CN209003349U - A kind of electric up-down mosquito net - Google Patents
A kind of electric up-down mosquito net Download PDFInfo
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- CN209003349U CN209003349U CN201820994785.2U CN201820994785U CN209003349U CN 209003349 U CN209003349 U CN 209003349U CN 201820994785 U CN201820994785 U CN 201820994785U CN 209003349 U CN209003349 U CN 209003349U
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Abstract
The utility model relates to a kind of mosquito nets, more specifically, it is related to a kind of electric up-down mosquito net, its key points of the technical solution are that: including mosquito net frame, it is installed on the mosquito net main body of mosquito net frame and controls the control device of mosquito net main body folding and unfolding, the control device include the circumferential multiple drawstrings for being connected to the mosquito net lower body, at the same wind the wind-up rolls of multiple drawstrings, the control circuit that the motor of driving wind-up roll winding drawstring and control motor work, a kind of electric up-down mosquito net of the utility model has the advantages that keep mosquito net main body folding and unfolding convenient.
Description
Technical field
The utility model relates to a kind of mosquito net, in particular to a kind of electric up-down mosquito net.
Background technique
Mosquito often comes out in night people's rest and bites, and not only influences sleep quality, but also infectivity disease, can take
Chemical reagent is mosquito-proof, but chemical reagent has pollution and the reagent having is harmful to body, therefore mosquito net is all people all the time
The first choice of mosquito is kept away for interior, the suspension type or tent-type mosquito net that people use at present are still that traditional clip either uses
Modern zipper closes the mode of mosquito net opening.On daytime sometimes in order to vacate the space of bed body, bed body is allowed not surrounded by mosquito net
Firmly, it needs to accept on mosquito net, is put together at the top of rack of mosquito net, need to put down mosquito net when sleep at night.Therefore
There is a problem of mosquito net folding and unfolding inconvenience.
Utility model content
In view of the deficienciess of the prior art, having the purpose of this utility model is to provide a kind of electric up-down mosquito net
The advantage for keeping mosquito net main body folding and unfolding convenient.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of electric up-down mosquito
Account including mosquito net frame, is installed on the mosquito net main body of mosquito net frame and controls the control device of mosquito net main body folding and unfolding, the control dress
Set including the circumferential multiple drawstrings for being connected to the mosquito net lower body, at the same wind the wind-up roll of multiple drawstrings, drive
Wind-up roll winds the motor of drawstring and the control circuit of control motor work.
By using above-mentioned technical proposal, mosquito net lower body is connected by multiple drawstrings with control device, control electricity
Control motor rotation in road rotates wind-up roll, and then drawstring winding can be made in wind-up roll, and control circuit control motor reversal makes to draw
Rope is released, and is gone up and down by control device to mosquito net, keeps mosquito net main body folding and unfolding convenient.
The utility model is further arranged to: the control device further includes the fixing seat and opening fixed with ceiling
The mounting box of setting, the fixing seat offer the mounting groove for the mounting box grafting, and the mounting box two sidewalls open up
There are several outlet holes passed through for the drawstring, the motor is installed in the mounting box, the wind-up roll and the motor
Shaft connection.
By using above-mentioned technical proposal, after fixing seat is installed on ceiling, mounting box can pass through the direct grafting of mounting groove
Easy for installation in fixing seat, motor can drive wind-up roll to rotate when rotating, and drawstring is wound by outlet hole in wind-up roll.
