CN208866097U - A kind of cleaning device of Bioexperiment conical flask - Google Patents
A kind of cleaning device of Bioexperiment conical flask Download PDFInfo
- Publication number
- CN208866097U CN208866097U CN201820920463.3U CN201820920463U CN208866097U CN 208866097 U CN208866097 U CN 208866097U CN 201820920463 U CN201820920463 U CN 201820920463U CN 208866097 U CN208866097 U CN 208866097U
- Authority
- CN
- China
- Prior art keywords
- support rod
- fixed
- conical flask
- outline border
- bioexperiment
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of cleaning devices of Bioexperiment conical flask, including outline border, the middle position of the outline border inner cavity top is fixedly connected with micromotor by firm banking, the output end of the micromotor is rotatably connected to shaft, the shaft runs through outline border far from one end of micromotor and extends to the outside of outline border, the shaft and the threaded one end outside outline border is connected with third fixing axle, the inner surface of the third fixing axle and telescopic rod is connected with far from the threaded one end of shaft, the one end of the telescopic rod far from third fixing axle is fixedly connected with fixed support rod by the second fixing axle, the fixation support rod is arranged with the first hairbrush far from the end surface of telescopic rod, the utility model relates to Bioexperiment equipment technical fields.A kind of cleaning device of Bioexperiment conical flask, has achieved the purpose that effective enhancing cleaning effect, using micromotor as driving device, is conducive to improve whole cleaning efficiency.
Description
Technical field
The utility model relates to Bioexperiment equipment technical field, the cleaning of specially a kind of Bioexperiment conical flask is filled
It sets.
Background technique
A kind of glass apparatus that chemical laboratory is common of conical flask, by German chemist Li Chaelunmaier in 1861
Invention, conical flask are generally used in titration experiments, can be splashed out outside bottle when dripping under titrating solution in order to prevent, and the mistake of experiment is caused
Difference, then place the bottle on magnetic stirrer and stir, conical flask is that the titration of vertical section triangular shape made of hard glass is anti-
Answer device, mouth is small, bottom is big, when being conducive to titration process and being vibrated, reaction sufficiently and liquid is not easy to splash out, which can be in water
Heated on bath or electric furnace, appearance in flat coniform, under it is wealthy narrow, have a cylindrical neck portion, top has one wealthy compared with neck to open
Mouthful, it can be used and closed by the plug that cork or rubber are fabricated to sometimes, it is on body to have several scales more, to indicate the appearance that can be contained
Amount, conical flask also can be used in routine experimentation, preparing gas or as reaction vessel, and pyramidal structure is relatively stable, will not topple over,
And in Bioexperiment, experimenter often utilizes conical flask to contain fluid nutrient medium using the small advantage of conical flask neck opening,
Or as some microculture containers.Used conical flask burnisher is mainly conical flask brush in existing Bioexperiment
Or test tube brush is not easy to clean because being in triangular pyramidal inside conical flask, cleaning effect is bad, is often not easy clean, cleans
It is next time-consuming and laborious, and clean operation is relied primarily on and is manually cleaned, heavy workload reduces whole working efficiency.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of cleaning device of Bioexperiment conical flask, solution
Existing conical flask brush is determined or when test tube brush cleans Bioexperiment with conical flask, because being in pyrometric cone inside conical flask
Shape is not easy to clean, and cleaning effect is bad, is often not easy clean, and cleaning is got up time-consuming and laborious, and clean operation relies primarily on
The problem of manually cleaning, heavy workload, reducing whole working efficiency.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of Bioexperiment taper
The cleaning device of bottle, including outline border, the middle position of the outline border inner cavity top are fixedly connected with miniature by firm banking
Motor, the output end of the micromotor are rotatably connected to shaft, and the one end of the shaft far from micromotor is through outer
Frame and the outside for extending to outline border, the shaft and the threaded one end being located at outside outline border are connected with third fixing axle, described
Third fixing axle inner surface and be connected with telescopic rod far from the threaded one end of shaft, the telescopic rod is fixed far from third
One end of axis is fixedly connected with fixed support rod, one end table of the fixation support rod far from telescopic rod by the second fixing axle
Surface cover is equipped with the first hairbrush, and the one end of the fixation support rod far from telescopic rod by the first fixing axle and the first hairbrush it
Between be fixedly connected, the middle position of the outer arch is fixedly connected with handle, the front of the fixation support rod
Fixed card slot is offered jointly with the back side, and the fixed card slot surface slidably connects fixed slip bar, the fixed slip bar
Two end surfaces be rotatably connected to fixed block, the center of the fixed block bottom surface is inserted with movable support rod,
And the movable support rod runs through fixed block close to one end of telescopic rod and extends to the outside of fixed block, the activity branch
One end of strut surfaces and separate telescopic rod is arranged with the second hairbrush.
Preferably, the two sides of the fixation support rod and fixed slip bar symmetrically offer threaded securing bores, described
The hole surface that is screwed be threaded with fixture nut, the movable support rod is fixedly connected far from one end of the second hairbrush
There is limited block.
Preferably, the fixed block top and bottom symmetrically offers fixation hole, the fixed block top and bottom
It is interconnected between the fixation hole on surface and is formed with channel, and the diameter in the channel is suitable with the diameter of movable support rod.
Preferably, the fixation support rod and movable support rod are made of stainless steel material, and the fixed branch
Strut and movable support rod surface are coated with corrosion-resistant antirusting paint.
Preferably, the length of second hairbrush accounts for the one third of movable support rod overall length.
Preferably, the telescopic rod is rod-pulling type telescopic rod.
(3) beneficial effect
The utility model provides a kind of cleaning device of Bioexperiment conical flask.Have it is following the utility model has the advantages that
(1), the cleaning device for being used for ring flange, is fixed by the middle position of outline border inner cavity top by firm banking
It is connected with micromotor, the output end of micromotor is rotatably connected to shaft, and shaft runs through outline border far from one end of micromotor
And extend to the outside of outline border, shaft and be located at outline border outside threaded one end be connected with third fixing axle, third fixing axle
Inner surface and the threaded one end of separate shaft are connected with telescopic rod, and the one end of telescopic rod far from third fixing axle is fixed by second
Axis is fixedly connected with fixed support rod, and fixed support rod is arranged with the first hairbrush, and fixed branch far from the end surface of telescopic rod
By being fixedly connected between the first fixing axle and the first hairbrush, the middle position of outer arch is solid for the one end of strut far from telescopic rod
Surely it is connected with handle, front and the back side of fixed support rod offer fixed card slot jointly, and the sliding of fixed card slot surface connects
It is connected to fixed slip bar, two end surfaces of fixed slip bar are rotatably connected to fixed block, and the center of fixed block bottom surface is inserted
Equipped with movable support rod, and movable support rod runs through fixed block close to one end of telescopic rod and extends to the outside of fixed block, living
It moves support rod surface and one end far from telescopic rod and is arranged with the second hairbrush, achieved the purpose that effective enhancing cleaning effect, made
Fixed support rod and movable support rod are inserted vertically into inside conical flask to be cleaned, due to the first hairbrush and second mao by the used time
Brush it is sufficiently flexible, therefore the two can deformation occurs in order to be inserted into inside conical flask, it is flexible using telescopic rod afterwards until making the
It contacts with each other between one hairbrush and the bottom of conical flask, and root is being consolidated according to the different size of conical flask to adjust fixed slip bar
The position for determining card slot, when determining a certain position of the fixed slip bar in fixed card slot, at this time then using fixture nut and fixation
It is threadedly coupled between slide bar and the threaded securing bores on fixed support rod surface, so as to which fixed slip bar is fixed on fixed support
Bar surface, in order to which the height of fixed slip bar can be adjusted according to the specification difference of conical flask to be cleaned, thus adjustable
Corner dimension between support rod and conical flask inner wall, in order to be suitable for different size conical flask, after again toward opposite direction
Two fixed blocks are rotated into identical angle, so as to drive movable support rod to rotate using fixed block rotation, thus adjustable solid
The tilt angle for the movable support rod that block surface plugs is determined, in order to second mao for making that movable support rod and its surface be arranged
Brushing can come into full contact between conical flask inner wall to be cleaned, when being parallel to each other and connect between the second hairbrush and the inner wall of conical flask
It when touching, keeps the position of movable support rod constant at this time, is rotated afterwards using the fixed support rod of minitype motor driving, so as to drive
The rotation of first hairbrush, cleans the bottom inside conical flask to realize, when fixed support rod rotation, can drive fixation
Slide bar rotation, so as to drive fixed block to rotate, so as to drive the second hairbrush to rotate using fixed block rotation, so as to utilize
Second hairbrush fully and effectively cleans the internal side wall of conical flask, and replaces people using micromotor as driving device
Work cleans manually, is conducive to improve whole cleaning efficiency.
Detailed description of the invention
Fig. 1 is the structural front view of the utility model;
Fig. 2 is the structural schematic diagram of the telescopic rod of the utility model;
Fig. 3 is the main view of the fixation support rod of the utility model;
Fig. 4 is the right view of the fixation support rod of the utility model;
Fig. 5 is the appearance top view of the fixed block of the utility model;
Fig. 6 is the structural schematic diagram of the fixed block of the utility model;
Fig. 7 is the operation schematic diagram of the utility model;
Fig. 8 is the work top view of the movable support rod of the utility model.
In figure: 1 outline border, 2 firm bankings, 3 micromotors, 4 shafts, 5 third fixing axles, 6 telescopic rods, 7 second fixing axles,
8 fixed support rods, 81 fixed card slots, 82 fixed slip bars, 83 fixed blocks, 831 fixation holes, 832 channels, 84 movable support rods, 85
Second hairbrush, 86 threaded securing bores, 87 fixture nuts, 88 limited blocks, 9 first fixing axles, 10 first hairbrush, 11 handles.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-8 is please referred to, the utility model provides a kind of technical solution: a kind of cleaning dress of Bioexperiment conical flask
It sets, including outline border 1, the middle position of 1 inner cavity top of outline border is fixedly connected with micromotor 3, micromotor by firm banking 2
3 output end is rotatably connected to shaft 4, and the one end of shaft 4 far from micromotor 3 is through outline border 1 and extends to the outer of outline border 1
Portion, shaft 4 and the threaded one end being located at outside outline border 1 are connected with third fixing axle 5, the inner surface of third fixing axle 5 and separate
The threaded one end of shaft 4 is connected with telescopic rod 6, and telescopic rod 6 is rod-pulling type telescopic rod, flexible solid to drive using telescopic rod 6
The lower movement in the vertical direction of support rod 8 is determined, so as to drive the second hairbrush 85 to move up and down in conical flask inner wall, so as to right
Conical flask inner wall different location can be carried out effective cleaning.Telescopic rod 6 passes through the second fixing axle far from one end of third fixing axle 5
7 are fixedly connected with fixed support rod 8, and fixed support rod 8 is arranged with the first hairbrush 10 far from the end surface of telescopic rod 6, and solid
Determine the one end of support rod 8 far from telescopic rod 6 by being fixedly connected between the first fixing axle 9 and the first hairbrush 10,1 top of outline border
Middle position is fixedly connected with handle 11, and the front of fixed support rod 8 offers fixed card slot 81 with the back side jointly, fixed
81 surface of card slot slidably connects fixed slip bar 82, and two end surfaces of fixed slip bar 82 are rotatably connected to fixed block 83, utilizes
Fixed block 83 can then rotate according to actual needs fixed block 83 to certain angle in 82 surface pivots of fixed slip bar, so as to
The tilt angle for the movable support rod 84 that 83 surface of fixed block plugs is adjusted, in order to make movable support rod 84 and its surface
It can be come into full contact between the second hairbrush 85 being arranged conical flask inner wall to be cleaned, so as to drive the using micromotor 3
The rotation of two hairbrush 85, is then fully and effectively cleaned using internal side wall of second hairbrush 85 to conical flask.Fixed block
The center of 83 bottom surfaces is inserted with movable support rod 84, and movable support rod 84 runs through solid close to one end of telescopic rod 6
Determine block 83 and extend to the outside of fixed block 83, one end of 84 surface of movable support rod and separate telescopic rod 6 is arranged with second mao
Brush 85 rotates that shaft 4 is driven to rotate using micromotor 3, so as to drive telescopic rod 6 to rotate, finally using flexible
The rotation of bar 6 drives fixed support rod 8 to rotate, so as to horizontally rotate the first hairbrush for driving its bottom using fixed support rod 8
85 rotations so as to effectively and comprehensively clean to conical flask bottom, while driving work using the fixed rotation of support rod 8
Dynamic support rod 84 rotates, and drives the second hairbrush 85 to do circumference fortune in the horizontal direction so as to rotate using movable support rod 84
It is dynamic, so as to clean to conical flask inner wall using the second hairbrush 85 effectively and comprehensively, and using micromotor 3 as driving
Device replaces manually cleaning, and is conducive to improve whole cleaning efficiency.The two sides of fixed support rod 8 and fixed slip bar 82
Threaded securing bores 86 are symmetrically offered, 86 surface of threaded securing bores is threaded with fixture nut 87, when determining fixed slip bar
82 at a certain position of fixed card slot 81, at this time then using fixture nut 87 and fixed slip bar 82 and fixed support rod 8
It is threadedly coupled between the threaded securing bores 86 on surface, so as to which fixed slip bar 82 is fixed on fixed 8 surface of support rod, in order to
The height of fixed slip bar 82 can be adjusted according to the specification difference of conical flask to be cleaned, thus adjustable movable support rod 84 and cone
Corner dimension between shape bottle inner wall, in order to be suitable for the conical flask of different size.Movable support rod 84 is far from the second hairbrush 85
One end be fixedly connected with limited block 88, prevent movable support rod 84 from falling off from 82 surface of fixed slip bar.The top of fixed block 83 with
Bottom symmetrical offers fixation hole 831, and being interconnected between the fixation hole 831 on 83 top and bottom surface of fixed block, it is logical to be formed with
Road 832, and the diameter in channel 832 is suitable with the diameter of movable support rod 84, is blocked using channel 832 to movable support rod 84
It closes and fixes, and so that it is mutually slided between channel 832 according to actual needs the force of movable support rod 84, activity is propped up
A part is extracted out of channel 832 or be inserted into strut 84 out, so that adjustable movable support rod 84 is located at the length inside conical flask,
I.e. adjustable second hairbrush 85 between fixed slip bar 82 at a distance from.Fixed support rod 8 and movable support rod 84 are by stainless steel
Material is made, and fixed support rod 8 and 84 surface of movable support rod are coated with corrosion-resistant antirusting paint.The length of second hairbrush 85
The one third for accounting for 84 overall length of movable support rod is conducive to the contact area for increasing by the second hairbrush 85 and conical flask inner wall.
In use, fixed support rod 8 and movable support rod 84 are inserted vertically into inside conical flask to be cleaned, due to first
Hairbrush 10 and the second hairbrush 85 are sufficiently flexible, thus the two can deformation occurs in order to be inserted into inside conical flask, it is rear using flexible
Bar 6 is flexible until to contact with each other between the first hairbrush 10 and the bottom of conical flask, and root is according to the different size of conical flask,
Fixed slip bar 82 is adjusted in the position of fixed card slot 81, when determine fixed slip bar 82 at a certain position of fixed card slot 81,
Then connect at this time using screw thread between fixture nut 87 and fixed slip bar 82 and the threaded securing bores 86 on fixed 8 surface of support rod
It connects, so as to which fixed slip bar 82 is fixed on fixed 8 surface of support rod, in order to can be different according to the specification of conical flask to be cleaned
The height of fixed slip bar 82 is adjusted, thus the corner dimension between adjustable movable support rod 84 and conical flask inner wall, in order to
Suitable for the conical flask of different size, after two fixed blocks 83 are rotated into identical angle toward opposite direction again, so as to utilize
The rotation of fixed block 83 drives movable support rod 84 to rotate, so that the movable support rod 84 that adjustable 83 surface of fixed block plugs inclines
Rake angle, in order between the second hairbrush 85 for being arranged movable support rod 84 and its surface conical flask inner wall to be cleaned
It can come into full contact with, when being parallel to each other and contacting between the second hairbrush 85 and the inner wall of conical flask, keep movable supporting at this time
The position of bar 84 is constant, drives fixed support rod 8 to rotate using micromotor 3 afterwards, so as to drive the first hairbrush 10 to rotate, from
And realize and the bottom inside conical flask is cleaned, when fixed support rod 8 rotates, fixed slip bar 82 can be driven to rotate, from
And fixed block 83 can be driven to rotate, so as to drive the second hairbrush 85 to rotate using the rotation of fixed block 83, so as to utilize second
Hairbrush 85 fully and effectively cleans the internal side wall of conical flask, and replaces people using micromotor 3 as driving device
Work cleans manually, is conducive to improve whole cleaning efficiency.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of cleaning device of Bioexperiment conical flask, including outline border (1), it is characterised in that: described outline border (1) inner cavity
The middle position at top is fixedly connected with micromotor (3) by firm banking (2), the output end of the micromotor (3)
It is rotatably connected to shaft (4), the one end of the shaft (4) far from micromotor (3) is through outline border (1) and extends to outline border
(1) outside, the shaft (4) and the threaded one end for being located at outline border (1) outside are connected with third fixing axle (5), described
It the inner surface of third fixing axle (5) and is connected with telescopic rod (6) far from the threaded one end of shaft (4), the telescopic rod (6) is remote
One end from third fixing axle (5) is fixedly connected with fixed support rod (8) by the second fixing axle (7), the fixed support
Bar (8) is arranged with the first hairbrush (10) far from the end surface of telescopic rod (6), and the fixation support rod (8) is far from flexible
One end of bar (6) by being fixedly connected between the first fixing axle (9) and the first hairbrush (10), at the top of the outline border (1) in
Between position be fixedly connected with handle (11), the fixation support rod (8) front with the back side offer fixing card jointly
Slot (81), the fixed card slot (81) surface slidably connect fixed slip bar (82), the both ends of the fixed slip bar (82)
Surface is rotatably connected to fixed block (83), and the center of the fixed block (83) bottom surface is inserted with movable support rod
(84), and the movable support rod (84) runs through fixed block (83) close to one end of telescopic rod (6) and extends to fixed block
(83) outside, the movable support rod (84) surface and one end far from telescopic rod (6) are arranged with the second hairbrush (85).
2. a kind of cleaning device of Bioexperiment conical flask according to claim 1, it is characterised in that: the fixation
The two sides of support rod (8) and fixed slip bar (82) symmetrically offer threaded securing bores (86), the threaded securing bores
(86) surface is threaded with fixture nut (87), and the movable support rod (84) is fixed far from the one end of the second hairbrush (85)
It is connected with limited block (88).
3. a kind of cleaning device of Bioexperiment conical flask according to claim 2, it is characterised in that: the fixation
Block (83) top and bottom symmetrically offers fixation hole (831), the fixation hole on the fixed block (83) top and bottom surface
(831) it is interconnected and is formed with channel (832) between, and the diameter in the channel (832) and movable support rod (84) is straight
Diameter is suitable.
4. a kind of cleaning device of Bioexperiment conical flask according to claim 1, it is characterised in that: the fixation
Support rod (8) and movable support rod (84) are made of stainless steel material, and the fixation support rod (8) and movable support rod
(84) surface is coated with corrosion-resistant antirusting paint.
5. a kind of cleaning device of Bioexperiment conical flask according to claim 1, it is characterised in that: described second
The length of hairbrush (85) accounts for the one third of movable support rod (84) overall length.
6. a kind of cleaning device of Bioexperiment conical flask according to claim 1, it is characterised in that: described is flexible
Bar (6) is rod-pulling type telescopic rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820920463.3U CN208866097U (en) | 2018-06-14 | 2018-06-14 | A kind of cleaning device of Bioexperiment conical flask |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820920463.3U CN208866097U (en) | 2018-06-14 | 2018-06-14 | A kind of cleaning device of Bioexperiment conical flask |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208866097U true CN208866097U (en) | 2019-05-17 |
Family
ID=66462210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820920463.3U Expired - Fee Related CN208866097U (en) | 2018-06-14 | 2018-06-14 | A kind of cleaning device of Bioexperiment conical flask |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208866097U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112033781A (en) * | 2020-10-09 | 2020-12-04 | 衡山县宏达农机专业合作社 | Green tea production detection device |
-
2018
- 2018-06-14 CN CN201820920463.3U patent/CN208866097U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112033781A (en) * | 2020-10-09 | 2020-12-04 | 衡山县宏达农机专业合作社 | Green tea production detection device |
CN112033781B (en) * | 2020-10-09 | 2022-07-19 | 衡山县宏达农机专业合作社 | Green tea production detection device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205551015U (en) | Bottle inner wall wash rack | |
CN208866097U (en) | A kind of cleaning device of Bioexperiment conical flask | |
CN203342833U (en) | Colorimetric tube rack for ultrasonic cleaner | |
CN209317728U (en) | A kind of rack for test tube of angle adjustable | |
CN207357726U (en) | A kind of experiment cup quick cleaner of Chemical Engineering Laboratory | |
CN211247649U (en) | Test tube cleaning device | |
CN207630838U (en) | A kind of Novel brush holder | |
CN209061170U (en) | A kind of movable hanging frame of medical use liquid transfer gun head | |
CN104492773B (en) | Cleaning device for chromatography sample bottle of laboratory | |
CN208643589U (en) | A kind of volumetric flask cleaning plant | |
CN208211735U (en) | A kind of high school student's test tube brush for chemical experiment | |
CN209093218U (en) | A kind of analytical chemistry profession medicine dissolving device | |
CN207507515U (en) | A kind of pipettor placement accepting rack | |
CN211613732U (en) | Cuvette cleaner | |
CN203044450U (en) | Novel conical bottle brush | |
CN206052037U (en) | Multi-functional Tissue Culture Flask | |
CN208115809U (en) | Test tube fixed cell and screw tube frame | |
CN206197378U (en) | Simple rotary cleaning brush | |
CN210463812U (en) | Drying rack for laboratory | |
CN216826295U (en) | Dropper rack convenient to remove | |
CN211988717U (en) | Universal liquid-transfering gun support | |
CN206240518U (en) | One kind is applied to the multi-functional liquid-transfering gun gun rack of hanging sterile in super-clean bench | |
CN205602340U (en) | Hardware processing detects and uses accommodate device | |
CN215694131U (en) | Adjustable pipette tip support for full-automatic liquid separator | |
CN204769780U (en) | Chemistry experiment room is with water conservancy wash -bottle ware |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190517 Termination date: 20200614 |
|
CF01 | Termination of patent right due to non-payment of annual fee |