CN203685063U - Auger stem and liquid inlet device of auger stem - Google Patents
Auger stem and liquid inlet device of auger stem Download PDFInfo
- Publication number
- CN203685063U CN203685063U CN201320720763.4U CN201320720763U CN203685063U CN 203685063 U CN203685063 U CN 203685063U CN 201320720763 U CN201320720763 U CN 201320720763U CN 203685063 U CN203685063 U CN 203685063U
- Authority
- CN
- China
- Prior art keywords
- rod
- auger stem
- feed liquor
- charging aperture
- outer casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses an auger stem and a liquid inlet device of the auger stem. The liquid inlet device comprises a liquid inlet pipe body, wherein the liquid inlet pipe body and the stem body of the auger stem can be integrally arranged or the liquid inlet pipe body is fixedly connected with the stem body, and a feeding hole communicated with a blanking channel of the auger stem through the inner hole of the feeding hole is formed in the surface of the liquid inlet pipe body. When the auger stem provided by the utility model is constructing, wall protecting liquid filled by an orifice can reach the bottom of a drill bit connected with the lower end of the stem body through the feeding hole of the stem body, so that the wall protecting liquid can be supplemented in time when the auger stem is lifted; furthermore, a hole wall drilled each time can be reinforced through the wall protecting liquid, so that the auger stem can drill and be lifted repeatedly, so as to be applicable to a drilling construction technology for drilling repeatedly; meanwhile, the upper end of the auger stem is connected with a flexible auger stem of a rotary drilling rig so as to quickly lift, so that the working efficiency can be improved.
Description
Technical field
The utility model relates to the auger stem that pile-forming drilling machine uses.
Background technology
In piling machinery, topmost two kinds of pile-forming drilling machines are long-spiral drilling machine and rotary drilling rig at present, the pile-formation process of long-spiral drilling machine is to be first drilled to down hole, then carry boring and fill with concrete pile, auger stem structure of the prior art is as disclosed a kind of auger stem in ZL012114766 Chinese patent manual, this drilling rod comprises the body of rod, helical blade and the drill bit of the hollow of regular length, in the body of rod, there is the concrete passage being connected with concrete pump, on the inclined-plane of its both sides, drill bit lower end, be hinged with respectively the drill bit valve of the row's of switching concrete mouth.The earth of existing auger stem in drilling process is by blade compactly extruding and have part earth to stay on the body of rod and helical blade, does not carry and bore clear soil in boring procedure, mentions drilling rod on one side after getting into prescribed depth, until pile from fill with concrete on one side from top.Therefore the pile-formation process of long-spiral drilling machine is the fixing disposable drilling and forming hole of run of steel, in boring procedure, can not carry and bore clear soil and can not in boring, add retaining wall liquid, thereby creep into and the pile degree of depth limited.
The pile-formation process of rotary drilling rig adopts under the drilling bucket of adjustable length multi-joint telescoping drilling rod and tubular and bores and cut the earth, in drilling bucket, the full rear telescopic drill rod of soil shrinks to carry boring soil is drained into earth's surface, and then lower boring cut the earth again, whole process need is repeatedly lower to be bored repeatedly and add retaining wall liquid in hole, although each drilling depth is subject to drilling bucket capacity limit, telescopic drill rod carries, falls that bit speed is very fast and single speed of fulfiling hole is very fast; Thereby rotary drilling rig can beat deep hole, but because drilling bucket single pierces that the degree of depth is limited and the pore-forming time is long, efficiency of construction is low.
Utility model content
The purpose of this utility model is to provide a kind of auger stem that makes can be applicable to the feeding device of the lower auger stem that bores drill construction technique repeatedly repeatedly, and the auger stem with this feeding device is provided simultaneously.
The technical scheme of auger stem of the present utility model is: a kind of auger stem, comprise upper end be power intake, be arranged with helical blade, in establish the body of rod of blanking channel, body of rod upper end is provided with feeding device, described feeding device comprises the feed liquor body that is wholely set with the body of rod or is connected with the body of rod, feed liquor body coaxially arranges with the body of rod and has the endoporus communicating with blanking channel, offers the charging aperture communicating with its endoporus on feed tube surface.
The described body of rod or feed liquor body upper end are provided with the snap joint for being connected with telescopic drill rod.
On the described body of rod or feed liquor body, be also fixed with the water-supporting plate that plate face expands outwardly from the radial surface of the body of rod, the top of water-supporting plate in helical blade in charging aperture below.
Described water-supporting plate is that inner ring and body of rod surface are connected, outer ring is surrounded on around the body of rod, the annular slab of plate face horizontal expansion, and the race diameter of annular slab is more than or equal to the radially maximum size of helical blade.
The top of described water-supporting plate is fixed with the outer casing that is set around charging aperture periphery, leaves Bing top, gap and leave the opening that enters gap for retaining wall liquid between outer casing inner peripheral surface and the body of rod.
On the described body of rod or feed liquor body, fixed cover is provided with the outer casing that is set around charging aperture periphery, leaves Bing top, gap and leave the opening that enters gap for retaining wall liquid between outer casing inner peripheral surface and charging aperture.
On described outer casing, offer the import communicating with gap.
The technical scheme of the feeding device of auger stem of the present utility model is: a kind of feeding device of auger stem, comprise the feed liquor body for being coaxially wholely set or being coaxially connected with the body of rod of auger stem, described feed liquor body has the endoporus for communicating with the blanking channel of auger stem, and described feed tube offers the charging aperture communicating with its endoporus on surface.
On described feed liquor body, be also fixed with in charging aperture below the water-supporting plate that plate face expands outwardly from the radial surface of feed liquor body.
On described feed liquor body, fixed cover is provided with the outer casing that is set around charging aperture periphery, leaves Bing top, gap and leave the opening that enters gap for retaining wall liquid between outer casing inner peripheral surface and charging aperture.
On the feed tube surface of the feeding device of auger stem of the present utility model, offer charging aperture, the retaining wall liquid pouring into from aperture when construction can arrive connected drill bit bottom, body of rod lower end by the blanking channel of the body of rod through this charging aperture, can in the time carrying drilling rod, augment retaining wall liquid in time, because retaining wall liquid can be reinforced the hole wall creeping at every turn, therefore this auger stem can repeatedly bore, carry down brill and can be suitable for repeatedly the lower drill construction technique boring repeatedly.And the telescopic drill rod that can connect in the top rotary drilling rig is carried rapidly brill, increases work efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of auger stem of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1
Fig. 3 be auger stem of the present utility model embodiment at drilling construction schematic diagram.
Detailed description of the invention
As shown in FIG. 1 to 3, the embodiment of auger stem of the present utility model, comprise and be arranged with helical blade 2 from top to bottom, in hollow, establish the body of rod 1 of blanking channel, the body of rod 1 lower end is connected with drill bit 3, these drill bit 3 bottoms are provided with the discharge gate 31 and the corresponding drill bit valve 32 that opens and closes discharge gate that communicate with the blanking channel of the body of rod 1, the slurry of carrying downwards from blanking channel when construction, liquid as retaining wall liquid thus discharge gate 31 discharge, when this drill bit valve 32 creeps into downwards, close and under gravity or blanking pressure-acting, automatically open in the time of upper lifting body 1, the valve discharging structure of auger stem belongs to prior art and repeats no more herein.The body of rod 1 upper end is provided with feeding device, feeding device as shown in Figure 2, feeding device comprises the feed liquor body 12 that is connected and communicates with blanking channel with the body of rod 1, feed liquor body 12 coaxially arranges with the body of rod, on feed liquor body 12 surfaces, offer the charging aperture 4 communicating with blanking channel, charging aperture 4 enters for retaining wall liquid, on feed liquor body 12, be also fixed with in charging aperture 4 belows the water-supporting plate 5 that plate face expands outwardly from the radial surface of the body of rod 1, water-supporting plate 5 is connected for inner ring and the body of rod 1 surface, outer ring is surrounded on around the body of rod 1, the annular slab of plate face horizontal expansion, the race diameter of annular slab is more than or equal to the radially maximum size of helical blade 2, thereby stop that retaining wall liquid flows to water-supporting plate 5 and can more flow into charging aperture 4 below as far as possible.On feed liquor body 12, fixed cover is provided with the outer casing 6 that is set around charging aperture 4 peripheries, between outer casing 6 inner peripheral surfaces and the body of rod 1, leave Bing top, gap and leave the opening that enters gap for retaining wall liquid, on outer casing 6, offer the import 7 communicating with gap, the bottom of outer casing 6 is connected in the end face of water-supporting plate 5.For convenience of being connected with the telescopic drill rod of rotary drilling rig, feed liquor body 12 upper ends are connected with the snap joint 8 for being connected with telescopic drill rod.
As shown in Figure 3, above-described embodiment of the present utility model and rotary drilling rig are used in conjunction with, the body of rod 1 is connected with telescopic drill rod 9 by snap joint 8, be drilled into after set depth, telescopic drill rod 9 shrinks fast upper lifting body 1 and injects retaining wall liquid 10 at aperture place, earth 11 forms cavity in the hole with moving on drilling rod and below drilling rod, retaining wall liquid 10 is successively through the import 7 of outer casing, the charging aperture 4 of the body of rod 1, blanking channel is discharged by the discharge gate of drill bit 3, arrow in Fig. 3 is that retaining wall liquid flows to, the retaining wall liquid of discharging is sprayed onto after drilling rod leaves and stays on empty hole wall, thereby in time hole wall is added and protects in order to avoid collapse.
It should be noted that, the feed liquor body 12 of feeding device can be the pipe that is connected in the body of rod 1 upper end after making in addition by modes such as welding are fastenedly connected, in other embodiment of the present utility model, also can be that the body of rod 1 a part of pipeline section own also directly drives material interruption-forming feeding device on the body of rod 1, therefore feeding device can be in the upper end of the body of rod 1 or near the position, upper end of upper end, and outer casing 6, water-supporting plate 5, snap joint 8 are all fixed on the body of rod 1.
In addition, drill bit 3, snap joint 8 are the embodiment dismounting as required of auger stem of the present utility model, the accessory of selection, and in other embodiment of the present utility model, auger stem both can also can be with drill bit or snap joint as product.
In above-described embodiment of the present utility model, outer casing 6 plays and stops that foreign material enter or block the effect of charging aperture 4, certainly in other embodiment of the present utility model, if the foreign material of some geological conditions seldom do not form impact to the injection construction of retaining wall liquid, outer casing also can be set, and only on the body of rod 1, near upper end, charging aperture be set.
The structure of the embodiment of the feeding device of auger stem of the present utility model is also the structure of the feeding device that has in the embodiment of above-mentioned auger stem, repeats no more herein.
Claims (10)
1. an auger stem, comprise upper end be power intake, be arranged with helical blade, in establish the body of rod of blanking channel, it is characterized in that: body of rod upper end is provided with feeding device, described feeding device comprises the feed liquor body that is wholely set with the body of rod or is connected with the body of rod, feed liquor body coaxially arranges with the body of rod and has the endoporus communicating with blanking channel, offers the charging aperture communicating with its endoporus on feed tube surface.
2. auger stem according to claim 1, is characterized in that: the described body of rod or feed liquor body upper end are provided with the snap joint for being connected with telescopic drill rod.
3. auger stem according to claim 1, is characterized in that: on the described body of rod or feed liquor body, be also fixed with the water-supporting plate that plate face expands outwardly from the radial surface of the body of rod, the top of water-supporting plate in helical blade in charging aperture below.
4. auger stem according to claim 3, it is characterized in that: described water-supporting plate is that inner ring and body of rod surface are connected, outer ring is surrounded on around the body of rod, the annular slab of plate face horizontal expansion, and the race diameter of annular slab is more than or equal to the radially maximum size of helical blade.
5. according to the auger stem described in claim 3 or 4, it is characterized in that: the top of described water-supporting plate is fixed with the outer casing that is set around charging aperture periphery, between outer casing inner peripheral surface and the body of rod, leave Bing top, gap and leave the opening that enters gap for retaining wall liquid.
6. according to the auger stem described in claim 1-3 any one, it is characterized in that: on the described body of rod or feed liquor body, fixed cover is provided with the outer casing that is set around charging aperture periphery, between outer casing inner peripheral surface and charging aperture, leave Bing top, gap and leave the opening that enters gap for retaining wall liquid.
7. auger stem according to claim 6, is characterized in that: on described outer casing, offer the import communicating with gap.
8. the feeding device of an auger stem, it is characterized in that: comprise the feed liquor body for being coaxially wholely set or being coaxially connected with the body of rod of auger stem, described feed liquor body has the endoporus for communicating with the blanking channel of auger stem, and described feed tube offers the charging aperture communicating with its endoporus on surface.
9. the feeding device of auger stem according to claim 8, is characterized in that: on described feed liquor body, be also fixed with in charging aperture below the water-supporting plate that plate face expands outwardly from the radial surface of feed liquor body.
