CN106359244A - Diving aerator - Google Patents
Diving aerator Download PDFInfo
- Publication number
- CN106359244A CN106359244A CN201611014817.XA CN201611014817A CN106359244A CN 106359244 A CN106359244 A CN 106359244A CN 201611014817 A CN201611014817 A CN 201611014817A CN 106359244 A CN106359244 A CN 106359244A
- Authority
- CN
- China
- Prior art keywords
- impeller
- hole
- housing
- ring flange
- impeller body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005276 aerator Methods 0.000 title claims abstract description 27
- 230000009189 diving Effects 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 238000007789 sealing Methods 0.000 claims description 23
- 239000011148 porous material Substances 0.000 claims description 20
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims 1
- 239000013535 sea water Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005273 aeration Methods 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 239000007789 gas Substances 0.000 description 8
- 239000013589 supplement Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a diving aerator. The diving aerator comprises a motor, a shell and an impeller, wherein a motor shell is fixedly connected with the shell, a cavity is formed in the shell, an air inlet is formed in the side face of the shell, and a connecting air hole is formed in the center of the bottom of the shell; the impeller comprises an impeller body and a flange plate, multiple through channels are formed in the impeller body, and a through hole is formed in the center of the flange plate and communicated with the through channels; a circular ring protrusion is arranged on the bottom face of the shell and stretches downwards; the diameter of a motor shaft is smaller than the diameter of the connecting air hole, the diameter of a mechanical oil seal center hole and the diameter of the through hole, and interval space is formed; the air inlet, the cavity of the shell, the interval space and the through channels jointly form an air flow path. According to the diving aerator, when air is discharged into seawater through the air flow path, air loss is small, so that the aeration effect is good; the size of the air flow path can be adjusted during production, and therefore product use types are increased.
Description
Technical field
The present invention relates to a kind of oxygen increasing pump, particularly a kind of diving automatic aerator.
Background technology
Oxygen increasing pump, also referred to as air pump, air are pressed in water, allow the oxygen of in the air and water to be fully contacted, to reach
Allow partial oxidation to incorporate in water, increase water oxygen content it is ensured that water fish class growth needs.Ornamental fish tank, arrives greatly fish pond, all
Use.Its operation principle is: when wheel rotation, due to the effect of centrifugal force, wind vane promotes gas to move out forward,
Thus forming a series of spiral helicine motions, the air between impeller blade accelerates rotation and in the shape of a spiral by the gas outside the pump housing
Body clamp-ons (being sucked by air entry) side channel, and after it enters wing passage, gas is compressed, and is then returned between impeller blade again
Again speed up rotation.When air passes through impeller and side channel along spiral path, each impeller blade increased compression and
The degree accelerating, with the carrying out of rotation, the kinetic energy of gas increases so that increasing further along the gas pressure that wing passage passes through
Plus.When air reaches the junction point (wing passage narrows) of side channel and drain flange in exit, gas is extruded blade and discharges
The pump housing.
Existing oxygen increasing pump, generally includes motor, the pump housing, rotating shaft and impeller, and rotating shaft connects motor and impeller respectively, and turns
Axle is hollow axle, has the air inlet along the setting of rotating shaft radial direction and venthole in rotating shaft, and air inlet is with venthole respectively
With the cavity insertion of spindle central, during work, air enters from air inlet, and through the cavity in rotating shaft, finally arranges from venthole
Go out, because venthole, air inlet are all axially perpendicular to lumen centerline, so, the flow route of air has two and turns round, pole
Lossy air imbibed quantity is not so that the oxygen supplement efficiency of oxygen increasing pump is good；Further, since the restriction of production cost, various power
The diameter of the machine shaft of oxygen increasing pump be standard, so, the aperture of the cavity in rotating shaft is limited it is impossible to obtain bigger
Aperture, to increase the air capacity in unit area, limits the oxygenation effect of oxygen increasing pump.
Content of the invention
The technical problem to be solved is to provide a kind of diving automatic aerator, and it can adjust the space of air duct
Size, to obtain the most rational oxygen supplement amount, realizes optimal oxygenation effect.
For solving above-mentioned technical problem, a kind of technical solution of diving automatic aerator of the present invention is:
A kind of diving automatic aerator, including motor, housing and impeller, motor housing is fixedly connected with the casing, and the arbor of motor passes through
Casing center simultaneously extends to the outside of housing thus realizing being connected with impeller, has cavity, set in housing side in described housing
There is air inlet, be provided with connection pore at the center of housing bottom；Described impeller includes impeller body and is arranged on impeller body
The ring flange of end face center, has multiple through channel in described impeller body, has through hole in ring flange center, described through hole
With multiple through channel insertions；Extend downwardly in housing bottom surface and be provided with annulus projection, described annulus projection is same with being connected pore
Axle, and the raised inner diameter of annulus is more than the aperture connecting pore, setting mechanical type oil between ring flange and annulus projection
Envelope, the outer wall of described mechanical type oil sealing is fitted close with the inwall of annulus projection, the inwall of ring flange respectively, meanwhile, mechanical type
The groove floor that the upper end of oil sealing is formed with annulus projection is fitted close, and the groove floor that lower end is formed with ring flange is closely joined
Close；Described arbor passes through and finally wears from the through hole connecting pore, the centre bore of mechanical type oil sealing and ring flange center successively
Cross the dowel hole of impeller body bottom and be exposed at outside dowel hole, be spirally connected by nut and arbor and realize arbor, impeller, mechanical type
Being fixedly connected of oil sealing and housing, and arbor diameter be less than connect the diameter of pore, the diameter of mechanical type oil sealing centre bore with
And the diameter of through hole, described arbor outer wall is interior with the inwall being connected pore, the inwall of mechanical type oil sealing centre bore and through hole
Clearance space is defined between wall；Described air inlet, the cavity of housing, clearance space and multiple through channel together form
Air flow channel.
Described impeller includes the impeller body with hollow cavity and the ring flange being arranged on impeller body end face center,
The outer peripheral face of impeller body is evenly equipped with multiple class triangular vane, and a drift angle of class triangular vane is towards outside impeller body
Side, the both sides of drift angle are respectively side a, side b, and the hollow intracavity of described impeller body is certain with the through-hole wall away from ring flange
The periphery of distance is evenly equipped with consistent with class triangular vane number and many correspondingly for starting point towards impeller body outer peripheral face
Individual involute shape water conservancy diversion rib, the top surface of each involute shape water conservancy diversion rib, the bottom surface top with the hollow cavity of impeller body respectively
Face, bottom surface one are fitted, define between the starting point of the through hole of ring flange and multiple involute shape water conservancy diversion rib one public poly-
Water cavity, has been respectively formed a through channel, public polywater chamber and each insertion between two adjacent involute shape water conservancy diversion ribs
Passage insertion, through channel is inwardly connected with the through hole of ring flange center, stretch out insertion to two class triangular vane it
Between impeller body outer peripheral face and class triangular vane side a, the upper edge of described side b is respectively equipped with chamfering with lower edge,
Define a wedge angle between two chamferings, rounding is arranged on wedge angle.
Described side b is connected with corresponding involute water conservancy diversion rib, and the track of side b is parabola, described parabola
Extension for involute water conservancy diversion rib.
What the present invention can reach has the technical effect that
Compared with prior art, the diving automatic aerator of the present invention, the side b using parabolic path pushes away water end (W.E.) as impeller
Face, and it is respectively provided with chamfering and rounding, this greatly reduces the resistance of side b and water, and during operating, the load of motor is more
Little, service life is longer；Compared with prior art, the diving automatic aerator of the present invention, in process component, the air inlet of housing
Hole, the cavity of housing, connection pore, the centre bore of mechanical type oil sealing, the through hole of ring flange and multiple through channel all can roots
Carry out size adjusting according to the actual service condition of client, thus the size realizing clearance space can adjust, finally realize air and inhale
Can adjust of input, has reached optimal use effect；
Compared with prior art, the diving automatic aerator of the present invention, in impeller operation, side b water flow cutting, and air is from insertion
When channel flow is to intersection between side b and impeller body, because the track of the side b of class triangular vane is involute
The extension laterally of shape water conservancy diversion rib, air naturally can be expelled to impeller outer along water flow cutting, and air drag obtains
Reduce；In addition, air is after entering in housing hollow from air inlet, it is directly over clearance space and enters multiple through channel
It is emitted into eventually in water, whole circulation passage is smooth, no turning, air loss has been down to minimum.
Brief description
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description:
Fig. 1 is the axonometric chart of diving automatic aerator of the present invention；
Fig. 2 is the sectional view of diving automatic aerator of the present invention；
Fig. 3 is the three-dimensional exploded view of diving automatic aerator of the present invention；
Fig. 4 is the superstructure figure of the blade of diving automatic aerator of the present invention；
Fig. 5 is the lower junction composition of the blade of diving automatic aerator of the present invention；
Fig. 6 is the structural representation of the mechanical type oil sealing of diving automatic aerator of the present invention；
Fig. 7 is the axonometric chart of the housing of diving automatic aerator of the present invention；
Fig. 8 is the axonometric chart of the impeller of diving automatic aerator of the present invention.
Specific embodiment
Refer to Fig. 1 to Fig. 8, the present invention provides a kind of diving automatic aerator, including motor 1, housing 2 and impeller 3, motor 1
Shell is fixedly connected with housing 2, and the arbor 4 of motor 1 passes through housing 2 center and extends to the outside of housing 2 thus real with impeller 3
Now connect, between arbor 3 and housing 2, be provided with oil sealing, there is in described housing 2 cavity 5, housing 2 top has lid 28, in shell
Body 2 side is provided with air inlet 6, and air inlet 6 is connected with trachea 25, is provided with connection pore 7 at the center of housing 2 bottom；Described
The ring flange 9 that impeller 3 includes impeller body 8 and is arranged on impeller body 8 end face center, has many in described impeller body 8
Individual through channel 10, has through hole 11, described through hole 11 and the insertion of multiple through channel 10 at ring flange 9 center；At housing 2 bottom
The extension that faces down is provided with annulus projection 12, and described annulus raised 12 is coaxial with being connected pore 7, and the inwall of annulus projection 12 is straight
Footpath is more than the aperture connecting pore 7, arranges mechanical type oil sealing 24, described mechanical type oil between ring flange 9 and annulus projection 12
The outer wall of envelope 24 is fitted close with the inwall of the inwall of annulus projection 12, ring flange 9 respectively, meanwhile, mechanical type oil sealing 24 upper
The groove floor that end and annulus projection 12 are formed is fitted close, and the groove floor that lower end is formed with ring flange 9 is fitted close, institute
Centre bore 26 diameter stating mechanical type oil sealing 24 is less than arbor 4 diameter, the mechanical type oil sealing 24 of said structure, prevents sea water from leaf
Pour in housing 2 in gap between wheel 3 and housing 2, meanwhile, in turn ensure that the through hole 11 of the cavity 5 in housing 2 and impeller 3
Between connection；Described arbor 4 is logical from connection pore 7, the centre bore 26 of mechanical type oil sealing 24 and ring flange 9 center successively
Hole 11 passes through and eventually passes through the dowel hole 22 of impeller body 8 bottom and be exposed at outside dowel hole 22, by nut 27 and arbor 4
It is spirally connected and realizes being fixedly connected of arbor 4, impeller 3, mechanical type oil sealing 24 and housing 2, and arbor 4 diameter is less than and connects pore 7
Diameter, the diameter of mechanical type oil sealing 24 centre bore 26 and through hole 11 diameter, described arbor 3 outer wall be connected pore 7
Clearance space is defined between inwall, the inwall of mechanical type oil sealing 24 centre bore 26 and the inwall of through hole 11；Described air inlet
6th, the cavity 5 of housing 2, clearance space and multiple through channel 10 together form air flow channel.
Described impeller 3 includes the impeller body 8 with hollow cavity 31 and the flange being arranged on impeller body 8 end face center
Disk 9, hollow cavity 31 inwardly through hole 11 insertion with ring flange 9, the outer peripheral face insertion of outside and impeller body 8, impeller body 8 can
It is divided into top and bottom, Fig. 4 is the superstructure figure of impeller body, it is therefore seen that, through hole 11 can branch to each through channel
10, Fig. 5 is the lower junction composition of impeller body, it is therefore seen that, the center of the bottom of impeller body 8 has dowel hole 22, motor 1
Arbor 4 be arranged in dowel hole 22, be evenly equipped with multiple class triangular vane 13, class triangle in the outer peripheral face 35 of impeller body 8
Towards outside impeller body 8, the both sides of drift angle 14 are respectively side a15, side b16 to one drift angle 14 of shape blade 13, described
With the periphery of the through hole 11 inwall certain distance (this distance range is as 1-3cm) away from ring flange 9 in the hollow cavity 31 of impeller body 8
32 be starting point towards impeller body 8 outer peripheral face 35 be evenly equipped with consistent with class triangular vane 13 number and multiple correspondingly gradually
The shape that bursts at the seams water conservancy diversion rib 17, so, defines one between the starting point of the through hole 11 of ring flange 9 and involute shape water conservancy diversion rib 17
Public polywater chamber 33, the top surface of each involute shape water conservancy diversion rib 17, the bottom surface top with the hollow cavity 31 of impeller body 8 respectively
Face, bottom surface one are fitted, and have been respectively formed a through channel 10, public between two adjacent involute shape water conservancy diversion ribs 17
Polywater, the water in 33 ultimately forms and multiple branches into each through channel 10, the starting point 34 of multiple involute shape water conservancy diversion ribs
End face together form the circular trace concentric with the through hole 11 of ring flange 9, is respectively formed in the end of each through channel 10
Gas outlet 23, each gas outlet 23, all in direction aerofluxuss, forms the outside air-flow of spiral, and through channel 10 is inwardly and flange
The through hole 11 at disk 9 center connects, stretch out impeller body 8 outer peripheral face 35 to two class triangular vane 13 for the insertion with
And the side a15 of class triangular vane 13, the upper edge of described side b16 and lower edge be respectively equipped with chamfering 18, two chamferings 18 it
Between define a wedge angle, on wedge angle arrange rounding 19.
Described side b16 is connected with corresponding involute water conservancy diversion rib 17, and the track of side b16 is parabola, described
Parabola is the extension of involute water conservancy diversion rib 17.
In process of production, for obtaining the shearing optimum to sea water, stirring, plug-flow and other effects, by side b16 along 29 and
The chamfer angle range of lower edge 30 controls between 20-70 degree.The upper edge of side b16 is side b16 and class triangular vane 13
Top surface between angle boundary line, lower edge is angle boundary line between side b16 and the top surface of class triangular vane 13.
Hereinafter the operation principle of the diving automatic aerator of the present embodiment is made an explanation:
The diving automatic aerator of the present invention, when the seawall for shallow water type, mounting bracket base on housing 2, then will be whole
Oxygen increasing pump puts into seawall, and bracket base is in seawall pool bottom, and oxygen increasing pump is played a supporting role；Use in the seawall of deep water type
When, ball float can be arranged on oxygen increasing pump, ball float is bubbled through the water column, oxygen increasing pump is in water, thus seawall is realized with oxygen supplement work
Make.
During work, need to increase a pipe, this root pipe one end is connected with the air inlet 6 on housing 2, the other end extends
Connect to outside the water surface and with outside air, first, in housing 2, impeller 3, be each filled with sea water, start motor 1, motor 1 impeller
3 rotations, the water in through channel 10, housing 2 is got rid of to outside impeller 3, now, defines negative in the through channel 10 of impeller 3
Pressure, air is constantly inhaled into the cavity 5 of housing 2, then passes through connection pore 7, the through hole 11 of ring flange 9 is delivered to multiple passing through
Circulation passage 10, final discharge impeller 3 simultaneously dissolves in the seawater, and in the process, the class triangular vane 13 of impeller 3 is constantly right
Sea water carries out shearing, stirs, plug-flow, in order to reduce the frictional resistance of blade 13 and sea water, reduces the load of motor 1, in blade
13 with the cutting end face of sea water, that is, the upper edge of side b16 is processed into fillet surface 18, and the wedge angle being formed respectively with lower edge
Rounding 19 is processed at place, makes current be capable of the separation of flexibility when through side b16, and in fairshaped mode from class
The top surface 20 of triangular vane 13 and bottom surface 21 are flow through, and when current are through class triangular vane 13 tail end, this tail end is actual to be
Side a15, two strands of current are merged into one again, and the tail end side a15 in class triangular vane 13 and next adjacent class
It is the outlet of through channel 10 between the front end side b16 of triangular vane 13, that is, air arranges the last pass to sea water
Mouthful, so, two stock market water of flow at high speed moment merging just meet and bring in sea water by air rapidly with air, moment
The sea water merging brings certain impact, forms substantial amounts of bubble with air, bubble is rushed by the impeller 3 of high-speed rotation after combining
Dissipate, realize optimal oxygen supplement scope and oxygenation effect.
A kind of the diving automatic aerator above embodiment of the present invention being provided is described in detail, tool used herein
Body example is set forth to the principle of the present invention and embodiment, and the explanation of above example is only intended to help and understands this
Bright disclosed technical scheme；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, it is being embodied as
All will change in mode and range of application, in sum, this specification content should not be construed as the restriction of the present invention.
Claims (3)
1. a kind of diving automatic aerator it is characterised in that: include motor, housing and impeller, motor housing is fixedly connected with the casing, electricity
The arbor of machine passes through casing center and extends to the outside of housing thus realizing being connected with impeller, has cavity in described housing,
It is provided with air inlet in housing side, be provided with connection pore at the center of housing bottom；Described impeller includes impeller body and sets
Put the ring flange in impeller body end face center, in described impeller body, there are multiple through channel, have in ring flange center
Through hole, described through hole and multiple through channel insertions；Extend downwardly in housing bottom surface that to be provided with annulus raised, described annulus raised with
It is coaxial for connecting pore, and the raised inner diameter of annulus is more than the aperture connecting pore, between ring flange and annulus projection
Setting mechanical type oil sealing, the outer wall of described mechanical type oil sealing is fitted close with the inwall of annulus projection, the inwall of ring flange respectively,
Meanwhile, the groove floor that the upper end of mechanical type oil sealing is formed with annulus projection is fitted close, and lower end is recessed with what ring flange was formed
Groove bottom is fitted close；Described arbor is successively from the through hole connecting pore, the centre bore of mechanical type oil sealing and ring flange center
Pass through and eventually pass through the dowel hole of impeller body bottom and be exposed at outside dowel hole, be spirally connected by nut and arbor and realize machine
Being fixedly connected of axle, impeller, mechanical type oil sealing and housing, described arbor diameter is less than diameter, the mechanical type oil connecting pore
The envelope diameter of the centre bore and diameter of through hole, described arbor outer wall and the inwall being connected pore, mechanical type oil sealing centre bore
Clearance space is defined between inwall and the inwall of through hole；Described air inlet, the cavity of housing, clearance space and multiple pass through
Circulation passage together form air flow channel.
2. a kind of diving automatic aerator according to claim 1 it is characterised in that: described impeller includes the leaf with hollow cavity
Wheel body and the ring flange being arranged on impeller body end face center, are evenly equipped with multiple class trianglees in the outer peripheral face of impeller body
Blade, towards outside impeller body, the both sides of drift angle are respectively side a, side b to a drift angle of class triangular vane, described
The hollow intracavity of impeller body is with the periphery of the through-hole wall certain distance away from ring flange for starting point towards impeller body outer peripheral face
It is evenly equipped with and correspondingly multiple involute shape water conservancy diversion ribs consistent with class triangular vane number, each involute shape water conservancy diversion
Fits with the top surface of the hollow cavity of impeller body, bottom surface one respectively in the top surface of rib, bottom surface, the through hole of ring flange and multiple gradually
Define a public polywater chamber, between the starting point of the shape that bursts at the seams water conservancy diversion rib between two adjacent involute shape water conservancy diversion ribs all
Define a through channel, public polywater chamber and each through channel insertion, through channel inwardly with the leading to of ring flange center
Hole connects, the side of stretch out the impeller body outer peripheral face to two class triangular vane for the insertion and class triangular vane
Side a, the upper edge of described side b is respectively equipped with chamfering with lower edge, defines a wedge angle between two chamferings, arranges on wedge angle
Rounding.
3. a kind of diving automatic aerator according to claim 1 it is characterised in that: described side b is led with corresponding involute
Stream rib connects, and the track of side b is parabola, and described parabola is the extension of involute water conservancy diversion rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611014817.XA CN106359244B (en) | 2016-11-18 | 2016-11-18 | Submersible aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611014817.XA CN106359244B (en) | 2016-11-18 | 2016-11-18 | Submersible aerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106359244A true CN106359244A (en) | 2017-02-01 |
| CN106359244B CN106359244B (en) | 2022-06-21 |
Family
ID=57892353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611014817.XA Active CN106359244B (en) | 2016-11-18 | 2016-11-18 | Submersible aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106359244B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567928A (en) * | 2018-11-09 | 2019-04-05 | 湖南爱芷生医疗科技有限公司 | A kind of superconduction deep-frozen cutter head system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567928A (en) * | 2018-11-09 | 2019-04-05 | 湖南爱芷生医疗科技有限公司 | A kind of superconduction deep-frozen cutter head system |
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| CN106359244B (en) | 2022-06-21 |
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