CN211172709U - Column base structure of square and rectangular tube steel column - Google Patents
Column base structure of square and rectangular tube steel column Download PDFInfo
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- CN211172709U CN211172709U CN201922006916.9U CN201922006916U CN211172709U CN 211172709 U CN211172709 U CN 211172709U CN 201922006916 U CN201922006916 U CN 201922006916U CN 211172709 U CN211172709 U CN 211172709U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 148
- 239000010959 steel Substances 0.000 title claims abstract description 148
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 229910000746 Structural steel Inorganic materials 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003351 stiffener Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the technique of steel construction and specifically relates to a column base structure of square tube steel column is related to, it includes a plurality of embedded steel bars and fixed connection in embedded steel bar upper end fixed steel plate, fixed steel plate up end welding has a plurality of double-screw bolt, still including two locating plates of fixed connection on fixed steel plate, two locating plate mutually perpendicular, it has a plurality of first fixing hole to open on the locating plate, first fixing hole on two locating plates staggers respectively in vertical direction, still including the connecting plate of two L shapes, the laminating of connecting plate and four sides of locating plate and steel column, the horizontal plate that the connecting plate set up including the level and the vertical board of vertical setting, it has the bar through-hole to open on the horizontal plate, one of them double-screw bolt runs through the bar through-hole, just open the position to first fixing hole on the vertical board has second fixing hole, the utility model has the comparatively stable effect of being connected between fixed.
Description
Technical Field
The utility model belongs to the technical field of the technique of steel construction and specifically relates to a column base structure of square tube steel column is related to.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, venue, superelevation layer.
The steel construction is fixed in column base structurally, and current column base structure includes a plurality of embedded steel bars and fixed connection in the fixed steel sheet in embedded steel bar upper end, and fixed steel sheet is used for supporting fixed steel column.
The square and rectangular pipes are formed by rolling strip steel through process treatment, can ensure certain strength on the premise of lighter weight compared with square steel, and are usually selected as the square and rectangular pipes. The connection mode of the existing steel column and the fixed steel plate is as follows: welding a screw on the fixed steel plate, and then fixedly connecting the fixed steel plate with the steel column through a nut; or directly welding the channel steel on the fixed steel plate.
The above prior art solutions have the following drawbacks: the above prior art solutions have the following drawbacks: when the steel column receives the power of horizontal direction, the moment of flexure that the junction of steel column lower extreme and column base structure received is great, probably leads to screw rod deformation to destroy or the solder joint drops, and then leads to being connected unstablely between fixed steel sheet and the steel column.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a column base structure of square tube steel column, its effect that has is: the connection between the fixed steel plate and the steel column is stable.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a column base structure of a square tube steel column comprises a plurality of embedded steel bars and a fixed steel plate fixedly connected to the upper ends of the embedded steel bars, wherein a plurality of studs are welded on the upper end face of the fixed steel plate;
the positioning plate is characterized by also comprising two positioning plates fixedly connected to the fixed steel plate, wherein the two positioning plates are mutually vertical, a plurality of first fixing through holes are formed in the positioning plates, and the first fixing through holes in the two positioning plates are respectively staggered in the vertical direction;
the steel column fixing device is characterized by further comprising two L-shaped connecting plates, the connecting plates are attached to the four side faces of the positioning plate and the steel column, each connecting plate comprises a horizontal plate and a vertical plate, the horizontal plates are horizontally arranged, the vertical plates are vertically arranged, the horizontal plates are provided with strip-shaped through holes, one of the studs penetrates through the strip-shaped through holes, and the vertical plates are provided with second fixing through holes opposite to the first fixing through holes.
Through adopting above-mentioned technical scheme, when using this column foot structure, place the embedded steel bar in the construction position, then pour concrete and cover completely to whole embedded steel bar, then place the steel column on fixed steel sheet, adjustment steel column position makes steel column and locating plate laminating, tentatively fix a position the steel column, then just to the double-screw bolt with the bar through-hole on the connecting plate, the adjustment connecting plate is laminated with the steel column, then use the bolt to run through first fixed through-hole and second fixed through-hole and lock steel column and connecting plate, then use nut and double-screw bolt cooperation to lock connecting plate and fixed steel sheet, through setting up connecting plate and locating plate, increase steel column and fixed steel sheet hookup location's structural strength, thereby make hookup location be difficult for destruction, make being connected between fixed steel sheet and the steel column.
The utility model discloses further set up to: one on the horizontal plate the strip-shaped through holes are arranged to be two and the length directions of the two strip-shaped through holes are parallel.
Through adopting above-mentioned technical scheme, the bar through-hole is established to two, after the steel column was placed on fixed steel sheet, in the time of adjusting the connecting plate, because the double-screw bolt runs through the bar through-hole to make the connecting plate can only follow the length direction removal of bar through-hole, be convenient for adjust the connecting plate to with the steel column laminating, set up to two bar through-holes simultaneously, reinforcing joint strength, the connecting plate is reliable with being connected of fixed steel sheet.
The utility model discloses further set up to: and a reinforcing rib plate is also arranged on the connecting plate, one side of the reinforcing rib plate is fixedly connected with the vertical plate, and the other side of the reinforcing rib plate is fixedly connected with the horizontal plate.
By adopting the technical scheme, the reinforcing rib plate is additionally arranged on the common vertical plane of the end faces of the vertical plate and the horizontal plate so as to increase the strength of the joint face, and the reinforcing rib plate enhances the strength and rigidity of the connecting plate under the condition that the wall thickness of a product is not increased, so that the material consumption is saved, the weight is reduced, and the cost is reduced.
The utility model discloses further set up to: the first fixing through holes on the positioning plate are four and are arranged into two rows which are parallel to each other, each row is provided with two first fixing through holes, and the second fixing through holes on the vertical plate are arranged into four rows which are parallel to each other corresponding to the first fixing through holes.
Through adopting above-mentioned technical scheme, the connecting plate is through four bolts and steel column threaded connection, and the bolt sets up to be parallel to each other two and each is listed as there are two for the atress of every bolted connection's position is even, is difficult for leading to because stress concentration leads to junction structural damage, makes to connect more firm reliable.
The utility model discloses further set up to: the connecting plate is a Q235 common carbon structural steel connecting plate.
By adopting the technical scheme, the Q235 common carbon structural steel has moderate carbon content, good comprehensive performance, better matching of strength, plasticity, welding and other properties, and lower cost under the condition of meeting the requirement of connection strength.
The utility model discloses further set up to: and a reinforcing rib is further arranged on the positioning plate, one side of the reinforcing rib is fixedly connected with the positioning plate, and the other side of the reinforcing rib is fixedly connected with the fixed steel plate.
By adopting the technical scheme, the reinforcing ribs are additionally arranged on the side face of the positioning plate and the public vertical face of the upper end face of the fixed steel plate so as to increase the strength of the joint face, and the reinforcing ribs enhance the strength and rigidity of the connecting plate under the condition that the wall thickness of a product is not increased, so that the material consumption is saved, the weight is reduced, and the cost is reduced.
The utility model discloses further set up to: and one end of the embedded steel bar, which is far away from the fixed steel plate, is arranged in a bending way.
Through adopting above-mentioned technical scheme, the one end bending setting of fixed steel sheet is kept away from to embedded reinforcement, and when whole column base structure received ascending traction force, terminal bending makes the column base structure be difficult for breaking away from with the concrete and is connected to the connection stability of reinforcing column base structure improves the security.
The utility model discloses further set up to: and a reinforcing rod is connected between the adjacent embedded steel bars.
Through adopting above-mentioned technical scheme, through setting up the stiffener, adjacent embedded steel bar is connected to the stiffener, and when embedded steel bar received external force, the stiffener avoided local stress concentration with external force transmission to every embedded steel bar on to make the difficult atress of embedded steel bar destroy, and then the life of extension embedded steel bar, promote the security, practice thrift the cost.
To sum up, the utility model discloses a beneficial technological effect does:
1. the column base structure increases the structural strength of the connecting position of the steel column and the fixed steel plate by arranging the connecting plate and the positioning plate, so that the connecting position is not easy to damage, and the connection between the fixed steel plate and the steel column is stable;
2. the two strip-shaped through holes are formed, when the steel column is placed on the fixed steel plate and the connecting plate is adjusted, the stud penetrates through the strip-shaped through holes, so that the connecting plate can only move along the length direction of the strip-shaped through holes, the connecting plate can be adjusted to be attached to the steel column conveniently, the two strip-shaped through holes are formed, the connecting strength is enhanced, and the connecting plate is reliably connected with the fixed steel plate;
3. the one end bending setting of fixed steel sheet is kept away from to embedded steel, and when whole column base structure received ascending traction force, terminal bending makes the column base structure be difficult for and concrete disconnection to reinforcing column base structure's connection stability improves the security.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the fixed steel plate and the embedded steel bars of the present invention;
fig. 3 is a schematic structural diagram of the connection plate of the present invention.
In the figure, 1, a steel plate is fixed; 11. embedding reinforcing steel bars in advance; 111. a reinforcing bar; 12. a stud; 13. positioning a plate; 131. a first fixing through hole; 132. reinforcing ribs; 2. a connecting plate; 21. a vertical plate; 211. a second fixing through hole; 22. a horizontal plate; 221. a strip-shaped through hole; 23. a reinforcing rib plate; 3. and (5) steel columns.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the column base structure of a square tube steel column disclosed by the present invention comprises a plurality of pre-embedded steel bars 11 and a fixed steel plate 1 fixedly connected to the upper ends of the pre-embedded steel bars 11, two positioning plates 13 fixedly connected to the fixed steel plate 1 are welded to the upper end surface of the fixed steel plate 1,
referring to fig. 1 and 2, two positioning plates 13 are perpendicular to each other, positioning plate 13 is provided with first fixing through holes 131, first fixing through holes 131 on two positioning plates 13 are staggered in the vertical direction respectively, the column base structure further comprises two L-shaped connecting plates 2, connecting plates 2 are attached to four sides of positioning plate 13 and steel column 3, reinforcing ribs 132 are further arranged on positioning plate 13, one sides of reinforcing ribs 132 are fixedly connected with positioning plates 13, and the other sides of reinforcing ribs are fixedly connected with fixed steel plate 1.
The one end bending setting of fixed steel sheet 1 is kept away from to embedded bar 11, is connected with stiffener 111 between the adjacent embedded bar 11. One end of the embedded steel bar 11, which is far away from the fixed steel plate 1, is bent, and when the whole column base structure is subjected to upward traction force, the tail end of the embedded steel bar is bent, so that the column base structure is not easy to be disconnected from concrete, the connection stability of the column base structure is enhanced, and the safety is improved; through adopting above-mentioned technical scheme, through setting up stiffener 111, the adjacent embedded steel bar 11 is connected to stiffener 111, and when embedded steel bar 11 received external force, stiffener 111 avoided local stress concentration with external force transmission to every embedded steel bar 11 on to make 11 difficult atress of embedded steel bar destroy, and then extension embedded steel bar 11's life promotes the security, practices thrift the cost.
Referring to fig. 3, the connecting plate 2 includes a horizontal plate 22 horizontally disposed and a vertical plate 21 vertically disposed, a bar-shaped through hole 221 is formed in the horizontal plate 22, the bar-shaped through holes 221 in one horizontal plate 22 are arranged in parallel in the length direction of two bar-shaped through holes 221, one stud 12 penetrates through the bar-shaped through hole 221, and a second fixing through hole 211 is formed in the vertical plate 21 at a position facing the first fixing through hole 131. The bar through-hole 221 is established to two, after steel column 3 placed on fixed steel sheet 1, in the time of adjusting connection board 2, because the double-screw bolt 12 runs through bar through-hole 221 to make connecting plate 2 can only follow the length direction removal of bar through-hole 221, be convenient for adjusting connection board 2 to with the laminating of steel column 3, set up to two bar through-holes 221 simultaneously, reinforcing joint strength, connecting plate 2 is reliable with being connected of fixed steel sheet 1.
The connecting plate 2 is also provided with a reinforcing rib plate 23, one side of the reinforcing rib plate 23 is fixedly connected with the vertical plate 21, and the other side of the reinforcing rib plate 23 is fixedly connected with the horizontal plate 22. The reinforcing rib plate 23 is additionally arranged on the common vertical plane of the end faces of the vertical plate 21 and the horizontal plate 22 to increase the strength of the joint face, and the reinforcing rib plate 23 enhances the strength and rigidity of the connecting plate 2 under the condition that the wall thickness of a product is not increased, so that the material consumption is saved, the weight is reduced, and the cost is reduced.
The first fixing through holes 131 on the positioning plate 13 are set to be four and set to be two columns parallel to each other, each column has two first fixing through holes 131, and the second fixing through holes 211 on the vertical plate 21 are set to be four and set to be two columns parallel to each other corresponding to the first fixing through holes 131. Connecting plate 2 is through four bolts and 3 threaded connection of steel column, and the bolt sets up to be two that are parallel to each other and each is listed as there are two for the atress in every bolted connection's position is even, is difficult for leading to because stress concentration leads to junction structural damage, makes to connect more firm reliable.
The connecting plate 2 is a Q235 common carbon structural steel connecting plate. The Q235 common carbon structural steel has moderate carbon content, good comprehensive performance, good matching of strength, plasticity, welding and other performances, and low cost under the condition of meeting the requirement of connection strength.
The implementation principle of the embodiment is as follows:
when using this column foot structure, place embedded steel 11 in the construction position, then pour the concrete and cover completely to whole embedded steel 11, then place steel column 3 on solid fixed steel plate 1, adjustment steel column 3 position makes steel column 3 and locating plate 13 laminate, tentatively fix a position steel column 3, then just to double-screw bolt 12 with the bar through-hole 221 on the connecting plate 2, adjustment connecting plate 2 and the laminating of steel column 3, then use the bolt to run through first fixed through-hole 131 and second fixed through-hole 211 with steel column 3 and connecting plate 2 locking, then use nut and double-screw bolt 12 cooperation to lock connecting plate 2 and solid fixed steel plate 1, through setting up connecting plate 2 and locating plate 13, increase steel column 3 and solid fixed steel plate 1 hookup location's structural strength, thereby make the hookup location be difficult for destruction, make the connection between solid fixed steel plate 1 and the steel column 3 stable.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a column base structure of square tube steel column, includes a plurality of embedded steel bars (11) and fixed connection in fixed steel sheet (1) in embedded steel bar (11) upper end, its characterized in that: a plurality of studs (12) are welded on the upper end surface of the fixed steel plate (1);
the steel plate fixing device is characterized by further comprising two positioning plates (13) fixedly connected to the fixing steel plate (1), wherein the two positioning plates (13) are perpendicular to each other, first fixing through holes (131) are formed in the positioning plates (13), and the first fixing through holes (131) in the two positioning plates (13) are staggered in the vertical direction;
still include two L shape connecting plates (2), connecting plate (2) with locating plate (13) and the laminating of four sides of steel column (3), connecting plate (2) have bar through-hole (221) including horizontal plate (22) and the vertical board (21) of vertical setting that the level set up, it has bar through-hole (221) to open on horizontal plate (22), one of them double-screw bolt (12) run through bar through-hole (221), just right on vertical board (21) the position of first fixed through-hole (131) is opened has second fixed through-hole (211).
2. The column shoe structure of a square tube steel column according to claim 1, wherein: the strip-shaped through holes (221) on one horizontal plate (22) are arranged in parallel in the length direction of two strip-shaped through holes (221).
3. The column shoe structure of a square tube steel column according to claim 1, wherein: and a reinforcing rib plate (23) is further arranged on the connecting plate (2), one side of the reinforcing rib plate (23) is fixedly connected with the vertical plate (21), and the other side of the reinforcing rib plate is fixedly connected with the horizontal plate (22).
4. The column shoe structure of a square tube steel column according to claim 1, wherein: the first fixing through holes (131) on the positioning plate (13) are four and are arranged into two parallel columns, two first fixing through holes (131) are arranged in each column, and the second fixing through holes (211) on the vertical plate (21) are arranged into four and are arranged into two parallel columns corresponding to the first fixing through holes (131).
5. The column shoe structure of a square tube steel column according to any one of claims 1 to 4, wherein: the connecting plate (2) is a Q235 common carbon structural steel connecting plate.
6. The column shoe structure of a square tube steel column according to claim 1, wherein: still be provided with strengthening rib (132) on locating plate (13), strengthening rib (132) one side with locating plate (13) fixed connection, the opposite side with fixed steel sheet (1) fixed connection.
7. The column shoe structure of a square tube steel column according to claim 1, wherein: and one end of the embedded steel bar (11) far away from the fixed steel plate (1) is arranged in a bending way.
8. The column shoe structure of a square tube steel column according to claim 1, wherein: and a reinforcing rod (111) is connected between the adjacent embedded steel bars (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006916.9U CN211172709U (en) | 2019-11-19 | 2019-11-19 | Column base structure of square and rectangular tube steel column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006916.9U CN211172709U (en) | 2019-11-19 | 2019-11-19 | Column base structure of square and rectangular tube steel column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211172709U true CN211172709U (en) | 2020-08-04 |
Family
ID=71806516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922006916.9U Expired - Fee Related CN211172709U (en) | 2019-11-19 | 2019-11-19 | Column base structure of square and rectangular tube steel column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211172709U (en) |
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2019
- 2019-11-19 CN CN201922006916.9U patent/CN211172709U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |