CN206707731U - A kind of underground grouting opening arrangement - Google Patents
A kind of underground grouting opening arrangement Download PDFInfo
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- CN206707731U CN206707731U CN201720506435.2U CN201720506435U CN206707731U CN 206707731 U CN206707731 U CN 206707731U CN 201720506435 U CN201720506435 U CN 201720506435U CN 206707731 U CN206707731 U CN 206707731U
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- opening arrangement
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- pressure gauge
- cover
- grouting opening
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Abstract
It the utility model is related to a kind of underground grouting opening arrangement, including a body, a diaphragm apparatus and a pressure gauge；Described body one end is connected by the diaphragm apparatus with the pressure gauge；The bottom of the pipe offers injection point and serum outlet, and the injection point is connected with grouting pipeline, and the serum outlet is with treating that inlet well connects；The diaphragm apparatus includes upper press cover, lower cover and barrier film, and the upper press cover and lower cover are funnel-form, and upper press cover and lower cover cover connection, enclose to form a cavity；The barrier film is located between the upper press cover and lower cover, and the cavity is divided into upper plenum and lower cavity；Saturation is filled with hydraulic oil in the upper plenum, and the lower cavity connects with the body.The underground grouting opening arrangement is reasonable in design, avoids the sensing plunger in pressure gauge gauge outfit from directly being contacted with slurries by way of medium isolation, so as to avoid the loss of pressure gauge, while improves the accuracy of pressure measxurement.
Description
Technical field
Mine Grouting engineering technical field is the utility model is related to, more particularly to a kind of underground grouting opening arrangement.
Background technology
All mouth Pb-Zn deposits lion ridge -320m mother-lodes 0# stopes two-sections are horizontal to -280m, and in July, 2010 is in ore removal process
In there is side nation and collapse, share 25 stopes (containing foundation) is influenceed by area is caving, and causes about 150,000 tons of affected area, the region ore deposit
Body is mainly high-grade compact massive Huang iron Pb- Zn orebody, and ore body, which emits backwardness, causes about 150,000 tons of ores for having formed mining conditions
It can not exploit.For down-hole formation design feature and the particularity of stope construction is collapsed, by being reconnoitred in detail to stratum and slip casting
Reinforce, it is ensured that the smooth exploitation of stope.
Underground ore body Collapsed zone detects Grouting engineering, is influenceed by Collapsed zone, geologic structure less stable, stope ore body
It sink, roll, ore body and obturation cementing properties is poor, and frictional force weakens, and the potential safety hazard of stope construction is big.Detected in stope
While with grouting and reinforcing, to the strict control grouting pressure of work progress, reduce pressure slurries as far as possible to Stope roof and highwall
Disturbance, ensure job safety be very necessary.
Referring to Fig. 1, it is prior art underground grouting slurry pressure measuring principle schematic diagram.In the prior art, underground
Slip casting needs to use opening arrangement that the slurries in high-voltage tube are transported in hole, needed in aperture install pressure gauge, with monitor into
Hole slurry pressure, because the sensing plunger in slurries and pressure gauge gauge outfit occurs directly to contact, easily pressure gauge is caused to be scrapped.Adopt
A pressure gauge can be averagely consumed with the direct pressure injection per tour of existing process, only N2-3# stopes slip casting uses 150, pressure gauge altogether,
It is worth 80,000 yuan.Sense simultaneously after plunger blocks, pressure gauge no longer shows the pressure of pressure or display mistake, easily causes to note
Slurry pressure is excessive, makes natively fragile stope pilaster damage, so as to induce the generation of security incident.
Utility model content
Based on this, the purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of underground grouting aperture dress
To put, its is reasonable in design, avoids the sensing plunger in pressure gauge gauge outfit from directly being contacted with slurries by way of medium isolation,
So as to avoid the loss of pressure gauge, while improve the accuracy of pressure measxurement.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of underground grouting opening arrangement, including a body, a diaphragm apparatus and a pressure gauge；Described body one end passes through
The diaphragm apparatus is connected with the pressure gauge；The bottom of the pipe offers injection point and serum outlet, and the slurries enter
Mouth is connected with grouting pipeline, and the serum outlet is with treating that inlet well connects；The diaphragm apparatus include upper press cover, lower cover and
Barrier film, the upper press cover and lower cover are funnel-form, and upper press cover and lower cover cover connection, enclose to form a cavity；It is described
Barrier film is located between the upper press cover and lower cover, and the cavity is divided into upper plenum and lower cavity；Satisfy in the upper plenum
Connected with filled with hydraulic oil, the lower cavity with the body.
