CN112154969A - Oxygen-increasing machine for crayfish is bred - Google Patents
Oxygen-increasing machine for crayfish is bred Download PDFInfo
- Publication number
- CN112154969A CN112154969A CN202011207853.4A CN202011207853A CN112154969A CN 112154969 A CN112154969 A CN 112154969A CN 202011207853 A CN202011207853 A CN 202011207853A CN 112154969 A CN112154969 A CN 112154969A
- Authority
- CN
- China
- Prior art keywords
- aerator
- sides
- mounting groove
- arc
- mounting
- 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.)
- Withdrawn
Links
- 241000238017 Astacoidea Species 0.000 title claims abstract description 9
- 238000005276 aerator Methods 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 230000035939 shock Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 36
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 24
- 239000001301 oxygen Substances 0.000 abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 abstract description 23
- 238000009395 breeding Methods 0.000 abstract description 5
- 230000001488 breeding effect Effects 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 238000004090 dissolution Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 241000192701 Microcystis Species 0.000 description 1
- 241001417527 Pempheridae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- B08B1/12—
Abstract
The invention discloses an aerator for crayfish breeding, which comprises a mounting groove and a controller, wherein a floating plate is arranged at the bottom of the mounting groove, gas-liquid turbulence assemblies are sleeved on two sides of the inner side of the floating plate, mutually connected floating boats are arranged at the tops of two sides of the mounting groove, a mounting bin is arranged at the top of the mounting groove, double-shaft motors are arranged on two sides of the bottom inside the mounting bin, and transmission shafts are arranged at output ends of the double-shaft motors. The invention can form auxiliary oxygen increasing work by the mutual matching of the gas-liquid turbulence components, simultaneously promote the water liquid below the oxygen increasing machine to generate turbulence and diffuse the flow direction of the water liquid, so that the flow direction of the water liquid is consistent with the rotation flow direction of the impeller and the blades, the phenomenon of back flow of the dissolved oxygen water liquid is prevented, and the connection and the matching of the arc guide sleeve, the arc shock absorption column and the buffer spring are utilized to increase the buffer shock absorption capacity of floating of the floating plate, and the operation stability of the device and the water oxygen dissolution comprehensiveness are improved.
Description
Technical Field
The invention relates to the technical field of oxygen increasing machines, in particular to an oxygen increasing machine for crayfish breeding.
Background
The aerator has the functions of aeration, water stirring and aeration, and when the crayfishes are cultured in the pond, the aerator is needed to be used in a high-yield pond, so that the aerator is one of special culture machines which can effectively improve water quality, prevent floating heads and improve yield at present;
when the existing waterwheel type aerator is used, blades are generally immersed in the water surface to vertically rotate, so that the characteristics of dissolved oxygen and dissolved oxygen are formed in the water body, however, when the impeller rotates oxygen, water liquid sinking to the bottom of the aerator is not easy to replace, and can generate backflow along with the scattering and flow guiding effects of the impeller, and the water liquid in the same area can be subjected to dissolved oxygen, so that the diffusion efficiency of oxygen and water liquid is very slow, the comprehensiveness of oxygen exchange on the water surface is reduced, and the work effect of oxygen filling, replacement and dissolved oxygen is reduced; the waterwheel type aerator is generally connected with the aerator through a pull rope, an operator moves the aerator through the pull rope, however, the aerator can form a large adhesion force in the water surface and a barrier between the aerator and water liquid when the waterwheel moves, so that the operator needs a large force to pull the pull rope, the position of the device is very difficult to move, the limitation of the use of the device is increased, and the practical value of the device is reduced; when the impeller rotates and contacts with water, the impeller is easy to adhere to aquatic weeds and microcystis in the water, and the impeller and impurities in the water are wound on the surface of the impeller along with the stirring force, so that the normal operation of the impeller and the transmission shaft is influenced, the subsequent cleaning work is greatly hindered, and the working difficulty and inconvenience of operators are increased.
Disclosure of Invention
The invention aims to provide an aerator for crayfish breeding, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the device comprises a mounting groove and a controller, wherein a floating plate is arranged at the bottom of the mounting groove, gas-liquid turbulence assemblies are sleeved on two inner sides of the floating plate, floating boats which are connected with each other are arranged at the tops of two sides of the mounting groove, a mounting bin is arranged at the top of the mounting groove, double-shaft motors are arranged on two inner sides of the mounting bin, a transmission shaft is arranged at the output end of each double-shaft motor, impellers are arranged on two outer sides of the transmission shaft, the impellers are uniformly arranged on the outer sides of the two sets of impellers, cleaning brushes which are matched with the impellers are arranged on one outer sides of the two sets of mounting grooves, a storage battery is arranged at the top of the mounting bin, an air injection moving assembly is arranged at the middle position inside the mounting bin, arc guide sleeves are arranged on two inner sides of the top of the mounting groove, and, the arc-shaped shock absorption column is connected with the floating plate, and buffer springs matched with each other are arranged on the outer side of the arc-shaped shock absorption column;
two sides inside the gas-liquid turbulence assembly are sleeved with sleeves, an air pump is arranged in the middle of the top inside the mounting groove, a servo motor is arranged in the middle of the inside of the mounting groove, a driving gear is arranged at the output end of the servo motor, driven gears meshed with the driving gear are arranged at the tops of the outer sides of the two groups of sleeves, stirring blades are arranged at the bottoms of the outer sides of the two groups of sleeves, and air guide pipes communicated with the sleeves are arranged on two sides of the air pump;
the utility model discloses a jet-propelled moving assembly, including jet-propelled moving assembly, high pressure positive blower, seal groove, inboard intermediate position department of seal groove, hemisphere air guide block, and hemisphere air guide block and high pressure positive blower mutually support, the four corners department of seal groove back one end is equipped with the injection pipe of mutual intercommunication, four groups the inboard of injection pipe is equipped with the spiral line of mutually supporting, the controller passes through the signal of telecommunication respectively with servo motor, air pump, double-shaft motor and high pressure positive blower electric connection.
Preferably, guide wheels are arranged on two sides of the outer side of the floating plate, and a waterproof layer is arranged on the outer side of each guide wheel.
Preferably, the top of the floating pontoon is provided with a sealing bearing seat, and the sealing bearing seat is matched with the transmission shaft.
Preferably, hanging rings are arranged on two sides of the top of the mounting bin, and anti-skid grains are arranged on the outer sides of the hanging rings.
Preferably, a fixed separation layer is arranged in the middle of the inner side of the mounting groove and is connected with the servo motor and the air pump.
Preferably, the bottom of the inner side of the sleeve is provided with a blocking filter screen.
Preferably, the inner side of the arc-shaped guide sleeve is provided with a rubber cushion, and the rubber cushion is matched with the arc-shaped shock absorption column.
Preferably, a protective shell is arranged on the outer side of the servo motor, and a waterproof layer is arranged on the inner side of the protective shell.
Preferably, the sweeper brush extends to the inside of the impeller.
Preferably, the top of one side of the injection pipe is provided with an elongated half sleeve.
Compared with the prior art, the invention provides an aerator for crayfish breeding, which has the following beneficial effects:
1. the invention can form auxiliary oxygen increasing work by the mutual matching of the gas-liquid turbulence components, simultaneously promote the water liquid below the oxygen increasing machine to generate turbulence and diffuse the flow direction of the water liquid, so that the water liquid is consistent with the rotation flow direction of the impeller and the blades, the phenomenon of back flow of the dissolved oxygen water liquid is prevented, and the connection and the matching of the arc guide sleeve, the arc shock absorption column and the buffer spring are utilized to increase the buffer shock absorption capacity of floating of the floating plate, and the operational stability of the device and the water oxygen dissolution comprehensiveness are improved;
2. the device has the advantages that the air injection moving assemblies are matched with each other, so that the whole device has the function of assisting thrust, when the device needs to be moved, air can be injected from the injection pipe by utilizing spiral flow guide of spiral grains, the device is matched with the pulling force of an operator under the action of air pressure, the device can be conveniently and quickly pulled to move, the labor force of the operator is reduced, and the use convenience and the use practical value of the device are enhanced.
3. The cleaning brush extends to the inner side of the impeller, so that attached impurity aquatic weeds can be cleaned by the cleaning brush of the cleaning brush under the rotating force of the impeller during the rotation of the impeller, the transmission operation between the impeller and the transmission shaft is ensured, the subsequent cleaning operation is very convenient, and the functionality of the device is improved.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a schematic view of the gas-liquid turbulence apparatus according to the present invention;
FIG. 5 is a side view of the impeller of the present invention;
FIG. 6 is a perspective view of the jet moving assembly of the present invention;
fig. 7 is a cross-sectional view of the jet moving assembly of the present invention.
