Disclosure of Invention
The invention aims to provide an intelligent life-saving bracelet for children in water, which solves the problems that the children cannot be rescued in time when drowning, and the distress sound is difficult to be sent out when the children drown.
The invention is realized by the following technical scheme.
The invention discloses an intelligent life-saving bracelet for children in water, which comprises a bracelet, wherein an expansion mechanism is arranged in the bracelet, the expansion mechanism comprises an object placing cavity arranged in the bracelet, a fixed plate is fixedly arranged on the inner wall of the object placing cavity, an air bag is fixedly arranged on the upper end surface of the fixed plate, an air outlet groove is formed in the fixed plate in a vertically through mode, an object placing groove with a left opening is formed in the inner wall of the right side of the object placing cavity, a push plate is movably arranged in the object placing groove, a push spring is connected between the right end surface of the push plate and the inner wall of the right side of the object placing groove, a pulling groove is formed in the inner wall of the lower side of the object placing groove, a blocking block is movably arranged in the pulling groove, a reset spring is connected between the lower end surface of the;
the alarm mechanism is arranged on the left side of the fixing plate and comprises a placing cavity arranged in the bracelet, a communicating opening is formed in the upper inner wall of the placing cavity in a vertically through mode, a barrier plate is placed in the communicating opening, a floating block is placed in the placing cavity, a placing opening with an upward opening is formed in the upper end face of the floating block, a hollow rod is fixedly arranged in the placing opening, a connecting pipe is formed in the hollow rod in a vertically through mode, and a connecting opening is formed in the right inner wall of the connecting pipe in a left-right through mode; the fixed plate upside is equipped with detection mechanism, detection mechanism is including setting up the detection chamber of bracelet up end, detect the fixed detection plastic film that is equipped with of chamber right side inner wall, be equipped with in the detection chamber left side inner wall and detect the groove, it is equipped with the movable block to remove about can in the detection groove, the movable block right-hand member face is connected with detect the plastic film.
Preferably, the inner wall of the upper side of the object placing cavity is vertically communicated with a blocking cavity, a blocking block is placed in the blocking cavity, a rotating cavity is arranged on the inner wall of the left side of the blocking cavity, a torsion spring groove is formed in the inner wall of the rear side of the rotating cavity, a transmission shaft is rotatably arranged in the torsion spring groove, a connecting torsion spring is arranged between the transmission shaft and the torsion spring groove, a transmission belt wheel and a blocking wheel are sequentially and fixedly arranged on the transmission shaft from back to front, a belt is wound on the transmission shaft, a connecting shaft is rotatably arranged on the inner wall of the rear side of the rotating cavity, a driven belt wheel and a transmission wheel are sequentially and fixedly arranged on the connecting shaft from back to front, the belt is wound on the driven belt wheel, a contact groove is formed in the inner wall of the lower side of the rotating cavity, a pin is rotatably arranged in the contact groove, a contact torsion spring is arranged between the pin and the, the rear end face of the driving wheel is provided with a limiting groove.
Preferably, be equipped with the motor chamber in the kicking block, the fixed motor that is equipped with of motor chamber downside inner wall, the motor up end rotates and is equipped with the flabellum axle, the epaxial fixed flabellum that is equipped with of flabellum, be equipped with two intercommunication grooves in the kicking block, the intercommunication groove with motor chamber intercommunication, the fixed manger plate piece that is equipped with in the intercommunication groove, be equipped with the contact groove in the kicking block, the fixed switch that is equipped with of contact groove left end face, it is equipped with the movable block to remove about can in the contact groove, movable block left end face is connected with the stay cord, movable block left end face with be connected with expanding spring between contact groove left side inner wall, it is connected with.
Preferably, the movable block left end face with it is connected with connecting spring to detect between the inslot left side inner wall, the movable block left end face is connected with the fine rule, the bracelet right-hand member face is equipped with the shifting chute, be provided with the connecting rod in the shifting chute, the fixed handle that is equipped with on the connecting rod, the connecting rod left end face is connected with the cotton thread.
Preferably, the floating block can float upwards after meeting water, the upper end face of the floating block can float on water, the elastic force of the connecting torsion spring is smaller than the friction force between the blocking block and the blocking cavity, and the switch is electrically connected with the motor.
The invention has the beneficial effects that: this device can provide the succour when children are drowned, if take place drowned, extracts the connecting rod, and the gasbag is aerifyd rapidly for children can come up the secret, can also send the police dispatch newspaper sound after surely this device come-up, seeks help to people around.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to fig. 1-4, the aquatic intelligent life-saving bracelet for children comprises a bracelet 12, an expansion mechanism 70 is arranged in the bracelet 12, the expansion mechanism 70 comprises an object placing cavity 29 arranged in the bracelet 12, a fixing plate 33 is fixedly arranged on the inner wall of the object placing cavity 29, an air bag 28 is fixedly arranged on the upper end surface of the fixing plate 33, an air outlet groove 34 is formed in the fixing plate 33 in an up-and-down through manner, an object placing groove 52 with a leftward opening is formed in the inner wall of the right side of the object placing cavity 29, a pushing plate 54 is movably arranged in the object placing groove 52, a pushing spring 55 is connected between the right end surface of the pushing plate 54 and the inner wall of the right side of the object placing groove 52, a pulling groove 50 is formed in the inner wall of the lower side of the object placing groove 52, a blocking block 53 can be movably arranged in the pulling groove 50, the upper end face of the blocking block 53 is connected with cotton threads 80; the alarm mechanism 71 is arranged on the left side of the fixing plate 33, the alarm mechanism 71 comprises a placing cavity 11 arranged in the bracelet 12, a communicating port 13 is formed in the upper inner wall of the placing cavity 11 in a vertically through mode, a blocking plate 14 is arranged in the communicating port 13, a floating block 15 is arranged in the placing cavity 11, a placing port 17 with an upward opening is formed in the upper end face of the floating block 15, a hollow rod 40 is fixedly arranged in the placing port 17, a connecting pipe 18 is formed in the hollow rod 40 in a vertically through mode, and a connecting port 19 is formed in the right inner wall of the connecting pipe 18 in a horizontally through mode;
fixed plate 33 upside is equipped with detection mechanism 72, detection mechanism 72 is including setting up the detection chamber 35 of bracelet 12 up end, it detects plastic film 36 to detect the fixed being equipped with of chamber 35 right side inner wall, it detects groove 37 to be equipped with in the inner wall of detection chamber 35 left side, it is equipped with movable block 23 to remove about can in the detection groove 37, movable block 23 right-hand member face is connected with detect plastic film 36.
Beneficially, a blocking cavity 27 is vertically arranged on the inner wall of the upper side of the storage cavity 29 in a penetrating manner, a blocking block 26 is arranged in the blocking cavity 27, a rotating cavity 21 is arranged on the inner wall of the left side of the blocking cavity 27, a torsion spring groove 60 is arranged on the inner wall of the rear side of the rotating cavity 21, a transmission shaft 25 is rotatably arranged in the torsion spring groove 60, a connecting torsion spring 59 is arranged between the transmission shaft 25 and the torsion spring groove 60, a transmission belt wheel 61 and a blocking wheel 24 are sequentially and fixedly arranged on the transmission shaft 25 from back to front, a belt 58 is wound on the transmission belt wheel 61, a connecting shaft 38 is rotatably arranged on the inner wall of the rear side of the rotating cavity 21, a driven belt wheel 57 and a transmission wheel 39 are sequentially and fixedly arranged on the connecting shaft 38 from back to front, the belt 58 is wound on the driven belt wheel 57, a contact groove 68 is arranged on the inner wall of the lower side of the rotating cavity 21, a pin 63 is rotatably arranged, a limiting block 64 is fixedly arranged on the left end face of the pin 63, a thin wire 65 is connected to the pin 63, and a limiting groove 56 is arranged on the rear end face of the driving wheel 39.
Beneficially, be equipped with motor chamber 20 in the kicking block 15, the fixed motor 45 that is equipped with of motor chamber 20 downside inner wall, the motor 45 up end rotates and is equipped with fan blade axle 43, the fixed flabellum 41 that is equipped with on the fan blade axle 43, be equipped with two intercommunication grooves 48 in the kicking block 15, intercommunication groove 48 with motor chamber 20 intercommunication, the fixed manger plate piece 16 that is equipped with in the intercommunication groove 48, be equipped with contact groove 68 in the kicking block 15, contact groove 68 left end face is fixed and is equipped with switch 47, it is equipped with movable block 42 to move about in the contact groove 68, movable block 42 left end face is connected with stay cord 49, movable block 42 left end face with be connected with expanding spring 46 between the inner wall in contact groove 68 left side, it is connected with to place chamber 11 left side inner wall stay cord.
Beneficially, be connected with connecting spring 22 between the left end face of movable block 23 with detect groove 37 left side inner wall, the left end face of movable block 23 is connected with fine rule 65, the right-hand member face of bracelet 12 is equipped with shift chute 30, be provided with connecting rod 31 in the shift chute 30, the fixed handle 32 that is equipped with on the connecting rod 31, the connecting rod 31 left end face is connected with cotton thread 80.
Advantageously, the floating block 15 can float upwards when it is in water, the upper end surface of the floating block 15 can float on water, the elastic force of the connecting torsion spring 59 is smaller than the friction force between the blocking block 26 and the blocking cavity 27, and the switch 47 is electrically connected with the motor 45.
In the initial state, the extension spring 46 and the connection spring 22 are in the normal state, the return spring 51 is in the stretched state, and the push spring 55 and the connection torsion spring 59 are in the compressed state.
When the device is worn on the hand of a child in a working state, when the child drowns carelessly, the connecting rod 31 is pulled out of the moving groove 30, the cotton thread 80 is broken, the return spring 51 pulls the blocking block 53 to move downwards, the pushing spring 55 pushes the pushing plate 54 to move, the substances in the storage groove 52 meet the substances in the storage cavity 29, a large amount of gas is generated, the gas enters the air bag 28 through the gas outlet groove 34, the air bag 28 is enlarged, the blocking block 26 is pushed away, the connecting torsion spring 59 drives the transmission shaft 25 to rotate, the transmission shaft 25 drives the transmission belt wheel 61 to rotate, the transmission belt wheel 61 drives the driven belt wheel 57 to rotate through the belt 58, the driven belt wheel 57 drives the connecting shaft 38 to rotate, the connecting shaft 38 drives the transmission wheel 39 to rotate, the transmission wheel 39 drives the blocking plate 14 to leave the communicating port 13, the water enters the storage cavity 11, the floating block 15 floats out of the water surface, the, the motor 45 starts, the motor 45 drives the fan blade shaft 43 to rotate, the fan blade shaft 43 drives the fan blade 41 to rotate, air blown out by the fan blade 41 passes through the connecting port 19 and gives out an alarm, when the device is located at a deep position in water, the plastic film 36 is detected to be deformed by water pressure, the moving block 23 moves rightwards, the moving block 23 drives the pin 63 to rotate through the contact groove 68, the pin 63 drives the rotating rod 62 to rotate, the rotating rod 62 drives the limiting block 64 to rotate, the limiting block 64 is inserted into the limiting groove 56, and the limiting groove 56 cannot rotate.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.