CN210194895U - Column base connecting structure - Google Patents
Column base connecting structure Download PDFInfo
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- CN210194895U CN210194895U CN201920611439.6U CN201920611439U CN210194895U CN 210194895 U CN210194895 U CN 210194895U CN 201920611439 U CN201920611439 U CN 201920611439U CN 210194895 U CN210194895 U CN 210194895U
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- bottom plate
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- shear key
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Abstract
The utility model discloses a column base connection structure, including the column base bottom plate, locate the pillar of column base bottom plate up end and locate the shear key of terminal surface under the column base bottom plate, the shear key is arranged in the recess of cartridge on the ground to form the space that is used for pouring the screed-coat between column base bottom plate and the ground, still be equipped with the through-hole that is used for the cartridge stock on the column base bottom plate. Therefore, the utility model provides a column base connection structure because pillar, column base bottom plate and shear key just accomplish fixed connection before the construction, at the in-process of construction, can directly insert the shear key in the recess on the ground, and need not to carry out operations such as field weld, reduced the work load of site operation, improved the efficiency of construction, and connect pillar, column base bottom plate and shear key as an organic whole structure in advance, compare in field weld's mode, can improve shear strength greatly.
Description
Technical Field
The utility model relates to a construction technical field, more specifically say, relate to a column base connection structure.
Background
In the building, the requirement of earthquake resistance is considered, and a shear key is generally required to be arranged on a column base so as to increase the friction force between the column base and a concrete foundation.
The existing shear keys are not unified, some pre-embedded iron pieces are welded and fixed with the bottom of a column base, and some steel plates are welded on a column base foundation, but the methods are inconvenient to operate and need to be welded in the construction process, the construction is complex and difficult to operate, and the efficiency is low.
Therefore, how to solve the problems of complicated operation and low efficiency in the process of connecting the shear key on the column base is a problem to be solved urgently by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a column base connection structure, this column base connection structure has sufficient shear strength, and can reduce the work load of site operation, improves work efficiency.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a column base connection structure, includes the column base bottom plate, locates the pillar of column base bottom plate up end and locate the shear key of column base bottom plate lower extreme face, the shear key is used for cartridge in the recess on the ground to make column base bottom plate with form the space that is used for pouring the screed-coat between the ground, still be equipped with the through-hole that is used for cartridge stock on the column base bottom plate.
Preferably, the through holes are uniformly distributed on the column base bottom plate along the periphery of the column base bottom plate.
Preferably, the column base bottom plate is provided with 3 to 6 through holes.
Preferably, the shear key is an H-shaped steel shear key.
Preferably, the H-shaped steel shear key is welded to the column base bottom plate.
Preferably, the width of the H-shaped steel shear key is 100 mm to 200 mm.
Preferably, the length of the H-shaped steel shear key is 80-150 mm.
The utility model provides a column base connection structure, including the column base bottom plate, locate the pillar of column base bottom plate up end and locate the shear key of terminal surface under the column base bottom plate, the shear key is arranged in the recess of cartridge on the ground to form the space that is used for pouring the screed-coat between column base bottom plate and the ground, still be equipped with the through-hole that is used for the cartridge stock on the column base bottom plate.
During construction, a groove for placing the shear key can be dug on the foundation, the width of the groove is slightly larger than that of the shear key, so as to conveniently place the shear keys in the grooves, the depth of the grooves should be less than the length of the shear keys, so that after the shear keys are placed in the grooves, a certain distance is formed between the column base plate and the foundation, the distance is the thickness of the leveling layer, and specifically, the size of the distance can be controlled according to actual requirements, then the anchor rod is inserted into the through hole on the column base bottom plate and is driven into the foundation along the through hole, so as to fix the column base bottom plate and the foundation through the anchor rod, and the lower end surface of the column base bottom plate is basically kept parallel to the foundation, then concrete can be poured into the space between the column base bottom plate and the foundation to fill the space between the column base bottom plate and the foundation, the construction of a leveling layer is completed, and the installation of the column base connecting structure can be completed.
To sum up, the utility model provides a column base connection structure because pillar, column base bottom plate and shear key just accomplish fixed connection before the construction, at the in-process of construction, can directly insert the shear key in the recess on the ground, and need not to carry out operations such as field weld, reduced the work load of site operation, improved the efficiency of construction, and pillar, column base bottom plate and shear key structure as an organic whole, compare in field weld's mode, can improve shear strength greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a construction state of a concrete embodiment of a column base connection structure provided by the present invention.
Wherein, the construction method comprises the steps of 1-column base bottom plate, 2-anchor rod, 3-support column, 4-shear key, 5-leveling layer and 6-foundation.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a column base connection structure, this column base connection structure has sufficient shear strength, and can reduce the work load of site operation, improves work efficiency.
Referring to fig. 1, fig. 1 is a schematic view of a construction state of a column base connection structure according to an embodiment of the present invention.
The utility model provides a column base connection structure, including column base bottom plate 1, locate the pillar 3 of 1 up end of column base bottom plate and locate the shear key 4 of 1 lower terminal surface of column base bottom plate, shear key 4 is arranged in the recess of cartridge on foundation 6 to make and form the space that is used for pouring screed-coat 5 between column base bottom plate 1 and the foundation 6, still be equipped with the through-hole that is used for cartridge stock 2 on the column base bottom plate 1.
Wherein, column base bottom plate 1 generally is cuboid platelike structure, 1 up end of column base bottom plate is equipped with pillar 3, pillar 3 is used for being connected fixedly with the building, in order to play support fixed action, the lower terminal surface of column base bottom plate 1 is equipped with shear key 4, shear key 4 is arranged in inserting ground 6 and concrete, in order to play the effect of shearing, still be equipped with the through-hole that is used for cartridge stock 2 on the column base bottom plate 1, the through-hole generally is the round hole, the size of through-hole should with the stock 2 phase-match that needs the cartridge, stock 2 is used for fixed column base bottom plate 1, so that column base bottom plate 1 keeps fixed with ground 6, the other end of stock is used for screwing in the nut, in order to compress tightly fixed column base bottom plate 1, so that pour the concrete between ground 6 and column base bottom plate 1, the one end of stock is used for driving.
Certainly, also can set up pillar 3, column base bottom plate 1 and shear key 4 as an organic whole structure, when improving production efficiency, compare and adopt welded mode, can also make the shearing force that column base bottom plate 1 received comparatively even, can further improve shear strength.
In the construction process, a groove for placing the shear key 4 can be dug on the foundation 6, the width of the groove is slightly larger than the width of the shear key 4 so as to conveniently place the shear key 4 in the groove, the depth of the groove is smaller than the length of the shear key 4 so that after the shear key 4 is placed in the groove, a certain distance is reserved between the column base plate 1 and the foundation 6, the distance is the thickness of the leveling layer 5, specifically, the distance can be controlled according to actual requirements, then the anchor rod 2 is inserted into the through hole on the column base plate 1, the anchor rod 2 is driven into the foundation 6 along the through hole so as to fix the column base plate 1 and the foundation 6 through the anchor rod 2, the lower end surface of the column base plate 1 is basically parallel to the foundation 6, then concrete can be poured into the reserved space between the column base plate 1 and the foundation 6 so as to fill the space between the column base plate 1 and the foundation 6, and finishing the construction of the leveling layer 5, namely finishing the installation of the column base connecting structure.
To sum up, the utility model provides a column base connection structure, including column base bottom plate 1, locate the pillar 3 of 1 up end of column base bottom plate and locate shear key 4 of 1 lower terminal surface of column base bottom plate, shear key 4 is arranged in the recess of cartridge on foundation 6 to form the space that is used for pouring screed-coat 5 between column base bottom plate 1 and the foundation 6, still be equipped with the through-hole that is used for cartridge stock 2 on the column base bottom plate 1. Because the pillar 3, the column base plate 1 and the shear keys 4 are fixedly connected before construction, the shear keys 4 can be directly inserted into the grooves on the foundation 6 in the construction process without operations such as field welding and the like, the workload of field construction is reduced, and the construction efficiency is improved, and the shear strength can be greatly improved compared with a field welding mode because the pillar 3, the column base plate 1 and the shear keys 4 are of an integrated structure.
On the basis of the above-mentioned embodiments, considering the arrangement of the through holes on the column base plate 1, since the through holes are used for inserting the anchor rods 2 so as to fix the column base plate 1 before pouring the leveling layer 5, it is preferable that the through holes be uniformly distributed on the column base plate 1 along the periphery of the column base plate 1. The through holes are uniformly distributed on the column base bottom plate 1, so that the stress balance of the column base bottom plate 1 can be ensured.
On the basis of above-mentioned embodiment, consider to set up the specific quantity of through-hole on column base bottom plate 1, can be with column base bottom plate 1 reliable with ground fixed for guaranteeing stock 2, it is preferred, can set up 3 to 6 through-holes on column base bottom plate 1, set up a plurality of through-holes on column base bottom plate 1, every through-hole all can be used to cartridge stock 2, and a plurality of stock 2 still can further improve the utility model provides a column base connection structure's shear strength.
On the basis of the above embodiment, considering the specific structure of the shear key 4, the shear key 4 should have sufficient shear strength to ensure the shear effect, the shear key 4 can be an H-shaped steel shear key 4, the section modulus, the moment of inertia and the corresponding strength of the H-shaped steel are all obviously superior to those of the common i-shaped steel with the same single weight, and the shear key has superior performance in bearing bending moment, pressure load and eccentric load, can greatly improve the shear bearing capacity compared with the common i-shaped steel, and can save metal by 10% -40%. Because the inner side and the outer side of the flange are parallel and the edge end is in a right angle, the flange is convenient to assemble and combine various components, thereby saving about 25% of welding and riveting workload, greatly accelerating the construction speed of engineering and shortening the construction period.
On the basis of the above embodiment, considering the specific connection and fixation manner of the H-beam and the column base plate 1, it is preferable that the H-beam shear keys 4 are welded on the column base plate 1, and the welding has the characteristics of reliable and fast connection, and of course, the H-beam and the column base plate 1 can also be integrated.
On the basis of the above embodiment, in view of the specific setting of the width of the H-section steel, in order to ensure that the H-section steel has sufficient shear strength, it is preferable that the width of the H-section steel shear key 4 is 100 mm to 200 mm.
On the basis of the above embodiment, considering the specific arrangement of the length of the H-beam, since a part of the H-beam needs to be inserted into the foundation 6 and the H-beam inserted into the foundation 6 needs to protrude out of the ground to ensure a space for pouring the leveling layer 5 between the column shoe bottom plate 1 and the H-beam, since the thickness of the leveling layer 5 is generally about 50 mm, it is preferable that the length of the H-beam shear key 4 is 80 mm to 150 mm.
Of course, the width and the length of the H-shaped steel are set to other numerical values, and specifically, the length and the width of the H-shaped steel can be flexibly set according to the requirement on the shear strength of the H-shaped steel and the thickness of the pouring leveling layer 5.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above that the utility model provides a column base connection structure introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The column base connecting structure is characterized by comprising a column base bottom plate (1), a strut (3) arranged on the upper end surface of the column base bottom plate (1) and a shear key (4) arranged on the lower end surface of the column base bottom plate (1), wherein the shear key (4) is inserted into a groove in a foundation (6) so as to form a space for pouring a leveling layer (5) between the column base bottom plate (1) and the foundation (6), and the column base bottom plate (1) is also provided with a through hole for inserting an anchor rod (2); the shear key (4) is an H-shaped steel shear key.
2. Column shoe connection according to claim 1, characterized in that the through-holes are evenly distributed on the column shoe base plate (1) along the circumference of the column shoe base plate (1).
3. Column shoe connection according to claim 2, characterized in that 3 to 6 through holes are provided in the column shoe base plate (1).
4. Column shoe connection according to claim 1, characterized in that the H-section steel shear key (4) is welded to the column shoe bottom plate (1).
5. The column shoe connection structure according to claim 4, wherein the width of the H-shaped steel shear key (4) is 100 to 200 mm.
6. The column shoe connection structure according to claim 5, wherein the length of the H-shaped steel shear key (4) is 80 to 150 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920611439.6U CN210194895U (en) | 2019-04-29 | 2019-04-29 | Column base connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920611439.6U CN210194895U (en) | 2019-04-29 | 2019-04-29 | Column base connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210194895U true CN210194895U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920611439.6U Active CN210194895U (en) | 2019-04-29 | 2019-04-29 | Column base connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210194895U (en) |
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2019
- 2019-04-29 CN CN201920611439.6U patent/CN210194895U/en active Active
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