sleeve 1
Arc length；The limit sleeve 5 is contradicted with the retaining ring 6, and the limit sleeve 5 is connected by screw to the fixing sleeve 1；By the limit
Position set 5 contradicts on the retaining ring 6 on the fixing sleeve 1, is fixed on the limit sleeve 5 and the fixing sleeve 1 by screw
Together, the fixing sleeve 1 is made to be connected as entirety with pier stud, the setting of the retaining ring 6 reduces the fixing sleeve 1 and the limit
The pressure of screw on set 5, effectively prevents screw from deforming, keeps the limit sleeve 5 and 1 installing and dismounting of fixing sleeve more square
Just.
The fixing sleeve 1 is equipped with multiple height adjusting structures 2, the height away from one end circumference array of the location hole 7
Spending adjustment structure 2 includes fixed block 21, slide bar 22, sliding sleeve 23 and drive rod 24, and 23 circumference array of sliding sleeve is fixed on described
Fixing sleeve 1 deviates from one end of the location hole 7, is slidably connected between the slide bar 22 and the sliding sleeve 23, the drive rod 24
The inside of the slide bar 22 is extended to through the fixing sleeve 1, the company of rotation between the drive rod 24 and the fixing sleeve 1
It connects, is threadedly coupled between the drive rod 24 and the slide bar 22, the slide bar 22 is equipped with away from one end of the drive rod 24
The fixed block 21；The sliding sleeve 23 is cylindrical structure, and the section of the slide bar 22 of the inside of the sliding sleeve 23 is ellipse
It is round；The end of the drive rod 24 is positive hexagonal structure, and the end of the drive rod 24 and the fixing sleeve 1 contradict；
The height adjusting structure 2 further includes bolt 25, and the bolt 25 is described solid through the fixed block 21 and the slide bar 22
Determine to be rotatablely connected between block 21 and the slide bar 22 by the bolt 25；The drive rod 24 drives section for the institute of ellipse
Slide bar 22 is stated in the internal slide of the sliding sleeve 23, and then adjusts the height of the fixed block 21 on same circumferencial direction,
The installation requirement to the fixing sleeve 1 is thereby reduced, keeps the installing and dismounting of the fixing sleeve 1 more convenient, while the drive
The end of lever 24 is positive hexagonal structure, operates the drive rod 24 more convenient, and the fixed block 21 passes through the spiral shell
It is rotatablely connected between bolt 25 and the slide bar 22, convenient for adjusting the angle of the fixed block 21, makes the mould on the fixed block 21
Plate is easier for installation, and then installation template support frame and its template on the fixed block 21, then pour bridge, pour knot
Shu Hou turns the drive rod 24, the internal slide for making the drive rod 24 drive the slide bar 22 in the sliding sleeve 23, in weight
Under power effect, the fixed block 21 drives support frame and template to separate with bridge, keeps the disassembly of template more convenient, greatly improves
Working efficiency.
The work of temporary support device provided by the utility model suitable for large-span prestressed bent cap system transform is former
It manages as follows:
First when pouring pier stud, the number of the pre-buried bar 3 is determined according to the weight that later period bridge pours, by more institutes
State pre-buried bar 3 to be cast in pier stud, make the end of the pre-buried bar 3 on the same circumference, by the limit sleeve 5 with it is described pre-buried
Bar 3 engages, and then two fixing sleeves 1 are wrapped in the outside of pier stud, blocked the positive stop strip 41 by the cutting ferrule 42
It closes, contradicts two fixing sleeves 1, the location hole 7 is run through by screw, baffle is fixed on the fixing sleeve 1, is made
Baffle and the cutting ferrule 42 contradict, and effectively prevent the cutting ferrule 42 from slipping, the limit sleeve 5 is contradicted on the fixing sleeve 1
The retaining ring 6 on, the limit sleeve 5 and the fixing sleeve 1 are fixed together by screw, make the fixing sleeve 1 and pier
Column is connected as entirety, and the setting of the retaining ring 6 reduces the pressure of the fixing sleeve 1 and the screw on the limit sleeve 5, effectively
Prevent screw from deforming, keep the limit sleeve 5 and 1 installing and dismounting of fixing sleeve more convenient, then turn the drive rod
24, it is internal slide of the oval slide bar 22 in the sliding sleeve 23 that the drive rod 24, which drives section, and then adjusts and exist
The height of the fixed block 21 on same circumferencial direction thereby reduces the installation requirement to the fixing sleeve 1, makes described solid
Surely the installing and dismounting of set 1 is more convenient, while the end of the drive rod 24 is positive hexagonal structure, grasps the drive rod 24
Make more convenient, the fixed block 21 is described solid convenient for adjusting by being rotatablely connected between the bolt 25 and the slide bar 22
The angle for determining block 21 keeps the template on the fixed block 21 easier for installation, then the installation template on the fixed block 21
Support frame and its template, then pour bridge, after pouring, turn the drive rod 24, and the drive rod 24 is made to drive institute
Slide bar 22 is stated in the internal slide of the sliding sleeve 23, under the effect of gravity, the fixed block 21 drives support frame and template and bridge
Beam separation, keeps the disassembly of template more convenient, greatly improves work efficiency.
