阅读说明：本技术 一种电磁炮灭火消防车 (Fire-fighting truck with electromagnetic gun for fire extinguishing ) 是由 杨抗震 李文起 刘航舟 朱瑞涛 曹卫超 张创 党玉厚 王刚 于 2021-09-30 设计创作，主要内容包括：本发明公开了一种电磁炮灭火消防车,包括底盘、车厢、充电充气口,所述底盘的顶部设置有驾驶室,所述车厢分隔构成发电室、配电室、操作室、灭火弹存放室、电磁弹射机构存放室和液压支撑部件,其中操作室的外侧通过合页连接有操作室门,所述操作室门的侧边设置有帘子门；可实现高效快速灭火；本发明可搭载两台电磁弹射机构,数百枚灭火弹,快速到达火场后,无需靠近火源,即可快速展开灭火,准备时间不超过5分钟,通过电磁弹射机构可灭分钟发射3-5发灭火弹,而两台电磁弹射机构同时工作,可源源不断发射灭火弹,迅速控制火情,电磁弹射机构具备360°回转功能,仰角30°至70°,发射的灭火弹覆盖范围广。(The invention discloses an electromagnetic gun fire-fighting truck, which comprises a chassis, a carriage and a charging inflation inlet, wherein the top of the chassis is provided with a cab, the carriage is divided into a power generation chamber, a power distribution chamber, an operation chamber, a fire extinguishing bomb storage chamber, an electromagnetic ejection mechanism storage chamber and a hydraulic support component, the outer side of the operation chamber is connected with an operation chamber door through a hinge, and the side edge of the operation chamber door is provided with a curtain door; the high-efficiency and quick fire extinguishing can be realized; the fire extinguishing bomb can be carried by two electromagnetic ejection mechanisms and hundreds of fire extinguishing bombs, can be rapidly unfolded to extinguish a fire without approaching a fire source after rapidly arriving at a fire scene, the preparation time is not more than 5 minutes, 3-5 fire extinguishing bombs can be emitted in a fire extinguishing minute by the electromagnetic ejection mechanisms, the two electromagnetic ejection mechanisms work simultaneously, the fire extinguishing bombs can be continuously emitted without any source, the fire condition is rapidly controlled, the electromagnetic ejection mechanisms have a 360-degree rotation function, the elevation angle is 30-70 degrees, and the coverage range of the emitted fire extinguishing bombs is wide.)

1. The utility model provides an electromagnetism big gun fire engine of putting out a fire, includes chassis (1), carriage (2), charges inflation inlet (3), the top of chassis (1) is provided with driver's cabin, its characterized in that: the compartment (2) is divided into a power generation chamber, a power distribution chamber, an operation chamber, a fire extinguishing bomb storage chamber, an electromagnetic ejection mechanism storage chamber and a hydraulic support component, wherein the outer side of the operation chamber is connected with an operation chamber door (20) through a hinge, and a curtain door (18) is arranged on the side edge of the operation chamber door (20);

the power generation room and the power distribution room are internally provided with a high-power generator (4), a power control cabinet (13), an external power switching cabinet (5) and a power supply line, the electromagnetic ejection mechanism storage room is internally provided with an electromagnetic ejection mechanism (12), the electromagnetic ejection mechanism storage room is a rear overturning carriage body (11), the top of the outer side of the rear overturning carriage body (11) is provided with a flashing lamp (21), rear box opening and closing hydraulic cylinders (14) are symmetrically connected between the rear overturning carriage body (11) and the chassis (1), the inner sides of the rear box opening and closing hydraulic cylinders (14) are provided with hydraulic cylinders (25), and the power control cabinet (13) is connected with the operation room and the electromagnetic ejection mechanism (12) through the power supply line;

the fire extinguishing bomb launching system is characterized in that a launching unit instrument operating platform (8), a launching unit distribution box (23), an operator seat (7), an observation window, a fire extinguishing bomb placing frame, a fire extinguishing bomb (6) and a loading communicating door (24) are arranged in the operating room, the operator seat (7) faces the launching unit instrument operating platform (8), the launching unit instrument operating platform (8) is electrically connected with a power supply control cabinet (13), the fire extinguishing bomb placing frame is located on the rear side of the operator seat (7), and the loading communicating door (24) is connected with an electromagnetic ejection mechanism storing room of an electromagnetic ejection mechanism (12);

the hydraulic support component is located at the bottom of the carriage (2) and comprises a hydraulic power source, hydraulic support legs (10) and an operation control box (9), the carriage (2) is installed on the chassis (1), and the charging inflation inlet (3) is installed on the side edge of the carriage (2).

2. The fire fighting vehicle with electromagnetic cannon according to claim 1, characterized in that: still including installing the drive mechanism on chassis (1), drive mechanism comprises power takeoff (27), transmission shaft (28), elastic coupling (29), power takeoff (27) are connected with high-power generator (4) transmission through transmission shaft (28), elastic coupling (29).

3. The fire fighting vehicle with electromagnetic cannon according to claim 1, characterized in that: the bottom of the electromagnetic ejection mechanism (12) is provided with a rotary gun carrier (22), the bottom of the rotary gun carrier (22) is fixed with a vehicle body through bolts, and the bottom of the electromagnetic ejection mechanism (12) is provided with an electromagnetic emission mechanism aiming system (26).

4. The fire fighting vehicle with electromagnetic cannon according to claim 1, characterized in that: carriage (2) are installed getting on the bus cat ladder (15) towards the one end edge of driver's cabin, the top side of getting on the bus cat ladder (15) is provided with getting on the bus handrail (17), still installs long tablet warning light (16) at the top of driver's cabin, light (19) are still installed to the top side of carriage (2), the rear end surface of carriage (2) is provided with stopper (30).

5. The fire fighting vehicle with electromagnetic cannon according to claim 1, characterized in that: and an external power supply switching cabinet (5) is arranged in the power generation chamber and the power distribution chamber in the carriage (2).

6. The fire fighting vehicle with electromagnetic cannon according to claim 1, characterized in that: through-hole (31) have been seted up at the rear surface top of rear portion upset railway carriage or compartment body (11), the buffering subassembly has been placed to the inside of through-hole (31), and this buffering subassembly includes rubber block (33) that two symmetries set up, stopper (34) of fixed integral type on two opposite terminal surfaces of rubber block (33), and wherein two stopper (34) set up relatively, and still the cover is equipped with built-in spring (35) on two stopper (34), has metal covering (32) through threaded connection on the terminal surface that two rubber block (33) carried on the back mutually, and metal covering (32) both ends that are in the top position are towards outside bending to offset with the inner wall of through-hole (31).

7. The fire fighting vehicle with electromagnetic cannon according to claim 6, characterized in that: the outer diameter of the metal cover (32) at the top position is equal to the inner diameter of the metal cover (31), and the metal cover (32) is of a hollow bottomless cylinder structure.

Technical Field

The invention belongs to the technical field of fire fighting equipment, and particularly relates to an electromagnetic gun fire extinguishing fire truck.

Background

With the continuous development of society, the number of high-rise buildings in cities is increased, and when a fire disaster occurs in the high-rise buildings, the fire extinguishing height of a conventional fire fighting vehicle is limited due to the fact that the fire point is too high, so that an ideal fire extinguishing effect is difficult to achieve for the high-rise buildings. Data show that in the present high-rise fire disaster of below 50 meters, the rate of utilization of the elevating fire truck has reached 87.7%, however along with the increase of height, the elevating fire truck has the problems of insufficient water supply pressure, limited unfolding height and the like, and the emerging unmanned aerial vehicle extinguishes the fire truck, the unmanned aerial vehicle is high in cost, short in endurance time, limited in loading capacity and the like, and the delay of rescue opportunity is often caused, meanwhile, other types of high-rise fire trucks extinguish fire, the problems of low fire extinguishing efficiency, high energy consumption and the like are increasingly highlighted, so that the fire extinguishing work of the current high-rise fire disaster hardly reaches the ideal effect.

The invention patent with publication number 201910552278.2 provides a launching mechanism of a vehicle-mounted electromagnetic ejection system for a fire extinguishing bomb for high-rise buildings, which is composed of a rotary disk, a base, an adjusting frame and an ejection cylinder. The invention provides a fire extinguishing electromagnetic gun fire truck which can be provided with a launching structure with the publication number of 201910552278.2, and achieves flexible, efficient, rapid and long-distance safe fire extinguishing and rescue tasks.

Disclosure of Invention

The invention aims to provide an electromagnetic gun fire-fighting truck to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an electromagnetic gun fire-fighting truck comprises a chassis, a carriage and a charging inflation inlet, wherein the top of the chassis is provided with a cab, the carriage is divided into a power generation chamber, a power distribution chamber, an operation chamber, a fire-fighting bomb storage chamber, an electromagnetic ejection mechanism storage chamber and a hydraulic support component, the outer side of the operation chamber is connected with an operation chamber door through a hinge, and a curtain door is arranged on the side edge of the operation chamber door;

the power generation room and the power distribution room are internally provided with a high-power generator, a power control cabinet, an external power supply switching cabinet and a power supply line, the electromagnetic ejection mechanism storage room is internally provided with an electromagnetic ejection mechanism, the electromagnetic ejection mechanism storage room is a rear overturning carriage body, the top of the outer side of the rear overturning carriage body is provided with a flash lamp, rear carriage opening and closing hydraulic cylinders are symmetrically connected between the rear overturning carriage body and the chassis, the inner sides of the rear carriage opening and closing hydraulic cylinders are provided with hydraulic oil cylinders, and the power control cabinet is connected with the operation room and the electromagnetic ejection mechanism through the power supply line;

the fire extinguishing bomb launching system comprises an operating room, a launching unit, an electromagnetic launching mechanism, an operating platform, a launching unit distribution box, an operator seat, an observation window, a fire extinguishing bomb placing rack, a fire extinguishing bomb and a loading communicating door, wherein the operating room is internally provided with the launching unit instrument operating platform, the operator seat faces the launching unit instrument operating platform, the launching unit instrument operating platform is electrically connected with a power control cabinet, the fire extinguishing bomb placing rack is positioned on the rear side of the operator seat, and the loading communicating door is connected with an electromagnetic launching mechanism storage room of the electromagnetic launching mechanism;

the hydraulic support component is located at the bottom of the carriage and comprises a hydraulic power source, hydraulic support legs and an operation control box, the carriage is mounted on the chassis, and the charging inflation inlet is mounted on the side edge of the carriage.

Preferably, still including installing the drive mechanism on the chassis, drive mechanism comprises power takeoff, transmission shaft, elastic coupling, the power takeoff passes through transmission shaft, elastic coupling and is connected with high-power generator transmission.

Preferably, the bottom of the electromagnetic ejection mechanism is provided with a rotary gun rack, the bottom of the rotary gun rack is fixed with the vehicle body through a bolt, and the bottom of the electromagnetic ejection mechanism is provided with an electromagnetic emission mechanism aiming system.

Preferably, the carriage is installed the ladder of getting on the bus towards the one end edge of driver's cabin, the top side of the ladder of getting on the bus is provided with the handrail of getting on the bus, still installs the long brand warning light at the top of driver's cabin, the light is still installed to the top side of carriage, the rear end surface in carriage is provided with the stopper.

Preferably, an external power supply switching cabinet is arranged in the power generation room and the power distribution room in the carriage.

Preferably, the through-hole has been seted up at the rear surface top of the rear portion upset railway carriage or compartment body, the buffering subassembly has been placed to the inside of through-hole, and this buffering subassembly includes the block rubber that two symmetries set up, the stopper of fixed integral type on two opposite terminal surfaces of block rubber, and wherein two stoppers set up relatively, and still the cover is equipped with built-in spring on two stoppers, has the metal covering through threaded connection on the terminal surface that two block rubbers carried on the back mutually, and the metal covering both ends that are in the top position are towards outside bending to offset with the inner wall of through-hole.

Preferably, the metal cover at the top position has the same outer diameter and inner diameter, and the metal cover is of a hollow bottomless cylinder structure.

Compared with the prior art, the invention has the beneficial effects that:

1. the high-efficiency and quick fire extinguishing can be realized; the fire extinguishing bomb can carry two electromagnetic ejection mechanisms and hundreds of fire extinguishing bombs, can be rapidly unfolded for extinguishing fire without approaching a fire source after rapidly arriving at a fire scene, the preparation time is not more than 5 minutes, 3-5 fire extinguishing bombs can be emitted in a fire extinguishing minute by the electromagnetic ejection mechanisms, the two electromagnetic ejection mechanisms work simultaneously, the fire extinguishing bombs can be continuously emitted without any source, the fire condition is rapidly controlled, the electromagnetic ejection mechanisms have a 360-degree rotation function, the elevation angle is 30-70 degrees, and the coverage range of the emitted fire extinguishing bombs is wide;

2. the equipment reliability is high; the fire engine manages the electric energy generated by the generator by configuring the generator and the power supply control box, and supplies the electric energy to the electromagnetic ejection mechanism for use after conversion; when the vehicle-mounted generator breaks down, the electromagnetic transmitting device can be powered by the external power supply cabinet, normal operation of the system is ensured, and the reliability of power supply is greatly enhanced by configuring the dual-power switching device. Meanwhile, the generator can output power supply to the outside for external electric equipment to use when working normally, electromagnetic emission is adopted, extra water source is not needed, guarantee capacity of coping with fire scene emergency is enhanced, the hydraulic support component can enable the vehicle to stably stop on the ground, reaction force generated when the electromagnetic gun emits can be directly transmitted to the ground, and the phenomenon that the emission precision of the fire extinguishing bomb is reduced due to overlarge chassis stress is avoided. The operation room is configured, so that an operator can visually observe the operation condition of the electromagnetic gun through the observation window;

3. the application prospect is wide; the power control platform is complete in carrying, reasonable in structural design and diverse in functions. Can be applied to application scenes such as forest, petrochemical, harbour warehouse, the later stage still can carry on other equipment according to the task needs, uses like cooperation electromagnetism ejection mechanism such as fire control unmanned aerial vehicle

4. Through the buffering subassembly of design, can cushion with ground when the upset of the rear portion upset railway carriage or compartment body is opened, avoid the direct and ground contact of the rear portion upset railway carriage or compartment body to produce the collision to provide certain protective capacities for the rear portion upset railway carriage or compartment body.

Drawings

FIG. 1 is a front elevational view of the structure of the cart of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a top view of the structure of the present invention;

FIG. 4 is a right side view of the structure of the present invention;

FIG. 5 is a schematic view of the opened rear roll-over compartment of the fire truck of the present invention;

FIG. 6 is a schematic view of the drive train of the present invention driving a high power generator;

FIG. 7 is a side elevational view of the present invention;

figure 8 is a cross-sectional view of the connection of the rear roll-over carriage and the cushioning assembly of the present invention.

In the figure: 1. a chassis; 2. a carriage; 3. a charging inflation inlet; 4. a high power generator; 5. an external power supply switching cabinet; 6. fire extinguishing bombs; 7. an operator seat; 8. a transmitting unit instrument console; 9. operating the control box; 10. a hydraulic leg; 11. the rear part overturns the carriage body; 12. an electromagnetic ejection mechanism; 13. a power supply control cabinet; 14. a rear carriage opening and closing hydraulic cylinder; 15. climbing a ladder; 16. a long bank warning lamp; 17. getting-on handrails; 18. a curtain door; 19. an illuminating lamp; 20. an operation room door; 21. flashing lights; 22. rotating the gun carrier; 23. a transmission unit distribution box; 24. a charging communication door; 25. a hydraulic oil tank; 26. an electromagnetic launching mechanism aiming system; 27. a power takeoff; 28. a drive shaft; 29. an elastic coupling; 30. a limiting block; 31. a through hole; 32. a metal cover; 33. a rubber block; 34. a limiting block; 35. a built-in spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: an electromagnetic gun fire-fighting truck comprises a chassis 1, a carriage 2 and a charging inflation inlet 3, wherein the carriage 2 is divided into a power generation chamber, a power distribution chamber, an operation chamber, a fire extinguishing bomb storage chamber, an electromagnetic ejection mechanism storage chamber and a hydraulic support component, wherein the outer side of the operation chamber is connected with an operation chamber door 20 through a hinge;

the power generation room and the power distribution room are internally provided with a high-power generator 4, a power control cabinet 13, an external power switching cabinet 5 and a power supply line, wherein the high-power generator 4 is also an energy storage end of the power control cabinet 13 when providing power for a vehicle, an electromagnetic ejection mechanism storage room is internally provided with 1 or 2 electromagnetic ejection mechanisms 12, the number of the electromagnetic ejection mechanisms is 1, the rotating part at the bottom of each electromagnetic ejection mechanism 12 is fixed with a vehicle body through bolts and is wrapped by a decorative iron sheet, the electromagnetic ejection mechanism storage room is an openable rear overturning carriage body 11, a rear carriage opening and closing hydraulic cylinder 14 is connected between the electromagnetic ejection mechanism storage room and the chassis 1, the power control cabinet 13 is connected with an operation room and the electromagnetic ejection mechanisms 12 through the power supply line, and the routing of the power supply line is arranged below the vehicle chassis 1;

the fire-fighting operating room is internally provided with a launching unit instrument operating platform 8, a launching unit distribution box 23, an operator seat 7, an observation window, a fire extinguishing bomb placing frame, a fire extinguishing bomb 6 and a loading communicating door 24, the operator seat 7 faces the launching unit instrument operating platform 8, when in use, the electromagnetic ejection mechanism 12 and the external fire scene environment thereof can be observed through the observation window, the transmitting unit instrument operating platform 8 is electrically connected with the power supply control cabinet 13, the transmitting unit instrument operating platform 8 controls the power supply control cabinet 13 to realize the charging and discharging functions and is provided with the corresponding indication and alarm functions, an operable touch screen is arranged, an operator can operate the instrument operating platform 8 of the launching unit to finish all operations of aiming and launching the fire extinguishing bomb 6, the fire extinguishing bomb placing rack is positioned at the rear side of the operator seat 7 and can store 200 fire extinguishing bombs at most, and the loading communicating door 24 and the electromagnetic launching mechanism storage chamber of the electromagnetic launching mechanism 12 are arranged;

in this embodiment, the hydraulic support component is located at the bottom of the carriage 2, and the hydraulic support component includes a hydraulic power source, a hydraulic leg 10 and an operation control box 9, the carriage 2 is installed on the chassis 1, and the charging inflation inlet 3 is installed on the side of the carriage 2.

In the embodiment, the device also comprises a transmission mechanism, the transmission mechanism is composed of a power takeoff 27, a transmission shaft 28 and an elastic coupling 29, the power takeoff 27 is in transmission connection with the high-power generator 4 through the transmission shaft 28 and the elastic coupling 29 so as to provide continuous electric energy for the whole vehicle, the electric energy generated by the high-power generator 4 is output to the electromagnetic ejection mechanism 12 through the power control cabinet 13 and the transmission unit distribution box 23, the electromagnetic ejection mechanism 12 can realize 360-degree rotation and pitching functions through rotating the gun rack 22, under the guidance of the electromagnetic ejection mechanism 26, the electromagnetic ejection mechanism 12 can emit the fire extinguishing bomb 6 to accurately strike a fire part, an external power supply switching cabinet 5 is arranged in a power generation room and a power distribution room in the carriage 2, when an original vehicle engine does not work or the high-power generator 4 fails, municipal power can be directly accessed through the ejection power supply switching cabinet 5 to continuously drive the electromagnetic ejection mechanism 12 to emit the fire extinguishing bomb, the fire-fighting rescue work is implemented, thereby improving the reliability of the vehicle use.

In this embodiment, the bottom of the electromagnetic ejection mechanism 12 is provided with a rotating gun carrier 22, the bottom of the rotating gun carrier 22 is fixed to the vehicle body through a bolt, and the bottom of the electromagnetic ejection mechanism 12 is provided with an electromagnetic emission mechanism aiming system 26.

In this embodiment, carriage 2 installs car cat ladder 15 towards the one end edge of driver's cabin, and the top side of car cat ladder 15 is provided with car handrail 17, still installs long tablet warning light 16 at the top of driver's cabin, and light 19 is still installed to the top side of carriage 2, and the rear end surface of carriage 2 is provided with stopper 30.

In this embodiment, an external power supply switch cabinet 5 is installed in the power generation room and the power distribution room in the car 2.

In this embodiment, the top of the rear surface of the rear turnover compartment 11 is provided with a through hole 31, a buffer assembly is placed inside the through hole 31, the buffer assembly is designed to buffer and separate the rear turnover compartment 11 from the ground when the rear turnover compartment 11 is opened by turning, thereby preventing the rear turnover compartment 11 from directly contacting with the ground to cause collision, thereby providing a certain protection capability for the rear turnover compartment, the buffer assembly comprises two symmetrically arranged rubber blocks 33, two opposite end faces of the two rubber blocks 33 are fixed with integrated limit blocks 34, wherein the two limit blocks 34 are oppositely arranged, and the two limit blocks 34 are further sleeved with a built-in spring 35, the end faces of the two rubber blocks 33 opposite to each other are connected with a metal cover 32 through threads, two ends of the metal cover 32 at the top position are bent towards the outside and are abutted against the inner wall of the through hole 31, when the rear turnover compartment 11 is opened, rubber block 33 and the metal covering 32 and the ground contact of bottom, separate rear portion upset railway carriage or compartment body 11 and ground, simultaneously carry out double buffering through rubber block 33 and built-in spring 35's deformation, simultaneously because the longitudinal section of stopper 34 is "T" type structure, when installation built-in spring 35, extrude built-in spring 35, make the bulge compression of stopper 34, thereby accomplish the installation to built-in spring 35, and the later stage is spacing to built-in spring 35, and when buffering the subassembly, the part of outwards extending through top metal covering 32 bottom extrudees with through-hole 31 and accomplishes the installation spacing.

In this embodiment, the outer diameter of the metal cover 32 at the top position is equal to the inner diameter of the metal cover 31, and the metal cover 32 is a hollow bottomless cylinder structure

The working principle and the using process of the invention are as follows: the fire extinguishing bomb launching rescue specific working process comprises the following steps:

the method comprises the following steps: when receiving a fire rescue command, a fireman drives the vehicle-mounted electromagnetic gun fire-fighting truck to a fire-fighting site to ensure that the truck is in a parking brake state, presses down an additional electric appliance button of a cab at the moment, extends the hydraulic support leg 10 to a proper position to keep the truck in a horizontal state by operating the control box 9, opens and puts down the rear overturning carriage body 11 to a proper position, and exposes the electromagnetic ejection mechanism 12;

step two: the high-power generator 4 is driven to generate electricity by combining the original vehicle power takeoff 26 in the cab, the power control cabinet 13 is powered, and the transmitting unit instrument operating platform 8 is opened in the fire-fighting operating room to finish early preparation;

step three: an operator in the fire-fighting operation room can take the fire extinguishing bomb 6 and load the fire extinguishing bomb 6 into the electromagnetic launching mechanism 12 through the loading communicating door 24 to finish the loading work;

step four: the operator adjusts the direction and the posture of the electromagnetic launching mechanism 12 through the launching unit instrument operating platform 8, the operator can clearly observe all actions of the electromagnetic launching mechanism 12 through the observation window, and aim at the system 26 through the electromagnetic launching mechanism to position an ignition point, and launch voltage is set through a trajectory calculated by a program;

step five: triggering an instrument operation table 8 of a transmitting unit to transmit a button after the fire is confirmed to be correct, completing the electromagnetic ejection of the fire extinguishing bomb 6, and rescuing the fire after the fire extinguishing bomb reaches a fire scene;

step six: repeating the third step to the fifth step, wherein the fourth step can be saved for the same fire source point, fire extinguishing bombs 6 are continuously and repeatedly launched until the fire is extinguished, 3-5 fire extinguishing bombs 6 can be launched in a extinguishing minute through the electromagnetic launching mechanism 12, meanwhile, the invention can carry two electromagnetic launching mechanisms 12, and the fire extinguishing efficiency is high;

step seven: after the fire-fighting rescue task is finished, the control box 9 is operated, the hydraulic support leg 10 and the rear turnover carriage body 11 are recovered, the connection of the power takeoff 27 is cut off, the fire-fighting bomb 6 in the electromagnetic launching mechanism 12 is recovered to the fire-fighting bomb placing frame, and the vehicle can drive away from the scene at the moment.

The number of the electromagnetic shell shooting mechanisms 12 can be adjusted according to specific implementation schemes, and the electromagnetic shooting guns can aim at and strike different targets respectively and can also be linked to strike the same target for multiple times.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.