CN220345580U - Composite slurry stirring device for self-produced gas expansion slurry - Google Patents
Composite slurry stirring device for self-produced gas expansion slurry Download PDFInfo
- Publication number
- CN220345580U CN220345580U CN202322174795.5U CN202322174795U CN220345580U CN 220345580 U CN220345580 U CN 220345580U CN 202322174795 U CN202322174795 U CN 202322174795U CN 220345580 U CN220345580 U CN 220345580U
- Authority
- CN
- China
- Prior art keywords
- stirring
- slurry
- cavity
- gas
- port
- 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.)
- Active
Links
- 238000003756 stirring Methods 0.000 title claims abstract description 191
- 239000002002 slurry Substances 0.000 title claims abstract description 103
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 102
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 15
- 239000001569 carbon dioxide Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 12
- 238000011049 filling Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 13
- 238000002360 preparation method Methods 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 48
- 239000000843 powder Substances 0.000 description 10
- 239000006052 feed supplement Substances 0.000 description 8
- 230000001502 supplementing effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 230000007306 turnover Effects 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000000181 anti-adherent effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Abstract
The utility model discloses a composite slurry stirring device for self-produced gas expansion slurry, which comprises a feeding system, a stirring system and a gas collecting and outputting system, wherein the feeding system is used for sequentially adding main materials, supplementary materials and water required by the preparation of the self-produced gas expansion slurry; when the stirring system is used for stirring and mixing, differential stirring is formed by the primary stirring mechanism and the secondary stirring mechanism, the primary stirring mechanism enables the slurry to form axial flow, the stirring impeller enables the slurry to form radial vortex, and the mutual effect of the primary stirring mechanism and the secondary stirring mechanism ensures that the slurry is fully mixed; the gas collection and output system can collect generated gas in the slurry stirring preparation process, so that the influence of the gas generated in the preparation process on the stirring and mixing process is prevented; meanwhile, after the slurry is formed by stirring and mixing, the collected gas is injected into the slurry outlet pipe in the process of outputting the slurry, so that the effect of expanding the volume of the slurry is achieved, meanwhile, the driving force is provided for outputting the slurry, the slurry output speed is accelerated, and the slurry output distance is increased.
Description
Technical Field
The utility model relates to a composite stirring device, in particular to a composite slurry stirring device for self-produced gas expansion slurry, and belongs to the technical field of slurry preparation.
Background
How to efficiently prevent and treat spontaneous combustion of coal is always a problem that technicians in the coal mine industry need to explore and research, and the plugging material has the advantages of good pressure resistance, good oxygen isolation effect and the like when being used as one of common fire prevention and extinguishing materials. However, the traditional plugging material such as compression-resistant cement paste, high-water quick-setting material and the like have certain defects in different aspects, and the self-produced gas expansion slurry is used as a novel plugging material, and has the advantages of high foaming speed, good covering effect and the like, so that the novel plugging material can be a new direction for the development of the coal mine plugging material. The self-produced gas expansion slurry is prepared by taking phosphogypsum as a base material, adding additives such as a foaming agent, a thickening agent and the like, mixing and stirring with water, and controlling the proportion of powder and water in the process of adding the materials. In addition, compared with other plugging materials, the self-produced gas expanded slurry foams rapidly, and a large amount of carbon dioxide gas can be produced while stirring. And certain trouble is caused to the uniform stirring and mixing.
At present, a lot of patents related to powder material stirring devices exist, for example, the patent of the utility model with publication number of CN 219095501U discloses a cement stirring device, the device is provided with a longitudinal stirring bin and a transverse stirring bin, and the materials are fully mixed and rapidly output through graded stirring, but the device occupies a large space, is not suitable for a narrow underground space of a coal mine, and can not process the gas production condition in the preparation process; another patent publication No. CN 210021786U discloses a stirring device for slurry of gel material, which breaks up agglomerated particles through a plurality of inclined blades, so as to achieve the purpose of fully stirring, but the device cannot make the slurry output quickly after stirring to form the slurry; and secondly, the device still can not treat the gas generated in the stirring process, so that the stirring device has poor effect in preparing self-produced gas expansion slurry, and the advantages of the self-produced gas slurry bubbles can not be fully exerted.
