JP3116887U - Capture net injector - Google Patents

Abstract

[PROBLEMS] To provide a compression-type trapping net injector capable of preventing leakage or expulsion of compressed gas and making it easy to handle.
SOLUTION: A trapping net 5 for trapping a target, a net accommodating portion 4 for accommodating the trapping net 5, and a compressed gas for injecting and expanding the trapping net 5 from the net accommodating portion 4 are accumulated. A tank unit 2 to be operated, an operation unit 70 for operating the lid unit 3 of the tank unit 2, and a link unit 1 connecting the operation unit 70 and the lid unit 3. The part 1 was operated, and the lid part 3 was opened.
[Selection] Figure 2

Description

  The present invention relates to a capture net injector for capturing a suspicious person who has entered a school or bank.

  The trapping net injector accommodates a trapping net therein, and injects the trapping net onto a target to deploy and capture the target net. Targets include suspicious individuals who have entered schools, banks, etc., and animals that are captured and protected. The trapping net injector is relatively small and is lifted by hand to direct the target and inject the trapping net. This trapping net injector uses explosives, compressed air, etc. as energy for jetting the trapping net. The compressed air method is superior to the explosive method in safety, but the conventional trapping net injector may not be used when it is important because the compressed air leaks or explodes.

  Therefore, a problem to be solved by the present invention is to provide a compressed gas type trapping net injector that is devised so as to prevent leakage or bursting of compressed gas or to be easily handled.

  In order to solve the above-described problem, a catching net injector according to claim 1 of the present invention includes a catching net for catching a target, a net accommodating part for accommodating the catching net, and a net accommodating part. A tank unit that accumulates compressed gas for injecting and deploying a trapping net, an operation unit for operating a lid unit of the tank unit, and a link unit that connects the operation unit and the lid unit; The link portion is operated by operating the operation portion, and the lid portion is opened.

  The trapping net injector according to claim 2 is the trapping net injector according to claim 1, wherein the link portion presses the lid portion against the pressure in the tank portion caused by the compressed gas, and the presser. It consists of a rotating shaft that rotatably supports the member, and an operating member for rotating the presser member in conjunction with the operation portion.

  The trapping net injector according to claim 3 is the trapping net injector according to claim 1 or 2, further comprising a detachable attachment portion in the vicinity of an outlet for injecting the trapping net, and the attachment portion is substantially centered. And a plurality of weight holding portions for storing and holding a plurality of weight bodies provided on the capturing net.

  The trapping net injector according to claim 4 is the trapping net injector according to any one of claims 1 to 3, wherein a buffer portion is provided between the net container portion having the net accommodating portion and the tank portion. The buffer portion is configured to buffer the repulsive force of the net container portion when the trapping net is sprayed against the tank portion.

  The trapping net injector according to a fifth aspect of the present invention is the trapping net injector according to any one of the first to fourth aspects, wherein the tank portion includes a connecting portion for filling with compressed gas.

  The trapping net injector according to claim 6 is the trapping net injector according to any one of claims 1 to 5, wherein the lid portion has a bulging portion substantially at the center, and the opening of the tank portion The diameter is configured to be substantially the same as the diameter of the bulging portion.

  The trapping net injector according to a seventh aspect is the trapping net injector according to any one of the first to sixth aspects, wherein an elastic rubber member is wound around the tank portion.

  The trapping net injector according to an eighth aspect is the trapping net injector according to any one of the first to seventh aspects, wherein the tank portion is detachably provided.

  As described above, the present invention is configured such that the lid is opened by operating the operating portion and operating the link portion. Therefore, the lid can be opened and closed accurately, and compressed air leakage and Explosion can be reliably prevented. In addition, since the link portion is provided with a pressing member that closes the lid portion against the high pressure (injection force) of the compressed gas, and is configured to operate the pressing member by the operation portion, a relatively simple structure Nevertheless, the lid can be opened and closed steadily and accurately.

  Hereinafter, an embodiment of a trapping net injector according to the present invention will be described in detail with reference to the drawings.

  FIG. 1 is an external perspective view showing a trapping net injector according to the present invention. FIG. 2 is a cross-sectional view showing the trapping net injector. FIG. 3 is a perspective view for explaining the attachment portion. FIG. 4 is a perspective view for explaining the buffer portion.

  First, the trapping net injector will be described with reference to FIGS. 1 and 2. Hereinafter, in order to facilitate the description, in the trapping net injector, the net storage unit 4 side is the front and the tank unit 2 side is the rear. The trapping net injector is provided with a device storage section 7 between the front net storage section 4 and the rear tank section 2. The device storage portion 7 is provided with a mesh container portion 4 screwed with a screw portion 7b on the front side and a tank portion 2 connected with a bolt 7b on the rear side.

  The tank unit 2 has compressed air accumulated therein. Therefore, the tank portion 2 is in a high pressure state with respect to the atmospheric pressure. The tank part 2 is provided with an opening 2a on the front side. The opening 2a is provided with a lid 3 that is pivotally supported by an opening / closing shaft 30 so as to be opened and closed. The tank part 2 is provided with a connection part 20 provided with a reversely supported valve on the rear side. The connecting portion 20 is connected to a compressor such as a compressor, and can be reused by filling the tank portion 2 with compressed air even after using the trapping net injector. And the pressure state in the tank part 2 is observed with the pressure gauge 21 provided in the back side of the tank part 2. FIG.

  The tank part 2 is screwed with a protective part 22 for covering and protecting the connecting part 20 and the pressure gauge 21 on the rear side. Further, the first elastic rubber member 23 is wound around the tank portion 2 to prevent the tank portion 2 from rupturing and also to function as an anti-slip when the trapping net injector is held in hand. is there.

  The lid portion 3 includes a bulging portion 3a that bulges rearward at a substantially center. The diameter of the opening 2a is formed to be approximately the same as the diameter of the bulging portion 3a. The mechanism storage unit 7 includes a button-type operation unit 70. The operation unit 70 is always protruded by an urging unit 71 such as a spring. The operation unit 70 is connected to the lid unit 3 via the link unit 1.

  The link part 1 includes a pressing member 10 extending in the front-rear direction. The presser member 10 is rotatably supported by a rotation shaft 11. The pressing member 10 has an operation member 12 pivotally supported on the front side, and is connected to the operation unit 70 via the operation member 12. The rear end side of the presser member 10 presses the lid portion 3 and suppresses movement of the lid portion 3 in the opening direction. That is, since the tank part 2 is in a high pressure state, the compressed gas in the tank part 2 tries to open the lid part 3, but the operation of the lid part 3 is suppressed by pressing the lid part 3 with the pressing member 10. ing.

  The net container portion 9 has the same diameter on the rear side and gradually becomes wider toward the front side. Since the same diameter portion of the net container portion 9 is gripped during use, the second elastic rubber member 91 is wound around the hand so that the hand is difficult to slip. In the net container part 9, a cylindrical net accommodating part 4 for accommodating the capture net 5 is provided. As for the net | network storage part 4, the front side is open and the back side is narrowed. A plurality of ventilation holes 40 are provided through the rear side of the net storage portion 4. In addition, a gap is provided around the net storage portion 4 to form a flow passage portion 90 for allowing compressed air to pass therethrough.

  As shown in FIG. 3, the attachment unit 6 includes an injection port 61 that opens substantially in the center, and a plurality of weight holding units 60 that penetrates around the injection port 61. The trapping net 5 is provided with a plurality of weights 50 around the connection body 51. The weight holding portion 60 has a diameter that is slightly smaller than the diameter of the weight body 50, and is configured to fit and store and hold the weight body 50 in the weight holding portion 60. The attachment portion 6 is provided with a notch portion 62 that connects each weight holding portion 60 and the injection port 61. The trapping net 5 is arranged at the center of the attachment part 6 with the connecting body 51 disposed in the notch part 62.

  As shown in FIG. 2, the attachment portion 6 is disposed at the front end of the net container portion 9. With the attachment part 6 disposed at the front end of the net container part 9, the weight holding part 60 is connected to the flow path part 90, and the injection port 61 is connected to the opening part of the net storage part 4. The front part of the net container part 9 can be screwed into the threaded part 62a, and the attachment part 6 can be hooked and held via the mounting part 62. Therefore, the catching net 5 is attached to the attachment part 6, the folded catching net 5 is accommodated in the net accommodating part 4, and the attachment part 6 is attached to the net container part 9. Further, a cover portion 63 that covers the entire front end portion of the net container portion 9 is provided on the front end side of the fixture 62. The cover portion 63 is crushed and scattered by jetting of the trapping net 5.

  Next, the operation of using the trapping net injector will be described with reference to FIG. When using, the front side of the trapping net injector is directed toward the target, and the operation unit 70 is pushed. As a result, the operating member 12 rotates the presser member 10 in the arrow direction I about the rotation shaft 11. The rear end of the pressing member 10 slides on a sliding groove 10 a (see FIG. 4) provided from the lid 3 to the protruding portion 2 b of the tank, and moves from the lid 3 to the tank 2. As a result, the lid 3 rotates and opens in the arrow direction II around the opening / closing shaft 30 at a high pressure (arrow direction III) in the tank 2. Then, the compressed air in the tank unit 2 is jetted and passes through the mechanism storage unit 7.

  Further, the compressed air is sent to the net container part 9 and sent to the vent hole 40 (arrow direction IV) and the flow path part 90 (arrow direction V). Then, the compressed air collides with the trapping net 5 in the net housing part 4 and the weight body 50 in the weight holding part 60, and the trapping net 5 and the weight body 50 are carried forward by the wind pressure. Thereafter, the catching net 5 and the weight body 50 break through the cover portion 63 and fall onto the target. At this time, since the flow path portion 90 is widened, the weight body 50 is also spread and carried, and is jetted in a state where the trapping net 5 is unfolded to cover the target.

  After use, the net container unit 9 is removed from the mechanism storage unit 7, the lid unit 3 and the link unit 1 are returned to their original state, and a compressor such as a compressor is connected to the connection unit 20 and compressed into the tank unit 2. Fill with air. And it can use again by attaching the net container part 9 and attaching the new attachment part 6 provided with the capture net | network 5 to the front end of the net container part 9. FIG.

  As shown in FIGS. 2 and 4, the buffer portion 8 includes a first placement portion 80, a second placement portion 82, and an elastic portion 80. The first placement part 80 and the second placement part 82 are connected via an elastic part 80. The first placement unit 80 is joined to the front of the tank unit 2, and the second placement unit 82 is joined to the rear of the device storage unit 7. The buffer portion 8 is fitted into a protruding portion 2 b that protrudes in the forward direction of the tank portion 2. And the 2nd mounting part 81 is arrange | positioned slightly (about 1-5 mm) front side from the protrusion part 2b of a tank part. Thereby, the apparatus storage part 7 and the tank part 2 can be slightly moved in the axial direction by the elastic part 80 of the buffer part 8. Therefore, since the inertial force in the backward direction due to the repulsive force of the net container unit 9 and the structure storage unit 7 when jetting the trapping net 5 is buffered by the buffer unit 8 and transmitted to the tank unit 2, the impact of the user Is relaxed and easy to handle.

  The trapping net injector of the above embodiment is a system in which the tank unit 2 is fixed, but the tank unit 2 may be detachable. In this case, after using the trapping net injector, the trapping net injector can be reused by removing the tank unit 2 and attaching a new tank unit 2 in which compressed gas is accumulated. The attachment / detachment of the tank part 2 includes a method of fitting the opening 2a in the vicinity of the lid part 3 and the like, but is not limited thereto.

1 is an external perspective view showing a trapping net injector according to the present invention. It is sectional drawing which shows a capture net | network injector. It is a perspective view for demonstrating an attachment part. It is a perspective view for demonstrating a buffer part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Link part 2 Tank part 2a Opening part 3 Cover part 3a Expansion part 4 Net storage part 5 Trapping net 6 Attachment part 8 Buffer part 9 Net container part 10 Holding member 11 Rotating shaft 12 Operation member 20 Connection part 23 Elastic rubber member 50 Weight 60 Weight holding part 61 Injection port 70 Operation part

Claims (8)

  A catching net (5) for catching a target, a net accommodating part (4) for accommodating the catching net, and a tank for accumulating compressed gas for injecting and developing the capturing net from the net accommodating part Part (2), an operating part (70) for operating the lid part (3) of the tank part, and a link part (1) connecting the operating part and the lid part, A trapping net injector characterized in that the link part is operated by operating a part to open the lid part.   The link portion (1) supports a pressing member (10) for pressing the lid portion (3) against the pressure in the tank portion (2) caused by the compressed gas, and rotatably supports the pressing member. The trapping net injector according to claim 1, comprising a rotating shaft (11) and an operating member (12) for rotating the presser member in conjunction with the operating portion (70).   A detachable attachment part (6) is provided in the vicinity of the outlet for injecting the trapping net (5), and the attachment part has an injection port (61) for injecting the trapping net at an approximate center. The trap according to claim 1 or 2, further comprising a plurality of weight holding portions (60) for storing and holding a plurality of weight bodies (50) provided on the trapping net around the injection port. Net sprayer.   When a buffer section (8) is provided between the net container section (9) having the net storage section (4) and the tank section (2), the buffer section sprays the trapping net (5). The trapping net injector according to any one of claims 1 to 3, wherein a repulsive force of the net container part is buffered against the tank part.   The trapping net injector according to any one of claims 1 to 4, wherein the tank part (2) comprises a connection part (20) for filling with compressed gas.   The lid portion (3) has a bulging portion (3a) substantially at the center, and the diameter of the opening (2a) of the tank portion (2) is substantially the same as the diameter of the bulging portion. The trapping net injector according to any one of claims 1 to 5, wherein the trapping net injector is configured.   The trapping net injector according to any one of claims 1 to 6, wherein an elastic rubber member (23) is wound around the tank portion (2).   The trapping net injector according to any one of claims 1 to 7, wherein the tank portion (2) is detachably provided.

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