CN114633859A

CN114633859A - Rope throwing gun for ship lifesaving and fire fighting

Info

Publication number: CN114633859A
Application number: CN202210285122.4A
Authority: CN
Inventors: 王美玉
Original assignee: Weihai Ocean Vocational College
Current assignee: Weihai Ocean Vocational College
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-17

Abstract

The invention belongs to the technical field of emergency rescue, and particularly relates to a rope throwing gun for ship lifesaving and fire fighting, which comprises a fixed seat and a gun body, wherein a support frame is rotatably connected to the fixed seat, the gun body is rotatably connected to the upper end of the support frame through a rotating seat, a high-pressure gas cylinder is mounted on the gun body, the output end of the high-pressure gas cylinder is communicated with the inside of the gun body, a piston is hermetically and slidably connected in the gun body, a grapple is fixedly connected to the piston, a rescue rope is connected to the grapple, and a take-up mechanism for accommodating the rescue rope is fixedly connected to the gun body. The invention can increase the sliding resistance of the sealing slide block in the arc-shaped cylinder through the damping liquid, further increase the resistance of the gun body when rotating on the support frame, greatly reduce the shake of the gun body caused by the reaction force of high-pressure gas when the rescue rope is thrown out, and facilitate the rescue rope to be uniformly and orderly wound on the wire winding roller through the wire winding mechanism, thereby avoiding the problem of winding and knotting.

Description

Rope throwing gun for ship lifesaving and fire fighting

Technical Field

The invention belongs to the technical field of emergency rescue, and particularly relates to a line throwing gun for ship lifesaving and fire fighting.

Background

The throwing rope gun is a lifesaving throwing device mainly used under the emergency condition of a marine ship, and is lifesaving equipment used in places needing quick and accurate rope throwing.

Current rope throwing rifle is adjusted to suitable rope throwing angle through twisting the rifle body, then release the piston through high-pressure gas, however when in actual use, because the dynamics of human grip is inhomogeneous, and the in-process that the rescue rope was jeted, under high-pressure gas's reaction force influence, make the skew appear slightly in the rifle body, the people's problem of rocking, thereby the deviation appears in the target location that leads to the rescue rope to jettison, influence rescue effect, and because the rescue rope is longer, the problem of twining and knoing appears easily when accomodating, thereby cause the influence to rope throwing rescue work next time.

Disclosure of Invention

The invention aims to solve the problems that a gun body is easy to shake and shift and a rescue rope is easy to wind and knot when being stored in the background technology, and provides a ship life-saving and fire-fighting rope throwing gun which is good in stability and regular in storage of the rescue rope.

In order to achieve the purpose, the invention adopts the following technical scheme: a rope throwing gun for ship lifesaving and fire fighting comprises a fixed seat and a gun body, wherein a support frame is rotatably connected to the fixed seat, the gun body is rotatably connected to the upper end of the support frame through a rotating seat, a high-pressure gas cylinder is mounted on the gun body, the output end of the high-pressure gas cylinder is communicated with the interior of the gun body, a piston is hermetically and slidably connected in the gun body, a grapple is fixedly connected to the piston, a rescue rope is connected to the grapple, a take-up mechanism for accommodating the rescue rope is fixedly connected to the gun body, and an anti-shaking mechanism is arranged at the bottom of the gun body;

the anti-shake mechanism comprises an arc-shaped cylinder fixedly connected to a gun body, a sliding sealing sliding block is sealed in the arc-shaped cylinder, an arc-shaped rod is fixedly connected to the sealing sliding block, the arc-shaped rod and the circle center of the arc-shaped cylinder are located on a rotating seat, one end, away from the sealing sliding block, of the arc-shaped rod is fixedly connected with a supporting frame, the bottom of the gun body is fixedly connected with a storage box, damping liquid is filled in the storage box and the arc-shaped cylinder, and electrode plates are fixedly connected to the side walls of the two sides of the storage box;

the internal magnetic induction mechanism that is provided with of rifle, magnetic induction mechanism is used for supplying power to the plate electrode.

In the rope throwing gun for ship lifesaving and fire fighting, the gun body is fixedly provided with the handle, and the handle is provided with the switch for controlling the high-pressure gas cylinder to be opened and closed.

In foretell ship lifesaving fire control is with throwing rope rifle, the support frame passes through the bearing frame and rotates to be connected on the fixing base, the support frame is fixed connection with the inner circle of bearing frame, the fixing base is fixed connection with the outer lane of bearing frame.

In foretell boats and ships lifesaving fire control is with throwing rope rifle, magnetic induction mechanism is including inlaying the lead coil of locating on the rifle body inner wall, the lead coil is the heliciform around putting, and the direction of putting around of lead coil is perpendicular with the slip direction of piston, the both ends of lead coil are connected with two plate electrodes respectively, the embedded permanent magnet that is equipped with of piston when the permanent magnet slides, the lead coil continuously cuts the magnetic induction line production induced-current of permanent magnet, for two the plate electrode power supply.

In foretell ship lifesaving rope throwing rifle for fire control, all fixedly connected with shield cover on the lateral wall of storage box both sides, two the shield cover covers respectively and locates outside two plate electrodes.

In foretell ship lifesaving fire control is with throwing rope rifle, take-up mechanism includes the line box of receiving of fixed connection in rifle body bottom, it is connected with the pivot to receive the line box internal rotation, the one end of pivot extends to and receives the line box outside and fixedly connected with rocking handle, fixedly connected with is coaxial with it to receive the line roller in the pivot.

In the rope throwing gun for ship lifesaving and fire fighting, the side wall of the take-up box is provided with the wire running port, and one end of the rescue rope, which is far away from the grapple, penetrates through the wire running port and is wound on the wire collecting roller.

In foretell boats and ships lifesaving fire control is with throwing rope rifle, sliding connection has special-shaped nut on the inside wall of receipts line box, fixedly connected with wire ring on the special-shaped nut, the rescue rope runs through the wire ring and sets up, it is connected with reciprocal screw rod to rotate on the inside wall of receipts line box, special-shaped nut and reciprocal screw rod screw-thread fit, reciprocal screw rod is parallel with the length direction who walks the line mouth, equal fixedly connected with belt pulley, two in reciprocal screw rod and the pivot connect through the belt between the belt pulley.

Compared with the prior art, the line throwing gun for the ship lifesaving fire fighting has the advantages that:

1. the grab hook is arranged, so that the grab hook can conveniently hook a target ship body in the rope throwing process, the smooth rescue work is ensured, the weight of the grab hook is larger, the throwing distance of the rescue rope is increased, and the rescue range is enlarged.

2. According to the invention, by arranging the anti-shake mechanism, the sliding resistance of the sealing slide block in the arc-shaped cylinder can be increased through damping liquid, so that the resistance of the gun body in rotation on the support frame is increased, and when the rescue rope is thrown out, the shake of the gun body caused by the reaction force of high-pressure gas is greatly reduced;

and through setting up magnetic induction mechanism, when the piston slides in the rifle body, the wire circle lasts the magnetic induction line of cutting the permanent magnet and produces induced-current, for two the plate electrode power supply need not to set up other power supply equipment, practices thrift the electric energy, and the plate electrode charges the back, makes the mobility of damping liquid reduce under the electric field force effect, further improves the anti-shake effect to the rifle body, guarantees the accuracy of the target location that the rescue rope was thrown out, the development of the rescue work of being convenient for.

3. According to the invention, the wire collecting mechanism is arranged, the wire collecting roller can be driven to rotate by rotating the rocking handle, so that the rescue rope is collected, the operation is convenient, the reciprocating screw rod is driven to rotate by the rotating shaft, and the wire guiding ring is driven to reciprocate along the axis direction of the reciprocating screw rod, so that the rescue rope is uniformly and orderly wound on the wire collecting roller, the problem of winding and knotting is avoided, and the next rescue action is convenient to carry out.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a line throwing gun for life saving and fire fighting of a ship provided by the invention;

FIG. 2 is a schematic view of the internal structure of a curved barrel in the line throwing gun for life saving and fire fighting of a ship provided by the invention;

FIG. 3 is a schematic top view of the internal structure of a storage box in a line throwing gun for life saving and fire fighting of a ship provided by the invention;

fig. 4 is a schematic plan view of an internal structure of a take-up box in the line throwing gun for life saving and fire fighting of a ship provided by the invention.

In the drawing, a fixed seat 1, a gun body 2, a supporting frame 3, a rotating seat 4, a high-pressure gas cylinder 5, a piston 6, a grapple 7, a rescue rope 8, an arc-shaped cylinder 9, a sealing slide block 10, an arc-shaped rod 11, a storage box 12, damping liquid 13, an electrode plate 14, a handle 15, a switch 16, a bearing seat 17, a belt 18, a coil guide 19, a permanent magnet 20, a shielding cover 21, a wire take-up box 22, a rotating shaft 23, a rocking handle 24, a wire take-up roller 25, a wire feed port 26, a special-shaped nut 27, a wire guide ring 28, a reciprocating screw 29 and a belt pulley 30 are arranged.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

As shown in fig. 1-4, a rope throwing gun for ship lifesaving and fire fighting comprises a fixed seat 1 and a gun body 2, a support frame 3 is rotatably connected to the fixed seat 1, the support frame 3 is rotatably connected to the fixed seat 1 through a bearing seat 17, the support frame 3 is fixedly connected with an inner ring of the bearing seat 17, the fixed seat 1 is fixedly connected with an outer ring of the bearing seat 17, the gun body 2 is rotatably connected to the upper end of the support frame 3 through a rotating seat 4, a high-pressure gas cylinder 5 is installed on the gun body 2, an output end of the high-pressure gas cylinder 5 is communicated with the inside of the gun body 2, a handle 15 is fixedly installed on the gun body 2, and a switch 16 for controlling the high-pressure gas cylinder 5 to be opened and closed is arranged on the handle 15.

According to the rescue rope throwing device, the piston 6 is connected in the gun body 2 in a sealing sliding mode, the grab hook 7 is fixedly connected to the piston 6, the rescue rope 8 is connected to the grab hook 7, the grab hook 7 is convenient for hooking a target ship body in the rope throwing process to ensure smooth rescue work, the grab hook 7 is made of metal materials and is large in weight, the throwing distance of the rescue rope is increased, the rescue range is enlarged, the take-up mechanism used for containing the rescue rope 8 is fixedly connected to the gun body 2, and the anti-shaking mechanism is arranged at the bottom of the gun body 2.

Further, the anti-shake mechanism comprises an arc cylinder 9 fixedly connected to the gun body 2, a sealed sliding and sealing slider 10 is hermetically arranged in the arc cylinder 9, an arc rod 11 is fixedly connected to the sealing slider 10, the arc rod 11 and the circle center of the arc cylinder 9 are both located on the rotating base 4, one end of the arc rod 11, which is far away from the sealing slider 10, is fixedly connected to the support frame 3, a storage box 12 is fixedly connected to the bottom of the gun body 2, damping liquid 13 is filled in the storage box 12 and the arc cylinder 9, the damping liquid 13 is electrorheological fluid, the electrorheological fluid is suspension liquid in a low-electric field or no-electric field environment, has a certain damping effect, can increase the sliding resistance of the sealing slider 10 in the arc cylinder 9, further realizes the anti-shake effect of the gun body 2, the electrorheological fluid is solid in a strong-electric field environment, can effectively prevent the sealing slider 10 from sliding in the arc cylinder 9, further avoids the gun body 2 from shaking due to the reaction force of high-pressure gas, all fixedly connected with plate electrode 14 on the lateral wall of storage box 12 both sides, it is worth mentioning, all fixedly connected with shield cover 21 on the lateral wall of storage box 12 both sides, two shield covers 21 cover respectively and locate two outside plate electrode 14, and shield cover 21 can shield the electric field line of plate electrode 14, makes it have stronger directive property.

In the invention, a magnetic induction mechanism is arranged in the gun body 2 and used for supplying power to the electrode plates 14, and it should be noted that the magnetic induction mechanism comprises a lead coil 19 embedded on the inner wall of the gun body 2, the lead coil 19 is spirally wound, the winding direction of the lead coil 19 is perpendicular to the sliding direction of the piston 6, two ends of the lead coil 19 are respectively connected with the two electrode plates 14, a permanent magnet 20 is embedded in the piston 6, when the permanent magnet 20 slides, the lead coil 19 continuously cuts the magnetic induction line of the permanent magnet 20 to generate induction current to supply power to the two electrode plates 14, and after the two electrode plates 14 are charged, an electric field is generated between the two electrode plates 14, so that the electrorheological fluid in the storage box 12 is in a solid state.

In the invention, the wire rewinding mechanism comprises a wire rewinding box 22 fixedly connected to the bottom of the gun body 2, a rotating shaft 23 is rotatably connected in the wire rewinding box 22, one end of the rotating shaft 23 extends out of the wire rewinding box 22 and is fixedly connected with a rocking handle 24, a wire rewinding roller 25 coaxial with the rotating shaft 23 is fixedly connected to the rotating shaft 23, the wire rewinding roller 25 can be driven to rotate by rotating the rocking handle 24, and the rescue rope 8 can be rewound.

Furthermore, a wire feeding opening 26 is formed in the side wall of the wire collecting box 22, and one end of the rescue rope 8, which is far away from the grapple 7, penetrates through the wire feeding opening 26 and is wound on the wire collecting roller 25.

Further, sliding connection has special-shaped nut 27 on the inside wall of receipts line box 22, fixedly connected with wire ring 28 on the special-shaped nut 27, rescue rope 8 runs through wire ring 28 and sets up, it is connected with reciprocal screw rod 29 to rotate on the inside wall of receipts line box 22, special-shaped nut 27 and reciprocal screw rod 29 screw-thread fit, reciprocal screw rod 29 is parallel with the length direction who walks line mouth 26, equal fixedly connected with belt pulley 30 on reciprocal screw rod 29 and the pivot 23, connect through belt 18 between two belt pulleys 30, wire ring 28 can follow reciprocal screw rod 29's axis direction reciprocating motion, make rescue rope 8 even, orderly coiling is on receipts line roller 25, avoid taking place the problem that the winding was knotted, be convenient for going on of next rescue action.

When the device is used, firstly, the support frame 3 and the gun body 2 are rotated, after the device is aligned with a rescue position, the handle 15 is held by hand to start the switch 16, high-pressure gas is input into the gun body 2 through the high-pressure gas cylinder 5, the piston 6 is pushed to slide in the gun body 2, the piston 6 drives the permanent magnet block 20 to synchronously slide, according to the electromagnetic induction principle, the wire coil 19 continuously cuts the magnetic induction line of the permanent magnet 20 to generate induction current to supply power to the two electrode plates 14, other power supply equipment is not needed to be arranged, electric energy is saved, after the electrode plates 14 are charged, the mobility of damping liquid is reduced under the action of electric field force, and the sealing slide block 10 can be retarded to slide in the arc-shaped cylinder 9, so that the gun body 2 cannot deflect and shake in the rope throwing process, the anti-shake effect on the gun body 2 is further improved, the accuracy of the target position thrown out by the rescue rope 8 is ensured, and rescue work can be conveniently carried out.

After the rescue work is finished, the winding roller is driven to rotate by rotating the rocking handle 24, the rescue rope 8 is wound, the operation is convenient, the reciprocating screw 29 is driven to synchronously rotate when the rotating shaft 23 rotates, the special-shaped nut 27 in threaded fit with the rotating shaft is further driven to reciprocate along the axis direction of the reciprocating screw 29, the special-shaped nut 27 drives the wire guide ring 28 to synchronously reciprocate, the rescue rope is uniformly and orderly wound on the winding roller 25, the problem of winding and knotting is avoided, and the next rescue action is facilitated.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The rope throwing gun for ship lifesaving and fire fighting comprises a fixing seat (1) and a gun body (2), and is characterized in that the fixing seat (1) is connected with a support frame (3) in a rotating mode, the gun body (2) is connected to the upper end of the support frame (3) in a rotating mode through a rotating seat (4), a high-pressure gas cylinder (5) is installed on the gun body (2), the output end of the high-pressure gas cylinder (5) is communicated with the inside of the gun body (2), a piston (6) is connected to the inside of the gun body (2) in a sealing and sliding mode, a grabbing hook (7) is fixedly connected to the piston (6), a rescue rope (8) is connected to the grabbing hook (7), a take-up mechanism used for containing the rescue rope (8) is fixedly connected to the gun body (2), and an anti-shaking mechanism is arranged at the bottom of the gun body (2);

the anti-shake mechanism comprises an arc-shaped cylinder (9) fixedly connected to a gun body (2), a sliding sealing sliding block (10) is sealed in the arc-shaped cylinder (9), an arc-shaped rod (11) is fixedly connected to the sealing sliding block (10), the circle centers of the arc-shaped rod (11) and the arc-shaped cylinder (9) are located on a rotating seat (4), one end, far away from the sealing sliding block (10), of the arc-shaped rod (11) is fixedly connected with a supporting frame (3), the bottom of the gun body (2) is fixedly connected with a storage box (12), damping liquid (13) is filled in the storage box (12) and the arc-shaped cylinder (9), and electrode plates (14) are fixedly connected to the side walls on the two sides of the storage box (12);

a magnetic induction mechanism is arranged in the gun body (2) and used for supplying power to the electrode plate (14).

2. The line throwing gun for ship lifesaving and fire protection as claimed in claim 1, wherein a handle (15) is fixedly mounted on the gun body (2), and a switch (16) for controlling the opening and closing of the high-pressure gas cylinder (5) is arranged on the handle (15).

3. The line throwing gun for the lifesaving and fire protection of the ship as claimed in claim 2, wherein the supporting frame (3) is rotatably connected to the fixed seat (1) through a bearing seat (17), the supporting frame (3) is fixedly connected with the inner ring of the bearing seat (17), and the fixed seat (1) is fixedly connected with the outer ring of the bearing seat (17).

4. The ship rope throwing gun for life saving and fire fighting of a ship according to claim 1, wherein the magnetic induction mechanism comprises a coil guide (19) embedded on the inner wall of the gun body (2), the coil guide (19) is spirally wound, the winding direction of the coil guide (19) is perpendicular to the sliding direction of the piston (6), two ends of the coil guide (19) are respectively connected with the two electrode plates (14), a permanent magnet (20) is embedded in the piston (6), and when the permanent magnet (20) slides, the coil guide (19) continuously cuts the magnetic induction line of the permanent magnet (20) to generate induction current to supply power to the two electrode plates (14).

5. The ship rope throwing gun for life saving and fire fighting of claim 1, wherein shielding cases (21) are fixedly connected to the side walls of the two sides of the storage box (12), and the two shielding cases (21) are respectively covered outside the two electrode plates (14).

6. The ship rope throwing gun for life saving and fire fighting according to claim 4, wherein the rope throwing mechanism comprises a rope throwing box (22) fixedly connected to the bottom of the gun body (2), a rotating shaft (23) is rotatably connected to the rope throwing box (22), one end of the rotating shaft (23) extends out of the rope throwing box (22) and is fixedly connected with a rocking handle (24), and a rope throwing roller (25) coaxial with the rotating shaft (23) is fixedly connected to the rotating shaft (23).

7. The line throwing gun for ship lifesaving fire protection as claimed in claim 6, wherein a line running port (26) is opened on the side wall of the line collecting box (22), and one end of the rescue rope (8) far away from the grapple (7) penetrates through the line running port (26) and is wound on the line collecting roller (25).

8. The ship rope throwing gun for life saving and fire fighting of claim 7 is characterized in that a special-shaped nut (27) is connected to the inner side wall of the line winding box (22) in a sliding mode, a wire ring (28) is fixedly connected to the special-shaped nut (27), the rescue rope (8) penetrates through the wire ring (28), a reciprocating screw (29) is rotatably connected to the inner side wall of the line winding box (22), the special-shaped nut (27) is in threaded fit with the reciprocating screw (29), the reciprocating screw (29) is parallel to the length direction of the line running port (26), belt pulleys (30) are fixedly connected to the reciprocating screw (29) and the rotating shaft (23), and the two belt pulleys (30) are connected through a belt (18).