The utility model is further arranged to: the wind-up roll is coaxially arranged with screw rod far from described motor one end, described
Wire rod thread is connected with slipping block, and the slipping block two sides are in contact with two sidewalls inside the mounting box, in the mounting box
Bottom is provided with the first limit block and the second limit block, and the slipping block is located at first limited block and second limited block
Between, first limited block and second limited block are respectively arranged with the first normally opened row that closure is contradicted with the slipping block
The normally opened travel switch of Cheng Kaiguan and second.The control circuit includes switching circuit, main circuit and the first normally opened stroke
Switch (351) and the second normally opened travel switch (361)；
The switching circuit includes infrared sensor, the first triode Q1, the second triode Q2, the first relay KM1,
Two relay KM2, third relay KM3, the 4th relay KM4, the first normally opened contact switch KM1-1 of the first relay,
The second normally-closed contact switch KM2-2, the third relay of first normally-closed contact switch KM2-1 of two relays, the second relay
The first normally opened contact switch KM3-1, the 4th relay the first normally-closed contact switch KM4-1 and the 4th relay second
Normally-closed contact switch KM4-2, the infrared sensor simultaneously with the base stage of the first triode Q1 and the second triode Q2
Base stage is electrically connected, and the collector of the first triode Q1 is electrically connected with the power supply, the emitter of the first triode Q1
It is electrically connected with second normally-closed contact one end switch KM2-2 of second relay, the second of second relay is normally closed
The contact switch KM2-2 other end is grounded after connecting with first relay, and the first normally-closed contact of second relay is opened
Close after KM2-1 connects with the first normally opened contact switch KM1-1 of first relay with the first triode Q1 and described
Second normally-closed contact switch KM2-2 of the second relay is in parallel；
The collector of the second triode Q2 is electrically connected with the power supply, the emitter of the second triode Q2 with it is described
Second normally-closed contact one end switch KM4-2 of 4th relay is electrically connected, and the second normally-closed contact of the 4th relay is opened
It closes after the KM4-2 other end is connected with the third relay and is grounded, the first normally-closed contact switch KM4-1 of the 4th relay
After connecting with the first normally opened contact switch KM3-1 of the third relay with the second triode Q2 and the 4th relay
Second normally-closed contact switch KM4-2 of device is in parallel；
Described first normally opened travel switch one end is electrically connected with the power supply, and the other end is connected with the second relay KM2
After be grounded, described second normally opened travel switch one end is electrically connected with the power supply, after the other end is connected with the 4th relay KM4
Ground connection；
The main circuit includes the positive input circuit for rotating forward the motor and the reversed input for making the motor reversal
Circuit, the forward direction input circuit includes the second normally opened contact switch KM1- for being series at first relay at motor both ends respectively
2 and first relay third normally opened contact switch KM1-3, the reversed input circuit includes being series at motor both ends respectively
Second normally opened contact switch KM3-2 of the third relay and third normally opened contact switch KM3-3 of third relay.
By using above-mentioned technical proposal, when the first triode Q1 is connected in infrared sensor, the first relay obtain it is electric,
Be closed the first normally opened contact switch KM1-1 of the first relay, realize the self-locking of circuit, at the same make on main circuit first
Second normally opened contact switch KM1-2 of relay and the third normally opened contact switch KM1-3 closure of the first relay, make motor just
It is connected to input circuit, motor rotates forward, and drawstring is closed at wire casing, mosquito net main body is packed up；Slipping block is limited along screw rod to first simultaneously
Position Block direction is mobile, and when slipping block, which contradicts the first limited block, is closed the first normally opened travel switch, the second relay obtains electric, makes
Second normally-closed contact switch KM2-2 of the first normally-closed contact switch KM2-1 of the second relay and the second relay disconnection makes the
The power-off of one relay, and then make the normally opened touching of third of the second normally opened contact switch KM1-2 and the first relay of the first relay
Point switch KM1-3 is disconnected, and motor stops working, at this time infrared sensor make again the first triode Q1 be connected can not make first after
Electric appliance obtains electric, and motor can not rotate forward；
When infrared sensor make the second triode Q2 be connected when, third relay obtain it is electric, make third relay first often
Contact switch KM3-1 closure is opened, realizes the self-locking of circuit, while open the second normally opened contact of the third relay on main circuit
The third normally opened contact switch KM3-3 closure for closing KM3-2 and third relay, makes the reversed input circuit conducting of motor, and motor is anti-
Turn, drawstring is released into wire casing, the decentralization of mosquito net main body；Slipping block is moved along screw rod to the second limit Block direction simultaneously, works as slipping block
When contradicting the second limited block is closed the second normally opened travel switch, the 4th relay obtains electric, keeps the first of the 4th relay normally closed
Second normally-closed contact switch KM4-2 of contact switch KM4-1 and the 4th relay disconnection powers off third relay, and then makes the
Second normally opened contact switch KM3-2 of three relays and the third normally opened contact switch KM3-3 of third relay are disconnected, motor
It stops working, infrared sensor makes the second triode Q2 conducting that third relay can not be made to obtain electric again at this time, and motor can not be anti-
To rotation.
