CN109868832A - A kind of foundation pit Yield rainfall relation device and its construction method - Google Patents
A kind of foundation pit Yield rainfall relation device and its construction method Download PDFInfo
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- CN109868832A CN109868832A CN201910064884.XA CN201910064884A CN109868832A CN 109868832 A CN109868832 A CN 109868832A CN 201910064884 A CN201910064884 A CN 201910064884A CN 109868832 A CN109868832 A CN 109868832A
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Abstract
The invention discloses a kind of foundation pit Yield rainfall relation device and its construction methods, it is related to construction engineering technical field, its key points of the technical solution are that: foundation pit Yield rainfall relation device includes the sump by foundation pit, it further include the conduit for penetrating the sump borehole wall, the conduit includes multiple end to end son pipes, positioned at the top of end of conduit, the conduit is connected to inside sump by sub- pipe, and the top is located at end of the conduit far from sump, and the sub- pipe is equipped with the water seepage hole for penetrating through sub- pipe side wall.The card slot that the sub- pipe both ends are respectively equipped with fixture block, are clamped with the fixture block of adjacent sub- pipe, fixture block, card slot fasten direction along the radial direction of sub- pipe.This foundation pit Yield rainfall relation device and its construction method have the advantage for improving foundation pit Yield rainfall relation efficiency, reducing labor workload；Personnel can complete the installation of conduit outside sump, and personnel need not enter in sump, work progress health and safety；Conduit is not easy by soil clogging, and conduit penetrate soil resistance it is smaller.
Description
Technical field
The present invention relates to construction engineering technical field, in particular to a kind of foundation pit Yield rainfall relation device and its construction method.
Background technique
In construction projects, foundation pit is the heatable adobe sleeping platform dug in basic engineering position by substrate absolute altitude and basic plane size.
Foundation pit Yield rainfall relation refers to that in excavation pit, level of ground water, which is higher than, excavates bottom surface, and underground water can constantly penetrate into hole, to guarantee base
Hole can construct in dry conditions, prevent slope instability, basic quicksand, bottom heave, hole bottom tube from gushing and declining with foundation bearing capacity
And the precipitation work done.
Current foundation pit Yield rainfall relation method is that sump is dug by foundation pit, and the underground water of height locating for foundation pit can penetrate into
In sump, underground water is then extracted out out of sump using water pump, makes the water level decreasing at foundation pit.
Prior art among the above has the following deficiencies: when the infiltration ability of soil is poor, Groundwater infiltration collection
Speed in well is slower, on the one hand leads to the inefficiency of foundation pit Yield rainfall relation, and the permeating speed of another aspect underground water is less than
The speed of drawing water of water pump causes manually to want frequent start-stop water pump, increases the artificial amount of labour.
Summary of the invention
In view of the deficienciess of the prior art, the first object of the present invention is to provide a kind of foundation pit Yield rainfall relation device, tool
The advantage for being improved foundation pit Yield rainfall relation efficiency, reducing labor workload.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of foundation pit Yield rainfall relation device,
It further include the conduit for penetrating the sump borehole wall, the conduit includes multiple end to end including the sump being set to by foundation pit
Son is managed, positioned at the top of end of conduit, and the conduit is connected to inside sump by sub- pipe, and it is separate that the top is located at conduit
The end of sump, the sub- pipe are equipped with the water seepage hole for penetrating through sub- pipe side wall.
Through the above technical solutions, personnel can by top squeeze into the borehole wall of sump, then top end successively
Sub- pipe is squeezed into form conduit entirety, conduit extends into the soil by sump.Underground water energy in soil passes through conduit
Into in sump, conduit significantly enhances the efficiency that underground water seeps water into sump.Personnel take out sump with water pump
When water, it is less prone to the situation that ponding is taken out rapidly light, water pump is able to maintain prolonged operation, on the one hand improves foundation pit drop
On the other hand the efficiency of draining reduces artificial workload.
