CN209894032U - Fill dress formula is alert with high pressure tear sprayer - Google Patents
Fill dress formula is alert with high pressure tear sprayer Download PDFInfo
- Publication number
- CN209894032U CN209894032U CN201920356836.3U CN201920356836U CN209894032U CN 209894032 U CN209894032 U CN 209894032U CN 201920356836 U CN201920356836 U CN 201920356836U CN 209894032 U CN209894032 U CN 209894032U
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- Prior art keywords
- shell
- handle
- pressure
- gas cylinder
- opening
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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
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- 239000003814 drug Substances 0.000 claims abstract description 40
- 206010023644 Lacrimation increased Diseases 0.000 claims abstract description 10
- 230000004317 lacrimation Effects 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 29
- 238000002347 injection Methods 0.000 claims description 25
- 239000007924 injection Substances 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 11
- 239000000843 powder Substances 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 description 22
- 210000003128 head Anatomy 0.000 description 21
- 239000007921 spray Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 244000056139 Brassica cretica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
- 235000003343 Brassica rupestris Nutrition 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
- 239000010886 broken glassware Substances 0.000 description 1
- 229940007061 capsicum extract Drugs 0.000 description 1
- 239000001943 capsicum frutescens fruit extract Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 206010041232 sneezing Diseases 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002602 strong irritant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
A filling type police high-pressure lacrimation ejector comprises a shell and a sealed gas cylinder filled with high-pressure gas, wherein a gas bin convenient for installing the sealed gas cylinder is arranged in the shell, and a bottle pricking device used for pricking a seal of the sealed gas cylinder is arranged in the gas bin; the shell is also internally provided with a medicament chamber for containing lacrimatory agents, the medicament chamber is communicated with the gas bin, and the shell is also provided with a jet orifice which is communicated with the medicament chamber through a jet channel; the bottle pricking device is hinged with a handle for pressing the bottle pricking device downwards, one end of the handle extends out of the shell, the other end of the handle is arranged in the shell, and a fixed shaft hinged with the end part of the handle is further arranged in the shell; the shell is internally provided with a valve core for separating the jet orifice and the jet passage, and the valve core is connected with a tightening spring for tightening the valve core at the communication position of the jet orifice and the jet passage. The ejector has the advantages of simple structure, practicality, reliability, large ejection pressure and long ejection distance, and can be repeatedly filled with the powder, and the high-pressure air source provides the ejection power.
Description
Technical Field
The utility model relates to an ejector, especially a fill dress formula is alert with high-pressure tear sprayer.
Background
The tearing promoter for police is a liquid spray which can cause an attacker to lose fighting power temporarily, the content is natural strong irritant substances such as high-purity capsicum extract, mustard extract and the like, strong fire-like irritation can be caused to eyes, facial skin and respiratory tract of people, eyes cannot be opened, sneezing and coughing are not stopped, the tearing promoter is usually used for equipping law enforcement departments, and the tearing promoter has no harm to human bodies.
The sprayer is a carrier commonly used as lacrimator, various sprayers are available in the prior art, but the spraying amount of the existing sprayer is generally fixed and cannot be repeatedly filled, after the sprayer is used once, a new sprayer needs to be replaced, so that the waste of resources is caused, the spraying pressure is small, the spraying distance is short, quick and effective spraying cannot be carried out, and the law enforcement efficiency of police officers is greatly influenced.
Disclosure of Invention
The utility model aims to solve the technical problem that to prior art not enough, provide a pressure jet is big, the distance is far away, and can use repeatedly fill dress formula police and use high pressure tear sprayer.
The technical problem to be solved by the utility model is realized through the following technical scheme. The utility model relates to a filling type police high-pressure lacrimation injector, which comprises a shell and a sealed gas cylinder filled with high-pressure gas, wherein a gas cabin convenient for installing the sealed gas cylinder is arranged in the shell, a bottle pricking device used for pricking the sealed gas cylinder is arranged in the gas cabin, an opening convenient for placing the sealed gas cylinder in the gas cabin is also arranged on the gas cabin, and the opening is sealed by a sealing head; the shell is also internally provided with a medicament chamber for containing lacrimatory agents, the medicament chamber is communicated with the gas bin, and the shell is also provided with a jet orifice which is communicated with the medicament chamber through a jet channel; the bottle pricking device is hinged with a handle for pressing the bottle pricking device downwards, one end of the handle extends out of the shell, the other end of the handle is arranged in the shell, and a fixed shaft hinged with the end part of the handle is further arranged in the shell; the valve core is arranged in the shell and used for separating the jet orifice from the jet passage, a jacking spring used for jacking the valve core to a position where the jet orifice is communicated with the jet passage is connected to the valve core, one end of the jacking spring is fixedly connected with the valve core, the other end of the jacking spring is fixedly connected with the shell, and a connecting rod in contact fit with the handle is further connected to the valve core.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, the intercommunication department of medicament room and gas storehouse is provided with first check valve, and the intercommunication department of medicament room and injection passage is provided with the second check valve.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, still be connected with reset spring on hand, reset spring's one end and handle fixed connection, reset spring's the other end and shell fixed connection.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, sealed head includes interior head and outer head, is provided with in the shell of opening part with interior head complex internal thread, the shell of opening part be provided with outward with outer head complex external screw thread.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, still be provided with on the interior head seal and be used for carrying out the strong magnetic positioning seat fixed to the gas cylinder.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, the jet setting still is provided with on hand with jet complex trompil on the shell of handle department, the trompil department still is provided with on hand and prevents to point to plug up the separation blade of trompil.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, still peg graft on the shell have with thorn bottle ware complex safety catch, be provided with on the shell with safety catch complex jack, be provided with on the thorn bottle ware with safety catch complex spacing groove.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, to above fill the dress formula police and urge tear sprayer with high pressure, still install the clamp of wearing convenient to wear on hand.
Compared with the prior art, the utility model has the advantages that the sealed gas cylinder filled with high-pressure gas is arranged in the gas cabin to provide a gas source, when the injection is needed, the handle is held tightly, the puncture device is pressed downwards to puncture the seal of the sealed gas cylinder, after the sealed gas cylinder is punctured, the gas source flows to the medicament chamber from the gas cylinder to drive the lacrimatory agent in the medicament chamber to be sprayed out from the injection port through the injection pipeline, the injection force is large, the injection distance is long, and the law enforcement efficiency of police officers is greatly improved; and secondly, under normal conditions, the sealed gas cylinder is arranged in the gas bin, a sealing opening of the sealed gas cylinder is not required to be punctured by a gas puncturing device, the sealed gas cylinder is convenient to store for a long time, the sealed gas cylinder is punctured when spraying is required, the spraying pressure can be kept in the shell for 3-30 days after the sealed gas cylinder is punctured, and the sealed gas cylinder can be used for multiple times. The ejector has the advantages of simple structure, practicality, reliability, large ejection pressure and long ejection distance, and can be repeatedly filled with the powder, and the high-pressure air source provides the ejection power.
Drawings
Fig. 1 is a schematic view of an external structure of the present invention;
fig. 2 is a schematic view of an internal structure of the present invention;
fig. 3 is a side view of an internal structure of the present invention;
fig. 4 is a cross-sectional view of a structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a filling type police high-pressure lacrimation injector comprises a shell 1 and a sealed gas cylinder 6 filled with high-pressure gas, wherein a gas cabin 7 convenient for installing the sealed gas cylinder 6 is arranged in the shell 1, a bottle puncturing device 8 used for puncturing the seal of the sealed gas cylinder 6 is arranged in the gas cabin 7, an opening convenient for placing the sealed gas cylinder 6 in the gas cabin 7 is also arranged on the gas cabin 7, and the opening is sealed through a sealing head; a medicament chamber 15 for containing lacrimatory agents is further arranged in the shell 1, the medicament chamber 15 is communicated with the gas bin 7, a jet opening 13 is further arranged on the shell 1, and the jet opening 13 is communicated with the medicament chamber 15 through a jet channel 14; the bottle pricking device 8 is hinged with a handle 2 used for pressing the bottle pricking device 8 downwards, one end of the handle 2 extends out of the shell 1, the other end of the handle 2 is arranged in the shell 1, and a fixed shaft 9 hinged with the end part of the handle 2 is further arranged in the shell 1; the improved spraying device is characterized in that a valve core 11 for separating a spraying opening 13 and a spraying channel 14 is arranged in the shell 1, a jacking spring 12 for jacking the valve core 11 at the communication position of the spraying opening 13 and the spraying channel 14 is connected to the valve core 11, one end of the jacking spring 12 is fixedly connected with the valve core 11, the other end of the jacking spring 12 is fixedly connected with the shell 1, and a connecting rod 16 in contact fit with the handle 2 is further connected to the valve core 11.
A funnel-shaped nozzle 18 is further arranged at the jet opening 13, so that the spraying range is enlarged; one end of the medicament chamber 15 is communicated with the air chamber 7, the other end of the medicament chamber 15 is communicated with the injection channel 14, and the communication of the air chamber 7, the injection channel 14 and the medicament chamber 15 is positioned at different ends of the medicament chamber 15, so that the medicament in the medicament chamber 15 can be conveniently sprayed; thorn bottle ware 8 is cylindricly, and thorn bottle point is installed to one end tip, is provided with the recess of being convenient for gas outflow in the sealed gas cylinder 6 on the thorn bottle point, and other end tip passes through the articulated shaft and articulates on handle 2, and the middle part of handle 2 is provided with and articulated shaft complex slot hole 17, articulatedThe shaft can move in the long hole 17, and the bottle pricking device 8 can rotate relatively around the articulated shaft; the fixed shaft 9 is fixedly arranged in the shell 1, and the end part of the handle 2 is hinged with the driving shaft through a rotating shaft and can rotate relative to the fixed shaft 9; one end of a connecting rod 16 is fixedly connected with the valve core 11, the other top end of the connecting rod 16 tightly props the handle 2 under the action of a propping spring 12, so that when the handle 2 is tightly held, the handle 2 generates a downward pressure on the connecting rod 16 and the bottle puncturing device 8, the valve core 11 is separated from the communication part of the jet orifice 13 and the jet channel 14, and the bottle puncturing device 8 punctures the sealed gas bottle 6; the sealed gas cylinder 6 is internally provided with high-pressure CO2The opening of the gas chamber is sealed by a sealing head, and the pressure in the gas chamber 7 can be about 2-8MPa after the gas chamber 7 is punctured; the valve core 11 is an air valve core 11 made of nylon materials, so that the valve core 11 is conveniently tightly propped against the communication position of the jet orifice 13 and the jet channel 14 under the action of the propping spring 12, the jet channel 14 is kept not communicated with the jet orifice 13, at the moment, the air chamber 7 is communicated with the medicament chamber 15, and the medicament chamber 15 is communicated with the jet channel 14; the medicament chamber 15 is also provided with a medicament feeding hole which is convenient for adding lacrimatory agent, the medicament feeding hole is sealed by a one-way sealing valve, so that the airtightness is kept when the medicament is added, and the medicament is prevented from volatilizing outwards.
The total length of the ejector provided by the application is about 160mm, the two ends are about 42mm, the middle part is about 38mm, and the ejector is made of aluminum alloy and stainless steel; the surface is subjected to matte black anodic oxidation and knurling anti-slip treatment; the ejector is small and exquisite and adopts CO2The compressed gas provides pressure, and when in use, the jet orifice 13 is aligned with the target, and the handle is pressed with force, CO2After the opening of the gas cylinder is punctured, the pressure of 5MPa per square centimeter can be generated, tear in the tank body can be sprayed out instantly by high-pressure jet flow, and criminal suspects can be quickly subdued in a long distance; high-pressure injection, high-speed jet flow and straight linear indexes, small influence by environmental factors such as wind speed, rain, snow and the like, capability of replacing tear and gas cylinders, high pressure, delicate process, long storage life, reusability, simple operation of consumable replacement and low cost in single use.
The air supply in this application adopts sealed gas cylinder 6 to provide, is convenient for on the one hand to change, can supply the use repeatedly, and on the other hand storage time is long, and under the condition that sealed gas cylinder 6 did not puncture, the pressure in the sealed gas cylinder 6 can keep about 12 years.
And a first one-way valve is arranged at the communication position of the medicine chamber 15 and the air bin 7, and a second one-way valve is arranged at the communication position of the medicine chamber 15 and the injection channel 14. The arrangement of the first one-way valve enables the gas bin 7 and the medicament chamber 15 to be communicated in one way, so that the lacrimatory agent in the medicament chamber 15 is prevented from flowing into the gas bin 7; the second one-way valve is arranged to enable the medicine chamber 15 to be in one-way communication with the injection channel 14, so that the situation that external air enters the medicine chamber 15 through the injection port 13 and the injection channel 14 and influences the medicine in the medicine chamber 15 is avoided.
Still be connected with reset spring 10 on the handle 2, reset spring 10's one end and handle 2 fixed connection, reset spring 10's the other end and shell 1 fixed connection. The setting of reset spring 10 is used for puncturing sealed gas cylinder 6 back at bottle thorn ware 8, under the condition that does not exert external force, makes handle 2 resume the state before the clenching through self elasticity, and then pops open bottle thorn ware 8 from the department of sealing of sealed gas cylinder 6, and the high-pressure gas in the sealed gas cylinder 6 of being convenient for releases.
The sealing head comprises an inner sealing head 19 and an outer sealing head 20, an internal thread matched with the inner sealing head 19 is arranged in the shell 1 at the opening, and an external thread matched with the outer sealing head 20 is arranged outside the shell 1 at the opening. The inner sealing head 19 and the outer sealing head 20 are both provided with sealing rings, the inner sealing head 19 is screwed at the opening from the inner side, and the outer sealing head 20 is screwed at the opening from the outer side, so that double-layer sealing is realized, and the air tightness of the air bin 7 is ensured; the inner sealing head 19 and the outer sealing head 20 are both provided with pull rings 22 which are convenient to rotate.
And a strong magnetic positioning seat 21 for fixing the gas cylinder is further arranged on the inner seal head 19. The strong magnetic positioning seat 21 comprises a positioning groove, a strong magnetic block is arranged in the positioning groove, the sealed gas cylinder 6 is made of iron alloy, the strong magnetic block can fix the sealed gas cylinder 6 through magnetic force, the sealed gas cylinder 6 is prevented from shaking, and the bottle pricking device 8 is prevented from pricking.
The injection port 13 is arranged on the shell 1 at the handle 2, the handle 2 is further provided with an opening matched with the injection port 13, and the handle 2 at the opening is further provided with a blocking piece 3 for preventing fingers from blocking the opening. The jet orifice 13 is arranged on the shell 1 below the handle 2, and the handle 2 can cover the jet orifice 13 to prevent external impurities from entering the jet orifice 13; the separation blade 3 is tilted outwards along the spraying direction of the spraying opening 13, so that the situation that when the handle 2 is held by a hand, the opening is blocked by fingers to influence spraying is avoided.
The shell 1 is also inserted with a safety pin 5 matched with the bottle pricking device 8, the shell 1 is provided with a jack matched with the safety pin 5, and the bottle pricking device 8 is provided with a limit groove matched with the safety pin 5. When not using, safety pin 5 inserts in the jack, pegs graft in the spacing inslot, fixes thorn bottle ware 8 to fix handle 2, avoid the maloperation, compress tightly handle 2, carry out the mistake and spray.
The handle 2 is also provided with a wearable clip 4 which is convenient to wear. The wearing clamp 4 is arranged on the handle 2, has two purposes, reduces the weight and saves the space, can be hung on a waistband and is convenient to carry.
The high-pressure gas in the sealed gas cylinder 6 is high-pressure CO2The sealing ring used in this application is an O-ring rubber seal.
The application discloses broken glass ware's specific working process:
1. initially, a sealed gas cylinder 6 is arranged in a gas bin 7, the sealed gas cylinder 6 is sealed in the gas bin 7 from an opening by a sealing head, the sealed gas cylinder 6 is fixed by a strong magnetic positioning seat 21, at the moment, a jacking spring 12 is in a stressed compression state, a valve core 11 is jacked at the communication position of an injection channel 14 and an injection port 13, a return spring 10 is in an unstressed state, a safety pin 5 is inserted in a jack, and a bottle pricking device 8 is locked by a limiting groove;
2. when in injection, the safety pin 5 is pulled out, the handle 2 is held tightly, the handle 2 in the shell 1 is pressed downwards, so that the bottle puncturing device 8 is close to the sealing position of the sealed gas bottle 6, the sealed gas bottle 6 is punctured, at the moment, the return spring 10 is in a stressed and compressed state, the handle 2 presses the valve core 11 downwards through the connecting rod 16, the valve core 11 is driven to further compress the jacking spring 12, the valve core 11 is separated from the communication position of the injection channel 14 and the injection port 13, and the injection port 13 is communicated with the injection channel 14; meanwhile, high-pressure gas in the sealed gas cylinder 6 is released into the gas bin 7 from the sealed gas cylinder 6 and then flows into the medicament chamber 15, so that the lacrimatory agent is driven to be sprayed out from the spray opening 13 through the spray passage 14;
when the spraying needs to be suspended, the handle 2 is loosened, the return spring 10 returns to jack the handle 2 upwards, no pressure is generated on the connecting rod 16 any more, the jacking spring 12 returns to the original position, the valve core 11 is jacked to the communication position between the spraying channel 14 and the spraying port 13 again to separate the spraying port 13 and the spraying channel 14, and the spraying is not continued; when the bottle pricking device needs to be continuously sprayed, the handle 2 can be pressed down again to spray, the bottle pricking device 8 can be fixed by inserting the safety pin 5 into the jack without spraying, and therefore the handle 2 is fixed and is reserved for being continuously used next time.
Claims (8)
1. The utility model provides a fill dress formula is alert with high-pressure tear sprayer which characterized in that: the ejector comprises a shell and a sealed gas cylinder containing high-pressure gas, wherein a gas bin convenient for installing the sealed gas cylinder is arranged in the shell, a bottle pricking device used for pricking a seal of the sealed gas cylinder is arranged in the gas bin, an opening convenient for placing the sealed gas cylinder in the gas bin is also arranged on the gas bin, and the opening is sealed through a sealing head; the shell is also internally provided with a medicament chamber for containing lacrimatory agents, the medicament chamber is communicated with the gas bin, and the shell is also provided with a jet orifice which is communicated with the medicament chamber through a jet channel; the bottle pricking device is hinged with a handle for pressing the bottle pricking device downwards, one end of the handle extends out of the shell, the other end of the handle is arranged in the shell, and a fixed shaft hinged with the end part of the handle is further arranged in the shell; the valve core is connected with a jacking spring for jacking the valve core to tightly connect the injection orifice and the injection channel, one end of the jacking spring is fixedly connected with the valve core, the other end of the jacking spring is fixedly connected with the shell, and the valve core is also connected with a connecting rod in contact fit with the handle.
2. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: the connecting part of the medicament chamber and the air bin is provided with a first one-way valve, and the connecting part of the medicament chamber and the injection channel is provided with a second one-way valve.
3. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: still be connected with reset spring on the handle, reset spring's one end and handle fixed connection, reset spring's the other end and shell fixed connection.
4. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: the sealing head comprises an inner sealing head and an outer sealing head, an inner thread matched with the inner sealing head is arranged in the shell at the opening, and an outer thread matched with the outer sealing head is arranged outside the shell at the opening.
5. The filled police high-pressure lacrimation syringe as defined in claim 4, wherein: and the inner sealing head is also provided with a strong magnetic positioning seat for fixing the gas cylinder.
6. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: the jet orifice is arranged on the shell at the handle, the handle is also provided with an opening matched with the jet orifice, and the handle at the opening is also provided with a blocking piece for preventing fingers from blocking the opening.
7. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: the shell is also inserted with a safety pin matched with the bottle pricking device, the shell is provided with a jack matched with the safety pin, and the bottle pricking device is provided with a limit groove matched with the safety pin.
8. The filled police high-pressure lacrimation syringe as defined in claim 1, wherein: the handle is also provided with a wearing clip which is convenient to wear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356836.3U CN209894032U (en) | 2019-03-20 | 2019-03-20 | Fill dress formula is alert with high pressure tear sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356836.3U CN209894032U (en) | 2019-03-20 | 2019-03-20 | Fill dress formula is alert with high pressure tear sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209894032U true CN209894032U (en) | 2020-01-03 |
Family
ID=69017601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920356836.3U Expired - Fee Related CN209894032U (en) | 2019-03-20 | 2019-03-20 | Fill dress formula is alert with high pressure tear sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209894032U (en) |
-
2019
- 2019-03-20 CN CN201920356836.3U patent/CN209894032U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200103 |