10. the feeding device of auger stem according to claim 8, it is characterized in that: on described feed liquor body, fixed cover is provided with the outer casing that is set around charging aperture periphery, between outer casing inner peripheral surface and charging aperture, leave Bing top, gap and leave the opening that enters gap for retaining wall liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320720763.4U CN203685063U (en) | 2013-11-15 | 2013-11-15 | Auger stem and liquid inlet device of auger stem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320720763.4U CN203685063U (en) | 2013-11-15 | 2013-11-15 | Auger stem and liquid inlet device of auger stem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685063U true CN203685063U (en) | 2014-07-02 |
Family
ID=51006982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320720763.4U Expired - Fee Related CN203685063U (en) | 2013-11-15 | 2013-11-15 | Auger stem and liquid inlet device of auger stem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685063U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016920A (en) * | 2019-04-26 | 2019-07-16 | 深圳市工勘岩土集团有限公司 | The construction method of interlocking pile of meat and vegetables collocation |
| CN113006710A (en) * | 2021-03-30 | 2021-06-22 | 褚氏工业科技(上海)有限公司 | Spiral drill rod for oil exploration |
| CN113560626A (en) * | 2021-07-28 | 2021-10-29 | 安徽鸿海新材料股份有限公司 | Preparation method of CAF (cyclic olefin polymerization) -resistant copper-clad plate with low water absorption rate |
-
2013
- 2013-11-15 CN CN201320720763.4U patent/CN203685063U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016920A (en) * | 2019-04-26 | 2019-07-16 | 深圳市工勘岩土集团有限公司 | The construction method of interlocking pile of meat and vegetables collocation |
| CN110016920B (en) * | 2019-04-26 | 2021-07-02 | 深圳市工勘岩土集团有限公司 | Construction method of secant pile matched with meat and vegetables |
| CN113006710A (en) * | 2021-03-30 | 2021-06-22 | 褚氏工业科技(上海)有限公司 | Spiral drill rod for oil exploration |
| CN113560626A (en) * | 2021-07-28 | 2021-10-29 | 安徽鸿海新材料股份有限公司 | Preparation method of CAF (cyclic olefin polymerization) -resistant copper-clad plate with low water absorption rate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104763328B (en) | A kind of hydraulic pressure reaming circulation drilling machine and its reaming pile constructing process | |
| CN202117556U (en) | Auger driller for moulding concrete piles with different depth and shapes | |
| CN105442532B (en) | Pile crown expands bored pile construction method | |
| CN110043187A (en) | The fluid pressure type reducing reaming bit and filling pile construction engineering method of long-spiral drilling machine | |
| CN102002941A (en) | Large-aperture long screw rig, reinforcement cage concreting device and fabricating method of large-aperture deep pile | |
| CN104563911A (en) | Drill rod for expanded-base threaded pile construction | |
| CN203685063U (en) | Auger stem and liquid inlet device of auger stem | |
| CN207296871U (en) | The structure-improved of full-sleeve twist bit | |
| CN203701981U (en) | Reamer bit | |
| CN102619224B (en) | Construction method and drilling tool for variable cross-section bored cast-in-place pile (rock bolt) | |
| CN202227989U (en) | Combined drilling tool | |
| CN203569561U (en) | Novel pile forming device of steel pipe protection wall cast-in-place piles following up drill | |
| CN102605771A (en) | Construction method for drilling cast-in-place concrete pipe pile and drilling tool for concrete pipe pile | |
| CN102996075A (en) | Drilling and reaming way-type drilling unit | |
| CN203256735U (en) | Multi-shaft mixing pile device capable of reducing soil-squeezing effect | |
| CN205152945U (en) | Rig bored concrete pile is dug soon in all casing drill combination | |
| CN1202318C (en) | Method and apparatus for pile making by boring and pumping mass concrete and rotation jetting slurry | |
| CN201843132U (en) | Large-aperture deep-pile long-auger drilling rig | |
| CN110529041B (en) | Self-soil-taking type double-layer full casing pipe for inclined pile hole forming and construction method thereof | |
| CN205100890U (en) | Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon | |
| CN112302026A (en) | Non-soil-squeezing oversized-diameter cast-in-place concrete tubular pile construction device and construction method | |
| CN104929108B (en) | A kind of construction method of hard soil site PCC | |
| RU156918U1 (en) | DRILLING RIG | |
| CN203856409U (en) | Spiral bit provided with ventilating device | |
| CN216920297U (en) | Construction device for long spiral drilling and pressure pouring concrete pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20141115 |
|
| EXPY | Termination of patent right or utility model |