CN104612124A - Vane type multipoint displacement meter anchor head - Google Patents
Vane type multipoint displacement meter anchor head Download PDFInfo
- Publication number
- CN104612124A CN104612124A CN201410705927.5A CN201410705927A CN104612124A CN 104612124 A CN104612124 A CN 104612124A CN 201410705927 A CN201410705927 A CN 201410705927A CN 104612124 A CN104612124 A CN 104612124A
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- Prior art keywords
- throat
- vane type
- anchor head
- angle
- shaft rod
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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
- E02D1/08—Investigation of foundation soil in situ after finishing the foundation structure
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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 vane type multipoint displacement meter anchor head which is used for measuring of a soft soil layer rich in underground water. The vane type multipoint displacement meter anchor head comprises a middle shaft rod, an outer cylinder, a bottom disc and a cross frame. The outer cylinder is arranged on the outer portion of the middle shaft rod. The bottom disc is connected with the middle shaft rod and the cross frame respectively. The multipoint displacement meter anchor head further comprises a blade popup component, an adhesion component and an anchor fixing blade. The blade popup component is connected with the middle shaft rod, the outer cylinder and the cross frame. The adhesion component is connected with the outer cylinder and the anchor fixing blade respectively. The anchor fixing blade is a vane type blade, and a hollow structure is arranged on the back of the anchor fixing blade. The anchor fixing blade is connected with the bottom disc through a spiral button which is provided with a torsional spring in a sleeved mode. The torsional spring is connected with the cross frame and the anchor fixing blade respectively. Compared with the prior art, the vane type multipoint displacement meter anchor head has the advantages of being suitable for soft soil, simple in structure, low in self weight, firm in anchor fixing 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 vane type multiple position extensometer anchor head.
Background technology
For grasping in soft clay area and underground engineering construction process because of the periphery bottom surface sedimentation that excavation and precipitation are printed and distributed, needing that multiple position extensometer is set in holing and monitoring.At present existing Multi-point displacement metre for drilling hole measuring point fastening devices mainly contains slip casting type, spring-piece type, hydraulic pressure support formula and falls wedge-type etc. several, be used for rock mass, 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 settling data.In addition, existing multiple position extensometer anchor head deadweight is comparatively large, therefore in soft clay area often because Gravitative Loads can have an impact to measurement result.For this reason, the multiple position extensometer anchor head that exploitation is applicable to soft soil layer is needed badly.
The anchor head of China Patent Publication No. a kind of multi-functional multiple position extensometer that has been the disclosure of the invention of 103821125A, comprise driving lever, turning cylinder, load transfer device, follower lever, anchoring measurement mechanism and frame construction, rotation driving lever is adopted to drive follower lever that frame construction is shunk by load transfer device, and drive anchoring measurement mechanism to move in the horizontal direction, by the anchoring measurement mechanism press-in soil body, this multiple position extensometer anchor head effectively cannot apply anchored force for soft clay area, and easily causes the damage of surrounding soil.
Summary of the invention
Object of the present invention is exactly provide a kind of to be suitable for overcome defect that above-mentioned prior art exists the vane type multiple position extensometer anchor head that weak soil, structure are simple, conduct oneself with dignity little, anchoring is fastening.
Object of the present invention can be achieved through the following technical solutions:
A kind of vane type multiple position extensometer anchor head, for being rich in the measurement of the Soft Soil Layer of underground water, comprise central shaft rod, be arranged on the urceolus of central shaft rod outside and the chassis be connected in turn bottom central shaft rod and crossing skeleton, also comprise angle of throat and eject assembly, cementing assembly and anchoring angle of throat, described angle of throat eject assembly respectively with central shaft rod, urceolus is connected with crossing skeleton, described cementing assembly is connected with urceolus and anchoring angle of throat respectively, described anchoring angle of throat is vane type blade, its back is provided with hollow structure, described anchoring angle of throat is connected with chassis by spiral shell button, sheathed torsion spring on described spiral shell button, described torsion spring is connected with crossing skeleton and anchoring angle of throat respectively.
Described cementing assembly comprises a ball of string, bracing wire, blade, cement flour and diaphragm seal, a described ball of string is fixed on central shaft rod top, described bracing wire one end is connected with a ball of string, the other end is connected with blade, described cement flour is placed in the hollow structure at anchoring angle of throat back, described blade is embedded in cement flour, and described diaphragm seal is arranged on the opening part of hollow structure.
Described angle of throat ejects assembly and comprises draw point, constraint steel disc and springing button, described springing button is arranged in central shaft rod, and with urceolus clamping, described draw point is arranged on the lower edge of urceolus, described constraint steel disc is arranged on crossing skeleton, by hasp constraint anchoring angle of throat, and just right with draw point.
Described is drawstring through the wire loop be arranged on outside urceolus.
Described diaphragm seal is polyethylene sheeting.
Described cement flour is cement powder.
Described anchoring angle of throat, angle of throat eject assembly and cementing assembly is equipped with 4 groups.
Described central shaft rod, chassis and anchoring angle of throat are made by chromium plating stainless steel.
Compared with prior art, the present invention has the following advantages:
One, be suitable for weak soil, adopt angle of throat cut-in manner to carry out anchoring and reduce soil disturbance, be suitably for the base pit engineering of soft clay area, underground construction phase of exploration and construction and excavation process and settlement monitoring data is provided.
Two, structure is simple, and the structure of anchor head entirety is simple, and installation and removal are convenient.
Three, conduct oneself with dignity little, the back of anchoring angle of throat is provided with hollow structure, and inside is provided with cement flour, lighter than general anchor head quality, reduces because deadweight is on measuring the impact produced.
Four, anchoring is fastening, loads cement flour and underground water is mixed to form hardened cement in angle of throat, further strengthens anchoring.
Accompanying drawing explanation
Fig. 1 is that angle of throat cut-in type multiple position extensometer anchor head of the present invention opens schematic diagram.
Fig. 2 is that angle of throat cut-in type multiple position extensometer anchor head of the present invention closes schematic diagram.
Fig. 3 is anchoring angle of throat structural representation.
Fig. 4 is the structural representation of chassis when anchor head closes.
Wherein, 1, central shaft rod, 2, springing button, 3, urceolus, 4, draw point, 5, anchoring angle of throat, 6, chassis, 7, crossing skeleton, 8, torsion spring, 9, spiral shell button, 10, constraint steel disc, 11, hollow structure, 12, bracing wire, 13, a ball of string, 14, blade.
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 vane type multiple position extensometer anchor head, for being rich in the measurement of the Soft Soil Layer of underground water, comprise central shaft rod 1, be arranged on the urceolus 3 of central shaft rod 1 outside and the chassis 6 be connected in turn bottom central shaft rod 1 and crossing skeleton 7, also comprise angle of throat and eject assembly, cementing assembly and anchoring angle of throat 5, angle of throat eject assembly respectively with central shaft rod 1, urceolus 3 is connected with crossing skeleton 7, cementing assembly is connected with urceolus 3 and anchoring angle of throat 5 respectively, anchoring angle of throat 5 is vane type blade, as shown in Figure 3, its back is provided with hollow structure 11, anchoring angle of throat 5 is connected with chassis 6 by spiral shell button 9, sheathed torsion spring 8 on spiral shell button 9, torsion spring 8 is connected with crossing skeleton 7 and anchoring angle of throat 5 respectively, this angle of throat adopts hollow structure inside, and overall structure is simple, alleviate weight, reduce because deadweight is on measuring the impact produced.
Cementing assembly comprises a ball of string 13, bracing wire 12, blade 14, cement flour and diaphragm seal, a ball of string 13 is fixed on central shaft rod 1 top, bracing wire 12 is through the wire loop be arranged on outside urceolus 3, bracing wire 12 one end is connected with a ball of string 13, and the other end is connected with blade 14, and cement flour is placed in the hollow structure 11 at anchoring angle of throat 5 back, blade 14 is embedded in cement flour, diaphragm seal is arranged on the opening part of hollow structure 11, and diaphragm seal is polyethylene sheeting, and cement flour is cement powder.
Angle of throat ejects assembly and comprises draw point 4, constraint steel disc 10 and springing button 2, and springing button 2 is arranged in central shaft rod 1, by hasp constraint anchoring angle of throat 5, and with urceolus 3 clamping, draw point 4 is arranged on the lower edge of urceolus 3, and constraint steel disc 10 welds with crossing skeleton 7, and just right with draw point 4.
As shown in Figure 4, anchoring angle of throat 5, angle of throat ejection assembly and cementing assembly are equipped with 4 groups.
Central shaft rod 1, chassis 6 and anchoring angle of throat 5 are made by chromium plating stainless steel.
Before measurement starts, cement powder is added in the hollow structure 11 at anchoring angle of throat 5 back, and seal up polyethylene sheeting, when measuring beginning, be connected by springing button 2 between central shaft rod 1 with urceolus 3, torsion spring 8 is in Pre strained state, press springing button 2 and to pressing down urceolus 3, constraint steel disc 10 depressed by draw point 4 bottom urceolus 3 thereupon, anchoring angle of throat 5 loses constraint thereupon, the energy stored by torsion spring 8 under Pre strained state provides power for anchoring angle of throat 5 ejects, it is anchoring angle of throat 5 automatic spring, thrust in surrounding soil, then four bracing wires are pulled, pull-out blade 14, scratch film, underground water enters in hollow structure 11 and dissolves cement powder, make anchoring angle of throat 5 and surrounding soil further cementing fixing, make anchor head and its periphery soil body strong bonding, like this, adopting angle of throat cut-in manner to carry out anchoring reaches under the prerequisite of disturbance Soft Soil Layer as little as possible, ensure the object that anchor head is firmly settled, for Soft Deep Foundation Pit engineering, underground construction phase of exploration and construction and excavation process provide settlement monitoring data.
Claims (8)
1. a vane type multiple position extensometer anchor head, for being rich in the measurement of the Soft Soil Layer of underground water, comprise central shaft rod (1), be arranged on the urceolus (3) of central shaft rod (1) outside and be connected to chassis (6) and the crossing skeleton (7) of central shaft rod (1) bottom in turn, it is characterized in that, also comprise angle of throat and eject assembly, cementing assembly and anchoring angle of throat (5), described angle of throat eject assembly respectively with central shaft rod (1), urceolus (3) is connected with crossing skeleton (7), described cementing assembly is connected with urceolus (3) and anchoring angle of throat (5) respectively, described anchoring angle of throat (5) is vane type blade, its back is provided with hollow structure (11), described anchoring angle of throat (5) is connected with chassis (6) by spiral shell button (9), the upper sheathed torsion spring (8) of described spiral shell button (9), described torsion spring (8) is connected with crossing skeleton (7) and anchoring angle of throat (5) respectively.
2. a kind of vane type multiple position extensometer anchor head according to claim 1, it is characterized in that, described cementing assembly comprises a ball of string (13), bracing wire (12), blade (14), cement flour and diaphragm seal, a described ball of string (13) is fixed on central shaft rod (1) top, described bracing wire (12) one end is connected with a ball of string (13), the other end is connected with blade (14), described cement flour is placed in the hollow structure (11) at anchoring angle of throat (5) back, described blade (14) is embedded in cement flour, described diaphragm seal is arranged on the opening part of hollow structure (11).
3. a kind of vane type multiple position extensometer anchor head according to claim 1, it is characterized in that, described angle of throat ejects assembly and comprises draw point (4), constraint steel disc (10) and springing button (2), described springing button (2) is arranged in central shaft rod (1), and with urceolus (3) clamping, described draw point (4) is arranged on the lower edge of urceolus (3), described constraint steel disc (10) is arranged on crossing skeleton (7), by hasp constraint anchoring angle of throat (5), and just right with draw point (4).
4. a kind of vane type multiple position extensometer anchor head according to claim 2, is characterized in that, described bracing wire (12) is through the wire loop being arranged on urceolus (3) outside.
5. a kind of vane type multiple position extensometer anchor head according to claim 2, it is characterized in that, described diaphragm seal is polyethylene sheeting.
6. a kind of vane type multiple position extensometer anchor head according to claim 2, it is characterized in that, described cement flour is cement powder.
7. a kind of vane type multiple position extensometer anchor head according to claim 1, is characterized in that, described anchoring angle of throat (5), angle of throat eject assembly and cementing assembly is equipped with 4 groups.
8. a kind of vane type multiple position extensometer anchor head according to claim 1, is characterized in that, described central shaft rod (1), chassis (6) and anchoring angle of throat (5) are made by chromium plating stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705927.5A CN104612124B (en) | 2014-11-27 | 2014-11-27 | A kind of vane type multipoint displacement meter anchor head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705927.5A CN104612124B (en) | 2014-11-27 | 2014-11-27 | A kind of vane type multipoint displacement meter anchor head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104612124A true CN104612124A (en) | 2015-05-13 |
| CN104612124B CN104612124B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410705927.5A Expired - Fee Related CN104612124B (en) | 2014-11-27 | 2014-11-27 | A kind of vane type multipoint displacement meter anchor head |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136110A (en) * | 2015-08-21 | 2015-12-09 | 中交天津港湾工程研究院有限公司 | Firmly-embedded settlement ring, and soil layering settlement amount monitoring system |
| CN106149663A (en) * | 2016-07-15 | 2016-11-23 | 浙江大学宁波理工学院 | Measure the embedded device of the anchor disc of the instable layer thickness of breathing slight slope body |
| CN107938727A (en) * | 2017-12-26 | 2018-04-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Longitudinal horizontal displacement meter anchoring end mounting structure and construction method |
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| JPS60203723A (en) * | 1984-03-26 | 1985-10-15 | Kyowa Dengiyou:Kk | Detecting device for displacement in ground |
| 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 |
| CN103015389A (en) * | 2012-12-12 | 2013-04-03 | 同济大学 | Multi-layer telescopic multi-point displacement meter anchor head for water-rich soft stratum |
| 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 |
| WO2014097552A1 (en) * | 2012-12-20 | 2014-06-26 | 応用地質株式会社 | Subsurface exploration method and subsurface exploration apparatus |
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2014
- 2014-11-27 CN CN201410705927.5A patent/CN104612124B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60203723A (en) * | 1984-03-26 | 1985-10-15 | Kyowa Dengiyou:Kk | Detecting device for displacement in ground |
| 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 |
| CN103015389A (en) * | 2012-12-12 | 2013-04-03 | 同济大学 | Multi-layer telescopic multi-point displacement meter anchor head for water-rich soft stratum |
| WO2014097552A1 (en) * | 2012-12-20 | 2014-06-26 | 応用地質株式会社 | Subsurface exploration method and subsurface exploration apparatus |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136110A (en) * | 2015-08-21 | 2015-12-09 | 中交天津港湾工程研究院有限公司 | Firmly-embedded settlement ring, and soil layering settlement amount monitoring system |
| CN105136110B (en) * | 2015-08-21 | 2018-06-05 | 中交天津港湾工程研究院有限公司 | Firm embedded type sedimentation ring and soil body delaminating deposition amount monitoring system |
| 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 |
| CN108981654A (en) * | 2015-08-21 | 2018-12-11 | 中交天津港湾工程研究院有限公司 | A kind of application method of firm embedded type sedimentation ring |
| 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 |
| CN108981654B (en) * | 2015-08-21 | 2020-07-28 | 中交天津港湾工程研究院有限公司 | Use method of stable embedded settling ring |
| CN106149663A (en) * | 2016-07-15 | 2016-11-23 | 浙江大学宁波理工学院 | Measure the embedded device of the anchor disc of the instable layer thickness of breathing slight slope body |
| CN107938727A (en) * | 2017-12-26 | 2018-04-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Longitudinal horizontal displacement meter anchoring end mounting structure and construction method |
| CN107938727B (en) * | 2017-12-26 | 2023-03-14 | 中国电建集团贵阳勘测设计研究院有限公司 | Longitudinal horizontal displacement meter anchoring end mounting structure and construction method |
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| CN104612124B (en) | 2016-08-24 |
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Granted publication date: 20160824 Termination date: 20181127 |