Preferably, the card slot that the sub- pipe both ends are respectively equipped with fixture block, are clamped with the fixture block of adjacent sub- pipe, the fixture block,
Card slot fastens direction along the radial direction of sub- pipe.
Through the above technical solutions, between top and multiple sub- pipes conduit can be connected by way of card slot, fixture block clamping
It is whole, it is more convenient；Son manages, will not generate relative displacement along axial between top, radially also has centainly between sub- pipe, top
Bonding strength.
Preferably, the sub- pipe is equipped with the metal mesh for covering water seepage hole.
Through the above technical solutions, metal mesh, while can guarantee infiltration, soil can be blocked in outer, soil by metal mesh
It is not easy to plug inside water seepage hole or sub- pipe.
Preferably, the metal mesh is cylindrical in shape the inner wall for being attached at sub- pipe, is additionally provided in the sub- pipe and is curled into tubular
Metal mesh is pressed in the inner wall of sub- pipe by elastic plate, the elastic plate, and the position that water seepage hole is corresponded on the elastic plate opens up
There is limbers.
Through the above technical solutions, metal mesh is fixed in Yu Ziguan by the elastic force of elastic plate, ontology, the metal of sub- pipe
Net, elastic plate three can be assembled by way of being mutually socketed, more convenient.
Preferably, the elastic plate is equipped with the bulge loop to water seepage hole internal projection, and the limbers is located in bulge loop, described
Bulge loop drives metal mesh to deform into water seepage hole, and the metal mesh is made to be raised to the position concordant with the outer wall of sub- pipe.
Through the above technical solutions, then the outer wall of sub- pipe is intended to smoothly, seep since metal mesh is concordant with the outer wall of sub- pipe
The oral area in water hole is not easy mobile generation resistance of the antithetical phrase pipe in soil, and the resistance that sub- pipe penetrates soil is smaller.
It preferably, further include tooling, the tooling includes the fixed cylinder being arranged in sump, is equipped in the fixed cylinder
For stacking the stacking frame of top and sub- pipe, the axis after the top and sub- pipe stack is parallel to each other and in the horizontal direction；
Hydraulic cylinder is additionally provided in the fixed cylinder, the hydraulic cylinder is located at the bottom of stacking frame, when the hydraulic cylinder extends, the liquid
Cylinder pressure will be in the borehole wall of the top of stacking frame bottom end or sub- pipe push-in sump.
Through the above technical solutions, successively stacking top and son pipe in the stacking frame of tooling, top is made to be located at stacking frame
Bottom position, then will fixed cylinder be inserted into sump in.Top is pressed into sump by the elongation of personnel control hydraulic cylinder, hydraulic cylinder
In the borehole wall.Then personnel control hydraulic cylinder shortens, then the son pipe of top falls to stacking frame bottom due to gravity, and personnel are again
Hydraulic cylinder elongation is controlled, for hydraulic cylinder by the borehole wall of the sub- pipe indentation sump of stacking frame bottom, such circulation action completes institute
There is the installation of sub- pipe, and forms conduit entirety in soil.By this tooling, personnel can complete the installation of conduit outside sump,
Then the diameter of sump can be dug smaller, and reduce sump opens up difficulty；Personnel need not also enter in sump, construct
Cheng Weisheng and safety.
Preferably, the hydraulic cylinder pushes the distance setting of sub- pipe are as follows: when Hydraulic Cylinder is managed to after limit, hydraulic cylinder
Shorten, sub- pipe above is fastened with gravity fall and just with preceding sub- pipe by fixture block, card slot.
Through the above technical solutions, personnel control hydraulic cylinder shortens when hydraulic cylinder is elongated to stop, then the son of top is managed
Stacking frame bottom is fallen to due to gravity, and the sub- top Guan Yuqian or preceding sub- pipe pass through fixture block, card slot automatic buckling, automation
Degree is high.
