CN110965566A - A clay agitator for cofferdam is transferred - Google Patents
A clay agitator for cofferdam is transferred Download PDFInfo
- Publication number
- CN110965566A CN110965566A CN201911422318.8A CN201911422318A CN110965566A CN 110965566 A CN110965566 A CN 110965566A CN 201911422318 A CN201911422318 A CN 201911422318A CN 110965566 A CN110965566 A CN 110965566A
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- China
- Prior art keywords
- clay
- rod
- rod body
- cofferdam
- soil
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- 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.)
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- 239000004927 clay Substances 0.000 title claims abstract description 77
- 239000002689 soil Substances 0.000 claims abstract description 66
- 238000003780 insertion Methods 0.000 claims abstract description 47
- 230000037431 insertion Effects 0.000 claims abstract description 47
- 230000001154 acute effect Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 15
- 239000000284 extract Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
- E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/32—Rippers
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Mechanical Engineering (AREA)
- Foundations (AREA)
Abstract
The invention discloses a clay scarifier for lowering a cofferdam, which comprises a rod body, an insertion part and a plurality of scarification rods, wherein the insertion part is arranged at one end of the rod body, the other end of the rod body is a pressure-bearing end, and the insertion part is vertically inserted into clay by applying pressure to the pressure-bearing end; the plurality of soil loosening rods are distributed at intervals in the axial direction of the rod body, the soil loosening rods are rotatably arranged at one end, close to the insertion part, of the rod body, and the soil loosening rods are inserted into the clay along with the insertion part and loosen the clay; the clay scarifier comprises an insertion state and a pull-out state, and when the clay scarifier is in the insertion state, the scarifying rods extend upwards in an inclined manner and form acute angles with the rod bodies; when being in the state of extracting, become the right angle between the pole and the body of rod of loosening the soil, the pole that loosens the soil extracts the in-process not hard up clay, and the clay is to loosening the soil the acute angle space between pole and the body of rod exert pressure for the dry expansion that loosens the soil, and with become the right angle between the body of rod, thereby realize not hard up clay's effect.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a clay scarifier for lowering a cofferdam.
Background
The cofferdam is used as a water enclosing structure of the underwater bearing platform, the installation is carried out at the later stage of pile foundation construction, water is pumped after the bottom sealing, a 'dry environment' is provided for the construction of the bearing platform, and the construction of a large-span bridge between a great river and a strait becomes a trend for bridge construction.
In the construction process that the cofferdam was transferred, need tentatively clear up in the cofferdam before the cofferdam is transferred, the inside clay silt of cofferdam can increase the floating weight of cofferdam, brings very big potential safety hazard for the promotion and the transfer of cofferdam, and these clays must clear away before the cofferdam is transferred.
The mode of clay in the direct adoption suction pump machine extraction cofferdam is clear away to current clay, nevertheless because the stickness of clay is too strong, cohesiveness is good, is difficult for scattering the absorption with water, suction pump machine be difficult to effectual absorption cofferdam clay, lead to the inefficiency that the cofferdam transferred.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the clay scarifier for lowering the cofferdam, which is used for effectively treating clay in the cofferdam, improving the mud suction efficiency of a mud suction pump and accelerating the lowering of the cofferdam.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a clay ripper for cofferdam is transferred, it includes:
a rod body;
the inserting part is arranged at one end of the rod body;
the plurality of soil loosening rods are distributed at intervals along the axial direction of the rod body, and the soil loosening rods are rotatably arranged at one end, close to the insertion part, of the rod body;
the clay scarifier comprises an insertion state and a pull-out state, and when the clay scarifier is in the insertion state, the scarifying rods extend upwards in an inclined manner and form acute angles with the rod bodies; when the soil loosening rod is in a pulling-out state, a right angle is formed between the soil loosening rod and the rod body.
On the basis of the technical scheme, when the soil loosening rod is in an inserted state, an included angle between the soil loosening rod and the rod body is 30 degrees.
On the basis of the technical scheme, the clay scarifier further comprises a limiting mechanism, wherein two ends of the limiting mechanism are respectively connected with the rod body and the scarification rod in a movable mode, and the limiting mechanism is used for limiting the rotation angle of the scarification rod.
On the basis of the technical scheme, the limiting mechanism comprises:
one end of the loop bar is connected with the bar body;
one end of the telescopic rod extends into the sleeve rod and can move along the length direction of the sleeve rod, and the other end of the telescopic rod is connected with the soil loosening rod.
On the basis of the technical scheme, the insertion part is of a conical structure, and the sectional area of the conical structure is gradually reduced from the direction close to the rod body to the direction far away from the rod body.
On the basis of the technical scheme, the conical structure comprises:
one side of the triangular bottom plate is connected with one end of the rod body;
the triangular side plates are distributed at intervals along the outer wall surface of the triangular bottom plate, and one side of each triangular side plate is fixed on the triangular bottom plate and forms the conical structure.
On the basis of the technical scheme, the triangular side plates are in the shape of right-angled triangles, and the right-angled sides of the triangular side plates are fixed on the triangular bottom plate.
On the basis of the technical scheme, the shape of the insertion part is an acute triangle, and one side of the insertion part is connected with one end of the rod body.
On the basis of the technical scheme, the insertion part is in the shape of an isosceles acute triangle.
On the basis of the technical scheme, a gap for clay leakage is formed in the insertion part.
Compared with the prior art, the invention has the advantages that:
the clay scarifier for lowering the cofferdam can realize the automatic soil loosening process, loosening of clay is realized through opening and closing of the soil loosening rods, the soil loosening rods and the rod body form acute angles, the soil loosening rods can be conveniently pulled out to be unfolded, the soil loosening rods are right-angled to the rod body after being pulled out, the condition that the expansion range of the soil loosening rods is too large and large force needs to be applied in the inserting and pulling processes due to the fact that the soil loosening rods are too large in angle, time and labor are wasted, the clay scarifier can effectively treat the clay in the cofferdam, the soil suction efficiency of a soil suction pump is improved, and the lowering of the cofferdam is accelerated.
Drawings
Fig. 1 is a schematic view of a clay scarifier for lowering a cofferdam in an inserted state according to an embodiment of the present invention;
fig. 2 is a schematic view of a clay ripper for cofferdam lowering in the embodiment of the present invention in a pulled-out state;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a right side view of fig. 1.
In the figure: the soil loosening rod comprises a rod body 1, an insertion part 2, a triangular bottom plate 20, a triangular side plate 21, a soil loosening rod 3, a limiting mechanism 4, a loop bar 40 and a telescopic rod 41.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1 and 2, an embodiment of the invention provides a clay scarifier for lowering a cofferdam, which includes a rod body 1, an insertion portion 2 and a plurality of scarifying rods 3, wherein the insertion portion 2 is arranged at one end of the rod body 1, the other end of the rod body 1 is a pressure-bearing end, and the insertion portion 2 is vertically inserted into clay by applying pressure to the pressure-bearing end; the plurality of soil loosening rods 3 are distributed at intervals in the axial direction of the rod body 1, the soil loosening rods 3 are rotatably arranged at one end, close to the insertion part 2, of the rod body 1, and the soil loosening rods 3 are inserted into clay along with the insertion part 2 and loosen the clay; the clay scarifier comprises an insertion state and a pull-out state, and when the clay scarifier is in the insertion state (the state of being inserted into clay), the scarifying rod 3 extends upwards in an inclined mode and forms an acute angle with the rod body 1; when being in the state of extracting (the state when extracting from the clay), it becomes the right angle to loosen the soil between pole 3 and the body of rod 1, and the pole 3 that loosens the soil extracts the in-process not hard up clay, and the clay exerts pressure to the acute angle space between the pole 3 and the body of rod 1 that loosens the soil for it expandes to loosen the soil futilely 3, and with become the right angle between the body of rod 1, thereby realizes not hard up clay's effect.
The working principle of the clay scarifier provided by the embodiment of the invention is as follows: exert pressure to the body of rod 1, make the insertion portion 2 of the body of rod 1 one end insert in the clay, the pole 3 that loosens the soil also inserts the clay along with insertion portion 2 together, and loosen the soil the pole 3 at the insertion in-process, draw in under the effect of the barrier force of clay, and be the acute angle with the body of rod 1, then extract the body of rod 1, the pole 3 that loosens the soil gets into the acute angle space between the pole 3 and the body of rod 1 at the in-process clay that extracts, and exert pressure and make the pole 3 that loosens the soil expand, and with become the right angle between the body of rod 1, repeat in inserting the clay again, and extract, thereby realize loosening the soil.
The clay scarifier disclosed by the embodiment of the invention can realize an automatic soil loosening process, loosening of clay is realized through opening and closing of the soil loosening rods 3, the soil loosening rods 3 and the rod body 1 form an acute angle, the soil loosening rods 3 can be conveniently pulled out to be unfolded in the process, the soil loosening rods 3 are pulled out to be in a right angle with the rod body 1, the condition that the unfolding range of the soil loosening rods 3 is too large, and great force needs to be applied in the inserting and pulling processes, so that time and labor are wasted, the clay scarifier can effectively treat clay in a cofferdam, the mud suction efficiency of a mud suction pump is improved, and the lowering of the cofferdam is accelerated.
Referring to fig. 1 and 3, optionally, when in the insertion state, the ripping rod 3 and the rod body 1 form an angle of 30 degrees. Loosen the soil pole 3 and the body of rod 1 and be 30 degrees, conveniently extract in-process clay and get into and loosen the soil between pole 3 and the body of rod 1, apply pressure to the pole 3 that loosens the soil and make the pole 3 that loosens the soil expand, if the too big angle that can lead to loosening the soil pole 3 at the in-process of extracting and expand the angle undersize of pole 3 and the body of rod 1 of loosening the soil, can't realize effectively loosening the soil, if the angle undersize of pole 3 and the body of rod 1 of loosening the soil, lead to the clay to be difficult to get into and loosen the soil between pole 3 and the body of rod 1, lead to loosening the soil pole 3 to.
Referring to fig. 1 and 2, optionally, the clay ripper further includes a limiting mechanism 4, two ends of the limiting mechanism 4 are movably connected with the rod body 1 and the ripping rod 3, respectively, and the limiting mechanism 4 is used for limiting a rotation angle of the ripping rod 3. Stop gear 4 can restrict the angle of the pole 3 that loosens the soil at the inserted state and the angle of the state of extracting to the pole that loosens the soil can not be closed completely after inserting clay, also can not extract the in-process again and expand the range too big.
Referring to fig. 2, preferably, the limiting mechanism 4 comprises a loop bar 40 and an expansion bar 41, wherein one end of the loop bar 40 is rotatably connected with the rod body 1; one end of the telescopic rod 41 extends into the loop bar 40 and can move along the length direction of the loop bar 40, and the other end is rotatably connected with the soil loosening rod 3. When the soil loosening rod is inserted into the sleeve rod 40, one end of the telescopic rod 41 gradually extends into the sleeve rod 40 until the end of the sleeve rod 40 is inserted into the sleeve rod and cannot be shortened, and an acute angle is formed between the soil loosening rod 3 and the rod body 1; when in the process of the pulling-out state, one end of the telescopic rod 41 gradually extends out of the loop bar 40 until extending out of the top end of the loop bar 40 and can not extend out any more, and at the moment, the soil loosening rod 3 and the rod body 1 form a right angle.
Referring to fig. 3, further, the insertion portion 2 has a tapered structure, and the cross-sectional area of the tapered structure gradually decreases from the position close to the rod body 1 to the position far away from the rod body 1. The tip of the conical structure can be easily inserted into the clay, and the adhesion of the clay can be reduced by the surface of the conical structure.