Based on this, how to provide a new compound stirring device, make it not only be convenient for operate, high-efficient stable, can collect the gas that produces in the stirring process moreover, avoid its influence to stirring and mixing to can carry out quick output with the thick liquids after the gas reuse that gathers promotes the preparation, be one of the technical problem that this industry needs to solve.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the composite slurry stirring device for the self-produced gas expansion slurry, which is convenient to operate, efficient and stable, can collect the gas generated in the stirring process, avoid the influence of the gas on stirring and mixing, and can recycle the collected gas to promote the prepared slurry to be output rapidly.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a composite slurry stirring device for self-produced gas expansion slurry comprises a feeding system, a stirring system and a gas collecting and outputting system;
the stirring system comprises a shell, an explosion-proof motor, a primary stirring mechanism and a secondary stirring mechanism, wherein a stirring cavity is formed in the shell; the primary stirring mechanism and the secondary stirring mechanism are both arranged on the output shaft, and the primary stirring mechanism is positioned above the secondary stirring mechanism; the secondary stirring mechanism comprises a stirring impeller and a gear transmission mechanism, the stirring impeller is in gear transmission with the output shaft through the gear transmission mechanism, when the output shaft rotates, the rotation speed of the primary stirring mechanism is the same as that of the output shaft, and the rotation speed of the secondary stirring mechanism is different from that of the output shaft through differential transmission of the gear transmission mechanism; a slurry outlet is formed in the side part of the shell close to the bottom of the stirring cavity, and a slurry outlet pipe is arranged outside the slurry outlet;
the feeding system comprises a material adding device, a material discharging device and a feeding cavity, wherein the feeding cavity is arranged in the shell and is positioned at the upper part of the stirring cavity, the upper part of the feeding cavity is provided with a material adding port and a material injecting port, the lower part of the feeding cavity is provided with a material adding port, the material adding port is communicated with the inside of the stirring cavity, the side part of the shell is provided with a water filling port, and the water filling port is communicated with the inside of the feeding cavity and is used for filling water into the feeding cavity; the bottom in the feeding cavity is obliquely arranged; the material adding device and the material discharging device are respectively arranged at the upper part of the shell, the material adding device and the material discharging device are respectively connected with the material adding port and the material injecting port, the material adding port is arranged between the water injecting port and the material injecting port, and the material discharging device and the material adding device are respectively used for adding main materials and supplementary materials into the feeding cavity; a propeller stirrer is arranged at the joint of the blanking device and the material injection port and is used for premixing the main material;
the gas collecting and outputting system comprises a sucking pump, a carbon dioxide detector and a pressurizing gas tank, wherein the sucking pump is arranged in the shell and is positioned at the upper part of the stirring cavity, a gas inlet of the sucking pump is communicated with the inside of the stirring cavity through a pipeline, and the carbon dioxide detector is arranged on the pipeline between the sucking pump and the stirring cavity and is used for detecting the concentration of carbon dioxide in the pipeline; the gas outlet of the air pump is communicated with the inlet of a pressurized gas tank arranged outside the shell through a pipeline, the air pump is used for exhausting air from the inside of the stirring cavity and transmitting the air to the pressurized gas tank for storage, the outlet of the pressurized gas tank is provided with a gas pipe, and the gas pipe is communicated with the side part of the pulp outlet pipe and used for conveying gas in the pressurized gas tank to the pulp outlet pipe to provide driving force for pulp output.
Further, the primary stirring mechanism is a spiral stirring sheet. The stirring and mixing effect can be effectively guaranteed by adopting the structure, and the installation is convenient.
Further, a valve is arranged at the slurry outlet, a check valve is arranged in the slurry outlet pipe, a first one-way elastic valve clack is arranged at the feeding port, and the opening direction of the first one-way elastic valve clack after being stressed faces the stirring cavity; the pipeline between the air pump and the stirring cavity is internally provided with a second unidirectional elastic valve clack, and the opening direction of the second unidirectional elastic valve clack after being stressed faces the air pump. Through setting up the check valve and can prevent thick liquids backward flow when going out thick liquid, set up first one-way elastic valve clack and second one-way elastic valve clack, can make the valve clack be opened only when single flow direction is exerted pressure in the position that each was located, automatic closure when not bearing force realizes flowing unidirectionality, guarantees that whole preparation process goes on smoothly.