The utility model is further arranged to: the fixing seat is rotatably connected to clip assembly, the clip assembly setting
The two sides at the mounting groove notch, the clip assembly include kelly, are connected to kelly one end for contradicting the mounting box
The grab of side wall and the spring of kelly and fixing seat is connected at notch.
By using above-mentioned technical proposal, when installation, first fixes fixing seat, then mounting box is plugged to mounting groove, and grab exists
Conflict and mounting box side wall, avoid mounting box from skidding off, when needing to repair mounting box inside under the elastic reaction of spring
The one end of kelly far from grab is pressed, clip assembly is opened, at this time can take out mounting box, easy for installation.
The utility model is further arranged to: the kelly is provided with far from grab one end with fixing seat side wall attracted
Magnet.
By using above-mentioned technical proposal, after pressing kelly far from one end of grab, kelly magnet effect under with fixation
Seat is attracting, avoids kelly from rebounding under the action of the spring, further facilitates operation.
The utility model is further arranged to: the wind-up roll is axially spaced equipped with several lines for being used to store drawstring
Slot.
By using above-mentioned technical proposal, drawstring is accommodated in wire casing when wind-up roll rotates, prevents drawstring from mutually winding.
The utility model is further arranged to: the drawstring is arranged with guide sleeve flexible, and the guide sleeve is sutured in institute
State mosquito net main body.
By using above-mentioned technical proposal, so that drawstring preferably packs up mosquito net main body, and it is folded to pack up rear mosquito net main body
It puts neat.
The utility model is further arranged to: the drawstring end is provided with counterweight ring.
By using above-mentioned technical proposal, so that drawstring preferably puts down mosquito net main body, and mosquito net master during putting down
Body is not easy to wind.
The utility model is further arranged to: the mosquito net frame inner sidewall is provided with several first passed through for the drawstring
Directive wheel, there are two the second directive wheels turned to for the drawstring for the setting of mounting box lateral wall corner.
By using above-mentioned technical proposal, the frictional force between drawstring and mosquito net frame and mounting box can be effectively reduced, is mitigated
The burden of motor, while drawstring is hardly damaged.
The utility model is further arranged to: the outlet hole hole wall, which horizontally rotates, is connected with Rotational Cylindrical.
By using above-mentioned technical proposal, the frictional force between drawstring and outlet hole hole wall can be effectively reduced, mitigates motor
Burden, while drawstring is hardly damaged.
In conclusion the utility model has the following beneficial effects:
First, mosquito net lower body is connected by drawstring with control device, control circuit control motor rotation makes to wind
Roller rotation carries out folding and unfolding to drawstring, the lifting of mosquito net main body can be realized, so that mosquito net main body folding and unfolding is convenient；
Second, slipping block can move under the rotation of motor, contradicts the first normally opened travel switch and the second normally opened stroke is opened
It closes, so that motor is stopped automatically rotation, avoid damaging device；
Third, mounting box is mating with fixing seat, clip assembly, which contradicts mounting box, fixes it, and pressing kelly can beat
It opens clip assembly to take out mounting box, easy disassembly.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the configuration schematic diagram of mounting box and fixing seat in the present embodiment；
Fig. 3 is the structural schematic diagram of clip assembly in the present embodiment；
Fig. 4 is the circuit diagram of control circuit in the present embodiment.
In figure: 1, mosquito net frame；11, the first directive wheel；2, mosquito net main body；3, control device；31, fixing seat；311, it installs
Slot；312, clip assembly；3121, kelly；3122, grab；3123, spring；314, magnet；315, fixed ear；32, mounting box；
321, outlet hole；322, the second directive wheel；323, Rotational Cylindrical；324, mounting ear；33, motor；34, wind-up roll；341, wire casing；
342, screw rod；343, slipping block；35, the first limited block；351, the first normally opened travel switch；36, the second limited block；361, second
Normally opened travel switch；37, control circuit；371, switching circuit；3711, infrared sensor；4, drawstring；5, guide sleeve；6, counterweight
Ring.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of electric up-down mosquito net including mosquito net frame 1, is installed on the mosquito net main body 2 of mosquito net frame 1 as depicted in figs. 1 and 2
And the control device 3 of control 2 folding and unfolding of mosquito net main body, control device 3 include the circumferential multiple drawings for being connected to 2 lower end of mosquito net main body
Rope 4, the wind-up roll 34 for winding multiple drawstrings 4 simultaneously, driving wind-up roll 34 wind the motor 33 and control motor of drawstring 4
Control circuit 37(combination Fig. 3 of 33 work), 4 one end of drawstring is connected to 2 lower end of mosquito net main body, and the other end is connected to wind-up roll
34, control circuit 37, which controls the rotation of motor 33, rotates wind-up roll 34, and then the winding of drawstring 4 can be made in wind-up roll 34, control electricity
Road 37, which controls the reversion of motor 33, releases drawstring 4, is gone up and down by control device 3 to mosquito net, and folding and unfolding is convenient.
As depicted in figs. 1 and 2, control device 3 further includes that fixed fixing seat 31 and upper side opening are arranged with ceiling
Mounting box 32, fixing seat 31 is bolted to ceiling by fixed ear 315, and fixing seat 31 is offered inserts for mounting box 32
The mounting groove 311 connect, 32 two sidewalls of mounting box offer several outlet holes 321 passed through for drawstring 4, and motor 33 is installed on
In mounted box 32, wind-up roll 34 is fixedly connected with the shaft of motor 33, and 34 axially spaced-apart of wind-up roll offers several for storing drawing
The wire casing 341 of rope 4 prevents drawstring 4 from mutually winding, and drawstring 4 can be wrapped in wire casing 341 into mounting box 32 by outlet hole 321
In, drive wind-up roll 34 to rotate when motor 33 rotates, so that drawstring 4 is accommodated in the wire casing 341 of wind-up roll 34.
As shown in Figures 2 and 4, fixing seat 31 is rotatably connected to clip assembly 312, and clip assembly 312 is set to mounting groove 311
Two sides at notch, clip assembly 312 include kelly 3121, are connected to 3121 one end of kelly and are located at notch for contradicting mounting box 32
Locate the grab 3122 of side wall and be connected to the spring 3123 of kelly 3121 Yu fixing seat 31, kelly 3121 is far from grab 3,122 1
End is provided with attracted magnet 314 with 31 side wall of fixing seat.Fixing seat 31 is first fixed when installation, then by 32 grafting of mounting box
To mounting groove 311, make to install, 32 mounting ear 324 is connected in clip assembly 312, and grab 3122 is made in the elasticity of spring 3123
32 side wall of mounting box is contacted under, mounting box 32 is avoided to skid off, when needing to repairing inside mounting box 32 or need to tear open
When unloading mounting box 32, press the one end of kelly 3121 far from grab 3122, kelly 3121 under the effect of magnet 314 with fixing seat 31
Attracting, clip assembly 312 is opened, and at this time can be taken out mounting box 32, easy disassembly.
As shown in Figures 1 and 2, drawstring 4 is arranged with guide sleeve 5 flexible, and guide sleeve 5 uses material identical as mosquito net main body 2
Material, guide sleeve 5 is sutured in mosquito net main body 2, so that drawstring 4 preferably packs up mosquito net main body 2, and it is folded to pack up rear mosquito net main body 2
To put neat, 4 end of drawstring is provided with counterweight ring 6, so that drawstring 4 preferably puts down mosquito net main body 2, and mosquito net during putting down
Main body 2 is not easy to wind；1 inner sidewall of mosquito net frame is provided with several the first directive wheels 11 being oriented to for drawstring 4,32 lateral wall of mounting box
There are two the second directive wheel 322 turned to for drawstring 4,321 hole wall of outlet hole, which horizontally rotates, is connected with rotation for corner setting
The setting of column 323, directive wheel and Rotational Cylindrical 323 can effectively reduce the frictional force between drawstring 4 and mosquito net frame 1 and mounting box 32,
Mitigate the burden of motor 33, while drawstring 4 is hardly damaged.
As shown in Figures 2 and 3, wind-up roll 34 is fixedly connected with screw rod 342 far from 33 one end of motor, and 342 screw thread of screw rod connects
It is connected to slipping block 343, slipping block 343 contacts at 32 inside two sidewalls of mounting box, and bottom is provided with the first limit in mounting box 32
Block 35 and the second limited block 36, slipping block 343 is between the first limited block 35 and the second limited block 36,35 He of the first limited block
Second limited block 36 is respectively arranged with the first normally opened travel switch 351 and the second normally opened stroke that closure is contradicted with slipping block 343
Switch 361；Control circuit 37 includes that switching circuit 371, main circuit 372 and the first normally opened travel switch 351 and second are normally opened
Travel switch 361, switching circuit 371 include infrared sensor 3711, the first triode Q1, the second triode Q2, the first relay
The first normally opened contact switch of device KM1, the second relay KM2, third relay KM3, the 4th relay KM4, the first relay
KM1-1, the first normally-closed contact switch KM2-1 of the second relay, the second normally-closed contact switch KM2-2 of the second relay,
The the first normally-closed contact switch KM4-1 and the 4th relay of first normally opened contact switch KM3-1 of three relays, the 4th relay
Second normally-closed contact switch KM4-2 of device, infrared sensor 3711 while base stage and the second triode with the first triode Q1
The base stage of Q2 is electrically connected, and the collector of the first triode Q1 is electrically connected with the power supply, the emitter of the first triode Q1 and the
Second normally-closed contact one end switch KM2-2 of two relays is electrically connected, the second normally-closed contact switch KM2-2 of the second relay
The other end is grounded after connecting with the first relay KM1, the first normally-closed contact switch KM2-1 of the second relay and the first relay
The first normally opened contact switch KM1-1 series connection after the second normally-closed contact switch KM2- with the first triode Q1 and the second relay
2 is in parallel；
The collector of second triode Q2 is electrically connected with the power supply, the emitter of the second triode Q2 and the 4th relay
Second normally-closed contact one end switch KM4-2 is electrically connected, the second normally-closed contact switch KM4-2 other end of the 4th relay and the
It is grounded after three relay KM3 series connection, the first of the first normally-closed contact switch KM4-1 of the 4th relay and third relay is normally opened
It is in parallel with the second normally-closed contact switch KM4-2 of the second triode Q2 and the 4th relay after contact switch KM3-1 series connection；
First normally opened 351 one end of travel switch is electrically connected with the power supply, and the other end is connected with the second relay KM2 and is followed by
Ground, second normally opened 361 one end of travel switch are electrically connected with the power supply, and the other end is grounded after connecting with the 4th relay KM4；
Main circuit 372 includes the reversed input circuit for making the positive input circuit of the rotating forward of motor 33 and inverting motor 33,
Positive input circuit includes the second normally opened contact switch KM1-2 and first for being series at first relay at 33 both ends of motor respectively
The third normally opened contact switch KM1-3 of relay, reversed input circuit include the third relay for being series at 33 both ends of motor respectively
Second normally opened contact switch KM3-2 of the device and third normally opened contact switch KM3-3 of third relay.
Infrared sensor 3711 includes infrared emission part and infrared receiver part, and infrared emission part may be provided at remote control
In device, infrared emission part is set to emit infrared signal by remote controler, infrared receiver makes to control after being partially received infrared signal
Circuit 37 works, and when the first triode Q1 is connected in infrared sensor 3711, the first relay KM1 obtains electric, makes the first relay
First normally opened contact switch KM1-1 of device is closed, and realizes the self-locking of circuit, while making the first relay on main circuit 372
The third normally opened contact KM1-3 of second normally opened contact switch KM1-2 and the first relay is closed the switch, and makes the positive input of motor 33
Circuit conducting, motor 33 rotate forward, and drawstring 4 are closed at wire casing 341, mosquito net main body 2 is packed up；Simultaneously slipping block 343 along screw rod 342 to
First limited block, 35 direction is mobile, when slipping block 343, which contradicts the first limited block 35, is closed the first normally opened travel switch 351,
Second relay KM2 obtains electric, makes the second normally closed touching of the first normally-closed contact switch KM2-1 and the second relay of the second relay
Point switch KM2-2 disconnection powers off the first relay KM1, so make the second normally opened contact switch KM1-2 of the first relay with
The third normally opened contact switch KM1-3 of first relay is disconnected, and motor 33 stops working, and infrared sensor 3711 makes again at this time
It is electric that first triode Q1 conducting can not be such that the first relay obtains, and motor 33 can not rotate forward；
When the second triode Q2 is connected in infrared sensor 3711, third relay obtains electric, makes the of third relay
One normally opened contact switch KM3-1 closure, realizes the self-locking of circuit, while making second of third relay on main circuit 372 often
The third normally opened contact switch KM3-3 closure for opening contact switch KM3-2 and third relay, leads the reversed input circuit of motor 33
Logical, motor 33 inverts, and drawstring 4 is released wire casing 341, mosquito net main body 2 is transferred；Slipping block 343 is limited along screw rod 342 to second simultaneously
Position 36 direction of block is mobile, when slipping block 343, which contradicts the second limited block 36, is closed the second normally opened travel switch 361, the 4th after
Electric appliance KM4 obtain it is electric, make the 4th relay the first normally-closed contact switch KM4-1 and the 4th relay the second normally-closed contact switch
KM4-2 disconnection make third relay KM3 power off, and then make third relay the second normally opened contact switch KM3-2 and third after
The third normally opened contact switch KM3-3 of electric appliance is disconnected, and motor 33 stops working, and infrared sensor 3711 makes the two or three again at this time
It is electric that pole pipe Q2 conducting can not be such that third relay KM3 obtains, and motor 33 can not rotate backward.
Working principle: 2 lower end of mosquito net main body is connect with control device 3 with drawstring 4, needs to pack up mosquito net main body 2
When, by transmitting signal to infrared sensor 3711 so that motor 33 rotates forward under the control of control circuit 37, to drawstring 4 into
Row winding realizes that mosquito net main body 2 rises, and when slipping block 343 contradicts the first normally opened travel switch 351, motor 33 stops working,
Mosquito net main body 2, which rises, at this time completes；When needing to put down mosquito net main body 2, by transmitting signal to infrared sensor 3711, make
It obtains motor 33 to invert under the control of control circuit 37, drawstring 4 is decontroled, realize that mosquito net main body 2 declines, work as slipping block
Motor 33 stops working when 343 the second normally opened travel switch 361 of conflict, and the decline of mosquito net main body 2 at this time is completed.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of electric up-down mosquito net, it is characterised in that: including mosquito net frame (1), be installed on the mosquito net main body (2) of mosquito net frame (1)
And the control device (3) of control mosquito net main body (2) folding and unfolding, the control device (3) include circumferentially being connected to the mosquito net master
Multiple drawstrings (4) of body (2) lower end, the wind-up roll (34) for winding multiple drawstrings (4) simultaneously, driving wind-up roll (34) winding
The motor (33) of drawstring (4) and the control circuit (37) of control motor (33) work.
2. a kind of electric up-down mosquito net according to claim 1, it is characterised in that: the control device (3) further include with
The fixed fixing seat (31) of ceiling and the mounting box (32) of opening setting, the fixing seat (31) offer for the installation
The mounting groove (311) of box (32) grafting, mounting box (32) two sidewalls offer it is several for the drawstring (4) pass through go out
String holes (321), the motor (33) are installed in the mounting box (32), turn of the wind-up roll (34) and the motor (33)
Axis connection.
3. a kind of electric up-down mosquito net according to claim 2, it is characterised in that: the wind-up roll (34) is far from the electricity
Machine (33) one end is coaxially arranged with screw rod (342), and the screw rod (342) is threaded with slipping block (343), the slipping block
(343) two sides are in contact with the internal two sidewalls of the mounting box (32), and the interior bottom of the mounting box (32) is provided with the first limit
Block (35) and the second limited block (36), the slipping block (343) are located at first limited block (35) and second limited block
(36) between, first limited block (35) and second limited block (36) are respectively arranged with to contradict with the slipping block and be closed
The first normally opened travel switch (351) and the second normally opened travel switch (361)；
The control circuit (37) includes switching circuit (371), main circuit (372) and the first normally opened travel switch
(351) and the second normally opened travel switch (361), the switching circuit (371) includes infrared sensor (3711), the one or three
Pole pipe (Q1), the second triode (Q2), the first relay (KM1), the second relay (KM2), third relay (KM3), the 4th
Relay (KM4), the first normally opened contact switch (KM1-1) of the first relay, the second relay the first normally-closed contact switch
(KM2-1), the first normally opened contact switch (KM3- of the second normally-closed contact switch (KM2-2) of the second relay, third relay
1), the first normally-closed contact switch (KM4-1) of the 4th relay and the second normally-closed contact of the 4th relay switch (KM4-
2), the infrared sensor (3711) is electric with the base stage of first triode (Q1) and the base stage of the second triode (Q2) simultaneously
Property connection, the collector of first triode (Q1) is electrically connected with the power supply, the emitter of first triode (Q1) with
The second normally-closed contact switch one end (KM2-2) of second relay is electrically connected, and the second of second relay is normally closed
The contact switch other end (KM2-2) is grounded after connecting with first relay (KM1), and the first of second relay is normally closed
Contact switch (KM2-1) connect with the first normally opened contact switch (KM1-1) of first relay after with the one or three pole
