CN109976401A - A kind of aeration control device of inflation anchor bar - Google Patents

A kind of aeration control device of inflation anchor bar Download PDF

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Publication number
CN109976401A
CN109976401A CN201910323491.6A CN201910323491A CN109976401A CN 109976401 A CN109976401 A CN 109976401A CN 201910323491 A CN201910323491 A CN 201910323491A CN 109976401 A CN109976401 A CN 109976401A
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CN
China
Prior art keywords
connect
inflation
electric current
anchor bar
contact
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.)
Pending
Application number
CN201910323491.6A
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Chinese (zh)
Inventor
杨卓
胡贺松
唐孟雄
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Guangzhou Institute of Building Science Co Ltd
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Guangzhou Institute of Building Science Co Ltd
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Filing date
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Priority to CN201910323491.6A priority Critical patent/CN109976401A/en
Publication of CN109976401A publication Critical patent/CN109976401A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74Means for anchoring structural elements or bulkheads
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/20Control of fluid pressure characterised by the use of electric means
    • G05D16/2006Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2066Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Thermally Actuated Switches (AREA)

Abstract

The present invention provides a kind of aeration control devices of inflation anchor bar, comprising: pressure sensor is arranged in the utricule of inflation anchor bar, the gas pressure signal generated for obtaining the utricule due to inflation;Piezoelectricity converting member is connect with the pressure sensor, is converted to electric current for obtaining the gas pressure signal, and by the gas pressure signal;Electromagnetic induction part is connect with the piezoelectricity converting member, and for the electric current to be converted to magnetic field, and the electromagnetic induction part is acted according to the magnetic field;Ventilating control component is connect with the electromagnetic induction part, for being acted according to described to connect or disconnect air charging system.Inflation anchor bar air charging system of the invention can realize automatic inflating according to the intracapsular air pressure of inflation anchor bar or stop inflation, and easy to operate, construction efficiency is high, also, inner gas pressure is adjustable, realizes quantitative aerification function.

Description

A kind of aeration control device of inflation anchor bar
Technical field
The invention belongs to inflation anchor bar technical fields, and in particular to a kind of aeration control device of inflation anchor bar.
Background technique
Inflation anchor bar is a kind of completely new anchor pole form, has economic, environmentally friendly, bearing capacity is big advantage, extensively at present General is applied in soft work engineering.Existing weaponry and equipment cannot carry out quantitative inflation according to design atmospheric pressure value, and gas replenishment process is complete By experience, it can not judge whether inflation anchor bar is completed to inflate;If operator can not learn the intracapsular barometric information of inflation anchor bar and Blindness inflation is carried out, then will lead to the generation of the accidents such as quick-fried capsule or flat gas.In addition, the gas replenishment process of inflation anchor bar can only change water Equal lower, cumbersome, the serious construction efficiency for affecting inflation anchor bar.
Summary of the invention
In order to overcome the above technical defects, the present invention provides a kind of aeration control device of inflation anchor bar, energy basis is filled The intracapsular air pressure of gas anchor bar realizes automatic inflating or stops inflation, and easy to operate, construction efficiency is high.
To solve the above-mentioned problems, the present invention is achieved by following technical scheme:
A kind of aeration control device of inflation anchor bar, comprising:
Pressure sensor is arranged in the utricule of inflation anchor bar, the gas generated for obtaining the utricule due to inflation Body pressure signal;
Piezoelectricity converting member is connect with the pressure sensor, for obtaining the gas pressure signal, and by the gas Body pressure signal is converted to electric current;
Electromagnetic induction part is connect with the piezoelectricity converting member, for the electric current to be converted to magnetic field, and it is described Electromagnetic induction part is acted according to the magnetic field;
Ventilating control component is connect with the electromagnetic induction part, for being inflated according to the movement with connecting or disconnecting Device.
Compared with prior art, the beneficial effects of the present invention are: by the way that pressure sensing is arranged in the utricule of inflation anchor bar Device, with the intracorporal gas pressure of real-time detection capsule, meanwhile, the gas pressure that will acquire is converted to electric current, and electric current is converted to magnetic After, by the control in magnetic field, air charging system is connected or disconnected, has reached and opened or break according to the intracorporal gas pressure of capsule Open inflation.
As a further improvement of the present invention, the piezoelectricity converting member includes:
The anode connection of pressure readers, one end and power supply, the other end is connect with pressure sensor, for obtaining the gas Body pressure signal;
Piezoelectric transducer is connect with the pressure readers, is converted to the electric current for the gas pressure signal;
Transformer is connect with the piezoelectric transducer, for mentioning for the electromagnetic induction part, the piezoelectricity converting member For operating voltage.
As a further improvement of the present invention, the electromagnetic induction part includes:
Shell, the shell are glass envelope, also, for vacuum or are filled with indifferent gas in the glass envelope Body;
Coil, on the housing, the first end of the coil is connect with the transformer for winding;
Reed is arranged in the shell, and the first end of the reed is connect with the second end of the coil;
Normally closed, it is arranged in the shell, the normally closed first end and the second end of the reed abut against, institute It states normally closed second end to connect with the ventilating control component, the described normally closed company disconnected according to electric current with the reed It connects;
Normally opened, it is arranged in the shell, the normally opened first end is in be folded with the normally closed first end Shape simultaneously has one section of gap, and the normally opened second end is connect with the ventilating control component, and described normally opened according to the electricity Stream is connect with the reed.
Compared with prior art, the beneficial effects of the present invention are: the electric current of coil increases with the increase of gas pressure, when After electric current increases to certain numerical value, normally opened closure, air charging system stops inflation, and the winding circle number of this exterior loop can be according to utricule Interior air pressure is changed, if needing larger air pressure in utricule, reduces winding circle number, inflation anchor bar realization can be made precisely to fill Gas, without human intervention.
As a further improvement of the present invention, the ventilating control component includes:
Alternating temperature structure is connect with described normally closed, described normally opened, and the electric current flows through the alternating temperature structure so that described Deformation occurs for alternating temperature structure;
Contact structures are connect with the air charging system, and the alternating temperature structure is connect when deformation occurs with the contact structures, So that the air charging system opens inflation.
As a further improvement of the present invention, the alternating temperature structure includes:
Composition metal heat absorbing sheet;
The lower section of the composition metal heat absorbing sheet is arranged in resistance wire, and one end is connect with normally closed second end, the other end It is connect with the cathode of composition metal heat absorbing sheet, power supply;
Big valued resistor, one end are connect with normally opened second end, and the other end passes through the resistance wire and the compound gold Belong to heat absorbing sheet connection;
When the electric current flows through the resistance wire, the resistance wire fever makes the composition metal heat absorbing sheet, and deformation occurs, The composition metal heat absorbing sheet is connect with the contact structures.
As a further improvement of the present invention, the contact structures include:
Contact is contacted, the top of the composition metal heat absorbing sheet is set;
Contact chip is connect with the air charging system;
The contact contact is connect when deformation occurs for the composition metal heat absorbing sheet with the contact chip.
As a further improvement of the present invention, the invention also includes:
Regulating member is connect with the contact chip, for adjusting the distance between the contact and the contact chip.
As a further improvement of the present invention, the regulating member includes:
Counter-force bracket is arranged on the composition metal heat absorbing sheet, provides fixation for the alternating temperature structure;
Pressure regulation spin button, activity passes through the counter-force bracket, and supports to the contact chip.
As a further improvement of the present invention, threaded aperture, the pressure regulation rotation are provided on the counter-force bracket The end of button is provided with screw thread, so that the pressure regulation spin button can be moved up and down in the counter-force bracket.
Compared with prior art, the beneficial effects of the present invention are: regulating member is adjustable between contact chip and contact contact Distance, i.e., the inner gas pressure of adjustable inflation anchor bar allows the invention to realize and manually adjusts quantitative aerification function.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the overall structure diagram of aeration control device of the present invention;
Fig. 2 is the overall structure connection schematic diagram of aeration control device of the present invention;
Fig. 3 is the partial schematic diagram of aeration control device of the present invention
Description of symbols: 1- pressure sensor;
2- piezoelectricity converting member;21- pressure readers;22- piezoelectric transducer;23- transformer;
3- electromagnetic induction part;31- shell;32- coil;33- reed;34- normally closed;35- normally opened;
4- ventilating control component;41- alternating temperature structure;411- composition metal heat absorbing sheet;412- resistance wire;The big resistance value electricity of 413- Resistance;
42- contact structures;421- contacts contact;422- contact chip;
5- regulating member;51- counter-force bracket;52- pressure regulation spin button;
100- utricule;101- air charging system;102- power supply.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
The invention discloses a kind of aeration control devices of inflation anchor bar, as shown in Figure 1, comprising: pressure sensor 1, pressure Electric converting member 2, electromagnetic induction part 3 and ventilating control component 4, wherein the utricule of inflation anchor bar is arranged in pressure sensor 1 In 100, the gas pressure signal that is generated for obtaining utricule 100 due to inflation;Piezoelectricity converting member 2 and pressure sensor 1 Connection, is converted to electric current for obtaining gas pressure signal, and by gas pressure signal;Electromagnetic induction part 3 and piezoelectricity are converted Component 2 connects, and for converting electrical current into magnetic field, in the present embodiment, magnetic field strength is proportional with size of current, and electromagnetism Induction component 3 is acted according to magnetic field;Ventilating control component 4 is connect with electromagnetic induction part 3, for according to movement to connect or break Open air charging system.
By the way that pressure sensor 1 is arranged in the utricule 100 of inflation anchor bar, with the gas pressure in real-time detection utricule 100 Power, meanwhile, the gas pressure that will acquire is converted to electric current, after electric current is converted to magnetic field, by the control in magnetic field, fills inflation It sets and connects or disconnects, reached and inflation is opened or disconnected according to the gas pressure in utricule 100.
Specifically, piezoelectricity converting member 2 includes: pressure readers 21, piezoelectric transducer 22 and transformer 23, pressure is read One end of device 21 is connect with power supply 102, and the other end is connect with pressure sensor 1, for obtaining gas pressure signal, in this reality It applies in example, pressure sensor 1 uses wireless pressure sensor, and is connect by wireless network with pressure readers 21;Piezoelectricity turns Parallel operation 22 is connect with pressure readers 21, is converted to the electric current for gas pressure signal;Transformer 23 and piezoelectric transducer 22 connections, for providing operating voltage for electromagnetic induction part 3, piezoelectricity converting member 2.
Specifically, electromagnetic induction part 3 includes: shell 31, coil 32, reed 33, normally closed 34, normally opened 35, shell 31 be glass envelope, also, for vacuum or is filled with inert gas in glass envelope;Coil 32 is wrapped on shell 31, The first end of coil 32 is connect with transformer 23, the winding of coil 32 circle number can according to the air pressure sets itself in utricule 100, when When not needing hyperbar in utricule 100, then increase winding circle number, magnetic field strength is bigger, i.e. when air pressure is not very high It can switch to normally opened, when needing in utricule 100 compared with hyperbar, then reduce winding circle number, magnetic field strength is smaller, needs in gas When pressing higher, after electric current increases, magnetic field strength just becomes larger, and just switches to normally opened;Reed 33 is arranged in shell 31, reed 31 First end connect with the second end of coil 32;It is arranged in shell 31 for normally closed 34, normally closed 34 first end and reed 33 Second end abut against, normally closed 34 second end is connect with ventilating control component 4, normally closed 34 according to electric current disconnect and reed 33 connection;It is arranged in shell 31 for normally opened 35, normally opened 35 first end and normally closed 34 first end are in be folded shape simultaneously There is one section of gap, normally opened 35 second end is connect with ventilating control component 4, and normally opened 35 connect according to electric current with reed 33.
The electric current of coil 32 increases with the increase of gas pressure, and after electric current increases to certain numerical value, normally opened 35 is closed It closes, air charging system 101 stops inflation, and the winding circle number of this exterior loop 32 can be changed according to the air pressure in utricule 100, if utricule Larger air pressure is needed in 100, then reduces winding circle number, inflation anchor bar can be made to realize precisely inflation, without human intervention.
Further, ventilating control component 44 includes: alternating temperature structure 1 and contact structures 42, alternating temperature structure 41 with normally closed 34, normally opened 35 connection, electric current flow through alternating temperature structure 41 so that alternating temperature structure 41 deformation occurs;Contact structures 42 and air charging system 101 connections, alternating temperature structure 41 are connect when deformation occurs with contact structures 42, so that air charging system 101 opens inflation.
Specifically, alternating temperature structure 41 includes: composition metal heat absorbing sheet 411, resistance wire 412, big valued resistor 413, it is compound Sheet metal 411 is made of iron and copper, and iron is different with the thermal expansion coefficient of copper, and when composite metal 411 is heated, iron and copper all can Expansion, copper sheet expands more severe, so that composite metal 411 is bent upwards;The setting of resistance wire 412 is absorbed heat in composition metal The lower section of piece 411, one end are connect with normally closed 34 second end, the other end and composition metal heat absorbing sheet 411, power supply 102 it is negative Pole connection;One end of big valued resistor 413 is connect with normally opened 35 second end, and the other end passes through resistance wire 412 and compound gold Belong to heat absorbing sheet 411 to connect;When electric current flows through resistance wire 412, the fever of resistance wire 412 makes composition metal heat absorbing sheet 411, and deformation occurs, Composition metal heat absorbing sheet 411 is connect with contact structures 42.
Specifically, contact structures 42 include: contact contact 421, contact chip 422, contact contact 421 is arranged in composition metal The top of heat absorbing sheet 411;Contact chip 422 is connect with air charging system 100;Contact 421 is contacted to occur in composition metal heat absorbing sheet 421 When deformation, it is connect with contact chip 422.
Further, the invention also includes: regulating member 5 is connect with contact chip 422, for adjusting contact 421 and connecing The distance between contact 422.
Specifically, regulating member 5 includes: counter-force bracket 51, pressure regulation spin button 52, counter-force bracket 51 is arranged in compound gold Belong on heat absorbing sheet 411, provides fixation for regulating member 4;Pressure regulation spin button living 42 is dynamic across counter-force bracket 41, and supports to contact Piece 422.
Further, threaded aperture is provided on counter-force bracket 51, the end of pressure regulation spin button 52 is provided with spiral shell Line, so that pressure regulation spin button 52 can be moved up and down in counter-force bracket 51.Regulating member 5 is adjustable contact chip 422 and contact touching The distance between point 421, i.e., the inner gas pressure of adjustable inflation anchor bar, allows the invention to realization and manually adjusts quantitative inflation Function.
Next specific implementation process is combined to be further explained the present invention.
Previously according to the circle number for being wrapped in 31 coil 32 of shell, meanwhile, rotate clockwise or counterclockwise pressure regulation rotation by Button 52 can play to adjust contact chip 422 at a distance from contact contact 421 and adjust the tune that air charging system 101 opens inflation Section, when pressure readers 21 get the pressure in utricule 100 it is smaller when, the small magnetic field that coil 32 generates fail to make normally opened with Reed 33 is in contact, at this point, reed 33 is still connect with normally closed 34, electric current flow to the cathode of power supply 102, resistance wire 412 due to The process of electric current and generate heat, the composite metal 411 positioned at resistance wire 412 above is bent upwards, and drive is contacted and contact 421 and connect Contact 422 connects, at this point, connecting air charging system 101, starts to inflate.
When pressure increases in utricule 100, electric current increases, and magnetic field increases, so that normally opened 35 connect with reed 33, due to Provided with big valued resistor 413,412 calorific value of resistance wire is reduced, so that composite metal 411 restores to the original state, is filled at this point, disconnecting Device of air 101 stops inflation.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, therefore Without departing from the technical solutions of the present invention, according to the technical essence of the invention it is to the above embodiments it is any modification, Equivalent variations and modification, all of which are still within the scope of the technical scheme of the invention.

Claims (9)

1. a kind of aeration control device of inflation anchor bar characterized by comprising
Pressure sensor is arranged in the utricule of inflation anchor bar, the gas pressure generated for obtaining the utricule due to inflation Force signal;
Piezoelectricity converting member is connect with the pressure sensor, for obtaining the gas pressure signal, and by the gas pressure Force signal is converted to electric current;
Electromagnetic induction part is connect with the piezoelectricity converting member, for the electric current to be converted to magnetic field, and the electromagnetism Induction component is acted according to the magnetic field;
Ventilating control component is connect with the electromagnetic induction part, for being acted according to described to connect or disconnect air charging system.
2. aeration control device according to claim 1, which is characterized in that the piezoelectricity converting member includes:
The anode connection of pressure readers, one end and power supply, the other end is connect with pressure sensor, for obtaining the gas pressure Force signal;
Piezoelectric transducer is connect with the pressure readers, is converted to the electric current for the gas pressure signal;
Transformer is connect with the piezoelectric transducer, for providing work for the electromagnetic induction part, the piezoelectricity converting member Make voltage.
3. aeration control device according to claim 2, which is characterized in that the electromagnetic induction part includes:
Shell, the shell are glass envelope, also, for vacuum or are filled with inert gas in the glass envelope;
Coil, on the housing, the first end of the coil is connect with the transformer for winding;
Reed is arranged in the shell, and the first end of the reed is connect with the second end of the coil;
Normally closed, it is arranged in the shell, the normally closed first end and the second end of the reed abut against, described normal The second end for closing piece is connect with the ventilating control component, the described normally closed connection disconnected according to electric current with the reed;
Normally opened, it is arranged in the shell, the normally opened first end and the normally closed first end are in be folded shape simultaneously Have one section of gap, the normally opened second end is connect with the ventilating control component, described normally opened according to the electric current with The reed connection.
4. aeration control device according to claim 3, which is characterized in that the ventilating control component includes:
Alternating temperature structure is connect with described normally closed, described normally opened, and the electric current flows through the alternating temperature structure so that the alternating temperature Deformation occurs for structure;
Contact structures are connect with the air charging system, and the alternating temperature structure is connect when deformation occurs with the contact structures, so that The air charging system opens inflation.
5. follow up aeration control device as claimed in claim 4, which is characterized in that the alternating temperature structure includes:
Composition metal heat absorbing sheet;
The lower section of the composition metal heat absorbing sheet is arranged in resistance wire, and one end is connect with normally closed second end, the other end and multiple The cathode connection of alloy category heat absorbing sheet, power supply;
Big valued resistor, one end are connect with normally opened second end, and the other end is inhaled by the resistance wire and the composition metal Backing connection;
When the electric current flows through the resistance wire, the resistance wire fever makes the composition metal heat absorbing sheet, and deformation occurs, described Composition metal heat absorbing sheet is connect with the contact structures.
6. aeration control device according to claim 5, which is characterized in that the contact structures include:
Contact is contacted, the top of the composition metal heat absorbing sheet is set;
Contact chip is connect with the air charging system;
The contact contact is connect when deformation occurs for the composition metal heat absorbing sheet with the contact chip.
7. inflation anchor bar aeration control device according to claim 6, which is characterized in that further include:
Regulating member is connect with the contact chip, for adjusting the distance between the contact and the contact chip.
8. inflation anchor bar aeration control device according to claim 7, which is characterized in that the regulating member includes:
Counter-force bracket is arranged on the composition metal heat absorbing sheet, provides fixation for the alternating temperature structure;
Pressure regulation spin button, activity passes through the counter-force bracket, and supports to the contact chip.
9. inflation anchor bar aeration control device according to claim 8, which is characterized in that be provided on the counter-force bracket The end of threaded aperture, the pressure regulation spin button is provided with screw thread, so that the pressure regulation spin button can be described anti- Power bracket moves up and down.
CN201910323491.6A 2019-04-22 2019-04-22 A kind of aeration control device of inflation anchor bar Pending CN109976401A (en)

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Application Number Priority Date Filing Date Title
CN201910323491.6A CN109976401A (en) 2019-04-22 2019-04-22 A kind of aeration control device of inflation anchor bar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910323491.6A CN109976401A (en) 2019-04-22 2019-04-22 A kind of aeration control device of inflation anchor bar

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CN109976401A true CN109976401A (en) 2019-07-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155518A (en) * 2020-01-21 2020-05-15 燕山大学 Recyclable multifunctional anchor rod based on electromagnetic attraction and working method thereof

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CN206204941U (en) * 2016-11-23 2017-05-31 湖南科技大学 A kind of self-inflatingPads inflation anchor bar
CN208189496U (en) * 2018-04-03 2018-12-04 厦门赛尔特电子有限公司 A kind of Thermal protection type control switch
CN209433259U (en) * 2019-04-22 2019-09-24 广州市建筑科学研究院有限公司 A kind of aeration control device of inflation anchor bar

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CN101510483A (en) * 2009-03-20 2009-08-19 朱英年 Kick type temperature controller
CN201437860U (en) * 2009-05-04 2010-04-14 北京海林自控设备有限公司 Electric control valve
CN102290287A (en) * 2011-06-21 2011-12-21 中国振华集团群英无线电器材厂 Transformed micro sealed electromagnetic relay
CN203288541U (en) * 2013-06-14 2013-11-13 兖矿集团邹城金明机电有限公司 A novel contactor auxiliary contact apparatus
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CN208189496U (en) * 2018-04-03 2018-12-04 厦门赛尔特电子有限公司 A kind of Thermal protection type control switch
CN209433259U (en) * 2019-04-22 2019-09-24 广州市建筑科学研究院有限公司 A kind of aeration control device of inflation anchor bar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155518A (en) * 2020-01-21 2020-05-15 燕山大学 Recyclable multifunctional anchor rod based on electromagnetic attraction and working method thereof

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