CN104499474A - Folded vane type multipoint displacement meter anchor head - Google Patents
Folded vane type multipoint displacement meter anchor head Download PDFInfo
- Publication number
- CN104499474A CN104499474A CN201410705835.7A CN201410705835A CN104499474A CN 104499474 A CN104499474 A CN 104499474A CN 201410705835 A CN201410705835 A CN 201410705835A CN 104499474 A CN104499474 A CN 104499474A
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- CN
- China
- Prior art keywords
- folding blade
- anchor head
- driven gear
- wall cylinder
- turning cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to a folded vane type multipoint displacement meter anchor head. The multipoint displacement meter anchor head is used for the measurement of soft soil area, and comprises a wall cylinder and a bottom frame, wherein the lower end of the wall cylinder is connected with the bottom frame; the multipoint displacement meter anchor head further comprises a folded blade assembly arranged at the inner parts of the wall cylinder and the bottom frame; the folded vane assembly comprises a rotary shaft, a main gear, driven gears and folded blades, wherein the lower end of the rotary shaft is connected with the bottom frame; the main gear is fixed at the lower part of the rotary shaft; the driven gears are arranged inside the bottom frame through bolts and are geared with the main gear; the folded blade is fixed on the driven gear; blade openings corresponding to the folded blades are formed in the bottom frame; when the anchor head is at a closed state, the folded blade is contracted at the inner part of the bottom frame. Compared with the prior art, the multipoint displacement meter anchor head has the advantages that the anchor head is suitable for soft soil, simple in structure, low in dead weight and recyclable, and the like.
Description
Technical field
The present invention relates to a kind of multiple position extensometer anchor head, especially relate to a kind of folding blade-type multiple position extensometer anchor head.
Background technology
For grasp Soft Deep Foundation Pit and underground construction phase of exploration, construction stage and later stage monitor the surface settlement in stage, need not lay multiple position extensometer to monitor in boring.Existing Multi-point displacement metre for drilling hole measuring point fastening devices mainly contains spring-piece type at present, wedge-type and hydraulic pressure support formula etc. are several, but due to larger to borehole wall soil disturbance during its applying anchored force, destroy the soil structures that soft clay area is originally weak, be therefore often difficult to record desirable stratum settling data.
Chinese patent CN 202361914U discloses a kind of recoverable multiple position extensometer, this device comprises anchor device and hand control bar in aperture reading plotter, hole, the hand control bar of having a waistline in portion of screw rod is connected on by turning set, bolt rotary drives nut move up and down thus tablet body is outwards ejected, for soft clay area, the mode that tablet body outwards ejects is easy to destroy the soil body around hole wall, thus is difficult to the ideal data obtaining soft clay area stratum settlement.
Summary of the invention
Object of the present invention be exactly provide one to be suitable for overcome defect that above-mentioned prior art exists weak soil, structure are simple, little, callable folding blade-type multiple position extensometer anchor head of conducting oneself with dignity.
Object of the present invention can be achieved through the following technical solutions:
A kind of folding blade-type multiple position extensometer anchor head, for the measurement of soft clay area, comprise wall cylinder and the under(-)chassis being connected to wall cylinder lower end, this multiple position extensometer anchor head also comprises the folding blade assembly being arranged on wall cylinder and under(-)chassis inside, described folding blade assembly comprises turning cylinder, master gear, driven gear and folding blade, described turning cylinder lower end is connected with under(-)chassis, described master gear is fixed on the bottom of turning cylinder, described driven gear is arranged on under(-)chassis inside by spiral shell button, and be engaged with master gear, described folding blade is fixed on driven gear, described under(-)chassis is provided with the blade openings that arrange corresponding to folding blade.
When anchor head is in closure state, folding blade is contracted in under(-)chassis inside, and when anchor head is opened, the master gear rotated on turning cylinder drives driven gear rotation that folding blade is stretched out from blade openings.
Described wall cylinder is provided with wall cylinder open region, and described turning cylinder top is provided with turning cylinder handle, and this turning cylinder handle is inner through the stretching wall cylinder of wall cylinder open region from wall cylinder.
Described folding blade is selenodont, and afterbody is fixed on driven gear, and rotates together with driven gear.
The opening angle of described wall cylinder open region is 90 degree.
Described folding blade, driven gear and spiral shell button are equipped with 3, described folding blade, driven gear and spiral shell button be evenly distributed on turning cylinder be the center of circle circumferentially.
Described turning cylinder, turning cylinder handle, wall cylinder, under(-)chassis, master gear, driven gear, spiral shell button and folding blade are chromium plating stainless steel material and make.
Compared with prior art, the present invention has the following advantages:
One, adopt the folding hinge cut-in manner of controlled speed to carry out anchoring to reduce soil disturbance, be suitable for soft clay area.
Two, anchor head structure is simple, easy for installation.
Three, apparatus structure is comparatively light, and wall cylinder and under(-)chassis inside only have folding blade assembly, reduces because deadweight is on measuring the impact produced.
Four, after device uses, recyclable when not backfilling in hole.
Accompanying drawing explanation
Fig. 1 is that anchor head of the present invention closes schematic diagram.
Fig. 2 is that anchor head of the present invention opens schematic diagram.
Fig. 3 is the plan view of base when folding hinge closes.
Fig. 4 is the plan view of base when folding hinge is opened.
Fig. 5 is the top view of wall cylinder restriction turning cylinder handle.
Fig. 6 is the structural representation of turning cylinder.
Wherein, 1, turning cylinder, 2, turning cylinder handle, 3, wall cylinder, 4, under(-)chassis, 5, master gear, 6, driven gear, 7, spiral shell button, 8, folding blade, 9, wall cylinder open region.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment:
As illustrated in fig. 1 and 2, a kind of folding blade-type multiple position extensometer anchor head, for the measurement of soft clay area, comprise wall cylinder 3 and the under(-)chassis 4 being connected to wall cylinder 3 lower end, this multiple position extensometer anchor head also comprises the folding blade assembly being arranged on wall cylinder 3 and under(-)chassis 4 inside, folding blade assembly comprises turning cylinder 1, master gear 5, driven gear 6 and folding blade 8, turning cylinder 1 lower end is connected with under(-)chassis 4, master gear 5 is fixed on the bottom of turning cylinder 1, it is inner that driven gear 6 is arranged on under(-)chassis 4 by spiral shell button 7, and be engaged with master gear 5, folding blade 8 is fixed on driven gear 6, under(-)chassis 4 is provided with the blade openings that arrange corresponding to folding blade 8, turning cylinder 1, turning cylinder handle 2, wall cylinder 3, under(-)chassis 4, master gear 5, driven gear 6, spiral shell button 7 and folding blade 8 are chromium plating stainless steel material and make, whole folding blade-type multiple position extensometer anchor head structure is simple, parts are less, alleviate own wt, thus reduce because deadweight is on measuring the impact produced.
When anchor head is in closure state, it is inner that folding blade 8 is contracted in under(-)chassis 4, when anchor head is opened, master gear 5 on rotary motion axle 1 drives driven gear 6 rotation that folding blade 8 is stretched out from blade openings, be cut in Soft Soil Layer to be measured, control folding blade 8 by the rotary speed controlling master gear 5 and cut the speed of the hole wall soil body, and folding blade 8 can be regained by rotating backward master gear 5, the mode that folding blade 8 cuts the soil body decreases the disturbance to the Soft Soil Layer soil body.
As illustrated in Figures 5 and 6, wall cylinder 3 is provided with wall cylinder open region 9, and turning cylinder 1 top is provided with turning cylinder handle 2, and described turning cylinder 1 welds together with turning cylinder handle 2, this turning cylinder handle 2 is inner through wall cylinder open region 9 stretching wall cylinder 3 from wall cylinder, and the opening angle of wall cylinder open region 9 is 90 degree.
As shown in Figures 3 and 4, folding blade 8 is selenodont, and afterbody is fixed on driven gear 6, and rotates together with driven gear 6, folding blade 8, driven gear 6 and spiral shell button 7 are equipped with 3, folding blade 8, driven gear 6 and spiral shell button 7 be evenly distributed on turning cylinder 1 for the center of circle circumferentially.
Turning cylinder handle 2 on rotary motion axle 1, master gear 5 is driven to rotate, the rotation rotarily driving driven gear 6 of master gear 5, folding blade 8 is connected with driven gear 6, then folding blade 8 starts outwards to screw out gradually around in soil layer, wall cylinder 3 has the opening of 90 degree at turning cylinder handle 2 place of turning cylinder 1, thus ensure that folding blade 8 can be cut in the test section borehole wall soil body to greatest extent, folding blade 8 is regained turning cylinder 1 opposite spin after measurement, be retraction mechanism after folding blade 8 is completely folding, for Soft Deep Foundation Pit and underground construction phase of exploration, the surface settlement in construction stage and monitoring stage in later stage provides data.
Claims (6)
1. a folding blade-type multiple position extensometer anchor head, for the measurement of soft clay area, comprise wall cylinder (3) and be connected to the under(-)chassis (4) of wall cylinder (3) lower end, it is characterized in that, also comprise the folding blade assembly being arranged on wall cylinder (3) and under(-)chassis (4) inside, described folding blade assembly comprises turning cylinder (1), master gear (5), driven gear (6) and folding blade (8), described turning cylinder (1) lower end is connected with under(-)chassis (4), described master gear (5) is fixed on the bottom of turning cylinder (1), it is inner that described driven gear (6) is arranged on under(-)chassis (4) by spiral shell button (7), and be engaged with master gear (5), described folding blade (8) is fixed on driven gear (6), described under(-)chassis (4) is provided with the blade openings that arrange corresponding to folding blade (8).
2. a kind of folding blade-type multiple position extensometer anchor head according to claim 1, it is characterized in that, described wall cylinder (3) is provided with wall cylinder open region (9), described turning cylinder (1) top is provided with turning cylinder handle (2), and this turning cylinder handle is inner through wall cylinder open region (9) stretching wall cylinder (3) from wall cylinder.
3. a kind of folding blade-type multiple position extensometer anchor head according to claim 1, it is characterized in that, described folding blade (8) is selenodont, and afterbody is fixed on driven gear (6), and rotates together with driven gear (6).
4. a kind of folding blade-type multiple position extensometer anchor head according to claim 2, is characterized in that, the opening angle of described wall cylinder open region (9) is 90 degree.
5. a kind of folding blade-type multiple position extensometer anchor head according to claim 3, it is characterized in that, described folding blade (8), driven gear (6) and spiral shell button (7) are equipped with 3, described folding blade (8), driven gear (6) and spiral shell button (7) be evenly distributed on turning cylinder (1) for the center of circle circumferentially.
6. a kind of folding blade-type multiple position extensometer anchor head according to claim 1, it is characterized in that, described turning cylinder (1), turning cylinder handle (2), wall cylinder (3), under(-)chassis (4), master gear (5), driven gear (6), spiral shell button (7) and folding blade (8) are chromium plating stainless steel material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705835.7A CN104499474B (en) | 2014-11-27 | 2014-11-27 | A kind of folding blade-type multipoint displacement meter anchor head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705835.7A CN104499474B (en) | 2014-11-27 | 2014-11-27 | A kind of folding blade-type multipoint displacement meter anchor head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104499474A true CN104499474A (en) | 2015-04-08 |
| CN104499474B CN104499474B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410705835.7A Expired - Fee Related CN104499474B (en) | 2014-11-27 | 2014-11-27 | A kind of folding blade-type multipoint displacement meter anchor head |
Country Status (1)
| Country | Link |
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| CN (1) | CN104499474B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086315A (en) * | 2017-12-13 | 2018-05-29 | 大连交通大学 | A kind of suspension roof support structure and its construction method that can be recycled completely |
| CN108413928A (en) * | 2015-08-21 | 2018-08-17 | 中交天津港湾工程研究院有限公司 | A kind of soil body delaminating deposition amount monitoring system |
| CN114608504A (en) * | 2022-01-20 | 2022-06-10 | 温州市瓯江引水发展有限公司 | Replaceable displacement measuring device of diversion tunnel |
| CN114754668A (en) * | 2022-04-19 | 2022-07-15 | 中南大学 | Device for measuring deformation of stratum soil body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03244707A (en) * | 1990-02-21 | 1991-10-31 | Shimizu Corp | Multipoint packer type in-hole water premeation test method and test equipment therefor |
| CN202361914U (en) * | 2011-09-27 | 2012-08-01 | 山东科技大学 | Recoverable multi-point displacement meter |
| CN102953364A (en) * | 2012-11-23 | 2013-03-06 | 同济大学 | Multilayer blade-typed multipoint displacement metre anchor head used for soft soil layer |
| CN103821125A (en) * | 2012-11-19 | 2014-05-28 | 同济大学 | Multifunctional multi-point displacement meter anchor head |
| CN103850237A (en) * | 2012-12-03 | 2014-06-11 | 同济大学 | Blade-cut-in type soft soil multi-point displacement meter anchor head |
-
2014
- 2014-11-27 CN CN201410705835.7A patent/CN104499474B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03244707A (en) * | 1990-02-21 | 1991-10-31 | Shimizu Corp | Multipoint packer type in-hole water premeation test method and test equipment therefor |
| CN202361914U (en) * | 2011-09-27 | 2012-08-01 | 山东科技大学 | Recoverable multi-point displacement meter |
| CN103821125A (en) * | 2012-11-19 | 2014-05-28 | 同济大学 | Multifunctional multi-point displacement meter anchor head |
| CN102953364A (en) * | 2012-11-23 | 2013-03-06 | 同济大学 | Multilayer blade-typed multipoint displacement metre anchor head used for soft soil layer |
| CN103850237A (en) * | 2012-12-03 | 2014-06-11 | 同济大学 | Blade-cut-in type soft soil multi-point displacement meter anchor head |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413928A (en) * | 2015-08-21 | 2018-08-17 | 中交天津港湾工程研究院有限公司 | A kind of soil body delaminating deposition amount monitoring system |
| CN108413928B (en) * | 2015-08-21 | 2020-07-28 | 中交天津港湾工程研究院有限公司 | Soil body layering settlement monitoring system |
| CN108086315A (en) * | 2017-12-13 | 2018-05-29 | 大连交通大学 | A kind of suspension roof support structure and its construction method that can be recycled completely |
| CN108086315B (en) * | 2017-12-13 | 2020-04-10 | 大连交通大学 | Anchor rod supporting structure capable of being completely recycled and construction method thereof |
| CN114608504A (en) * | 2022-01-20 | 2022-06-10 | 温州市瓯江引水发展有限公司 | Replaceable displacement measuring device of diversion tunnel |
| CN114608504B (en) * | 2022-01-20 | 2024-05-24 | 温州市瓯江引水发展有限公司 | Replaceable displacement measuring device for diversion tunnel |
| CN114754668A (en) * | 2022-04-19 | 2022-07-15 | 中南大学 | Device for measuring deformation of stratum soil body |
| CN114754668B (en) * | 2022-04-19 | 2022-12-23 | 中南大学 | Device for measuring deformation of stratum soil body |
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| Publication number | Publication date |
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| CN104499474B (en) | 2016-08-17 |
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Granted publication date: 20160817 Termination date: 20191127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |