CN209619855U - A kind of plate-girder formwork fastener - Google Patents
A kind of plate-girder formwork fastener Download PDFInfo
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- CN209619855U CN209619855U CN201822219365.XU CN201822219365U CN209619855U CN 209619855 U CN209619855 U CN 209619855U CN 201822219365 U CN201822219365 U CN 201822219365U CN 209619855 U CN209619855 U CN 209619855U
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- threaded rod
- template body
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Abstract
The utility model discloses a kind of plate-girder formwork fasteners, including ground, main template body and bottom plate, the top of ground is arranged in bottom plate, the top of bottom plate is arranged in main template body, position-limit mechanism is additionally provided on the top of ground, Lengthening mechanism is equipped between position-limit mechanism and main template body, and one end of Lengthening mechanism connects with main template body, the other end of Lengthening mechanism is placed in position-limit mechanism.The utility model passes through U-shaped pile crown, cooperate limited block and threaded rod, threaded rod can be made to resist the junction of main template body and bottom plate, it can not only prevent main template body from generating spillage caused by deformation, but also be convenient for the dismounting of threaded rod, threaded rod is reused, pass through cylinder, fitted bearing can not only increase the contact area with main template body and bottom plate, but also can reduce the loss generated when threaded rod rotates with main template body and bottom plate friction.
Description
Technical field
The utility model relates to a kind of clamp device, specially a kind of plate-girder formwork fastener.
Background technique
Pre-tensioning system hollow slab girder is not very big bridge construction for general span, has many other structures incomparable
The advantages of: span is big, low cost, easy for construction, and quality is easily controllable, is suitable for large-scale production.Therefore with national economy
Development, especially municipal administration, traffic science of bridge building development, it has been widely adopted.Especially plate-girder appearance also increasingly obtains
To attention.
Currently, in daily construction, when branching standing template, template is leaned against on bottom plate, is fastened using pile crown and stopper, then
Stopper is pounded tightly using sledgehammer, so that template is fitted closely with bottom plate, prevents slurry when casting concrete from flowing out from gap,
But in fact, in construction due to segment template deform, the power manually struck can not make deformation template fit closely bottom plate,
Local spillage is caused, its plate-girder appearance is easily influenced after demoulding, secondly, the vulnerability level of stopper is very fast, a stopper Reusability
No more than 3 times, and it is easy hardness when by rainwater being influenced that stopper is caused to be unable to reach dry, affects the use effect of stopper
Fruit causes the compactness of template and bottom plate inadequate, is easy spillage, and is not suitable for outdoor sports and uses.Therefore we make this
It improves, proposes a kind of plate-girder formwork fastener.
Utility model content
To solve defect of the existing technology, the utility model provides a kind of plate-girder formwork fastener.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of plate-girder formwork fastener of the utility model, including ground, main template body and bottom plate, the bottom plate setting exist
The top of bottom plate is arranged in the top of ground, the main template body, is additionally provided with position-limit mechanism, the limit on the top of the ground
Lengthening mechanism is equipped between position mechanism and main template body, and one end of the Lengthening mechanism connects with main template body, the lengthening
The other end of mechanism is placed in position-limit mechanism.
As a kind of optimal technical scheme of the utility model, the position-limit mechanism includes U-shaped pile crown, limited block and interior spiral shell
The bottom end of line cylinder, the U-shaped pile crown is fixedly connected with the top of ground, and the limited block is arranged on U-shaped pile crown, the interior spiral shell
Line cylinder is arranged on U-shaped pile crown.
As a kind of optimal technical scheme of the utility model, fluting, the limit are offered in the middle part of the U-shaped pile crown
Block is oppositely arranged with fluting, and be in contact on the outside of U-shaped pile crown, the internal screw thread cylinder and limited block are interspersed to be fixed, described
Internal screw thread cylinder internal screw thread is connected with threaded rod.
As a kind of optimal technical scheme of the utility model, one end of the threaded rod is equipped with bearing, and bearing is interior
Circle is fixedly connected with one end of threaded rod, and fixing sleeve is equipped with cylinder on the bearing, and the other end of the threaded rod is fixed with
The first in command.
As a kind of optimal technical scheme of the utility model, the Lengthening mechanism is arranged on cylinder, the extension machine
Structure includes connecting column, fixed block and position-arresting disk, and the connecting column is arranged on cylinder, the bottom end of the fixed block and cylinder top
Side be fixedly connected, the side of the position-arresting disk is fixedly connected with one end of connecting column.
As a kind of optimal technical scheme of the utility model, the interspersed connection of the other end and cylinder of the connecting column, institute
The inside for stating fixed block offers limiting slot, spring is equipped in the limiting slot, and one end of spring and the bottom end of limiting slot are solid
Fixed connection.
As a kind of optimal technical scheme of the utility model, bolt, and the other end of spring are interspersed in the spring
It is fixedly connected at the top of bolt, one end of the bolt sequentially passes through fixed block and cylinder and interts connection with connecting column.
As a kind of optimal technical scheme of the utility model, the top of the fixed block is interspersed with second handle, described
The bottom end of second handle is fixedly connected with the other end of bolt, and the bottom of the second handle offers external screw thread, and described second
The interspersed place of handle and fixed block offers internal screw thread, and the internal screw thread and external screw thread match setting.
The beneficial effects of the utility model are: this kind of plate-girder formwork fastener, by U-shaped pile crown, cooperate limited block and
Threaded rod can make threaded rod resist the junction of main template body and bottom plate, can not only prevent main template body from generating deformation
Caused by spillage, and be convenient for threaded rod dismounting, to threaded rod reuse, by cylinder, fitted bearing can not only increase
Greatly with the contact area of main template body and bottom plate, and can reduce threaded rod rotation when with main template body and bottom plate friction generate
Loss spring and second handle are cooperated by fixed block and bolt, connecting column can be fixed on cylinder, and then will limit
Position disk is fixed on cylinder, improves practicability.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of plate-girder formwork fastener of the utility model；
Fig. 2 is a kind of position-limit mechanism structural schematic diagram of plate-girder formwork fastener of the utility model；
Fig. 3 is a kind of the schematic diagram of the section structure of the Lengthening mechanism of plate-girder formwork fastener of the utility model.
In figure: 1, ground；2, main template body；3, U-shaped pile crown；4, limited block；5, internal screw thread cylinder；6, threaded rod；7, first
Handle；8, cylinder；9, bearing；10, connecting column；11, position-arresting disk；12, fixed block；13, second handle；14, bolt；15, spring；
16, bottom plate.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment: as shown in Figure 1, Figure 2 and Figure 3, a kind of plate-girder formwork fastener of the utility model, including ground 1, mould
The top of ground 1 is arranged in plate main body 2 and bottom plate 16, bottom plate 16, and the top of bottom plate 16 is arranged in main template body 2, in ground 1
Top is additionally provided with position-limit mechanism, and Lengthening mechanism, and one end of Lengthening mechanism and template are equipped between position-limit mechanism and main template body 2
Main body 2 connects, and the other end of Lengthening mechanism is placed in position-limit mechanism.
Wherein, position-limit mechanism includes U-shaped pile crown 3, limited block 4 and internal screw thread cylinder 5, bottom end and the ground 1 of U-shaped pile crown 3
Top is fixedly connected, and limited block 4 is arranged on U-shaped pile crown 3, and internal screw thread cylinder 5 is arranged on U-shaped pile crown 3；The middle part of U-shaped pile crown 3
Fluting is offered, limited block 4 is oppositely arranged with fluting, and is in contact with the outside of U-shaped pile crown 3, internal screw thread cylinder 5 and limited block
4 interspersed fixations, 5 internal screw thread of internal screw thread cylinder are connected with threaded rod 6；One end of threaded rod 6 be equipped with bearing 9, and the inner ring of bearing 9 with
One end of threaded rod 6 is fixedly connected, and fixing sleeve is equipped with cylinder 8 on bearing 9, and the other end of threaded rod 6 is fixed with the first in command
7, by the first in command 7, rotate threaded rod 6, on the one hand, under the action of limited block 4, as threaded rod 6 is in interior thread barrel 5
Rotation so that limited block 4 be close to U-shaped pile crown 3, on the other hand, under the action of bearing 9, with threaded rod 6 rotation so that
Cylinder 8 moves to the junction of main template body 2 and bottom plate 16, and then resists the junction of main template body 2 and bottom plate 16, when need by
When position-limit mechanism removes, threaded rod 6 is rotated, it, can be by the limit when so that cylinder 8 and main template body 2 and bottom plate 16 generating loosening
Position mechanism removes.
Wherein, Lengthening mechanism is arranged on cylinder 8, and Lengthening mechanism includes connecting column 10, fixed block 12 and position-arresting disk 11, connects
Connect column 10 be arranged on cylinder 8, the bottom end of fixed block 12 is fixedly connected with the side on 8 top of cylinder, the side of position-arresting disk 11 and
One end of connecting column 10 is fixedly connected；The interspersed connection of the other end and cylinder 8 of connecting column 10, the inside of fixed block 12 opens up limited
Position slot, limiting slot is interior to be equipped with spring 15, and one end of spring 15 is fixedly connected with the bottom end of limiting slot；It is interspersed in spring 15 slotting
Pin 14, and the other end of spring 15 is fixedly connected with the top of bolt 14, one end of bolt 14 sequentially passes through fixed block 12 and cylinder
Body 8 simultaneously interts connection with connecting column 10；The top of fixed block 12 is interspersed with second handle 13, the bottom end of second handle 13 and bolt
14 other end is fixedly connected, and the bottom of second handle 13 offers external screw thread, the interspersed place of second handle 13 and fixed block 12
Offer internal screw thread, internal screw thread and external screw thread match setting, when needing to lengthen the length of threaded rod 6, rotation second handle
13, second handle 13 is extracted, second handle 13 is extracted, and then bolt 14 is extracted, connecting column 10 is inserted into cylinder
In body 8, second handle 13 is unclamped, under the action of spring 15, so that bolt 14 is inserted into connecting column 10, rotates second handle
13, so that second handle 13 is fixed on fixed block 12, so that connecting column 10 is fixed in cylinder 8, so that limit
Disk 11 is fixed.
When work, by the first in command 7, threaded rod 6 is rotated, on the one hand, under the action of limited block 4, with threaded rod 6
Rotation in interior thread barrel 5, so that limited block 4 is close to U-shaped pile crown 3, on the other hand, under the action of bearing 9, with screw thread
The rotation of bar 6 is so that cylinder 8 moves to the junction of main template body 2 and bottom plate 16, and then resists the company of main template body 2 and bottom plate 16
Place is met, when needing to remove position-limit mechanism, rotates threaded rod 6, so that cylinder 8 and main template body 2 and bottom plate 16 generate loosening
When, which can be removed, when needing to lengthen the length of threaded rod 6, second handle 13 be rotated, so that second handle
13 can extract, and second handle 13 is extracted, and then bolt 14 is extracted, and connecting column 10 is inserted into cylinder 8, unclamp second
Hand 13, so that bolt 14 is inserted into connecting column 10, rotates second handle 13, so that second handle 13 under the action of spring 15
It is fixed on fixed block 12, so that connecting column 10 is fixed in cylinder 8, so that position-arresting disk 11 is fixed.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of plate-girder formwork fastener, including ground (1), main template body (2) and bottom plate (16), which is characterized in that described
Bottom plate (16) setting is arranged in the top of ground (1), the main template body (2) on the top of bottom plate (16), in the ground (1)
Top be additionally provided with position-limit mechanism, Lengthening mechanism, and the Lengthening mechanism are equipped between the position-limit mechanism and main template body (2)
One end connect with main template body (2), the other end of the Lengthening mechanism is placed in position-limit mechanism.
2. a kind of plate-girder formwork fastener according to claim 1, which is characterized in that the position-limit mechanism includes U-shaped
The bottom end of pile crown (3), limited block (4) and internal screw thread cylinder (5), the U-shaped pile crown (3) is fixedly connected with the top of ground (1), institute
It states limited block (4) to be arranged on U-shaped pile crown (3), the internal screw thread cylinder (5) is arranged on U-shaped pile crown (3).
3. a kind of plate-girder formwork fastener according to claim 2, which is characterized in that the middle part of the U-shaped pile crown (3)
Offer fluting, the limited block (4) is oppositely arranged with fluting, and be in contact on the outside of U-shaped pile crown (3), the internal screw thread
Cylinder (5) and limited block (4) interspersed fixation, internal screw thread cylinder (5) internal screw thread are connected with threaded rod (6).
4. a kind of plate-girder formwork fastener according to claim 3, which is characterized in that one end of the threaded rod (6)
Equipped with bearing (9), and the inner ring of bearing (9) is fixedly connected with one end of threaded rod (6), and fixing sleeve is equipped on the bearing (9)
The other end of cylinder (8), the threaded rod (6) is fixed with the first in command (7).
5. a kind of plate-girder formwork fastener according to claim 4, which is characterized in that the Lengthening mechanism is arranged in cylinder
On body (8), the Lengthening mechanism includes connecting column (10), fixed block (12) and position-arresting disk (11), connecting column (10) setting
On cylinder (8), the bottom end of the fixed block (12) is fixedly connected with the side on cylinder (8) top, the position-arresting disk (11)
Side is fixedly connected with the one end of connecting column (10).
6. a kind of plate-girder formwork fastener according to claim 5, which is characterized in that the connecting column (10) it is another
End and cylinder (8) interspersed connection, the inside of the fixed block (12) offer limiting slot, are equipped with spring in the limiting slot
(15), and one end of spring (15) is fixedly connected with the bottom end of limiting slot.
7. a kind of plate-girder formwork fastener according to claim 6, which is characterized in that be interspersed in the spring (15)
Bolt (14), and be fixedly connected at the top of the other end of spring (15) and bolt (14), one end of the bolt (14) is successively worn
It crosses fixed block (12) and cylinder (8) and interts connection with connecting column (10).
8. a kind of plate-girder formwork fastener according to claim 7, which is characterized in that the top of the fixed block (12)
It being interspersed with second handle (13), the bottom end of the second handle (13) is fixedly connected with the other end of bolt (14), and described second
The bottom of handle (13) offers external screw thread, and the second handle (13) and the interspersed place of fixed block (12) offer internal screw thread,
The internal screw thread and external screw thread match setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822219365.XU CN209619855U (en) | 2018-12-27 | 2018-12-27 | A kind of plate-girder formwork fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822219365.XU CN209619855U (en) | 2018-12-27 | 2018-12-27 | A kind of plate-girder formwork fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209619855U true CN209619855U (en) | 2019-11-12 |
Family
ID=68447457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822219365.XU Active CN209619855U (en) | 2018-12-27 | 2018-12-27 | A kind of plate-girder formwork fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209619855U (en) |
-
2018
- 2018-12-27 CN CN201822219365.XU patent/CN209619855U/en active Active
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