CN1093428A - The job practices of in situ pile and forming machine thereof - Google Patents
The job practices of in situ pile and forming machine thereof Download PDFInfo
- Publication number
- CN1093428A CN1093428A CN 94104550 CN94104550A CN1093428A CN 1093428 A CN1093428 A CN 1093428A CN 94104550 CN94104550 CN 94104550 CN 94104550 A CN94104550 A CN 94104550A CN 1093428 A CN1093428 A CN 1093428A
- Authority
- CN
- China
- Prior art keywords
- support plate
- hole
- pressing arm
- bow pressing
- mentioned
- 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
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to a kind of job practices and forming machine thereof of in situ pile, its step mainly comprises the vertical pile body hole of formation, below soil body extruding to this position after the top soil body extruding formation branched hole epicoele of select location is formed the branched hole cavity of resorption, last concrete perfusion, above-mentioned forming machine comprises, following bow pressing arm, be respectively equipped with on this arm, the inferior division plate, top set also is provided with top set's slide plate on the plate inboard, above-mentioned top set plate, top set's slide plate and inferior division plate stretch out successively laterally, thereby can form the branched hole of regular shape, and the soil extruding of branched hole week is closely knit, can prevent that in addition forming machine from upwards floating.
Description
The present invention relates to job practices and the special molding machine thereof of a kind of basis with bearing peg.
The job practices of multi-branch bearing disk bearing peg is performed such at present, at first boring, utilize the special shaping device extrusion soil to form branched hole and/or load dish slotted eye then, last concrete perfusion forms pile body, in the process of above-mentioned extrusion soil branched hole above the soil body and below the soil body be extruded simultaneously, can cause upwards floating of special shaping device like this, consequently not only top set's week soil can not be compacted, the all soil of inferior division also can not get abundant compacted compacting, therefore directly influences the degree that increases bearing capacity of single pile.
Purpose of the present invention is providing a kind of job practices of in-site pouring concrete pile, utilizes this method that the bearing capacity of the bearing peg of formation is improved greatly, can form the stake branch and the pile power dish of regular shape in addition.
Another object of the present invention provides a kind of special-purpose hole-forming device of said method, and this device can avoid taking place rising phenomenon, can make on the branched hole next week soil fully extruding is closely knit.
Above-mentioned purpose of the present invention realizes by following method, this method may further comprise the steps, at first in ground, form the hole that constitutes pile body, then the soil body in the select location first regulation zone of this pile body hole hole wall is pushed the branched hole of formation formation stake branch and/or first chamber of load dish slotted eye laterally, then the soil body in the above-mentioned select location second regulation zone of pile body hole hole wall is pushed the branched hole of formation formation stake branch and/or second chamber of load dish slotted eye laterally, this is first years old, second chamber form jointly branched hole and/or load slotted eye at last in branched hole and/or load dish slotted eye and pile body hole concrete perfusion form the concrete bearing peg of band branch and/or load dish.
A feature of the present invention is in first chamber of the branched hole of extrusion soil formation stake branch and/or bearing capacity dish slotted eye the whole branched hole and/or the load dish slotted eye side direction soil body to be formed retaining wall.
Another feature of the present invention is to want to pour into the cementing agent that can prevent soil body slump simultaneously in it when extruding forms stake branched hole and/or load dish slotted eye, and is pressed in the surrounding soil of a branched hole and/or load dish slotted eye.
Another characteristics of the present invention are that above-mentioned pile body hole comes retaining wall by slurries.
Above-mentioned pile body hole is by borehole, auger boring, and impact opening or immersed tube form.
As preferred mode, above-mentioned retaining wall liquid is cement paste, and it is filled into the position in the hole of not collapsing in the pile body hole, will mend the slurry pipe afterwards and insert bottom, vertical hole, drop into pellet simultaneously, then be pressed into cement paste until whole stake hole is filled in the high pressure mode from mending slurry pipe bottom opening by mending the slurry pipe.
At branched hole and/or load dish slotted eye position madjack pipe is set, and in it, presses pulp-entering pipe by it.
When benefit slurry pipe is set, also madjack pipe is set, forms multi-branch bearing tray concrete bearing peg thereby be pressed into cement paste by above-mentioned benefit slurry pipe and madjack pipe with high pressure like this at branched hole and/or load dish slotted eye position.
Advance to put into reinforcing cage at the input pellet.
The first above-mentioned chamber is the top set hole and/or the load dish slotted eye epicoele of select location, and second chamber is corresponding inferior division hole and/or load dish slotted eye cavity of resorption.Otherwise also can certainly.
Above-mentioned another purpose of the present invention can realize by the forming machine of following multi-branch bearing disk bearing peg, this forming machine is the isolated plant of the job practices of above-mentioned in-site pouring concrete pile, it comprises outer tube, be fixed with driving cylinder in the outer tube, also be provided with the branched hole shaping mechanism in the outer tube, this branched hole shaping mechanism comprises first bow pressing arm and second bow pressing arm, one end and the power rail of this first bow pressing arm are hinged, this power rail is driven by driving cylinder, one end of the other end of above-mentioned first bow pressing arm and second bow pressing arm is hinged, the other end of second bow pressing arm and first fixture are hinged, this fixture is fixed on the outer tube, have the hole that the branched hole shaping mechanism is stretched out laterally on the outer tube wall, it is characterized in that forming on first bow pressing arm first fen support plate, be formed with second fen support plate on second bow pressing arm, be fixed with second fixture in the outer tube, this fixture is positioned at the side of first bow pressing arm and the pin joint of power rail and is in first bow pressing arm and the place side of the mobile axis of the relative power rail of the second bow pressing arm pin joint and the first bow pressing arm pin joint, one end of above-mentioned second fixture and first fen support plate is hinged, the other end of first fen support plate is a free end, the inboard of first fen support plate is posted by the articulated section of first bow pressing arm and second bow pressing arm, the support plate inboard also was provided with guide plate in first minute, the parallel direction of this first fen support plate in guide plate upper edge has gathering sill, first bow pressing arm and second bow pressing arm are hinged by horizontal shifting axle, above-mentioned gathering sill can make above-mentioned horizontal shifting axle slide within it, and gathering sill does not take place laterally from horizontal shifting axle that lateral displacement extends towards second bow pressing arm, one side.
A feature of above-mentioned forming machine is the articulated section that the free end of above-mentioned first minute support plate is positioned at and is posted by first bow pressing arm and second bow pressing arm, above-mentioned gathering sill is opened in guide plate from the outside outstanding extension of the free end of first fen support plate, laterally also be hinged with slide plate on the shifting axle, this slide plate abuts on first fen support plate medial surface.
Another feature of above-mentioned forming machine is that the both sides of first fen support plate are connected with breast boards respectively to avoid the slump of the side direction soil body.
Another feature of above-mentioned forming machine is also to be hinged with two compound second minute support plates on first fixture that is hinged with second fen support plate one end, this compound second minute support plate is positioned at the both sides of second fen support plate, is provided with near the free end place of compound second minute support plate at second fen support plate medial surface and can drives the limited block that compound second minute support plate rotates with second fen support plate.
The medial surface that also feature of above-mentioned forming machine is above-mentioned first bow pressing arm is provided with briquetting, and this briquetting is used for being pressed in compound second minute when first, second minute, support plate crossed out makes compound second minute support plate bottom surface and second fen support plate bottom surface align on the support plate.
Above-mentioned forming machine can comprise a plurality of shaping mechanisms, and these a plurality of mechanisms are provided with along forming machine longitudinal separation, and along continuous straight runs is symmetrical arranged.
Above-mentioned forming machine comprises a plurality of shaping mechanisms, and they are located at a certain lengthwise position of forming machine, and along continuous straight runs is symmetrical arranged, and they can drive simultaneously and form load dish slotted eye.
The invention has the advantages that and reasonably to be dispersed in support plate week first, second minute soil surface with adding driving force, fully soil body extruding.Forming machine of the present invention is the top set of the extruding earlier hole soil body when making branched hole, then the soil body that is extruded with this top set hole is that fulcrum pushes the soil body on the inferior division hole again, like this on the branched hole next week soil all abundant compacted compacting, thereby can improve the bearing capacity of whole stake greatly.
Describe the present invention below in conjunction with accompanying drawing.
Fig. 1 is the schematic diagram of the inventive method, and wherein Figure 1A represents the first step of the inventive method; Figure 1B represents second step of the inventive method; Fig. 1 C represents the third step of the inventive method;
Fig. 2 is in the elevational schematic view of restoring rounding state for forming machine of the present invention;
Fig. 3 is in the elevational schematic view of opening duty for forming machine of the present invention;
Fig. 4 is the breast boards elevational schematic view in the forming machine of the present invention;
Fig. 5 is the duty floor map of forming machine of the present invention when making load dish groove;
Shown in Figure 1A, job practices according to in-site pouring concrete pile of the present invention, at first utilize rig to form the vertical hole 22 of pile body at foundation drilling, utilize the private branch hole forming machine that the soil body in the regulation zone, top of the desired location of vertical hole 22 hole walls is pushed formation top set hole 23 afterwards, shown in Figure 1B, following the soil body that above branched hole is extruded is the soil body that fulcrum utilizes regulation zone, above-mentioned forming machine extruding branched hole below again, shown in Fig. 1 C, utilize above-mentioned pore-forming mode can obtain the closely knit branched hole of regular shape week soil, but the limit rotates above-mentioned private branch hole forming machine limit and pushes when making load dish slotted eye, thereby form the load dish slotted eye that constitutes by a plurality of branched holes, certainly load dish slotted eye also can prop up hole forming mechanism by multicomponent and push native formation of week simultaneously, when the extruding upper and lower soil body, can insert reinforced material simultaneously and be pressed into Zhou Tuzhong as the bigger weak soil layer of water content, and then be pressed into fixed material to prevent branched hole or the slump of load dish slotted eye.Last concrete perfusion forms the concrete bearing peg of band branch and/or load dish.
Fig. 2 represents an embodiment of the multi-branch bearing disk slotted eye forming machine of the inventive method special use.This forming machine comprises outer tube 18, be provided with a plurality of branched hole shaping mechanisms in the outer tube 18, have the hole of stretching out for the branched hole shaping mechanism on the outer tube 18, outside pipe is provided with pumping plant, and it is communicated with (not shown) by the oil circuit pipe with oil cylinder in the branched hole shaping mechanism.In the branched hole shaping mechanism, as shown in Figure 3, be provided with vertical power rail 1, this power rail 1 is driven by above-mentioned oil cylinder (not shown), and power rail 1 is hinged by vertical shifting axle 2 and last bow pressing arm 3, and last bow pressing arm 3 is hinged with the inferior division 8 that is directly formed by following bow pressing arm by horizontal shifting axle 5, inferior division plate 8 bottoms and following fixed axis 9 are hinged, following fixed axis 9 relative outer tubes 18 are fixed, and top set's plate 11 upper ends are articulated on the fixed axis 10, and last fixed axis 10 relative outer tubes 18 are fixed.The attention left sides one cover (half) in the symmetrical two cover branched hole shaping mechanisms that in Fig. 2, only drawn, the right one cover is identical with the structure on the left side, so among the figure not figure go out, that is to say here forming machine be by about two cover mechanisms when working simultaneously, so just, accelerate working programme, also can only establish a cover, three covers or more lazy-tongs certainly as required.Be provided with guide plate 19 in top set's plate 11 inboards, the free end 20 of top set's plate 11 is positioned at the junction of bow pressing arm 3 and horizontal shifting axle 5.Guide plate 19 has two, they are respectively equipped with the both sides of top set's plate 11, guide plate 19 is directed downwards extension from the free end 20 of top set's plate 11 along top set's plate plate face, its extension has the gathering sill of horizontal shifting axle 5, laterally shifting axle 5 also is hinged with branch plate slide plate 12, recline top set's plate 30 of this slide plate 35 is inboard and extend upward, be provided with compound inferior division plate 7 in the both sides of inferior division plate 8, the bottom of this compound inferior division plate 7 is articulated in down on the fixed axis 9, free end 22 places of compound inferior division plate 7 are provided with limited block 6, are provided with briquetting 4 in last bow pressing arm 3 inboards.
As shown in Figure 3, when making branched hole and load dish slotted eye, at first vertical power rail 1 is surged and vertical shifting axle is moved vertically downward, just move laterally by last bow pressing arm 3 horizontal shifting axles 5 like this, thereby the above fixed axis of guiding top set plate 11 10 is swung laterally for the center of circle, this moment, top set's plate 11 all regoliths were compacted, when this in week the soil pressure actual arrival to a certain degree after, the just following fixed axis 9 of inferior division plate 8 is made fan shape moving for the center of circle, thereby make inferior division plate 8 expose outer tube 18, firming is compacted downwards simultaneously, top set's slide plate 12 then along top set's plate inwall synchronously to lower slider, block the space of top set's plate 11 lower ends, in this process since 7 of the compound inferior division plates of effect of limited block 6 with the inferior division plate 8 outside bottoms, when last bow pressing arm 3 moves down and the briquetting 4 on it is pressed down compound inferior division plate 7, thereby when the bottom surface of its bottom surface and inferior division plate 8 aligns, just finished the operation of branched hole moulding.Because the mechanism of active force and reaction force makes and adds driving force (power of surging) reasonably to be dispersed in inferior division plate week soil surperficial, and fully push closely knitly, improved bearing capacity of foundation soil effectively.When applying reverse drive for power rail 1, laterally shifting axle 5 is inboard traversing to pipe 18, make the free end inboard of guide plate 19 be pressed against compound inferior division plate 7 free ends 22 like this, because compound inferior division plate 7 free ends 22 lateral surfaces are arcuation, resetting gradually along with horizontal shifting axle 5 like this, the arcuation free end 22 of compound inferior division plate 7 just moves (rolling adds slip) to the centre position near guide plate 19, and whole like this branched hole shaping mechanism is just regained in the outer tube 18.
The effect of above-mentioned limited block 4 is to limit compound inferior division plate 7 and moves in prescribed limit, it is pressed down form neat branched hole, and it is regained to satisfy top set's sheet reset requisite space.
As shown in Figure 4, forming machine shown in Figure 3 also comprises two of 4 every sides of breast boards 14(), they are located at the both sides of top set's plate 11 respectively, lower end at breast boards 14 inboard top set plates 30 is provided with two leading arms 13, as shown in Figure 5, when finishing drilling, thereby the side cavities that top set's plate 11 belows occur is closed by breast boards 14 fully and prevents that hack from entering forming machine inside, the side cavities that the dash area among Fig. 4 is sealed by breast boards 14.Because breast boards 14 is assembled into one with top set's plate 11, so when load dish slotted eye is made in rotation, because the insertion in advance of breast boards 14 and top set's plate 11 lower end leading arms 13, make the original soil 15 that is not extruded in the branch support plate effective width 17 can not be to 16 slumps of the space behind the pore-forming of both sides, add the function of top set's slide plate 12, prevent the downward slump of top set's plate 11 top soil bodys effectively, guaranteed the compacted compacting of necromancer under branch, the load dish.The advantage of above-mentioned forming machine is owing to adopted a kind of specific branched hole shaping mechanism, top set's plate 11, top set's slide plate and inferior division plate 8 stretch out sequentially successively, and top set's plate 11 tops are articulated in the last fixed axis 10 that is connected in outer tube 18 rather than upper and lower minute support plate 11.8 stretches out simultaneously and top set's plate 11 is formed by last bow pressing arm 3, so just can avoid the branched hole of rising phenomenon that whole forming machine produced when making branched hole and formation irregular, easily the shortcoming of landslide.
Above-described is one embodiment of the present of invention.The present invention also can realize like this, promptly at first pushes inferior division hole and/or load dish slotted eye cavity of resorption and pushes top set hole and/or load dish slotted eye epicoele again, and all the other steps are consistent with the previous embodiment method, when implementing the method, above-mentioned forming machine can be inverted and use.The method is particularly suitable for forming the multi-branch bearing disk concrete deadman.
Claims (16)
1, a kind of job practices of in-site pouring concrete pile, its step comprises the hole that at first forms the formation pile body in ground, then the soil body in the select location first regulation zone of this hole hole wall is pushed the branched hole of formation formation stake branch and/or first chamber of load dish slotted eye laterally, then the soil body in the above-mentioned select location second regulation zone of vertical hole hole wall is pushed the branched hole of formation formation stake branch and/or second chamber of load dish slotted eye laterally, above-mentioned first chamber and second chamber constitute branched hole and/or tray slotted eye jointly, and concrete perfusion forms the concrete bearing peg of being with branch and/or load dish in branched hole and/or load dish slotted eye and pile body hole at last.
2, method according to claim 1 is characterized in that when extrusion soil forms first chamber of the branched hole of stake branch and/or load dish slotted eye the whole branched hole and/or the load dish slotted eye side direction soil body being formed retaining wall.
3, method according to claim 1 and 2, it is characterized in that when extruding forms stake branched hole and/or load dish slotted eye, wanting in it, to pour into the cementing agent that can prevent soil body slump simultaneously, and be pressed in the surrounding soil of a branched hole and/or load dish slotted eye.
4, method according to claim 1 and 2 is characterized in that above-mentioned pile body hole comes retaining wall by slurries.
5, method according to claim 1 is characterized in that above-mentioned pile body hole is by borehole, auger boring, and impact opening or immersed tube form.
6, method according to claim 4, it is characterized in that above-mentioned slurry wall is a cement paste, it is filled into the position in the hole of not collapsing in the vertical hole, to mend the slurry pipe afterwards and insert bottom, vertical hole, drop into pellet simultaneously, then be pressed into cement paste until whole stake hole is filled in the high pressure mode from mending slurry pipe bottom opening by mending the slurry pipe.
7, method according to claim 4 is characterized in that at branched hole and/or load dish slotted eye position madjack pipe being set, and is pressed into slurries by it in it.
8, method according to claim 6, it is characterized in that when benefit slurry pipe is set, also madjack pipe being set, form multi-branch bearing tray concrete bearing peg thereby be pressed into cement paste by above-mentioned benefit slurry pipe and madjack pipe with high pressure like this at branched hole and/or load dish slotted eye position.
9, method according to claim 5 is characterized in that will putting into reinforcing cage when dropping into pellet.
10, the special molding machine of the described method of a kind of claim 1, it comprises outer tube, be fixed with driving cylinder in the outer tube, also be provided with the branched hole shaping mechanism in the outer tube, this branched hole shaping mechanism comprises first bow pressing arm and second bow pressing arm, one end and the power rail of this first bow pressing arm are hinged, this power rail is driven by driving cylinder, one end of the other end of above-mentioned first bow pressing arm and second bow pressing arm is hinged, the other end of second bow pressing arm and first fixture are hinged, this fixture is fixed on the outer tube, have the hole that the branched hole shaping mechanism is stretched out laterally on the outer tube wall, it is characterized in that being formed with on first bow pressing arm first fen support plate, be formed with second fen support plate on second bow pressing arm, be fixed with second fixture in the outer tube, this fixture is positioned at the side of first bow pressing arm and the pin joint of power rail and is in first bow pressing arm and the place side of the mobile axis of the relative power rail of the second bow pressing arm pin joint and the first bow pressing arm pin joint, one end of above-mentioned second fixture and first fen support plate is hinged, the other end of first fen support plate is a free end, the inboard of first fen support plate is posted by the articulated section of first bow pressing arm and second bow pressing arm, the support plate inboard also was provided with guide plate in first minute, the parallel direction of this first fen support plate in guide plate upper edge has gathering sill, first bow pressing arm and second bow pressing arm are hinged by horizontal shifting axle, above-mentioned gathering sill can make above-mentioned horizontal shifting axle slide within it, and gathering sill does not take place laterally from horizontal shifting axle that lateral displacement extends towards second bow pressing arm, one side.
11, forming machine according to claim 7, it is characterized in that the free end of above-mentioned first minute support plate is positioned at and is posted by the articulated section of first bow pressing arm and second bow pressing arm, above-mentioned gathering sill is opened in guide plate from the outside outstanding extension of the free end of first fen support plate, laterally also be hinged with slide plate on the shifting axle, this slide plate abuts on first fen support plate medial surface.
12,, it is characterized in that the both sides of first fen support plate are connected with breast boards respectively according to claim 7 or 8 described forming machines.
13, according to claim 7 or 8 described forming machines, it is characterized in that on first fixture that is hinged with second fen support plate one end, also being hinged with two compound second minute support plates, this compound second minute support plate is positioned at the both sides of second fen support plate, is provided with near the free end place of compound second minute support plate at second fen support plate medial surface and can drives the limited block that compound second minute support plate rotates with second fen support plate.
14, forming machine according to claim 10, the medial surface that it is characterized in that above-mentioned first bow pressing arm is provided with briquetting, and this briquetting is used for being pressed in compound second minute when first, second minute, support plate crossed out makes compound second minute support plate bottom surface and second fen support plate bottom surface align on the support plate.
15, forming machine according to claim 1 is characterized in that it comprises a plurality of shaping mechanisms, and these a plurality of mechanisms are provided with along forming machine longitudinal separation, and along continuous straight runs is symmetrical arranged.
16, forming machine according to claim 1 is characterized in that it comprises a plurality of shaping mechanisms, and they are located at a certain lengthwise position of forming machine, and along continuous straight runs is symmetrical arranged, and they can drive simultaneously and form load dish slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104550 CN1030408C (en) | 1994-04-29 | 1994-04-29 | Construction method of-cast-in-site pile and its shaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104550 CN1030408C (en) | 1994-04-29 | 1994-04-29 | Construction method of-cast-in-site pile and its shaper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1093428A true CN1093428A (en) | 1994-10-12 |
| CN1030408C CN1030408C (en) | 1995-11-29 |
Family
ID=5031667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94104550 Expired - Lifetime CN1030408C (en) | 1994-04-29 | 1994-04-29 | Construction method of-cast-in-site pile and its shaper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1030408C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997043488A1 (en) * | 1996-05-14 | 1997-11-20 | Guoliang Zhang | Method of constructing a pile structure and apparatus thereof |
-
1994
- 1994-04-29 CN CN 94104550 patent/CN1030408C/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997043488A1 (en) * | 1996-05-14 | 1997-11-20 | Guoliang Zhang | Method of constructing a pile structure and apparatus thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1030408C (en) | 1995-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112681495B (en) | Drainage ditch construction process and pouring equipment for construction | |
| CN205853066U (en) | A kind of water-permeable brick press automatic distributing device | |
| CN111910939A (en) | Device is built to wall body for building | |
| CN1831249A (en) | U-shape anti-seepage channel grooving technology and its equipment | |
| CN1030408C (en) | Construction method of-cast-in-site pile and its shaper | |
| CN208748494U (en) | A kind of alignment device of highway roadside stone laydown machine | |
| CN215669434U (en) | Reinforcing auxiliary device for backfill construction of large-scale retaining wall table back | |
| CN1038776C (en) | Method and apparatus for foundation treatment | |
| US5183332A (en) | Kneading method of concrete | |
| CN114457759A (en) | Drainage forming device for hydraulic engineering and working method thereof | |
| CN201447704U (en) | Light gear-type quick plate-inserting machine for inserting drainage plates | |
| CN2218768Y (en) | Hydraulic multiple branch force bearing disc load-bearing pile hole forming machine | |
| CN112049031A (en) | Building bridge maintenance method | |
| CN2499501Y (en) | Mechanical brick laying machine for building construction | |
| CN1290792A (en) | Construction equipment for in-site pouring concrete pile | |
| CN220897415U (en) | Automatic seedling transplanting robot | |
| CN2384993Y (en) | Trenching machine | |
| CN218965741U (en) | Blanking mechanism of one-die multi-block curbstone machine | |
| CN2351262Y (en) | Construction block machine | |
| CN113638418B (en) | Continuous pouring die device for engineering construction | |
| CN219824770U (en) | Highway roadbed structure convenient to subside repair | |
| CN210745967U (en) | Fish scale pit excavating device for water and soil conservation | |
| CN221072117U (en) | Reinforcing curing mechanism of soft foundation road | |
| CN2511723Y (en) | Hydraulic static pile press with side pile | |
| CN221030082U (en) | Temporary concrete road reinforcing device for soft soil layer construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Junsheng Document name: payment instructions |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100096 Beijing City, Changping District Xisanqi Xiang residential building 5, unit 2, room 101 Patentee after: Zhang Junsheng Patentee after: Zhang Guoliang Address before: 100000, room 6, building 708, East Wang Zhuang District, Qinghua East Road, Beijing, Haidian District Patentee before: Zhang Junsheng Patentee before: Zhang Guoliang |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 19941012 Assignee: Jiangsu Xingpeng Fondation Engineering Co., Ltd. Assignor: Zhang Guoliang|Zhang Junsheng Contract record no.: 2013320000303 Denomination of invention: Construction method of-cast-in-site pile and its shaper Granted publication date: 19951129 License type: Exclusive License Record date: 20130407 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140429 Granted publication date: 19951129 |