CN208504845U - A kind of refrigerator automatic door-closing control system - Google Patents
A kind of refrigerator automatic door-closing control system Download PDFInfo
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- CN208504845U CN208504845U CN201821105989.2U CN201821105989U CN208504845U CN 208504845 U CN208504845 U CN 208504845U CN 201821105989 U CN201821105989 U CN 201821105989U CN 208504845 U CN208504845 U CN 208504845U
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Abstract
The utility model provides a kind of refrigerator automatic door-closing control system, which includes refrigerator body, refrigerator doors, electric machine, identification module, door switch, control module, warning device.Refrigerator body and refrigerator doors are rotatablely connected by hinge；A part of electric machine is fixed on refrigerator body, and another part is linked with refrigerator doors；The identification region of identification module includes present position when user switchs refrigerator doors.If refrigerator doors are currently not turned off when user leaves identification region, control module starts timing；If refrigerator doors are currently not turned off when having user to enter identification region and timing is not finished, timing is reset；If refrigerator doors are currently not turned off at the end of timing, electric machine work, warning device warning reminding are controlled.Electric machine is worked by itself to drive refrigerator doors to rotate, so that refrigerator doors are closed.Therefore, when the utility model can be avoided unmanned closing refrigerator door, refrigerator is constantly in door opening state.
Description
Technical field
The utility model relates to electronic technology field, in particular to a kind of refrigerator automatic door-closing control system.
Background technique
With the continuous development of household electric appliances, big small household appliances technicalization, intelligence are advocated, so that intelligence has been household electrical appliances
A kind of inexorable trend of development.In people's daily life, be frequently encountered open refrigerator doors after, forget by refrigerator doors close,
Phenomena such as closing refrigerator doors conveniently but not closing really.If refrigerator doors are not related to for a long time, it may appear that a large amount of cold drainings of refrigerator, refrigerator temperature
Setting value is not achieved, the performance for influencing refrigerator, the problems such as fridge freshness retaining effect is not achieved.
Currently, alarm system can be arranged on refrigerator, when refrigerator doors are not closed for a long time, alarm system can issue alarm
Prompt tone, to remind user's closing refrigerator door.
But near refrigerator when no one, alarm sound is difficult to be found, so that refrigerator is constantly in door opening state.
Utility model content
The utility model provides a kind of refrigerator automatic door-closing control system, when can be avoided unmanned closing refrigerator door, ice
Case is constantly in door opening state.
The utility model provides a kind of refrigerator automatic door-closing control system, comprising:
Refrigerator body；
The refrigerator doors being rotatablely connected by hinge and the refrigerator body；
A part is fixed on the refrigerator body, the electric machine that another part is linked with the refrigerator doors；The electricity
Machine device drives the refrigerator doors to rotate when working, so that the refrigerator doors are closed；
Identification region includes present position when user switchs the refrigerator doors, is monitoring that user leaves the identification region
When to control module send third signal, to the control module send the when having monitored that user enters the identification region
The identification module of four signals；
When monitoring that the refrigerator doors are opened, send the first signal to the control module, and monitor it is described
When refrigerator doors are closed, the door switch of second signal is sent to the control module；
The control module, the control module determine that the refrigerator doors have been opened when receiving first signal；
Determine that the refrigerator doors are turned off when receiving the second signal；When receiving the third signal, if the refrigerator
Door is currently not turned off, and starts the first timing, the timing deadlines of first timing have been preset；Receiving the fourth signal
When, first timing is reset if the refrigerator doors are currently not turned off and first timing is not finished；First meter
When at the end of, electric machine work is controlled if the refrigerator doors are currently not turned off and controls the warning device alarm
It reminds；
And the warning device.
Further, the identification module includes infrared sensor.
Further, the identification module includes: camera and image processing unit；
The control module triggers described image processing unit when receiving first signal；
Described image processing unit is triggered through the control module, is based on the current acquired image information of the camera
Determine target user, the target user between the refrigerator doors at a distance from be not more than preset threshold, and in described image information
Any other users between the refrigerator doors at a distance from, not less than the target user between the refrigerator doors at a distance from；
And it is based on the real-time acquired image information of the camera, determining that the target user leaves the figure of the camera
When as pickup area, the third signal is sent to the control module；Monitoring any user into the identification mould
The identification region of block, and the user between the refrigerator doors at a distance from be not more than the preset threshold when, to the control module
Send the fourth signal.
Further, the warning device includes: loudspeaker.
Further, the warning device includes: buzzer.
