CN108842832A - A kind of simple machine measuring underwater concrete absolute altitude - Google Patents
A kind of simple machine measuring underwater concrete absolute altitude Download PDFInfo
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- CN108842832A CN108842832A CN201810690199.3A CN201810690199A CN108842832A CN 108842832 A CN108842832 A CN 108842832A CN 201810690199 A CN201810690199 A CN 201810690199A CN 108842832 A CN108842832 A CN 108842832A
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- cone
- cover cylinder
- cavity
- underwater concrete
- absolute altitude
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth 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)
- Underground Or Underwater Handling Of Building Materials (AREA)
Abstract
The present invention proposes a kind of simple machine for measuring underwater concrete absolute altitude, including：Simple closed circuit buzzer siren；For assisting the hand shaft of control cover cylinder cone lifting, the hand shaft is bored with cover cylinder by connecting with graduated non-telescoping lifting rope, lifting rope is driven by fixed pulley and movable pulley, movable pulley is connect with upper plate by spring tension meter, and the spring tension meter connects and controls the buzzer siren closed circuit switch；The cover cylinder cone lower cavity circular cone body sidewall is provided with multiple groups circular hole, cover cylinder cone central cavity cylindrical body lower part is fixedly installed a three-dimensional circular ring shape mesh enclosure, the cover cylinder cone is connect with lifting rope by nut, cover cylinder cone top is the retractable cavity cone of side wall, it is described to connect reinforcing bar connection by more with cavity cylindrical body with circular hole cavity cone, it is ensured that its gap can be such that underwater concrete coarse aggregate passes through.
Description
Technical field
The invention belongs to construction equipment technical fields, are related to the pile foundation support table construction of building structure, more particularly to
Pile foundation concrete placed under water and cushion cap bottom concrete are mainly used for controlling concrete placed under water absolute altitude, specially a kind of
Measure the simple machine of underwater concrete absolute altitude.
Background technique
Since the new century, with flourishing for China's building cause, for high-speed railway, highway, high level
The construction investment of the infrastructure such as building, large bridge is increasing, these infrastructure overwhelming majority are all using pile foundation
With campshed supporting, and it is most of require to pour cushion cap bottom concrete, therefore how to control the matter of these underground concealed engineerings
Amount, becomes the problem of engineering construction person need emphasis to think deeply.It is well known that the quality of pile foundation support table is largely and under water
The absolute altitude control of filling concrete is related, in terms of mainly having following two：First is that filling concrete height is too low, then it is not achieved and sets
Meter requires, and seriously affects bearing capacity of pile foundation, cushion cap is then not achieved the requirement of Resistant heave；Second is that filling concrete height is spent
Height, then cause serious superfilled, not only wastes coagulation soil resource, increases engineering material cost, and abolish increase difficulty to the later period,
Influence construction efficiency.
At present there are two types of more mature technology of the China in terms of measure subaqueous concreting absolute altitude, first is that using
Add the method for plummet with graduated lining rope to estimate filling concrete face absolute altitude, this method to the skill requirement of operator very
Height, and plummet is likely to encounter thicker dross or laitance layer and causes to judge by accident；Second is that underwater concrete is fished for using mechanical equipment,
Perfusion face absolute altitude is judged by rule of thumb by observing concrete composition, and this method needs operator to measure one at regular intervals
Secondary height, troublesome in poeration, labor intensity is larger, and working efficiency is lower.
Summary of the invention
A kind of more measurement underwater concrete mark provided the purpose of the present invention is the deficiency for above-mentioned measurement method
High simple machine.
In order to achieve the above object, the present invention proposes a kind of simple machine for measuring underwater concrete absolute altitude, including：
Simple closed circuit buzzer siren；
For assisting the hand shaft of control cover cylinder cone lifting, the hand shaft and cover cylinder bore by with it is graduated not
Scalable lifting rope connection, lifting rope are driven by fixed pulley and movable pulley, and movable pulley is connect with upper plate by spring tension meter, institute
Spring tension meter is stated to connect and control the buzzer siren closed circuit switch；
The cover cylinder cone lower cavity circular cone body sidewall is provided with multiple groups circular hole, and the cover cylinder bores central cavity cylinder
Body lower part is fixedly installed a three-dimensional circular ring shape mesh enclosure, and the cover cylinder cone is connect with lifting rope by nut, on the cover cylinder cone
Portion is the retractable cavity cone of side wall, described to connect steel by more with cavity cylindrical body with circular hole cavity cone
Muscle connection, it is ensured that its gap can be such that underwater concrete coarse aggregate passes through.
Further, the quantity of the connection reinforcing bar is four, and connection reinforcing bar length is 5cm.
Further, back-up sand has been set as needed in the cavity cylindrical body, entire cover cylinder cone is controlled by back-up sand
Specific gravity is greater than underwater concrete specific gravity, so that the cover cylinder be allow to bore lower cavity cone under its gravity in water
Decline in lower concrete.
Further, the circular hole diameter on the cavity circular cone body sidewall is greater than dross, and it is thick to be less than underwater concrete
Aggregate, the circular hole can reduce the disturbance that mud and dross bore cover cylinder during decline.
Further, there are one the retractable cavity cone of side wall, the retractable cavity circular cones on the cover cylinder cone top
Body can the back-up sand when opening, while the retractable cavity circular cone body side surface can be such that dross smoothly slides, and reduce dross to cover
The disturbance of cylinder cone.
Further, the three-dimensional circular ring-shaped net covers in cover cylinder cone sinking watching and tangles underwater concrete coarse aggregate, from
And so that cover cylinder cone substructure is sunk into underwater concrete and stop declining later, so that it is guaranteed that entire cover cylinder cone is reached and is mixed under water
Solidifying soil face.
Advantages and features of the invention：
The present invention has developed one kind on the basis of existing measurement underwater concrete absolute altitude technology and methods, for its defect
More measure the simple machine of underwater concrete absolute altitude.The simple machine of the measurement underwater concrete absolute altitude can be underwater in measurement
Concrete absolute altitude is accurate in the process, simply and quickly measures underwater concrete absolute altitude.
The spring tension meter is in tensional state because lifting rope is tightened during cover cylinder is bored and declined, at this time buzzing report
Alert device closed circuit switch is opened, and spring tension meter reading is basicly stable.After cover cylinder cone drops to underwater concrete face,
Annulus mesh enclosure encounters underwater concrete coarse aggregate and stops decline, and lifting rope is fluffed by tensioned state at this time, and spring tension meter is in back
Contracting state, buzzer siren closed circuit switch is closed at this time, and buzzer siren alarm, spring tension meter reading substantially reduces,
Thus it can determine whether that cover cylinder cone reaches underwater concrete face.Cover cylinder cone is promoted by hand shaft at this time, lifting rope is tightened, spring tension
Meter stretches, and buzzer siren closed circuit switch is opened, and alarm disappears, and spring tension meter reading tends towards stability.Cover cylinder is bored
It is promoted to after ground, by the concrete composition in observation cavity cone, can judge that cover cylinder cone reaches underwater coagulation again
Native face thereby ensures that the accuracy of measurement.By the reading of scale above lifting rope, that is, it can determine the mark in underwater concrete face
It is high.Entire measurement process efficient quick, it is accurate easy.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention, and buzzer 01, cover cylinder cone is 02, and hand shaft is 03, and lifting rope is
04, fixed pulley 05, movable pulley 06, upper plate 07, it is 09 with circular hole cavity cone that spring tension, which is calculated as 08,
Circular hole is 10, and cavity cylindrical body is 11, and three-dimensional circular ring shape mesh enclosure is 12, nut 13, and retractable cavity cone is 14,
Lower plate is 15, and connection reinforcing bar is 16.
Fig. 2 is superstructure schematic diagram of the present invention.
Fig. 3 is cover cylinder cone schematic diagram of the substructure of the present invention without three-dimensional mesh enclosure.
Fig. 4 is the operating circuit schematic diagram of simple closed circuit buzzer siren.
Specific embodiment
A specific embodiment of the invention is provided below in conjunction with attached drawing, but the present invention is not limited to the following embodiments and the accompanying drawings.Root
According to following explanation and claims, advantages and features of the invention will be become apparent from.It should be noted that attached drawing be all made of it is very simple
The form of change and use non-accurate ratio, be only used for conveniently, lucidly aid in illustrating the embodiment of the present invention purpose.
The simple machine of measurement underwater concrete absolute altitude provided by the invention, including simple closed circuit bee in the prior art
It rings alarm (alarm 01).The simple machine includes one for assisting the hand of control cover cylinder cone (cover cylinder cone 02) lifting
Rocking-turn axis (shaft 03), hand shaft are bored with cover cylinder by connecting with graduated non-telescoping lifting rope (lifting rope 04), and lifting rope is logical
Fixed pulley (pulley 05) and movable pulley (pulley 06) transmission are crossed, movable pulley and upper plate (upper plate 07) pass through spring tension meter
(spring tension meter 08) connection.Described cover cylinder cone lower cavity cone (cone 09) side wall is provided with multiple groups circular hole
(hole 10).Described cover cylinder cone central cavity cylindrical body (cylindrical body 11) lower part is fixedly installed a three-dimensional circular ring shape mesh enclosure
(mesh enclosure 12).The cover cylinder cone is connect with lifting rope by nut (nut 13).The cover cylinder cone top is that side wall is retractable
Cavity cone (cone 14).Described connect reinforcing bar by four with cavity cylindrical body with circular hole cavity cone
Connection (connection reinforcing bar 16), connection reinforcing bar length is 5cm, it is ensured that its gap can be such that underwater concrete coarse aggregate passes through.
It can carry out flexible back-up sand in the cavity cylindrical body as needed, entire cover cylinder cone is controlled by back-up sand than great
In underwater concrete specific gravity, so that the cover cylinder be allow to bore lower cavity cone coagulation under water under its gravity
Decline in soil.Circular hole diameter in the cavity circular cone dignity is greater than dross, is less than underwater concrete coarse aggregate, the circle
Hole can reduce the disturbance that mud and dross bore cover cylinder during decline.There are one side walls on the cover cylinder cone top
Retractable cavity cone, the retractable cavity cone can the back-up sand when opening, while the conical cavity body side surface can
So that dross smoothly slides, the disturbance that dross bores cover cylinder is reduced.The three-dimensional circular ring shape mesh enclosure can bore in cover cylinder
Underwater concrete coarse aggregate is tangled in the process, thus under stopping after so that cover cylinder cone substructure is sunk to entering underwater concrete
Drop, so that it is guaranteed that entire cover cylinder cone reaches underwater concrete face.
The simple machine provided by the invention for more measuring underwater concrete absolute altitude, including be simply closed back in the prior art
Road buzzer siren.Described is connected by nut with cover cylinder cone with graduated lifting rope, and lifting rope passes through a movable pulley and one
A fixed pulley is connected with hand shaft.By shaking hand shaft, the cone lifting of cover cylinder can control.Movable pulley passes through a spring
Tensiometer is connected with upper plate, and two containing closed circuit both ends inside spring tension meter piece steel wire is considered as simple closed circuit
The switch of buzzer siren.When cover cylinder cone is in decline state, lifting rope is tightened, and spring tension meter is in tensional state, at this time
Switch is opened, buzzer siren silent, and spring tension meter reading is basicly stable；When cover cylinder cone drops to underwater concrete face
After, cover cylinder cone substructure continues to drop under superstructure gravity underwater mixed with circular hole cavity cone
Solidifying soil face stops decline hereinafter, annulus mesh enclosure encounters underwater concrete coarse aggregate, so that entire cover cylinder cone is made to stop decline, due to
Hand shaft continues to rotate, and lifting rope is fluffed by tensioned state, and spring tension meter is in retracted state, and buzzer siren is closed at this time
Circuit switching is closed, and buzzer siren alarm, spring tension meter reading substantially reduces, and it is underwater mixed thus to can determine whether that cover cylinder cone reaches
Solidifying soil face.It is rotated backward at this time by hand shaft and promotes cover cylinder cone, lifting rope is tightened, and spring tension meter stretches, buzzer siren
Closed circuit switch is opened, and alarm disappears, and spring tension meter reading tends towards stability.Cover cylinder cone is promoted by hand shaft and is arrived
After ground, by the concrete composition in observation cavity cone, it can judge that cover cylinder cone reaches underwater concrete face again, by
This ensure that the accuracy of measurement.By the reading of scale above lifting rope, that is, it can determine the absolute altitude in underwater concrete face.
In conclusion the present invention is on the basis of existing measurement underwater concrete absolute altitude technology and methods, for its defect
Have developed a kind of simple machine for more measuring underwater concrete absolute altitude.The simple machine of the measurement underwater concrete absolute altitude can be with
It is accurate during measuring underwater concrete absolute altitude, simply and quickly measure underwater concrete absolute altitude.
Although the present invention has been disclosed as a preferred embodiment, however, it is not to limit the invention.Skill belonging to the present invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (6)
1. a kind of simple machine for measuring underwater concrete absolute altitude, which is characterized in that including：
Simple closed circuit buzzer siren；
For assisting the hand shaft of control cover cylinder cone lifting, the hand shaft is bored with cover cylinder by that can not stretch with graduated
The connection of contracting lifting rope, lifting rope are driven by fixed pulley and movable pulley, and movable pulley is connect with upper plate by spring tension meter, the bullet
Spring tensiometer connects and controls the buzzer siren closed circuit switch；
The cover cylinder cone lower cavity circular cone body sidewall is provided with multiple groups circular hole, and the cover cylinder is bored under central cavity cylindrical body
Portion is fixedly installed a three-dimensional circular ring shape mesh enclosure, and the cover cylinder cone is connect with lifting rope by nut, and cover cylinder cone top is
The retractable cavity cone of side wall, it is described to connect reinforcing bar company by more with cavity cylindrical body with circular hole cavity cone
It connects, it is ensured that its gap can be such that underwater concrete coarse aggregate passes through.
2. the simple machine of measurement underwater concrete absolute altitude according to claim 1, which is characterized in that the connection reinforcing bar
Quantity be four, connection reinforcing bar length be 5cm.
3. the simple machine of measurement underwater concrete absolute altitude according to claim 1, which is characterized in that the cavity cylinder
Back-up sand has been set as needed in vivo, entire cover cylinder cone specific gravity is controlled by back-up sand and is greater than underwater concrete specific gravity, to make
The described cover cylinder cone lower cavity cone can decline in concrete under water under its gravity.
4. the simple machine of measurement underwater concrete absolute altitude according to claim 1, which is characterized in that the cavity circular cone
Circular hole diameter on body sidewall is greater than dross, is less than underwater concrete coarse aggregate, which can be in decline process
The middle disturbance for reducing mud and dross and cover cylinder being bored.
5. the simple machine of measurement underwater concrete absolute altitude according to claim 1, which is characterized in that on the cover cylinder cone
Portion there are one the retractable cavity cone of side wall, the retractable cavity cone can the back-up sand when opening, while this can be opened
Closing cavity circular cone body side surface can be such that dross smoothly slides, and reduce the disturbance that dross bores cover cylinder.
6. the simple machine of measurement underwater concrete absolute altitude according to claim 1, which is characterized in that the solid annulus
Shape mesh enclosure tangles underwater concrete coarse aggregate in cover cylinder cone sinking watching, so that cover cylinder cone substructure be made to sink to entering under water
Concrete stops declining later, so that it is guaranteed that entire cover cylinder cone reaches underwater concrete face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810690199.3A CN108842832A (en) | 2018-06-28 | 2018-06-28 | A kind of simple machine measuring underwater concrete absolute altitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810690199.3A CN108842832A (en) | 2018-06-28 | 2018-06-28 | A kind of simple machine measuring underwater concrete absolute altitude |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108842832A true CN108842832A (en) | 2018-11-20 |
Family
ID=64200775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810690199.3A Withdrawn CN108842832A (en) | 2018-06-28 | 2018-06-28 | A kind of simple machine measuring underwater concrete absolute altitude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108842832A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112365222A (en) * | 2020-10-21 | 2021-02-12 | 中交第二航务工程局有限公司 | Intelligent construction informatization system for cast-in-situ bored pile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202171452U (en) * | 2011-06-28 | 2012-03-21 | 中建七局第三建筑有限公司 | Device for measuring elevation of underwater concrete surface |
| CN105067071A (en) * | 2015-07-16 | 2015-11-18 | 玉溪大红山矿业有限公司 | Highly-safe and precise counterweight type level measuring device of winch |
| JP2017150165A (en) * | 2016-02-22 | 2017-08-31 | 清水建設株式会社 | Measurement method for casting height of underwater inseparable concrete/mortar |
| CN206681043U (en) * | 2016-11-29 | 2017-11-28 | 中国二十冶集团有限公司 | Deep layer mud extraction element |
| CN208668481U (en) * | 2018-06-28 | 2019-03-29 | 中交上海航道局有限公司 | A kind of simple machine of the underwater concrete absolute altitude of precise measurement |
-
2018
- 2018-06-28 CN CN201810690199.3A patent/CN108842832A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202171452U (en) * | 2011-06-28 | 2012-03-21 | 中建七局第三建筑有限公司 | Device for measuring elevation of underwater concrete surface |
| CN105067071A (en) * | 2015-07-16 | 2015-11-18 | 玉溪大红山矿业有限公司 | Highly-safe and precise counterweight type level measuring device of winch |
| JP2017150165A (en) * | 2016-02-22 | 2017-08-31 | 清水建設株式会社 | Measurement method for casting height of underwater inseparable concrete/mortar |
| CN206681043U (en) * | 2016-11-29 | 2017-11-28 | 中国二十冶集团有限公司 | Deep layer mud extraction element |
| CN208668481U (en) * | 2018-06-28 | 2019-03-29 | 中交上海航道局有限公司 | A kind of simple machine of the underwater concrete absolute altitude of precise measurement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112365222A (en) * | 2020-10-21 | 2021-02-12 | 中交第二航务工程局有限公司 | Intelligent construction informatization system for cast-in-situ bored pile |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181120 |
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| WW01 | Invention patent application withdrawn after publication |