CN209205895U - It is a kind of chemistry shower use chemicals dosing plant - Google Patents
It is a kind of chemistry shower use chemicals dosing plant Download PDFInfo
- Publication number
- CN209205895U CN209205895U CN201821972248.4U CN201821972248U CN209205895U CN 209205895 U CN209205895 U CN 209205895U CN 201821972248 U CN201821972248 U CN 201821972248U CN 209205895 U CN209205895 U CN 209205895U
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- China
- Prior art keywords
- tracheae
- storing pot
- medicine storing
- pipe
- branch pipe
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- 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
- 239000000126 substance Substances 0.000 title claims abstract description 57
- 239000003814 drug Substances 0.000 claims abstract description 134
- 239000007921 spray Substances 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229940079593 drug Drugs 0.000 claims abstract description 11
- 239000013043 chemical agent Substances 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000002386 leaching Methods 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 claims 10
- 238000004140 cleaning Methods 0.000 abstract description 17
- 239000000203 mixture Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008676 import Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model provides a kind of chemical shower chemicals dosing plant, comprising: raw medicine tank, to store chemical agent needed for chemistry takes a shower, raw medicine tank is provided with the first liquid outlet;Medicine storing pot, medicine storing pot are provided with inlet and the second liquid outlet, and inlet is connect with the first liquid outlet pipe, and inlet pipe is connected with softening water swivel, and the second liquid outlet pipe is connected with chemical spray connector;To tracheae is equipped with inside medicine storing pot outside medicine storing pot, tracheae is communicated with branch pipe, and branch pipe offers stomata, and the end pipe that tracheae is located at outside medicine storing pot is connected with compressed air joint, and compressed air joint to tracheae to supply.The chemistry shower chemicals dosing plant of the utility model, structure is simple, the use that can quickly, uniformly mix raw medicine and water without influencing other devices in medicine storing pot, and can export mixed cleaning solution through medicine storing pot when needing to take a shower.
Description
Technical field
The utility model belongs to the technical field of laboratory equipment, more specifically, the utility model relates to a kind of chemistry
Chemicals dosing plant is used in shower.
Background technique
Chemical shower system cleans positive-pressure protective clothes surface by spraying cleaning solution, is higher organism safety experiment
Necessaries in room, chemicals dosing plant are a main devices of chemical shower system, and chemicals dosing plant adds raw medicine and water respectively
Enter medicine storing pot, is stored in medicine storing pot, spray the cleaning solution in fluid reservoir through spray pipeline after mixing when needing to take a shower
Out, raw medicine and water are uniformly mixed and mixing velocity is accelerated to make, and are needed for medicine storing pot with agitating device, and additionally add machinery
Agitating device will increase the circuit design of whole system, and mechanical stirring device can touch immersion water in movement whipping process
In other devices (such as pH meter), influence the use of other devices.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of chemical shower chemicals dosing plant, structure
Simply, the use that raw medicine and water can quickly, be uniformly mixed without influencing other devices in medicine storing pot, and can need
Mixed cleaning solution is exported through medicine storing pot when shower.
In order to achieve the above object, the solution that the utility model uses is: a kind of chemistry shower chemicals dosing plant, packet
Include: raw medicine tank, to store chemical agent needed for chemistry takes a shower, raw medicine tank is provided with the first liquid outlet;Medicine storing pot, medicine storing pot are set
It is equipped with inlet and the second liquid outlet, inlet is connect with the first liquid outlet pipe, and inlet pipe is connected with softening water swivel, and second
Liquid outlet pipe is connected with chemical spray connector;To tracheae is equipped with inside medicine storing pot outside medicine storing pot, tracheae is communicated with branch pipe,
Branch pipe offers stomata, and the end pipe that tracheae is located at outside medicine storing pot is connected with compressed air joint, compressed air joint to
It is supplied to tracheae.
Further, one end that tracheae is located at outside medicine storing pot is set as open end, and tracheae is located at one end inside medicine storing pot
It is set as closed end;Connection, the sealing of the branch pipe other end are connected with tracheae pipe shaft for branch pipe one end.
Further, branch pipe is provided with several, and branch pipe is uniformly distributed along tracheae pipe shaft;Stomata is provided with several, gas
Hole is uniformly distributed along branch pipe pipe shaft.
Further, tracheae and medicine storing pot can body parallelly distribute on, the open end of tracheae is located at the outside at the top of medicine storing pot, gas
The closed end of pipe is located at the inside of drug storage pot bottom;Branch pipe is located at tracheae circumference and perpendicular to tracheae pipe shaft.
Further, connection is connected with branch pipe for one end that tracheae is located inside medicine storing pot, and branch pipe is located at tracheae end and hangs down
Directly in tracheae, branch pipe is provided with several, several branch pipe cross-distributions.
Further, it is provided with pneumatic diaphragm pump between medicine storing pot and chemical spray connector, compressed air joint and pneumatic
Diaphragm pump line connection, to be supplied to pneumatic diaphragm pump;Compressed air joint is connect with chemical spray junction block, to chemistry
Spray connector gas supply.
Further, compressed air joint is connected with gas supervisor, and gas supervisor is connected with gas service pipe one, gas service pipe
Two and gas service pipe three, gas service pipe one connection is connected with the tracheae of medicine storing pot, company is connected with pneumatic diaphragm pump for gas service pipe two
It connects, connection is connected with chemical spray connector for gas service pipe three, and gas service pipe one is provided with solenoid valve one, and gas service pipe two is provided with
Solenoid valve two, gas service pipe three are provided with solenoid valve three.
Further, medicine storing pot includes medicine storing pot one and medicine storing pot two, and gas service pipe one, solenoid valve one are provided with 2 groups;Gas
Dynamic diaphragm pump, gas service pipe two, solenoid valve two are provided with 2 groups.
Further, two pipe of medicine storing pot is connected with emergency shower connector;Raw medicine tank, medicine storing pot one, medicine storing pot two and one are useless
The connection of liquid discharge joint pipe.
Further, tracheae, branch pipe material be one of resinae, carbon material class, stainless steel material class.
The beneficial effects of the utility model are: the chemistry shower chemicals dosing plant of the utility model, raw medicine and water respectively into
Enter medicine storing pot, air supply system is supplied through tracheae of the compressed air joint into medicine storing pot, keeps liquid fast by airflow stirring effect
Speed is uniformly mixed, and uniformly mixed fluid storage exports when needing to take a shower through chemical spray connector in medicine storing pot, this is practical new
The chemical shower bath of type, which is supplied using the air supply system of original pneumatic diaphragm pump into medicine storing pot, realizes that liquid mixes, entirely
Apparatus structure is simple, movement-less part, does not influence the use of other devices while realizing mixed function.
Detailed description of the invention
Fig. 1 is the process flow chart of the chemical shower chemicals dosing plant of the utility model;
Fig. 2 is the structural schematic diagram of the medicine storing pot of the chemical shower chemicals dosing plant of the utility model;
Fig. 3 is the structural schematic diagram of the tracheae of the medicine storing pot of the utility model and the alternative solution of branch pipe connection type.
In attached drawing:
1- raw medicine tank, 11- metering pump, 2- medicine storing pot one, 21- tracheae, 22- branch pipe, 23- stomata, the open end 24-, 25-
Closed end, 26- inlet, the second liquid outlet of 27-, 28-pH meter, 3- medicine storing pot two, 4- compressed air joint, 41- gas master
Pipe, 42- hand stop valve, 43- gas service pipe one, 44- solenoid valve one, 45- gas service pipe two, 46- solenoid valve two, 47- is pneumatic
Diaphragm pump, 48- gas service pipe three, 49- solenoid valve three, 5- softening water swivel, 6- emergency shower connector, 7- chemical spray connector,
8- discharging of waste liquid connector.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below to the technology in the utility model
Scheme progress describes clear and completely, it is clear that and the embodiments are a part of the embodiments of the present invention, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
The utility model is further described below in conjunction with attached drawing:
As shown in attached drawing 1- attached drawing 3: the present embodiment provides a kind of chemical shower chemicals dosing plants, comprising: raw medicine tank 1 is used
Chemical agent needed for being taken a shower with storage chemistry, raw medicine tank 1 are provided with the first liquid outlet;Medicine storing pot, medicine storing pot are provided with inlet
26 and second liquid outlet 27, inlet 26 connect with the first liquid outlet pipe, 26 pipe of inlet is connected with softening water swivel 5, second
27 pipe of liquid outlet is connected with chemical spray connector 7.Raw medicine tank 1 stores raw medicine, and metering is provided between raw medicine tank 1 and medicine storing pot
Pump 11, the raw medicine derived from the first liquid outlet of raw medicine tank 1 is pumped to medicine storing pot through metering pump 11, from the inlet of medicine storing pot
26, which enter medicine storing pot, enters medicine storing pot, softened water by inlet 26 after pipeline from the softened water that softening water swivel 5 is come in
Mixed liquor is formed in medicine storing pot with raw medicine.
In the present embodiment, to tracheae 21 is equipped with inside medicine storing pot outside medicine storing pot, tracheae 21 is communicated with branch pipe 22, branch
Pipe 22 offers stomata 23, and the end pipe that tracheae 21 is located at outside medicine storing pot is connected with compressed air joint 4, compressed air joint
4, to supply to tracheae 21, are additionally provided with pH meter 28, pH meter 28 protrudes into medicine storing pot at the top of medicine storing pot, pH meter in medicine storing pot
28 lower ends are placed under liquid level close to drug storage pot bottom and carry out pH value detection to the liquid in medicine storing pot.Compressed air joint 4 will press
Contracting air imports tracheae 21, and gas forms bubble from the bulging of stomata 23 on the branch pipe 22 being connected to tracheae 21, bubble bunchiness
By mixing liquid layer, it is uniformly mixed liquid by the entrainment effect of jet stream and the panting action of turbulent flow, mixed process without motion
Component will not impact the use of the apparatus such as the pH meter 28 in medicine storing pot, and cleaning solution after mixing is stored in
In medicine storing pot, need in use, cleaning solution is transmitted to spray through chemical spray connector 7 from the outflow of the second liquid outlet 27 of medicine storing pot
Leaching system carries out washing and cleaning operation.
In the present embodiment, one end that tracheae 21 is located at outside medicine storing pot is set as open end 24, and tracheae 21 is located in medicine storing pot
The one end in portion is set as closed end 25;Compressed air will not export after entering tracheae 21 from 21 other end of tracheae, but be directly entered
The branch pipe 22 be connected with tracheae 21.Connection, the sealing of 22 other end of branch pipe are connected with 21 pipe shaft of tracheae for 22 one end of branch pipe;Compressed air
Into after branch pipe 22, can only be bloated by being located at the stomata 23 on 22 surface of branch pipe.Tracheae 21 and medicine storing pot can body parallelly distribute on,
The open end 24 of tracheae 21 is located at the outside at the top of medicine storing pot, and the closed end 25 of tracheae 21 is located at the inside of drug storage pot bottom;Branch
Pipe 22 is located at 21 circumference of tracheae and perpendicular to 21 pipe shaft of tracheae, branch pipe 22 can also be located at 21 circumference of tracheae with any angle with
The conducting connection of tracheae 21.Branch pipe 22 is provided with several, is distributed with branch pipe 22, tracheae at different height above and below 21 pipe shaft of tracheae
21 circumference different directions are also distributed with branch pipe 22, and stomata 23 is provided with several, and stomata 23 is uniformly distributed along 22 circumference of branch pipe,
22 pipe shaft circumferential and axial of branch pipe are evenly distributed with stomata 23, are disposed so as stomata 23 uniformly throughout entire medicine storing pot
Interior, bubble is bloated from each corner of medicine storing pot, so that mixed process is more quick.
As shown in figure 3, an alternative solution of the present embodiment may is that tracheae 21 is parallel to medicine storing pot can body, tracheae 21
One end is located at medicine storing pot top outer, connect with compressed air joint 4, and 21 other end of tracheae is located at medicine storing pot bottom inside, position
It is connected with branch pipe 22 in the end conducting of the tracheae 21 of medicine storing pot bottom inside one end, branch pipe 22 is perpendicular to tracheae 21, branch pipe 22
Several are provided with, several 22 cross-distributions of branch pipe, 22 pipe shaft of branch pipe is distributed with stomata 23 along the axial and circumferential directions, sets in this way
Meter, after gas imports branch pipe 22 by tracheae 21, branch pipe 22 is uniformly distributed in drug storage pot bottom, and bubble is roused from drug storage pot bottom
Out, it runs up, the liquid turbulence on its operating path is driven in operational process, so that liquid is mixed, bubble is continuous
From pot bottom to motion of melt surface, turbulence occurs for the liquid in entire medicine storing pot, allows fluid to be uniformly mixed, mixed effect
It is good.
In the present embodiment, pneumatic diaphragm pump 47, compressed air joint 4 are provided between medicine storing pot and chemical spray connector 7
It is connect with 47 pipe of pneumatic diaphragm pump;Compressed air joint 4 is connect with 7 pipe of chemical spray connector.Compressed air joint 4 to pneumatically every
Membrane pump 47 supplies, and drives pneumatic diaphragm pump 47 to work, the cleaning solution in medicine storing pot can be pumped to chemical spray connector
7, it is practical for spray system;Compressed air joint 4 can also be supplied directly to chemical spray connector 7, for chemical spray connector
7 or the spray system that is connect with chemical spray connector 7 carry out gas and purge to remove impurity.
In the present embodiment, compressed air joint 4 is connected with gas supervisor 41, and gas supervisor 41 is connected with gas service pipe one
43, the tracheae 21 of gas service pipe 2 45 and gas service pipe 3 48, gas service pipe 1 and medicine storing pot, which is connected, to be connected, gas service pipe two
45 connect with the conducting of pneumatic diaphragm pump 47, and gas service pipe 3 48 and the conducting of chemical spray connector 7 connect, and gas service pipe 1 is arranged
There is solenoid valve 1, gas service pipe 2 45 is provided with solenoid valve 2 46, and gas service pipe 3 48 is provided with solenoid valve 3 49.Gas
It is provided with hand stop valve 42 on supervisor 41, when needing to supply progress airflow stirring to medicine storing pot, opens hand stop valve 42
With solenoid valve 1, turn off solenoid valve 2 46 and solenoid valve 3 49, compressed air imports gas through compressed air joint 4 and is responsible for
Enter gas service pipe 1 after 41, be connected subsequently into medicine storing pot and tracheae 21, carries out airflow stirring;When needing to spray system
When cleaning solution is provided, hand stop valve 42 and solenoid valve 2 46 are opened, turns off solenoid valve 1 and solenoid valve 3 49, compression is empty
Gas enters gas service pipe 2 45 after compressed air joint 4 imports gas supervisor 41, supplies to pneumatic diaphragm pump 47, pneumatic diaphragm
Pump 47 is started to work, and the cleaning solution in medicine storing pot is pumped into the spray system connecting with chemical spray connector 7;When needs are to change
When the spray system learning spray connector 7 or connecting with chemical spray connector 7 is cleaned, hand stop valve 42 and electromagnetism are opened
Valve 3 49, turns off solenoid valve 1 and solenoid valve 2 46, and compressed air enters after compressed air joint 4 imports gas supervisor 41
Gas service pipe 3 48 is supplied to chemical spray connector 7, is purged to chemical spray connector 7 or coupled spray system
Cleaning.
In the present embodiment, medicine storing pot includes medicine storing pot 1 and medicine storing pot 23, and gas service pipe 1, solenoid valve 1 are arranged
There are 2 groups;Pneumatic diaphragm pump 47, gas service pipe 2 45, solenoid valve 2 46 are provided with 2 groups.2 groups of pipelines disposed in parallel can be same
Shi Qiyong can also arbitrarily select an enabling, can be controlled by controlling the solenoid valve on the pipeline whether it enables.
In the present embodiment, 23 pipe of medicine storing pot is connected with emergency shower connector 6, when starting emergency shower, in medicine storing pot two
Cleaning solution is exported through emergency shower connector 6, is used for emergency shower;Raw medicine tank 1, medicine storing pot 1, medicine storing pot 23 and a waste liquid
The connection of 8 pipe of discharge joint, discharging of waste liquid connector 8 are used to export raw medicine tank 1, medicine storing pot 1, the remaining waste liquid in medicine storing pot 22
And the cleaning waste liquid of cleaning raw medicine tank 1, medicine storing pot 1, medicine storing pot 23.
In the present embodiment, the material of tracheae 21 and branch pipe 22 is resinae, carbon material class, one in stainless steel material class
Kind.Chemistry shower chemicals dosing plant in the present embodiment, medicine storing pot is for storing certain density chemical cleaning solution, the chemistry
Cleaning solution contains certain corrosivity, selects the material of corrosion resistance, avoids pollution cleaning solution, while can increase it and using the longevity
Life.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations,
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, and these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of chemistry shower chemicals dosing plant characterized by comprising
Raw medicine tank, to store chemical agent needed for chemistry takes a shower, the raw medicine tank is provided with the first liquid outlet;
Medicine storing pot, the medicine storing pot are provided with inlet and the second liquid outlet, the inlet and the first liquid outlet Guan Lian
It connects, the inlet pipe is connected with softening water swivel, and the second liquid outlet pipe is connected with chemical spray connector;From the drug storage
To tracheae is equipped with inside the medicine storing pot outside tank, the tracheae is communicated with branch pipe, and the branch pipe offers stomata, the gas
The end pipe that pipe is located at outside the medicine storing pot is connected with compressed air joint, and the compressed air joint is to the tracheae
Gas supply.
2. chemistry shower chemicals dosing plant according to claim 1, which is characterized in that the tracheae is located at the medicine storing pot
External one end is set as open end, and one end that the tracheae is located inside the medicine storing pot is set as closed end;Described branch pipe one end
Connection, the branch pipe other end sealing are connected with the tracheae pipe shaft.
3. chemistry shower chemicals dosing plant according to claim 2, which is characterized in that the branch pipe is provided with several,
The branch pipe is uniformly distributed along the tracheae pipe shaft;The stomata is provided with several, and the stomata is equal along the branch pipe pipe shaft
Even distribution.
4. chemistry shower chemicals dosing plant according to claim 3, which is characterized in that the tracheae and the medicine storing pot tank
Body parallelly distribute on, the open end of the tracheae are located at the outside at the top of the medicine storing pot, the closed end of the tracheae
Positioned at the inside of the drug storage pot bottom;The branch pipe is located at the tracheae circumference and perpendicular to the tracheae pipe shaft.
5. chemistry shower chemicals dosing plant according to claim 1, which is characterized in that the tracheae is located at the medicine storing pot
Connection is connected with the branch pipe for internal one end, and the branch pipe is located at the tracheae end and perpendicular to the tracheae, the branch
Pipe is provided with several, several branch pipe cross-distributions.
6. chemistry shower chemicals dosing plant according to claim 1, which is characterized in that the medicine storing pot and the chemistry spray
It is provided with pneumatic diaphragm pump between leaching connector, the compressed air joint is connect with the pneumatic diaphragm pump line, to described
Pneumatic diaphragm pump gas supply;The compressed air joint is connect with the chemical spray junction block, to connect to the chemical spray
Head gas supply.
7. chemistry shower chemicals dosing plant according to claim 6, which is characterized in that the compressed air joint is connected with
Gas supervisor, gas supervisor are connected with gas service pipe one, gas service pipe two and gas service pipe three, the gas service pipe one with
Connection is connected in the tracheae of the medicine storing pot, and connection, the gas are connected with the pneumatic diaphragm pump for the gas service pipe two
Connection is connected with the chemical spray connector for branch pipe three, and the gas service pipe one is provided with solenoid valve one, the gas service pipe two
It is provided with solenoid valve two, the gas service pipe three is provided with solenoid valve three.
8. chemistry shower chemicals dosing plant according to claim 7, which is characterized in that the medicine storing pot includes medicine storing pot one
With medicine storing pot two, the gas service pipe one, the solenoid valve one are provided with 2 groups;The pneumatic diaphragm pump, the gas service pipe
Two, the solenoid valve two is provided with 2 groups.
9. chemistry shower chemicals dosing plant according to claim 8, which is characterized in that two pipe of medicine storing pot is connected with tightly
Anxious shower bath adapter;The raw medicine tank, the medicine storing pot one, the discharging of waste liquid junction block of the medicine storing pot two and one are connect.
10. chemistry shower chemicals dosing plant according to claim 1, which is characterized in that the material of the tracheae, the branch pipe
Matter is one of resinae, carbon material class, stainless steel material class.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821972248.4U CN209205895U (en) | 2018-11-26 | 2018-11-26 | It is a kind of chemistry shower use chemicals dosing plant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821972248.4U CN209205895U (en) | 2018-11-26 | 2018-11-26 | It is a kind of chemistry shower use chemicals dosing plant |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209205895U true CN209205895U (en) | 2019-08-06 |
Family
ID=67461748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821972248.4U Expired - Fee Related CN209205895U (en) | 2018-11-26 | 2018-11-26 | It is a kind of chemistry shower use chemicals dosing plant |
Country Status (1)
Country | Link |
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CN (1) | CN209205895U (en) |
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2018
- 2018-11-26 CN CN201821972248.4U patent/CN209205895U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 |