CN216075217U - Accurate pre-buried device of complicated basic column base bolt of steel construction - Google Patents
Accurate pre-buried device of complicated basic column base bolt of steel construction Download PDFInfo
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- CN216075217U CN216075217U CN202122722486.8U CN202122722486U CN216075217U CN 216075217 U CN216075217 U CN 216075217U CN 202122722486 U CN202122722486 U CN 202122722486U CN 216075217 U CN216075217 U CN 216075217U
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Abstract
The utility model discloses a device for accurately embedding column base bolts of a steel structure complex foundation, which comprises an independent foundation cushion layer, a plurality of column base bolts and reinforcing steel bars, wherein the independent foundation cushion layer is provided with the plurality of column base bolts which are arranged in a rectangular array or an annular array; the utility model relates to the technical field of steel structure construction, in particular to a device for accurately pre-embedding column base bolts of a steel structure complex foundation.
Description
Technical Field
The utility model relates to the technical field of steel structure construction, in particular to a device for accurately embedding a column base bolt of a steel structure complex foundation.
Background
In recent years, with the development of socio-economic, a large number of industrial, commercial and social public buildings adopt steel structures to meet the functional requirements of large span and large space. The steel structure house has the advantages of short construction period, economy, durability, large space span, flexible structural arrangement and the like, and is favored by construction units. The inspection in the actual construction process of the steel structure is difficult to see, and the pre-embedding construction of the steel structure column base bolt is the foundation and the key of the steel structure installation construction quality.
The common pedestal bolt positioning and embedding in construction is to fix the pedestal bolt by adopting a prefabricated mould, and before the concrete pouring is finished and the initial setting is finished, fine adjustment and secondary checking are carried out.
In some projects, the independent foundation is deeply embedded, the form of the independent foundation and the foundation short column is adopted, the foundation is relatively complex (concrete of the independent foundation and the foundation short column needs to be poured for 2 times), the length of a column base bolt is long, the longest column base bolt is 1070mm, and for the column base bolt with the length of 830mm or more, positioning and embedding are completed when concrete of the independent foundation is poured. Because the plane size of the independent foundation is relatively large (about 3 meters long and about 2 meters wide), the foundation is embedded deeply (the base elevation is-2 meters), and how to fix the foundation firmly is a problem if a die is used for positioning and embedding the pedestal bolt.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a device for accurately embedding a steel structure complicated foundation column base bolt, and solves the existing background technical problem.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a device for accurately embedding column base bolts of a steel-structure complex foundation comprises an independent foundation cushion layer, a plurality of column base bolts and reinforcing steel bars, wherein the independent foundation cushion layer is provided with the plurality of column base bolts which are arranged in a rectangular array or an annular array, and a reinforcing steel bar frame is connected to the outer sides of the plurality of column base bolts;
the bottom ends of the column base bolts are welded with connecting bases which are suitable for fixing the column base bolts;
two pairs of supporting steel bars are arranged between the independent foundation cushion layer and the connecting base and are suitable for fixing the height between the connecting base and the independent foundation cushion layer;
a plurality of bearing diagonal of welding in the outside of a plurality of column base bolt, it is a plurality of drilling has been seted up to the bottom of bearing diagonal, and is a plurality of be equipped with a plurality of expansion bolts in the drilling and connect on independent basic bed course.
Preferably, an independent concrete foundation is poured on the independent foundation cushion layer, and the top surface of the independent concrete foundation covers the height of the bottom edge of the reinforcing steel bar.
Preferably, a short column formwork is poured on the independent concrete foundation, and the top ends of the plurality of column base bolts penetrate through the reserved part of the short column formwork.
Preferably, a pair of parallel prefabricated templates is sleeved outside the column base bolts, and the prefabricated templates are detached before the base is welded and connected.
Preferably, a plurality of through holes matched with the corner stud bolts are formed in the pair of prefabricated templates respectively.
Preferably, a steel column shear groove is formed in the center of the short column formwork.
Advantageous effects
The utility model provides a device for accurately embedding a column base bolt of a steel structure complex foundation. The method has the following beneficial effects: this accurate pre-buried device of complicated foundation column base bolt of steel construction, adopt the reinforcing bar clout to carry out welded fastening can guarantee that every column base bolt location is accurate, welding reinforcement clout in the direction of height, can guarantee that column base bolt buries the high location accuracy, the four corners carries out the bearing diagonal welding and can guarantee that concrete placement process does not produce the disturbance to the column base bolt, the location is accurate, improve reinforcing bar utilization ratio worker method easy operation, operating personnel grasps easily, therefore, the clothes hanger is strong in practicability, can be applicable to the pre-buried installation of various column base bolts, one shot fix a position shaping, need not secondary control, when carrying out column base bolt welding, can excavate with basic earthwork, processes such as bed course is pour go on simultaneously, can raise the efficiency greatly, the reduction of erection time.
Drawings
Fig. 1 is a schematic front sectional structural view of the device for accurately embedding the steel-structured complex foundation column base bolt.
Fig. 2 is a schematic view of a partial front view structure of the device for accurately embedding the steel structure complex foundation column base bolt.
Fig. 3 is a schematic top view of the device for accurately embedding the steel structure complex foundation column base bolt.
Fig. 4 is a schematic partial side view of the device for accurately embedding the steel-structured complex foundation column base bolt.
Fig. 5 is a schematic view of a welding connection base process structure of the device for accurately embedding the steel structure complex foundation column base bolt.
Fig. 6 is an assembly flow chart of the device for accurately embedding the steel structure complex foundation column base bolt.
In the figure: 1. an independent foundation pad layer; 2. a pedestal bolt; 3. reinforcing steel bars; 4. connecting a base; 5. supporting the reinforcing steel bars; 6. obliquely supporting; 7. an expansion bolt; 8. an independent concrete foundation; 9. supporting a short column with a mold; 10. prefabricating a template; 11. and a steel column shear groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.
Example (b): according to the attached drawings 1-5 of the specification, the device for accurately embedding the column base bolts of the complicated steel structure foundation comprises an independent foundation cushion layer 1, a plurality of column base bolts 2 and reinforcing steel bars 3, wherein the independent foundation cushion layer 1 is provided with the plurality of column base bolts 2, the plurality of column base bolts 2 are arranged in a rectangular array or an annular array, the reinforcing steel bars 3 are connected to the outer sides of the plurality of column base bolts 2 in a frame mode, in the specific implementation process, the independent foundation cushion layer 1 is a bottom support of a poured concrete foundation, the arrangement mode of the plurality of column base bolts 2 is a rectangular structure foundation or a circular structure foundation according to requirements, and the reinforcing steel bars 3 are used for reinforcing the connection stability of the column base bolts 2;
the connecting base 4 is welded at the bottom end of the plurality of column base bolts 2 and is suitable for fixing the plurality of column base bolts 2, the plurality of column base bolts 2 are integrally connected, and the connecting base 4 is processed by steel bar waste materials, so that materials are saved;
two pairs of supporting steel bars 5 are arranged between the independent foundation cushion layer 1 and the connecting base 4 and are suitable for fixing the height between the connecting base 4 and the independent foundation cushion layer 1;
the outside welding of a plurality of column base bolts 2 has a plurality of bearing diagonal 6, and a plurality of drilling have been seted up to the bottom of a plurality of bearing diagonal 6, are equipped with a plurality of expansion bolts 7 in a plurality of drilling and connect on independent foundation bed course 1, when utilizing a plurality of column base bolts 2 of the fixed effect of a plurality of expansion bolts 7, support a plurality of column base bolts 2 through a plurality of bearing diagonal 6.
Preferably, an independent concrete foundation 8 is poured on the independent foundation pad layer 1, and the top surface of the independent concrete foundation 8 covers the height of the bottom edge of the reinforcing steel bar 3.
Preferably, the independent concrete foundation 8 is poured with a short column supporting mold 9, and the top ends of the plurality of column base bolts 2 penetrate through the short column supporting mold 9 for a preset height.
Preferably, a pair of parallel prefabricated formworks 10 is sleeved outside the plurality of stud bolts 2 and used for fixing the plurality of stud bolts 2, welding and operation are convenient, and the prefabricated formworks 10 are detached before the base 4 is welded and connected.
Preferably, a plurality of through holes matched with the corner studs are formed in each of the pair of prefabricated forms 10, and the prefabricated forms 10 are perforated according to the arrangement of the stud bolts 2.
Preferably, the short column formwork 9 is provided with a steel column shear groove 11 at the center.
According to the description of the attached figure 6, the construction is carried out according to the following construction steps:
firstly, positioning and tapping the column base bolt 2 by utilizing the on-site prefabricated template 10 according to the design requirements of a construction drawing, and then penetrating the column base bolt 2 into a template positioning hole.
And step two, removing the two prefabricated templates 10, reinforcing and welding the integrally welded column base bolt 2 again, and welding four support steel bars 5 at four corners of the integrally welded column base bolt 2 to control the embedded height of the column base bolt 2.
And step three, positioning and paying off the independent foundation cushion layer 1 of the steel column according to a design drawing, binding independent foundation reinforcing steel bars, positioning the integrally welded column base bolt 2, and then placing the integrally welded column base bolt 2 on a positioning line.
And step four, drilling and fixing 8M 12 expansion bolts 7 on the outer sides of four corners of the placed pedestal bolt 2 by using a percussion drill, correcting the plane position and the height position of the pedestal bolt 2 again, and welding the pedestal bolt 2 and the fixed expansion bolts 7 by using a steel bar prediction after the positioning correction is finished to form a stable inclined support 6.
And step five, binding short column reinforcing steel bars according to design drawings and specification requirements after the fixing of the column base bolt 2 by the to-be-welded inclined support 6 is completed.
Sixthly, supporting and reinforcing the independent foundation template according to the design drawing and the standard requirement; and (4) pouring the independent foundation concrete according to the design drawing and the standard requirement.
Seventhly, after the strength of the independent foundation concrete meets the requirement, supporting and reinforcing the short column template; and pouring short column concrete and reserving a steel column shear groove 11.
To sum up, this accurate pre-buried device of complicated basis column base bolt of steel construction adopts the reinforcing bar clout to carry out welded fastening can guarantee that every column base bolt 2 location is accurate, the welding reinforcing bar clout in the direction of height, can guarantee that column base bolt 2 buries the high location accuracy, the concrete placement process can be guaranteed not to produce the disturbance to column base bolt 2 to the diagonal brace 6 welding in four corners, the location is accurate, improve reinforcing bar utilization ratio worker method easy operation, operating personnel easily masters, therefore, the clothes hanger is strong in practicability, can be applicable to the pre-buried installation of various column base bolts 2, once fix a position shaping, need not secondary adjustment, when carrying out column base bolt welding, can carry out simultaneously with basic earthwork excavation, processes such as bed course pouring, can improve efficiency greatly, shorten the time limit for a project.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The device for accurately pre-embedding the column base bolts of the steel-structured complex foundation comprises an independent foundation cushion layer (1), a plurality of column base bolts (2) and reinforcing steel bars (3), and is characterized in that the independent foundation cushion layer (1) is provided with the plurality of column base bolts (2), the plurality of column base bolts (2) are arranged in a rectangular array or an annular array, and the reinforcing steel bars (3) are connected to the outer sides of the plurality of column base bolts (2);
the bottom ends of the plurality of column base bolts (2) are welded with connecting bases (4) suitable for fixing the plurality of column base bolts (2);
two pairs of supporting steel bars (5) are arranged between the independent foundation pad layer (1) and the connecting base (4) and are suitable for fixing the height between the connecting base (4) and the independent foundation pad layer (1);
a plurality of bearing diagonal (6) have been welded in the outside of column base bolt (2), and is a plurality of drilling has been seted up to the bottom of bearing diagonal (6), and is a plurality of be equipped with a plurality of expansion bolts (7) in the drilling and connect on independent foundation bed course (1).
2. The device for accurately embedding the column base bolt of the steel-structured complex foundation according to claim 1, wherein the independent concrete foundation (8) is poured on the independent foundation bed course (1), and the top surface of the independent concrete foundation (8) covers the height of the bottom edge of the reinforcing steel bar (3).
3. The device for accurately embedding the column base bolts of the steel structure complex foundation according to claim 2, wherein short column supporting forms (9) are poured on the independent concrete foundation (8), and the top ends of the column base bolts (2) penetrate through the short column supporting forms (9) for a reserved part of height.
4. The device for accurately embedding the column base bolts of the steel-structure complex foundation according to claim 1, wherein a pair of parallel prefabricated templates (10) are sleeved outside a plurality of column base bolts (2), and the prefabricated templates (10) are detached before the base (4) is welded.
5. The device for accurately embedding the column base bolts of the steel-structure complex foundation as claimed in claim 4, wherein a plurality of through holes matched with the angle column bolts are respectively formed in the pair of prefabricated templates (10).
6. The device for accurately embedding the column base bolt of the steel structure complex foundation according to claim 3, wherein a steel column shear groove (11) is formed in the center of the short column formwork (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122722486.8U CN216075217U (en) | 2021-11-09 | 2021-11-09 | Accurate pre-buried device of complicated basic column base bolt of steel construction |
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| CN202122722486.8U CN216075217U (en) | 2021-11-09 | 2021-11-09 | Accurate pre-buried device of complicated basic column base bolt of steel construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125981A (en) * | 2022-07-26 | 2022-09-30 | 高松 | Assembly type foundation device and using method thereof |
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2021
- 2021-11-09 CN CN202122722486.8U patent/CN216075217U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125981A (en) * | 2022-07-26 | 2022-09-30 | 高松 | Assembly type foundation device and using method thereof |
| CN115125981B (en) * | 2022-07-26 | 2024-03-22 | 高松 | Assembled foundation device and application method thereof |
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