CN211645967U - Quick installation device of support - Google Patents
Quick installation device of support Download PDFInfo
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- CN211645967U CN211645967U CN202020005076.4U CN202020005076U CN211645967U CN 211645967 U CN211645967 U CN 211645967U CN 202020005076 U CN202020005076 U CN 202020005076U CN 211645967 U CN211645967 U CN 211645967U
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Abstract
A quick support mounting device comprises a pre-buried foundation plate and a locking adjusting plate movably mounted on the periphery of the pre-buried foundation plate, wherein a U-shaped steel bar is connected to the back of the pre-buried foundation plate, internal thread holes arranged in a rectangular array are formed in a mounting surface of the pre-buried foundation plate, an L-shaped end is arranged on the inner side surface of the locking adjusting plate, a U-shaped open slot with the slot length not smaller than the distance between two adjacent internal thread holes is formed in the locking adjusting plate, and the distance between two adjacent U-shaped open slots is a multiple of the distance between two adjacent internal thread holes; a transverse waist-shaped hole is formed between every two adjacent vertical U-shaped grooves; the quick mounting device is compact in structure and wide in application range, the method for mounting the support is simple and quick, and the connection with the support is safe and reliable.
Description
Technical Field
The utility model relates to a mounting device for bridge and building structure support especially relates to a quick mounting device of support for prefabricating bridge beam supports installation.
Background
Along with the vigorous development of bridge construction in China, the construction environment of bridges is more and more emphasized by governments, owners, design and construction units, and especially, mature fully-prefabricated bridge construction technology is gradually developed in bridges constructed in cities, so that the engineering quality can be well controlled, the construction speed can be accelerated, the field pollution is reduced, the development requirements of low-carbon and harmonious society are met, and the bridge construction technology is a set of efficient, low-carbon and environment-friendly bridge construction technology; the full-prefabricated bridge construction technology effectively overcomes the defects of site construction of a concrete structure, greatly shortens the construction period of the site construction, and simultaneously puts forward the requirement of rapidness in installation on a matched bridge support; the prefabricated bridge is mainly installed in an assembled mode, the support is installed by connecting the support to the prefabricated beam, large hole sites are reserved on a base plate of the abutment in advance, a post-pouring process is performed, and after the beam body is erected to the abutment in place, the support is connected with the base plate through welding or conventional bolts.
The traditional mounting method has the main problems that:
1. special equipment is needed to adjust and support the beam body in the installation process, and the top beam force can be unloaded only after the later poured mortar reaches certain strength for a long time;
2. the mounting mode of the support and the beam or the abutment, (1) if the welding connection is used, the problems of small operation space, difficult meeting of the high quality requirement of on-site welding seams and difficult replacement in the later period exist, and the internal structure of the support is possibly damaged due to overheating of the support during welding; (2) the conventional bolt connection is adopted, so that the installation and the replacement are convenient, the problem of difficult hole alignment exists, errors are amplified due to the fact that a plurality of support bolt holes on one beam pass through the length of a beam body and are affected by expansion with heat, contraction with cold and the like, the bolt hole position with millimeter-scale precision is difficult to align with the bolt hole position reserved on the abutment, only holes can be temporarily matched, time and labor are consumed, and the requirement for quick installation cannot be met;
3. in addition, for common bridge supports and building supports, the structure of various supports cannot be greatly changed during installation, so that the traditional installation method also has the problem that the supports cannot be quickly installed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: provides a quick support mounting device with simple structure, economy and practicality, which overcomes the defects in the prior art.
For solving the technical problem the utility model discloses a technical scheme be: a quick support mounting device comprises a pre-buried foundation plate and locking adjusting plates, wherein the back of the pre-buried foundation plate is connected with U-shaped steel bars, and the locking adjusting plates are movably mounted on the periphery of a mounting surface of the pre-buried foundation plate through bolts;
the installation surface of the embedded foundation plate is provided with internal thread holes which are arranged into a rectangular array, and the distance L between every two adjacent internal thread holes0Equal; the locking adjusting plates have the same structure and are all rectangular steel blocks, and the upper end parts of the inner side surfaces of the locking adjusting plates are provided with L-shaped end headsThe height H from the bottom surface of the rectangular steel block to the L-shaped end corresponds to the thickness H of a base plate or a top plate of the support to be installed in a matched mode; the locking adjusting plate is provided with U-shaped open slots penetrating through the top surface and the bottom surface of the locking adjusting plate, the openings of the U-shaped open slots face the inner side, the side surface of the locking adjusting plate is provided with transverse waist-shaped holes penetrating through two sides of the locking adjusting plate, the transverse waist-shaped holes are arranged between two adjacent U-shaped open slots, the length direction of the U-shaped open slots is perpendicular to the length direction of the locking adjusting plate, and the central line of each transverse waist-shaped hole is parallel to the length direction of each U-shaped open slot; the groove length of the U-shaped open groove is not less than the distance L between two adjacent internal thread holes on the embedded foundation plate0The distance L1 between two adjacent U-shaped open slots is the distance L between two adjacent internal thread holes0Integral multiples of (a).
The further technical scheme is as follows: the internal thread hole on the pre-buried foundatin plate installation face or be the screw thread blind hole, or be the screw thread through-hole, when the internal thread hole was the screw thread through-hole, pre-buried foundatin plate back connection had the terminal surface board of closing cap screw thread through-hole, U shaped steel muscle is connected on the terminal surface board.
Since the technical scheme is used, the utility model relates to a quick installation device of support has following beneficial effect:
this quick installation device compact structure, reasonable in design, it is simple to use reliable, be fit for all kinds of bridges and all kinds of steel supports and rubber support of building, the support is when working conditions such as frame roof beam take one's place, can realize the high-speed joint and the quick installation of support with its installation prefabrication bridge support:
1. the embedded foundation plate is embedded into a prefabricated pier or beam structure, the support body can become an assembled part by using the quick installation device during field installation, and the support and the embedded foundation plate can be connected and fastened by using the locking adjusting plate and the bolts immediately after the support is in place, so that the installation is convenient and quick;
2. no matter the support is located at any position on the embedded foundation plate, each U-shaped open slot of the locking adjusting plate can be at least aligned with an internal thread hole position on one embedded foundation plate, each transverse waist-shaped hole of the locking adjusting plate can be at least aligned with a transverse thread hole position on the side surface of one support base plate or top plate, and then the support base plate or top plate, the embedded foundation plate and the locking adjusting plate are locked and connected into a whole by using a vertical fastening bolt and a transverse fastening bolt to form a stressed whole;
3. the quick mounting device enables the support to fall into a preset adjusting range on the embedded foundation plate, and the range is designed based on general construction errors or preset construction errors, so that the support does not need to be mounted in an excessively high precision (the upper hole position and the lower hole position which take millimeter-level precision as the precision are not needed), and the construction difficulty is greatly reduced;
4. the back of the embedded foundation plate is provided with a certain number of U-shaped steel bars, the number of the U-shaped steel bars is set according to specific stress conditions, and the U-shaped steel bars are firmly welded into a whole, so that the device can transmit horizontal force transmitted from the upper part; the locking adjusting plate is provided with an L-shaped end head which can press the side surface of the bottom plate or the top plate of the support to resist the overturning caused by horizontal force and ensure the stress safety of the support;
5. the support is connected with a beam body or a pier by bolts, and the problems that the operation space of a welding mode is small, the requirement on the quality of on-site welding seams is high, the replacement is difficult in the later period, parts in the support are possibly damaged due to overheating of the support during welding and the like are solved.
The technical features of a quick support mounting device according to the present invention will be further described with reference to the accompanying drawings and embodiments.
Drawings
Fig. 1-fig. 2 are the structure schematic diagram of a quick support mounting device of the utility model:
FIG. 1 is a front view, and FIG. 2 is a top view;
fig. 3 to 5 are schematic structural views of the locking adjusting plate:
FIG. 3 is a front view, FIG. 4 is a left side view, and FIG. 5 is a perspective view;
fig. 6 to 7 are schematic diagrams of the structure of the embedded base plate:
FIG. 6 is a front view, and FIG. 7 is a top view;
fig. 8-10 are schematic structural views of a support base plate with transverse threaded holes:
FIG. 8 is a front view, FIG. 9 is a top view, and FIG. 10 is a left side view;
FIG. 11 is a schematic view of a connection structure of a locking adjustment plate and a support base plate;
fig. 12-13 are state diagrams of the installation of the precast beam support by the quick support installation device of the present invention:
fig. 12 shows the right position installation, that is, the rapid installation device of the abutment is installed on the pier,
FIG. 13 is a reverse installation, i.e., the fast support mounting device is installed on the bottom of the bridge;
in the figure:
1-pre-buried foundatin plate, 101-internal thread hole, 2-locking regulating plate, 201-U-shaped open slot, 202-horizontal waist shape hole, 203-L type end, 3-U type reinforcing bar, 4-vertical fastening bolt, 5-horizontal fastening bolt, 6-support, 7-support bottom plate, 71-horizontal screw hole I, 8-roof beam body, 9-pier, 10-support roof, 1001-horizontal screw hole II, 11-backing plate.
Detailed Description
A quick support mounting device comprises an embedded foundation plate 1 and locking adjusting plates 2, wherein the embedded foundation plate 1 is a square plate, the back surface of the embedded foundation plate is connected with a U-shaped steel bar 3 in a welding mode, four locking adjusting plates are movably mounted on the periphery of an embedded foundation plate mounting surface through bolts respectively, two locking adjusting plates are arranged on the front side and the rear side of the embedded foundation plate, and two locking adjusting plates are arranged on the left side and the right side of the embedded foundation plate; the mounting surface of the embedded foundation plate is provided with internal thread holes 101 which are arranged in a rectangular array, and the distance L between every two adjacent internal thread holes0Equal (both transverse and longitudinal spacing are L)0）；
The locking and adjusting plates 2 are identical in structure and are all rectangular steel blocks, the upper end parts of the inner side surfaces of the rectangular steel blocks are provided with L-shaped end heads 203, the height H from the bottom surfaces of the rectangular steel blocks to the L-shaped end heads corresponds to the thickness H of a base plate or a top plate of a base to be installed in a matched mode, and H is slightly smaller than the thickness H of the base plate or the top plate of the base, so that when the locking and adjusting plates are locked with the embedded foundation plate, the L-shaped end heads of the locking and adjusting plates can effectively press the base;
the locking adjusting plate 2 is provided with a U-shaped opening penetrating through the top surface and the bottom surface thereofThe opening of the U-shaped open slot faces the inner side, the side surface of the locking adjusting plate 2 is provided with a transverse waist-shaped hole 202 penetrating through the two sides of the U-shaped open slot, the transverse waist-shaped hole is arranged between two adjacent U-shaped open slots, the length direction of the U-shaped open slot is vertical to the length direction of the locking adjusting plate, and the central line of the transverse waist-shaped hole is parallel to the length direction of the U-shaped open slot; the groove length of the U-shaped open groove is not less than the distance L between two adjacent internal thread holes on the embedded foundation plate0When the locking adjusting plate is adjusted along the groove length direction of the U-shaped open groove, at least 1 internal thread hole can be connected in the groove length of one U-shaped open groove; the distance L1 between two adjacent U-shaped open slots is the distance L between two adjacent internal thread holes0The integral multiple of the U-shaped opening groove enables 1 internal thread hole to be connected in each U-shaped opening groove when the locking adjusting plate is adjusted along the length direction of the locking adjusting plate.
The internal thread hole on the pre-buried foundatin plate installation face or be the screw thread blind hole, or be the screw thread through-hole, when the internal thread hole was the screw thread through-hole, pre-buried foundatin plate back connection had the terminal surface board of all screw thread through-holes of closing cap, U shaped steel muscle 3 is connected on the terminal surface board.
In the embodiment, the distance between adjacent internal threaded holes on the embedded foundation plate can be selected according to the specification and the size of the support, the number of the holes formed by the smaller threaded holes is larger, but more fastening bolts can be arranged on one side of the support, and the stress is better; the number of the holes of the large internal thread holes is small, so that fewer fastening bolts can be arranged on one side of the support, but the number of the fastening bolts is reduced; the minimum number of bolts can be calculated according to one side by combining the specification of the support, namely the size of the bottom (top) plate of the equal-branch support (the number of vertical and transverse fastening bolts) is used as the distance between the internal thread holes; the number of internal thread hole matrix circles should satisfy the installation error demand, and if it is great to set for the installation error, then the matrix quantity is more, and pre-buried foundatin plate is big more, and the quantity in general internal thread hole is 16 ~ 999.
The distance between two adjacent vertical U-shaped grooves on the locking adjusting plate is designed by combining the structural width of the transverse waist-shaped hole, and the number of the vertical U-shaped grooves 201 is generally 2-99.
The distance between two adjacent transverse waist-shaped holes on the locking adjusting plate is determined according to the number of bolts required to bear force on the base (top) plate of the support, and the number of the general transverse waist-shaped holes 202 is 2-99.
Note: the above embodiment is suitable for the installation of the square precast beam support.
Claims (2)
1. The utility model provides a quick installation device of support which characterized in that: the steel bar reinforced concrete structure is characterized by comprising an embedded base plate (1) and locking adjusting plates (2), wherein the back surface of the embedded base is connected with U-shaped steel bars (3), and the locking adjusting plates are movably arranged on the periphery of an installation surface of the embedded base plate through bolts; the mounting surface of the embedded foundation plate is provided with internal thread holes (101) which are arranged in a rectangular array, and the distance L between every two adjacent internal thread holes0Equal;
the locking adjusting plates (2) are of the same structure and are all rectangular steel blocks, the upper end parts of the inner side surfaces of the rectangular steel blocks are provided with L-shaped end heads (203), and the height H from the bottom surfaces of the rectangular steel blocks to the L-shaped end heads corresponds to the thickness H of a base plate or a top plate of a support to be installed in a matched mode; the locking adjusting plate is provided with U-shaped open slots (201) penetrating through the top surface and the bottom surface of the locking adjusting plate, the openings of the U-shaped open slots face the inner side, the side surface of the locking adjusting plate is provided with transverse waist-shaped holes (202) penetrating through the two sides of the locking adjusting plate, the transverse waist-shaped holes are formed between every two adjacent U-shaped open slots, the length direction of each U-shaped open slot is perpendicular to the length direction of the locking adjusting plate, and the center line of each transverse waist-shaped hole is parallel to the length direction of each U-; the groove length of the U-shaped open groove is not less than the distance L between two adjacent internal thread holes on the embedded foundation plate0The distance L1 between two adjacent U-shaped open slots is the distance L between two adjacent internal thread holes0Integral multiples of (a).
2. A mount quick mount device as claimed in claim 1, wherein:
the internal thread hole on the pre-buried foundatin plate installation face or be the screw thread blind hole, or be the screw thread through-hole, when the internal thread hole was the screw thread through-hole, pre-buried foundatin plate back connection had the terminal surface board of closing cap screw thread through-hole, U type reinforcing bar (3) are connected on the terminal surface board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005076.4U CN211645967U (en) | 2020-01-02 | 2020-01-02 | Quick installation device of support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005076.4U CN211645967U (en) | 2020-01-02 | 2020-01-02 | Quick installation device of support |
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| Publication Number | Publication Date |
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| CN211645967U true CN211645967U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020005076.4U Active CN211645967U (en) | 2020-01-02 | 2020-01-02 | Quick installation device of support |
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| CN (1) | CN211645967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944169A (en) * | 2021-04-06 | 2021-06-11 | 上海二十冶建设有限公司 | Multi-direction adjusting support of vertical slideway and use method |
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2020
- 2020-01-02 CN CN202020005076.4U patent/CN211645967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944169A (en) * | 2021-04-06 | 2021-06-11 | 上海二十冶建设有限公司 | Multi-direction adjusting support of vertical slideway and use method |
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