Further, the stirring impeller comprises a circular rotating plate and 6 turnover stirring blades, the 6 turnover stirring blades are uniformly fixed on the circular rotating plate, the large bending plate and the small bending plate with the circle center of each turnover stirring She Junyou upwards are spliced, the central angle of the splicing line between the large bending plate and the small bending plate is 30 degrees, and the central angle of the splicing line between the adjacent turnover stirring blades is 25 degrees. When the structure is adopted for stirring and mixing, the structure and the primary stirring mechanism form differential stirring, the primary stirring mechanism enables the slurry to form axial flow, the stirring impeller enables the slurry to form radial vortex, powder is difficult to accumulate due to the combination of the two, the collision times of powder particles in the stirring process are increased, the unit contact area is increased, the coagulation and the cluster effect of the powder are prevented, and the slurry is finally ensured to be fully mixed by enabling the powder to continuously move in the slurry.
Further, a flow valve is arranged at the water injection port and used for controlling the water injection rate in the feeding cavity. The water injection rate is controlled through the structure, so that the water quantity required by slurry mixing can be controlled, and the accurate regulation and control of the solid-liquid ratio can be realized.
Further, an anti-sticking layer is arranged on the inner wall of the material increasing port. Because the material adding port is used for adding the material, the proportion of the material adding amount in the slurry preparation is extremely small, once the material adding amount is stuck to other positions in the injection process, the material entering the feeding cavity is insufficient and needs to be replenished again, the material adding amount can be reduced by arranging the anti-sticking layer when the material adding is carried out, the material injected by the material adding device enters the feeding cavity as much as possible for mixing, and the required amount during mixing is ensured.
Compared with the prior art, the utility model adopts a mode of combining the feeding system, the stirring system and the gas collecting and outputting system, the feeding system is used for sequentially adding main materials, supplementary materials and water required by the preparation of self-produced gas expansion slurry, and can ensure the required sequential adding process so as to prepare for the subsequent stirring and mixing; when the stirring system is used for stirring and mixing, differential stirring is formed by the primary stirring mechanism and the secondary stirring mechanism, the primary stirring mechanism enables the slurry to form axial flow, the stirring impeller enables the slurry to form radial vortex, and the mutual effect of the primary stirring mechanism and the secondary stirring mechanism ensures that the slurry is fully mixed; the gas collection and output system can collect generated gas in the slurry stirring preparation process, so that the influence of the gas generated in the preparation process on the stirring and mixing process is prevented; meanwhile, after the slurry is formed by stirring and mixing, the collected gas is injected into the slurry outlet pipe in the process of outputting the slurry, so that the effect of expanding the volume of the slurry is achieved, meanwhile, the driving force is provided for outputting the slurry, the slurry output speed is accelerated, and the slurry output distance is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the feeding system of the present utility model;
FIG. 3 is a schematic diagram of a gas collection and output system according to the present utility model;
FIG. 4 is a schematic diagram of a secondary stirring mechanism in the present utility model.
In the figure: 1. the feeding system 2, the gas collecting and outputting system 3, the blanking device 4, the charging device 5, the charging port 6, the flow valve 7, the water filling port 8, the propeller stirrer 9, the charging port 10, the feeding cavity 11, the first unidirectional elastic valve clack 12, the primary stirring mechanism 13, the output shaft, 14, a secondary stirring mechanism, 15, an explosion-proof motor, 16, a carbon dioxide detector, 17, a second unidirectional elastic valve clack, 18, an air pump, 19, a pressurized air tank, 20, a valve, 21, a slurry outlet, 22, a check valve, 23, an air pipe, 24, a gear transmission mechanism, 25 and a turnover stirring blade.
Detailed Description
The present utility model will be further described below.
