CN111059059B - Superfine cement filter pump and test method thereof - Google Patents
Superfine cement filter pump and test method thereof Download PDFInfo
- Publication number
- CN111059059B CN111059059B CN201911138281.6A CN201911138281A CN111059059B CN 111059059 B CN111059059 B CN 111059059B CN 201911138281 A CN201911138281 A CN 201911138281A CN 111059059 B CN111059059 B CN 111059059B
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- Prior art keywords
- pump
- pipe
- filter
- steel cylinder
- slurry
- 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
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- 239000004568 cement Substances 0.000 title claims abstract description 43
- 238000010998 test method Methods 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000002002 slurry Substances 0.000 claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 claims abstract description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000011440 grout Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005457 optimization Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses an ultrafine cement filter pump, which comprises a pump body and a transmission control system; the pump body is externally provided with five pipe orifices which are respectively connected with the slurry outlet pipe, the slurry inlet pipe, the water discharge pipe and the two water inlet pipes; a steel cylinder is arranged in the pump body, a metal rotary table is arranged at the bottom of the steel cylinder, four through holes for mounting a filtering device are formed in the steel cylinder, four drain holes and four grooves with different positions are formed in the periphery of the steel cylinder, the grooves are matched with a metal rod outside the steel cylinder, and the metal rod controls the action through a transmission control system; and a transmission belt in the transmission control system is connected with the metal turntable. The invention has the advantages of simple structure, simple operation, convenient use, easy maintenance, convenient debugging and the like, has good sealing and durability, can replace filter screens with different sizes according to different grouting requirements, and is suitable for plugging engineering site local grouting micropores and grouting in laboratories.
Description
Technical Field
The invention relates to the technical field of rock grouting, in particular to an ultrafine cement filter pump and a test method thereof.
Background
Along with the increase of the construction depth of underground engineering, deep complex geological environments such as ground stress increase, water inflow increase and the like are more and more obvious. Engineering practices show that water seepage possibly still occurs in the deep part of the mine kilometer deep well shaft after grouting, and the water seepage mainly comes from surface seepage of micro cracks of sandstone deposited in the deep part.
The common cement grout is difficult to seep water on a grouting plugging surface, while the superfine cement grout becomes a main grouting material for plugging water in micro cracks due to the green, low cost and small granularity, but the superfine cement grout is often agglomerated inevitably in the grout preparation process due to large particle surface ratio, so that the particles are overlarge in the grouting process, and the ideal grouting effect is difficult to achieve.
Therefore, agglomerated large cement particles must be filtered before pressurized grouting, and the grout particles can be ensured to meet the requirement of micro-crack grouting.
Disclosure of Invention
The invention discloses an ultrafine cement filter pump and a test method thereof, aiming at solving the technical problem of poor grouting effect caused by cement agglomeration in the slurry preparation process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a superfine cement filter pump comprises a pump body and a transmission control system arranged in the pump body; the pump body is externally provided with five pipe orifices which are respectively connected with the slurry outlet pipe, the slurry inlet pipe, the water discharge pipe and the two water inlet pipes; a cylindrical steel cylinder is arranged in the pump body, a metal rotary table is arranged at the bottom of the steel cylinder, four through holes for mounting a filtering device are formed in the steel cylinder, four drain holes and four grooves with different positions are formed in the periphery of the steel cylinder, the grooves are matched with a metal rod outside the steel cylinder, and the metal rod controls the action through a transmission control system; a transmission belt in the transmission control system is connected with a metal turntable, and an acrylic plate is obliquely arranged at the bottom of the pump body.
As a further preferred aspect of the present invention, a high pressure water gun nozzle is installed at one end of a nozzle of the pump body connected to the water inlet pipe.
As a further preferable mode of the present invention, a flow rate sensor is further installed on the mouth of the pump body connected with the slurry outlet pipe, and the flow rate sensor is connected with a transmission control system.
As a further optimization of the invention, the slurry outlet pipe, the slurry inlet pipe, the water outlet pipe and the water inlet pipe are all cloth-sandwiched rubber pipes, wherein the pipe diameters of the water outlet pipe and the water inlet pipe are both 20-40mm, and the pipe diameters of the slurry outlet pipe and the slurry inlet pipe are both 30-50 mm.
As a further optimization of the invention, the filtering device comprises filtering screens, the filtering screens are connected with two ends of the hole in a threaded mode, the filtering screen on one side of the slurry inlet pipe adopts a 10-18-mesh screen, and the filtering screen on one side of the slurry outlet pipe adopts a 140-mesh and 200-mesh screen.
As a further preferred aspect of the present invention, a spring joint is further disposed in the middle of the filter screen device, and the spring joint fixes the filter screen in the steel cylinder.
The invention also discloses a test method of the superfine cement filter pump, which adopts the superfine cement filter pump and specifically comprises the following steps:
(1) respectively connecting the superfine cement filter pump with a stirrer and a pressure pump, and adding the superfine cement and other ingredients into the stirrer for stirring;
(2) after the slurry is uniformly stirred, conveying the slurry into an ultrafine cement filter pump, and starting the ultrafine cement filter pump to work;
(3) when the flow rate sensor at the pump pipe orifice of the slurry outlet pipe detects that the flow rate of the liquid is lower than the rated flow rate, the transmission control system controls the rotating steel cylinder to switch to another filter screen;
(4) when the filter screen on the upper part of the superfine cement filter pump rotates downwards, a high-pressure water gun spray nozzle at one end of a pump body pipe orifice of a water inlet pipe on the lower part of the superfine cement filter pump is opened for flushing, aggregates on the filter screen of the filter device are flushed away by a high-pressure water gun, and the high-pressure water gun is closed after the water gun is flushed for 20 seconds;
(5) and (5) after grouting is finished, starting a cleaning mode, repeating the step (4), and stopping the operation of the superfine cement filter pump after the four filter screens are cleaned once.
The beneficial effect of the invention is that,
1. the filter screen in the filter device can be set with different screen hole sizes, so that the filter effect is ensured, and the flexibility is strong;
2. the filter pump continuously and effectively filters cement aggregates in the slurry and quickly and automatically cleans the filter screen, so that the slurry is filtered and the filter screen is cleaned simultaneously, the filtering efficiency is improved, the filter pump is ensured to continuously and effectively filter the cement aggregates in the slurry, the particle size of the injected slurry meets the requirement, and the water plugging rate is improved;
3. the water can be saved on the premise of ensuring that the filter screen can be washed clean by setting the washing time.
The invention has the advantages of simple structure, simple operation, convenient use, easy maintenance, convenient debugging and the like, has good sealing and durability, can replace filter screens with different sizes according to different grouting requirements, is suitable for the local grouting micropore water plugging of engineering sites and the micropore grouting in laboratories, and has great practical significance for the microcrack grouting water plugging engineering and experimental research.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first cross-sectional view of the present invention;
FIG. 3 is a second cross-sectional view of the present invention;
FIG. 4 is a schematic structural view of a steel cylinder according to the present invention;
FIG. 5 is a schematic view of a filter device according to the present invention;
FIG. 6 is a schematic cross-sectional view of a filter device according to the present invention.
Wherein, 1-pump body; 2-a flow rate sensor; 3-a slurry outlet pipe; 4-a transmission control system; 5-water inlet pipe; 6-high pressure water gun nozzle; 7-a slurry inlet pipe; 8-a drain pipe; 9-a drain hole; 10-a filtration device; 11-a metal turntable; 12-a groove; 13-a steel cylinder; 14-acrylic sheet; 15-a metal rod; 16-a transmission belt; 17-spring joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, an ultra-fine cement filter pump comprises a pump body 1 and a transmission control system 4 arranged inside the pump body 1; the pump body 1 is externally provided with five pipe orifices which are respectively connected with the slurry outlet pipe 3, the slurry inlet pipe 7, the water outlet pipe 8 and the two water inlet pipes 5; a cylindrical steel cylinder 13 is arranged inside the pump body 1, as shown in fig. 4, a metal rotary table 11 is mounted at the bottom of the steel cylinder 13, four through holes for mounting the filtering device 10 are formed in the steel cylinder 13, filtering nets of the filtering device 10 are fixed at two ends of the holes, four drain holes 9 and grooves 12 with different positions are formed in the periphery of the steel cylinder 13, the four drain holes 9 are respectively arranged near each groove 12, the grooves 12 are matched with a metal rod 15 outside the steel cylinder 13 and used for fixing the steel cylinder 13 to rotate to different positions so as to achieve the purpose of replacing the filtering nets, and the metal rod 15 controls the action through a transmission control system; the transmission belt 16 in the transmission control system 4 is connected with the metal turntable 11, the transmission belt 16 can pull the metal turntable 11 to rotate, the acrylic plate 14 is also obliquely installed at the bottom of the pump body 1, sewage is collected through the acrylic plate 14, and it is ensured that all water flowing out of the four water discharge holes 9 flows into the water discharge pipe 8.
Particularly, a high-pressure water gun nozzle 6 is installed at one end of the pipe orifice of the pump body 1 connected with the water inlet pipes 5, the two water inlet pipes 5 are joints with the same specification at two ends, and the high-pressure water gun can flush water on the filter screen in the filter device 10 to disperse cement aggregate on the reunion refilter screen.
Particularly, a flow velocity sensor 2 is further installed on a pipe orifice of the pump body 1 connected with the slurry outlet pipe 3, the flow velocity sensor 2 is connected with a transmission control system 4, the flow velocity sensor 2 transmits the flow velocity data of the liquid in the slurry outlet pipe 3 at any time, and the control system controls the steel cylinder 13 to rotate according to the transmitted flow velocity data so as to switch different filter screens.
Particularly, the slurry outlet pipe 3, the slurry inlet pipe 7, the water outlet pipe 8 and the water inlet pipe 5 are all made of cloth-sandwiched rubber pipes, wherein the pipe diameters of the water outlet pipe 8 and the water inlet pipe 5 are both 20-40mm, and the pipe diameters of the slurry outlet pipe 3 and the slurry inlet pipe 7 are both 30-50 mm.
Specifically, as shown in fig. 5 and 6, the filtering device 10 includes filtering nets, which are connected to both ends of the hole in a threaded manner, wherein the filtering net on the side of the slurry inlet pipe 7 is an 18-mesh filtering net, and the filtering net on the side of the slurry outlet pipe 3 is a 140-mesh filtering net.
In particular, the middle of the filter screen device is further provided with a spring joint 17, and the spring joint 17 fixes the filter screen in the steel cylinder 13, so that the filter device 10 is conveniently fixed in the steel cylinder 13.
The invention also discloses a test method of the superfine cement filter pump, which adopts the superfine cement filter pump and specifically comprises the following steps:
(1) respectively connecting the superfine cement filter pump with a stirrer and a pressure pump, and adding the superfine cement and other ingredients into the stirrer for stirring;
(2) after the slurry is uniformly stirred, conveying the slurry into an ultrafine cement filter pump, and starting the ultrafine cement filter pump to work;
(3) when the flow velocity sensor 2 at the opening of the pump body 1 of the slurry outlet pipe 3 detects that the liquid flow velocity is lower than the rated flow velocity, the transmission control system 4 controls the rotating steel cylinder 13 by a system, and then the other filter screen can be switched;
(4) when the filter screen on the upper part of the superfine cement filter pump rotates downwards, the high-pressure water gun spray head 6 at one end of the pipe orifice of the pump body 1 of the water inlet pipe 5 on the lower part of the superfine cement filter pump is opened for flushing, aggregates on the filter screen of the filter device 10 are flushed away by the high-pressure water gun, and the high-pressure water gun is closed after the water gun is flushed for 20 seconds;
(5) and (5) after grouting is finished, starting a cleaning mode, repeating the step (4), and stopping the operation of the superfine cement filter pump after the four filter screens are cleaned once.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (2)
1. The superfine cement filter pump is characterized by comprising a pump body and a transmission control system arranged in the pump body; the pump body is externally provided with five pipe orifices which are respectively connected with the slurry outlet pipe, the slurry inlet pipe, the water discharge pipe and the two water inlet pipes; a cylindrical steel cylinder is arranged in the pump body, a metal rotary table is arranged at the bottom of the steel cylinder, four through holes for mounting a filtering device are formed in the steel cylinder, four drain holes and four grooves with different positions are formed in the periphery of the steel cylinder, the grooves are matched with a metal rod outside the steel cylinder, and the metal rod controls the action through a transmission control system; a transmission belt in the transmission control system is connected with a metal turntable, and an acrylic plate is obliquely arranged at the bottom of the pump body;
a high-pressure water gun nozzle is mounted at one end of a pump body pipe orifice of the water inlet pipe;
a flow velocity sensor is also arranged on the opening of the pump body of the slurry outlet pipe and is connected with a transmission control system;
the filter device comprises filter screens, the filter screens are connected with two ends of the hole in a threaded mode, the filter screen on one side of the slurry inlet pipe adopts a 10-18-mesh screen, and the filter screen on one side of the slurry outlet pipe adopts a 140-and-200-mesh screen;
the middle part of the filtering device is also provided with a spring joint which fixes the filter screen in the steel cylinder;
the slurry outlet pipe, the slurry inlet pipe, the water outlet pipe and the water inlet pipe are all made of cloth-sandwiched rubber pipes, wherein the pipe diameters of the water outlet pipe and the water inlet pipe are both 20-40mm, and the pipe diameters of the slurry outlet pipe and the slurry inlet pipe are both 30-50 mm.
2. The test method of the superfine cement filter pump adopts the superfine cement filter pump as claimed in claim 1, and is characterized by comprising the following steps:
(1) respectively connecting the superfine cement filter pump with a stirrer and a pressure pump, and adding the superfine cement and other ingredients into the stirrer for stirring;
(2) after the slurry is uniformly stirred, conveying the slurry into an ultrafine cement filter pump, and starting the ultrafine cement filter pump to work;
(3) when the flow rate sensor at the pump pipe orifice of the slurry outlet pipe detects that the flow rate of the liquid is lower than the rated flow rate, the transmission control system controls the rotating steel cylinder to switch to another filter screen;
(4) when the filter screen on the upper part of the superfine cement filter pump rotates downwards, a high-pressure water gun spray nozzle at one end of a pump body pipe orifice of a water inlet pipe on the lower part of the superfine cement filter pump is opened for flushing, aggregates on the filter screen of the filter device are flushed away by a high-pressure water gun, and the high-pressure water gun is closed after the water gun is flushed for 20 seconds;
(5) and (5) after grouting is finished, starting a cleaning mode and repeating the step (4), and stopping the operation of the superfine cement filter pump after the four filter screens are cleaned once.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911138281.6A CN111059059B (en) | 2019-11-20 | 2019-11-20 | Superfine cement filter pump and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911138281.6A CN111059059B (en) | 2019-11-20 | 2019-11-20 | Superfine cement filter pump and test method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111059059A CN111059059A (en) | 2020-04-24 |
| CN111059059B true CN111059059B (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911138281.6A Expired - Fee Related CN111059059B (en) | 2019-11-20 | 2019-11-20 | Superfine cement filter pump and test method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111059059B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200980975Y (en) * | 2006-09-06 | 2007-11-28 | 西安森兰科贸有限责任公司 | Colloid slurry filter used for coal mine fireproof and extinguishing |
| CN104922963A (en) * | 2015-06-18 | 2015-09-23 | 四川欧迅能源工程科技有限公司 | Technical method adopting ultrasonic wave ceramic filter separating device for filtering drilling mud |
| CN108553992A (en) * | 2018-05-16 | 2018-09-21 | 吴金阳 | A kind of water treatment filter of automatic cleaning impurity |
| CN108579185A (en) * | 2018-04-27 | 2018-09-28 | 广东知识城运营服务有限公司 | A kind of sewage water filtration valve |
| CN110425147A (en) * | 2019-08-16 | 2019-11-08 | 山东中探机械有限公司 | A kind of slush pump slurries recovery system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11105333B2 (en) * | 2015-01-26 | 2021-08-31 | Pemberton Patents Llc | Double suction pump |
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2019
- 2019-11-20 CN CN201911138281.6A patent/CN111059059B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200980975Y (en) * | 2006-09-06 | 2007-11-28 | 西安森兰科贸有限责任公司 | Colloid slurry filter used for coal mine fireproof and extinguishing |
| CN104922963A (en) * | 2015-06-18 | 2015-09-23 | 四川欧迅能源工程科技有限公司 | Technical method adopting ultrasonic wave ceramic filter separating device for filtering drilling mud |
| CN108579185A (en) * | 2018-04-27 | 2018-09-28 | 广东知识城运营服务有限公司 | A kind of sewage water filtration valve |
| CN108553992A (en) * | 2018-05-16 | 2018-09-21 | 吴金阳 | A kind of water treatment filter of automatic cleaning impurity |
| CN110425147A (en) * | 2019-08-16 | 2019-11-08 | 山东中探机械有限公司 | A kind of slush pump slurries recovery system and method |
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| CN111059059A (en) | 2020-04-24 |
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Granted publication date: 20210827 |