CN215210476U - Capping beam unloading support - Google Patents
Capping beam unloading support Download PDFInfo
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- CN215210476U CN215210476U CN202120764006.1U CN202120764006U CN215210476U CN 215210476 U CN215210476 U CN 215210476U CN 202120764006 U CN202120764006 U CN 202120764006U CN 215210476 U CN215210476 U CN 215210476U
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- wedge box
- box
- hole
- lower wedge
- capping beam
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Abstract
The utility model provides a bent cap unloading support, which comprises a lower wedge box and an upper wedge box; the upper wedge box is connected with the lower wedge box through the lower inclined sliding surface in a sliding manner; the lower wedge box is provided with a positioning hole, and a high-strength steel bar on the pier is fixedly connected with the lower wedge box through the positioning hole; and the distribution beam to be supported is erected on the upper wedge box. The bent cap unloading support can effectively solve the problem that the conventional pier bent cap is difficult to lift and unload.
Description
Technical Field
The utility model relates to a bridge building technical field, more specifically relates to a bent cap support that unloads.
Background
In the highway construction, in order to facilitate the construction, a transverse pier capping beam is usually required to be erected on a pier, and a worker can use the pier capping beam as a support to support a template for subsequent operation.
At present, the main construction mode of the pier capping beam is a steel bar method, and the concrete construction method of the steel bar method is as follows: high-strength steel bars are pre-buried at the lower parts of the cover beams, then the distribution beams are arranged on the high-strength steel bars, and finally the cover beam bottom dies and the side dies are laid on the distribution beams.
In addition, in the construction process, the height of the cover beam needs to be finely adjusted, however, the whole device is stable in structure and difficult to adjust; specifically, the traditional adjusting process adopts a wood wedge, a steel plate or a thousand-gold top support pad to realize the adjustment of the bottom die elevation by disassembling the template, and the settlement of the wood wedge, the steel plate and a jack and the adjustment of the bottom die elevation are difficult in the construction process.
Therefore, a device capable of realizing lifting and unloading of the pier capping beam template is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned problem, the utility model discloses an in order to solve the lift that current pier bent cap was difficult to realize, the problem of unloading.
The utility model provides a bent cap unloading support, which comprises a lower wedge box and an upper wedge box; the upper wedge box is connected with the lower wedge box through the lower inclined sliding surface in a sliding manner; and the number of the first and second electrodes,
the lower wedge box is provided with a positioning hole, and a high-strength steel bar on the bridge pier is fixedly connected with the lower wedge box through the positioning hole; and the distribution beam to be supported is erected on the upper wedge box.
In addition, the wedge box positioning device preferably further comprises a positioning assembly, and when the upper wedge box slides to a preset position on the upper inclined sliding surface of the lower wedge box through the lower inclined sliding surface, the lower wedge box and the upper wedge box are positioned through the positioning assembly.
In addition, the positioning assembly preferably comprises a threaded pull rod and nut seats in threaded connection with two ends of the threaded pull rod; the threaded pull rod penetrates through the lower wedge box and the upper wedge box, and the lower wedge box and the upper wedge box are positioned through the two nut seats.
In addition, the lower wedge box and the upper wedge box are both in a right-angled trapezoid frame structure, a first through hole is formed in a long right-angled surface of the lower wedge box, and a second through hole corresponding to the first through hole is formed in the upper oblique sliding surface; a first long hole is formed in the lower inclined sliding surface, and a second long hole corresponding to the first long hole in position is formed in the long right-angle surface of the upper wedge box; the threaded pull rod sequentially penetrates through the first through hole, the second through hole, the first long hole and the second long hole, and two ends of the threaded pull rod are respectively positioned with the lower wedge box and the upper wedge box through the nut seats.
Further, it is preferable that the length of the first long hole is greater than two thirds of the total length of the lower ramp surface.
Further, it is preferable that a backing plate is provided on the inner side of both of the nut seats.
In addition, the preferred structure be provided with the retaining member on the rod iron that excels in, the lower wedge case passes through the retaining member with the rod iron fixed connection that excels in.
Furthermore, it is preferred that the distribution beam is made of steel.
In addition, it is preferable that the lower wedge box and the upper wedge box are both made of a steel plate.
Compared with the prior art, the aforesaid is according to the utility model discloses a bent cap support of unloading has following beneficial effect:
the elevation of the bottom die of the bent cap (arranged on the distribution beam) can be quickly adjusted by lifting the upper wedge box and the lower wedge box through the threaded pull rod, and the bottom die of the bent cap and the distribution beam are quickly disassembled; the quick detaching device for the capping beam bottom die is simple and firm in structure, guarantees the safety of workers, and is beneficial to detaching the bridge capping beam bottom die and I-shaped steel. In addition, this capping beam that uses novel providing unloads the support and uses more in a flexible way in the construction, and the suitability is stronger, and the capping beam template is demolishd conveniently to but the device cyclic utilization. In addition, the quick dismantling device for the bottom die of the bent cap (namely the bent cap unloading support) can obviously save the dismantling time of field construction workers, compared with the traditional dismantling mode, the quick dismantling device has the advantages that the construction fatigue of the workers in the construction process is not easy to generate, and the danger of high-altitude operation is greatly reduced.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings.
In the drawings:
fig. 1 is a front sectional view of a capping beam drop support according to an embodiment of the present invention;
fig. 2 is a front sectional view of a lower wedge box according to an embodiment of the present invention;
fig. 3 is a top view of a lower wedge box according to an embodiment of the present invention;
FIG. 4 is a front cross-sectional view of an upper wedge box according to an embodiment of the present invention;
fig. 5 is a bottom view of an upper wedge box according to an embodiment of the present invention;
fig. 6 is a first state diagram of a capping beam drop support in construction according to an embodiment of the present invention;
fig. 7 is a second state diagram of the capping beam drop support in construction according to an embodiment of the present invention; .
Reference numerals: the wedge box comprises an upper wedge box 1, a lower oblique sliding surface 11, a first long hole 12, a second long hole 13, a lower wedge box 2, an upper oblique sliding surface 21, a second through hole 22, a first through hole 23, a threaded pull rod 3, a nut seat 4, a base plate 5, a positioning hole 66, a distribution beam 77 and a high-strength steel bar 88.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 shows according to the utility model discloses a bent cap unloads main section structure of support, and fig. 2 shows according to the utility model discloses a main section structure of looking of lower wedge case, and fig. 3 shows according to the utility model discloses a overlook structure of lower wedge case, and fig. 4 shows according to the utility model discloses a main section structure of looking of last wedge case, and fig. 5 shows according to the utility model discloses an upward looking structure of last wedge case, and fig. 6 shows according to the utility model discloses a bent cap unloads first state of support when construction, and fig. 7 shows according to the utility model discloses a bent cap unloads second state of support when construction.
As shown together with fig. 1 to 7, the bent cap unloading support provided by the utility model is used for supporting a bent cap template of a highway pier, and comprises a lower wedge box 2 and an upper wedge box 1; the upper wedge box 1 is connected to the upper inclined sliding surface 21 of the lower wedge box 2 in a sliding manner through the lower inclined sliding surface 11; in addition, the lower wedge box 2 is provided with a positioning hole 6, and a high-strength steel bar 8 on the pier is fixedly connected with the lower wedge box 2 through the positioning hole 6; the distribution beam 7 to be supported is erected on the upper wedge box 1.
In the actual operation process, the upper wedge box 1 can be adjusted in the vertical position through the mutual sliding between the upper inclined sliding surface 21 and the lower inclined sliding surface 11, and then the lifting and the unloading of the pier bent cap template are realized.
Specifically, the utility model provides a bent cap unloads support still includes positioning assembly, and when last wedge case 1 slided to predetermineeing the position on the last slide surface 21 of wedge case 2 to one side through slide surface 11 down, fixes a position lower wedge case 2 and last wedge case 1 through positioning assembly.
More specifically, the positioning assembly comprises a threaded pull rod 3 and a nut seat 4 screwed with two ends of the threaded pull rod 3; wherein, the threaded draw bar 3 runs through the lower wedge box 2 and the upper wedge box 1, and the lower wedge box 2 and the upper wedge box 1 are positioned by two nut seats 4. In the actual adjusting process, the relative sliding between the upper wedge box 2 and the lower wedge box 2 is realized through the loosening and tightening of the two nut seats 4, so that the elevation of the bottom capping die block is adjusted (as shown in fig. 6). The right nut block 4 is loosened and the upper wedge box 1 is slid down to facilitate the removal of the capping beam formwork and the distribution beam 7 (see figure 7).
Specifically, the lower wedge box 2 and the upper wedge box 1 are both in a right-angled trapezoid frame structure, and long inclined surfaces of the two right-angled trapezoids are stacked together; moreover, a first through hole 23 is formed on the long right-angle surface of the lower wedge box 2, and a second through hole 22 corresponding to the first through hole 23 is formed on the upper oblique sliding surface 21; a first long hole 12 is formed in the lower inclined sliding surface 11, and a second long hole 13 corresponding to the first long hole 12 is formed in the long right-angle surface of the upper wedge box 1; the threaded pull rod 3 sequentially penetrates through the first through hole 23, the second through hole 22, the first long hole 12 and the second long hole 13, and two ends of the threaded pull rod 3 are respectively positioned with the lower wedge box 2 and the upper wedge box 1 through the nut seats 4.
It should be noted that, during the actual adjustment, the upper wedge box 1 needs to move up and down, while the lower wedge box 2 keeps the position unchanged, and in order to ensure that the upper wedge box 1 is not affected by the screw pull rod 3 during the sliding process, the length of the first long hole 12 is greater than two thirds of the total length of the lower inclined sliding surface 11 at the first long hole 12.
In addition, in order to prevent the nut seat 4 from tripping from the first through hole 23 or the second long hole 13, the backing plates 5 are arranged on the inner sides of the two nut seats 4, and the pressing limiting function is achieved through the backing plates 5.
In addition, for preventing relative motion from appearing between 8 and the lower wedge case 2 of high strength steel bar, guarantee the stability of whole device when the construction, be provided with the retaining member (can be large-scale locking bolt) on 8 steel bars that excel in, lower wedge case 2 passes through retaining member and 8 fixed connection of steel bars that excel in.
To further explain the structure of the bent cap unloading support provided by the utility model, the manufacturing and construction process of the bent cap unloading support is described in detail below.
Introducing the utility model provides a bent cap unloads before the preparation work progress of support, it is to explain, the utility model provides a bent cap unloads support is applicable to the rod iron method, when using the rod iron method to carry out pier construction, needs pre-buried phi 110PVC pipe in the pier shaft of bent cap lower part, and interior 45# phi 100mm high strength steel bar 8 of wearing, then will the utility model provides a bent cap unloads lower wedge case 2 of support and fixes a position on high strength steel bar 8 through 6 cooperation retaining members of locating hole.
Specifically, the lower wedge box 2 and the upper wedge box 1 are formed by welding steel plates, the overall size is 0.5m multiplied by 0.4m, a positioning hole 6 and a long hole are formed in the corresponding positions of the lower wedge box 2 and the upper wedge box 1, then a phi 25 finish rolling threaded pull rod 3 is adopted to fixedly penetrate the lower wedge box 2 and the upper wedge box 1, then 2 pieces of 45 a-shaped I-shaped steel are adopted above the upper wedge box 1 as a main bearing structure (a distribution beam 7), the arrangement interval is 0.3m, and finally a cover beam bottom die and side dies are laid on the distribution beam 7.
A capping beam drop support according to the invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the disclosed capping beam drop support without departing from the teachings of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (9)
1. A bent cap unloading support is characterized by comprising a lower wedge box and an upper wedge box; the upper wedge box is connected with the lower wedge box through the lower inclined sliding surface in a sliding manner; and the number of the first and second electrodes,
the lower wedge box is provided with a positioning hole, and a high-strength steel bar on the bridge pier is fixedly connected with the lower wedge box through the positioning hole; and the distribution beam to be supported is erected on the upper wedge box.
2. The capping beam landing support of claim 1,
the wedge box positioning device is characterized by further comprising a positioning assembly, and when the upper wedge box passes through the lower inclined sliding surface and slides to a preset position on the upper inclined sliding surface of the lower wedge box, the lower wedge box and the upper wedge box are positioned through the positioning assembly.
3. The capping beam landing support of claim 2,
the positioning assembly comprises a threaded pull rod and nut seats in threaded connection with two ends of the threaded pull rod; wherein the content of the first and second substances,
the threaded pull rod penetrates through the lower wedge box and the upper wedge box, and the lower wedge box and the upper wedge box are positioned through the two nut seats.
4. The capping beam landing support of claim 3,
the lower wedge box and the upper wedge box are both in a right-angle trapezoid frame structure, a first through hole is formed in the long right-angle surface of the lower wedge box, and a second through hole corresponding to the first through hole is formed in the upper oblique sliding surface; a first long hole is formed in the lower inclined sliding surface, and a second long hole corresponding to the first long hole in position is formed in the long right-angle surface of the upper wedge box; wherein the content of the first and second substances,
the threaded pull rod sequentially penetrates through the first through hole, the second through hole, the first long hole and the second long hole, and two ends of the threaded pull rod are respectively positioned with the lower wedge box and the upper wedge box through the nut seats.
5. The capping beam landing support of claim 4,
the length of the first long hole is larger than two thirds of the total length of the lower inclined sliding surface.
6. A capping beam landing support as claimed in any one of claims 3 to 5,
and the inner sides of the two nut seats are provided with backing plates.
7. The capping beam landing support of claim 1,
be provided with the retaining member on the rod iron that excels in, the lower wedge case passes through the retaining member with the rod iron fixed connection that excels in.
8. The capping beam landing support of claim 1,
the distribution beam is made of I-shaped steel.
9. The capping beam landing support of claim 1,
the lower wedge box and the upper wedge box are both made of steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120764006.1U CN215210476U (en) | 2021-04-14 | 2021-04-14 | Capping beam unloading support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120764006.1U CN215210476U (en) | 2021-04-14 | 2021-04-14 | Capping beam unloading support |
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| Publication Number | Publication Date |
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| CN215210476U true CN215210476U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120764006.1U Active CN215210476U (en) | 2021-04-14 | 2021-04-14 | Capping beam unloading support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114525727A (en) * | 2022-03-03 | 2022-05-24 | 长沙理工大学 | Temporary pier locking device for steel box girder cable-stayed bridge and construction method |
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2021
- 2021-04-14 CN CN202120764006.1U patent/CN215210476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114525727A (en) * | 2022-03-03 | 2022-05-24 | 长沙理工大学 | Temporary pier locking device for steel box girder cable-stayed bridge and construction method |
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