Referring to fig. 2-4, further, the conical structure comprises a triangular bottom plate 20 and a plurality of triangular side plates 21, one side of the triangular bottom plate 20 is connected with one end of the rod body 1, and the sharp angle is far away from the rod body 1 and is used for inserting clay; the triangular side plates 21 are distributed at intervals along the outer wall surface of the triangular bottom plate 20, and one side of each triangular side plate 21 is fixed on the triangular bottom plate 20 to form a conical structure. An angle of a plurality of triangle-shaped curb plates 21 assembles the tip angle end at triangle-shaped bottom plate 20, forms the tip angle end of toper structure jointly, and the side that a plurality of triangle-shaped curb plates 21 outwards also is equivalent to the cutting edge, plays diversified not hard up clay's purpose.
Furthermore, the triangular side plate 21 is in the shape of a right triangle, and the right-angled sides of the triangular side plate 21 are fixed on the triangular bottom plate 20. The triangular side plates 21 and the triangular bottom plate 20 of the right triangle form a regular conical structure together, so that the effect of balanced stress on each surface of the conical structure is realized, and the labor is saved.
Optionally, the shape of the insertion portion 2 is an acute triangle, and one side of the insertion portion 2 is connected to one end of the rod body 1. The structure of the insertion part is simpler, and the smaller the resistance of the received clay, the easier the insertion part is inserted into the clay.
Preferably, the shape of the insertion portion 2 is an isosceles acute triangle. Thus, the central line of the insertion part 2 and the central line of the rod body 1 are on the same straight line, when pressure is applied to the rod body 1, the central line of the insertion part 2 is just aligned, all applied force can be applied to the insertion part 2, redundant work can not be performed, and the loss of the applied force is reduced.
Furthermore, a gap for clay leakage is formed in the insertion part 2. Set up the breach on the insertion portion 2 and can reduce the pulling force of the body of rod 1 at the in-process of extracting, partly clay is revealed from the breach, has alleviateed the weight of the clay that loosens the soil pole 3 and bore to it loosens the soil pole 3 to extract more easily.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. The utility model provides a clay agitator for cofferdam is transferred, its characterized in that, it includes:
a rod body (1);
an insertion section (2) provided at one end of the rod body (1);
the plurality of soil loosening rods (3) are distributed at intervals in the axial direction of the rod body (1), and the soil loosening rods (3) are rotatably arranged at one end, close to the insertion part (2), of the rod body (1);
the clay scarifier comprises an insertion state and a pull-out state, and when the clay scarifier is in the insertion state, the scarifying rod (3) extends upwards in an inclined manner and forms an acute angle with the rod body (1); when the soil loosening rod is in a pulling-out state, a right angle is formed between the soil loosening rod (3) and the rod body (1).
2. The clay ripper for cofferdam lowering as claimed in claim 1, wherein an angle between the ripping rod (3) and the rod body (1) is 30 degrees when in an inserted state.
3. The clay ripper for putting down a cofferdam according to claim 1, further comprising a limiting mechanism (4), wherein two ends of the limiting mechanism (4) are movably connected with the rod body (1) and the ripping rod (3), respectively, and the limiting mechanism (4) is used for limiting a rotation angle of the ripping rod (3).
4. The clay ripper for cofferdam lowering as recited in claim 3, wherein said limit mechanism (4) comprises:
a loop bar (40), one end of which is connected with the bar body (1);
and one end of the telescopic rod (41) extends into the sleeve rod (40) and can move along the length direction of the sleeve rod (40), and the other end of the telescopic rod is connected with the soil loosening rod (3).
5. The clay ripper for cofferdam lowering as recited in claim 1, wherein the insertion portion (2) has a tapered structure whose sectional area is gradually reduced from being close to the rod body (1) toward being far from the rod body (1).
6. The clay ripper for cofferdam lowering of claim 5, wherein the cone structure comprises:
the triangular bottom plate (20), one side of the triangular bottom plate (20) is connected with one end of the rod body (1);
the triangular bottom plate comprises a plurality of triangular side plates (21), the triangular side plates (21) are distributed along the outer wall surface of the triangular bottom plate (20) at intervals, and one side of each triangular side plate (21) is fixed on the triangular bottom plate (20) and forms the conical structure.
7. The clay ripper for putting a cofferdam down as claimed in claim 6, wherein the triangular side plate (21) is in the shape of a right triangle, and the right-angled side of the triangular side plate (21) is fixed on the triangular bottom plate (20).
8. The clay ripper for putting a cofferdam down of claim 1, wherein the shape of the insertion part (2) is an acute triangle, and one side of the insertion part (2) is connected with one end of the rod body (1).
9. The clay ripper for cofferdam lowering as recited in claim 8, wherein the shape of said insertion portion (2) is an isosceles acute triangle.
10. The clay ripper for putting the cofferdam downward as claimed in claim 1, wherein the insertion part (2) is provided with a gap for clay leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911422318.8A CN110965566A (en) | 2019-12-31 | 2019-12-31 | A clay agitator for cofferdam is transferred |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911422318.8A CN110965566A (en) | 2019-12-31 | 2019-12-31 | A clay agitator for cofferdam is transferred |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110965566A true CN110965566A (en) | 2020-04-07 |
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ID=70037748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911422318.8A Pending CN110965566A (en) | 2019-12-31 | 2019-12-31 | A clay agitator for cofferdam is transferred |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110965566A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112655420A (en) * | 2020-12-14 | 2021-04-16 | 喻有强 | Seedling culture container with lining net for forestry container seedlings |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM249453U (en) * | 2003-12-05 | 2004-11-11 | Global Ind Holdings Ltd | Gardening tools base |
| JP2007132068A (en) * | 2005-11-10 | 2007-05-31 | Hiroshi Narahara | Plate pile |
| CN104704942A (en) * | 2013-12-16 | 2015-06-17 | 天津海滋缘农业科技有限公司 | Novel manual scarifier |
| CN206977926U (en) * | 2017-07-20 | 2018-02-09 | 新昌县七星街道松嘉机械厂 | A kind of novel ripper |
| CN108271506A (en) * | 2018-01-16 | 2018-07-13 | 深圳市晟祥知识产权有限公司 | A kind of novel herbicidal vehicle carrying out weeding using three-step approach |
| CN207897328U (en) * | 2018-02-06 | 2018-09-25 | 中国农业科学院北京畜牧兽医研究所 | Clover period of seedling establishment loosening device |
| CN211849519U (en) * | 2019-12-31 | 2020-11-03 | 中铁大桥局集团有限公司 | A clay agitator for cofferdam is transferred |
-
2019
- 2019-12-31 CN CN201911422318.8A patent/CN110965566A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM249453U (en) * | 2003-12-05 | 2004-11-11 | Global Ind Holdings Ltd | Gardening tools base |
| JP2007132068A (en) * | 2005-11-10 | 2007-05-31 | Hiroshi Narahara | Plate pile |
| CN104704942A (en) * | 2013-12-16 | 2015-06-17 | 天津海滋缘农业科技有限公司 | Novel manual scarifier |
| CN206977926U (en) * | 2017-07-20 | 2018-02-09 | 新昌县七星街道松嘉机械厂 | A kind of novel ripper |
| CN108271506A (en) * | 2018-01-16 | 2018-07-13 | 深圳市晟祥知识产权有限公司 | A kind of novel herbicidal vehicle carrying out weeding using three-step approach |
| CN207897328U (en) * | 2018-02-06 | 2018-09-25 | 中国农业科学院北京畜牧兽医研究所 | Clover period of seedling establishment loosening device |
| CN211849519U (en) * | 2019-12-31 | 2020-11-03 | 中铁大桥局集团有限公司 | A clay agitator for cofferdam is transferred |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112655420A (en) * | 2020-12-14 | 2021-04-16 | 喻有强 | Seedling culture container with lining net for forestry container seedlings |
| CN112655420B (en) * | 2020-12-14 | 2024-03-26 | 喻有强 | Seedling raising container with lining net for forestry container seedlings |
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