Preferably, the top, sub- pipe outer wall be equipped with positioning plane, the top, sub- pipe by positioning plane with
The inner wall sliding of stacking frame offsets；Stacking frame keeps the sub- pipe lucky when falling by positioning plane limitation top, the rotation of sub- pipe
It can be fastened with preceding sub- pipe by fixture block, card slot.
Through the above technical solutions, stacking frame passes through positioning plane limit when personnel stack top and sub- pipe in stacking frame
System top, the rotation of sub- pipe, improve the stability of top, sub- pipe placement location；It is preceding and when ensuring sub- pipe above with gravity fall
Two son pipes are reliably fastened by fixture block, card slot afterwards.
The second object of the present invention is to provide a kind of construction method have and facilitate installation conduit, improve foundation pit Yield rainfall relation
The advantage of efficiency.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of construction method has used a kind of above-mentioned foundation pit Yield rainfall relation device, comprising the following steps:
Step 1: digging sump by foundation pit, and the depth of sump is greater than the projected depth of foundation pit；
Step 2: the ponding in sump is taken out to the greatest extent using water pump, then takes out water pump；
Step 3: taking tooling, and top and son pipe are successively stacked in stacking frame, so that top is located at the bottom position of stacking frame, then
Fixed cylinder is inserted into sump；
Step 4: the elongation of personnel control hydraulic cylinder, hydraulic cylinder will be in the boreholes wall of top indentation sump；
Step 5: when hydraulic cylinder is elongated to stop, personnel control hydraulic cylinder shortens, then the son pipe of top falls due to gravity
To stacking frame bottom, the sub- top Guan Yuqian or preceding sub- pipe pass through fixture block, card slot automatic buckling；
Step 6: the elongation of personnel control hydraulic cylinder, hydraulic cylinder will be in the boreholes wall of the sub- pipe indentation sump of stacking frame bottom；
Step 7: circulation executes step 5 and step 6, until all sub- pipes are squeezed into the borehole wall of sump；
Step 8: taking out tooling out of sump, reuses water pump to drawing water in sump.
Through the above technical solutions, personnel can complete the installation of conduit outside sump, then the diameter of sump can be dug
Ground is smaller, and reduce sump opens up difficulty；Personnel need not also enter in sump, work progress health and safety.Completion is applied
After work, conduit significantly enhances the efficiency that underground water seeps water into sump.When personnel draw water to sump with water pump, improve
The efficiency of foundation pit Yield rainfall relation.
Preferably, when the step 8, after tooling is taken out, new top and son pipe are placed in stacking frame again, then will
Tooling is packed into sump；The angle for rotating fixed cylinder is extremely different from the installation site of dummy pipe, then re-execute the steps four
To step 7.
It is connected to through the above technical solutions, this drainage arrangement can install multiple conduits by this method with sump, into one
Step improves the efficiency that underground water seeps water into sump.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
1, this foundation pit Yield rainfall relation device and its construction method, which have, improves foundation pit Yield rainfall relation efficiency, reduces the excellent of labor workload
Gesture；
2, personnel can complete the installation of conduit outside sump, and personnel need not enter in sump, work progress health and safety；
3, conduit is not easy by soil clogging, and conduit penetrate soil resistance it is smaller.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of foundation pit Yield rainfall relation device of embodiment one；
Fig. 2 is the structure chart of the conduit of embodiment one；
Fig. 3 is the A-A cross-sectional view of Fig. 2, mainly protrudes the internal structure of sub- pipe；
Fig. 4 is the explosive view of the sub- pipe of embodiment one；
The tooling and the perspective view after catheter combination that Fig. 5 is embodiment one.
In figure, 10, sump；1, conduit；11, sub- pipe；12, it comes directly towards；13, fixture block；14, card slot；15, plane is positioned；
111, water seepage hole；16, metal mesh；17, elastic plate；171, bulge loop；172, limbers；2, fixed cylinder；21, flanging；3, stacking frame；
4, hydraulic cylinder.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one:
Referring to Fig.1, it is a kind of foundation pit Yield rainfall relation device disclosed by the invention, including the sump 10 being set to by foundation pit, further includes
The conduit 1 that penetrates 10 borehole wall of sump, the tooling for installing conduit 1.