It is provided by the utility model suitable for the interim of large-span prestressed bent cap system transform compared with the relevant technologies
Stand apparatus has the following beneficial effects:
The utility model provides a kind of temporary support device suitable for large-span prestressed bent cap system transform, and two and half
The limit sleeve 5 is equipped on the circumferencial direction of the arc-shaped fixing sleeve 1, the limit sleeve 5 is embedded in U-shaped structure
The pre-buried bar 3 inside pier stud engages, and keeps the limit sleeve 5 and the pre-buried fixation of bar 3 more convenient, makes the fixing sleeve
1 is more uniformly stressed, and makes being more uniformly stressed for pier stud, and then substantially increases the stability that later period bridge pours, while two
The end of a fixing sleeve 1 is equipped with the positive stop strip 41 of trapezium structure, the same end of two fixing sleeves 1 it is described
Positive stop strip 41 is engaged by the cutting ferrule 42, so that two fixing sleeves 1 is connected as entirety, has been cut down the side of the fixing sleeve 1
To tension, avoids the pre-buried bar 3 and the fixing sleeve 1 deforms, the positive stop strip 41 is trapezium structure, increases the limit
The contact area of position item 41 and the cutting ferrule 42, connect the positive stop strip 41 with the cutting ferrule 42 stronger, while making to pacify
It is more convenient that the fixing sleeve 1 is unloaded in assembly and disassembly.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of temporary support device suitable for large-span prestressed bent cap system transform characterized by comprising
Two fixing sleeves；
Position limiting structure, the same end of the fixing sleeve of two semicircular arc structures for being used to support template is by the limit
Bit architecture is fixed, and the position limiting structure includes positive stop strip and cutting ferrule, and the end of the fixing sleeve of two semicircular arcs is equipped with
The end of the positive stop strip of trapezium structure, two fixing sleeves contradicts, the limit of the same end of two fixing sleeves
Position item is engaged by the cutting ferrule；
Multiple limit sleeves, multiple limit sleeve circumference array are distributed on the circumferencial direction of the fixing sleeve；
The pre-buried bar of pre-buried bar, the U-shaped structure for being embedded in pier stud engages with the limit sleeve.
2. the temporary support device according to claim 1 suitable for large-span prestressed bent cap system transform, feature
Be, the fixing sleeve, which is equipped with, is used for the location hole that is limited to the cutting ferrule with internal thread, the location hole with
The positive stop strip is set to the adjacent side wall of the fixing sleeve.
3. the temporary support device according to claim 1 suitable for large-span prestressed bent cap system transform, feature
It is, the side wall of the fixing sleeve is equipped with the retaining ring of arcuate structure, and the arc length of the retaining ring is less than the arc length of the fixing sleeve.
4. the temporary support device according to claim 3 suitable for large-span prestressed bent cap system transform, feature
It is, the limit sleeve and the retaining ring contradict, and the limit sleeve is connected by screw to the fixing sleeve.
5. the temporary support device according to claim 2 suitable for large-span prestressed bent cap system transform, feature
It is, the fixing sleeve is equipped with multiple height adjusting structures, the height adjustment away from one end circumference array of the location hole
Structure includes fixed block, slide bar, sliding sleeve and drive rod, and the sliding sleeve circumference array is fixed on the fixing sleeve away from the positioning
The one end in hole is slidably connected between the slide bar and the sliding sleeve, and the drive rod extends to described through the fixing sleeve
The inside of slide bar is rotatablely connected between the drive rod and the fixing sleeve, and screw thread connects between the drive rod and the slide bar
It connects, the slide bar is equipped with the fixed block away from one end of the drive rod.
6. the temporary support device according to claim 5 suitable for large-span prestressed bent cap system transform, feature
It is, the sliding sleeve is cylindrical structure, and the section of the slide bar of the inside of the sliding sleeve is ellipse.
7. the temporary support device according to claim 5 suitable for large-span prestressed bent cap system transform, feature
It is, the end of the drive rod is positive hexagonal structure, and the end of the drive rod and the fixing sleeve contradict.
8. the temporary support device according to claim 5 suitable for large-span prestressed bent cap system transform, feature
It is, the height adjusting structure further includes bolt, and the bolt-through is in the fixed block and the slide bar, the fixed block
It is rotatablely connected between the slide bar by the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793742.4U CN209114334U (en) | 2018-11-01 | 2018-11-01 | A kind of temporary support device suitable for large-span prestressed bent cap system transform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793742.4U CN209114334U (en) | 2018-11-01 | 2018-11-01 | A kind of temporary support device suitable for large-span prestressed bent cap system transform |
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| Publication Number | Publication Date |
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| CN209114334U true CN209114334U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821793742.4U Active CN209114334U (en) | 2018-11-01 | 2018-11-01 | A kind of temporary support device suitable for large-span prestressed bent cap system transform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172861A (en) * | 2020-03-04 | 2020-05-19 | 王少鹏 | High-speed bridge with bearing deformation structure |
-
2018
- 2018-11-01 CN CN201821793742.4U patent/CN209114334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172861A (en) * | 2020-03-04 | 2020-05-19 | 王少鹏 | High-speed bridge with bearing deformation structure |
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