CN211575986U - Instant pressurizing lacrimation ejector - Google Patents
Instant pressurizing lacrimation ejector Download PDFInfo
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- CN211575986U CN211575986U CN201921638336.5U CN201921638336U CN211575986U CN 211575986 U CN211575986 U CN 211575986U CN 201921638336 U CN201921638336 U CN 201921638336U CN 211575986 U CN211575986 U CN 211575986U
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Abstract
An instant pressurized lacrimation ejector, the lower end of a transparent tube is sleeved into the inner wall of the upper section of a tube seat and is meshed with the inner wire A of the inner wall of the upper section of the tube seat through an outer wire A at the lower end of the transparent tube; a sealing ring B is lined between the tube seat and the lower end surface of the transparent tube; the middle of the base bottom of the pipe base is provided with an assembly base, and a puncture film of a pipe orifice of an external thread B of the pre-pressure gas cylinder faces downwards; during assembly, an external thread B of the orifice of an external thread B of the pre-pressure gas cylinder is meshed with an internal thread B of the assembly seat; the lower section of the pipe seat is provided with an outer wire C pipe column, the outer side and the lower surface of the outer wire C pipe column are provided with an inflation spiral cover, the cover bottom of the inflation spiral cover is provided with an inner wire C guide pipe, and an inner wire C of the inner wire C guide pipe is meshed with an outer wire C of the outer wire C pipe column during assembly; an inflation needle is arranged on the bottom of the inflation spiral cover, at least 1 air leakage groove is formed in the outer side of the inflation needle, and the needle point of the inflation needle is opposite to a puncture membrane of the pre-pressure gas cylinder; and an inflation hole is formed in the seat bottom between the assembling seat of the tube seat and the outer wire C tube column. Because the industrial-grade pre-pressure gas cylinder is used for storing gas, when the gas is delivered out of a factory or stored, the injection pressure tank is in a normal pressure state, the transparent pipe is in an unstressed state, the problems of cracking of the injection pressure tank, leakage of a filling opening, gas leakage in a bag and the like do not exist, the requirement on materials is low, and the quality guarantee period of a product is long.
Description
Technical Field
The utility model belongs to the technical field of police equipment, in particular to an instant pressurized lacrimation ejector which is characterized in that an injection pressure tank has no normal pressure, is internally provided with a pre-pressure gas cylinder and is pressurized immediately when in use.
Background
The technical principle of the prior art transverse-spraying or vertical-spraying lacrimation sprayer used in the market at present is that a transparent pressure tank is arranged in an outer cylinder, and a sac assembly is arranged in the pressure tank. When leaving the factory, nitrogen or carbon dioxide is filled into the transparent pressure tank, meanwhile, an aluminum valve cup on the bag assembly is screwed on the upper opening of the transparent pressure tank in a spinning mode, then artificial tear is injected from the port of the valve rod, and finally, the pressing sleeve, the nozzle and the protective sleeve are assembled.
The transparent pressure tank of the lacrimation sprayer in the prior art is in a normal pressure state, and the lacrimation sprayer has the following defects: the transparent pressure tank may age and leak gas or be damaged by itself in the storage process, the cyclone of the valve cup and the transparent pressure tank port is not tight and leaks gas, the heat seal of the bag and the valve sleeve is not tight and nitrogen or carbon dioxide pressure gas seeps into the bag, and the like, so that the storage period or the quality guarantee period of the lachrymatory ejector is shortened, and the lachrymatory ejector can be stored for a certain time and even cannot be used.
Disclosure of Invention
The utility model aims at providing an instant gas-filled lacrimation ejector which is in a normal pressure state and is internally provided with an industrial pre-pressure gas cylinder in the transparent pressure tank when leaving factory and is used for instantly inflating the transparent pressure tank.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
an instant pressurized lacrimation ejector comprises an outer cylinder, a transparent pipe, a sac assembly, an assembly seat, a nozzle, a pressure sleeve and a protective sleeve; the bag assembly comprises a valve sleeve, a bag, a spring, a valve core, a valve rod, a sealing ring A and an aluminum valve cup, wherein the valve sleeve is of a hollow stepped tubular structure, the lower section of the valve sleeve is provided with an opening, the middle section of the valve sleeve is provided with a spring well, the upper section of the valve core well is provided with a valve core well, the valve core is arranged in the valve sleeve and the middle section of the valve core well, the upper end of the spring props against the valve core, and the valve; a sealing ring A is arranged between the upper end surface of the valve core and the aluminum valve cup; the upper edge of the aluminum valve cup is combined with the upper end of the transparent tube in an internal and external compaction mode in a spinning mode; the valve rod is a hollow tube, the wall of the lower section of the valve rod is provided with a liquid outlet, the lower section of the valve rod extends into the counter bore of the valve core, and the upper end of the valve rod extends into the liquid inlet channel of the pressing sleeve; the liquid inlet channel of the pressing sleeve is communicated with the upper end of the valve rod, and the liquid outlet channel is communicated with the nozzle; the outer cylinder is sleeved outside the transparent pipe, the outer side of the upper section of the transparent pipe is provided with a supporting cover, and the supporting cover is sleeved with a protective sleeve; in addition, the device also comprises a pre-pressure gas cylinder, a tube seat and an inflating spiral cover, wherein the lower end of a transparent tube is sleeved into the inner wall of the upper section of the tube seat and is meshed with the inner thread A of the inner wall of the upper section of the tube seat through an outer thread A at the lower end of the transparent tube; a sealing ring B is lined between the tube seat and the lower end surface of the transparent tube; the middle of the base bottom of the pipe base is provided with a spiral base, and a puncture film of a pipe orifice of an external thread B of the pre-pressure gas cylinder faces downwards; during assembly, an external thread B of the orifice of an external thread B of the pre-pressure gas cylinder is meshed with an internal thread B of the spiral seat; the lower section of the pipe seat is provided with an outer wire C pipe column, the outer side and the lower surface of the outer wire C pipe column are provided with an inflation spiral cover, the cover bottom of the inflation spiral cover is provided with an inner wire C guide pipe, and an inner wire C of the inner wire C guide pipe is meshed with an outer wire C of the outer wire C pipe column during assembly; an inflation needle is arranged on the bottom of the inflation spiral cover, at least 1 air leakage groove is formed in the outer side of the inflation needle, and the needle point of the inflation needle is opposite to a puncture film of the pre-pressure gas cylinder; an inflation hole is formed in the seat bottom between the spiral seat of the tube seat and the outer thread C tube column; the injection pressure tank is a closed inner space formed by meshing an outer wire C of an outer wire C pipe column at the lower section of the pipe seat with an inner wire of an inner wire C guide pipe of an inflatable spiral cover after an aluminum valve cup of the bag assembly is spirally sealed with the upper opening of the transparent pipe, a sealing ring B is assembled in the upper section of the pipe seat and then is meshed with an outer wire A at the lower end of the transparent pipe through an inner wire A at the upper section of the pipe seat, and the sealing ring C is assembled by the inflatable spiral cover.
The technical scheme of the utility model, still include the tube socket with aerify the spiral cover, have contrary toothholder that ends in its outer silk C tubular column, the outer wall that the toothholder that ends has the contrary tooth that ends of vertical bar form, the inner wall of outer silk C tubular column has at least one contrary pawl and cavity that ends, contrary tooth that ends and the cooperation of contrary pawl that ends have and prevent to aerify the spiral cover and counter revolve, lead to aerifing the function that the spiral cover drops or leaks gas.
The utility model discloses hold the urceolus during use, hold the spiral cover that aerifys with the other hand, anticlockwise (two sections of drawings are cut open and are overlooked) rotatory spiral cover that aerifys to dead point, aerify the broken membrane of the needle puncture precompression gas cylinder at the bottom of the spiral cover lid, the high-pressure gas in the precompression gas cylinder releases through disappointing the groove to get into standby state in the injection pressure jar through aerifing the hole.
The utility model discloses because the advantage that above-mentioned design has is: because the industrial-grade pre-pressure gas cylinder is used for storing gas, when the gas is delivered out of a factory or stored, the injection pressure tank is in a normal pressure state, the transparent pipe is in an unstressed state, the problems of material aging, leakage of a filling opening, gas leakage in a bag and the like of the injection pressure tank do not exist, the requirement on the material is low, and the quality guarantee period of the product is long.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic side sectional view of the vertical-spraying lachrymatory ejector of the present invention (as a horizontal-spraying lachrymatory ejector);
fig. 2 is the cross-sectional top view of the cover section of the inflator of the present invention, showing the non-return rotation structure thereof.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1, an instant pressurized vertical-spraying lacrimation sprayer (horizontal-spraying type is imitated) comprises an outer cylinder 3, a transparent tube 5, a sac assembly 6, an assembly seat 11, a nozzle 12, a pressing sleeve 14 and a protective sleeve 13; the bag assembly 6 comprises a valve sleeve 8, a bag 6a, a spring 7, a valve core 9, a valve rod 15, a sealing ring A16 and an aluminum valve cup 10, wherein the valve sleeve 8 is of a hollow stepped tubular structure, the lower section 8c of the valve sleeve 8 is provided with an opening, the middle section 8b of the valve sleeve is provided with a spring well, the upper section 8a of the valve sleeve 8 is provided with a valve core well 8a), the valve core 9 is arranged in the valve core well 8a of the valve sleeve 8, the spring 7 is arranged in the middle section 8b, the upper end of the spring props against the valve core 9; a sealing ring A16 is arranged between the upper end surface of the valve core 9 and the aluminum valve cup 10; the upper edge of the aluminum valve cup 10 is combined with the upper end of the transparent tube 5 in a spinning mode through compaction inside and outside; the valve rod 15 is a hollow pipe, a liquid outlet hole 15a is formed in the wall of the lower section of the valve rod 15, the lower section of the valve rod 15 extends into a counter bore of the valve core 9, and the upper end of the valve rod 15 extends into a liquid inlet channel 14b of the pressing sleeve 14; the liquid inlet channel 14b of the pressure sleeve 14 is communicated with the upper end of the valve rod 15, and the liquid outlet channel 14a is communicated with the nozzle 12; the outer cylinder 3 is sleeved outside the transparent tube 5, the support cover 11 is arranged on the outer side of the upper section of the transparent tube 5, and the protective sleeve 13 is sleeved on the support cover 11; in addition, the device also comprises a pre-pressure gas cylinder 4, a tube seat (2) and an inflating spiral cover 1, wherein the lower end of a transparent tube 5 is sleeved into the inner wall of the upper section of the tube seat 2 and is meshed with an inner wire A of the inner wall of the upper section of the tube seat 2 through an outer wire A at the lower end of the transparent tube 5; a sealing ring B17 is padded between the tube holder 2 and the lower end surface of the transparent tube 5;
a spiral seat 2a is arranged in the middle of a seat bottom 2B of the tube seat 2, and a puncture membrane 4a of a tube opening of an external thread B of the pre-pressure gas cylinder 4 faces downwards; during assembly, an external thread B of a pipe orifice 4B of an external thread B of the pre-pressure gas cylinder 4 is meshed with an internal thread B of the spiral seat 2 a;
the lower section of the tube seat 2 is an outer wire C tube column 2C, the outer side and the lower surface of the outer wire C tube column 2C are provided with an inflatable spiral cover 1, the cover bottom 1d of the inflatable spiral cover 1 is provided with an inner wire C guide tube 1a, and the inner wire C of the inner wire C guide tube 1a is meshed with the outer wire C of the outer wire C tube column 2C during assembly; an inflation needle 1c is arranged on the cover bottom 1d of the inflation spiral cover 1, 4 air leakage grooves 1c1 are arranged on the outer side of the inflation needle 1c, and the needle point of the inflation needle 1c is over against the puncture membrane 4a of the pre-pressure gas cylinder 4;
an inflation hole 2b1 is arranged on the seat bottom 2b between the spiral seat 2a of the tube seat 2 and the outer wire C tube column 2C;
the aluminum valve cup 10 of the bag assembly 6 is screwed with the upper opening of the transparent tube 5, the sealing ring B17 is assembled in the upper section of the tube seat 2 and then is engaged and sleeved into the lower end outer thread A of the transparent tube 5 through the inner thread A of the upper section of the tube seat 2, and the sealing ring C18 is assembled on the inflatable screw cap 1, and then the closed inner space formed by engaging the outer thread C of the outer thread C tube column 2C of the lower section of the tube seat 2 and the inner thread C guide tube 1a of the inflatable screw cap 1 is the injection pressure tank.
Example 2
As shown in attached figures 1 and 2, the pressurized lacrimation injector comprises a tube holder 2 and an inflatable screw cap 1, wherein a non-return tooth holder 1b is arranged in an outer wire C tube column 2C, a vertical strip-shaped non-return tooth 1b1 is arranged on the outer wall of the non-return tooth holder 1b, a non-return pawl 2C1 and a cavity 2C2 are only arranged on the inner wall 6 of the outer wire C tube column 2C, and the non-return tooth 1b1 is matched with the non-return pawl 2C1 to prevent the inflatable screw cap 1 from reversely rotating.
The above details are introduced to the handcuffs with soft legs provided by the utility model. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (2)
1. An instant pressurizing lacrimation ejector comprises an outer cylinder (3), a transparent tube (5), a sac assembly (6), an assembly seat (11), a nozzle (12), a pressure sleeve (14) and a protective sleeve (13); the bag assembly (6) is composed of a valve sleeve (8), a bag (6a), a spring (7), a valve core (9), a valve rod (15), a sealing ring A (16) and an aluminum valve cup (10), the valve sleeve (8) is of a hollow stepped tubular structure, the lower section (8c) of the valve sleeve is provided with an opening, the middle section (8b) of the valve sleeve is provided with a spring trap, the valve core trap (8a) is provided with a valve core trap (8a), the valve core (9) is arranged in the valve core trap (8a) of the valve sleeve (8), the middle section (8b) is internally provided with the spring (7), the upper end of the spring props against the valve core (9), and the valve rod (15); a sealing ring A (16) is arranged between the upper end surface of the valve core (9) and the aluminum valve cup (10); the upper edge of the aluminum valve cup (10) is combined with the upper end of the transparent tube (5) in a spinning mode in an internal and external compaction mode; the valve rod (15) is a hollow pipe, a liquid outlet hole (15a) is formed in the wall of the lower section of the valve rod (15), the lower section of the valve rod (15) extends into a counter bore of the valve core (9), and the upper end of the valve rod (15) extends into a liquid inlet channel (14b) of the pressing sleeve (14); a liquid inlet channel (14b) of the pressure sleeve (14) is communicated with the upper end of the valve rod (15), and a liquid outlet channel (14a) is communicated with the nozzle (12); the outer cylinder (3) is sleeved outside the transparent tube (5), the outer side of the upper section of the transparent tube (5) is provided with an assembly seat (11), and the assembly seat (11) is sleeved with a protective sleeve (13); in addition, the device also comprises a pre-pressure gas cylinder (4), a tube seat (2) and an inflating spiral cover (1), and is characterized in that:
the lower end of the transparent tube (5) is sleeved into the inner wall of the upper section of the tube seat (2) and is meshed with the inner thread A of the inner wall of the upper section of the tube seat (2) through the outer thread A at the lower end of the transparent tube (5); a sealing ring B (17) is lined between the tube seat (2) and the lower end surface of the transparent tube (5);
a spiral seat (2a) is arranged in the middle of a seat bottom (2B) of the tube seat (2), and a puncture membrane (4a) at the tube opening of an external thread B of the pre-pressure gas cylinder (4) faces downwards; when in assembly, the external thread B of the external thread B pipe orifice (4B) of the pre-pressure gas cylinder (4) is meshed with the internal thread B of the spiral seat (2 a);
the lower section of the tube seat (2) is an outer wire C tube column (2C), the outer side and the lower surface of the outer wire C tube column (2C) are provided with an inflatable spiral cover (1), the cover bottom (1d) of the inflatable spiral cover (1) is provided with an inner wire C guide tube (1a), and the inner wire C of the inner wire C guide tube (1a) is meshed with the outer wire C of the outer wire C tube column (2C) during assembly; an inflation needle (1c) is arranged on the bottom (1d) of the inflation spiral cover (1), at least 1 air leakage groove (1c1) is arranged on the outer side of the inflation needle (1c), and the needle point of the inflation needle (1c) is over against the puncture membrane (4a) of the pre-pressure gas bottle (4);
an inflation hole (2b1) is formed in the seat bottom (2b) between the spiral seat (2a) of the tube seat (2) and the outer wire C tube column (2C);
an aluminum valve cup (10) of the bag assembly (6) is sealed with the upper opening of the transparent tube (5) in a rotating mode, after a sealing ring B (17) is assembled in the upper section of the tube seat (2), an outer wire A at the lower end of the transparent tube (5) is meshed and sleeved with an inner wire A at the upper section of the tube seat (2), and a sealing ring C (18) is assembled on the inflatable rotary cover (1), and a closed inner space formed after an outer wire C of an outer wire C tube column (2C) at the lower section of the tube seat (2) is meshed with an inner wire of an inner wire C guide tube (1a) of the inflatable rotary cover (1) is a jet pressure tank.
2. The instant pressurized lacrimation injector as claimed in claim 1, wherein said tube holder (2) and said inflatable cap (1) have a non-return toothholder (1b) in the outer wire C tube (2C), the non-return toothholder (1b) has a vertical non-return tooth (1b1) on the outer wall, the outer wire C tube (2C) has at least one non-return pawl (2C1) and a cavity (2C2) on the inner wall, the non-return tooth (1b1) and the non-return pawl (2C1) cooperate to prevent the anti-rotation of the inflatable cap (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921638336.5U CN211575986U (en) | 2019-09-24 | 2019-09-24 | Instant pressurizing lacrimation ejector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921638336.5U CN211575986U (en) | 2019-09-24 | 2019-09-24 | Instant pressurizing lacrimation ejector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211575986U true CN211575986U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921638336.5U Active CN211575986U (en) | 2019-09-24 | 2019-09-24 | Instant pressurizing lacrimation ejector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211575986U (en) |
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2019
- 2019-09-24 CN CN201921638336.5U patent/CN211575986U/en active Active
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| GR01 | Patent grant | ||
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Effective date of registration: 20201116 Address after: River Road along the Yangtze River Industrial Park 401336 Chongqing Nan'an District 7 Building No. 2 Patentee after: CHONGQING SHUAINENG SCIENCE TECHNOLOGY Co.,Ltd. Address before: No.232, Songshi North Road, Yubei District, Chongqing Patentee before: Li Gangkun |