CN109386004A - The simplification structure of foundation pit lattice column and reinforced concrete brace junction - Google Patents
The simplification structure of foundation pit lattice column and reinforced concrete brace junction Download PDFInfo
- Publication number
- CN109386004A CN109386004A CN201811390876.6A CN201811390876A CN109386004A CN 109386004 A CN109386004 A CN 109386004A CN 201811390876 A CN201811390876 A CN 201811390876A CN 109386004 A CN109386004 A CN 109386004A
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- Prior art keywords
- lattice column
- reinforced concrete
- steel plate
- concrete brace
- foundation pit
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to the simplification structures of a kind of foundation pit lattice column and reinforced concrete brace junction, belong to technical field of building construction.The lattice column includes several angle steel for being vertically arranged and being parallel to each other, in the junction of the lattice column and reinforced concrete brace, the angle steel is connected as one by horizontally disposed cyclic annular Interal fixation, the ring-type steel plate is vertical with the axis of the lattice column, and the vertical muscle of the reinforced concrete brace passes through the lattice column.In the lattice column and reinforced concrete brace intersection, the cyclic annular steel plate of horizontal planar setting, thickness direction is vertical with the axis direction of lattice column, the probability that the vertical muscle of reinforced concrete brace conflicts with cyclic annular steel plate is effectively reduced, to ensure that the connection between lattice column and reinforced concrete brace;The angle steel of lattice column is linked to be entirety by cyclic annular steel plate, is allowed to whole stress, improves the overall stiffness and bearing capacity of lattice column.
Description
Technical field
The invention belongs to technical field of building construction, it is related to a kind of foundation pit lattice column and reinforced concrete brace junction
Simplification structure.
Background technique
In base pit engineering, frequently with the form of " cast-in-situ bored pile+lattice column ", vertical support is provided for foundation pit, is used
Reinforced concrete brace is as the horizontally-supported of foundation pit, and in reinforced beam and lattice column junction, lattice column is embedded in steel
In reinforced concrete supporting beam.
Common lattice column is that 4 angle steel add batten plate, and as depicted in figs. 1 and 2, lattice column includes 4 vertically disposed angles
Steel and several batten plates composition for fixing angle steel, the both ends of the batten plate length direction right-angle side with the angle steel of two sides respectively
It is welded and fixed, the width direction of batten plate is parallel to the axis direction of lattice column.Usually as shown in Figure 3 shown in, in order to guarantee lattice
The rigidity of structure column, batten plate setting is closeer, and between the upper and lower every smaller, and the ratio of reinforcement of the vertical muscle of reinforced beam is larger, reinforcing bar
Diameter is big, the reinforcing bar number of plies is more, reinforcing bar radical is more, and vertical muscle is caused inevitably to conflict with lattice column batten plate.Conventional processing side
Method is locally to cut off lattice column and the batten plate of reinforced beam junction, and carry out appropriate reinforcement, reduces construction speed
Degree, there is also security risks for lattice column in construction.
Summary of the invention
For existing lattice column, there are the above problems, and the present invention provides a kind of foundation pit lattice column and reinforced concrete supports
The simplification structure of beam junction passes through cyclic annular Interal fixation branch in the angle steel with reinforced concrete brace junction, lattice column
Support ensure that the safety of lattice column, and the longitudinal reinforcement that can avoid reinforced concrete brace conflicts with cyclic annular steel plate.
In order to solve the above technical problems, the present invention includes following technical solution:
A kind of simplification structure of foundation pit lattice column and reinforced concrete brace junction, the lattice column include setting vertically
Several angle steel set and be parallel to each other, in the junction of the lattice column and reinforced concrete brace, the angle steel passes through
Horizontally disposed ring-type Interal fixation is connected as one, and the ring-type steel plate is vertical with the axis of the lattice column, the reinforcing bar
The vertical muscle of concrete support beam passes through the lattice column.
Further, the lattice column is the four limbs lattice column that cross section is in rectangle, and 4 angle steel are located at the rectangle
4 right angles, the ring-type steel plate is rectangular ring steel plate.
