CN115752100A - High-pressure injection instrument - Google Patents
High-pressure injection instrument Download PDFInfo
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- CN115752100A CN115752100A CN202211441110.2A CN202211441110A CN115752100A CN 115752100 A CN115752100 A CN 115752100A CN 202211441110 A CN202211441110 A CN 202211441110A CN 115752100 A CN115752100 A CN 115752100A
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Abstract
The invention discloses a high-pressure injection apparatus.A poking hole needle A and a poking hole needle B are embedded in a valve body assembly in parallel, nut A and nut B are respectively clamped in nut embedding grooves at the lower ends of the poking hole needle A and the poking hole needle B, the nut A is connected with a high-pressure gas cylinder, the nut B is connected with a normal-pressure cylinder, and irritant liquid is filled in the normal-pressure cylinder; the upper end of the pricking needle B is sequentially provided with a one-way valve A, and the inner side of the pressure rod pricking needle B is provided with a one-way valve B; a stainless steel pipe is vertically arranged in the puncture needle B and extends downwards into the atmospheric pressure bottle; the left side of the valve body assembly is fixed with a nozzle through a positioning pin, the right side of the valve body assembly is hinged with a locking handle, and the upper part of the valve body assembly of the locking handle is hinged with an excitation handle. The invention has simple and novel structure, convenient operation, difficult misoperation, long spraying range, repeated utilization of instruments and remarkable reduction of use cost; is mainly used for law enforcement and defending personnel to defend themselves, and is also suitable for the defense and self-defense of modern women.
Description
Technical Field
The invention relates to the field of police instruments, in particular to a high-pressure spraying instrument.
Background
The pepper water spraying device is mainly used for law enforcement and defending personnel to defend themselves, when the pepper water spraying device is taken out to aim at the face of a gangster and is pushed lightly, mist gas is sprayed out, the gangster can not open eyes, and the attack cannot be implemented due to strong cough. The gangster can be subdued without taking too much strength. The existing pepper water spraying device is disposable, and mainly comprises a tank body, pepper water is stored in the tank body, a spraying opening is formed in the tank body, a spraying button is further included, the pepper water can be sprayed out from the spraying opening when the spraying button is pressed downwards, the spraying distance is only 2 meters, the whole device is disposable, and therefore the pepper water spraying device cannot be reused, the using cost is high, in addition, the spraying button is not provided with a locking device, misoperation is easy, and unnecessary troubles are caused. It is therefore desirable to provide a high pressure jetting apparatus having a long jetting distance that is reusable.
Disclosure of Invention
The present invention is to solve the above technical problems and to provide a high pressure injection device.
In order to achieve the technical purpose and achieve the technical requirements, the invention adopts the technical scheme that: a high pressure jetting apparatus, characterized by: a poking hole needle A and a poking hole needle B are embedded in the valve body assembly in parallel, nuts A and nuts B are respectively clamped in nut embedding grooves at the lower ends of the poking hole needle A and the poking hole needle B, the nuts A are connected with a high-pressure gas cylinder, the nuts B are connected with a normal-pressure cylinder, a ring-shaped sealing gasket is arranged between the high-pressure gas cylinder and the poking hole needle A, a ring-shaped sealing gasket is also arranged between the normal-pressure cylinder and the poking hole needle B, and irritant liquid or air is filled in the normal-pressure cylinder; the upper end of the hole poking needle B is sequentially provided with a one-way valve A and a pressure lever; a one-way valve B is arranged on the inner side of the puncture needle B; a stainless steel pipe is vertically arranged in the puncture needle B and extends downwards into the atmospheric pressure bottle; a nozzle is fixed on the left side of the valve body assembly through a positioning pin, a locking handle is hinged on the right side of the valve body assembly, and an excitation handle is hinged on the upper valve body assembly of the locking handle; the lower portion of the valve body assembly is provided with a lower housing, the upper portion of the valve body assembly is provided with an upper housing, and the upper housing is connected with the lower housing through a buckle.
Preferably, valve body assembly upper portion left side is provided with the nozzle joint, and the right side is from last to being provided with articulated shaft, the spacing boss of locking down, the vertical depression bar guiding hole that is provided with in valve body assembly top, the right side fore-and-aft direction is provided with hinge hole A, valve body assembly lower part left and right sides direction parallel arrangement has the nut caulking groove.
Preferably, the excitation handle right-hand member fore-and-aft direction is provided with the hinge hole, the excitation handle articulates on the articulated shaft of valve body assembly.
Preferably, the inner sides of the front and rear directions of the locking handle are provided with hinged bosses, the middle of the locking handle is provided with a buckle A, the locking handle is connected with the valve body assembly through the hinged bosses, the buckle A is clamped on the upper portion of the locking limit boss, and the front top surface and the rear top surface of the locking handle are engaged with the front contact surface and the rear contact surface of the excitation handle to limit the excitation handle to be pressed downwards.
Preferably, a conical poking head A is arranged at the lower part of the poking needle A, an inverted L-shaped air inlet hole is formed in the poking needle A, one end of the inverted L-shaped air inlet hole is communicated with the conical poking head, and the other end of the inverted L-shaped air inlet hole is communicated with the check valve B through an air hole in the valve body assembly; the lower part of the poking needle B is provided with a conical poking head B, a reverse inverted L-shaped air inlet hole is formed in the poking needle B, the reverse inverted L-shaped air inlet hole is communicated with the one-way valve B, and an air inlet channel is formed in the joint of the reverse inverted L-shaped air inlet hole and the stainless steel pipe.
Preferably, the bottom surface of the pressure lever is in contact with a sealing ball of the one-way valve A, the top surface of the pressure lever is in contact with the excitation handle, a liquid outlet channel A is arranged between the lower part of the pressure lever and a pressure lever guide hole on the valve body assembly, the liquid outlet channel A is communicated with a liquid outlet channel B on the valve body assembly, and the other end of the liquid outlet channel B is communicated with the nozzle.
Preferably, be provided with sealing washer D between nozzle and the valve body assembly, be provided with sealing washer B between depression bar and the valve body assembly, stab hole needle A and stab and be provided with sealing washer E between hole needle B upper portion and the valve body assembly, be provided with sealing washer A between check valve A's sealed ball and the valve body assembly, be provided with sealing washer C between check valve B's sealed ball and the valve body assembly.
Preferably, the nozzle is connected with the valve body assembly through threads.
Preferably, the excitation handle, the locking handle, the upper cover shell, the lower cover shell, the nozzle, the pressure lever, the valve body assembly and the nut are made of the following materials: plastic; the pricking pin A and the pricking pin B are made of the following materials: stainless steel.
Preferably, the top surface of the compression bar protrudes out of the top end of the valve body assembly, and the protruding height is 0.5 to 5mm.
Compared with the traditional structure, the invention has the beneficial effects that:
1. the spray type hot pepper spray gun has a simple and novel structure, is convenient to operate, and can spray foggy hot pepper water by pressing the locking handle with a thumb and pinching the exciting handle with a middle finger.
2. The valve body assembly is embedded with the nut, the atmospheric pressure bottle and the high-pressure gas bottle are convenient to install and replace, the atmospheric pressure bottle and the high-pressure gas bottle are disposable, other structures can be reused, and the use cost is obviously reduced.
3. The invention is provided with a locking mechanism, a buckle A on the locking handle is clamped on a locking limit boss of the valve body assembly, the top surface of the ejector rod props against the excitation handle, the excitation handle is positioned at a locking position, and the phenomenon of misoperation can not occur.
4. The gas pressure in the high-pressure gas cylinder is 2-10MPa, the pepper water is sprayed at a long range of 7-10m, the pepper water is less affected by wind power and can be sprayed with mist-shaped stimulating liquid continuously, when the pepper spray nozzle is used, the pepper spray nozzle is aimed at the face of a gangster to spray mist-shaped stimulating liquid, the gangster loses the resistance, too much effort is not consumed, the gangster can be subdued, and the pepper spray nozzle is harmless to a human body.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view of FIG. 3 at B;
FIG. 5 is a perspective view of a valve body assembly of the present invention;
FIG. 6 is a schematic view of the internal structure of the valve body assembly;
in the figure: 1. the hydraulic cylinder comprises a normal pressure cylinder, 2, a lower housing, 3, a high pressure cylinder, 4, a stainless steel pipe, 5, a valve body assembly, 51, a hinge hole A,52, a locking limit boss, 53, a hinge shaft, 54, a pressure rod guide hole, 55, a nozzle joint, 56, a nut caulking groove, 57, an air hole, 58, a liquid outlet channel B,6, a plug, 7, a one-way valve A,8, a sealing ring A,9, a locking handle, 91, a buckle A,92, a push rod, 93, a handle, 10, a pressure rod, 11, a sealing ring B,12, an excitation handle, 121, a contact surface, 13, a one-way valve B,14, an upper housing, 15, a sealing ring C, 16, a sealing ring D, 17, a positioning pin, 18, a nozzle, 19, a sealing ring E,20, a hole poking needle A,21, an annular sealing gasket, 22, a nut A,23, a nut B,24 and a hole poking needle B.
Detailed Description
The present invention is further described below.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Further, "a," "B," "C," and "D" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to the drawings, a high pressure jetting apparatus, comprising: a poking hole needle A20 and a poking hole needle B24 are embedded in the valve body assembly 5 in parallel, nuts A22 and B23 are respectively clamped in nut embedding grooves 56 at the lower ends of the poking hole needle A20 and the poking hole needle B24, the nuts A22 are connected with a high-pressure gas cylinder 3, the nuts B23 are connected with a normal-pressure cylinder 1, a ring-shaped sealing gasket 21 is arranged between the high-pressure gas cylinder 3 and the poking hole needle A20, a ring-shaped sealing gasket 21 is also arranged between the normal-pressure cylinder 1 and the poking hole needle B24, and irritant liquid or air is filled in the normal-pressure cylinder 1; the upper end of the poking needle B24 is sequentially provided with a check valve A7 and a pressure lever 10; a one-way valve B13 is arranged on the inner side of the puncture needle B24; a stainless steel tube 4 is vertically arranged in the puncture needle B24, and the stainless steel tube 4 extends downwards into the atmospheric pressure bottle 1; a nozzle 18 is fixed on the left side of the valve body assembly 5 through a positioning pin 17, a locking handle 9 is hinged on the right side of the valve body assembly, and an excitation handle 12 is hinged on the upper valve body assembly 5 of the locking handle 9; the lower portion of the valve body assembly 5 is provided with a lower housing 2, the upper portion of the valve body assembly is provided with an upper housing 14, and the upper housing 14 is connected with the lower housing 2 through a buckle.
In this preferred embodiment, the left side of the upper portion of the valve body assembly 5 is provided with a nozzle joint 55, the right side is provided with a hinged shaft 53 and a locking limiting boss 52 from top to bottom, the top of the valve body assembly 5 is vertically provided with a pressure bar guide hole 54, the front and back direction of the right side is provided with a hinged hole A51, and the left and right directions of the lower portion of the valve body assembly 5 are parallelly provided with a nut caulking groove 56.
In the preferred embodiment, the right end of the activating handle 12 is provided with a hinge hole in the front-back direction, and the activating handle 12 is hinged on a hinge shaft 53 of the valve body assembly 5.
In the preferred embodiment, the inner side of the locking handle 9 in the front-back direction is provided with a hinge boss, the middle part of the locking handle 9 is provided with a buckle a91, the locking handle 9 is connected with the valve body assembly 5 through the hinge boss, the buckle a91 is clamped at the upper part of the locking limit boss 52, and the front top surface 92 and the rear top surface 92 of the locking handle 9 are engaged with the front contact surface 121 and the rear contact surface 121 of the excitation handle 12 to limit the excitation handle 12 from pressing down.
In the preferred embodiment, a conical poking head a is arranged at the lower part of the poking needle a20, an inverted L-shaped air inlet hole is arranged in the poking needle a20, one end of the inverted L-shaped air inlet hole is communicated with the conical poking head, and the other end of the inverted L-shaped air inlet hole is communicated with a check valve B13 through an air hole 57 on the valve body assembly 5; the lower part of the poking hole needle B24 is provided with a conical poking head B, a reverse inverted L-shaped air inlet hole is formed in the poking hole needle B24 and communicated with the check valve B13, and an air inlet channel is formed in the joint of the reverse inverted L-shaped air inlet hole and the stainless steel pipe 4.
In the preferred embodiment, the bottom surface of the pressure lever 10 contacts with the sealing ball of the one-way valve A7, the top surface of the pressure lever 10 contacts with the excitation handle 12, a liquid outlet channel a is arranged between the lower part of the pressure lever 10 and the pressure lever guide hole 54 on the valve body assembly 5, the liquid outlet channel a is communicated with a liquid outlet channel B58 on the valve body assembly 5, and the other end of the liquid outlet channel B58 is communicated with the nozzle 18.
In this preferred embodiment, be provided with sealing washer D16 between nozzle 18 and the valve body assembly 5, be provided with sealing washer B11 between depression bar 10 and the valve body assembly 5, stab hole needle a20 and stab and be provided with sealing washer E19 between hole needle B24 upper portion and the valve body assembly 5, be provided with sealing washer A8 between check valve A7's the sealed ball and the valve body assembly 5, be provided with sealing washer C15 between check valve B14's the sealed ball and the valve body assembly 5.
In the preferred embodiment, the nozzle 18 is connected to the valve body assembly 5 by a screw thread.
In the preferred embodiment, the excitation handle 12, the locking handle 9, the upper housing 14, the lower housing 2, the nozzle 18, the pressure rod 10, the valve body assembly 5 and the nut are made of the following materials: plastic; the hole poking needle A20 and the hole poking needle B24 are made of the following materials: stainless steel.
In the preferred embodiment, the top surface of the compression bar 10 protrudes out of the top end of the valve body assembly 5, and the protruding height is 0.5 to 5mm.
During specific operation, the normal pressure bottle thread section screw-in nut B23 that will be equipped with the hot pepper water upwards pushes up the sealed pad of loop type 21, stab simultaneously hole needle B24 and stab the bottle lid and lead to, again with high pressure gas cylinder 1 thread section screw-in nut A22 and upwards push up the sealed pad of loop type 21, stab simultaneously hole needle A20 and stab the bottle lid and lead to, high-pressure gas in the high pressure gas cylinder is from stabbing hole needle A20 internal falling "L" type inlet port and opening check valve B13 through gas pocket 57, high-pressure gas gets into to stab the inlet channel of hole needle B24 through stainless steel pipe 4 periphery and gets into the normal pressure bottle. When spraying is needed in some cases, the handle 93 of the locking handle is pressed downwards, the ejector rod 92 rotates clockwise, the top surface of the ejector rod 92 leaves the contact surface 121 of the excitation handle 12, and locking is opened; fingers pinch the lower part of the excitation handle 12, the excitation handle 12 rotates anticlockwise around the hinge shaft 53, the pressure rod 12 is pressed downwards to open the one-way valve A7, high-pressure hot pepper water in the atmospheric pressure bottle is sprayed upwards from the stainless steel tube 4 and is sprayed out at high speed through the liquid outlet channel A, the liquid outlet channel B58 and the channel in the nozzle 18, and mist hot pepper water is aligned to the face of a gangster to enable the gangster to open the eyes, so that the gangster cannot attack due to strong cough without consuming too much strength, and the gangster can be subdued.
Examples
When air is filled in the normal pressure bottle, the locking is opened, the lower part of the handle 12 is triggered by fingers, high-pressure air is sprayed out from the channel in the nozzle 18, dust and garbage in gaps can be blown off, and the normal pressure bottle is a good helper for cleaning.
The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (10)
1. A high pressure jetting apparatus, characterized by: a poking hole needle A (20) and a poking hole needle B (24) are parallelly embedded in the valve body assembly (5), nuts A (22) and B (23) are respectively clamped in nut embedding grooves (56) at the lower ends of the poking hole needle A (20) and the poking hole needle B (24), the nuts A (22) are connected with a high-pressure gas cylinder (3), the nuts B (23) are connected with a normal-pressure cylinder (1), a ring-shaped sealing gasket (21) is arranged between the high-pressure gas cylinder (3) and the poking hole needle A (20), the ring-shaped sealing gasket (21) is also arranged between the normal-pressure cylinder (1) and the poking hole needle B (24), and irritant liquid or air is filled in the normal-pressure cylinder (1); the upper end of the poking hole needle B (24) is sequentially provided with a one-way valve A (7) and a pressure lever (10); a one-way valve B (13) is arranged on the inner side of the poking hole needle B (24); a stainless steel tube (4) is vertically arranged in the puncture needle B (24), and the stainless steel tube (4) extends downwards into the atmospheric pressure bottle (1); a nozzle (18) is fixed on the left side of the valve body assembly (5) through a positioning pin (17), a locking handle (9) is hinged on the right side of the valve body assembly, and an excitation handle (12) is hinged on the upper valve body assembly (5) of the locking handle (9); the lower portion of the valve body assembly (5) is provided with a lower housing (2), the upper portion of the valve body assembly is provided with an upper housing (14), and the upper housing (14) is connected with the lower housing (2) through a buckle.
2. The high pressure jetting apparatus as claimed in claim 1, wherein: valve body assembly (5) upper portion left side is provided with nozzle joint (55), and the right side is from last to being provided with articulated shaft (53), the spacing boss of locking (52) down, the vertical depression bar guiding hole (54) that is provided with in valve body assembly (5) top, right side fore-and-aft direction are provided with hinge hole A (51), valve body assembly (5) lower part left and right sides direction parallel arrangement has nut caulking groove (56).
3. The high pressure jetting apparatus of claim 1, wherein: the front and back directions of the right end of the excitation handle (12) are provided with hinge holes, and the excitation handle (12) is hinged on a hinge shaft (53) of the valve body assembly (5).
4. The high pressure jetting apparatus of claim 1, wherein: the inner sides of the front and rear directions of the locking handle (9) are provided with hinged bosses, the middle of the locking handle (9) is provided with a buckle A (91), the locking handle (9) is connected with the valve body assembly (5) through the hinged bosses, the buckle A (91) is clamped on the upper portion of the locking limiting boss (52), and the front top surface (92) and the rear top surface (92) of the locking handle (9) are connected with the front contact surface (121) and the rear contact surface (121) of the excitation handle (12) to limit the excitation handle (12) to be pressed downwards.
5. The high pressure jetting apparatus as claimed in claim 1, wherein: the lower part of the hole poking needle A (20) is provided with a conical poking head A, an inverted L-shaped air inlet hole is formed in the hole poking needle A (20), one end of the inverted L-shaped air inlet hole is communicated with the conical poking head, and the other end of the inverted L-shaped air inlet hole is communicated with a one-way valve B (13) through an air hole (57) in the valve body assembly (5); the lower part of the hole poking needle B (24) is provided with a conical poking head B, a reverse inverted L-shaped air inlet hole is formed in the hole poking needle B (24), the reverse inverted L-shaped air inlet hole is communicated with a one-way valve B (13), and an air inlet channel is formed in the joint of the reverse inverted L-shaped air inlet hole and the stainless steel pipe (4).
6. The high pressure jetting apparatus as claimed in claim 1, wherein: the bottom surface of the pressure lever (10) is in contact with a sealing ball of the one-way valve A (7), the top surface of the pressure lever (10) is in contact with the excitation handle (12), a liquid outlet channel A is arranged between the lower part of the pressure lever (10) and a pressure lever guide hole (54) in the valve body assembly (5), the liquid outlet channel A is communicated with a liquid outlet channel B (58) in the valve body assembly (5), and the other end of the liquid outlet channel B (58) is communicated with the nozzle (18).
7. The high pressure jetting apparatus of claim 1, wherein: be provided with between nozzle (18) and valve body assembly (5) sealing washer D (16), be provided with between depression bar (10) and valve body assembly (5) sealing washer B (11), stab hole needle A (20) and stab and be provided with between hole needle B (24) upper portion and valve body assembly (5) sealing washer E (19), be provided with between the ball sealer of check valve A (7) and valve body assembly (5) sealing washer A (8), be provided with between the ball sealer of check valve B (14) and valve body assembly (5) sealing washer C (15).
8. The high pressure jetting apparatus as claimed in claim 1, wherein: the nozzle (18) is connected with the valve body assembly (5) through threads.
9. The high pressure jetting apparatus of claim 1, wherein: the excitation handle (12), the locking handle (9), the upper housing (14), the lower housing (2), the nozzle (18), the pressure bar (10), the valve body assembly (5) and the nut are made of materials: plastic; the hole poking needle A (20) and the hole poking needle B (24) are made of the following materials: stainless steel.
10. The high pressure jetting apparatus as claimed in claim 6, wherein: the top surface of the compression bar (10) protrudes out of the top end of the valve body assembly (5), and the protruding height is 0.5-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211441110.2A CN115752100A (en) | 2022-11-17 | 2022-11-17 | High-pressure injection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211441110.2A CN115752100A (en) | 2022-11-17 | 2022-11-17 | High-pressure injection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115752100A true CN115752100A (en) | 2023-03-07 |
Family
ID=85372738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211441110.2A Pending CN115752100A (en) | 2022-11-17 | 2022-11-17 | High-pressure injection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115752100A (en) |
-
2022
- 2022-11-17 CN CN202211441110.2A patent/CN115752100A/en active Pending
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