CN115045294A - Foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction - Google Patents
Foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction Download PDFInfo
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- CN115045294A CN115045294A CN202210778337.XA CN202210778337A CN115045294A CN 115045294 A CN115045294 A CN 115045294A CN 202210778337 A CN202210778337 A CN 202210778337A CN 115045294 A CN115045294 A CN 115045294A
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- crown beam
- foundation pit
- pedestrian
- inner support
- support member
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 3
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000008093 supporting effect Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 239000002689 soil Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005096 rolling process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of foundation pit inner support members, in particular to a foundation pit assembled inner support member and crown beam connecting device for pedestrian tunnel construction. The side groove of accomodating has all been seted up to the support column both sides, and the side inslot internal rotation of accomodating is connected with the roll-up post, and the outer wall winding of roll-up post has the side protection network. The side protection network is close to the one end fixedly connected with connecting magnet at two support column middle parts, connects through connecting magnet between two side protection networks, and setting up through connecting magnet makes the side protection network dismantle with the connection process convenient and fast more, and the side protection network plays the effect of blockking to the soil of pedestrian's tunnel lateral wall, can produce the vibration in the hat roof beam equipment process, can prevent that the phenomenon of soil landing from appearing in the pedestrian's tunnel lateral wall, has played the guard action to the staff.
Description
Technical Field
The invention relates to the technical field of foundation pit inner support members, in particular to a device for connecting a foundation pit assembled inner support member and a crown beam for pedestrian tunnel construction.
Background
In foundation pit engineering, the connection between an assembled inner support member and a crown beam is a key part influencing the reliability and the practicability of a structural system, and the stress form of the connection part influences the performance of the whole support system. With the increase of ultra-deep and ultra-large foundation pit engineering, the requirement for the integrity of the connection between the supporting member and the crown beam in the foundation pit supporting engineering is gradually improved.
The pedestrian tunnel is in the work progress, and the soil of tunnel both sides can the landing threatens staff's safety in the tunnel, and support the component in the assembled with the connection process of hat roof beam, hat roof beam can strike pedestrian tunnel lateral wall, can directly lead to the landing of soil, can lead to the fact the injury for the staff.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a connecting device for a foundation pit assembled inner support member and a crown beam for pedestrian tunnel construction.
The technical scheme adopted by the invention for solving the technical problems is as follows: the device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass comprises the crown beam and the inner support member, wherein the crown beam is arranged above the inner support structure, the inner support structure comprises support columns, and side protective nets are connected between the support columns on two sides.
Specifically, the side groove of accomodating has all been seted up to the support column both sides, and the side inslot internal rotation of accomodating is connected with the roll-up post, and the outer wall winding of roll-up post has the side protection network.
Specifically, the side protection net is close to the one end fixedly connected with connecting magnet in two support column middle parts, connects through connecting magnet between two side protection nets.
Specifically, the top fixedly connected with connection pad of support column, the last fixed surface of connection pad is connected with a plurality of splice bars, and the lower surface of hat roof beam is equipped with a plurality of connecting holes with splice bar looks adaptation, and in the splice bar was arranged in, the lower surface of hat roof beam was connected with the last fixed surface of connection pad.
Specifically, the connecting disc is fixedly connected with convex edges along the two sides of the width direction of the crown beam.
Specifically, the outer walls of the two sides of the connecting disc are fixedly connected with side mounting plates, and the upper surfaces of the side mounting plates are fixedly connected with mounting sleeve rods.
Specifically, the outer wall of the installation loop bar is slidably sleeved with a connecting sleeve, an upper protective net is arranged between the two supporting columns, two ends of the upper protective net are fixedly connected to the outer wall of the connecting sleeve, and the upper protective net is arranged under the crown beam.
The invention has the beneficial effects that:
(1) according to the foundation pit assembled inner support member and crown beam connecting device for the construction of the pedestrian underpass, the disassembly and connection processes of the side protective nets are more convenient and faster through the arrangement of the connecting magnets, the side protective nets can block soil on the side walls of the pedestrian underpass, vibration can be possibly generated in the assembly process of the crown beams, the phenomenon that the soil on the side walls of the pedestrian underpass slides off can be prevented, and the protection effect on workers is achieved.
