CN215254749U - Mounting structure of pre-buried steel sheet - Google Patents
Mounting structure of pre-buried steel sheet Download PDFInfo
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- CN215254749U CN215254749U CN202121764400.1U CN202121764400U CN215254749U CN 215254749 U CN215254749 U CN 215254749U CN 202121764400 U CN202121764400 U CN 202121764400U CN 215254749 U CN215254749 U CN 215254749U
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Abstract
The utility model discloses an installation structure of a pre-buried steel plate, which comprises a pre-buried steel plate body, two bearing crossbeams are arranged below the pre-buried steel plate body, a fixed crossbeam perpendicular to the upper surface of each bearing crossbeam is arranged on the upper surface of each bearing crossbeam, two vertical screws are welded on the fixed crossbeams, positioning holes for the vertical screws to be inserted are arranged at four corners of the pre-buried steel plate body, the diameter of each positioning hole is larger than that of each vertical screw, vertical nuts positioned below the pre-buried steel plate body are arranged on the vertical screws, and the elevation of the steel plate body is adjusted by adjusting the height of the vertical nuts; two upright columns are arranged on two sides of each group of fixed cross beam, a horizontal nut is welded on each upright column, and the horizontal screw rods penetrating through the horizontal nuts are abutted to the side face of the embedded steel plate body, so that the whole horizontal direction moving distance of the embedded steel plate body is adjusted.
Description
Technical Field
The utility model relates to a technical field of construction, concretely relates to mounting structure of pre-buried steel sheet.
Background
The common construction method for embedding the steel plate in the construction of the building engineering comprises the steps of firstly welding the embedded part fixing frame, then positioning and installing the fixed embedded part, and finally pouring concrete for molding. The embedded steel plate embedded part is constructed by adopting the method, so that unsmooth blanking can occur in the concrete pouring process, and the construction efficiency is reduced; in the construction process, the vibration is insufficient, and the large-area hollowing of the embedded steel plate can be caused by the bleeding and shrinkage of the concrete; the deformation of the embedded steel plate can be caused when the dust hole is opened and repair welding is carried out, and the readjustment needs time and labor; the deviation adjustment of the embedded steel plate is difficult in the pouring process, a large amount of manpower and material resources are consumed for correction or rework, and the quality is not easy to guarantee.
In order to solve the technical problems, a chinese patent document (publication number CN 104234385A) discloses a post-installation construction method of large steel plate embedded parts of a terrace, which comprises the following steps: 1) manufacturing and installing the steel bars, and welding the independent fixing bracket; 2) manufacturing an embedded part steel plate; 3) pouring terrace concrete; 4) installing an embedded part steel plate; 5) and (4) filling high-strength non-shrinkage grouting material into the grouting funnel.
Although the scheme is that the adjusting bolts and the adjusting nuts are installed at the independent fixing supports and the positions corresponding to the positioning holes formed in the four corners of the embedded part steel plate, the verticality elevation adjustment is realized through the adjusting bolts and the adjusting nuts, the plane position where the embedded steel plate is installed and the levelness of the whole steel plate plane are not controlled. Therefore, when certain requirements on the plane position of the embedded steel plate and the plane levelness of the steel plate are high, the requirements can not be met obviously only by the scheme. And the vibration of the vibrating rod can cause deviation in the concrete pouring process, and the subsequent adjustment of the plane position of the embedded steel plate is inconvenient in the scheme.
SUMMERY OF THE UTILITY MODEL
Not enough to the above that prior art exists, the utility model aims to provide a mounting structure of pre-buried steel sheet convenient to accurate plane location just can adjust the horizontal plane levelness of pre-buried steel sheet.
Solve the technical problem, the utility model discloses a following technical scheme:
the mounting structure of the embedded steel plate comprises an embedded steel plate body, wherein two bearing cross beams are arranged below the embedded steel plate body, a fixed cross beam perpendicular to the fixed cross beam is arranged on the upper surface of each bearing cross beam, two vertical screw rods are welded on the fixed cross beams, positioning holes for the vertical screw rods to insert are formed in four corners of the embedded steel plate body, the diameter of each positioning hole is larger than that of each vertical screw rod, vertical nuts located below the embedded steel plate body are arranged on the vertical screw rods, and the elevation of the steel plate body is adjusted by adjusting the height of each vertical nut; two upright posts are respectively arranged on two sides of the fixed cross beam, a horizontal nut is welded on each upright post, and the horizontal screw rods penetrating through the horizontal nuts are abutted to the side face of the embedded steel plate body, so that the horizontal direction moving distance of the embedded steel plate body is adjusted.
