CN218508477U - Accurate positioner of buried bolt in advance - Google Patents
Accurate positioner of buried bolt in advance Download PDFInfo
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- CN218508477U CN218508477U CN202120738499.1U CN202120738499U CN218508477U CN 218508477 U CN218508477 U CN 218508477U CN 202120738499 U CN202120738499 U CN 202120738499U CN 218508477 U CN218508477 U CN 218508477U
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Abstract
The utility model provides an accurate positioning device for a pre-buried bolt, belonging to the technical field of equipment installation; specifically, a thread is arranged at one end of an embedded bolt embedded in a civil foundation, a positioning block is fixedly sleeved at the thread, and a nut is connected to the thread below the positioning block; the embedded bolt penetrates through the first positioning plate and the second positioning plate, and the first positioning plate is fixedly connected with the positioning block; a sleeve is sleeved outside the embedded bolt, one end of the sleeve is abutted against the first positioning plate, and the other end of the sleeve penetrates through the second positioning plate and is fixedly connected with the second positioning plate; the utility model provides high buried bolt's installation accuracy guarantees the installation of basic concrete pouring back main equipment.
Description
Technical Field
The utility model belongs to the technical field of equipment fixing, relate to the bolt installation, specifically be an accurate positioner of buried bolt in advance.
Background
With the development of the industry in China, the requirements of a plurality of large towers and power equipment in a chemical device on basic equipment are higher and higher, particularly the foundation bolts of the equipment are installed, the traditional foundation bolt hole reservation method cannot meet the requirement of equipment operation, and therefore the traditional foundation bolt hole reservation method is changed into a method for directly embedding the foundation bolts in construction.
The construction method for directly embedding the foundation bolts needs to fix the foundation bolts before pouring concrete on the equipment foundation, so that the positions and the elevations of the foundation bolts meet the requirements of a drawing and then pouring the foundation concrete. The anchor bolts are usually fixed by using a spacer or fixing the anchor bolts to the foundation reinforcing bars. However, the existing methods have the problems that the installation position is inaccurate, and the equipment installation is influenced due to small errors between the embedded bolts and the equipment bolt holes during the equipment installation due to concrete vibration or other reasons during the foundation pouring.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides an accurate positioner of buried bolt in advance. The method improves the installation accuracy of the embedded bolts and ensures that the installation of the equipment is not influenced after the foundation concrete is poured.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
An accurate positioning device for an embedded bolt comprises an embedded bolt, a positioning block, a first positioning plate, a second positioning plate and a sleeve, wherein a thread is arranged at one end of the embedded bolt embedded into a civil foundation, the positioning block is fixedly sleeved at the thread, and a nut is connected to the thread below the positioning block; the embedded bolt penetrates through the first positioning plate and the second positioning plate, and the first positioning plate is fixedly connected with the positioning block; the sleeve is sleeved outside the embedded bolt, one end of the sleeve is abutted to the first positioning plate, and the other end of the sleeve penetrates through the second positioning plate and is fixedly connected with the second positioning plate.
Furthermore, the first positioning plate and the second positioning plate are both provided with drill holes, the diameter of the drill hole of the first positioning plate is matched with the diameter of the embedded bolt, and the diameter of the drill hole of the second positioning plate is 2-3mm larger than the diameter of the embedded bolt.
Furthermore, holes for binding steel bars are further formed in the first positioning plate and the second positioning plate.
Further, the thickness of the first positioning plate and the second positioning plate is more than 40mm.
Further, the sleeve is welded with the second positioning plate.
Furthermore, the positioning block is welded with the embedded bolt, and the first positioning plate is welded with the positioning block.
The utility model discloses produced beneficial effect does for prior art.
The embedded bolts after construction can be individually finely adjusted, and a plurality of embedded bolts form a whole and are not influenced by concrete pouring; the requirement of accurate construction of the embedded bolt is met. The installation accuracy of the embedded bolts is improved, and the installation of large-scale equipment after the foundation concrete is poured is guaranteed.
Drawings
In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer and more obvious, the following drawings are combined for description:
fig. 1 is the utility model discloses an accurate positioner of buried bolt's structure schematic diagram.
Fig. 2 is a schematic structural view of the first positioning plate or the second positioning plate.
Wherein, 1 is pre-buried bolt, 2 is the locating piece, 3 is first locating plate, 4 is the second locating plate, 5 is the sleeve, 6 is the nut, 7 is the drilling, 8 is the hole.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1, the accurate positioning device for the embedded bolt is composed of an embedded bolt 1, a positioning block 2, a first positioning plate 3, a second positioning plate 4 and a sleeve 5, wherein a thread is arranged at one end of the embedded bolt 1 embedded into a civil engineering foundation, the positioning block 2 is sleeved at the thread and welded with the embedded bolt 1, and a nut 6 is connected to the thread below the positioning block 2; the embedded bolt 1 penetrates through the first positioning plate 3 and the second positioning plate 4, and the first positioning plate 3 is welded with the positioning block 2; the outside cover of embedded bolt 1 has sleeve 5, and 5 one end of sleeve offsets with first locating plate 3, and the other end passes second locating plate 4 and welds with second locating plate 4.
As shown in fig. 2, the first positioning plate 3 and the second positioning plate 4 are both provided with a drill hole 7, the diameter of the drill hole of the first positioning plate 3 is adapted to the diameter of the embedded bolt 1, and the diameter of the drill hole of the second positioning plate 4 is 2-3mm larger than the diameter of the embedded bolt 1. The first positioning plate 3 and the second positioning plate 4 are also provided with holes 8 for binding steel bars. The thickness of the first positioning plate 3 and the second positioning plate 4 is more than 40mm.
The specific using process is as follows:
1. after receiving the civil engineering foundation construction drawing, carefully checking the civil engineering foundation construction drawing with an equipment foundation drawing, and knowing the embedded depth size of the embedded bolt, the size of the exposed bolt and the allowable deviation of the equipment bolt hole.
2. The embedded bolt 1 is embedded into the end of the civil foundation to process a thread with the length of about 150mm and a positioning block 2 matched with the thread, and the size of the positioning block 2 is about 250mm multiplied by 250mm.
3. The position of the embedded bolt of the civil engineering foundation of the equipment is 1:1 to the first locating plate 3 with the thickness of more than 40mm (the first locating plate can be divided into a plurality of blocks when the foundation is larger), and the locating plate is made of steel plates.
4. According to the pre-buried bolt location, utilize modernized digit control machine tool: the first positioning plate 3 is drilled according to the diameter of the embedded bolt 1. The second positioning plate 4 is drilled according to the diameter of the embedded bolt 1 plus 2-3mm (the allowable deviation of the bolt hole of the equipment can be properly adjusted).
5. In order to not influence the binding of the civil engineering reinforcing steel bars, the rest parts of the positioning plate can be processed into holes/8 according to the size of the positioning plate on the premise of not influencing the strength of the steel plate.
6. And welding the positioning block 2 and the first positioning plate 3 at the bolt hole.
7. During the civil engineering foundation construction, according to the elevation, place first locating plate 3 earlier, after the levelness satisfied the designing requirement, installation buried bolt 1 in advance (the locating piece lower part is screwed up with two screw caps), the supporting sleeve 5 in 4 apertures of installation and second locating plate simultaneously, the height and the civil engineering foundation secondary grout face of sleeve 5 are flat mutually.
8. According to basic elevation, the second positioning plate 4 is installed, the sleeve 5 and the second positioning plate 4 are welded (the bolt is positioned in the center of the sleeve is ensured), and the upper positioning plate and the lower positioning plate are fixed after the perpendicularity of the sleeve 5 and the second positioning plate 4 is ensured.
9. The two positioning plates are fixed respectively to ensure accurate mutual position.
10. And after the equipment is installed, filling dry sand between the sleeve and the screw.
The utility model discloses with two upper and lower locating plates and bolt sleeve fixing bolt's method, ensure buried bolt's accurate location, guarantee that buried bolt's installation accuracy does not influence the installation of equipment behind the pouring of foundation concrete.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
Claims (6)
1. The accurate positioning device for the embedded bolt is characterized by comprising an embedded bolt (1), a positioning block (2), a first positioning plate (3), a second positioning plate (4) and a sleeve (5), wherein a thread is arranged at one end, embedded into a civil engineering foundation, of the embedded bolt (1), the positioning block (2) is fixedly sleeved at the thread, and a nut (6) is connected to the thread below the positioning block (2); the embedded bolt (1) penetrates through the first positioning plate (3) and the second positioning plate (4), and the first positioning plate (3) is fixedly connected with the positioning block (2); the sleeve (5) is sleeved outside the embedded bolt (1), one end of the sleeve (5) is abutted to the first positioning plate (3), and the other end of the sleeve (5) penetrates through the second positioning plate (4) and is fixedly connected with the second positioning plate (4).
2. The accurate positioning device for the embedded bolts according to claim 1, wherein the first positioning plate (3) and the second positioning plate (4) are both provided with a drilling hole (7), the diameter of the drilling hole of the first positioning plate (3) is adapted to the diameter of the embedded bolt (1), and the diameter of the drilling hole of the second positioning plate (4) is 2-3mm larger than the diameter of the embedded bolt (1).
3. The accurate positioning device for the embedded bolts according to claim 2, wherein holes (8) for binding steel bars are further formed in the first positioning plate (3) and the second positioning plate (4).
4. The accurate positioning device for the embedded bolts as claimed in claim 1, wherein the thickness of the first positioning plate (3) and the second positioning plate (4) is more than 40mm.
5. The accurate positioning device for the embedded bolt according to claim 1, wherein the sleeve (5) is welded with the second positioning plate (4).
6. The accurate positioning device for the embedded bolt according to claim 1, wherein the positioning block (2) is welded with the embedded bolt (1), and the first positioning plate (3) is welded with the positioning block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120738499.1U CN218508477U (en) | 2021-04-13 | 2021-04-13 | Accurate positioner of buried bolt in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120738499.1U CN218508477U (en) | 2021-04-13 | 2021-04-13 | Accurate positioner of buried bolt in advance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218508477U true CN218508477U (en) | 2023-02-21 |
Family
ID=85204700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120738499.1U Active CN218508477U (en) | 2021-04-13 | 2021-04-13 | Accurate positioner of buried bolt in advance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218508477U (en) |
-
2021
- 2021-04-13 CN CN202120738499.1U patent/CN218508477U/en active Active
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