CN205449350U - Special manometer of slip casting and grouting pressure test system - Google Patents

Special manometer of slip casting and grouting pressure test system Download PDF

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Publication number
CN205449350U
CN205449350U CN201521127419.XU CN201521127419U CN205449350U CN 205449350 U CN205449350 U CN 205449350U CN 201521127419 U CN201521127419 U CN 201521127419U CN 205449350 U CN205449350 U CN 205449350U
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CN
China
Prior art keywords
slip casting
pressure
annular
display screen
digital display
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.)
Expired - Fee Related
Application number
CN201521127419.XU
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Chinese (zh)
Inventor
王子越
金银才
宋润权
黄伟
杨刚
张镇
郭相平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAIJIAO COAL MINE OF SICHUAN FURONG GROUP INDUSTRIAL Co Ltd
SICHUAN COAL GROUP FURONG Co
Tiandi Science and Technology Co Ltd
Original Assignee
BAIJIAO COAL MINE OF SICHUAN FURONG GROUP INDUSTRIAL Co Ltd
SICHUAN COAL GROUP FURONG Co
Tiandi Science and Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BAIJIAO COAL MINE OF SICHUAN FURONG GROUP INDUSTRIAL Co Ltd, SICHUAN COAL GROUP FURONG Co, Tiandi Science and Technology Co Ltd filed Critical BAIJIAO COAL MINE OF SICHUAN FURONG GROUP INDUSTRIAL Co Ltd
Priority to CN201521127419.XU priority Critical patent/CN205449350U/en
Application granted granted Critical
Publication of CN205449350U publication Critical patent/CN205449350U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a broken country rock slip casting technical field in colliery discloses the special manometer of a slip casting, and it includes annular slip casting rubber tube, the central through hole of annular slip casting rubber tube is the thick liquid passageway that circulates, annular chamber internal fixed be provided with the foil gage formula pressure sensor and the switching controller of annular slip casting rubber tube, foil gage formula pressure sensor and switching controller link to each other for resistance change turns into thick liquid hydraulic pressure force with the foil gage electricity, the outer wall of annular slip casting rubber tube is equipped with the digital display screen, switching controller with the digital display screen is connected for the pressure reading is in the digital display screen display show. The utility model provides a grouting pressure test system, it includes above -mentioned technical scheme the special manometer of slip casting, the both ends of the special manometer of slip casting are through direct coupling and slip casting tube coupling. The utility model discloses use foil gage formula pressure sensor to carry out ressure measurement, measurement accuracy is high, and it is little influenced by operational environment, and long term stability is good.

Description

A kind of slip casting special pressure table and grouting pressure test system
Technical field
This utility model relates to breaking surrounding rock slurry injection technique field, colliery, particularly relates to a kind of slip casting special pressure table and grouting pressure test system.
Background technology
Breaking surrounding rock slip casting is the important technical that the tunnel of rock crusher is repaired by colliery, and grouting pressure is the important indicator of Grouting engineering, needs to carry out grouting pressure accurately surveying reading in real time, decides whether to stop note according to grouting pressure.
Traditional grouting pressure table is pointer Pressure gauge, is often arranged at flow mixing device and grouting pump.Being arranged on the Pressure gauge at flow mixing device often can be ineffective because of flow mixing device inner chamber attachment solidification serosity residue.It is arranged on the oil pressure for grouting pump of gauge measurement at grouting pump, the not pressure of serosity in grouting pipeline.In pipeline, slurry pressure is continually changing, and pointer pressure pointer constantly rocks, and reading more difficulty and pointer pressure is shorter for service life under grouting pipeline shock effect, fragile.
Utility model content
(1) to solve the technical problem that
The technical problems to be solved in the utility model is how to provide a kind of certainty of measurement high, is affected little by working environment, the slip casting special pressure table that long-time stability are good.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of slip casting special pressure table, it includes annular slip casting sebific duct, the central through hole of described annular slip casting sebific duct is slurry flow passage, it is fixedly installed strain gauge pressure sensor and switching controller in the annular housing of described annular slip casting sebific duct, described strain gauge pressure sensor is connected with switching controller, for foil gauge resistance change is converted into slurry pressure, the outside wall surface of described annular slip casting sebific duct is provided with digital display screen, described switching controller is connected with described digital display screen, for pressure reading is shown at described digital display screen.
Wherein, also include that supplying cell, described supplying cell are connected with described digital display screen.
Wherein, also include that on and off switch, described on and off switch are connected with described supplying cell.
Wherein, the two ends of described annular slip casting sebific duct connect jointing.
Wherein, described jointing is connected by the two ends of sealing member with described annular slip casting sebific duct.
This utility model also provides for a kind of grouting pressure test system, and it includes the slip casting special pressure table described in technique scheme, and the two ends of described slip casting special pressure table are connected with grouting pipeline by free flow coupling.
(3) beneficial effect
Compared with prior art, this utility model has the advantage that
A kind of slip casting special pressure table and grouting pressure that this utility model provides test system, use and be fixedly installed strain gauge pressure sensor, switching controller in the annular housing of annular slip casting sebific duct, described strain gauge pressure sensor is connected with switching controller, for foil gauge resistance change is converted into slurry pressure, the outside wall surface of described annular slip casting sebific duct is provided with digital display screen, described switching controller is connected with described digital display screen, for being shown at described digital display screen by pressure reading;During use, serosity flows through the central through hole of ring-shaped pouring slurry sebific duct, and annular slip casting sebific duct expands, shape changes, the resistance value driving strain gauge pressure sensor changes, and the resistance variations of strain gauge pressure sensor is converted to slurry pressure by switching controller, shows reading at digital display screen;This Pressure gauge can conveniently access the arbitrary pipeline of filling system, directly measures slurry pressure in real time, uses strain gauge pressure sensor to carry out pressure measxurement, and certainty of measurement is high, is affected little by working environment, and long-time stability are good;Digital display screen can directly display grouting pressure, and reading is simple and convenient, and all parts are all wrapped in annular slip casting sebific duct, are difficult to damaged.
Accompanying drawing explanation
Fig. 1 is the horizontal schematic diagram of this utility model a kind of slip casting special pressure table;
Fig. 2 is the connection diagram of a kind of grouting pressure of this utility model test system.
In figure: 1: digital display screen;2: supplying cell;3: on and off switch;4: switching controller;5: strain gauge pressure sensor;6: annular slip casting sebific duct;61: central through hole;62: annular housing;7: free flow coupling;8: grouting pipeline;9: slip casting special pressure table;10: jointing.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.Following instance is used for illustrating this utility model, but is not limited to scope of the present utility model.
In description of the present utility model, it should be noted that, term " " center ", " longitudinally ", " laterally ", on " ", D score, " front ", " afterwards ", " left ", " right ", " vertically ", " level ", " push up ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected;Can be to be mechanically connected, it is also possible to be electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
nullAs shown in Figure 1,A kind of slip casting special pressure table 9 provided for this utility model,It includes annular slip casting sebific duct 6,The central through hole 61 of described annular slip casting sebific duct 6 is slurry flow passage,It is fixedly installed strain gauge pressure sensor 5 and switching controller 4 in the annular housing 62 of described annular slip casting sebific duct 6,Annular slip casting sebific duct 6 can be made to expand when serosity flows through ring-shaped pouring slurry sebific duct 6,Shape changes,So that strain gauge pressure sensor 5 resistance value being embedded in annular slip casting sebific duct 6 changes,Described strain gauge pressure sensor 5 is connected with switching controller 4,For foil gauge resistance change is converted into slurry pressure,The outside wall surface of described annular slip casting sebific duct 6 is provided with digital display screen 1,Described switching controller 4 is connected with described digital display screen 1,For pressure reading is shown at described digital display screen 1,To facilitate observed reading.Using strain gauge pressure sensor 5 to carry out pressure measxurement, certainty of measurement is high, is affected little by working environment, and long-time stability are good.Digital display screen 1 can directly display grouting pressure, and reading is simple and convenient;Whole Pressure gauge is wrapped in annular slip casting sebific duct 6, is difficult to damaged.
In order to power to described digital display screen 1, this Pressure gauge also includes that supplying cell 2, described supplying cell 2 are connected with described digital display screen 1.It addition, the cut-offfing of the most described supplying cell 2, it also includes that on and off switch 3, described on and off switch 3 are connected with described supplying cell 2, when this Pressure gauge access grouting pipeline 8 carry out stress test time, open described on and off switch 3.
This Pressure gauge accesses grouting pipeline 8 for convenience, and the two ends of described annular slip casting sebific duct 6 connect jointing 10;Specifically, described jointing 10 is connected by the two ends of sealing member such as gasket seal with described annular slip casting sebific duct 6.
As in figure 2 it is shown, this utility model additionally provides a kind of grouting pressure test system, it includes the slip casting special pressure table 9 described in technique scheme, and the two ends of described slip casting special pressure table 9 are connected with grouting pipeline 8 by free flow coupling 7;This Pressure gauge can conveniently access the arbitrary pipeline of filling system, directly measures slurry pressure in real time.
As can be seen from the above embodiments, this utility model uses strain gauge pressure sensor 5 to carry out pressure measxurement, and certainty of measurement is high, is affected little by working environment, and long-time stability are good.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (6)

1. a slip casting special pressure table, it is characterized in that, including annular slip casting sebific duct, the central through hole of described annular slip casting sebific duct is slurry flow passage, it is fixedly installed strain gauge pressure sensor and switching controller in the annular housing of described annular slip casting sebific duct, described strain gauge pressure sensor is connected with switching controller, for foil gauge resistance change is converted into slurry pressure, the outside wall surface of described annular slip casting sebific duct is provided with digital display screen, described switching controller is connected with described digital display screen, for being shown at described digital display screen by pressure reading.
Slip casting special pressure table the most according to claim 1, it is characterised in that also include that supplying cell, described supplying cell are connected with described digital display screen.
Slip casting special pressure table the most according to claim 2, it is characterised in that also include that on and off switch, described on and off switch are connected with described supplying cell.
Slip casting special pressure table the most according to claim 1, it is characterised in that the two ends of described annular slip casting sebific duct connect jointing.
Slip casting special pressure table the most according to claim 4, it is characterised in that described jointing is connected by the two ends of sealing member with described annular slip casting sebific duct.
6. a grouting pressure test system, it is characterised in that including the slip casting special pressure table described in any one of claim 1-5, the two ends of described slip casting special pressure table are connected with grouting pipeline by free flow coupling.
CN201521127419.XU 2015-12-29 2015-12-29 Special manometer of slip casting and grouting pressure test system Expired - Fee Related CN205449350U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521127419.XU CN205449350U (en) 2015-12-29 2015-12-29 Special manometer of slip casting and grouting pressure test system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521127419.XU CN205449350U (en) 2015-12-29 2015-12-29 Special manometer of slip casting and grouting pressure test system

Publications (1)

Publication Number Publication Date
CN205449350U true CN205449350U (en) 2016-08-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105606273A (en) * 2015-12-29 2016-05-25 天地科技股份有限公司 Grouting special pressure gauge and grouting pressure testing system
CN110411643A (en) * 2019-08-21 2019-11-05 中国矿业大学 A kind of monitoring device and method of hollow grouting cable anchor slurry pressure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105606273A (en) * 2015-12-29 2016-05-25 天地科技股份有限公司 Grouting special pressure gauge and grouting pressure testing system
CN110411643A (en) * 2019-08-21 2019-11-05 中国矿业大学 A kind of monitoring device and method of hollow grouting cable anchor slurry pressure

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160810

Termination date: 20161229

CF01 Termination of patent right due to non-payment of annual fee