CN108951638A - A kind of stake syringe of automatic air exhausting - Google Patents
A kind of stake syringe of automatic air exhausting Download PDFInfo
- Publication number
- CN108951638A CN108951638A CN201811009098.1A CN201811009098A CN108951638A CN 108951638 A CN108951638 A CN 108951638A CN 201811009098 A CN201811009098 A CN 201811009098A CN 108951638 A CN108951638 A CN 108951638A
- Authority
- CN
- China
- Prior art keywords
- syringe
- drive shaft
- spoil disposal
- fixed plate
- rotation drive
- 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.)
- Granted
Links
- 239000000945 filler Substances 0.000 claims abstract description 10
- 238000007667 floating Methods 0.000 claims description 36
- 239000007787 solid Substances 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to a kind of stake syringe of automatic air exhausting, including syringe shell, inlet valve, mud valve, mud valve and inlet valve are set in syringe shell；Rotation drive shaft is wherein rotatably connected to by the rotary support tray of two groups of hollow outs in syringe shell；Mud valve includes leading mud cylinder, leads mud cylinder and is connected on support sleeve, and mud valve further includes several spoil disposal pieces, and spoil disposal on piece is provided with spoil disposal opening；The axis of spoil disposal piece relative rotation drive shaft is in tilted layout；Inlet valve includes aspiration column；Air-breathing air bag is set in aspiration column, and the end of concrete filler pipe is open in the corresponding position led between mud cylinder and aspiration column of syringe outer casing inner wall；The mud valve of this structure can carry out the stirring of concrete by the rotation of rotation drive shaft, the spoil disposal piece of mutual mirror symmetry setting, which can carry out concrete squeezing, to be exhausted, concrete can be drained into next layer after the completion of extruding by the curved opening of setting simultaneously；It is synchronous to realize that exhaust and high density squeeze.
Description
Technical field
The present invention relates to a kind of stake syringes of automatic air exhausting, belong to bored concrete pile field.
Background technique
Bored concrete pile is to fill as a kind of technology for carrying out pile on the weak soil surface for being not suitable for piling, technical difficult points
During infusing stake, if stomata can be generated, because the generation of stomata can seriously affect intensity, while stake inner concrete is close
It spends also most important；So can generally be stirred step by step by blender to stake inside in stake filling process, carry out spoil disposal, together
When guarantee concrete density, but substep be perfused and stirring the step of be easy to occur concrete local solidification, lead to the later period
The concrete poured into can not be sufficiently mixed with the concrete poured into before, and concrete delamination is caused to influence the structural integrity of entire stake
Property, and then influence intensity；So just needing the equipment of a kind of retinue perfusion and spoil disposal stirring.
Summary of the invention
The technical problem to be solved by the present invention is overcoming the skill of bored concrete pile distribution perfusion spoil disposal integraty difference in the prior art
Art problem provides a kind of stake syringe of automatic air exhausting.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of stake syringe of automatic air exhausting, including syringe shell, inlet valve, mud valve, mud valve and inlet valve setting
In in syringe shell；A rotation is wherein rotatably connected to by the rotary support tray of two groups of hollow outs in the syringe shell
Drive shaft；The mud valve includes one and leads mud cylinder, is provided with confession between the outer wall for leading mud cylinder and syringe outer casing inner wall
The glade plane space of mud cylinder rotation is led, described lead is provided with several linking arms, is rotatably connected in the rotation drive shaft on mud cylinder
One support sleeve, the mud cylinder of leading are connected on support sleeve by linking arm, the mud valve further include it is several be located at lead mud cylinder
Internal spoil disposal component, spoil disposal component linear array are set in rotation drive shaft above-mentioned, and the spoil disposal component includes one
Spoil disposal piece, the spoil disposal on piece setting is cambered to be at least 90 °, is at most 180 ° of spoil disposal opening；Spoil disposal piece relative rotation is driven
The axis of moving axis is in tilted layout；It is arranged between the spoil disposal piece of two adjacent spoil disposal components in mirror symmetry；The inlet valve packet
Include an air-breathing air bag and pushing mechanism；Pushing mechanism includes the aspiration column for being fixed on syringe outer casing inner wall；Wherein inhale
Gas air bag includes the fixed plate an of spherical structure and the float plate of a spherical structure, and wherein the middle part of fixed plate passes through one
Fixing sleeve is fixed in rotation drive shaft, and fixed plate and float plate are elastic construction, described solid when the elasticity of fixed plate is loosened
The periphery of fixed board is contacted with the top ends of aspiration column above-mentioned；The float plate is installed on the top of fixed plate, float plate
It is fixedly connected between edge and the edge of fixed plate, slidably connects a floating sliding sleeve A, the floating in rotation drive shaft
The center of plate is fixed on floating sliding sleeve A；There are the pressure cavities of a convex spherical shape between the float plate and fixed plate；It is described solid
Diastole spring is provided between fixed set and floating sliding sleeve A；The rotation drive shaft, which corresponds to, is additionally provided with one below fixed plate
The periphery of floating sliding sleeve B, the floating sliding sleeve B are provided with the supporting wire of several arcs, and one end of supporting wire is embedded into floating and slides
It covers in B, the other end is embedded in fixed plate；The pushing mechanism further includes the promotion set being connected at the top of floating sliding sleeve A,
The top ends for pushing set are provided with an inclined drive surface, and the syringe outer casing inner wall is fixed with a push rod A,
The end of the push rod A and driving face contact；The inner wall of the aspiration column is additionally provided with a promotion ring, the water for pushing ring
It is obliquely installed between plane and rotation drive shaft；Be fixed with a push rod B on the floating sliding sleeve B, the end of the push rod B with
Push ring contact；Side wall on the outside of the syringe is also connected with a concrete filler pipe, the end of concrete filler pipe in parallel
Portion is open in the corresponding position led between mud cylinder and aspiration column of syringe outer casing inner wall.
As a further improvement of the present invention, the rotary support tray is located at the bottom of syringe cover top portion and aspiration column
Portion, the rotary support tray include the outer wall support ring being fixedly connected with syringe outer casing inner wall and with rotation drive shaft
The bearing supporting ring of rotation connection is connected between the outer wall support and bearing supporting ring by several connecting rods.
As a further improvement of the present invention, an actuating sleeve, the driving are rotatably connected in the rotation drive shaft
The outer wall end of set is each provided with a stop collar, and the support sleeve is socketed on actuating sleeve above-mentioned, and is located at two limits
Between ring, the floating spring coaxially arranged with actuating sleeve is provided between the stop collar and actuating sleeve.
As a further improvement of the present invention, the top position that the rotation drive shaft corresponds to actuating sleeve is additionally provided with one
Dustproof cover, the dustproof cover are pyramidal structure, and the outer rim of taper bottom surface is located in the outer rim of stop collar.
As a further improvement of the present invention, the fixed plate and float plate are all made of rubber and are made, wherein in fixed plate
Several supporting springs are internally provided with, the supporting spring is located in the longitudinal axis of fixed plate, and the axis of opposing fixed plate
The setting of wire loop array.
As a further improvement of the present invention, the spoil disposal piece is connected in rotation drive shaft by a mosaic set, edge
Nested outer wall is provided with the embedding groove of annular.
The beneficial effects of the present invention are:
1, the present invention can be clamped by telescoping mechanism, and be driven by flexible axle, and the mud valve of this structure can lead to first
The rotation for crossing rotation drive shaft carries out the stirring of concrete, and the spoil disposal piece of mutual mirror symmetry setting can squeeze concrete
Pressure is exhausted, while concrete can be drained into next layer, finally be arranged by the curved opening being arranged after the completion of extruding
Out, leading mud cylinder and can reducing concrete and lead the frictional force between mud cylinder inner wall for rotation can be stirred with concrete, mentioned
The flowing efficiency of high concrete；The inlet valve of this structure can be breathed with the rotation of rotation drive shaft simultaneously, in air-breathing
When, it may be implemented to, containing the discharge of air, and when closing, the extruding of closed process and the air pressure at top can be real in concrete
Now to the extruding of concrete surface, the air content of concrete is further decreased.
2, the present invention is engraved structure by rotary support tray, and avoids the flow passage setting of concrete, is reduced mixed
The flow resistance for coagulating soil prevents the generation of blocking, in turn ensures the support strength to rotation drive shaft.
3, the floating structure of actuating sleeve to lead mud cylinder allow to lead mud cylinder inner wall according to the flow of concrete, to leading in mud cylinder
The frictional force of wall is floated, stuck possibility caused by preventing concrete flow quantity excessively high.
4, dustproof cover effectively prevent concrete to enter in the bearing between actuating sleeve and rotary shaft, leads to the card of bearing
Extremely.
5, rubber material is low compared to other cloth covers or metal material driving resistance, and reed is supported to guarantee centainly strong
Degree；Prevent the pliability of entire pressure cavities excessively high, support effect is low, poor sealing effect.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention；
In figure: 1, syringe shell；2, drive shaft is rotated；3, floating sliding sleeve A；4, float plate；5, diastole spring；6, fixing sleeve；
7, fixed plate；8, supporting spring；9, supporting wire；10, floating sliding sleeve B；11, push rod B；12, ring is pushed；13, aspiration column；14, it revolves
Turn support plate；15, dustproof cover；16, actuating sleeve；17, support sleeve；18, floating spring；19, linking arm；20, stop collar；21, it inlays
It is nested；22, spoil disposal piece；23, spoil disposal is open；；24, mud cylinder is led；25, concrete filler pipe；26, push rod A.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, the present invention is a kind of stake syringe of automatic air exhausting, including syringe shell, inlet valve, spoil disposal
Valve, mud valve and inlet valve are set in syringe shell；Wherein pass through the rotation branch of two groups of hollow outs in the syringe shell
Support plate is rotatably connected to a rotation drive shaft；The mud valve includes one and leads mud cylinder；；Inlet valve includes a promotion machine
Structure；Pushing mechanism includes the aspiration column for being fixed on syringe outer casing inner wall；The rotary support tray is located at syringe shell
Top and the bottom of aspiration column, the rotary support tray include the outer wall support being fixedly connected with syringe outer casing inner wall
Ring and the bearing supporting ring being connect with rotation drive shaft turns, if passing through involvement between the outer wall support and bearing supporting ring
Extension bar connection；
The glade plane space for leading the rotation of mud cylinder, the rotation are provided between the outer wall for leading mud cylinder and syringe outer casing inner wall
An actuating sleeve is rotatably connected in drive shaft, the outer wall end of the actuating sleeve is each provided with a stop collar, in actuating sleeve
On be socketed with support sleeve, support sleeve is located between two stop collars, is provided between the stop collar and actuating sleeve and actuating sleeve
Coaxially arranged floating spring, described lead are provided with several linking arms on mud cylinder, described to lead mud cylinder and be connected to branch by linking arm
On support set；The top position that the rotation drive shaft corresponds to actuating sleeve is additionally provided with a dustproof cover, and the dustproof cover is taper
The outer rim of structure, taper bottom surface is located in the outer rim of stop collar；
The mud valve further includes several positioned at the spoil disposal component led inside mud cylinder, and spoil disposal component linear array is set to above-mentioned
It rotates in drive shaft, the spoil disposal component includes a spoil disposal piece, and the spoil disposal piece is connected to rotation by a mosaic set and drives
On moving axis, the outer wall of mosaic set is provided with the embedding groove of annular, and the cambered spoil disposal opening for being 180 ° is arranged in the spoil disposal on piece；
The axis of spoil disposal piece relative rotation drive shaft is in tilted layout；It is set between the spoil disposal piece of two adjacent spoil disposal components in mirror symmetry
It sets；
The inlet valve further includes an air-breathing air bag；Wherein air-breathing air bag includes the fixed plate and a ball of a spherical structure
The float plate of face structure, the fixed plate and float plate are all made of rubber and are made, wherein being internally provided with several in fixed plate
Supporting spring, the supporting spring are located in the longitudinal axis of fixed plate, and the axis annular array setting of opposing fixed plate；
Wherein the middle part of fixed plate is fixed in rotation drive shaft by a fixing sleeve, and fixed plate and float plate are elasticity knot
Structure, when the elasticity of fixed plate is loosened, the periphery of the fixed plate is contacted with the top ends of aspiration column above-mentioned；The floating
Plate is installed on the top of fixed plate, is fixedly connected between the edge of float plate and the edge of fixed plate, sliding in rotation drive shaft
Dynamic to be connected with a floating sliding sleeve A, the center of the float plate is fixed on floating sliding sleeve A；The float plate and fixed plate it
Between have the pressure cavities of a convex spherical shape；Diastole spring is provided between the fixing sleeve and floating sliding sleeve A；The rotation driving
Axis, which corresponds to, to be additionally provided with the periphery of floating sliding sleeve a B, the floating sliding sleeve B and is provided with the branch of several arcs below fixed plate
Support wire, one end of supporting wire are embedded into floating sliding sleeve B, and the other end is embedded in fixed plate；The pushing mechanism further includes one
A promotion set being connected at the top of floating sliding sleeve A, the top ends for pushing set are provided with an inclined drive surface, described
Syringe outer casing inner wall is fixed with end and the driving face contact of push rod an A, the push rod A；The inner wall of the aspiration column is also
It is provided with a promotion ring, is obliquely installed between the horizontal plane for pushing ring and rotation drive shaft；It is solid on the floating sliding sleeve B
There are the end of push rod a B, the push rod B to contact with ring is pushed surely；Side wall on the outside of the syringe is also connected with one in parallel
A concrete filler pipe, the end of concrete filler pipe is in the corresponding position led between mud cylinder and aspiration column of syringe outer casing inner wall
Opening.
In use, being provided with connecting flange in the end of this syringe shell；Connecting flange is connected on telescopic oil cylinder；It is logical
Telescopic oil cylinder is crossed to extend into fill orifice；The efferent duct of concrete mixer truck is connected on concrete filler pipe simultaneously；It will originally set
It is standby to extend into fill orifice bottom；This equipment includes two processes；Breathing process and closed process；Breathing process first: it is rotating
When drive shaft is driven by rotating soft axle, push rod A opposite drive surfaces are mobile, so that floating sliding sleeve A is relaxed, diastole spring is pushed
Floating sliding sleeve A is mobile towards rotation drive shaft top；So that float plate is pulled up, while turns down fixed plate towards top,
During fold, fixed plate bottom is expanded to the space between syringe outer casing bottom, meanwhile, fixed plate and float plate connect
Junction can float upwardly along syringe shell wall, and the gas of syringe outer casing bottom is extracted out；Closed process, then on the contrary:
When rotating drive shaft and continuing rotation, opposite drive surfaces are mobile again by push rod A, push rod A by drive surface promotion floating sliding sleeve A to
Lower movement so that float plate return pushes, while is turned over downwards fixed plate, so that air is squeezed, to syringe shell bottom
The concrete upper surface in portion is squeezed, and guarantees the promotion and compactness of concrete；
Concrete is injected into syringe outer casing bottom by concrete filler pipe simultaneously；When being rotated by gap between spoil disposal piece
Continuous necking expands, so that extruded concrete, the air contained in concrete is discharged, and concrete is made to pass through exhaust port
It is mobile towards lower part, until being extruded by the exhaust piece of bottommost from syringe outer casing bottom, while the air-breathing valve arrangement at top
Closed process is by the extrusion of concrete densification.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (6)
1. a kind of stake syringe of automatic air exhausting, it is characterized in that: include syringe shell, inlet valve, mud valve, mud valve and
Inlet valve is set in syringe shell；Wherein pass through the rotary support tray rotation connection of two groups of hollow outs in the syringe shell
There is a rotation drive shaft；The mud valve includes one and leads mud cylinder, the outer wall for leading mud cylinder and syringe outer casing inner wall it
Between be provided with for lead mud cylinder rotation glade plane space, described lead is provided with several linking arms on mud cylinder, in the rotation drive shaft
It is rotatably connected to a support sleeve, the mud cylinder of leading is connected on support sleeve by linking arm, and the mud valve further includes several
Positioned at the spoil disposal component led inside mud cylinder, spoil disposal component linear array is set in rotation drive shaft above-mentioned, the spoil disposal group
Part includes a spoil disposal piece, and the spoil disposal on piece setting is cambered to be at least 90 °, is at most 180 ° of spoil disposal opening；Spoil disposal piece
The axis of relative rotation drive shaft is in tilted layout；It is arranged between the spoil disposal piece of two adjacent spoil disposal components in mirror symmetry；Institute
Stating inlet valve includes an air-breathing air bag and pushing mechanism；Pushing mechanism includes the air-breathing for being fixed on syringe outer casing inner wall
Cylinder；Wherein air-breathing air bag includes the fixed plate an of spherical structure and the float plate of a spherical structure, wherein in fixed plate
Portion is fixed in rotation drive shaft by a fixing sleeve, and fixed plate and float plate are elastic construction, is put in the elasticity of fixed plate
The periphery of Song Shi, the fixed plate are contacted with the top ends of aspiration column above-mentioned；The float plate is installed on the upper of fixed plate
Portion is fixedly connected between the edge of float plate and the edge of fixed plate, is slidably connected a floating in rotation drive shaft and is slided
A is covered, the center of the float plate is fixed on floating sliding sleeve A；There is the pressure of a convex spherical shape between the float plate and fixed plate
Power cavity；Diastole spring is provided between the fixing sleeve and floating sliding sleeve A；The rotation drive shaft corresponds to the lower section of fixed plate
The periphery for being additionally provided with floating sliding sleeve a B, the floating sliding sleeve B is provided with the supporting wire of several arcs, one end of supporting wire
It is embedded into floating sliding sleeve B, the other end is embedded in fixed plate；The pushing mechanism further includes one and is connected to floating sliding sleeve A
The promotion set at top, the top ends for pushing set are provided with an inclined drive surface, and the syringe outer casing inner wall is solid
Surely there are end and the driving face contact of push rod an A, the push rod A；The inner wall of the aspiration column is additionally provided with a promotion ring,
It is obliquely installed between the horizontal plane for pushing ring and rotation drive shaft；A push rod B, institute are fixed on the floating sliding sleeve B
The end for stating push rod B is contacted with ring is pushed；Side wall on the outside of the syringe is also connected with a concrete filler pipe in parallel, mixes
The end of solidifying soil filler pipe is open in the corresponding position led between mud cylinder and aspiration column of syringe outer casing inner wall.
2. a kind of stake syringe of automatic air exhausting as described in claim 1, fills it is characterized in that: the rotary support tray is located at
The bottom of device cover top portion and aspiration column is infused, the rotary support tray includes one and is fixedly connected with syringe outer casing inner wall
Outer wall support ring and the bearing supporting ring connecting with rotation drive shaft turns, lead between the outer wall support and bearing supporting ring
Cross several connecting rod connections.
3. a kind of stake syringe of automatic air exhausting as described in claim 1, it is characterized in that: being rotated in the rotation drive shaft
It is connected with an actuating sleeve, the outer wall end of the actuating sleeve is each provided with a stop collar, and the support sleeve is socketed on aforementioned
Actuating sleeve on, and be located between two stop collars, be provided between the stop collar and actuating sleeve coaxially arranged with actuating sleeve
Floating spring.
4. a kind of stake syringe of automatic air exhausting as claimed in claim 3 drives it is characterized in that: the rotation drive shaft is corresponding
The top position of dynamic set is additionally provided with a dustproof cover, and the dustproof cover is pyramidal structure, and the outer rim of taper bottom surface is located at limit
In the outer rim of position ring.
5. a kind of stake syringe of automatic air exhausting as described in claim 1, it is characterized in that: the fixed plate and float plate are equal
It is made of rubber, wherein being internally provided with several supporting springs in fixed plate, the supporting spring is located at the diameter of fixed plate
To on axis, and the axis annular array setting of opposing fixed plate.
6. a kind of stake syringe of automatic air exhausting as described in claim 1, it is characterized in that: the spoil disposal piece passes through an edge
On nested encryptions to rotation drive shaft, the outer wall of mosaic set is provided with the embedding groove of annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009098.1A CN108951638B (en) | 2018-08-31 | 2018-08-31 | Automatic pile perfusion ware of row's air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009098.1A CN108951638B (en) | 2018-08-31 | 2018-08-31 | Automatic pile perfusion ware of row's air |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108951638A true CN108951638A (en) | 2018-12-07 |
| CN108951638B CN108951638B (en) | 2020-10-27 |
Family
ID=64475108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811009098.1A Active CN108951638B (en) | 2018-08-31 | 2018-08-31 | Automatic pile perfusion ware of row's air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108951638B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3808822A (en) * | 1971-04-07 | 1974-05-07 | Bolt Associates Inc | Process and system for increasing load-bearing capacity of soil |
| SU435323A1 (en) * | 1972-03-28 | 1974-07-05 | Н. Я. Орлов , П. Д. Гавриш | DEVICE FOR UNDERWATER CONCRETING WAVES |
| JPS5369403A (en) * | 1976-11-29 | 1978-06-20 | Raymond Int Inc | Gas discharge type underwater hammer |
| CN2520353Y (en) * | 2002-01-08 | 2002-11-13 | 河北省建筑科学研究院 | Air exhaust structure of spiral drilling rod for press pouring concrete |
| CN1737269A (en) * | 2005-09-07 | 2006-02-22 | 广州市天铖建筑技术有限公司 | Technique for spraying and stirring pile |
| CN101240535A (en) * | 2008-03-10 | 2008-08-13 | 徐玉杰 | Single-power bidirectional drilling stirring pile machine |
| CN104480938A (en) * | 2014-12-12 | 2015-04-01 | 张桂琴 | Cast-in-place concrete pile air bubble elimination casting device |
-
2018
- 2018-08-31 CN CN201811009098.1A patent/CN108951638B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3808822A (en) * | 1971-04-07 | 1974-05-07 | Bolt Associates Inc | Process and system for increasing load-bearing capacity of soil |
| SU435323A1 (en) * | 1972-03-28 | 1974-07-05 | Н. Я. Орлов , П. Д. Гавриш | DEVICE FOR UNDERWATER CONCRETING WAVES |
| JPS5369403A (en) * | 1976-11-29 | 1978-06-20 | Raymond Int Inc | Gas discharge type underwater hammer |
| CN2520353Y (en) * | 2002-01-08 | 2002-11-13 | 河北省建筑科学研究院 | Air exhaust structure of spiral drilling rod for press pouring concrete |
| CN1737269A (en) * | 2005-09-07 | 2006-02-22 | 广州市天铖建筑技术有限公司 | Technique for spraying and stirring pile |
| CN101240535A (en) * | 2008-03-10 | 2008-08-13 | 徐玉杰 | Single-power bidirectional drilling stirring pile machine |
| CN104480938A (en) * | 2014-12-12 | 2015-04-01 | 张桂琴 | Cast-in-place concrete pile air bubble elimination casting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108951638B (en) | 2020-10-27 |
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Effective date of registration: 20200927 Address after: 2717 Yuyang street, Huantai County, Zibo City, Shandong Province Applicant after: Shandong Luzhong Foundation Engineering Co.,Ltd. Address before: 210000 people's Government of bamboo town, Liuhe District, Nanjing, Jiangsu Applicant before: Wang Changren |
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Denomination of invention: A pile grouting device with automatic air exhaust Effective date of registration: 20231207 Granted publication date: 20201027 Pledgee: Huantai County Branch of China Postal Savings Bank Co.,Ltd. Pledgor: Shandong Luzhong Foundation Engineering Co.,Ltd. Registration number: Y2023980069941 |