When the mounting structure is used, the positioning holes of the embedded steel plate body are aligned to the four vertical screw rods on the fixed cross beam in a crane mode, and the height-scale fine adjustment is carried out through the vertical nuts, so that the height difference of the four corners of the embedded steel plate body is controlled within a certain range; then, pass horizontal nut through horizontal screw and offset with pre-buried steel sheet body, because pre-buried steel sheet body's locating hole diameter is greater than vertical screw, therefore, when adjusting the distance that whole pre-buried steel sheet body horizontal direction removed through horizontal screw, make pre-buried steel sheet body can not be fixed a position by vertical screw, can finely tune in the horizontal direction, carry out the elevation fine tuning to pre-buried steel sheet body again, reduce four angle standard height difference's of pre-buried steel sheet body scope, make whole pre-buried steel sheet body four limits levelness all satisfy the designing requirement, in order to guarantee the roughness of pre-buried steel sheet body when the construction.
Further, a frame-type level meter is placed on the embedded steel plate body and used for detecting levelness of four edges of the embedded steel plate body.
Design like this, carry out the levelness detection of pre-buried steel sheet body four sides through frame spirit level, select the big continuation adjustment of levelness, continue to detect, it is so repeated, all satisfy the designing requirement until whole pre-buried steel sheet body four sides levelness to pre-buried steel sheet body planar levelness when having guaranteed the construction.
Furthermore, two sides of the bottom of the bearing cross beam are respectively provided with two groups of inclined struts, the top of each group of inclined struts is abutted against the stand column, and the bottom of each group of inclined struts is fixed on the ground through embedded short steel bars.
The design is like this, and the mode of adopting pre-buried short steel bar will support the bracing, realizes fixed bearing crossbeam through the cooperation of bracing and stand again to subsequent installation is convenient for.
Furthermore, a plurality of grouting holes are formed in the embedded steel plate body. Grouting materials are fully injected at the grouting holes, and the grouting materials automatically flow and are used for filling and compensating concrete bleeding shrinkage gaps, so that large-area hollowing of embedded parts is avoided.
Further, the bottom of the upright post is fixed on the ground through embedded short steel bars. The design guarantees the stability of stand.
Compared with the prior art, the utility model has the advantages of as follows:
(1) the concrete is convenient to pour and compact to vibrate, so that the construction efficiency can be improved; (2) the embedded steel plate is installed, and then deviation is found, and a horizontal screw or a vertical nut can be adopted for fine leveling in time, so that the accurate positioning and elevation of the plane position of the embedded steel plate are ensured; (3) the pre-buried steel plate does not need to be provided with and repair-welded with ash discharge vibration holes, so that the welding thermal deformation of the steel plate is avoided; (4) the integral installation of the embedded steel plate improves the bearing capacity, ensures the quality and saves the cost; (5) the levelness adjustment of the embedded steel plate is increased, and the requirement on the levelness of the top surface of the embedded steel plate in construction can be met.
Drawings
Fig. 1 is a top view of the installation structure of the pre-buried steel plate of the present invention.
Fig. 2 is a cross-sectional view a-a of fig. 1.
Fig. 3 is a cross-sectional view of B-B in fig. 1.
In the figure: the steel plate grouting device comprises a bearing cross beam 1, an inclined strut 2, a fixed cross beam 3, an embedded steel plate body 4, a stand column 5, a horizontal nut 6, a vertical screw 7, an embedded short steel bar 8 and a grouting hole 9.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
In this embodiment: referring to fig. 1-3, an installation structure of an embedded steel plate comprises an embedded steel plate body 4, two bearing cross beams 1 are arranged below the embedded steel plate body 4, a fixed cross beam 3 perpendicular to the fixed cross beam is arranged on the upper surface of each bearing cross beam 1, two vertical screws 7 are welded on the fixed cross beams 3, positioning holes for the vertical screws 7 to be inserted are formed in four corners of the embedded steel plate body 4, the diameter of each positioning hole is larger than that of each vertical screw 7 by 1cm, vertical nuts located below the embedded steel plate body 4 are arranged on the vertical screws 7, and the elevation of the steel plate body is adjusted by adjusting the height of the vertical nuts; two upright columns 5 are respectively arranged on two sides of the fixed cross beam 3, a horizontal nut 6 is welded on each upright column 5, and the horizontal screw rod penetrating through the horizontal nut 6 is abutted to the side face of the embedded steel plate body 4, so that the whole horizontal direction moving distance of the embedded steel plate body 4 is adjusted.
This scheme mounting structure is when using, earlier four vertical screw 7 on the accurate fixed cross beam 3 of locating hole through the mode of crane with pre-buried steel sheet body 4, measure through adjusting four vertical nuts and cooperation elevation, carry out the high mark fine setting, make the difference in elevation control at four angles of pre-buried steel sheet body 4 in the certain limit, then, pass horizontal nut 6 through horizontal screw and offset with pre-buried steel sheet body 4, because the locating hole diameter of pre-buried steel sheet body 4 is greater than vertical screw 7, therefore, when adjusting the distance that whole pre-buried steel sheet body 4 horizontal direction removed through horizontal screw, make pre-buried steel sheet body 4 can not be fixed a position by vertical screw 7, can finely tune in the horizontal direction, make pre-buried steel sheet body 4 can realize the accurate location of plane position.
And then, the elevation of the embedded steel plate body 4 is finely adjusted, and the range of the elevation difference of four corners of the embedded steel plate body 4 is reduced, so that the levelness of four edges of the whole embedded steel plate body 4 can meet the design requirements, and the level of the top surface of the embedded steel plate body 4 during construction can be guaranteed.
Preferably, a frame-type level meter is placed on the embedded steel plate body and used for detecting levelness of four edges of the embedded steel plate body. Carry out the levelness detection of pre-buried steel sheet body 4 four limits through frame spirit level, select the big continuation adjustment of levelness, continue to detect, so repeatedly, all satisfy the designing requirement until 4 four limits levelness of whole pre-buried steel sheet body to the level of the top surface of pre-buried steel sheet body 4 when having guaranteed the construction.
Preferably, two groups of inclined struts 2 are respectively arranged on two sides of the bottom of the bearing cross beam 1, the top of each group of inclined struts 2 is abutted against the upright post 5, and the bottom of each group of inclined struts is fixed on the ground through embedded short steel bars 8.
Design like this, adopt pre-buried short reinforcement 8's mode will support bracing 2, realize fixed bearing crossbeam 1 again through bracing 2 and stand 5's cooperation to subsequent installation.
Preferably, the pre-buried steel plate body 4 is provided with a plurality of grouting holes 9. Grouting materials are fully filled in the grouting holes 9, and concrete bleeding shrinkage gaps are filled and compensated by the aid of self-flowing and self-sealing performance of the grouting materials, so that large-area hollowing of embedded parts is avoided.
Preferably, the bottom of the upright post 5 is fixed on the ground through embedded short steel bars 8. By the design, the stability of the upright post 5 is ensured.
The installation process of the installation structure of the scheme is as follows:
the method comprises the following steps: integral installation: positioning and fixing the upright post 5 by embedding the short steel bar 8 and the inclined strut 2; and then positioning and welding the bearing beam 1 and the fixed beam 3, and controlling the position deviation and the elevation deviation of the fixed beam 3 within 2cm during positioning.
Step two: bolt positioning: and (3) positioning and welding the vertical screw rod 7: positioning measurement and rechecking are carried out to control the positioning error of the bolt plane within 3mm (in the step, the relative size between the four vertical screws 7 and the size error of the connecting line of the central points of the holes at the four corners of the embedded steel plate body 4 are strictly controlled); and (3) welding the horizontal nut 6 in a positioning way: the central position of the horizontal nut 6 is approximately positioned in the middle of the thickness of the embedded steel plate body 4.
Step three: the embedded steel plate body 4 is in place: four positioning holes of the embedded steel plate body 4 are aligned to the four vertical screw rods 7 by a crane.
Step four: elevation adjustment: vertical nuts at the bottom of the embedded steel plate body are adjusted to be measured by matching elevation on four vertical screws 7 of the embedded steel plate body 4, and the embedded steel plate body is locked by the locking nuts at the top of the embedded steel plate body, so that the elevation difference of four corners of the embedded steel plate body 4 is controlled within a design allowable range.
Step five: plane positioning: the horizontal and longitudinal axes marked on the embedded steel plate body 4 and the control axis are rechecked and matched with a horizontal screw rod in the horizontal nut 6 for fine adjustment, so that the plane position deviation is controlled within a design allowable value.
Step six: adjusting levelness: carry out the levelness detection of pre-buried steel sheet body 4 four limits through the frame spirit level, convert into pre-buried steel sheet body 4's four sides levelness, select the big continuation adjustment of levelness, continue to detect, so repeatedly, all satisfy the designing requirement until whole pre-buried steel sheet body 4 four limits levelness.
Step seven: and (3) elevation retesting: after levelness adjustment is finished, elevation retest is carried out on four corners of the embedded steel plate body 4, if the measurement results meet the design requirements, the plane position of the embedded steel plate body 4, the allowable difference of the elevation and the levelness meet the requirements, and the next procedure of construction can be carried out; and if the measured result shows that the elevation does not meet the design requirement, repeating the fourth step and the sixth step until the plane position, the elevation and the levelness inspection result meet the requirement.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a mounting structure of pre-buried steel sheet, includes pre-buried steel sheet body (4), pre-buried steel sheet body (4) below is equipped with two bearing beam (1), and every bearing beam (1) upper surface is equipped with rather than looks vertically fixed cross beam (3), its characterized in that: two vertical screws (7) are welded on the fixed cross beam (3), positioning holes for the vertical screws (7) to insert are formed in four corners of the embedded steel plate body (4), the diameter of each positioning hole is larger than that of each vertical screw (7), vertical nuts located below the embedded steel plate body (4) are arranged on the vertical screws (7), and the elevation of the steel plate body is adjusted by adjusting the height of each vertical nut; two sides of the fixed cross beam (3) are respectively provided with two upright columns (5), each upright column (5) is welded with a horizontal nut (6), and the horizontal screw rods penetrating through the horizontal nuts (6) are abutted to the side faces of the embedded steel plate body (4) to realize adjustment of the horizontal direction moving distance of the embedded steel plate body (4).
2. The mounting structure of the embedded steel plates according to claim 1, wherein a frame-type level meter is placed on the embedded steel plate body (4) and used for detecting levelness of four sides of the embedded steel plate body (4).
3. The mounting structure of the embedded steel plates according to claim 1, wherein two groups of inclined struts (2) are respectively arranged on two sides of the bottom of the bearing cross beam (1), the top of each group of inclined struts (2) is abutted against the upright post (5), and the bottom of each group of inclined struts is fixed on the ground through embedded short steel bars (8).
4. The mounting structure of the embedded steel plate as claimed in claim 1, wherein the embedded steel plate body (4) is provided with a plurality of grouting holes (9).
5. The embedded steel plate mounting structure according to claim 3, wherein the bottom of the upright post (5) is fixed on the ground through embedded short steel bars (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121764400.1U CN215254749U (en) | 2021-07-30 | 2021-07-30 | Mounting structure of pre-buried steel sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121764400.1U CN215254749U (en) | 2021-07-30 | 2021-07-30 | Mounting structure of pre-buried steel sheet |
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| CN215254749U true CN215254749U (en) | 2021-12-21 |
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| CN202121764400.1U Active CN215254749U (en) | 2021-07-30 | 2021-07-30 | Mounting structure of pre-buried steel sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114875724A (en) * | 2022-05-10 | 2022-08-09 | 华强方特（深圳）科技有限公司 | Track pavement structure |
| CN114893003A (en) * | 2022-05-13 | 2022-08-12 | 中航天建设工程集团有限公司 | Device for accurately positioning various curtain wall embedded parts and construction method |
-
2021
- 2021-07-30 CN CN202121764400.1U patent/CN215254749U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114875724A (en) * | 2022-05-10 | 2022-08-09 | 华强方特（深圳）科技有限公司 | Track pavement structure |
| CN114893003A (en) * | 2022-05-13 | 2022-08-12 | 中航天建设工程集团有限公司 | Device for accurately positioning various curtain wall embedded parts and construction method |
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