As shown in fig. 1, the utility model comprises a charging system 1, a stirring system and a gas collecting and outputting system 2;
the stirring system comprises a shell, an explosion-proof motor 15, a primary stirring mechanism 12 and a secondary stirring mechanism 14, wherein a stirring cavity is formed in the shell, the explosion-proof motor 15 is arranged in the shell and is positioned at the lower part of the stirring cavity, and an output shaft 13 of the explosion-proof motor 15 extends into the stirring cavity; the primary stirring mechanism 12 and the secondary stirring mechanism 14 are both arranged on the output shaft 13, and the primary stirring mechanism 12 is positioned above the secondary stirring mechanism 14; the secondary stirring mechanism 14 comprises a stirring impeller and a gear transmission mechanism 24, the stirring impeller is in gear transmission with the output shaft 13 through the gear transmission mechanism 24, when the output shaft 13 rotates, the rotation speed of the primary stirring mechanism 12 is the same as that of the output shaft 13, and the rotation speed of the secondary stirring mechanism 14 is different from that of the output shaft 13 through differential transmission of the gear transmission mechanism 24; a slurry outlet 21 is formed in the side part of the shell close to the bottom of the stirring cavity, and a slurry outlet pipe is arranged outside the slurry outlet 21; the primary stirring mechanism 12 is a spiral stirring blade. The stirring and mixing effect can be effectively guaranteed by adopting the structure, and the installation is convenient.
As shown in fig. 2, the charging system 1 includes a charging device 4, a discharging device 3 and a charging cavity 10, the charging cavity 10 is installed in the shell and is located at the upper part of the stirring cavity, the upper part of the charging cavity 10 is provided with a charging port 5 and a charging port 9, the lower part is provided with a charging port, the charging port is communicated with the inside of the stirring cavity, the side part of the shell is provided with a water filling port 7, and the water filling port 7 is communicated with the inside of the charging cavity 10 and is used for filling water into the charging cavity 10; the water injection port 7 is provided with a flow valve 6 for controlling the water injection quantity in the feeding cavity 10. The water injection rate is controlled through the structure, so that the water quantity required by slurry mixing can be controlled, and the accurate regulation and control of the solid-liquid ratio can be realized. The inner bottom of the charging cavity 10 is obliquely arranged; the material adding device 4 and the material discharging device 3 are respectively arranged at the upper part of the shell, the material adding device 4 and the material discharging device 3 are respectively connected with the material adding port 5 and the material injecting port 9, the material adding port 5 is arranged between the water injecting port 7 and the material injecting port 9, and the material discharging device 3 and the material adding device 4 are respectively used for adding main materials and supplementing materials into the material feeding cavity 10; a propeller stirrer 8 is arranged at the joint of the blanking device 3 and the material injection port 9 and is used for premixing the main materials passing through;
as shown in fig. 3, the gas collecting and outputting system includes a pump 18, a carbon dioxide detector 16 and a pressurized gas tank 19, where the pump 18 is installed in the shell and is located at the upper part of the stirring cavity, and an air inlet of the pump 18 is communicated with the inside of the stirring cavity through a pipeline, and the carbon dioxide detector 16 is installed on a pipeline between the pump 18 and the stirring cavity and is used for detecting the concentration of carbon dioxide in the pipeline; the air outlet of the air pump 18 is communicated with the inlet of a pressurized air tank 19 arranged outside the shell through a pipeline, the air pump 18 is used for exhausting air from the inside of the stirring cavity and transmitting the air to the pressurized air tank 19 for storage, the outlet of the pressurized air tank 19 is provided with an air pipe 23, and the air pipe 23 is communicated with the side part of the pulp outlet pipe and is used for conveying the air in the pressurized air tank 19 to the pulp outlet pipe to provide driving force for pulp output; the air pipe 23 is internally provided with a check valve 22 for preventing the slurry in the slurry outlet pipe from flowing into the air pipe 23.
A valve 20 is arranged at the slurry outlet 21, a check valve 22 is arranged in the slurry outlet pipe, a first unidirectional elastic valve clack 11 is arranged at the feed inlet, and the opening direction of the first unidirectional elastic valve clack 11 after being stressed faces the stirring cavity; a second unidirectional elastic valve clack 17 is arranged in a pipeline between the air pump 18 and the stirring cavity, and the opening direction of the second unidirectional elastic valve clack 17 after being stressed faces the air pump 18. By arranging the check valve 22 to prevent slurry from flowing back during slurry discharge and arranging the first unidirectional elastic valve clack 11 and the second unidirectional elastic valve clack 17, the valve clacks can be opened only when pressure is applied in a single flow direction at the positions of the valve clacks, and the valve clacks are automatically closed when no force is applied, so that the unidirectional flow is realized, and the smooth operation of the whole preparation process is ensured.
As an improvement of the utility model, as shown in fig. 4, the stirring impeller comprises a circular rotating plate and 6 turning stirring blades 25,6 turning stirring blades 25 uniformly fixed on the circular rotating plate, each turning stirring blade 25 is formed by splicing a large bending plate and a small bending plate with upward circle centers, the central angle of the splicing line between the large bending plate and the small bending plate is 30 degrees, and the central angle of the splicing line between the adjacent turning stirring blades is 25 degrees. When the structure is adopted for stirring and mixing, differential stirring is formed between the structure and the primary stirring mechanism 12, the primary stirring mechanism 12 enables the slurry to form axial flow, the stirring impeller enables the slurry to form radial vortex, powder is difficult to accumulate due to the combination of the structure and the stirring impeller, the collision times of powder particles in the stirring process are increased, the unit contact area is increased, the coagulation and the cluster effect of the powder are prevented, and the slurry is finally ensured to be fully mixed by enabling the powder to continuously move in the slurry.
As another improvement of the utility model, the inner wall of the material adding port 5 is provided with an anti-sticking layer. Because the feed supplement port 5 is used for feed supplement and is added, the proportion of the feed supplement amount in the slurry preparation is extremely small, once the feed supplement amount is stuck to other positions in the injection process, the amount which enters the feeding cavity 10 is insufficient and needs to be replenished again, and the amount which is stuck to the feed supplement port 5 can be reduced when the feed supplement is added by arranging the anti-sticking layer, so that the feed supplement injected by the feed supplement device 4 enters the feeding cavity 10 as much as possible to be mixed, and the required amount during mixing is ensured.
The explosion-proof motor 15, the primary stirring mechanism 12, the gear transmission mechanism 24, the material adder 4, the material blanking device 3, the air pump 18, the carbon dioxide detector 16, the pressurized air tank 19, the check valve 22, the first unidirectional elastic valve clack 11 and the second unidirectional elastic valve clack 17 are all existing equipment or components and can be directly purchased through the market.
When the self-produced gas expansion slurry is prepared, firstly, main materials with required mass are added through a blanking device 3, when the main materials pass through a material injection port 9, a propeller stirrer 8 is used for primarily stirring and mixing the main materials to achieve a premixing effect, then the premixed main materials fall into a charging cavity 10, a first unidirectional elastic valve clack 11 is forced to open, so that the main materials enter the stirring cavity, after the main materials are added, the first unidirectional elastic valve clack 11 is automatically closed, then, the material supplementing with required mass is added into a material adding device 4, so that the material supplementing falls into the charging cavity 10, the material supplementing is in the charging cavity 10 because the required material supplementing amount is small, the opening threshold value of the first unidirectional elastic valve clack 11 is not reached, and the material adding port 5 is provided with an anti-adhesive layer, so that the loss of small-dose material supplementing can be furthest reduced, then the water injection port 7 is opened, the material supplementing in the charging cavity 10 is fully dissolved, the small-dose material supplementing can be ensured to be uniformly distributed in the composite slurry in advance, and the water flow rate is adjusted through a flow valve 6, so that the water ratio is ensured; as the water injection quantity increases, when the opening threshold is reached, the first unidirectional elastic valve clack 11 is stressed to be opened, the mixed feed and water enter the stirring cavity to complete the feeding process, and the first unidirectional elastic valve clack 11 is automatically closed;
starting the stirring process, starting an explosion-proof motor 15 to drive an output shaft 13 to rotate, wherein the rotation speed of a primary stirring mechanism 12 is the same as that of the output shaft 13, and the differential transmission of a secondary stirring mechanism 17 through a gear transmission mechanism 24 is different from that of the output shaft 13; differential stirring is formed between the primary stirring mechanism 12 and the secondary stirring mechanism 14, the primary stirring mechanism 12 enables the slurry to form axial flow, the stirring impeller enables the slurry to form radial vortex, and finally the slurry is fully mixed.
The gas produced in the stirring process is continuously converged at the top of the stirring cavity, the gas pressure in the stirring cavity is gradually increased, the second unidirectional elastic valve clack 17 reaches the opening threshold value and is opened, at this time, the gas in the stirring cavity flows to the air pump 18, the escaping gas is increased along with the increase of the stirring time, when a worker monitors that the concentration of carbon dioxide in a pipeline reaches the available standard through the carbon dioxide detector 16, the air pump 18 is started, the carbon dioxide gas is pumped out of the stirring cavity and continuously conveyed to the pressurized air tank 19 for storage, after the stirring process reaches the preset stirring time, the valve 20 is opened, the rotation state of the explosion-proof motor 15 is maintained, at this time, under the pushing action of the overturning stirring blades 25, the uniformly mixed slurry flows into the slurry outlet pipe in the stirring cavity, the thrust force applied to the slurry is reduced after the slurry passes through the check valve 22, at this time, the pressurized air tank 19 charges the stored gas into the slurry outlet pipe through the gas pipe 23, the effect of expanding the volume of the slurry is provided for slurry output, the driving force is increased, and the slurry output speed is increased, and the slurry output distance is increased.
The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (6)
1. The composite slurry stirring device for the self-produced gas expansion slurry is characterized by comprising a feeding system, a stirring system and a gas collecting and outputting system;
the stirring system comprises a shell, an explosion-proof motor, a primary stirring mechanism and a secondary stirring mechanism, wherein a stirring cavity is formed in the shell; the primary stirring mechanism and the secondary stirring mechanism are both arranged on the output shaft, and the primary stirring mechanism is positioned above the secondary stirring mechanism; the secondary stirring mechanism comprises a stirring impeller and a gear transmission mechanism, the stirring impeller is in gear transmission with the output shaft through the gear transmission mechanism, when the output shaft rotates, the rotation speed of the primary stirring mechanism is the same as that of the output shaft, and the rotation speed of the secondary stirring mechanism is different from that of the output shaft through differential transmission of the gear transmission mechanism; a slurry outlet is formed in the side part of the shell close to the bottom of the stirring cavity, and a slurry outlet pipe is arranged outside the slurry outlet;
the feeding system comprises a material adding device, a material discharging device and a feeding cavity, wherein the feeding cavity is arranged in the shell and is positioned at the upper part of the stirring cavity, the upper part of the feeding cavity is provided with a material adding port and a material injecting port, the lower part of the feeding cavity is provided with a material adding port, the material adding port is communicated with the inside of the stirring cavity, the side part of the shell is provided with a water filling port, and the water filling port is communicated with the inside of the feeding cavity and is used for filling water into the feeding cavity; the bottom in the feeding cavity is obliquely arranged; the material adding device and the material discharging device are respectively arranged at the upper part of the shell, the material adding device and the material discharging device are respectively connected with the material adding port and the material injecting port, the material adding port is arranged between the water injecting port and the material injecting port, and the material discharging device and the material adding device are respectively used for adding main materials and supplementary materials into the feeding cavity; a propeller stirrer is arranged at the joint of the blanking device and the material injection port and is used for premixing the main material;
the gas collecting and outputting system comprises a sucking pump, a carbon dioxide detector and a pressurizing gas tank, wherein the sucking pump is arranged in the shell and is positioned at the upper part of the stirring cavity, a gas inlet of the sucking pump is communicated with the inside of the stirring cavity through a pipeline, and the carbon dioxide detector is arranged on the pipeline between the sucking pump and the stirring cavity and is used for detecting the concentration of carbon dioxide in the pipeline; the gas outlet of the air pump is communicated with the inlet of a pressurized gas tank arranged outside the shell through a pipeline, the air pump is used for exhausting air from the inside of the stirring cavity and transmitting the air to the pressurized gas tank for storage, the outlet of the pressurized gas tank is provided with a gas pipe, and the gas pipe is communicated with the side part of the pulp outlet pipe and used for conveying gas in the pressurized gas tank to the pulp outlet pipe to provide driving force for pulp output.
2. The composite slurry stirring device for self-produced gas expanded slurry according to claim 1, wherein said primary stirring mechanism is a ribbon stirring blade.
3. The composite slurry stirring device for the self-produced gas expanded slurry according to claim 1, wherein a valve is arranged at the slurry outlet, a check valve is arranged in the slurry outlet pipe, a first one-way elastic valve clack is arranged at the feeding port, and the opening direction of the first one-way elastic valve clack after being stressed faces the stirring cavity; the pipeline between the air pump and the stirring cavity is internally provided with a second unidirectional elastic valve clack, and the opening direction of the second unidirectional elastic valve clack after being stressed faces the air pump.
4. The composite slurry stirring device for the self-produced gas expanded slurry according to claim 1, wherein the stirring impeller comprises a circular rotating plate and 6 overturning stirring blades, the 6 overturning stirring blades are uniformly fixed on the circular rotating plate, the large bending plate and the small bending plate with the circle center upwards of each overturning stirring blade She Junyou are spliced, the central angle of the splicing line between the large bending plate and the small bending plate is 30 degrees, and the central angle of the splicing line between the adjacent overturning stirring blades is 25 degrees.
5. The composite slurry stirring device for self-produced gas expanded slurry according to claim 1, wherein a flow valve is installed at the water injection port for controlling the water injection amount in the feeding cavity.
6. The composite slurry stirring device for self-produced gas expanded slurry according to claim 1, wherein an anti-sticking layer is provided on the inner wall of the material increasing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322174795.5U CN220345580U (en) | 2023-08-14 | 2023-08-14 | Composite slurry stirring device for self-produced gas expansion slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322174795.5U CN220345580U (en) | 2023-08-14 | 2023-08-14 | Composite slurry stirring device for self-produced gas expansion slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220345580U true CN220345580U (en) | 2024-01-16 |
Family
ID=89482357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322174795.5U Active CN220345580U (en) | 2023-08-14 | 2023-08-14 | Composite slurry stirring device for self-produced gas expansion slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220345580U (en) |
-
2023
- 2023-08-14 CN CN202322174795.5U patent/CN220345580U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111729567A (en) | Real stone paint production process | |
| CN207342656U (en) | A kind of solid-liquid is fixed than quantitative mixing apparatus | |
| CN220345580U (en) | Composite slurry stirring device for self-produced gas expansion slurry | |
| CN209920175U (en) | Double-liquid grouting equipment | |
| CN108189234B (en) | Grouting filling rapid pulping device and method | |
| CN211462995U (en) | Stirring device for wallboard pushing production line | |
| CN104437229B (en) | Electricity expelling water powder continuous mixing device | |
| CN201010370Y (en) | Pressurized drops spiral powder feeder | |
| CN105666692A (en) | Low-foam-break-rate foam concrete preparation system | |
| CN206823569U (en) | A kind of chemical solution speed matches somebody with somebody device | |
| CN114734536A (en) | High-performance foam concrete production system | |
| RU130309U1 (en) | TECHNOLOGICAL LINE FOR PRODUCING EMULSION EXPLOSIVES | |
| CN112780222B (en) | Device and method for automatically controlling sectional filling of plugging material | |
| CN201030294Y (en) | Rubber shred-asphalt mixture agitating jug | |
| CN109779598A (en) | Conveying device, mixing and conveying system and method | |
| CN111773996B (en) | Mine lotion stirring is with doublestage horizontal reposition of redundant personnel mixer | |
| CN211164619U (en) | Prevent blockking up cement thick liquids agitating unit | |
| CN210332678U (en) | Tubular modified asphalt mixer | |
| CN209687479U (en) | Conveying device and mixing and conveying system | |
| CN204322279U (en) | A kind of mortar mixer | |
| CN217662992U (en) | Inorganic self-foaming filling material pump station | |
| CN205347265U (en) | Use equipment that contains gunpowder emulsion explosive serialization technology | |
| CN215028369U (en) | Fire prevention slurrying device for coal mine | |
| CN218901644U (en) | Mixing device for paste rapid solidification material | |
| CN217047231U (en) | Three-component mixing and spraying system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |