CN109184748A - A kind of pressure controllable grouting equipment and its method - Google Patents

A kind of pressure controllable grouting equipment and its method Download PDF

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Publication number
CN109184748A
CN109184748A CN201811295941.7A CN201811295941A CN109184748A CN 109184748 A CN109184748 A CN 109184748A CN 201811295941 A CN201811295941 A CN 201811295941A CN 109184748 A CN109184748 A CN 109184748A
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China
Prior art keywords
grouting
pressure
slip casting
different
equipment
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CN201811295941.7A
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Chinese (zh)
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CN109184748B (en
Inventor
李树忱
王曼灵
马鹏飞
周慧颖
李阳
支斌
赵世森
王鹏程
万泽恩
段壮
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Shandong University
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Shandong University
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Priority to CN201811295941.7A priority Critical patent/CN109184748B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/10Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/38Waterproofing; Heat insulating; Soundproofing; Electric insulating

Abstract

Present disclose provides a kind of pressure controllable grouting equipment and its methods.Wherein, a kind of pressure controllable grouting equipment, comprising: grouting pump, for realizing the long-distance sand transport of grout material;Grouting Pipe is connected with grouting pump;The Grouting Pipe includes interconnected slip casting hose and deep spacer film bag grouting tube;The pressure valve of different pressures is installed on the deep spacer film bag grouting tube, by configuring different grouting pressures, to open different pressure valve, realizes the slip casting of different depth.

Description

A kind of pressure controllable grouting equipment and its method
Technical field
The disclosure belongs to mine construction field more particularly to a kind of pressure controllable grouting equipment and its method.
Background technique
Only there is provided background technical informations relevant to the disclosure for the statement of this part, it is not necessary to so constitute first skill Art.
With the exploitation of coal resources and metallic ore, China central and east coal mine and metallic ore largely enter deep mining, Fault belt and water-bearing layer are often disclosed during pit mining.After roadway excavation, original weak structures of surrounding rock face and crack into One step is carried out, and especially roadway surrounding rock deep-seated fracture is developed, and is brought to roadway support greatly difficult.Meanwhile in mining process Water inrush accident easily occurs, jeopardizes mine safety.To dig up mine safely, there is grouting and reinforcing and water-plugging technique.
Inventor has found that original grouting equipment is fairly simple, is mainly made of pulping device and grouting device, and by people Industry control slip casting.Grouting amount and grouting pressure etc. cannot be adjusted according to formation parameter in time when artificial slip casting, cause to connect Continuous slip casting, influences grouting and reinforcing, water plugging effect.And can only the slip casting in drilling design depth bounds, can not achieve superficial part to deep The slip casting in portion leads to heavy workload, slip casting low efficiency.
Summary of the invention
According to the one aspect of one or more other embodiments of the present disclosure, a kind of pressure controllable grouting equipment is provided, It can efficiently, quickly carry out deep shaft slip casting operation, improve slip casting efficiency and reduce construction cost.
A kind of pressure controllable grouting equipment that the disclosure provides, comprising:
Grouting pump, for realizing the long-distance sand transport of grout material;
Grouting Pipe is connected with grouting pump;The Grouting Pipe includes interconnected slip casting hose and deep spacer film bag Grouting tube;The pressure valve of different pressures is installed, by configuring different slip casting pressures on the deep spacer film bag grouting tube Power realizes the slip casting of different depth to open different pressure valve.
In one or more embodiments, liquidproof reflux mechanism is installed, for guaranteeing in valve body in the pressure valve In the case that interior slurries are unstable, slurries do not flow back.
In one or more embodiments, first pressure sensor is installed, the first pressure passes in the pressure valve Sensor is used to monitor the grouting pressure at pressure valve, and the first pressure sensor is connected with the first controller.
In one or more embodiments, first controller is connected by WLAN with remote monitoring terminal.
In one or more embodiments, the slip casting hose and deep spacer film bag grouting tube use removable company Mode is connect, for lengthening Grouting Pipe, realizes the slip casting to deep wall rock fracture area.
In one or more embodiments, described grouting pump one end is connected with from the pulp-absorbing pipe of external sucking slurries, another It holds and is connected with the grout outlet of conveying slurries, the Grouting Pipe is connected by grout outlet with grouting pump.
In one or more embodiments, second pressure sensor is provided on the grout outlet, the second pressure passes Sensor is connected with second controller, and the second controller is connected by WLAN with remote monitoring terminal.
In one or more embodiments, flow sensor, the flow sensor and are provided on the grout outlet Two controllers are connected, and the second controller is connected by WLAN with remote monitoring terminal.
The disclosure additionally provides a kind of grouting method based on pressure controllable grouting equipment.
A kind of grouting method based on pressure controllable grouting equipment of the disclosure, comprising:
Set drilling;
After drilling is set, sealing material is filled in drilling;
Pressure valve pressure value is set, arranges Grouting Pipe;
After the completion of Grouting Pipe arrangement, drilling rod shell is pulled out;
By the way that different grouting pressures, the openable deep spacer film bag grouting tube different location of different grouting pressures is arranged The pressure valve at place, to realize the slip casting of different depth.
In one or more embodiments, the grouting method, further includes:
When the grouting pressure of first pressure sensor sensing is consistent with the grouting pressure that second pressure sensor detects and reaches When to predetermined value, stop the slip casting of corresponding position.
Compared with prior art, the beneficial effect of the disclosure is:
(1) a kind of pressure controllable grouting equipment of the disclosure is equipped with different pressures on the spacer film bag grouting tube of deep The pressure valve of power realizes the slip casting of different depth, the grouting equipment structure is simple, uses by the way that different grouting pressures is arranged It is convenient, it is grasped convenient for site operation technical staff, greatly reduces the complexity of grouting process;
(2) a kind of pressure controllable grouting equipment of the disclosure, when site operation, can realize different depth slip casting, mention significantly High construction efficiency and range of grouting;
(3) a kind of pressure controllable grouting equipment of the disclosure realizes level pressure, quantitative and timing slip casting, greatly improves Fining controlled dynamic slip casting degree.
Detailed description of the invention
The Figure of description for constituting a part of this disclosure is used to provide further understanding of the disclosure, and the disclosure is shown Meaning property embodiment and its explanation do not constitute the improper restriction to the disclosure for explaining the disclosure.
Fig. 1 is a kind of example structure schematic diagram of pressure controllable grouting equipment of the disclosure;
Fig. 2 is pressure valve schematic diagram;
Fig. 3 is the structural schematic diagram of the deep spacer film bag grouting tube of the disclosure;
Fig. 4 is the sequence of construction schematic diagram of the controllable type grouting equipment embodiment of the disclosure.
Wherein, 1: pressure gauge;2: grouting pump;3: Grouting Pipe;4: Grouting Pipe range of grouting;5: pressure valve;6: deep interval Film bag grouting tube.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the disclosure.Unless another It indicates, all technical and scientific terms used herein has usual with disclosure person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the disclosure.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As shown in Figure 1, a kind of pressure controllable grouting equipment that the disclosure provides, comprising:
Grouting pump 2, for realizing the long-distance sand transport of grout material;
Grouting Pipe 3 is connected with grouting pump 2;The Grouting Pipe 3 includes interconnected slip casting hose and deep spacer film Bag grouting tube 6;The pressure valve 5 of different pressures is installed, by configuring different notes on the deep spacer film bag grouting tube 6 It starches pressure and realizes the slip casting of different depth to open different pressure valve.
Specifically, grouting pump 2 is arranged inside ground and deep shaft, as grouting pressure station and grouting pressure relay station.
In specific implementation, grouting pump 2 can be two mining concrete pumps, pumping power it is strong, it can be achieved that grout material it is remote Distance conveying.
In specific implementation, the pressure valve 5 installed at deep spacer film bag grouting tube 6, as shown in Fig. 2, practical slip casting The number of middle pressure valve 5 is determined according to drilling depth and 6 length of deep spacer film bag grouting tube.
As shown in figure 3, deep spacer film bag grouting tube includes film bag, the film bag and stratum grouting tube and film bag are infused Slurry pipe is connected.
In one or more embodiments, described grouting pump one end is connected with from the pulp-absorbing pipe of external sucking slurries, another It holds and is connected with the grout outlet of conveying slurries, the Grouting Pipe is connected by grout outlet with grouting pump.
Specifically, pulp-absorbing pipe and grout outlet are slip casting hose.
In one or more embodiments, second pressure sensor is provided on the grout outlet, the second pressure passes Sensor is connected with second controller, and the second controller is connected by WLAN with remote monitoring terminal.
Wherein, pressure gauge 1 can be used to realize in second pressure sensor.
In one or more embodiments, flow sensor, the flow sensor and are provided on the grout outlet Two controllers are connected, and the second controller is connected by WLAN with remote monitoring terminal.
Specifically, flowmeter can be used to realize in flow sensor.
In one or more embodiments, liquidproof reflux mechanism is installed, for guaranteeing in valve body in the pressure valve In the case that interior slurries are unstable, slurries do not flow back.
In one or more embodiments, first pressure sensor is installed, the first pressure passes in the pressure valve Sensor is used to monitor the grouting pressure at pressure valve, and the first pressure sensor is connected with the first controller.
In one or more embodiments, first controller is connected by WLAN with remote monitoring terminal.
In one or more embodiments, the slip casting hose and deep spacer film bag grouting tube use removable company Mode is connect, for lengthening Grouting Pipe, realizes the slip casting to deep wall rock fracture area.
Deep spacer film bag grouting tube 6 and slip casting hose use removable connection type, are convenient for after the completion of slip casting, Deep spacer film bag grouting tube 6 stays in injected hole bottom, and slip casting hose can remove recycling, reduce slip casting at This.
Specifically, slip casting hose and deep spacer film bag grouting tube 6 are together by a threaded connection, and guarantee slip casting process In density.
It should be noted that slip casting hose can also be connected with deep spacer film bag grouting tube 6 by other dismounting modes.
Wherein, slip casting hose is easily deformable, has preferable live adaptability.
The specific embodiment sequence of construction based on pressure controllable grouting equipment of the disclosure as shown in Figure 3 are as follows:
Drilling is set first;
After drilling is set, sealing material is filled in drilling;
Pressure valve pressure value is set, arranges Grouting Pipe;
After the completion of Grouting Pipe arrangement, drilling rod shell is pulled out;
Then by the way that different grouting pressures are arranged, different pressure valve is opened, the slip casting of different depth is realized, greatly improves Slip casting efficiency and range of grouting.
Before slip casting, different grouting pressures are arranged according to construction site condition and formation parameter, pass through real-time monitoring and display These parameters can also adjust these parameters during slip casting in real time.
Pressure valve at the openable deep spacer film bag grouting tube different location of different grouting pressures, to realize not With the slip casting of depth.
It, can when the grouting pressure of pressure sensor sensing is consistent with the grouting pressure that pressure gauge is shown and reaches predetermined value Stop the slip casting at the position.
The embodiment of the present disclosure configures different grouting pressures, to open different pressures valve, and then between the deep of corresponding region Slip casting in the film bag of diaphragm bag grouting tube opens film bag, forms a closed region, the grouting pressure of promotion, with reality Existing different depth slip casting simultaneously.
Specifically, using the communication of remote terminal and surface grout injection base station, to monitor the pressure size of pressure valve.
The pressure controllable grouting equipment of the embodiment of the present disclosure can effectively add vertical shaft and tunnel broken country rock Gu improving the structure and its performance of deep wall rock, the slip casting of different depth is realized, realize ideal infiltration and improve construction effect Rate and range of grouting, the safe working for deep coalmine and metallic ore provide safeguard.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to the disclosure, model not is protected to the disclosure The limitation enclosed, those skilled in the art should understand that, on the basis of the technical solution of the disclosure, those skilled in the art are not Need to make the creative labor the various modifications or changes that can be made still within the protection scope of the disclosure.

Claims (10)

1. a kind of pressure controllable grouting equipment characterized by comprising
Grouting pump, for realizing the long-distance sand transport of grout material;
Grouting Pipe is connected with grouting pump;The Grouting Pipe includes interconnected slip casting hose and deep spacer film bag slip casting Floral tube;The pressure valve of different pressures is installed on the deep spacer film bag grouting tube, by configuring different grouting pressures, with Different pressure valve is opened, realizes the slip casting of different depth.
2. a kind of pressure controllable grouting equipment as described in claim 1, which is characterized in that be equipped in the pressure valve anti- Liquid reflux mechanism, in the case where for guaranteeing that slurries are unstable in valve body, slurries do not flow back.
3. a kind of pressure controllable grouting equipment as described in claim 1, which is characterized in that be equipped with the in the pressure valve One pressure sensor, the first pressure sensor are used to monitor the grouting pressure at pressure valve, the first pressure sensor It is connected with the first controller.
4. a kind of pressure controllable grouting equipment as claimed in claim 3, which is characterized in that first controller passes through nothing Line local area network is connected with remote monitoring terminal.
5. a kind of pressure controllable grouting equipment as described in claim 1, which is characterized in that between the slip casting hose and deep Diaphragm bag grouting tube uses removable connection type, for lengthening Grouting Pipe, realizes the slip casting to deep wall rock fracture area.
6. a kind of pressure controllable grouting equipment as described in claim 1, which is characterized in that described grouting pump one end with from outer The pulp-absorbing pipe that portion sucks slurries is connected, and the other end is connected with the grout outlet of conveying slurries, and the Grouting Pipe passes through grout outlet and note Stock pump is connected.
7. a kind of pressure controllable grouting equipment as claimed in claim 6, which is characterized in that be provided with the on the grout outlet Two pressure sensors, the second pressure sensor are connected with second controller, and the second controller passes through WLAN It is connected with remote monitoring terminal.
8. a kind of pressure controllable grouting equipment as claimed in claim 6, which is characterized in that be provided with stream on the grout outlet Quantity sensor, the flow sensor are connected with second controller, and the second controller passes through WLAN and long-range prison Control terminal is connected.
9. a kind of construction method based on pressure controllable grouting equipment such as of any of claims 1-8, feature It is, comprising:
Set drilling;
After drilling is set, sealing material is filled in drilling;
Pressure valve pressure value is set, arranges Grouting Pipe;
After the completion of Grouting Pipe arrangement, drilling rod shell is pulled out;
By being arranged different grouting pressures, at the openable deep spacer film bag grouting tube different location of different grouting pressures Pressure valve, to realize the slip casting of different depth.
10. construction method as claimed in claim 9, which is characterized in that further include:
When the grouting pressure of first pressure sensor sensing is consistent with the grouting pressure that second pressure sensor detects and reaches pre- When definite value, stop the slip casting of corresponding position.
CN201811295941.7A 2018-11-01 2018-11-01 Pressure-controllable grouting equipment and method thereof Active CN109184748B (en)

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Application Number Priority Date Filing Date Title
CN201811295941.7A CN109184748B (en) 2018-11-01 2018-11-01 Pressure-controllable grouting equipment and method thereof

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111997687A (en) * 2020-08-07 2020-11-27 中煤科工集团西安研究院有限公司 Method for full pipe grouting and effect real-time detection of goaf

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992020902A1 (en) * 1991-05-22 1992-11-26 Ingvar Bogdanoff A rock or concrete injection method and a device for performing the method
CN102268868A (en) * 2010-06-02 2011-12-07 中国京冶工程技术有限公司 Repeated adaptive grouting system and construction method
CN102787602A (en) * 2012-08-31 2012-11-21 中国水利水电第七工程局成都水电建设工程有限公司 Curtain grouting technique
CN206989413U (en) * 2017-07-26 2018-02-09 安徽建筑大学 A kind of air-conditioner set remote monitoring system
CN108221953A (en) * 2018-03-16 2018-06-29 沈阳建筑大学 A kind of pressure-adjustable orientation given layer fracture grouting mini-valve tube and grouting method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992020902A1 (en) * 1991-05-22 1992-11-26 Ingvar Bogdanoff A rock or concrete injection method and a device for performing the method
CN102268868A (en) * 2010-06-02 2011-12-07 中国京冶工程技术有限公司 Repeated adaptive grouting system and construction method
CN102787602A (en) * 2012-08-31 2012-11-21 中国水利水电第七工程局成都水电建设工程有限公司 Curtain grouting technique
CN206989413U (en) * 2017-07-26 2018-02-09 安徽建筑大学 A kind of air-conditioner set remote monitoring system
CN108221953A (en) * 2018-03-16 2018-06-29 沈阳建筑大学 A kind of pressure-adjustable orientation given layer fracture grouting mini-valve tube and grouting method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111997687A (en) * 2020-08-07 2020-11-27 中煤科工集团西安研究院有限公司 Method for full pipe grouting and effect real-time detection of goaf

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