CN113322953A - Static pressure open caisson machine - Google Patents
Static pressure open caisson machine Download PDFInfo
- Publication number
- CN113322953A CN113322953A CN202110575129.5A CN202110575129A CN113322953A CN 113322953 A CN113322953 A CN 113322953A CN 202110575129 A CN202110575129 A CN 202110575129A CN 113322953 A CN113322953 A CN 113322953A
- Authority
- CN
- China
- Prior art keywords
- hoop
- push
- open caisson
- movable
- steel casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003068 static effect Effects 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000002706 hydrostatic effect Effects 0.000 claims 9
- 239000002689 soil Substances 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 230000005641 tunneling Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 102100023170 Nuclear receptor subfamily 1 group D member 1 Human genes 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention is used in the field of working well construction equipment, in particular to a static pressure open caisson machine which comprises an anchor ear capable of being contracted and extended, the hoop is used for hooping the steel casing, push-pull devices are arranged on two sides of the hoop and used for pushing the hoop to rotate forwards and backwards, in the construction process, the hoops tightly hold the steel casing, then the push-pull devices on the two sides of the hoops move in a staggered manner to continuously push the hoops to rotate positively and negatively, so that the steel casing tightly held by the hoops is continuously embedded into the soil layer, when the steel casing embedding body layer has a certain depth, digging out soil in the steel casing, then continuously driving the steel casing to be embedded into the soil layer through the hoop until the working well is excavated, because the static pressure open caisson machine drives the hoop to continuously rotate forward and backward through the push-pull device to realize tunneling, therefore, the soil layer which is easy to collapse is damaged less, the excavation process is safer, and collapse cannot occur.
Description
Technical Field
The invention is used in the field of working well construction equipment, and particularly relates to a static pressure open caisson machine.
Background
At present, no related mechanical equipment can construct a working well on a quicksand layer which is easy to collapse and a soil layer which contains more water, the construction safety coefficient is not high, and the ground collapse is easy to cause.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art, and provides a static pressure open caisson machine which can be used for constructing a working well in a quicksand layer which is easy to collapse and a soil layer containing more water, is safer in the construction process and is not easy to cause ground collapse.
The technical scheme adopted by the invention for solving the technical problems is as follows: the static pressure open caisson machine comprises a retractable hoop, wherein the hoop is used for hooping a steel casing, push-pull devices are arranged on two sides of the hoop and are used for driving the hoop to rotate forwards and backwards.
The technical scheme at least has the following advantages or beneficial effects: in the work progress, the staple bolt holds a steel and protects a section of thick bamboo tightly, then the push-pull device staggered movement of staple bolt both sides constantly promotes staple bolt positive and negative rotation, make the staple bolt hold a steel and protect a section of thick bamboo constantly to the soil layer embedding tightly, after a certain degree of depth of steel protects a section of thick bamboo embedding body layer, dig out the inside soil of a steel section of thick bamboo, then continue to drive a steel through the staple bolt and protect a section of thick bamboo embedding soil layer, dig until accomplishing the working well, because this static pressure open caisson machine drives the staple bolt through push-pull device and constantly carries out positive and negative rotation and realize the tunnelling, so to the destruction on the soil layer of collapsing easily less, it is comparatively safe at the excavation in-process, be difficult for causing ground collapse.
Further as an improvement of the technical scheme of the invention, the hoop comprises a frame, the frame is positioned outside the hoop, and the push-pull device is connected between the hoop and the frame.
Further as an improvement of the technical scheme of the invention, the bottom of the rack is provided with a walking roller.
Further as an improvement of the technical scheme of the invention, a lifting oil cylinder is arranged between the walking roller and the rack, and the lifting oil cylinder is used for driving the rack to lift.
As a further improvement of the technical scheme of the invention, the hoop is provided with a connecting lug, one end of the push-pull device is connected with the rack, and the other end of the push-pull device is connected with the connecting lug.
As a further improvement of the technical scheme of the invention, a pressing device is further arranged between the rack and the hoop, one end of the pressing device is connected with the rack, and the other end of the pressing device is connected with the connecting lug.
As a further improvement of the technical scheme of the invention, the pressing device is connected with the frame through a movable part.
As a further improvement of the technical solution of the present invention, the hoop includes a first movable hoop, a second movable hoop and a fixed hoop, and the first movable hoop and the second movable hoop are respectively hinged at two ends of the fixed hoop.
As a further improvement of the technical scheme of the invention, a driving oil cylinder is arranged on the hoop, one end of the driving oil cylinder is connected with the first movable hoop, and the other end of the driving oil cylinder is connected with the second movable hoop.
As a further improvement of the technical scheme of the invention, the first movable hoop is provided with an arc-shaped guide rod, the second movable hoop is provided with a guide channel, and the arc-shaped guide rod can be embedded into the guide channel.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a front view of one embodiment of the present invention;
FIG. 2 is a top view of the embodiment shown in FIG. 1;
fig. 3 is a side view of the embodiment shown in fig. 1.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.
In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
The invention provides a static pressure open caisson machine which is mainly applied to excavation of a working well.
Referring to fig. 1 and 2, the static pressure open caisson comprises a retractable hoop 1, the hoop 1 is used for hooping a steel casing, push-pull devices 3 are arranged on two sides of the hoop 1, and the push-pull devices 3 are used for pushing the hoop 1 to rotate forwards and backwards.
In the work progress, staple bolt 1 holds a steel casing tightly, then the push-pull device 3 staggered movement of staple bolt 1 both sides constantly promotes staple bolt 1 and just rotates backward, make the steel casing that staple bolt 1 holds tightly constantly to the soil layer embedding, after steel casing embedding body layer certain degree of depth, dig out the inside soil of steel casing, then continue to drive steel casing embedding soil layer through staple bolt 1, until accomplishing the working well excavation, because this static pressure open caisson machine drives staple bolt 1 through push-pull device 3 and constantly carries out and just rotates backward and realize the tunnelling, so it is less to the destruction on the soil layer of easily collapsing, it is comparatively safe in the excavation process, be difficult to appear collapsing.
Referring to fig. 2, the hoop 1 includes a first movable hoop 100, a second movable hoop 102 and a fixed hoop 101, and the first movable hoop 100 and the second movable hoop 102 are respectively hinged at two ends of the fixed hoop 101.
The hoop 1 is further provided with a driving oil cylinder, one end of the driving oil cylinder is connected with the first movable hoop 100, and the other end of the driving oil cylinder is connected with the second movable hoop 102.
Specifically, one end of the first movable hoop 100, which is far away from the fixed hoop 101, is provided with a first connecting plate 108, one end of the second movable hoop 102, which is far away from the fixed hoop 101, is provided with a second connecting plate 109, the driving oil cylinder is arranged on the lower side of the hoop 1, one end of the driving oil cylinder is connected with the first connecting plate 108, and the other end of the driving oil cylinder is fixedly connected with the second connecting plate 109.
During construction, the driving oil cylinder can drive the first movable hoop 100 and the second movable hoop 102 to approach each other so as to clamp the steel casing, and the driving oil cylinder can drive the first movable hoop 100 and the second movable hoop 102 to move away from each other so as to loosen the steel casing.
Further, an arc-shaped guide rod 103 is arranged on the first movable hoop 100, a guide channel is arranged on the second movable hoop 102, and the arc-shaped guide rod 103 can be embedded into the guide channel.
As shown in fig. 2, one end of the arc-shaped guide rod 103 on the first movable hoop 100 is fixed on the first connecting plate 108, the arc-shaped guide rod 103 extends and bends in the bending direction of the second movable hoop 102, the second connecting plate 109 is provided with a plurality of protrusions 104, each protrusion 104 sequentially forms a guide channel, when the first movable hoop 100 and the second movable hoop 102 are driven by the driving cylinder to approach each other, the arc-shaped guide rod 103 is inserted into the guide channel formed by the plurality of protrusions 104, so that the first movable hoop 100 and the second movable hoop 102 are firmly butted, and the dislocation between the first movable hoop 100 and the second movable hoop 102 due to the long-time push-pull action of the push-pull device 3 is reduced.
In addition, the second connecting plate 109 is further provided with a clamping ring 110, the clamping ring 110 is provided with a through hole, and when the first movable hoop 100 and the second movable hoop 102 are close to each other, the arc-shaped guide rod 103 is also inserted into the through hole of the clamping ring 110, so that the clamping ring 110 forms vertical constraint on the arc-shaped guide rod 103, and further, vertical dislocation of the first movable hoop 100 and the second movable hoop 102 is reduced.
The frame 2 is also arranged on the outer side of the hoop 1, and the push-pull device 3 is connected between the hoop 1 and the frame 2.
Specifically, frame 2 is equipped with two, and two frames 2 are located the both sides of staple bolt 1 respectively, and push-and-pull device 3 also is equipped with two, is connected a push-and-pull device 3 between every frame 2 and the staple bolt 1, and in the course of the work, two push-and-pull device 3 crisscross motion each other drive staple bolt 1 and constantly rotate about.
In addition, the bottom of the two frames 2 is provided with a roller 200, which facilitates the movement of the static pressure open caisson machine.
Four corners of the frame 2 are provided with anchoring holes 202, and in the construction process, the frame 2 is fixed on the ground through the anchoring holes 202.
Further, a lifting oil cylinder 201 is installed between the walking roller 200 and the frame 2, the lifting oil cylinder 201 is used for driving the frame 2 to lift, after the static pressure open caisson machine is pushed to move to a construction position, the lifting oil cylinder 201 drives the two frames 2 to descend to be in contact with the ground, then the anchoring nails penetrate through the anchoring holes 202 to nail the frame 2 to the ground, the static pressure open caisson machine is guaranteed to be stable at a construction point, after construction is finished, the anchoring nails are pulled out, and the lifting oil cylinder 201 pushes the two frames 2 to ascend to leave the ground.
In the invention, the hoop 1 is provided with a connecting lug 105, one end of the push-pull device 3 is connected with the frame 2, and the other end is connected with the connecting lug 105.
Specifically, the first movable hoop 100 and the second movable hoop 102 are both provided with a connecting lug 105, the push-pull device 3 is a push-pull oil cylinder, a base of the push-pull oil cylinder is fixedly connected with the frame 2, and a power output end of the push-pull oil cylinder is connected with the connecting lug 105 of the hoop 1.
In some embodiments, a pressing device 4 is further disposed between the frame 2 and the hoop 1, and one end of the pressing device 4 is connected to the frame 2, and the other end is connected to the connecting lug 105.
Specifically, the number of the pressing devices 4 is two, one pressing device 4 is arranged between each rack 2 and the hoop 1, each pressing device 4 comprises two pressing oil cylinders 106, bases of the pressing oil cylinders 106 are fixed on the racks 2, and power output ends of the pressing oil cylinders 106 are connected with the connecting lugs 105.
In the construction process, the two push-pull devices 3 drive the anchor ear 1 to rotate continuously, and meanwhile the two pressing devices 4 apply pressure embedded into the soil layer to the anchor ear 1, so that the steel casing tightly held by the anchor ear 1 can be rapidly tunneled in the soil layer, and the tunneling efficiency of the working well is effectively improved.
Further, in the invention, the hold-down device 4 is connected with the frame 2 through a movable part, so that the hold-down device 4 can swing along with the hold-down device 1 in the process of driving the push-pull device 3 to rotate.
Specifically, each of the pressing cylinders 106 is connected to the frame 2 through a rotating shaft 107, so that the two pressing cylinders 106 can swing along with the rotation of the hoop 1.
Of course, the present invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. A static pressure open caisson machine is characterized in that: the telescopic hoop comprises a telescopic hoop (1), wherein the hoop (1) is used for hooping a steel casing, push-pull devices (3) are arranged on two sides of the hoop (1), and the push-pull devices (3) are used for driving the hoop (1) to rotate forwards and backwards.
2. The hydrostatic open caisson of claim 1, wherein: the hoop device is characterized by further comprising a rack (2), wherein the rack (2) is located on the outer side of the hoop (1), and the push-pull device (3) is connected between the hoop (1) and the rack (2).
3. The hydrostatic open caisson of claim 2, wherein: and a walking roller (200) is arranged at the bottom of the frame (2).
4. The hydrostatic open caisson of claim 3, wherein: a lifting oil cylinder (201) is arranged between the walking roller (200) and the rack (2), and the lifting oil cylinder (201) is used for driving the rack (2) to lift.
5. The hydrostatic open caisson of claim 2, wherein: the hoop (1) is provided with a connecting lug (105), one end of the push-pull device (3) is connected with the rack (2), and the other end of the push-pull device is connected with the connecting lug (105).
6. The hydrostatic open caisson of claim 5, wherein: the hoop is characterized in that a pressing device (4) is further arranged between the rack (2) and the hoop (1), one end of the pressing device (4) is connected with the rack (2), and the other end of the pressing device is connected with the connecting lug (105).
7. The hydrostatic open caisson of claim 6, wherein: the pressing device (4) is connected with the rack (2) through a movable part.
8. The hydrostatic open caisson of claim 1, wherein: the hoop (1) comprises a first movable hoop (100), a second movable hoop (102) and a fixed hoop (101), and the first movable hoop (100) and the second movable hoop (102) are hinged to two ends of the fixed hoop (101) respectively.
9. The hydrostatic open caisson of claim 8, wherein: and a driving oil cylinder is arranged on the hoop (1), one end of the driving oil cylinder is connected with the first movable hoop (100), and the other end of the driving oil cylinder is connected with the second movable hoop (102).
10. The hydrostatic open caisson of claim 8, wherein: the movable hoop is characterized in that an arc-shaped guide rod (103) is arranged on the first movable hoop (100), a guide channel is arranged on the second movable hoop (102), and the arc-shaped guide rod (103) can be embedded into the guide channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575129.5A CN113322953A (en) | 2021-05-26 | 2021-05-26 | Static pressure open caisson machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575129.5A CN113322953A (en) | 2021-05-26 | 2021-05-26 | Static pressure open caisson machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113322953A true CN113322953A (en) | 2021-08-31 |
Family
ID=77416812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110575129.5A Pending CN113322953A (en) | 2021-05-26 | 2021-05-26 | Static pressure open caisson machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113322953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541455A (en) * | 2022-03-14 | 2022-05-27 | 三峡绿色发展有限公司 | Steel open caisson construction system and method based on micro pipe jacking and pipe shaking well technology |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW515459U (en) * | 2002-05-06 | 2002-12-21 | Ming-Fu Ye | Improved structure of pipe quaking machine used in vertical pit |
-
2021
- 2021-05-26 CN CN202110575129.5A patent/CN113322953A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW515459U (en) * | 2002-05-06 | 2002-12-21 | Ming-Fu Ye | Improved structure of pipe quaking machine used in vertical pit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541455A (en) * | 2022-03-14 | 2022-05-27 | 三峡绿色发展有限公司 | Steel open caisson construction system and method based on micro pipe jacking and pipe shaking well technology |
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| PB01 | Publication | ||
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Application publication date: 20210831 |