Compared to prior art, underground grouting opening arrangement described in the utility model, it is by setting diaphragm apparatus, profit
The mode isolated with medium avoids the sensing plunger in pressure gauge gauge outfit and directly contacted with slurries, protect pressure gauge gauge outfit not by
Slurries are cementing, greatly reduce the loss of pressure gauge, while the measurement precision of grouting pressure has been effectively ensured.
Further, the barrier film is the stainless steel thin rounded flakes of destressing.By set the stainless steel thin rounded flakes every
Film, the diaphragm apparatus inner chamber of spindle-type α-Fe2O3 is divided into upper plenum and lower cavity, because upper plenum is closing, saturation filling
There is the chamber of hydraulic oil, and lower cavity connects with body, that is, the medium descended in cavity is air；With the slurries liquid level in body
Change, the air pressure in lower cavity and body top changes so that barrier film deforms, the hydraulic pressure in upper plenum
The pressure conduction of oil is to pressure gauge so as to showing real-time pressure value.
Further, the diaphragm apparatus both ends are connected with the pressure gauge and body by connecting tube respectively.Pass through company
The connection of adapter, the upper plenum of the diaphragm apparatus encloses to form closed space with the pressure gauge, and saturation is filled with liquid
Force feed；The lower cavity of the diaphragm apparatus then connects with body top.Connecting tube is preferably adopted with diaphragm apparatus, pressure gauge and body
With threaded connection.
Further, the injection point is connected by slip casting pipe joint with a Grouting Pipe.The Grouting Pipe, which is used to convey, starches
Liquid.
Further, its bottom is installed on aperture by slip casting hole sleeve, and the body axis with it is vertical
The angle of plane is less than or equal to 30 °.Preferably, the body is installed with horizontal plane.If because aperture condition limits nothing
Method right angle setting, then the angle of the body axis and perpendicular be less than or equal to 30 °, with ensure in body slurries liquid level with
Body top keeps enough distances.
Further, the underground grouting opening arrangement is additionally provided with a pressure security unloading valve, and it is located at and the slurries
On the pipeline for exporting connection.The pressure security unloading valve is safety convenience instrument, and it completes off-load when slurry pressure is exceeded, from
And ensure that the slurry pressure entered in drilling meets design requirement, avoid natively fragile stope pilaster damage and induce safety
The generation of accident.
Further, the diaphragm diameter is 80mm, thick 0.2mm.The diaphragm diameter and the upper press cover and lower cover
Hatch bore diameter it is identical, the thickness of barrier film can ensure that it can sensitively conduct hydraulic pressure of the air pressure to upper plenum of lower cavity
Oil.
Further, the pressure gauge is shockproof pressure gage.
Further, the upper press cover of the diaphragm apparatus and lower cover are bolted, and are sealed by sealing ring.Should
The sealing that can ensure that diaphragm apparatus is set.
Brief description of the drawings
Fig. 1 is prior art underground grouting slurry pressure measuring principle schematic diagram；
Fig. 2 is the measuring principle schematic diagram of underground grouting opening arrangement described in the utility model；
Fig. 3 is the structural representation of underground grouting opening arrangement described in the utility model.
Embodiment
To further illustrate each embodiment, the utility model is provided with accompanying drawing.These accompanying drawings are in the utility model discloses
A part for appearance, it can coordinate the associated description of specification to explain the running of embodiment original mainly to illustrate embodiment
Reason.Cooperation refers to these contents, and one of ordinary skill in the art will be understood that other may obtain embodiment and this practicality
The advantages of new.
Please refer to Fig. 2 and Fig. 3, wherein Fig. 2 is that the measurement of underground grouting opening arrangement described in the utility model is former
Manage schematic diagram；Fig. 3 is the structural representation of underground grouting opening arrangement described in the utility model.Underground note of the present utility model
Starch opening arrangement, including a body 10, a diaphragm apparatus 20 and a pressure gauge 30；Described one end of body 10 is filled by the barrier film
20 are put to be connected with the pressure gauge 30；The lower end of body 10 offers injection point 12 and serum outlet 11, and the slurries enter
Mouth 12 is connected with grouting pipeline, and the serum outlet 11 is with treating that inlet well connects.Slurries enter body 10 from injection point 11
Interior, pressure change is delivered to pressure gauge 30 and shows real-time pressure value by air 82 in slurries compression body 10, diaphragm apparatus 20.
Specifically, the diaphragm apparatus 20 is spindle-type α-Fe2O3, it includes upper press cover 21, lower cover 22 and barrier film 23, institute
It is funnel-form to state upper press cover 21 and lower cover 22, and upper press cover 21 and lower cover 22 cover connection, enclose to form a cavity；It is described
Barrier film 23 is located between the upper press cover 21 and lower cover 22, and the cavity is divided into upper plenum and lower cavity；The overhead
Intracavitary saturation is filled with hydraulic oil, and the lower cavity connects with the body 10.
In the present embodiment, the barrier film 23 be destressing stainless steel thin rounded flakes, its a diameter of 80mm, thick 0.2mm.Should
The inner space of diaphragm apparatus 20 is separated into upper plenum and lower cavity by barrier film 23, i.e., isolates hydraulic oil and air two media,
And sensitively the pressure change of lower empty chamber air can be transmitted to the hydraulic oil in upper plenum, so that hydraulic oil passes pressure
On the plunger for leading the gauge outfit of pressure gauge 30, pressure gauge 30 is set to sense in real time and show the pressure of slurries.
Further, the top of diaphragm apparatus 20 is connected with the pressure gauge 30 by connecting tube 41, bottom and body
10 are connected by connecting tube 42.The injection point 12 is connected by slip casting pipe joint 51 with a Grouting Pipe 50.In the present embodiment,
Preferably, the length of connecting tube 41 and 42 is 30mm, is machined with M20mm internal threads.
Further, the bottom of body 10 is installed on aperture by slip casting hole sleeve 60, and the axis of the body 10
It is less than or equal to 30 ° with the angle of perpendicular.In the present embodiment, the body 10 preferably uses diameter 108mm geology set
Pipe is process, and length is about 60cm, a diameter of 108mm, thickness of pipe wall 4.5mm, and top welding M20mm pipe joints, lower end is mark
Quasi- geology pipe thread, from welding slip casting pipe joint 51 at the 15cm of bottom；After the completion of weld, packer permeability test reaches 3 times of design notes
It is as qualified to starch pressure.Body 10 is used to store fraction slurries and air, and body installation is preferably installed with horizontal plane, if by
Right angle setting can not be ensured by being limited to place, then the angle of the axis of body 10 and perpendicular should be less than or equal to 30 °, to protect
Slurries liquid level and the top of body 10 distance are more than 30cm in card body 10.
In order to ensure that the pressure of slurries is up to standard, a pressure security unloading valve 70 is additionally provided with, it is located at and the serum outlet
On the pipeline of 11 connections.The pressure security unloading valve 70 is the device that pressure unloading is adjusted by spring, more than setting pressure
That is automatically unloading.
In the present embodiment, it is preferable that the upper press cover 21 and lower cover 22 of the diaphragm apparatus 20 are bolted, and are led to
Cross the sealing of RUBBER O type sealing ring；The hydraulic oil uses 40# antiwear hydraulic oils；The pressure gauge is common anti-shock pressure meter.
Illustrate the operation principle of the underground grouting opening arrangement of the present embodiment below：
Slurries enter body 10 from Grouting Pipe 50, and are stored in body 10, the slurries compression upper end air 82 of body 10, pressure
On barrier film 23, barrier film 23 deforms contracting air effect, makes the volume-diminished of diaphragm apparatus upper plenum, and hydraulic oil 81 is by pressure
It is conducted to pressure gauge 30 and real-time display pressure.The lower end of body 10 sets pressure security unloading valve 70, even if the failure of pressure gauge 30
And causing pressure to be forbidden, safety unloading valve can also lay down pressure in time, be set so as to ensure that the slurry pressure entered in drilling meets
Meter requires.
Compared to prior art, underground grouting opening arrangement described in the utility model, its by setting diaphragm apparatus 20,
The mode isolated using medium is avoided the sensing plunger in the gauge outfit of pressure gauge 30 and directly contacted with slurries, protects the table of pressure gauge 30
Head is not cementing by slurries, greatly reduces the loss of pressure gauge, while the measurement precision of grouting pressure has been effectively ensured.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.
Claims (9)
- A kind of 1. underground grouting opening arrangement, it is characterised in that：Including a body, a diaphragm apparatus and a pressure gauge；The pipe Body one end is connected by the diaphragm apparatus with the pressure gauge；The bottom of the pipe offers injection point and serum outlet, The injection point is connected with grouting pipeline, and the serum outlet is with treating that inlet well connects；The diaphragm apparatus includes upper pressure Lid, lower cover and barrier film, the upper press cover and lower cover are funnel-form, and upper press cover and lower cover cover connection, enclose to be formed One cavity；The barrier film is located between the upper press cover and lower cover, and the cavity is divided into upper plenum and lower cavity；It is described Saturation is filled with hydraulic oil in upper plenum, and the lower cavity connects with the body.
- 2. underground grouting opening arrangement according to claim 1, it is characterised in that：The barrier film is the stainless steel of destressing Thin rounded flakes.
- 3. underground grouting opening arrangement according to claim 1, it is characterised in that：The diaphragm apparatus both ends respectively with institute Pressure gauge is stated to connect by connecting tube with body.
- 4. underground grouting opening arrangement according to claim 1, it is characterised in that：The injection point is connect by Grouting Pipe Head is connected with a Grouting Pipe.
- 5. underground grouting opening arrangement according to claim 1, it is characterised in that：Its bottom passes through slip casting borehole jack Pipe is installed on aperture, and the angle of the body axis and perpendicular is less than or equal to 30 °.
- 6. underground grouting opening arrangement according to claim 1, it is characterised in that：A pressure security unloading valve is additionally provided with, It is located on the pipeline being connected with the serum outlet.
- 7. underground grouting opening arrangement according to claim 2, it is characterised in that：The diaphragm diameter is 80mm, thick 0.2mm。
- 8. underground grouting opening arrangement according to claim 1, it is characterised in that：The pressure gauge is shockproof pressure gage.
- 9. the underground grouting opening arrangement according to any one of claim 1~8, it is characterised in that：The diaphragm apparatus Upper press cover and lower cover are bolted, and are sealed by sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720506435.2U CN206707731U (en) | 2017-05-09 | 2017-05-09 | A kind of underground grouting opening arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720506435.2U CN206707731U (en) | 2017-05-09 | 2017-05-09 | A kind of underground grouting opening arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206707731U true CN206707731U (en) | 2017-12-05 |
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ID=60466476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720506435.2U Active CN206707731U (en) | 2017-05-09 | 2017-05-09 | A kind of underground grouting opening arrangement |
Country Status (1)
| Country | Link |
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| CN (1) | CN206707731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985719A (en) * | 2019-12-21 | 2020-04-10 | 江苏江林机械有限公司 | Pressure control device for pneumatic grouting pump |
| CN112595469A (en) * | 2020-12-09 | 2021-04-02 | 西安近代化学研究所 | Circular weld sealing performance detection device of cylindrical shell |
-
2017
- 2017-05-09 CN CN201720506435.2U patent/CN206707731U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985719A (en) * | 2019-12-21 | 2020-04-10 | 江苏江林机械有限公司 | Pressure control device for pneumatic grouting pump |
| CN112595469A (en) * | 2020-12-09 | 2021-04-02 | 西安近代化学研究所 | Circular weld sealing performance detection device of cylindrical shell |
| CN112595469B (en) * | 2020-12-09 | 2023-02-03 | 西安近代化学研究所 | Circular weld sealing performance detection device of cylindrical shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 303C, tower 2, Shenye Jinyuan Building, No. 112, Qingshuihe 1st Road, Qingshuihe community, Luohu District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN ZHONGJIN LINGNAN NONFEMET Co.,Ltd. Patentee after: FANKOU LEAD-ZINC MINE, SHENZHEN ZHONGJIN LINGNAN NONFEMET Co.,Ltd. Address before: 24-26, building 6013, China Nonferrous building, No. 518040 Shennan Road, Futian District, Guangdong, Che Kung Temple, Shenzhen Patentee before: SHENZHEN ZHONGJIN LINGNAN NONFEMET Co.,Ltd. Patentee before: FANKOU LEAD-ZINC MINE, SHENZHEN ZHONGJIN LINGNAN NONFEMET Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |