CN105840447A - Manual and pneumatic dual-purpose hole-sealing grouting pump and using method thereof - Google Patents
Manual and pneumatic dual-purpose hole-sealing grouting pump and using method thereof Download PDFInfo
- Publication number
- CN105840447A CN105840447A CN201610215575.4A CN201610215575A CN105840447A CN 105840447 A CN105840447 A CN 105840447A CN 201610215575 A CN201610215575 A CN 201610215575A CN 105840447 A CN105840447 A CN 105840447A
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- Prior art keywords
- bar
- grouting
- manual
- slip casting
- cylinder
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 239000011440 grout Substances 0.000 claims abstract description 14
- 238000007569 slipcasting Methods 0.000 claims description 31
- 238000006073 displacement reaction Methods 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000005553 drilling Methods 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000005336 cracking Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
- F04B9/125—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/14—Pumps characterised by muscle-power operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Piles And Underground Anchors (AREA)
Abstract
A manual and pneumatic dual-purpose hole-sealing grouting pump comprises a base, a plunger pump, a manual grouting mechanism and a pneumatic grouting mechanism. Handles are arranged at the left end and the right end of the base correspondingly. The plunger pump is horizontally and transversely arranged on the left side of the base in the left-right direction through a first support. The plunger pump comprises a plunger rod and a plunger pump body arranged on the first support, and the plunger rod horizontally slides leftwards to be inserted into the plunger pump body. The right end of the plunger rod is sleeved with a connecting ring. A grout inlet pipe connector and a grout outlet pipe connector are arranged on the plunger pump body. The manual grouting mechanism comprises a cranking rod, a cracking frame, a pulling rod and branched rods, wherein the number of the branched rods is two, the two branched rods are arranged side by side in the front-back direction, the upper ends of the two branched rods are connected to form a U-shaped structure, and the lower end of the cranking rod is fixedly connected with the joint of the two branched rods. The manual and pneumatic dual-purpose hole-sealing grouting pump is reasonable in structure, easy to operate, low in weight, small in size, convenient to move, good in market prospect and easy to popularize, and the grouting speed is stable.
Description
Technical field
The invention belongs to drilling and sealing technical field under mine, be specifically related to a kind of manual and pneumatic dual-purpose hole-sealing grouting pump and using method thereof.
Background technology
In coal mine gas drainage works, sealing quality is the key factor affecting extracting result, it is known that, injection hole sealing is simple to operate due to it, the amount of labour is little, sealing of hole speed is fast, the advantages such as sealing of hole is effective, achieve in colliery is applied and be widely applied, and in injection hole sealing, need to use grouting pump, the grouting pump commonly used both at home and abroad at present has three classes, electronic grouting pump, Manual grouting pump and Pneumatic grouting pump, electronic grouting pump body weight is big, it is not easy to mobile, and electricity is as power, safety coefficient is low, Pneumatic grouting pump uses easily blocking, homogenous slurry degree is required height, when blast is inadequate, use is restricted, Manual grouting pump injection speed is slow, labour intensity is big, for the problems referred to above, how to improve existing grouting pump, become the key issue needing solution badly.