(2) According to the foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction, the connecting sleeve is sleeved on the outer wall of the mounting sleeve rod, the upper protective net between the two supporting columns plays a protective role, so that the situation that a worker is injured by falling of debris in the process of mounting the crown beam is avoided, the protective net can be taken down when not used, meanwhile, the protective net can be used for multiple times, and the utilization rate of the protective net is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of a connection device of a fabricated inner support member and a crown beam of a foundation pit for pedestrian tunnel construction provided by the invention.
Fig. 2 is a connection diagram of a support column and a connection disc provided by the invention.
Fig. 3 is a perspective view of an upper protective net according to the present invention.
Fig. 4 is an enlarged view of fig. 1 at a according to the present invention.
In the figure: 1. a crown beam; 2. a support pillar; 3. a receiving side groove; 4. rolling up the column; 5. an inner support member; 6. a connecting disc; 7. a side mounting plate; 8. installing a loop bar; 9. a convex edge; 10. connecting ribs; 11. arranging a protective net; 12. connecting sleeves; 13. a side protective net; 14. a magnet is connected.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-4, the device for connecting the assembled inner support member and the crown beam in the foundation pit for the construction of the pedestrian underpass comprises a crown beam 1 and an inner support member 5, wherein the crown beam 1 is arranged above the inner support structure 5, the inner support structure 5 comprises support columns 2, the support columns 2 on two sides are connected with side protective nets 13, during field hoisting, before the crown beam 1 is assembled, the side protective nets 13 in the side grooves 3 are firstly pulled to be accommodated, so that the two support columns 2 are connected with each other through the side protective nets 13, the side protective nets 13 block soil on the side walls of the pedestrian underpass, vibration may be generated in the assembly process of the crown beam 1, the phenomenon that the side walls of the pedestrian underpass slide off the soil can be prevented, and the protection effect on workers can be achieved.
Specifically, the containing side grooves 3 are formed in the two sides of the supporting column 2, the rolling column 4 is connected to the inner side of the containing side grooves 3 in a rotating mode, the side protective net 13 is wound on the outer wall of the rolling column 4, the side protective net 13 can be contained in the containing side grooves 3 when fixing operation is needed to be conducted on the side wall of the pedestrian path, and the fixing device is convenient and fast to use.
Specifically, the side protection net 13 is close to one end fixedly connected with connecting magnet 14 in the middle of two support columns 2, connects through connecting magnet 14 between two side protection nets 13, at first accomodates the side protection net 13 in the side groove 3 through the pulling for connect to connect through side protection net 13 between two support columns 2, every side protection net 13 tip all is equipped with connecting magnet 14, make side protection net 13 dismantle and the connection process convenient and fast more through the setting of connecting magnet 14.
Specifically, the top fixedly connected with connection pad 6 of support column 2, the last fixed surface of connection pad 6 is connected with a plurality of splice bars 10, the lower surface of guan liang 1 is equipped with a plurality of connecting holes with splice bar 10 looks adaptation, splice bar 10 is arranged in the connecting hole, the lower surface of guanliang 1 is connected with the last fixed surface of connection pad 6, play the supporting role to guanliang 1 through setting up connection pad 6, make simultaneously guanliang 1 more stable, make through setting up of splice bar 10 and guanliang 1's connection more firm.
Specifically, the connecting disc 6 is fixedly connected with the convex edges 9 along the two sides of the width direction of the crown beam 1, the bottom of the crown beam 1 is supported by the convex edges 9, and meanwhile, the stability of the crown beam 1 is improved.
Specifically, both sides outer wall fixedly connected with side mounting panel 7 of connection pad 6, the last fixed surface of side mounting panel 7 is connected with installation loop bar 8, and installation loop bar 8 plays support and installation effect, and the outer wall cover of installation loop bar 8 is equipped with adapter sleeve 12, and last protection network 11 between two support columns 2 plays the guard action, avoids having the piece to drop at the in-process of installation crown beam 1 and injures the staff by a crashing object.
Specifically, the outer wall sliding sleeve of installation loop bar 8 is equipped with adapter sleeve 12, be equipped with protection network 11 between two support columns 2, go up 11 both ends fixed connection of protection network at the outer wall of adapter sleeve 12, go up protection network 11 and arrange in guan liang 1 under, the outer wall cover of installation loop bar 8 is equipped with adapter sleeve 12, last protection network 11 between two support columns 2 plays the guard action, avoid having the piece to drop and injure the staff by a crashing object at the in-process of installation guanliang 1, go up protection network 11 and can take off when not using, it can repetitious usage to go up protection network 11 simultaneously, the utilization ratio of last protection network 11 has been improved.
The theory of operation, during on-the-spot hoist and mount, before crown beam 1 assembles, at first accomodate side protection network 13 in the side groove 3 through the pulling, make to connect between two support columns 2 and connect through side protection network 13, every side protection network 13 tip all is equipped with connecting magnet 14, it is convenient and fast more to make side protection network 13 dismantle with the connection process through the setting of connecting magnet 14, side protection network 13 plays the effect of blockking to the soil of pedestrian's tunnel lateral wall, can produce the vibration in crown beam 1 installation, can prevent that the phenomenon of soil landing from appearing to the pedestrian's tunnel lateral wall, all played the guard action to staff and pedestrian's tunnel. When the fixing work of the sidewalk side wall is required, the side guard 13 can be stored in the storage side groove 3.
The supporting effect is achieved on the crown beam 1 through the arrangement of the connecting disc 6, the crown beam 1 is enabled to be more stable, the connection of the crown beam 1 is enabled to be more stable through the arrangement of the connecting ribs 10, the supporting effect is achieved on the bottom of the crown beam 1 through the convex edge 9, and meanwhile the stability of the crown beam 1 is improved. The outer wall cover of installation loop bar 8 is equipped with adapter sleeve 12, and last protection network 11 between two support columns 2 plays the guard action, avoids having the piece to drop and injures the staff by a crashing object at the in-process of installation crown beam 1, goes up protection network 11 and can take off when not using, goes up protection network 11 and can repetitious usage, has improved the utilization ratio of last protection network 11.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Pedestrian's tunnel construction is with foundation ditch assembled interior support component and crown beam connecting device, its characterized in that: the supporting structure comprises a crown beam (1) and an inner supporting member (5), wherein the crown beam (1) is arranged above the inner supporting member (5), the inner supporting member (5) comprises supporting columns (2), and a side protective net (13) is connected between the supporting columns (2) on two sides.
2. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass according to claim 1, characterized in that: the side groove (3) of accomodating has all been seted up to support column (2) both sides, and the side groove (3) internal rotation of accomodating is connected with roll-up post (4), and the outer wall winding of roll-up post (4) has side protection network (13).
3. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass according to claim 2, characterized in that: one end of each side protective net (13) close to the middle parts of the two support columns (2) is fixedly connected with a connecting magnet (14), and the two side protective nets (13) are connected through the connecting magnets (14).
4. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass according to claim 3, wherein: the top fixedly connected with connection pad (6) of support column (2), the last fixed surface of connection pad (6) is connected with a plurality of splice bars (10), the lower surface of hat roof beam (1) be equipped with a plurality of with the connecting hole of splice bar (10) looks adaptation, in the connecting hole is arranged in splice bar (10), the lower surface of hat roof beam (1) is connected with the last fixed surface of connection pad (6).
5. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass as claimed in claim 4, wherein: and convex edges (9) are fixedly connected to the connecting disc (6) along the two sides of the width direction of the crown beam (1).
6. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass as claimed in claim 5, wherein: the outer wall of the two sides of the connecting disc (6) is fixedly connected with a side mounting plate (7), and the upper surface of the side mounting plate (7) is fixedly connected with a mounting sleeve rod (8).
7. The device for connecting the assembled inner support member and the crown beam of the foundation pit for the construction of the pedestrian underpass as claimed in claim 6, wherein: the outer wall of the installation loop bar (8) is slidably sleeved with a connecting sleeve (12), an upper protective net (11) is arranged between the two supporting columns (2), two ends of the upper protective net (11) are fixedly connected to the outer wall of the connecting sleeve (12), and the upper protective net (11) is arranged under the crown beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210778337.XA CN115045294A (en) | 2022-07-04 | 2022-07-04 | Foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210778337.XA CN115045294A (en) | 2022-07-04 | 2022-07-04 | Foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115045294A true CN115045294A (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210778337.XA Pending CN115045294A (en) | 2022-07-04 | 2022-07-04 | Foundation pit assembled inner support member and crown beam connecting device for pedestrian underpass construction |
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| Country | Link |
|---|---|
| CN (1) | CN115045294A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008394A (en) * | 1998-06-24 | 2000-01-11 | Nabco System Kk | Construction method for underground structure such as underground pit for installation of parking lot |
| CN204311457U (en) * | 2014-12-13 | 2015-05-06 | 中铁二十局集团第三工程有限公司 | A kind of Metro station excavation excavation construction composite retaining structure system |
| KR20170124878A (en) * | 2016-05-03 | 2017-11-13 | 주식회사 대양금속 | Fence |
| CN207775894U (en) * | 2017-11-02 | 2018-08-28 | 中国建筑第八工程局有限公司 | It can turnover type foundation pit dustproof network structure |
| CN207794094U (en) * | 2017-11-30 | 2018-08-31 | 中铁十六局集团有限公司 | The device being connect with Guan Liang for foundation pit assembled inner bracing member |
| CN208934537U (en) * | 2018-10-12 | 2019-06-04 | 彭晗 | A kind of temporarily isolating device of oilfield surface engineering construction |
| CN209568447U (en) * | 2019-01-24 | 2019-11-01 | 广州市黄埔建筑工程总公司 | A kind of unearthed platform internal support of foundation pit structure of rigidity |
| CN211777112U (en) * | 2019-12-14 | 2020-10-27 | 王珍珠 | Double-open screen door for preventing mosquitoes in kitchen |
| CN211922646U (en) * | 2020-03-19 | 2020-11-13 | 北京中润宝成工程技术有限公司 | Foundation pit protection frame |
| CN211974599U (en) * | 2019-12-28 | 2020-11-20 | 四川兴创泰信息科技有限公司 | Supporting device for building prefabricated protective net of fabricated building |
| CN212743594U (en) * | 2020-07-15 | 2021-03-19 | 福建兴港建工有限公司 | Foundation pit protective net |
-
2022
- 2022-07-04 CN CN202210778337.XA patent/CN115045294A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008394A (en) * | 1998-06-24 | 2000-01-11 | Nabco System Kk | Construction method for underground structure such as underground pit for installation of parking lot |
| CN204311457U (en) * | 2014-12-13 | 2015-05-06 | 中铁二十局集团第三工程有限公司 | A kind of Metro station excavation excavation construction composite retaining structure system |
| KR20170124878A (en) * | 2016-05-03 | 2017-11-13 | 주식회사 대양금속 | Fence |
| CN207775894U (en) * | 2017-11-02 | 2018-08-28 | 中国建筑第八工程局有限公司 | It can turnover type foundation pit dustproof network structure |
| CN207794094U (en) * | 2017-11-30 | 2018-08-31 | 中铁十六局集团有限公司 | The device being connect with Guan Liang for foundation pit assembled inner bracing member |
| CN208934537U (en) * | 2018-10-12 | 2019-06-04 | 彭晗 | A kind of temporarily isolating device of oilfield surface engineering construction |
| CN209568447U (en) * | 2019-01-24 | 2019-11-01 | 广州市黄埔建筑工程总公司 | A kind of unearthed platform internal support of foundation pit structure of rigidity |
| CN211777112U (en) * | 2019-12-14 | 2020-10-27 | 王珍珠 | Double-open screen door for preventing mosquitoes in kitchen |
| CN211974599U (en) * | 2019-12-28 | 2020-11-20 | 四川兴创泰信息科技有限公司 | Supporting device for building prefabricated protective net of fabricated building |
| CN211922646U (en) * | 2020-03-19 | 2020-11-13 | 北京中润宝成工程技术有限公司 | Foundation pit protection frame |
| CN212743594U (en) * | 2020-07-15 | 2021-03-19 | 福建兴港建工有限公司 | Foundation pit protective net |
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