Referring to Figures 1 and 2, conduit 1 includes multiple end to end sub- pipes 11, positioned at the top 12 of 1 end of conduit.Top
12 end is pointed, and top 12 is located at end of the conduit 1 far from sump 10, and the sub- pipe 11 away from top 12 is connected to collection
Inside well 10, conduit 1 is inserted into the horizontal direction in the soil of 10 inner wall of sump.
Sub- 11 both ends of pipe are respectively equipped with fixture block 13, the card slot 14 with the clamping of fixture block 13 of adjacent sub- pipe 11, fixture block 13, card slot
Radial direction of the 14 fastening direction along sub- pipe 11；14 knot of identical fixture block 13 and card slot also is provided between top 12 and adjacent sub- pipe 11
Structure.It is whole that conduit 1 can be connected between top 12 and multiple sub- pipes 11 in such a way that card slot 14, fixture block 13 are clamped, sub- pipe 11, top
Relative displacement will not be generated along axial between first 12, radially also there is certain bonding strength between sub- pipe 11, top 12.Top
12, the outer wall of sub- pipe 11 is equipped with positioning plane 15, when conduit 1 is linked to be whole, the adjacent positioning plane for coming directly towards 12, sub- pipe 11
15 combinations form same plane, and the glide direction that fixture block 13, card slot 14 are clamped is parallel to positioning plane 15.
Referring to Fig. 3 and Fig. 4, sub- pipe 11 is equipped with the water seepage hole 111 of multiple sub- 11 side walls of pipe of perforation, and water seepage hole 111 is along son
Axial, the circumferentially-spaced distribution of pipe 11.It is equipped with metal mesh 16 in sub- pipe 11, elastic plate 17 is equipped in metal mesh 16.Metal
Net 16 is curled into tubular by the stainless (steel) wire of rectangle, and metal mesh 16 is close to by wire side with the inner wall of sub- pipe 11；Elastic plate 17 by
The stainless sheet steel of rectangle is curled into tubular, and elastic plate 17 is close to by plate face with the wire side of metal mesh 16, the bullet of elastic plate 17
Metal mesh 16 is fixed in sub- pipe 11 by power.Position on elastic plate 17 corresponding to water seepage hole 111 is provided with bulge loop 171,
The interior annular distance of bulge loop 171 is limbers 172, and elastic plate 17 is run through in limbers 172；Bulge loop 171 protrudes into infiltration to 111 direction of water seepage hole
In water hole 111, bulge loop 171 drives metal mesh 16 to deform into water seepage hole 111, and metal mesh 16 is made to be raised to the outer wall with sub- pipe 11
Concordant position.
In this way, the ontology of sub- pipe 11, metal mesh 16,17 three of elastic plate can be assembled easily.In soil
Water energy is passed through to be entered inside sub- pipe 11 with the coaxial limbers 172 of water seepage hole 111, metal mesh 16 while can guarantee infiltration,
Outside soil can be blocked in by metal mesh 16, soil is not easy to plug inside limbers 172 or sub- pipe 11.Since metal mesh 16 and son are managed
11 outer wall is concordant, then the outer wall of sub- pipe 11 is intended to smoothly, and the oral area of water seepage hole 111 is not easy the mobile generation resistance of antithetical phrase pipe 11
Power, the resistance that sub- pipe 11 penetrates soil are smaller.
Referring to Fig.1 and Fig. 5, tooling include the fixed cylinder 2 being arranged in sump 10, the outer diameter and sump of fixed cylinder 2
10 internal diameter is identical, and after fixed cylinder 2 is packed into sump 10, fixed cylinder 2 will not generate twisting or move radially.The top of fixed cylinder 2
Portion turns down outward flanging 21, and flanging 21 is used to abut with the ground at 10 top of sump, falls into sump to limit fixed cylinder 2
In 10.
The stacking frame 3 for stacking top 12 and sub- pipe 11 is equipped in fixed cylinder 2, the length direction of stacking frame 3 is along fixed
The axial direction of cylinder 2, stacking frame 3 deviate from the axis of fixed cylinder 2 and are located closely adjacent to the position of 2 inner wall of fixed cylinder.Top 12 and son pipe
11 stack after axis be parallel to each other and in the horizontal direction, the size of stacking frame 3 just can be for individually coming directly towards 12 or sub- pipe 11
Pass through.When personnel stack top 12 and sub- pipe 11, keep top 12, sub- pipe 11 sliding by the inner wall of positioning plane 15 and stacking frame 3
It is dynamic to offset, and make top 12, each sub- pipe 11 fixture block 13 towards identical, stacking frame 3 passes through the positioning limitation of plane 15 top 12, son
Pipe 11 rotates.
Hydraulic cylinder 4 is additionally provided in fixed cylinder 2, hydraulic cylinder 4 is located at the bottom of stacking frame 3, the prolonging direction edge of hydraulic cylinder 4
Horizontal direction.When hydraulic cylinder 4 extends, the top 12 of 3 bottom end of stacking frame or sub- pipe 11 are pushed into the well of sump 10 by hydraulic cylinder 4
In wall.Hydraulic cylinder 4 pushes the distance setting of sub- pipe 11 are as follows: and when 4 promotor site pipe 11 of hydraulic cylinder is to after limit, hydraulic cylinder 4 shortens, on
The sub- pipe 11 in face is fastened with gravity fall and just with preceding sub- pipe 11 by fixture block 13, card slot 14.Personnel are controlled by controller
Hydraulic cylinder 4 stretches, and the controller of hydraulic cylinder 4 is located at outside sump 10, and controller is connected to by fluid pressure line with hydraulic cylinder 4,
Therefore not to repeat here；Hydraulic cylinder 4 needs to cooperate external hydraulic pump that could work.
Embodiment two:
A kind of construction method has used a kind of above-mentioned foundation pit Yield rainfall relation device, comprising the following steps:
Step 1: digging sump 10 by foundation pit, and the depth of sump 10 is greater than the projected depth of foundation pit.
Step 2: the ponding in sump 10 is taken out to the greatest extent using water pump, then takes out water pump.Make to use in subsequent tooling
Period, ponding will not influence the normal work of hydraulic pump and personnel observe.
Step 3: taking tooling, and top 12 and sub- pipe 11 are successively stacked in stacking frame 3, and top 12 is made to be located at stacking frame 3
Then fixed cylinder 2 is inserted into sump 10 by bottom position.
Step 4: personnel control hydraulic cylinder 4 extends, and top 12 is pressed into the borehole wall of sump 10 by hydraulic cylinder 4.
Step 5: when hydraulic cylinder 4 is elongated to stop, personnel control hydraulic cylinder 4 shortens, then the sub- pipe 11 of top is because of gravity
Effect falls to 3 bottom of stacking frame, which passes through fixture block 13,14 automatic buckling of card slot with 12 or preceding sub- pipes 11 of preceding top.
Step 6: personnel control hydraulic cylinder 4 extends, and the sub- pipe 11 of 3 bottom of stacking frame is pressed into sump 10 by hydraulic cylinder 4
In the borehole wall.
Step 7: circulation executes step 5 and step 6, until all sub- pipes 11 are squeezed into the borehole wall of sump 10.It is hydraulic
The movement of flexible, the sub- pipe 11 of cylinder 4 can be observed by the operator outside sump 10.
Step 8: tooling is taken out out of sump 10 and places new top 12 in stacking frame 3 again after tooling is taken out
With sub- pipe 11, then will tooling be packed into sump 10 in；Personnel rotate the angle of fixed cylinder 2 to the installation site of dummy pipe 1 not
Together, four are then re-execute the steps to step 7, to install another conduit 1 in the soil.This drainage arrangement can pass through this method
Multiple conduits 1 are installed to be connected to sump 10.After conduit 1 completes installation, personnel take out tooling, reuse water pump to sump
It draws water in 10.
To sum up, conduit 1 extends into soil out of sump 10 in the horizontal direction, and the underground water energy in soil passes through conduit
1 enters in sump 10, and conduit 1 significantly enhances the efficiency that underground water seeps water into sump 10.Personnel are with water pump to collection
When well 10 draws water, it is less prone to the situation that ponding is taken out rapidly light, water pump is able to maintain prolonged operation, on the one hand improves
The efficiency of foundation pit Yield rainfall relation, on the other hand reduces artificial workload.
Since 1 diameter of conduit penetrated in soil is smaller, then conduit 1 will not generate obvious shadow to the structural strength of building base
It rings, therefore conduit 1 is without taking out.Since personnel can complete the installation of conduit 1 outside sump 10, then the diameter energy of sump 10
It digs smaller, reduces sump 10 and open up difficulty；Personnel need not also enter in sump 10, work progress health and peace
Entirely.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of foundation pit Yield rainfall relation device, including the sump (10) being set to by foundation pit, it is characterized in that: further including penetrating sump
(10) conduit (1) of the borehole wall, the conduit (1) include multiple end to end son pipes (11), the top for being located at conduit (1) end
(12), the conduit (1) manages (11) by son and is connected to sump (10) inside, and it is separate that the top (12) is located at conduit (1)
The end of sump (10), the sub- pipe (11) are equipped with the water seepage hole (111) of perforation son pipe (11) side wall.
2. a kind of foundation pit Yield rainfall relation device according to claim 1, it is characterized in that: the sub- pipe (11) both ends are respectively equipped with
Fixture block (13), the card slot (14) being clamped with the fixture block (13) of adjacent sub- pipe (11), the fixture block (13), card slot (14) fastening side
To the radial direction along sub- pipe (11).
3. a kind of foundation pit Yield rainfall relation device according to claim 1 seeps it is characterized in that: the sub- pipe (11) is equipped with to cover
The metal mesh (16) in water hole (111).
4. a kind of foundation pit Yield rainfall relation device according to claim 3, it is characterized in that: the metal mesh (16) is cylindrical in shape attaching
The inner wall of Yu Ziguan (11), the sub- pipe (11) is interior to be additionally provided with the elastic plate (17) for being curled into tubular, and the elastic plate (17) will
Metal mesh (16) is pressed in the inner wall of sub- pipe (11), and the position that water seepage hole (111) are corresponded on the elastic plate (17) offers
Limbers (172).
5. a kind of foundation pit Yield rainfall relation device according to claim 4, it is characterized in that: the elastic plate (17) is equipped with to infiltration
The bulge loop (171) of water hole (111) internal projection, the limbers (172) are located in bulge loop (171), and the bulge loop (171) drives gold
Belong to net (16) deformation into water seepage hole (111), the metal mesh (16) is made to be raised to the position concordant with the son pipe outer wall of (11).
6. a kind of foundation pit Yield rainfall relation device according to claim 2, it is characterized in that: further including tooling, the tooling includes
The fixed cylinder (2) being arranged in sump (10), the fixed cylinder (2) is interior to be equipped with for stacking top (12) He Ziguan (11)
Stacking frame (3), the axis after the top (12) He Ziguan (11) stacks are parallel to each other and in the horizontal direction；The fixed cylinder
(2) it being additionally provided with hydraulic cylinder (4) in, the hydraulic cylinder (4) is located at the bottom of stacking frame (3), when the hydraulic cylinder (4) extends,
The hydraulic cylinder (4) will be in the borehole wall of the top (12) of stacking frame (3) bottom end or son pipe (11) push-in sump (10).
7. a kind of foundation pit Yield rainfall relation device according to claim 6, it is characterized in that: the hydraulic cylinder (4) push son pipe
(11) distance setting are as follows: when hydraulic cylinder (4) promotor site pipe (11) is to after limit, hydraulic cylinder (4) shortens, son pipe (11) above
It is fastened with gravity fall and just with preceding sub- pipe (11) by fixture block (13), card slot (14).
8. a kind of foundation pit Yield rainfall relation device according to claim 7, it is characterized in that: the top (12), sub- pipe (11)
Outer wall is equipped with positioning plane (15), the inner wall that the top (12), sub- pipe (11) pass through positioning plane (15) and stacking frame (3)
Sliding offsets；Stacking frame (3) is made under the sub- pipe (11) by positioning plane (15) limitation top (12), sub- pipe (11) rotation
It can be fastened just with preceding sub- pipe (11) by fixture block (13), card slot (14) when falling.
9. a kind of construction method, it is characterized in that: having used a kind of above-mentioned foundation pit Yield rainfall relation device, comprising the following steps:
Step 1: digging sump (10) by foundation pit, and the depth of sump (10) is greater than the projected depth of foundation pit；
Step 2: the ponding in sump (10) is taken out to the greatest extent using water pump, then takes out water pump；
Step 3: taking tooling, successively stacks top (12) He Ziguan (11) in stacking frame (3), is located at top (12) and stacks
Fixed cylinder (2) are then inserted into sump (10) by the bottom position of frame (3)；
Step 4: personnel control hydraulic cylinder (4) elongation, hydraulic cylinder (4) will come directly towards in the borehole wall of (12) indentation sump (10)；
Step 5: when hydraulic cylinder (4) is elongated to stop, personnel control hydraulic cylinder (4) shortens, then the son pipe (11) of top is because of weight
Power effect falls to stacking frame (3) bottom, and the sub- pipe (11) and preceding top (12) or preceding sub- pipe (11) pass through fixture block (13), card slot
(14) automatic buckling；
Step 6: the son pipe (11) of stacking frame (3) bottom is pressed into sump by personnel control hydraulic cylinder (4) elongation, hydraulic cylinder (4)
(10) in the borehole wall；
Step 7: circulation executes step 5 and step 6, until all sub- pipes (11) are squeezed into the borehole wall of sump (10)；
Step 8: taking out tooling out of sump (10), reuses water pump to drawing water in sump (10).
10. construction method according to claim 9, it is characterized in that: when the step 8, after tooling is taken out, again folded
It puts and places new top (12) He Ziguan (11) in frame (3), then tooling is packed into sump (10)；Rotate fixed cylinder (2)
Angle is extremely different from the installation site of dummy pipe (1), then re-execute the steps four to step 7.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021384A (en) * | 2019-10-30 | 2020-04-17 | 浙江大地岩土勘察有限责任公司 | A foundation ditch drainage device for artesian head step-down control |
| CN111945758A (en) * | 2020-08-27 | 2020-11-17 | 河南科技大学 | Reusable dewatering tank, foundation pit operation surface dewatering system and method |
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| CN204384467U (en) * | 2015-01-16 | 2015-06-10 | 中国建材检验认证集团苏州有限公司 | A kind of for carrying the sampling device of I shape module |
| CN108487276A (en) * | 2018-04-27 | 2018-09-04 | 陕西建工机械施工集团有限公司 | A kind of embed-type shallow-layer combined water drain pipe and construction method |
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| CN111021384A (en) * | 2019-10-30 | 2020-04-17 | 浙江大地岩土勘察有限责任公司 | A foundation ditch drainage device for artesian head step-down control |
| CN111945758A (en) * | 2020-08-27 | 2020-11-17 | 河南科技大学 | Reusable dewatering tank, foundation pit operation surface dewatering system and method |
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