CN210533172U - Novel hand-operated automatic gun treasure box - Google Patents

Abstract

The utility model discloses a novel hand automatic rifle treasure case, including upper cover and lower cover, upper cover and lower cover constitute the body of a gun casing and the handle casing of hand automatic rifle jointly, be equipped with launching mechanism and actuating mechanism in body of a gun casing and the handle casing respectively, launching mechanism includes hand automatic switching control equipment and supercharging device, hand automatic switching control equipment is including pressing block, manual automatic transmission push rod, interior trigger and manual automatic conversion accessory. The utility model discloses a set up devices such as manual automatic switching accessory, can realize the continuous transmission of water bullet under this device electric quantity sufficient condition, can be again under this device electric quantity exhaustion's the condition, through the linkage effect between manual pull rod and each parts, realize the transmission of single water bullet, improved the object for appreciation nature of toy greatly, be equipped with the protection mechanism simultaneously, guarantee the stability of different modes when switching, even long-time use, the toy is also fragile.

Description

Novel hand-operated automatic gun treasure box

Technical Field

The utility model relates to a toy gun technical field especially relates to a novel hand automatic rifle treasure case.

Background

The toy gun is a gun type toy imitating the shape of a real gun by plastic or other light metal, wherein a water bullet gun is also one type of the toy gun, the water bullet gun can make 'water' into bullets, belongs to an electric and continuous toy gun, but the bullets of the toy gun are water, are hydrate containing sodium polyacrylate cross-linked copolymer, are granular and only have the size of a needle point, and after the bullets are soaked in water for a period of time, the bullets can be changed into blue granules with the size of peas, so that the bullets are similar to the size of an imitation bullet.

The water bullet rifle on the existing market is electronic type water bullet rifle, when the power of water bullet rifle is not enough, need in time charge for it to supply next time to use, so restricted the object for appreciation nature of water bullet rifle, be in the inconvenient open air that charges such as park, sandy beach when people, the water bullet rifle electric quantity exhausts just can't continue to use, for avoiding this type of problem, we propose a neotype hand automatic rifle treasure case.

Disclosure of Invention

The utility model aims at solving the problem that the water bullet gun cannot be used continuously after the electric quantity is exhausted in the prior art, and providing a novel hand-operated automatic gun treasure box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel manual and automatic treasure box comprises an upper cover and a lower cover, wherein the upper cover and the lower cover jointly form a gun body shell and a handle shell of a manual and automatic gun, a launching mechanism and a driving mechanism are respectively arranged in the gun body shell and the handle shell, a manual mode safety accessory is further mounted at the tail of the gun body shell, and the launching mechanism comprises a manual and automatic switching device and a supercharging device;

the manual-automatic switching device comprises a pressing block, a manual-automatic launching push rod, an inner trigger and a manual-automatic switching accessory, wherein the inner trigger is rotatably arranged in the gun body shell, one end of the inner trigger is connected with the gun body shell through a return spring, the manual-automatic launching push rod and the manual-automatic switching accessory are respectively arranged on the outer side and the inner side of the lower cover in a sliding mode, the manual-automatic launching push rod and the inner trigger are clamped, and the pressing block is arranged on the outer side wall of the upper cover and corresponds to the position of the manual-automatic switching accessory;

the pressurizing device comprises an inflator push rod and an inflator sleeved outside the inflator push rod in a sliding manner, the inflator push rod is fixedly connected with the inner side wall of the gun body shell through a spring, a first rack and a second rack are respectively arranged on the outer side walls of the inflator push rod and the inflator, and the specification of the first rack is matched with that of the inner trigger;

the driving mechanism comprises a motor, a gear set and a rotation stopping sheet, the gear set comprises a motor cone, a third transition cone, a second transition cone, a first transition cone and a lifting cone, a lifting accessory is coaxially arranged on the side wall of the lifting cone, and the motor cone is fixedly connected with the output end of the motor.

Preferably, a manual transition pull rod is slidably mounted in the gun body shell and is movably connected with the inflator push rod, a manual pull rod is fixedly connected to the upper end of the manual transition pull rod, and the manual pull rod is located outside the gun body shell.

Preferably, the afterbody of manual transition pull rod is equipped with the stopper, be equipped with the fixture block on the manual automatic switching accessory, and its afterbody has seted up the draw-in groove, the lift accessory includes the wedge, and the specification of wedge and the specification phase-match of draw-in groove.

Preferably, the bottom of the gun body shell is further provided with an automatic main switch and an automatic switch, the front end of the manual and automatic launching push rod is provided with a trigger, the top end of the manual and automatic launching push rod is provided with a top block, and the position of the top block corresponds to the position of the automatic switch.

Preferably, the top end of the inflator is hermetically connected with an bullet inlet three-way fitting through a leather cup and a gas closing piston and is hermetically connected with a flow pipe through the bullet inlet three-way fitting.

Preferably, a power supply is further arranged in the handle shell, and the automatic main switch, the automatic switch and the motor are connected with the power supply through leads and jointly form a control circuit.

The utility model has the advantages that:

1. the bottom of the air cylinder push rod and the bottom of the air cylinder are respectively provided with a first rack and a second rack, and in a manual mode, on one hand, the second rack at the bottom of the air cylinder can be abutted against a wedge block in a lifting accessory to play a role of limiting the position of the air cylinder, and meanwhile, a manual pull rod is pulled, and the manual transition pull rod drives the air cylinder push rod to move towards the direction of a spring and compress the spring to store energy for launching water bombs; on the other hand, when the water bomb is launched manually, the terminal of the first rack can be abutted to the inner trigger, the inner trigger is rebounded by pulling down the trigger, and the push rod of the air cylinder is released under the action of the spring to launch the water bomb.

2. By arranging the manual pull rod, the manual transition pull rod, the lifting gear wheel, the lifting accessory and other devices, a buffer spring is arranged between the lifting gear wheel and the handle shell, when the water bullets are launched in a manual mode, the lifting gear wheel is pressed down, the manual transition pull rod jacks up the pressing block, if the automatic mode is switched in the process of launching the bullets in the manual mode, the pressing block can be bounced up and clamped in a groove on the manual automatic switching accessory when the manual automatic switching accessory is pulled, and the automatic mode is prevented from being switched in the midway of the manual mode; only when the manual pull rod is reset in the automatic mode, one end of the safety accessory close to the manual pull rod moves downwards, the other end of the safety accessory moves out of the groove, and the manual-automatic switching accessory can be pulled again.

3. Under the automatic mode, promote manual automatic switching accessory, make automatic master switch circular telegram, the transmission of circular telegram back water bullet relies on manual automatic transmission push rod and trigger cooperation, make automatic switch circular telegram, two switches are all opened the back, the power supplies power to the motor, the motor drives the all the other cones of motor cone and gear train and rotates, interior trigger also moves to specific position along with the removal of manual automatic switching accessory simultaneously, because interior trigger is relevant with manual automatic transmission push rod, and trigger and manual automatic transmission push rod fixed connection, when launching the bullet, withhold the trigger, interior trigger can loosen automatically, the inflator is released, the water bullet is launched.

4. The air-closing piston is arranged between the flow pipe and the bullet inlet three-way fitting, so that the airtightness of the air cylinder can be ensured, and the water bullet can be launched and reaches the expected distance only after the pressure in the air cylinder reaches a certain value.

5. When the motor works, the rotating directions of the motor roller, the first transition roller, the second transition roller, the third transition roller and the lifting roller are always kept in the same direction, and if the motor rotates reversely, the rotation stopping sheet can block the gear set, so that the gear set damage caused by the reversion of the pressing wheels is avoided.

To sum up, the utility model discloses a set up devices such as manual automatic switching accessory, can realize the continuous transmission of water bullet under this device electric quantity sufficient condition, can be again under this device electric quantity exhaustion's the condition, through the linkage effect between manual pull rod and each parts, realize the transmission of single water bullet, improved the object for appreciation nature of toy greatly, be equipped with the protection mechanism simultaneously, guarantee the stability of different modes when switching, even long-time use, the toy is also fragile.

Drawings

Fig. 1 is a schematic structural view of a novel manual and automatic treasure box provided by the present invention;

FIG. 2 is a side view of the lower cover part of the novel manual/automatic treasure box according to the present invention;

fig. 3 is a schematic structural view of a gear set and a motor part in a novel manual-automatic treasure box provided by the utility model;

fig. 4 is a schematic view of a part of the structure of the junction between the manual/automatic switching fitting and the pressing block in the novel manual/automatic gun case;

fig. 5 is a schematic view of a part of the structure of a manual/automatic launching push rod and a gear set in a novel manual/automatic gun case according to the present invention;

fig. 6 is a schematic structural view of a pressing block in a novel manual/automatic treasure box provided by the present invention;

fig. 7 is a schematic structural view of the push rod of the inflator in the novel manual/automatic treasure box of the present invention;

fig. 8 is a schematic structural view of an air cylinder in a novel manual-automatic treasure box provided by the utility model;

fig. 9 is a schematic structural view of a manual/automatic launching push rod in a novel manual/automatic gun case provided by the present invention;

fig. 10 is a schematic structural view of an inner trigger in a novel manual/automatic treasure box according to the present invention;

fig. 11 is a schematic structural view of a second transition gear in the novel manual/automatic treasure box of the present invention;

fig. 12 is a schematic structural view of a lifting gear in a novel manual-automatic treasure box of the present invention;

fig. 13 is a schematic structural view of a lifting accessory in a novel manual/automatic treasure box according to the present invention;

fig. 14 is a schematic structural view of a manual/automatic switching fitting in a novel manual/automatic treasure box according to the present invention;

fig. 15 is a schematic structural view of a safety accessory in manual mode in a novel manual/automatic treasure box according to the present invention;

fig. 16 is a schematic structural view of a manual transition pull rod in a novel manual/automatic treasure box according to the present invention;

fig. 17 is a schematic structural view of an internal part of a novel manual/automatic treasure box provided by the present invention;

fig. 18 is a rear view of the gear train part in the novel manual/automatic treasure box of the utility model.

In the figure: 1 upper cover, 2 pressing block, 3 air cylinder push rod, 301 first rack, 4 automatic main switch, 5 motor, 6 gear set, 7 rotation stopping sheet, 8 automatic switch, 9 air cylinder, 901 second rack, 10 feeding tee fitting, 11 flow pipe, 12 lower cover, 13 manual pull rod, 14 manual automatic launching push rod, 1401 top block, 15 inner trigger, 16 motor roller, 17 second transition roller, 18 first transition roller, 19 lifting roller, 20 lifting fitting, 2001 wedge block, 21 manual automatic conversion fitting, 2101 fixture block, 22 manual mode safety fitting, 23 manual transition pull rod, 2301 limiting block, 24 trigger, 25 third transition roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-18, a novel hand-operated and automatic treasure box comprises an upper cover 1 and a lower cover 12, wherein the upper cover 1 and the lower cover 12 jointly form a gun body shell and a handle shell of a hand-operated and automatic gun, a launching mechanism and a driving mechanism are respectively arranged in the gun body shell and the handle shell, a manual mode safety accessory 22 is further mounted at the tail of the gun body shell, and the launching mechanism comprises a hand-operated and automatic switching device and a supercharging device;

the manual-automatic switching device comprises a pressing block 2, a manual-automatic emission push rod 14, an inner trigger 15 and a manual-automatic switching accessory 21, wherein the inner trigger 15 is rotatably installed in a gun body shell, one end of the inner trigger 15 is connected with the gun body shell through a return spring, the manual-automatic emission push rod 14 and the manual-automatic switching accessory 21 are respectively arranged on the outer side and the inner side of the lower cover 12 in a sliding mode, the manual-automatic emission push rod 14 and the inner trigger 15 are clamped, and the pressing block 2 is installed on the outer side wall of the upper cover 1 and corresponds to the position of the manual-automatic switching accessory 21;

the pressurizing device comprises an air cylinder push rod 3 and an air cylinder 9 which is sleeved outside the air cylinder push rod 3 in a sliding manner, the air cylinder push rod 3 is fixedly connected with the inner side wall of the gun body shell through a spring, a first rack 301 and a second rack 901 are respectively arranged on the outer side walls of the air cylinder push rod 3 and the air cylinder 9, the specification of the first rack 301 is matched with that of the inner trigger 15, a sliding groove is further formed in the gun body shell and used for assisting in limiting the sliding direction of the air cylinder 9 and the air cylinder push rod 3, a bump is further integrally formed at the bottom of the top end of the air cylinder 9, and when the air cylinder 9 slides, the bump abuts against the sliding groove, so that the farthest sliding;

actuating mechanism includes motor 5, gear train 6 and rotation stopping sheet 7, if motor 5 antiport, then rotation stopping sheet 7 can be dead with gear train 6 card, thereby avoid the gear train 6 damage that a plurality of pinch rollers reverse the result, gear train 6 includes motor cone 16, third transition cone 25, second transition cone 17, first transition cone 18 and lift cone 19, and coaxial lift accessory 20 that is provided with on the lateral wall of lift cone 19, motor cone 16 is fixed continuous with motor 5's output, lift cone 19's bottom is passed through reset spring and is linked to each other with the inside wall elasticity of body of a gun casing, can realize certain displacement along axial direction.

The utility model discloses in, slidable mounting has manual transition pull rod 23 in the body of a gun casing, and 3 swing joint of manual transition pull rod 23 and inflator push rod, the manual pull rod 13 of upper end fixedly connected with of manual transition pull rod 23, and manual pull rod 13 is located outside the body of a gun casing, fixed connection between manual pull rod 13 and the manual mode safety accessory 22, and manual mode safety accessory 22 has certain elasticity, can take place deformation in the certain limit, the main purpose of installing manual mode safety accessory 22 is guaranteed under manual mode, manual pull rod 13 can freely push back, avoid manual pull rod 13 and the manual launch water bullet function failure that 23 parts of manual transition pull rod block to die and lead to.

The tail of the manual transition pull rod 23 is provided with a limiting block 2301, the limiting block 2301 is arranged mainly for linkage between the manual transition pull rod 23 and each device, a clamping block 2101 is arranged on the manual automatic conversion accessory 21, a clamping groove is formed in the tail of the manual automatic conversion accessory 21, the lifting accessory 20 comprises a wedge 2001, the specification of the wedge 2001 is matched with that of the clamping groove, an inclined surface on the wedge 2001 can be just abutted against the groove wall of the clamping groove, the clamping groove is mainly used for being matched with the wedge 2001, and when the inclined surface on the wedge 2001 is abutted against the groove wall of the clamping groove, the wedge 2001 can move up and down through the manual automatic conversion accessory 21.

The bottom of the gun body shell is also provided with an automatic main switch 4 and an automatic switch 8, the front end of the manual automatic launching push rod 14 is provided with a trigger 24, the top end of the manual automatic launching push rod 14 is provided with a top block 1401, and the position of the top block 1401 corresponds to the position of the automatic switch 8;

the manual automatic launching push rod 14 is symmetrically provided with two positioning grooves, the gun body shell is fixedly provided with two limiting bolts which are respectively positioned in the corresponding positioning grooves, the moving range of the manual automatic launching push rod 14 is determined by the distance between the two limiting bolts and the size of the two positioning grooves, the inner trigger 15 is in an L shape, one edge of the inner trigger 15 is movably connected with the arc-shaped edge below the positioning groove on the manual automatic launching push rod 14 in the direction far away from the top block 1401, and the inner trigger 15 is associated with the manual automatic launching push rod 14;

the trigger 24 is fixedly arranged at the front end of the manual and automatic launching push rod 14, the trigger 24 is pulled to enable the manual and automatic launching push rod 14 to move, so that the inner trigger 15 is driven to rotate, the clamping relation between the first rack and the inner trigger 15 is broken, the air cylinder push rod 3 is released, water bullets are launched, in addition, a return spring is connected between the manual and automatic launching push rod 14 and the gun body shell, the trigger 24 is loosened, and the manual and automatic launching push rod 14 can automatically return to the initial position.

The top end of the inflator 9 is hermetically connected with an bullet inlet three-way fitting 10 through a leather cup and an air-closing piston and is hermetically connected with a flow pipe 11 through the bullet inlet three-way fitting 10, the sealing piece can ensure the tightness of the inflator 9, and the water bullet can be launched and reaches the expected distance only after the pressure in the inflator 9 reaches a certain value.

Still be equipped with the power in the handle casing, automatic master switch 4, automatic switch 8, motor 5 pass through the wire and are connected with the power and constitute control circuit jointly, and when automatic master switch, automatic switch 8 opened simultaneously, motor 5 could the circular telegram.

The utility model has two using modes, one is an automatic mode, namely the power supply is sufficient, under the condition that the motor 5 can normally work, the manual automatic switching push rod 21 is pulled at the moment to push against the automatic main switch 4 and electrify the automatic main switch, the front end top block 1401 of the manual automatic transmitting push rod 14 is propped against the automatic switch 8, the automatic switch 8 is in an electrifying state, and after the automatic main switch 4 and the automatic switch 8 are in a charging state at the same time, the power supply supplies power to the motor 5; in an automatic mode, the manual-automatic switching fitting 21 releases the lifting fitting 20, the lifting cone 19 is in a bouncing state under the action of a return spring, and all cones in the gear set 6 are meshed with each other and can normally rotate;

in an automatic mode, the inner trigger 15 abuts against the tail end of the air cylinder push rod 3, one end of the lifting accessory 20 abuts against a second rack 902 on the outer side wall of the air cylinder 9, the air cylinder push rod 3 does not completely compress the spring, at the moment, the bottom of the pressing block 2 abuts against a fixture block 2101 on the manual-automatic switching accessory 21, the fact that the fixture block 2101 presses the bottom end of the pressing block 2 below the fixture block 2101 is shown, the top of the pressing block 2 presses downwards and abuts against the manual pull rod 13, the manual pull rod 13 cannot be pulled, and the situation that a child pulls the manual push rod 13 again in the working process of the motor 5 and the meshing transmission of the gear set 6 to cause damage to parts is avoided;

in an automatic mode, a trigger 24 is pulled down, the manual and automatic launching push rod 14 is moved, the inner trigger 15 rotates to a specific position, the inner trigger 15 does not have the function of clamping the air cylinder push rod 3 at the moment, the air cylinder push rod 3 is released under the action of spring force, a water bomb is launched, the air cylinder push rod 3 and the air cylinder 9 do periodic relative motion through the combined action of the gear set 6 and the motor 5, and the air in the air cylinder 9 is periodically compressed, so that the aim of continuous launching of the water bomb is fulfilled;

the second working mode is a manual mode, at this time, the manual-automatic conversion fitting 21 is pushed, the automatic main switch 4 is switched off, the motor 5 does not work any more, in the manual mode, a clamping groove at the tail part of the manual-automatic conversion fitting 21 is abutted to an inclined surface of a wedge block 2001 on the lifting fitting 20, the wedge block 2001 can move up and down through the manual-automatic conversion fitting 21, the lifting cone 19 extrudes a return spring, the lifting cone 19 is pressed down, at this time, one end, close to the manual pull rod 13, of the pressing block 2 is bounced and does not contact with the manual pull rod 13, and the manual pull rod 13 can move freely;

in the manual mode, initially, the bottom of the pressing block 2 is located below the manual-automatic switching fitting 21 and is pressed by the manual-automatic switching fitting 21, if the manual-automatic switching fitting 21 is pulled, the fixture block 2101 also moves along with the manual-automatic switching fitting, the fixture block 2101 is arranged in a groove of the manual-automatic switching fitting 21, but the length of the fixture block 2101 is smaller than that of the groove, so that a part of space is reserved near the section of the fixture block 2101, and when the bottom of the pressing block 2 moves to the remaining groove, the pressing block 2 which loses the acting force of the fixture block 2101 automatically bounces and is clamped with the manual-automatic switching fitting 21, so that the manual-automatic switching fitting 21 cannot be pulled;

in the manual mode, the trigger 24 is pulled down, the inner trigger 15 rotates, so that the inner trigger 15 is not engaged with the first rack 301 on the outer side wall of the air cylinder push rod 3 any more, the air cylinder push rod 3 is released, water is ejected, meanwhile, the trigger 24 is released under the action of a return spring, and the inner trigger 15 is also engaged with the first rack 301 at the bottom of the air cylinder push rod 3 again to wait for the next water bullet to be launched;

it should be noted that a protection mechanism can be formed by the linkage of the components, when the working mode of the pistol is in the manual mode, the manual-automatic switching accessory 21 cannot be forcibly pulled in the working process of the pistol, that is, the automatic mode cannot be forcibly switched, only when the manual pull rod 13 is reset, the pressing block 2 is moved out of the groove at the side of the fixture block 2101, and the manual-automatic switching accessory 21 can be moved; when the operating mode of the pistol is in the automatic mode, the upper end of the pressing block 2 abuts against the manual pull rod 13, and the manual pull rod 13 cannot be forcibly pulled, that is, the automatic mode cannot be forcibly switched to the manual mode.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A novel hand-operated and automatic treasure box comprises an upper cover (1) and a lower cover (12), and is characterized in that the upper cover (1) and the lower cover (12) jointly form a gun body shell and a handle shell of a hand-operated and automatic gun, a launching mechanism and a driving mechanism are respectively arranged in the gun body shell and the handle shell, and the launching mechanism comprises a hand-operated and automatic switching device and a supercharging device;

the manual-automatic switching device comprises a pressing block (2), a manual-automatic emission push rod (14), an inner trigger (15) and a manual-automatic switching accessory (21), wherein the inner trigger (15) is rotatably installed in a gun body shell, one end of the inner trigger (15) is connected with the gun body shell through a return spring, the manual-automatic emission push rod (14) and the manual-automatic switching accessory (21) are respectively arranged on the outer side and the inner side of the lower cover (12) in a sliding mode, the manual-automatic emission push rod (14) and the inner trigger (15) are clamped, and the pressing block (2) is installed on the outer side wall of the upper cover (1) and corresponds to the position of the manual-automatic switching accessory (21);

the pressurizing device comprises an air cylinder push rod (3) and an air cylinder (9) which is sleeved on the outer side of the air cylinder push rod (3) in a sliding mode, the air cylinder push rod (3) is fixedly connected with the inner side wall of the gun body shell through a spring, a first rack (301) and a second rack (901) are arranged on the outer side walls of the air cylinder push rod (3) and the air cylinder (9) respectively, and the specification of the first rack (301) is matched with that of the inner trigger (15);

the driving mechanism comprises a motor (5), a gear set (6) and a rotation stopping sheet (7), the gear set (6) comprises a motor cone (16), a third transition cone (25), a second transition cone (17), a first transition cone (18) and a lifting cone (19), a lifting accessory (20) is coaxially arranged on the side wall of the lifting cone (19), and the motor cone (16) is fixedly connected with the output end of the motor (5).

2. The novel hand-operated and automatic treasure box of claim 1 is characterized in that a hand-operated transition pull rod (23) is slidably mounted in the gun body shell, the hand-operated transition pull rod (23) is movably connected with the inflator push rod (3), the upper end of the hand-operated transition pull rod (23) is fixedly connected with a hand-operated pull rod (13), and the hand-operated pull rod (13) is located outside the gun body shell.

3. The novel manual-automatic treasure box is characterized in that a limiting block (2301) is arranged at the tail of the manual transition pull rod (23), a clamping block (2101) is arranged on the manual-automatic conversion accessory (21), a clamping groove is formed in the tail of the manual-automatic conversion accessory (21), the lifting accessory (20) comprises a wedge block (2001), and the specification of the wedge block (2001) is matched with that of the clamping groove.

4. The novel hand-operated and automatic firearm box according to claim 1, characterized in that the bottom of the firearm body shell is further provided with an automatic main switch (4) and an automatic switch (8), the front end of the hand-operated and automatic fire push rod (14) is provided with a trigger (24), the top end of the hand-operated and automatic fire push rod (14) is provided with a top block (1401), and the position of the top block (1401) corresponds to the position of the automatic switch (8).

5. The new hand-operated and automatic treasure box as claimed in claim 1 characterized in that the top of the inflator (9) is connected with the ball inlet tee fitting (10) through the leather cup and the air-closing piston and connected with the flow tube (11) through the ball inlet tee fitting (10).

6. The novel hand-operated and automatic treasure box of claim 4 is characterized in that a power supply is further arranged in the handle shell, and the automatic main switch (4), the automatic switch (8) and the motor (5) are connected with the power supply through wires and jointly form a control circuit.

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