CN111663539A - Can dismantle combined excavation supporting construction of recovery - Google Patents
Can dismantle combined excavation supporting construction of recovery Download PDFInfo
- Publication number
- CN111663539A CN111663539A CN202010591574.6A CN202010591574A CN111663539A CN 111663539 A CN111663539 A CN 111663539A CN 202010591574 A CN202010591574 A CN 202010591574A CN 111663539 A CN111663539 A CN 111663539A
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- support
- adjusting
- foundation pit
- outer sleeve
- wall
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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)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of foundation pit supporting, and particularly relates to a detachable and recyclable combined foundation pit supporting structure which comprises a supporting baffle, an adjusting rod and an installation support, wherein the installation support is arranged on the side wall of the supporting baffle, two ends of the adjusting rod are connected to the installation support, the bottom end of the supporting baffle is connected with a positioning inserted rod through a pin shaft, the adjusting rod comprises an outer sleeve and an inner telescopic rod, one end of the outer sleeve is connected with an end cover, a rack is axially arranged on the upper surface of the inner telescopic rod, and the length adjusting function can be realized through the matching effect between the outer sleeve and the inner telescopic rod, so that the detachable and recyclable combined foundation pit supporting structure can be suitable for foundation pits of different sizes; through the rack, adjust the complex effect between the locking mechanism, can carry out the locking effect to outer tube, interior telescopic link after adjusting length to make length obtain fixedly between outer tube, the interior telescopic link, play fine supporting effect.
Description
Technical Field
The invention relates to the technical field of foundation pit supporting, in particular to a detachable and recyclable combined foundation pit supporting structure.
Background
The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.
Before foundation construction, geological exploration is required, the condition of underground pipelines is known, and a special construction scheme is compiled according to the soil condition and the foundation depth. The construction scheme is in accordance with the actual construction site, and the actual construction can be guided. The content comprises the following steps: the method comprises the steps of slope releasing requirements or supporting structure design, machinery type selection, excavation sequence and layered excavation depth, ramp positions, pit side loads, vehicle access roads, precipitation and drainage measures, monitoring requirements and the like. Corresponding measures should be taken for important underground pipelines.
The existing foundation pit support is difficult to be suitable for foundation pits with different sizes when in use, is fixed by welding, is difficult to disassemble after use, and is not favorable for secondary use.
Disclosure of Invention
The invention aims to provide a detachable and recyclable combined foundation pit supporting structure, which aims to solve the problems that the existing foundation pit supporting structure proposed in the background technology is difficult to adapt to foundation pits with different sizes when in use, is difficult to detach after being used due to welding fixation and is not beneficial to secondary use.
In order to achieve the purpose, the invention provides the following technical scheme: a combined foundation pit supporting structure capable of being disassembled and recycled comprises a supporting baffle, an adjusting rod and an installing support, wherein the installing support is arranged on the side wall of the supporting baffle, two ends of the adjusting rod are connected to the installing support, the bottom end of the supporting baffle is connected with a positioning inserted rod through a pin shaft, the adjusting rod comprises an outer sleeve and an inner telescopic rod, one end of the outer sleeve is connected with an end cover, a rack is axially arranged on the upper surface of the inner telescopic rod, an adjusting and locking mechanism matched with the rack is arranged on the upper surface of the outer sleeve, the adjusting and locking mechanism comprises an installing shell, the bottom of the installing shell is connected with the upper surface of the outer sleeve through a screw, the lower side of an inner cavity of the installing shell is connected with a driving gear through a rotating shaft, the driving gear extends into the inner part of the outer sleeve, and, the utility model discloses an installation casing, including installation casing, adjusting gear, drive gear, adjusting gear's pivot, the inside upside of installation casing is connected with adjusting gear through the pivot, adjusting gear meshes with drive gear mutually, be connected with adjustment handle in adjusting gear's the pivot, adjustment handle is located the outside of installation casing, the outer wall downside spiro union of installation casing has positioning bolt, positioning bolt extend to the inside of installation casing and with drive gear's outer wall between the contact.
Preferably, the front side wall and the rear side wall of the supporting baffle are both provided with combined baffles, and the combined baffles on the front side and the rear side are arranged in a staggered mode.
Preferably, the mounting support comprises a mounting plate connected to the side wall of the supporting baffle through a screw, a supporting ring is connected to one side wall of the mounting plate, which deviates from the supporting baffle, and a clamping groove is formed in the upper surface of the supporting ring.
Preferably, the outer wall of the inner telescopic rod is axially provided with a limiting strip, and the inner wall of the end cover is provided with a limiting clamping block matched with the limiting strip.
Preferably, the outer wall of the outer sleeve is axially provided with a sliding groove, the sliding groove is provided with a sliding block, and the sliding block penetrates through the sliding groove and is in threaded connection with the outer wall of the inner telescopic rod.
Preferably, the lower side of the side wall of the supporting baffle is connected with a supporting leg through a pin shaft, and the bottom end of the supporting leg is connected with a supporting positioning nail.
Preferably, the outer wall of the driving gear is provided with a friction ring, and the friction ring corresponds to the positioning bolt in position.
Preferably, the two ends of the adjusting rod are both provided with connecting bolts, and the adjusting rod is connected with the mounting support through the connecting bolts.
Compared with the prior art, the invention has the beneficial effects that:
1) the length adjustment function can be realized through the matching action between the outer sleeve and the inner telescopic rod, so that the device can be suitable for foundation pits with different sizes;
2) the outer sleeve and the inner telescopic rod after the length is adjusted can be locked through the matching effect of the rack and the adjusting locking mechanism, so that the length between the outer sleeve and the inner telescopic rod is fixed, and a good supporting effect is achieved;
3) through the cooperation effect between sliding tray, slider, spacing strip and the spacing fixture block, can make only can axial relative movement between outer tube, the interior telescopic link, and the pivoted condition can not appear to make and keep meshing between rack and the drive gear and be connected.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure of the outer sleeve and the inner telescopic rod of the present invention;
FIG. 3 is a schematic top view of the retaining shield of the present invention;
FIG. 4 is a schematic structural view of a mounting bracket of the present invention;
fig. 5 is a schematic structural diagram of the adjusting locking mechanism of the present invention.
In the figure: the combined baffle comprises a support baffle 1, an outer sleeve 2, an inner telescopic rod 3, an installation support 4, an installation plate 41, a support ring 42, a clamping groove 43, a positioning insertion rod 5, a support leg 6, a support positioning nail 7, a rack 8, an adjustment locking mechanism 9, an installation shell 91, a drive gear 92, a friction ring 93, an adjustment gear 94, an adjustment handle 95, a limit strip 10, a sliding groove 11, a sliding block 12, an end cover 13 and a combined baffle 14.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-5, the present invention provides a technical solution: a detachable and recyclable combined foundation pit supporting structure comprises a supporting baffle 1, an adjusting rod and an installation support 4, wherein the installation support 4 is arranged on the side wall of the supporting baffle 1, two ends of the adjusting rod are connected to the installation support 4, and the bottom end of the supporting baffle 1 is connected with a positioning inserted rod 5 through a pin shaft;
the lower ends of the supporting baffles 1 are inserted into ground soil through positioning insertion rods 5, the lower ends of the supporting baffles 1 are fixed, and adjusting rods are supported between the supporting baffles 1 on the two sides through mounting supports 4, so that the supporting baffles 1 on the two sides cannot be drawn together, and the supporting effect is achieved;
the adjusting rod comprises an outer sleeve 2 and an inner telescopic rod 3, and one end of the outer sleeve 2 is connected with an end cover 13;
one end of the inner telescopic rod 3 inserted into the outer sleeve 2 is sleeved with an anti-drop check ring, and the end cover 13 can play a role in limiting the check ring, so that the inner telescopic rod 3 cannot be separated from the outer sleeve 2;
the upper surface of the inner telescopic rod 3 is axially provided with a rack 8, and the upper surface of the outer sleeve 2 is provided with an adjusting and locking mechanism 9 matched with the rack 8;
the adjusting locking mechanism 9 and the rack 8 are matched to act, so that the relative position between the inner telescopic rod 3 and the outer sleeve 2 can be locked and fastened after being adjusted, and the situation of loosening during use is avoided;
adjusting locking mechanism 9 includes installation casing 91, the bottom of installation casing 91 is passed through the upper surface connection of screw and outer tube 2, the inner chamber downside of installation casing 91 is connected with drive gear 92 through the pivot, drive gear 92 extends to the inside of outer tube 2, mesh mutually between drive gear 92 and the rack 8, the inside upside of installation casing 91 is connected with adjusting gear 94 through the pivot, adjusting gear 94 meshes with drive gear 92 mutually, be connected with adjustment handle 95 in adjusting gear 94's the pivot, adjustment handle 95 is located the outside of installation casing 91, the outer wall downside spiro union of installation casing 91 has positioning bolt, positioning bolt extends to the inside of installation casing 91 and contacts between the outer wall of drive gear 92.
The positioning bolt is unscrewed from the outside, the adjusting gear 94 is driven to rotate through the adjusting handle 95, the adjusting gear 94 is matched with the driving gear 92, the adjusting gear 94 drives the driving gear 92 to rotate, the driving gear 92 is matched with the rack 8, the driving gear 92 drives the inner telescopic rod 3 to axially move relative to the outer sleeve 2 through the rack 8, and the function of adjusting the relative position between the telescopic rod 3 and the outer sleeve 2 is achieved;
furthermore, the front side wall and the rear side wall of the supporting baffle plate 1 are provided with the combined baffle plates 14, the combined baffle plates 14 on the front side and the rear side are arranged in a staggered mode, so that after the supporting baffle plates 1 are combined, the supporting baffle plates 1 can be closed, soil is prevented from flowing out from gaps among the supporting baffle plates 1, and the supporting baffle plates 1 are good in integrity.
Further, the mounting support 4 comprises a mounting plate 41 connected to the side wall of the supporting baffle 1 through a screw, a supporting ring 42 is connected to a side wall of the mounting plate 41 departing from the supporting baffle 1, and a clamping groove 43 is formed in the upper surface of the supporting ring 42.
Further, the outer wall of the inner telescopic rod 3 is axially provided with a limiting strip 10, the inner wall of the end cover 13 is provided with a limiting fixture block matched with the limiting strip 10, and the inner telescopic rod 3 can only axially move relative to the end cover 13 under the matching action of the limiting strip 10 and the limiting fixture block, so that the position between the driving gear 92 and the rack 8 is kept right.
Furthermore, a sliding groove 11 is axially formed in the outer wall of the outer sleeve 2, a slider 12 is arranged on the sliding groove 11, and the slider 12 penetrates through the sliding groove 11 and is in threaded connection with the outer wall of the inner telescopic rod 3, so that the inner telescopic rod 3 can only axially move relative to the outer sleeve 2 under the matching action of the sliding groove 11 and the slider 12, and the position between the driving gear 92 and the rack 8 is kept right.
Further, it has supporting leg 6 to strut 1 lateral wall downside of baffle through the round pin hub connection, and the bottom of supporting leg 6 is connected with struts location nail 7, through the setting of strutting location nail 7 and supporting leg 6 for it can further obtain the support to strut baffle 1.
Further, the outer wall of the driving gear 92 is provided with a friction ring 93, the friction ring 93 corresponds to the position between the positioning bolts, and through the arrangement of the friction ring 93, the friction force between the positioning bolts and the driving gear 92 is increased, so that the driving gear 92 can be locked better.
Furthermore, both ends of the adjusting rod are provided with connecting bolts, and the adjusting rod is connected with the mounting support 4 through the connecting bolts.
The working principle is as follows: the positioning inserted rod 5 is inserted into the ground in advance, the supporting baffle plate 1 is erected, a protective material blocking part is filled at the edge of the supporting baffle plate 1 and a foundation pit (filled according to the concrete foundation pit condition), one surface, provided with the mounting support 4, of the supporting baffle plate 1 faces the interior of the foundation pit, the positioning bolt is unscrewed, the adjusting handle 95 is rotated from the outside, the adjusting handle 95 drives the driving gear 92 to rotate through the adjusting gear 94, the driving gear 92 is matched with the rack 8, so that the rack 8 and the inner telescopic rod 3 are driven to move relative to the outer sleeve 2 until the end parts of the inner telescopic rod 3 and the mounting support 4 are respectively supported on the mounting support 4 of the supporting baffle plates 1 at two sides, and then the positioning bolt is screwed down;
the combined baffles 14 between the adjacent supporting baffles 1 are mutually supported and clamped, so that the supporting baffles 1 are better in connection tightness;
then the supporting legs 6 are supported on the ground, and the supporting positioning nails 7 are inserted into the ground to further support the supporting baffle plate 1.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can dismantle combined excavation supporting construction of recovery, includes supporting baffle (1), adjusts pole and erection support (4), its characterized in that: the mounting support (4) is arranged on the side wall of the supporting baffle (1), two ends of the adjusting rod are connected to the mounting support (4), the bottom end of the supporting baffle (1) is connected with a positioning inserted rod (5) through a pin shaft, the adjusting rod comprises an outer sleeve (2) and an inner telescopic rod (3), one end of the outer sleeve (2) is connected with an end cover (13), a rack (8) is axially arranged on the upper surface of the inner telescopic rod (3), an adjusting and locking mechanism (9) matched with the rack (8) is arranged on the upper surface of the outer sleeve (2), the adjusting and locking mechanism (9) comprises a mounting shell (91), the bottom of the mounting shell (91) is connected with the upper surface of the outer sleeve (2) through a screw, a driving gear (92) is connected to the lower side of an inner cavity of the mounting shell (91) through a rotating shaft, and the driving gear (92) extends to the inside of the outer sleeve (2, mesh between drive gear (92) and rack (8), the inside upside of installation casing (91) is connected with adjusting gear (94) through the pivot, adjusting gear (94) meshes with drive gear (92) mutually, be connected with adjustment handle (95) in the pivot of adjusting gear (94), adjustment handle (95) are located the outside of installation casing (91), the outer wall downside spiro union of installation casing (91) has positioning bolt, positioning bolt extend to the inside of installation casing (91) and with drive gear (92) between the outer wall contact.
2. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the front side wall and the rear side wall of the support baffle (1) are both provided with combined baffles (14), and the combined baffles (14) on the front side and the rear side are arranged in a staggered mode.
3. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the mounting support (4) comprises a mounting plate (41) connected to the side wall of the support baffle (1) through screws, a support ring (42) is connected to one side wall of the mounting plate (41) deviating from the support baffle (1), and a clamping groove (43) is formed in the upper surface of the support ring (42).
4. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the outer wall of the inner telescopic rod (3) is axially provided with a limiting strip (10), and the inner wall of the end cover (13) is provided with a limiting clamping block matched with the limiting strip (10).
5. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the outer wall of the outer sleeve (2) is axially provided with a sliding groove (11), the sliding groove (11) is provided with a sliding block (12), and the sliding block (12) penetrates through the sliding groove (11) and is in threaded connection with the outer wall of the inner telescopic rod (3).
6. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the lower side of the side wall of the support baffle (1) is connected with a support leg (6) through a pin shaft, and the bottom end of the support leg (6) is connected with a support positioning nail (7).
7. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: the outer wall of the driving gear (92) is provided with a friction ring (93), and the friction ring (93) corresponds to the position between the positioning bolts.
8. The demountable recyclable combined foundation pit supporting structure according to claim 1, wherein: and the two ends of the adjusting rod are both provided with connecting bolts, and the adjusting rod is connected with the mounting support (4) through the connecting bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591574.6A CN111663539A (en) | 2020-06-24 | 2020-06-24 | Can dismantle combined excavation supporting construction of recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591574.6A CN111663539A (en) | 2020-06-24 | 2020-06-24 | Can dismantle combined excavation supporting construction of recovery |
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| Publication Number | Publication Date |
|---|---|
| CN111663539A true CN111663539A (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010591574.6A Pending CN111663539A (en) | 2020-06-24 | 2020-06-24 | Can dismantle combined excavation supporting construction of recovery |
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| CN (1) | CN111663539A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095627A (en) * | 2020-09-28 | 2020-12-18 | 河南省浸江建筑科技有限公司 | Prevent building foundation ditch assembly bearing structure that foundation ditch collapsed |
| CN112482314A (en) * | 2020-12-02 | 2021-03-12 | 张志强 | Water retaining device is used in hydraulic engineering construction |
| CN114659420A (en) * | 2022-03-08 | 2022-06-24 | 国家能源集团新疆能源有限责任公司 | Blasting protector |
| CN114809019A (en) * | 2022-05-28 | 2022-07-29 | 上海山安建设工程有限公司 | Foundation pit supporting structure and foundation pit construction method |
| CN115288518A (en) * | 2022-09-20 | 2022-11-04 | 陈朝敬 | Safety support protection device for municipal foundation pit construction |
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| CN205934786U (en) * | 2016-08-15 | 2017-02-08 | 泉州市巨将防盗设备有限公司 | Scalable banister rod device |
| CN206667266U (en) * | 2017-04-12 | 2017-11-24 | 赵睿 | Open cut section foundation pit supporting system in the middle part of a kind of two built subway tunnels |
| CN207193991U (en) * | 2017-09-12 | 2018-04-06 | 浙江山海建设有限公司 | A kind of foundation pit supporting construction |
| CN207957583U (en) * | 2018-01-17 | 2018-10-12 | 上海利玮机械制造有限公司 | A kind of telescopic bar |
| CN208152051U (en) * | 2018-04-11 | 2018-11-27 | 江苏省地质矿产局第三地质大队 | Foundation pit supporting structure with loose end |
| CN208792341U (en) * | 2018-09-19 | 2019-04-26 | 唐仁 | A kind of adjustable rectangle suspension device of geotechnical engineering |
| CN209082517U (en) * | 2018-10-26 | 2019-07-09 | 浙江中荣建设有限公司 | A kind of deep foundation pit construction crater wall support device |
| CN210134431U (en) * | 2019-04-17 | 2020-03-10 | 安徽建筑大学城市建设学院 | Deep foundation pit supporting device |
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| CN204139175U (en) * | 2014-10-29 | 2015-02-04 | 浙江博雷重型机床制造有限公司 | A kind of foundation pit supporting construction |
| CN205934786U (en) * | 2016-08-15 | 2017-02-08 | 泉州市巨将防盗设备有限公司 | Scalable banister rod device |
| CN206667266U (en) * | 2017-04-12 | 2017-11-24 | 赵睿 | Open cut section foundation pit supporting system in the middle part of a kind of two built subway tunnels |
| CN207193991U (en) * | 2017-09-12 | 2018-04-06 | 浙江山海建设有限公司 | A kind of foundation pit supporting construction |
| CN207957583U (en) * | 2018-01-17 | 2018-10-12 | 上海利玮机械制造有限公司 | A kind of telescopic bar |
| CN208152051U (en) * | 2018-04-11 | 2018-11-27 | 江苏省地质矿产局第三地质大队 | Foundation pit supporting structure with loose end |
| CN208792341U (en) * | 2018-09-19 | 2019-04-26 | 唐仁 | A kind of adjustable rectangle suspension device of geotechnical engineering |
| CN209082517U (en) * | 2018-10-26 | 2019-07-09 | 浙江中荣建设有限公司 | A kind of deep foundation pit construction crater wall support device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095627A (en) * | 2020-09-28 | 2020-12-18 | 河南省浸江建筑科技有限公司 | Prevent building foundation ditch assembly bearing structure that foundation ditch collapsed |
| CN112482314A (en) * | 2020-12-02 | 2021-03-12 | 张志强 | Water retaining device is used in hydraulic engineering construction |
| CN114659420A (en) * | 2022-03-08 | 2022-06-24 | 国家能源集团新疆能源有限责任公司 | Blasting protector |
| CN114809019A (en) * | 2022-05-28 | 2022-07-29 | 上海山安建设工程有限公司 | Foundation pit supporting structure and foundation pit construction method |
| CN115288518A (en) * | 2022-09-20 | 2022-11-04 | 陈朝敬 | Safety support protection device for municipal foundation pit construction |
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Application publication date: 20200915 |
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