Further, the rectangular ring steel plate hoop is on the outside of the lattice column, and on the outside of the lattice column right-angle side
Face is welded and fixed.Preferably, the rectangular ring steel plate is welded and fixed by 4 one head and the tail of L-type steel plate unit.More preferably
For the interior right angle of the L-type steel plate unit one is set as Inner arc corner cut, and outer right angle is set as external arc chamfering.
Further, the rectangular ring steel plate is located on the inside of the lattice column, and with the lattice column right-angle side medial surface
It is welded and fixed.Preferably, the rectangular ring steel plate is welded and fixed by 4 two head and the tail of L-type steel plate unit.More preferably,
The outer right angle of the L-type steel plate unit two is set as Inner arc corner cut, and interior right angle is set as external arc chamfering.
The present invention due to using the technology described above, is allowed to compared with prior art, have the following advantages that and actively imitate
Fruit: the cyclic annular steel plate of horizontal planar setting, thickness direction is vertical with the axis direction of lattice column, effectively reduces armored concrete
The probability that the vertical muscle of supporting beam conflicts with cyclic annular steel plate, to ensure that the company between lattice column and reinforced concrete brace
It connects;The angle steel of lattice column is linked to be entirety by cyclic annular steel plate, is allowed to whole stress, improves the overall stiffness and bearing capacity of lattice column.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lattice column in the prior art;
Fig. 2 is the top view of lattice column in the prior art;
Fig. 3 is the location diagram of lattice column and reinforced concrete brace in the prior art;
Fig. 4 is the lattice column that provides of one embodiment of the invention in the structural representation with reinforced concrete brace junction
Figure;
Fig. 5 is the lattice column that provides of one embodiment of the invention in the top view with reinforced concrete brace junction;
Fig. 6 is the structural schematic diagram for the L shape steel plate unit one that one embodiment of the invention provides;
Fig. 7 be another embodiment of the present invention provides lattice column in the structural representation with reinforced concrete brace junction
Figure;
Fig. 8 be another embodiment of the present invention provides lattice column in the top view with reinforced concrete brace junction;
Fig. 9 be another embodiment of the present invention provides L shape steel plate unit two structural schematic diagram.
Figure label is as follows:
10- lattice column;11- angle steel;12- batten plate;20- reinforced concrete brace;21- indulges muscle;30- ring-type steel plate;31-
Outer ring steel plate;32-L fashioned iron plate unit one;33- Inner arc corner cut one;34- inner ring steel plate;35-L fashioned iron plate unit two;In 36-
Circular arc corner cut two.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of foundation pit lattice column provided by the invention and reinforced concrete support
The simplification structure of beam junction is described in further detail.In conjunction with following explanation, advantages and features of the invention will be become apparent from.It needs
Illustrate, attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, lucidly auxiliary is said
The purpose of the bright embodiment of the present invention.
Embodiment one
Present embodiments provide the simplification structure of a kind of foundation pit lattice column and reinforced concrete brace junction, the lattice
Structure column includes several angle steel for being vertically arranged and being parallel to each other, in the handover of the lattice column and reinforced concrete brace
Place, the angle steel are connected as one by horizontally disposed cyclic annular Interal fixation, the axis of the ring-type steel plate and the lattice column
Line is vertical, and the vertical muscle of the reinforced concrete brace passes through the lattice column.That is, the thickness direction of cyclic annular steel plate with
The axis direction of lattice column is consistent, and the thickness of cyclic annular steel plate is much smaller than the width of batten plate, effectively reduces reinforced concrete support
The probability that the vertical muscle of beam conflicts with cyclic annular steel plate.
Such as Fig. 1 to Fig. 5, so, the more typical structure type of lattice column 10 is four limbs lattice column, and certainly, the present invention is equally suitable
For forms such as five limb lattice columns (i.e. five angle steel 11), six limb lattice columns (i.e. six roots of sensation angle steel 11), to the specific of lattice column 10
Structure is without limitation.
Below by taking four limbs lattice column as an example, the invention will be further described.As shown in Figure 4 and Figure 5, the lattice column is
Cross section is in the four limbs lattice column of rectangle, and 4 angle steel 11 are located at 4 right angles of the rectangle, the ring-type steel plate 30
For rectangular ring steel plate.Further, the rectangular ring steel plate hoop is on the outside of the lattice column, and with the lattice column right angle
Side lateral surface is welded and fixed, and this cyclic annular steel plate 30 is referred to as outer ring steel plate 31 by us.In order to guarantee welding effect, preferably
Penetration welds between the outer ring steel plate 31 and angle steel 11.
Preferred embodiment is that outer ring steel plate 31 is welded and fixed by 4 one 32 head and the tail of L-type steel plate unit.In order to
Guarantee welding effect, penetration welding between preferably described one 32 head and the tail of L-type steel plate unit.
Further, in conjunction with shown in Fig. 5 and Fig. 6, for the ease of avoid four limbs lattice column angle steel 11 outer right angle electrical, it is described
The interior right angle of L-type steel plate unit 1 is set as Inner arc corner cut 1, in order to make one 32 smooth in appearance of L-type steel plate unit, outside
Right angle is set as external arc chamfering.
The present embodiment has the following beneficial effects: the cyclic annular steel plate 30 of horizontal planar setting, thickness direction and lattice column 10
Axis direction it is vertical, effectively reduce the probability that the vertical muscle 21 of reinforced concrete brace 20 conflicts with cyclic annular steel plate 30, from
And it ensure that the connection between lattice column 10 and reinforced concrete brace 20;Cyclic annular steel plate 30 connects the angle steel 11 of lattice column 10
It is integral, it is allowed to whole stress, improves the overall stiffness and bearing capacity of lattice column 10.
Embodiment two
The present embodiment is described by taking four limbs lattice column as an example, what is different from the first embodiment is that as shown in Figure 7 and Figure 8, square
Shape ring-type steel plate 30 is located on the inside of lattice column, and is welded and fixed with lattice column right-angle side medial surface, we are by such cyclic annular steel
Plate 30 is referred to as inner ring steel plate 34.In order to guarantee welding effect, penetration is welded preferably between inner ring steel plate 34 and angle steel 11.
Preferred embodiment is that as shown in Figure 7 and Figure 8, inner ring steel plate 34 is welded by 42 35 head and the tail of L-type steel plate unit
Fixation is connect to form.In order to guarantee welding effect, penetration is welded between preferably described 2 35 head and the tail of L-type steel plate unit.
Further, as shown in Figure 8 and Figure 9, for the ease of avoid four limbs lattice column angle steel 11 interior right angle electrical, the L
The outer right angle of fashioned iron plate unit 2 35 is set as Inner arc corner cut 2 36, interior straight in order to improve the rigidity of L-type steel plate unit 2 35
Angle is set as external arc chamfering.
It should be noted that in example 1 and example 2, in order to avoid batten plate 12 and reinforced concrete brace
20 vertical muscle 21 conflicts, and can be preferably,, will within the scope of height h+2d in the junction of horizontal gird 20 and lattice column 10
Batten plate 12 is changed to doughnut-shaped steel plate 30, and wherein h is the depth of transverse section of reinforced concrete brace 20, and d is preset clearance;In h+
Within the scope of 2d, doughnut-shaped steel plate 30 is determined along the quantity that 10 axis direction of lattice column is arranged according to calculating.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (8)
1. the simplification structure of a kind of foundation pit lattice column and reinforced concrete brace junction, which is characterized in that the lattice column
Including several angle steel for being vertically arranged and being parallel to each other, in the junction of the lattice column and reinforced concrete brace, institute
It states angle steel to be connected as one by horizontally disposed cyclic annular Interal fixation, the axis of the ring-type steel plate and the lattice column hangs down
Directly, the vertical muscle of the reinforced concrete brace passes through the lattice column.
2. the simplification structure of foundation pit lattice column as described in claim 1 and reinforced concrete brace junction, feature exist
In the lattice column is the four limbs lattice column that cross section is in rectangle, and 4 angle steel are located at 4 right angles of the rectangle, institute
Stating cyclic annular steel plate is rectangular ring steel plate.
3. the simplification structure of foundation pit lattice column as claimed in claim 2 and reinforced concrete brace junction, feature exist
In the rectangular ring steel plate hoop is welded and fixed on the outside of the lattice column with the lattice column right-angle side lateral surface.
4. the simplification structure of foundation pit lattice column as claimed in claim 3 and reinforced concrete brace junction, feature exist
In the rectangular ring steel plate is welded and fixed by 4 one head and the tail of L-type steel plate unit.
5. the simplification structure of foundation pit lattice column as described in claim 1 and reinforced concrete brace junction, feature exist
In the interior right angle of the L-type steel plate unit one is set as Inner arc corner cut, and outer right angle is set as external arc chamfering.
6. the simplification structure of foundation pit lattice column as claimed in claim 2 and reinforced concrete brace junction, feature exist
In the rectangular ring steel plate is located on the inside of the lattice column, and is welded and fixed with the lattice column right-angle side medial surface.
7. the simplification structure of foundation pit lattice column as claimed in claim 6 and reinforced concrete brace junction, feature exist
In the rectangular ring steel plate is welded and fixed by 4 two head and the tail of L-type steel plate unit.
8. the simplification structure of foundation pit lattice column as claimed in claim 7 and reinforced concrete brace junction, feature exist
In the outer right angle of the L-type steel plate unit two is set as Inner arc corner cut, and interior right angle is set as external arc chamfering.
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CN201811390876.6A CN109386004A (en) | 2018-11-21 | 2018-11-21 | The simplification structure of foundation pit lattice column and reinforced concrete brace junction |
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CN201811390876.6A CN109386004A (en) | 2018-11-21 | 2018-11-21 | The simplification structure of foundation pit lattice column and reinforced concrete brace junction |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110424411A (en) * | 2019-08-27 | 2019-11-08 | 南京市测绘勘察研究院股份有限公司 | A kind of irregular foundation pit assembled steel support device and its construction and application method |
CN113463921A (en) * | 2021-06-22 | 2021-10-01 | 中国五冶集团有限公司 | Lattice column waterproof assembly and construction method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103628572A (en) * | 2013-12-18 | 2014-03-12 | 华东建筑设计研究院有限公司 | Project beam-column joint for reverse building method |
CN204326258U (en) * | 2014-12-16 | 2015-05-13 | 深圳市典汉濠建筑工程有限公司 | A kind of angle steel lattice column and concrete girder connection linkage |
CN105804242A (en) * | 2016-05-13 | 2016-07-27 | 上海建工二建集团有限公司 | Latticed column facilitating piercing of reinforcement bar at reversely constructed column-beam joint |
CN207392209U (en) * | 2017-10-30 | 2018-05-22 | 上海市城市建设设计研究总院(集团)有限公司 | Lattice column batten plate with grid |
CN207538042U (en) * | 2017-07-27 | 2018-06-26 | 中冶天工集团有限公司 | A kind of lower anti-armored concrete stub |
CN209873810U (en) * | 2018-11-21 | 2019-12-31 | 上海建工集团股份有限公司 | Simplified structure of joint of lattice column of foundation pit and reinforced concrete supporting beam |
-
2018
- 2018-11-21 CN CN201811390876.6A patent/CN109386004A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103628572A (en) * | 2013-12-18 | 2014-03-12 | 华东建筑设计研究院有限公司 | Project beam-column joint for reverse building method |
CN204326258U (en) * | 2014-12-16 | 2015-05-13 | 深圳市典汉濠建筑工程有限公司 | A kind of angle steel lattice column and concrete girder connection linkage |
CN105804242A (en) * | 2016-05-13 | 2016-07-27 | 上海建工二建集团有限公司 | Latticed column facilitating piercing of reinforcement bar at reversely constructed column-beam joint |
CN207538042U (en) * | 2017-07-27 | 2018-06-26 | 中冶天工集团有限公司 | A kind of lower anti-armored concrete stub |
CN207392209U (en) * | 2017-10-30 | 2018-05-22 | 上海市城市建设设计研究总院(集团)有限公司 | Lattice column batten plate with grid |
CN209873810U (en) * | 2018-11-21 | 2019-12-31 | 上海建工集团股份有限公司 | Simplified structure of joint of lattice column of foundation pit and reinforced concrete supporting beam |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110424411A (en) * | 2019-08-27 | 2019-11-08 | 南京市测绘勘察研究院股份有限公司 | A kind of irregular foundation pit assembled steel support device and its construction and application method |
CN113463921A (en) * | 2021-06-22 | 2021-10-01 | 中国五冶集团有限公司 | Lattice column waterproof assembly and construction method |
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