CN113803230A - Intelligent double-liquid grouting pump and working method - Google Patents
Intelligent double-liquid grouting pump and working method Download PDFInfo
- Publication number
- CN113803230A CN113803230A CN202111116078.6A CN202111116078A CN113803230A CN 113803230 A CN113803230 A CN 113803230A CN 202111116078 A CN202111116078 A CN 202111116078A CN 113803230 A CN113803230 A CN 113803230A
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- grouting
- rose box
- module
- grouting pump
- slurry
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 title claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 35
- 238000012545 processing Methods 0.000 claims abstract description 23
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 241000220317 Rosa Species 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000010405 clearance mechanism Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000008400 supply water Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000007569 slipcasting Methods 0.000 description 8
- 238000005457 optimization Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution 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
- 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
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- 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
- F04B53/20—Filtering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses an intelligent double-liquid grouting pump which comprises a grouting pump body, wherein the grouting pump body comprises a controller and a grouting module, the input end of the grouting module is communicated with a filter box, a filter element is fixedly connected inside the filter box, the input end of the grouting module penetrates through the filter box and is mutually communicated with the surface of the filter element, the bottom of the left side of the filter box is communicated with a grouting pipe, one end, far away from the filter box, of the grouting pipe is communicated with a feeder, a cleaning mechanism is arranged inside the filter box, and a central processing unit is arranged inside the grouting pump body. According to the invention, the filter element is arranged at the input end of the grouting module, so that the slurry can be filtered, mud blocks in the slurry are reduced, the grouting module is prevented from being blocked by the slurry, and the problems that the existing grouting pump is single in structure and function, does not have the effect of filtering the slurry, is easy to block in the use process and seriously affects the operation stability of the machine are solved.
Description
Technical Field
The invention relates to the technical field of grouting pumps, in particular to an intelligent double-liquid grouting pump and a working method.
Background
In order to avoid the phenomenon that the bored concrete pile appears collapsing in the processing procedure, need pour the mud through the grouting pump toward the inside of bored concrete pile and suck the mud system through taking out the sand and take out the mud after the bored concrete pile construction finishes at the pile driving in-process, but current grouting pump structure and function are comparatively single, do not possess and carry out filterable effect to mud, appear the phenomenon of jam easily in the use, seriously influenced machine operating stability.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide an intelligent double-liquid grouting pump and a working method thereof, which have the advantage of filtering slurry and solve the problems that the existing grouting pump has a single structure and function, does not have the effect of filtering slurry, is easy to block in the using process and seriously affects the running stability of a machine.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent double-liquid grouting pump comprises a grouting pump body;
the grouting pump body includes controller and slip casting module, the input intercommunication of slip casting module has the rose box, the inside fixedly connected with filter core of rose box, the input of slip casting module run through the rose box and communicate each other with the surface of filter core, the left bottom intercommunication of rose box has the notes material pipe, the one end intercommunication that the rose box was kept away from to the notes material pipe has the feeder, the inside of rose box is provided with clearance mechanism.
Preferably, the central processing unit is installed inside the grouting pump body, the output end of the central processing unit is electrically connected with the detection unit in a bidirectional mode, the detection unit comprises a pressure detection module and a flow detection module, and the output end of the detection unit is communicated with the grouting module.
Preferably, the output end of the central processing unit is electrically connected with a comparison unit in a bidirectional manner, the output end of the comparison unit is electrically connected with a storage unit in a bidirectional manner, and the central processing unit is electrically connected with the controller.
Preferably, the output end of the central processing unit is bidirectionally and electrically connected with a wireless transceiver module, and the output end of the wireless transceiver module is bidirectionally and electrically connected with the input end of the monitoring platform.
Preferably, the cleaning mechanism comprises an annular pipe arranged on the surface of the filter element in a surrounding mode, the two sides of the bottom of the annular pipe are communicated with the spray heads, the left side of the annular pipe is communicated with a water inlet pipe, the left end of the water inlet pipe penetrates through the filter box and extends to the left side of the filter box, a support is fixedly connected to the inside of the annular pipe, and one side, far away from the annular pipe, of the support is fixedly connected with the surface of the filter element.
Preferably, a push switch is fixedly connected to the right side of the inner wall of the filter box, the push switch is electrically connected to the feeder, a floating block floats in the filter box, a squeezing frame is fixedly connected to the top of the floating block, and the top of the squeezing frame is in contact with the bottom of the push switch.
Preferably, the right side of the extrusion frame is provided with an adjusting groove, a bolt is arranged inside the extrusion frame, the right end of the bolt sequentially penetrates through the adjusting groove and the filter box and extends into the filter box, and the filter box is in threaded connection with the bolt.
An intelligent double-liquid grouting pump working method comprises the following steps:
s1: the slurry is injected into the filter box through the feeder, and the slurry after being filtered by the filter element is extracted and guided by the slurry injection module and is injected into the cast-in-place pile;
s2: the detection unit can detect the running state data of the grouting module in real time and compare the running state data with the data stored in the storage unit in advance by using the comparison unit, and when the pressure or the flow rate exceeds the standard, the central processing unit controls the grouting module to change the power by using the controller;
s3: the floating block in the filter box can monitor the slurry level, when the slurry amount exceeds the standard, the floating block can extrude the push switch by using the extrusion frame, and the feeder is closed by the push switch;
s4: when needs are cleared up to rose box inside, supply water to the inside of ring pipe through the inlet tube, the ring pipe utilizes the shower nozzle to wash rose box and filter core, and the mud that washes can be arranged to the outside of rose box through annotating the material pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the filter element is arranged at the input end of the grouting module, so that the slurry can be filtered, mud blocks in the slurry are reduced, the grouting module is prevented from being blocked by the slurry, and the problems that the existing grouting pump is single in structure and function, does not have the effect of filtering the slurry, is easy to block in the use process and seriously affects the operation stability of the machine are solved.
2. The invention can monitor the running state of the grouting module in real time by arranging the central processing unit and the detection unit, thereby improving the intelligent degree of the grouting module.
3. According to the grouting pump body, the comparison unit and the storage unit are arranged, so that the grouting pump body has an automatic frequency conversion effect, and the operation safety of the grouting pump body is improved.
4. According to the grouting pump body, the wireless receiving and transmitting module is arranged, so that a user can conveniently and remotely control the grouting pump body, and the application range of the grouting pump body is widened.
5. By arranging the annular pipe, the spray head and the water inlet pipe, a user can clean the interior of the filter box conveniently, and the use difficulty of the filter box is reduced.
6. According to the invention, by arranging the bracket, the press switch, the floating block and the extrusion frame, the effect of monitoring and controlling the content of the slurry in the filter box can be achieved, and the phenomenon of excessive slurry accumulation is prevented.
7. According to the invention, the extrusion frame can be limited by arranging the adjusting groove and the bolt, so that the lifting stability of the extrusion frame is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional front view of a partial structure of the present invention;
FIG. 3 is a schematic diagram of the system of the present invention;
FIG. 4 is a schematic top view of a portion of the present invention;
FIG. 5 is a perspective view of a portion of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a grouting pump body; 2. a controller; 3. a grouting module; 4. a filter box; 5. a filter element; 6. a material injection pipe; 7. a feeder; 8. a central processing unit; 9. a detection unit; 10. a pressure detection module; 11. a flow detection module; 12. a comparison unit; 13. a storage unit; 14. a wireless transceiver module; 15. an annular tube; 16. a spray head; 17. a water inlet pipe; 18. a support; 19. a push switch; 20. floating blocks; 21. extruding the frame; 22. an adjustment groove; 23. and (4) bolts.
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 to 6, the intelligent dual-fluid grouting pump provided by the invention comprises a grouting pump body 1;
Referring to fig. 3, the inside mounting of grouting pump body 1 has central processing unit 8, and central processing unit 8's the two-way electricity of output is connected with detecting element 9, and detecting element 9 includes pressure detection module 10 and flow detection module 11, and detecting element 9's output and grouting module 3 communicate each other.
As a technical optimization scheme of the invention, the running state of the grouting module 3 can be monitored in real time by arranging the central processing unit 8 and the detection unit 9, so that the intelligent degree of the grouting module 3 is improved.
Referring to fig. 3, the output terminal of the central processing unit 8 is electrically connected to the comparison unit 12 in both directions, the output terminal of the comparison unit 12 is electrically connected to the storage unit 13 in both directions, and the central processing unit 8 is electrically connected to the controller 2.
As a technical optimization scheme of the invention, the grouting pump body 1 can have an automatic frequency conversion effect by arranging the comparison unit 12 and the storage unit 13, and the operation safety of the grouting pump body 1 is improved.
Referring to fig. 3, the output end of the central processing unit 8 is electrically connected to the wireless transceiver module 14 in both directions, and the output end of the wireless transceiver module 14 is electrically connected to the input end of the monitoring platform in both directions.
As a technical optimization scheme of the invention, by arranging the wireless transceiver module 14, a user can conveniently and remotely control the grouting pump body 1, and the application range of the grouting pump body 1 is widened.
Referring to fig. 2, the cleaning mechanism comprises a ring pipe 15 arranged on the surface of the filter element 5 in a surrounding manner, both sides of the bottom of the ring pipe 15 are communicated with spray heads 16, the left side of the ring pipe 15 is communicated with a water inlet pipe 17, the left end of the water inlet pipe 17 penetrates through the filter box 4 and extends to the left side of the filter box 4, a support 18 is fixedly connected to the inside of the ring pipe 15, and one side, far away from the ring pipe 15, of the support 18 is fixedly connected with the surface of the filter element 5.
As a technical optimization scheme of the invention, by arranging the annular pipe 15, the spray head 16 and the water inlet pipe 17, a user can conveniently clean the inside of the filter box 4, and the use difficulty of the filter box 4 is reduced.
Referring to fig. 6, a push switch 19 is fixedly connected to the right side of the inner wall of the filter tank 4, the push switch 19 is electrically connected to the feeder 7, a floating block 20 floats in the filter tank 4, a pressing frame 21 is fixedly connected to the top of the floating block 20, and the top of the pressing frame 21 contacts with the bottom of the push switch 19.
As a technical optimization scheme of the invention, the bracket 18, the press switch 19, the floating block 20 and the extrusion frame 21 are arranged, so that the effect of monitoring and controlling the content of the slurry in the filter tank 4 can be achieved, and the phenomenon of excessive slurry accumulation can be prevented.
Referring to fig. 6, an adjusting groove 22 is formed in the right side of the extrusion frame 21, a bolt 23 is arranged inside the extrusion frame 21, the right end of the bolt 23 sequentially penetrates through the adjusting groove 22 and the filter box 4 and extends into the filter box 4, and the filter box 4 is in threaded connection with the bolt 23.
As a technical optimization scheme of the invention, the extrusion frame 21 can be limited by arranging the adjusting groove 22 and the bolt 23, so that the lifting stability of the extrusion frame 21 is improved.
Referring to fig. 1, an operating method of an intelligent dual-fluid grouting pump includes the following steps:
s1: slurry is injected into the filter box 4 through the feeder 7, and the slurry filtered by the filter element 5 is extracted and guided by the grouting module 3 and is injected into the cast-in-place pile;
s2: the detection unit 9 can detect the running state data of the grouting module 3 in real time and compare the running state data with the data stored in the storage unit 13 in advance by using the comparison unit 12, and when the pressure or the flow rate exceeds the standard, the central processing unit 8 controls the grouting module 3 to change the power by using the controller 2;
s3: the floating block 20 in the filter tank 4 can monitor the slurry level, when the slurry amount exceeds the standard, the floating block 20 can utilize the extrusion frame 21 to extrude the push switch 19, and the push switch 19 closes the feeder 7;
s4: when needs are cleared up the inside of rose box 4, supply water to the inside of ring pipe 15 through inlet tube 17, ring pipe 15 utilizes shower nozzle 16 to wash rose box 4 and filter core 5, and the mud that passes through washing can be arranged to the outside of rose box 4 through annotating material pipe 6.
The working principle and the using process of the invention are as follows: when the slurry pump is used, a user injects slurry into the filter box 4 through the feeder 7, the grouting module 3 extracts and guides the slurry filtered by the filter element 5 and injects the slurry into the cast-in-place pile, the detection unit 9 detects the running state data of the grouting module 3 in real time and compares the running state data with the data prestored in the storage unit 13 through the comparison unit 12, when the pressure or the flow rate exceeds the standard, the central processor 8 controls the grouting module 3 through the controller 2 to change the power, the running stability of the slurry pump body 1 is improved, when the slurry in the filter box 4 exceeds the standard, the floating block 20 at the top of the slurry extrudes the press switch 19 through the extrusion frame 21, the press switch 19 closes the feeder 7, the phenomenon of slurry excess can be avoided, when the interior of the filter box 4 needs to be cleaned, water is supplied into the annular pipe 15 through the water inlet pipe 17, the annular pipe 15 utilizes the shower nozzle 16 to wash rose box 4 and filter core 5, and the mud that washes can be discharged to the outside of rose box 4 through annotating material pipe 6, avoids mud to appear the phenomenon of jam because of solidifying.
In summary, the following steps: this intelligence biliquid grouting pump and working method sets up filter core 5 through the input at slip casting module 3, can filter mud, reduces the inside mud piece of mud, avoids mud to block up slip casting module 3, has solved current grouting pump structure and function comparatively singleness, does not possess and carries out filterable effect to mud, appears the phenomenon of jam easily in the use, has seriously influenced machine operating stability's problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An intelligent double-liquid grouting pump comprises a grouting pump body (1);
the method is characterized in that: grouting pump body (1) includes controller (2) and grouting module (3), the input intercommunication of grouting module (3) has rose box (4), the inside fixedly connected with filter core (5) of rose box (4), the input of grouting module (3) run through rose box (4) and communicate each other with the surface of filter core (5), the left bottom intercommunication of rose box (4) has notes material pipe (6), the one end intercommunication that rose box (4) were kept away from in notes material pipe (6) has feeder (7), the inside of rose box (4) is provided with clearance mechanism.
2. The intelligent double-liquid grouting pump according to claim 1, characterized in that: the internally mounted of grouting pump body (1) has central processing unit (8), the two-way electricity of output of central processing unit (8) is connected with detecting element (9), detecting element (9) include pressure detection module (10) and flow detection module (11), the output and grouting module (3) of detecting element (9) communicate each other.
3. The intelligent double-liquid grouting pump according to claim 2, characterized in that: the output end of the central processing unit (8) is electrically connected with a comparison unit (12) in a bidirectional mode, the output end of the comparison unit (12) is electrically connected with a storage unit (13) in a bidirectional mode, and the central processing unit (8) is electrically connected with the controller (2).
4. The intelligent double-liquid grouting pump according to claim 2, characterized in that: the output end of the central processing unit (8) is bidirectionally and electrically connected with a wireless transceiver module (14), and the output end of the wireless transceiver module (14) is bidirectionally and electrically connected with the input end of the monitoring platform.
5. The intelligent double-liquid grouting pump according to claim 1, characterized in that: clean mechanism is including encircleing annular tube (15) that sets up on filter core (5) surface, the both sides of annular tube (15) bottom all communicate there is shower nozzle (16), the left side intercommunication of annular tube (15) has inlet tube (17), the left end of inlet tube (17) runs through rose box (4) and extends to the left side of rose box (4), the inside fixedly connected with support (18) of annular tube (15), one side that annular tube (15) were kept away from in support (18) is connected with the fixed surface of filter core (5).
6. The intelligent double-liquid grouting pump according to claim 1, characterized in that: the right side fixedly connected with push switch (19) of rose box (4) inner wall, push switch (19) and feeder (7) electric connection, the inside of rose box (4) floats there is kicking block (20), the top fixedly connected with extrusion frame (21) of kicking block (20), the top of extrusion frame (21) and the bottom contact of push switch (19).
7. The intelligent dual-fluid grouting pump of claim 6, characterized in that: adjustment tank (22) have been seted up on the right side of extrusion frame (21), the inside of extrusion frame (21) is provided with bolt (23), the right-hand member of bolt (23) runs through adjustment tank (22) and rose box (4) in proper order and extends to the inside of rose box (4), rose box (4) and bolt (23) threaded connection.
8. The working method of the intelligent double-liquid grouting pump according to claim 1, characterized in that: the method comprises the following steps:
s1: slurry is injected into the filter box (4) through the feeder (7), and the slurry filtered by the filter element (5) is extracted and guided by the grouting module (3) and injected into the cast-in-place pile;
s2: the detection unit (9) can detect the running state data of the grouting module (3) in real time and compare the running state data with the data stored in the storage unit (13) in advance by using the comparison unit (12), and when the pressure or the flow rate exceeds the standard, the central processing unit (8) controls the grouting module (3) to change the power by using the controller (2);
s3: the floating block (20) in the filter box (4) can monitor the slurry liquid level, when the slurry amount exceeds the standard, the floating block (20) extrudes the press switch (19) by using the extrusion frame (21), and the press switch (19) closes the feeder (7);
s4: when needing to clear up the inside of rose box (4), supply water to inside annular tube (15) through inlet tube (17), annular tube (15) utilize shower nozzle (16) to wash rose box (4) and filter core (5), and the mud that the process was washed can be arranged to the outside of rose box (4) through annotating material pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111116078.6A CN113803230A (en) | 2021-09-23 | 2021-09-23 | Intelligent double-liquid grouting pump and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111116078.6A CN113803230A (en) | 2021-09-23 | 2021-09-23 | Intelligent double-liquid grouting pump and working method |
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| Publication Number | Publication Date |
|---|---|
| CN113803230A true CN113803230A (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111116078.6A Pending CN113803230A (en) | 2021-09-23 | 2021-09-23 | Intelligent double-liquid grouting pump and working method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767511A (en) * | 2012-08-03 | 2012-11-07 | 常州市众华建材科技有限公司 | Automatic double-liquid grouting pump |
| CN204283870U (en) * | 2014-11-26 | 2015-04-22 | 中国海洋石油总公司 | Water filtration assemblies on a kind of slurry pump |
| CN205252657U (en) * | 2015-11-16 | 2016-05-25 | 宝鸡石油机械有限责任公司 | Low pressure slurry filter for bore hole pump |
| CN106870317A (en) * | 2017-04-18 | 2017-06-20 | 黄山市汇润机械有限公司 | A kind of hydraulic cylinder driven slush pump |
| CN209952334U (en) * | 2019-05-15 | 2020-01-17 | 北京公联洁达公路养护工程有限公司 | Novel grouting plugging machine |
| US10557480B1 (en) * | 2018-12-06 | 2020-02-11 | Razmik David Gharakhanian | Pumping systems and methods |
| CN112957826A (en) * | 2021-05-11 | 2021-06-15 | 江苏爱利达机械有限公司 | Multi-stage filtering device for replaceable air compressor |
| CN214063225U (en) * | 2020-11-02 | 2021-08-27 | 曾周游 | Double-liquid synchronous grouting pump |
-
2021
- 2021-09-23 CN CN202111116078.6A patent/CN113803230A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767511A (en) * | 2012-08-03 | 2012-11-07 | 常州市众华建材科技有限公司 | Automatic double-liquid grouting pump |
| CN204283870U (en) * | 2014-11-26 | 2015-04-22 | 中国海洋石油总公司 | Water filtration assemblies on a kind of slurry pump |
| CN205252657U (en) * | 2015-11-16 | 2016-05-25 | 宝鸡石油机械有限责任公司 | Low pressure slurry filter for bore hole pump |
| CN106870317A (en) * | 2017-04-18 | 2017-06-20 | 黄山市汇润机械有限公司 | A kind of hydraulic cylinder driven slush pump |
| US10557480B1 (en) * | 2018-12-06 | 2020-02-11 | Razmik David Gharakhanian | Pumping systems and methods |
| CN209952334U (en) * | 2019-05-15 | 2020-01-17 | 北京公联洁达公路养护工程有限公司 | Novel grouting plugging machine |
| CN214063225U (en) * | 2020-11-02 | 2021-08-27 | 曾周游 | Double-liquid synchronous grouting pump |
| CN112957826A (en) * | 2021-05-11 | 2021-06-15 | 江苏爱利达机械有限公司 | Multi-stage filtering device for replaceable air compressor |
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Application publication date: 20211217 |