Summary of the invention
The present invention is to solve weak point of the prior art, it is provided that a kind of manual and pneumatic dual-purpose hole-sealing grouting pump and using method thereof being easy to move, labour intensity is little, safe and reliable.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that manual and pneumatic dual-purpose hole-sealing grouting pump includes base, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism；Base left end and right-hand member are equipped with hand handle, plunger displacement pump is horizontal in chassis left side by the first support level in left-right direction, plunger displacement pump includes plunger rod and the plunges pump body being located on the first support, plunger rod level is slided to the left and is plugged in plunges pump body, plunger rod right-hand member is arranged with connection ring, and plunges pump body is provided with pulp-inlet pipe joint and grout outlet joint；
Manual slip casting mechanism includes rocking bar, reel cage, pull bar and branch's bar, branch's bar is provided with two and is arranged side by side along the longitudinal direction, Liang Ge branch bar upper end connects formation U-shape structure, rocking bar lower end is fixing with the junction of Liang Ge branch bar to be connected, the lower end of Liang Ge branch bar is hinged by bearing pin and the first support, two pull bars are respectively provided at the front and back of plunges pump body, the middle part of each branch bar is all corresponding hinged with the left end of homonymy pull bar, reel cage external form is oval ring-like frame structure, reel cage level is located at around plunger displacement pump, front side and rear side in the middle part of reel cage are hinged with the right-hand member of a pull bar respectively, the right-hand member of reel cage fixes connection with being connected ring；
Wind-driving grouting mechanism includes cylinder and for controlling the control valve of cylinder action, cylinder is horizontal on the right side of base by the second support level, cylinder includes cylinder body and reciprocating air cylinder bar, and reciprocating air cylinder bar level is connected with plunger rod right-hand member by connector to the right, and cylinder control valve sets on the secondary support bracket.
Also include protective cover, protective cover top offers the breach rotated for rocking bar, and protective cover includes that two cases, two cases are symmetrically arranged at both sides before and after base, the bottom of two cases respectively with base before and after side hinged, one of them case is provided with the circular hole passed through for grout outlet joint；Being equipped with screwed hole on two cases, and two cases are connected by the bolt being located in screwed hole, when two cases merge and connect, base, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism are respectively positioned on inside protective cover.
The manual using method with pneumatic dual-purpose hole-sealing grouting pump, comprises the following steps:
(1) first select slip casting power source according to job location situation, when implementing operation, be typically chosen wind-driving grouting mechanism as main power source, with manual slip casting mechanism as back-up power source, when blast not or uses by limited time, start manual slip casting mechanism；
(2) suction tube being connected with pulp-inlet pipe joint is put into mixer, the discharge nozzle being connected with grout outlet joint is put in mash gas pumping drilling hole sealing device simultaneously；
(3) slip casting of wind-driving grouting mechanism is used: start cylinder control valve, reciprocating air cylinder bar moves reciprocatingly in the cylinder body of cylinder, reciprocating air cylinder bar drives plunger rod to move reciprocatingly by connector, plunger rod drives the grout outlet joint from plunges pump body of the slurries in plunges pump body to be flowed in mash gas pumping drilling hole sealing device, after reaching grouting pressure, complete injection hole sealing；When blast not or uses by limited time, use the slip casting of manual slip casting mechanism: first pass through dismounting connector separation reciprocating air cylinder bar and plunger rod, then shake rocking bar is for several times, rocking bar drives pull bar to move reciprocatingly by Liang Ge branch bar, pull bar is connected with reel cage, and reel cage pulls plunger rod to move reciprocatingly by connecting ring, thus drives plunger displacement pump extraction slurries in mash gas pumping drilling hole sealing device, after reaching grouting pressure, complete injection hole sealing.
The method have the advantages that
When implementing operation, the present invention is driven to groundwork mode with wind-driving grouting mechanism, when blast not or uses by limited time, can select manual slip casting mechanism is stand-by power source, the double dynamical driving plunger displacement pump operation of manual slip casting mechanism and wind-driving grouting mechanism can also be selected simultaneously, existing problem can be solved, it is ensured that stablizing of slip casting speed, labour intensity is little, is not limited by occasion；
Base, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism are wrapped up therein by protective cover; prevent dust chip and the hard grains of sand etc. from entering in plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism; due to the mechanism above base mostly use hinged, the mode such as be slidably connected; mechanism above base will certainly be caused damage by dust chip and the hard grains of sand, and protective cover well protects internal mechanism；Base two ends are provided with hand being easy to move the present invention；.
In sum, present configuration is reasonable, simple to operate, slip casting rate stabilization and little being easy to of lightweight are moved, and market prospects are good, it is easy to promote.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
As it is shown in figure 1, the manual and pneumatic dual-purpose hole-sealing grouting pump of the present invention, including base 1, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism；Base 1 is horizontally disposed with in left-right direction, base 1 left end and right-hand member are equipped with hand 2, plunger displacement pump includes plunger rod 3 and plunges pump body 4, plunger displacement pump is horizontal on the left of base 1 by the first support 5 level in left-right direction, plunger rod 3 level is slided to the left and is plugged in plunges pump body 4, and plunges pump body 4 is provided with pulp-inlet pipe joint 6 and grout outlet joint 7；
Manual slip casting mechanism includes rocking bar 8, reel cage 9 and pull bar 10, branch's bar 11 that rocking bar 8 lower end is symmetrical before and after being provided with two, Liang Ge branch bar 11 and rocking bar 8 form inverted y-type structure, Liang Ge branch bar 11 and rocking bar 8 can be structure as a whole, the lower end of Liang Ge branch bar 11 is hinged with the first support 5 by bearing pin 12, the middle part of Liang Ge branch bar 11 is hinged with two pull bar 10 left ends respectively, two pull bars 10 are symmetrically arranged at side before and after plunges pump body 4, reel cage 9 external form is oval ring-like framework, reel cage 9 level is located at around plunger displacement pump, the middle part of reel cage 9 is hinged with the right-hand member of two pull bars 10 respectively, the right-hand member of reel cage 9 is connected with plunger rod 3 by the connection ring 13 being set on plunger rod 3；
Wind-driving grouting mechanism includes cylinder and cylinder control valve 14, cylinder is horizontal on the right side of base 1 by the second support 15 level, cylinder includes cylinder body 16 and reciprocating air cylinder bar 17, reciprocating air cylinder bar 17 level is connected with plunger rod 3 right-hand member by connector 18 to the right, and cylinder control valve 14 is located on the second support 15.
Manually also include protective cover with pneumatic dual-purpose hole-sealing grouting pump, protective cover top offers the breach 22 rotated for rocking bar 8, protective cover includes two cases 20, two cases 20 are symmetrically arranged at both sides before and after base 1, the bottom of two cases 20 is hinged with base 1 side front and back respectively, and one of them case 20 is provided with the circular hole 21 passed through for grout outlet joint 7；It is equipped with screwed hole 23 on two cases 20, and two cases 20 connect (bolt is prior art standarized component) by the bolt being located in screwed hole 23, when two cases 20 merge and connect, base 1, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism are respectively positioned on inside protective cover.
Use technique scheme, the specific works process of the present invention is: first the plunger displacement pump of the present invention can be selected for manual slip casting mechanism or wind-driving grouting mechanism drives, or select manual slip casting mechanism and wind-driving grouting mechanism to drive simultaneously, when implementing operation, it is driven to groundwork mode with wind-driving grouting mechanism, originates for stand-by power with manual slip casting mechanism；Concrete operations are crossed referred to as: when carrying out gas pumping sealing of hole under ore deposit, selecting wind-driving grouting mechanism is type of drive, first the suction tube being connected with pulp-inlet pipe joint 6 is put into mixer, and the discharge nozzle being connected with grout outlet joint 7 is injected into gas drilling position, start cylinder control valve 14, reciprocating air cylinder bar 17 moves reciprocatingly in the cylinder body 16 of cylinder, reciprocating air cylinder bar 17 drives plunger rod 3 to move reciprocatingly by connector 18, plunger rod 3 drives the slurries in plunges pump body 4, slurries grout outlet joint 7 from plunges pump body 4 is flowed in mash gas pumping drilling hole sealing device, after reaching grouting pressure, complete injection hole sealing；Mash gas pumping drilling hole sealing device is conventional prior, no longer describes in detail.
When blast not or uses by limited time, can be selected for manual slip casting mechanism and drive plunger displacement pump, specific works process is: first passes through dismounting connector 18 and separates reciprocating air cylinder bar 17 and plunger rod 3, then shake rocking bar 8 is for several times, rocking bar 8 drives Liang Ge branch bar 11, Liang Ge branch bar 11 drives pull bar 10 to move reciprocatingly, pull bar 10 is hinged with reel cage 9, reel cage 9 pulls plunger rod 3 to move reciprocatingly by connecting ring 13, thus drive plunger displacement pump, plunger displacement pump extraction chemical pulp, to gas drilling position, after reaching grouting pressure, completes injection hole sealing.
The shape of the present invention, material, structure etc. are not made any pro forma restriction by the present embodiment; every any simple modification, equivalent variations and modification made above example according to the technical spirit of the present invention, belongs to the protection domain of technical solution of the present invention.
Claims (3)
1. manually with pneumatic dual-purpose hole-sealing grouting pump, it is characterised in that: include base, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism；Base left end and right-hand member are equipped with hand handle, plunger displacement pump is horizontal in chassis left side by the first support level in left-right direction, plunger displacement pump includes plunger rod and the plunges pump body being located on the first support, plunger rod level is slided to the left and is plugged in plunges pump body, plunger rod right-hand member is arranged with connection ring, and plunges pump body is provided with pulp-inlet pipe joint and grout outlet joint；
Manual slip casting mechanism includes rocking bar, reel cage, pull bar and branch's bar, branch's bar is provided with two and is arranged side by side along the longitudinal direction, Liang Ge branch bar upper end connects formation U-shape structure, rocking bar lower end is fixing with the junction of Liang Ge branch bar to be connected, the lower end of Liang Ge branch bar is hinged by bearing pin and the first support, two pull bars are respectively provided at the front and back of plunges pump body, the middle part of each branch bar is all corresponding hinged with the left end of homonymy pull bar, reel cage external form is oval ring-like frame structure, reel cage level is located at around plunger displacement pump, front side and rear side in the middle part of reel cage are hinged with the right-hand member of a pull bar respectively, the right-hand member of reel cage fixes connection with being connected ring；
Wind-driving grouting mechanism includes cylinder and for controlling the control valve of cylinder action, cylinder is horizontal on the right side of base by the second support level, cylinder includes cylinder body and reciprocating air cylinder bar, and reciprocating air cylinder bar level is connected with plunger rod right-hand member by connector to the right, and cylinder control valve sets on the secondary support bracket.
The most according to claim 1 manually with pneumatic dual-purpose hole-sealing grouting pump, it is characterized in that: also include protective cover, protective cover top offers the breach rotated for rocking bar, protective cover includes two cases, two cases are symmetrically arranged at both sides before and after base, the bottom of two cases respectively with base before and after side hinged, one of them case is provided with the circular hole passed through for grout outlet joint；Being equipped with screwed hole on two cases, and two cases are connected by the bolt being located in screwed hole, when two cases merge and connect, base, plunger displacement pump, manual slip casting mechanism and wind-driving grouting mechanism are respectively positioned on inside protective cover.
The manual using method with pneumatic dual-purpose hole-sealing grouting pump the most according to claim 2, it is characterised in that: comprise the following steps:
(1) first select slip casting power source according to job location situation, when implementing operation, be typically chosen wind-driving grouting mechanism as main power source, with manual slip casting mechanism as back-up power source, when blast not or uses by limited time, start manual slip casting mechanism；
(2) suction tube being connected with pulp-inlet pipe joint is put into mixer, the discharge nozzle being connected with grout outlet joint is put in mash gas pumping drilling hole sealing device simultaneously；
(3) slip casting of wind-driving grouting mechanism is used: start cylinder control valve, reciprocating air cylinder bar moves reciprocatingly in the cylinder body of cylinder, reciprocating air cylinder bar drives plunger rod to move reciprocatingly by connector, plunger rod drives the grout outlet joint from plunges pump body of the slurries in plunges pump body to be flowed in mash gas pumping drilling hole sealing device, after reaching grouting pressure, complete injection hole sealing；When blast not or uses by limited time, use the slip casting of manual slip casting mechanism: first pass through dismounting connector separation reciprocating air cylinder bar and plunger rod, then shake rocking bar is for several times, rocking bar drives pull bar to move reciprocatingly by Liang Ge branch bar, pull bar is connected with reel cage, and reel cage pulls plunger rod to move reciprocatingly by connecting ring, thus drives plunger displacement pump extraction slurries in mash gas pumping drilling hole sealing device, after reaching grouting pressure, complete injection hole sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610215575.4A CN105840447B (en) | 2016-04-08 | 2016-04-08 | Manually with pneumatic dual-purpose hole-sealing grouting pump and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610215575.4A CN105840447B (en) | 2016-04-08 | 2016-04-08 | Manually with pneumatic dual-purpose hole-sealing grouting pump and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840447A true CN105840447A (en) | 2016-08-10 |
| CN105840447B CN105840447B (en) | 2017-11-17 |
Family
ID=56596993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610215575.4A Expired - Fee Related CN105840447B (en) | 2016-04-08 | 2016-04-08 | Manually with pneumatic dual-purpose hole-sealing grouting pump and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105840447B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026628A (en) * | 2018-08-23 | 2018-12-18 | 中煤第五建设有限公司 | Gas drainage holes hole-sealing grouting pump improved equipment and method in a kind of tunnel |
| CN112145388A (en) * | 2020-09-21 | 2020-12-29 | 河南理工大学 | Double-acting grouting pump with variable-diameter plunger |
| CN118049354A (en) * | 2024-04-16 | 2024-05-17 | 徐州和盛矿业科技有限公司 | Movable combined mining pneumatic grouting pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203313A (en) * | 1997-06-20 | 1998-12-30 | 刘清海 | Wind-force air-pressure water pump |
| JP2004316511A (en) * | 2003-04-15 | 2004-11-11 | Shinshichiro Suzuki | Grout pump device |
| CN202417423U (en) * | 2012-01-11 | 2012-09-05 | 中国矿业大学 | Mining double-liquid grouting pump |
| CN202628419U (en) * | 2012-05-11 | 2012-12-26 | 常州双江机械科技有限公司 | Pneumatic manual integrated hydraulic pump |
| CN202645919U (en) * | 2011-12-02 | 2013-01-02 | 郑州成泰化工设备有限公司 | Pneumatic hole-sealing pump |
-
2016
- 2016-04-08 CN CN201610215575.4A patent/CN105840447B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203313A (en) * | 1997-06-20 | 1998-12-30 | 刘清海 | Wind-force air-pressure water pump |
| JP2004316511A (en) * | 2003-04-15 | 2004-11-11 | Shinshichiro Suzuki | Grout pump device |
| CN202645919U (en) * | 2011-12-02 | 2013-01-02 | 郑州成泰化工设备有限公司 | Pneumatic hole-sealing pump |
| CN202417423U (en) * | 2012-01-11 | 2012-09-05 | 中国矿业大学 | Mining double-liquid grouting pump |
| CN202628419U (en) * | 2012-05-11 | 2012-12-26 | 常州双江机械科技有限公司 | Pneumatic manual integrated hydraulic pump |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026628A (en) * | 2018-08-23 | 2018-12-18 | 中煤第五建设有限公司 | Gas drainage holes hole-sealing grouting pump improved equipment and method in a kind of tunnel |
| CN112145388A (en) * | 2020-09-21 | 2020-12-29 | 河南理工大学 | Double-acting grouting pump with variable-diameter plunger |
| CN118049354A (en) * | 2024-04-16 | 2024-05-17 | 徐州和盛矿业科技有限公司 | Movable combined mining pneumatic grouting pump |
| CN118049354B (en) * | 2024-04-16 | 2024-06-14 | 徐州和盛矿业科技有限公司 | Movable combined mining pneumatic grouting pump |
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| Publication number | Publication date |
|---|---|
| CN105840447B (en) | 2017-11-17 |
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