The the second normally-closed contact switch (KM2-2) for managing (Q1) and second relay is in parallel；
The collector of second triode (Q2) is electrically connected with the power supply, the emitter of second triode (Q2) with it is described
The second normally-closed contact switch one end (KM4-2) of 4th relay is electrically connected, the second normally-closed contact of the 4th relay
Switch (KM4-2) other end is grounded after connecting with the third relay (KM3), the first normally-closed contact of the 4th relay
Switch (KM4-1) connect with the first normally opened contact switch (KM3-1) of the third relay after with second triode
(Q2) and the second normally-closed contact of the 4th relay switch (KM4-2) is in parallel；
Described first normally opened travel switch (351) one end is electrically connected with the power supply, and the other end and second relay (KM2) are gone here and there
It is grounded after connection, described second normally opened travel switch (361) one end is electrically connected with the power supply, the other end and the 4th relay
(KM4) it is grounded after connecting；
The main circuit (372) includes the positive input circuit for rotating forward the motor (33) and inverts the motor (33)
Reversed input circuit, the second of first relay of the forward direction input circuit including being series at motor (33) both ends respectively are normally opened
The third normally opened contact switch (KM1-3) of contact switch (KM1-2) and the first relay, the reversed input circuit include difference
The third of the second normally opened contact switch (KM3-2) and third relay that are series at the third relay at motor (33) both ends is normally opened
Contact switch (KM3-3).
4. a kind of electric up-down mosquito net according to claim 2, it is characterised in that: the fixing seat (31) is rotatably connected to
Clip assembly (312), the clip assembly (312) are set to two sides at the mounting groove (311) notch, the clip assembly
(312) include kelly (3121), be connected to kelly (3121) one end and be located at side wall at notch for contradicting the mounting box (32)
Grab (3122) and be connected to the springs (3123) of kelly (3121) Yu fixing seat (31).
5. a kind of electric up-down mosquito net according to claim 4, it is characterised in that: the kelly (3121) is far from grab
(3122) one end and fixing seat (31) side wall are provided with attracted magnet (314).
6. a kind of electric up-down mosquito net according to claim 2, it is characterised in that: the wind-up roll (34) is axially spaced
Equipped with several for storing the wire casing (341) of drawstring (4).
7. a kind of electric up-down mosquito net according to claim 1, it is characterised in that: the drawstring (4) is arranged with flexible
Guide sleeve (5), the guide sleeve (5) are sutured in the mosquito net main body (2).
8. a kind of electric up-down mosquito net according to claim 7, it is characterised in that: drawstring (4) end, which is provided with, matches
Weight ring (6).
9. a kind of electric up-down mosquito net according to claim 2, it is characterised in that: mosquito net frame (1) the inner sidewall setting
There are several the first directive wheels (11) for the drawstring (4) guiding, there are two mounting box (32) the lateral wall corner settings
The second directive wheel (322) turned to for the drawstring (4).
10. a kind of electric up-down mosquito net according to claim 2, it is characterised in that: the equal water of outlet hole (321) hole wall
It is flat to be rotatably connected to Rotational Cylindrical (323).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820994785.2U CN209003349U (en) | 2018-06-26 | 2018-06-26 | A kind of electric up-down mosquito net |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820994785.2U CN209003349U (en) | 2018-06-26 | 2018-06-26 | A kind of electric up-down mosquito net |
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| CN209003349U true CN209003349U (en) | 2019-06-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110973896A (en) * | 2019-11-15 | 2020-04-10 | 宁波爵盛科技有限公司 | Mosquito net for preventing internal mosquito |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110973896A (en) * | 2019-11-15 | 2020-04-10 | 宁波爵盛科技有限公司 | Mosquito net for preventing internal mosquito |
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