In the figure: 1. mounting grooves; 2. a floating plate; 3. a sleeve; 301. stirring blades; 302. a driving gear; 303. a servo motor; 304. an air pump; 305. a driven gear; 306. an air duct; 4. a floating vessel; 5. cleaning with a brush; 6. a drive shaft; 7. a controller; 8. installing a bin; 9. a double-shaft motor; 10. a storage battery; 11. a high pressure fan; 111. a sealing plate; 112. a hemispherical air guide block; 113. an injection pipe; 114. a sealing groove; 115. helical thread; 12. a blade; 13. an impeller; 14. an arc-shaped guide sleeve; 15. an arc-shaped shock absorption column; 16. a buffer spring.
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.
Referring to fig. 1-7, the present invention provides a technical solution: an aerator for crayfish breeding comprises a mounting groove 1 and a controller 7, wherein a floating plate 2 is arranged at the bottom of the mounting groove 1, guide wheels are arranged on two sides of the outer side of the floating plate 2, a waterproof layer is arranged on the outer side of each guide wheel, a gas-liquid disorder assembly is sleeved on two sides of the inner side of the floating plate 2, a sleeve 3 is sleeved on two sides of the inner side of the gas-liquid disorder assembly, a blocking filter screen is arranged at the bottom of the inner side of the sleeve 3, an air pump 304 is arranged at the middle position of the top of the inner part of the mounting groove 1, a servo motor 303 is arranged at the middle position of the inner part of the mounting groove 1, a protective shell is arranged on the outer side of the servo motor 303, a waterproof layer is arranged on the inner side of the protective shell, the protection of components is increased, a driving gear 302 is arranged at the output end of the servo motor 303, driven gears 305, the top of the two sides of the mounting groove 1 is provided with a floating boat 4 which is connected with each other, the middle position of the inner side of the mounting groove 1 is provided with a fixed separation layer which is connected with a servo motor 303 and an air pump 304, the top of the mounting groove 1 is provided with a mounting bin 8, the two sides of the top of the mounting bin 8 are provided with hanging rings, the outer sides of the hanging rings are provided with anti-skid grains, the two sides of the inner bottom of the mounting bin 8 are provided with a double-shaft motor 9, the output end of the double-shaft motor 9 is provided with a transmission shaft 6, the top of the floating boat 4 is provided with a sealing bearing seat which is matched with the transmission shaft 6, the stability of the operation of the part is increased, one side of the outer sides of the two groups of transmission shafts 6 which are far away from each other is provided with an impeller 13, the outer sides of the two groups of impellers 13, the cleaning effect of the parts is increased, the top of the inside of the installation bin 8 is provided with a storage battery 10, the middle position of the inside of the installation bin 8 is provided with an air injection moving assembly, the middle position of the inside of the air injection moving assembly is provided with a high pressure fan 11, one end of the back of the high pressure fan 11 is provided with a sealing groove 114, the outer side of the sealing groove 114 is provided with a sealing plate 111, the middle position of the inner side of the sealing groove 114 is provided with a hemispherical air guide block 112, the hemispherical air guide block 112 is matched with the high pressure fan 11, four corners of one end of the back of the sealing groove 114 are provided with injection pipes 113 which are mutually communicated, the top of one side of each injection pipe 113 is provided with an elongated half sleeve pipe to prevent water from flowing into the parts, the inner sides of the four groups of injection pipes 113 are provided with spiral grains 115 which are, and arc shock attenuation post 15 and kickboard 2 interconnect, and the outside of arc shock attenuation post 15 is equipped with buffer spring 16 of mutually supporting, and the inboard of arc guide pin bushing 14 is equipped with rubber buffer, and rubber buffer mutually supports with arc shock attenuation post 15 just, improves the buffering shock resistance of part, and controller 7 passes through the signal of telecommunication respectively with servo motor 303, air pump 304, double-shaft motor 9 and high-pressure positive blower 11 electric connection.
In embodiment 1, as shown in fig. 1 to 5, during the period that the impeller 13 drives the blades 12, the automatic brushing is performed through the position of the cleaning brush 5, so as to prevent aquatic weed impurities adhered to the blades 12 from flowing into the transmission gap between the impeller 13 and the transmission shaft 6 and being wound, increase the self-cleaning function of the device, and enhance the convenience of subsequent cleaning work.
The working principle is as follows: when the device is used, firstly, the device is put on a culture water surface, then the servo motor 303, the air pump 304 and the double-shaft motor 9 are respectively started by the controller 7, the driving shaft 6 and the impeller 13 are driven to rotate by the starting of the double-shaft motor 9, the blade 12 is driven to rotate along with the rotation of the impeller 13, the blade 12 is immersed on the water surface to vertically rotate, so that dissolved oxygen is formed in a water body, gas is injected into the sleeve 3 from the guide of the air duct 306 by the starting of the air pump 304, the driving gear 302 and the driven gear 305 are driven to rotate under the starting of the servo motor 303, the sleeve 3 and the stirring blades 301 are driven to rotate by the driven gear 305, so that the gas flows into the water from the sleeve 3 to inject oxygen into the water, the dissolved oxygen is assisted by the stirring blades 301 stirring the water, the water after the dissolved oxygen is scattered under the stirring of the stirring blades 301, and collides and mixes with the water, and the backflow phenomenon of the dissolved oxygen water liquid is inhibited, the comprehensiveness of the water liquid dissolved oxygen function is improved, the device is strengthened to improve the water quality, and the functionality of floating heads is prevented.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides an oxygen-increasing machine for crayfish is bred, includes mounting groove (1) and controller (7), its characterized in that: the bottom of the mounting groove (1) is provided with a floating plate (2), the two inner sides of the floating plate (2) are sleeved with gas-liquid disorder components, the tops of the two sides of the mounting groove (1) are provided with floating boats (4) connected with each other, the top of the mounting groove (1) is provided with a mounting bin (8), the two inner bottoms of the mounting bin (8) are provided with double-shaft motors (9), the output end of each double-shaft motor (9) is provided with a transmission shaft (6), the outer sides of the two groups of transmission shafts (6) are provided with impellers (13) far away from each other, the outer sides of the two groups of impellers (13) are uniformly provided with blades (12), the outer sides of the two groups of mounting grooves (1) are provided with cleaning brushes (5) matched with the impellers (13), the inner top of the mounting bin (8) is provided with a storage battery (10), and the middle position of the inner, arc-shaped guide sleeves (14) are arranged on two sides of the top inside the mounting groove (1), arc-shaped shock absorption columns (15) which are attached to each other are arranged on the inner sides of the two groups of arc-shaped guide sleeves (14), the arc-shaped shock absorption columns (15) are connected with the floating plate (2) mutually, and buffer springs (16) which are matched with each other are arranged on the outer sides of the arc-shaped shock absorption columns (15);
the gas-liquid turbulence assembly is characterized in that two sides inside the gas-liquid turbulence assembly are sleeved with sleeves (3), an air pump (304) is arranged in the middle of the top inside the mounting groove (1), a servo motor (303) is arranged in the middle inside the mounting groove (1), a driving gear (302) is arranged at the output end of the servo motor (303), driven gears (305) meshed with the driving gears (302) are arranged at the tops of the outer sides of the two groups of sleeves (3), stirring blades (301) are arranged at the bottoms of the outer sides of the two groups of sleeves (3), and air guide pipes (306) communicated with the sleeves (3) are arranged on two sides of the air pump (304);
the inside intermediate position department of jet-propelled removal subassembly is equipped with high pressure positive blower (11), the back one end of high pressure positive blower (11) is equipped with seal groove (114), the outside of seal groove (114) is equipped with closing plate (111), the inboard intermediate position department of seal groove (114) is equipped with hemisphere air guide block (112), and hemisphere air guide block (112) and high pressure positive blower (11) mutually support, the four corners department of seal groove (114) back one end is equipped with injection pipe (113) of mutual intercommunication, and is four groups the inboard of injection pipe (113) is equipped with spiral line (115) of mutually supporting, controller (7) pass through the signal of telecommunication respectively with servo motor (303), air pump (304), double-axis motor (9) and high pressure positive blower (11) electric connection.
2. The aerator as claimed in claim 1, wherein the aerator comprises: guide wheels are arranged on two sides of the outer side of the floating plate (2), and waterproof layers are arranged on the outer sides of the guide wheels.
3. The aerator as claimed in claim 1, wherein the aerator comprises: the top of the floating pontoon (4) is provided with a sealing bearing seat, and the sealing bearing seat is matched with the transmission shaft (6).
4. The aerator as claimed in claim 1, wherein the aerator comprises: hanging rings are arranged on two sides of the top of the mounting bin (8), and anti-skid grains are arranged on the outer sides of the hanging rings.
5. The aerator as claimed in claim 1, wherein the aerator comprises: and a fixed separation layer is arranged in the middle of the inner side of the mounting groove (1), and the fixed separation layer is connected with the servo motor (303) and the air pump (304).
6. The aerator as claimed in claim 1, wherein the aerator comprises: and a blocking filter screen is arranged at the bottom of the inner side of the sleeve (3).
7. The aerator as claimed in claim 1, wherein the aerator comprises: the inner side of the arc-shaped guide sleeve (14) is provided with a rubber buffer pad, and the rubber buffer pad is matched with the arc-shaped shock absorption column (15).
8. The aerator as claimed in claim 1, wherein the aerator comprises: the outside of servo motor (303) is equipped with the protective housing, and the inboard of protective housing is equipped with the waterproof layer.
9. The aerator as claimed in claim 1, wherein the aerator comprises: the cleaning brush (5) extends to the inner side of the impeller (13).
10. The aerator as claimed in claim 1, wherein the aerator comprises: the top of one side of the injection pipe (113) is provided with a lengthened half sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011207853.4A CN112154969A (en) | 2020-11-03 | 2020-11-03 | Oxygen-increasing machine for crayfish is bred |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011207853.4A CN112154969A (en) | 2020-11-03 | 2020-11-03 | Oxygen-increasing machine for crayfish is bred |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112154969A true CN112154969A (en) | 2021-01-01 |
Family
ID=73865488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011207853.4A Withdrawn CN112154969A (en) | 2020-11-03 | 2020-11-03 | Oxygen-increasing machine for crayfish is bred |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112154969A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112340895A (en) * | 2021-01-07 | 2021-02-09 | 山东龙安泰环保科技有限公司 | Wastewater purification treatment device with good ozone dissolving effect |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB823658A (en) * | 1956-12-06 | 1959-11-18 | Snecma | A directional discharge-nozzle device |
| US4086306A (en) * | 1976-04-09 | 1978-04-25 | Kaneyasu Yoshinaga | Centrifugal pump |
| TW201144613A (en) * | 2010-06-04 | 2011-12-16 | Wisepoint Tech Co Ltd | Jet propulsion device |
| CN206417166U (en) * | 2017-01-19 | 2017-08-18 | 刘刚富 | A kind of high pressure draught propulsion plant |
| CN210397163U (en) * | 2019-05-16 | 2020-04-24 | 西安势加动力科技有限公司 | Impeller with automatic maintenance function |
| CN210869444U (en) * | 2019-09-19 | 2020-06-30 | 四川五一机械制造有限公司 | Submersible aerator |
-
2020
- 2020-11-03 CN CN202011207853.4A patent/CN112154969A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB823658A (en) * | 1956-12-06 | 1959-11-18 | Snecma | A directional discharge-nozzle device |
| US4086306A (en) * | 1976-04-09 | 1978-04-25 | Kaneyasu Yoshinaga | Centrifugal pump |
| TW201144613A (en) * | 2010-06-04 | 2011-12-16 | Wisepoint Tech Co Ltd | Jet propulsion device |
| CN206417166U (en) * | 2017-01-19 | 2017-08-18 | 刘刚富 | A kind of high pressure draught propulsion plant |
| CN210397163U (en) * | 2019-05-16 | 2020-04-24 | 西安势加动力科技有限公司 | Impeller with automatic maintenance function |
| CN210869444U (en) * | 2019-09-19 | 2020-06-30 | 四川五一机械制造有限公司 | Submersible aerator |
Non-Patent Citations (1)
| Title |
|---|
| 郭海军: "《钙邦崛起》", 31 August 2017 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112340895A (en) * | 2021-01-07 | 2021-02-09 | 山东龙安泰环保科技有限公司 | Wastewater purification treatment device with good ozone dissolving effect |
| CN112340895B (en) * | 2021-01-07 | 2021-03-26 | 山东龙安泰环保科技有限公司 | Wastewater purification treatment device with good ozone dissolving effect |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210101 |
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| WW01 | Invention patent application withdrawn after publication |