Further, hole is set on the refrigerator body；
The door switch includes: cylindrical shaft, spring, control circuit, main control unit；
One end of the spring is fixed on inside the refrigerator body, and the other end is connect with the cylindrical shaft；
The cylindrical shaft is through in described hole；
The cylindrical shaft has hemispherical jag；
When the refrigerator doors are closed, the cylindrical shaft is extruded so that the hemispherical jag enters described hole
In, and the control circuit is connected to；
When the refrigerator doors are opened, the cylindrical shaft is ejected so that the hemispherical jag exposes to the hole
Hole, and the control circuit disconnects；
The main control unit sends the second signal to the control module when monitoring control circuit connection,
First signal is sent to the control module when monitoring the control circuit and disconnecting.
Further, the identification module is located on the upper surface of the refrigerator body；
The refrigerator doors are located in the front surface of the refrigerator body；
For the boundary line of the upper surface and the front surface, the identification module present position and the boundary line
Vertical range is not more than 5cm.
Further, the control module is set to inside the upper box of the refrigerator body.
Further, the electric machine includes: fixed gear, moving gear, driver, pressure stabilizing driving protective module；
The driver includes: the brush direct current motor that motor positive and inverse is controlled by control voltage positive and negative anodes, or, logical
Control wave is crossed to control the stepper motor of motor positive and inverse；
On hinge ontology that the fixed gear is fixed on the hinge, being connect with the refrigerator body, and the fixed tooth
The center of circle of wheel is located on the axial line of hinge axis；
The moving gear and the driver are installed on inside the refrigerator doors, and the fixed gear and the moving gear phase
Engagement；
The control module closes gate control signal by driving protective module to send to the pressure stabilizing, to control the motor
Device work；
The pressure stabilizing driving protective module is exported according to the rating of electric machine regulation power of the driver, to drive the drive
Dynamic device work；
The driver drives the moving gear rotation, wherein the moving gear of rotation drive the refrigerator doors around
The hinge axis rotation, so that the refrigerator doors are closed.
Further, the fixed gear is fan-shaped.
The utility model provides a kind of refrigerator automatic door-closing control system, which includes refrigerator body, refrigerator doors, electricity
Machine device, identification module, door switch, control module, warning device.Refrigerator body and refrigerator doors are rotatablely connected by hinge；Electricity
A part of machine device is fixed on refrigerator body, and another part is linked with refrigerator doors；The identification region of identification module includes using
Present position when family switchs refrigerator doors.If refrigerator doors are currently not turned off when user leaves identification region, control module starts timing；
If refrigerator doors are currently not turned off when having user to enter identification region and timing is not finished, timing is reset；If at the end of timing
Refrigerator doors are currently not turned off, then control electric machine work, warning device warning reminding.Electric machine is worked by itself with band
Dynamic refrigerator doors rotation, so that refrigerator doors are closed.Therefore, when the utility model can be avoided unmanned closing refrigerator door, refrigerator is always
In door opening state.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for refrigerator automatic door-closing control system that the utility model one embodiment provides；
Fig. 2 is the schematic diagram for another refrigerator automatic door-closing control system that the utility model one embodiment provides.
Fig. 3 is a kind of structural schematic diagram for door switch that an embodiment of the present invention provides；
Fig. 4 is a kind of structural schematic diagram for electric machine that an embodiment of the present invention provides；
Fig. 5 is a kind of automatic using refrigerator automatic door-closing control system progress refrigerator of an embodiment of the present invention offer
The flow chart for the course of work controlled of closing the door；
Fig. 6 is that the another kind that an embodiment of the present invention provides carries out refrigerator certainly using refrigerator automatic door-closing control system
The flow chart of the course of work of dynamic control of closing the door.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is only the utility model a part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
As shown in Figure 1, the utility model embodiment provides a kind of refrigerator automatic door-closing control system, may include:
Refrigerator body 101；
The refrigerator doors 102 being rotatablely connected by hinge and the refrigerator body 101；
A part is fixed on the refrigerator body 101, the electric machine that another part is linked with the refrigerator doors 102
103；The electric machine 103 drives the refrigerator doors 102 to rotate when working, so that the refrigerator doors 102 are closed；
Identification region includes present position when user switchs the refrigerator doors 102, is monitoring that user leaves the identification
To the transmission of control module 104 third signal, when having monitored that user enters the identification region to the control mould when region
The identification module 105 of the transmission fourth signal of block 104；
When monitoring that the refrigerator doors 102 are opened, the first signal is sent to the control module 104, and monitoring
When closing to the refrigerator doors 102, the door switch 106 of second signal is sent to the control module 104；
The control module 104, the control module 104 determine the refrigerator doors when receiving first signal
102 have opened；Determine that the refrigerator doors 102 are turned off when receiving the second signal；Receiving the third signal
When, start the first timing if the refrigerator doors 102 are currently not turned off, the timing deadlines of first timing have been preset；It is connecing
When receiving the fourth signal, by described first if the refrigerator doors 102 are currently not turned off and first timing is not finished
Timing is reset；At the end of first timing, 103 work of electric machine is controlled if the refrigerator doors 102 are currently not turned off
Make and control 107 warning reminding of warning device；
And the warning device 107.
The utility model embodiment provides a kind of refrigerator automatic door-closing control system, which includes refrigerator body, ice
Chamber door, electric machine, identification module, door switch, control module, warning device.Refrigerator body and refrigerator doors are rotated by hinge
Connection；A part of electric machine is fixed on refrigerator body, and another part is linked with refrigerator doors；The identification region of identification module
Present position when switching refrigerator doors including user.If refrigerator doors are currently not turned off when user leaves identification region, control module is opened
Beginning timing；If refrigerator doors are currently not turned off when having user to enter identification region and timing is not finished, timing is reset；Timing knot
Shu Shiruo refrigerator doors are currently not turned off, then control electric machine work, warning device warning reminding.Electric machine passes through itself work
Make to drive refrigerator doors to rotate, so that refrigerator doors are closed.Therefore, the utility model embodiment can be avoided unmanned closing refrigerator door
When, refrigerator is constantly in door opening state.
In detail, door switch can monitor the switch of refrigerator doors, so that control module recognizes the switch of refrigerator doors in real time
Situation of change.Based on this, even user is difficult to the case where refrigerator doors perceived are closed but do not closed tight, and door switch can also supervise
Refrigerator doors are measured to be not turned off.In turn, it is based on above content, control module can control electric machine work so that refrigerator doors are automatic
Closing is closed tight.
The scene being currently not turned off for refrigerator doors: under normal conditions, it is believed that when user is before refrigerator, there are artificial closings
A possibility that refrigerator doors, when user leaves refrigerator doors, a possibility that forgetting closing refrigerator door there are user, in this way, identification module
Can be when user is close to refrigerator and when user leave refrigerator, corresponding notice control module.
In the utility model one embodiment, it is preferable that the timing deadlines of above-mentioned first timing can for [0min,
Any time limit value in 3min).For example, can be 1min, 2min etc..
For example, situation 1: user takes in refrigerator be not turned off refrigerator doors after fruit in the case where, remove kitchen wash water
Fruit.Therefore user, when leaving refrigerator, control module starts the first timing.
In the utility model embodiment, timing mode can be record current time using as the timing time started, and root
The time at the end of timing is determined according to timing deadlines, or start positive timing in current time, reaching timing deadlines can
Terminate timing, equally can be in current time to start countdown, countdown, which terminates, terminates timing when being zero.Timing mode can be pressed
It needs to set, the utility model embodiment is not specifically limited herein.
Assuming that the first timing of starting from scratch, timing deadlines are predefined as 1min.Based on the above situation 1, there may also be following
Situation 2 or situation 3.
Situation 2: assuming that user directly goes out after washing fruit and forgets closing refrigerator door, then when the first timing reaches 1min
In limited time, timing terminates, then control module can control electric machine work, refrigerator doors are automatically closed.
Situation 3: assuming that after user washes fruit, egg is taken out from refrigerator again after the first timing starts timing 50s.
Since user terminates to advance into identification range in timing, it is contemplated that if the first timing is not reset and normal timing, there may be
When refrigerator is used in user, when the first chronoscope, terminates and contention situation that refrigerator doors are automatically closed.Therefore receive the 4th letter
Number and the first timing when being not finished, the first timing is reset.After first timing is reset, timing is not started again at once, but
User just starts again at timing when leaving refrigerator again, to guarantee the timing timeliness practicability of the first timing.
In the utility model embodiment, during refrigerator doors are automatically closed, warning device can be with warning reminding, to facilitate use
Family, which is known, is currently being automatically closed refrigerator doors.
In detail, warning reminding mode can there are many, such as: start warning reminding at closing time；In shutdown whole process
Warning reminding；It is being closed the door in door closing procedure warning reminding, and is carrying out closing the door after closing the door terminating warning reminding.
It is therefore preferred that the control module 104 can control the alarm in the utility model one embodiment
Device 107 executes warning reminding of closing the door, and when receiving the second signal, controls the warning device 107 and executes
Closing the door terminates warning reminding.
In one embodiment of the utility model, the warning device 107 includes: loudspeaker.
In detail, audio alert prompting can be carried out by loudspeaker.
In one embodiment of the utility model, the warning device 107 includes: buzzer.
In detail, buzzing warning reminding can be carried out by loudspeaker.
In one embodiment of the utility model, referring to FIG. 2, the identification module 105 includes: 1051 He of camera
Image processing unit 1052；
The control module 104 triggers described image processing unit 1052 when receiving first signal；
Described image processing unit 1052 is triggered through the control module 104, based on the currently acquisition of camera 1051
To image information determine target user, the target user between the refrigerator doors 102 at a distance from be not more than preset threshold, and
Any other users in described image information between the refrigerator doors 102 at a distance from, be not less than the target user and institute
State the distance between refrigerator doors 102；And it is based on the real-time acquired image information of the camera 1051, determining the mesh
When mark user leaves the image acquisition region of the camera 1051, the third signal is sent to the control module 104；?
Monitor any user enter the identification module 105 identification region, and the user between the refrigerator doors 102 at a distance from
When no more than the preset threshold, the fourth signal is sent to the control module 104.
Under normal conditions, camera in respective image acquisition range, can collect the user images letter of multiple users
Breath.In this way, can users of user to currently used refrigerator and other current unused refrigerators effectively distinguished.
Assuming that the setting position of sofa and refrigerator is closer, and a part of sofa falls into the image acquisition region of camera
It is interior.Assuming that in camera acquired image, not only recognizing Zhang San after Zhang San opens refrigerator, still recognizing and be sitting in sofa
On see the Li Si of TV.Certainly, Zhang San between refrigerator doors at a distance from be less than Li Si between refrigerator doors at a distance from, then Zhang San be mesh
User is marked, that is, the user of the opening refrigerator recognized.
In this way, if Li Si leaves, Zhang San is not left, illustrates that Zhang San still using refrigerator, does not then send third signal, into
Without starting the first timing.But if Zhang San leaves, due to Li Si and refrigerator is not used, therefore does not know opening for refrigerator doors usually
A possibility that off status, Li Si's artificial closing refrigerator door, is little, therefore no matter whether Li Si leaves, and transmission third signal and starts
First timing.
When being located at before refrigerator in view of any user, the refrigerator doors being not turned off can artificially be closed.Therefore and user from
Difference is opened, user is entered for identification region, when any user is monitored to before refrigerator, which can be confirmed as
Another target user, therefore the 4th information is sent, so that the first timing is reset.In this way, determine target user be it is variable, appoint
User of one station before refrigerator can be targeted user, when target user leaves, start the first timing.
It is different from above-mentioned camera identification user, in one embodiment of the utility model, the identification module 105
Including infrared sensor.
In one embodiment of the utility model, identification module through infrared sensor to identify user when, the control
Module 104 can start the second timing when receiving first signal, and the timing deadlines of second timing have been preset；
At the end of second timing, if the refrigerator doors 102 are currently not turned off, control the electric machine 103 and work, and control
Make 107 warning reminding of warning device.
In the utility model one embodiment, it is preferable that the timing deadlines of above-mentioned second timing can for [3min,
Any time limit value in 20min).For example, can be 5min, 10min etc..
In view of infrared sensor can not accurately distinguish people and object, therefore when refrigerator doors are opened, start the second timing.Such as
This, it is assumed that it after user uses refrigerator, is not turned off refrigerator doors and leaves, but since the sofa near refrigerator is also in identification range,
Therefore infrared sensor may not be able to monitor leaving for user, and illusion is to use always refrigerator for user.To avoid this
The appearance of situation, starts the second timing when refrigerator doors are opened, timing terminates that automatic door-closing can be performed.
When identification module, which uses infrared sensor, whether leaves or enters identification region to monitor user, it is preferable that
In the utility model one embodiment, the control module 104 can be when receiving the fourth signal, if the refrigerator doors
102 are currently not turned off and second timing is not finished, then second timing are reset and restarted.
In detail, if infrared sensor monitors that user enters identification region, it is believed that user has used refrigerator or recognized
See whether refrigerator doors close for user, therefore the second timing can be reset.It is different from the first timing clearing, after the second timing is reset
Directly restart to carry out timing again.
Based on above content, in the utility model one embodiment, the control module 104 can receive it is described
First timing for terminating not yet timing when second signal and/or second timing are reset.
In detail, the purpose of timing is the case where avoiding refrigerator from opening for a long time, when refrigerator doors are artificially closed, not
The each timing terminated can be reset, and terminate timing.
In one embodiment of the utility model, FIG. 1 to FIG. 3 is please referred to, is provided with hole on the refrigerator body 101
Hole；
The door switch 106 includes: cylindrical shaft 1061, spring 1062, control circuit 1063, main control unit 1064；
One end of the spring 1062 is fixed on inside the refrigerator body 101, the other end and the cylindrical shaft 1061
Connection；
The cylindrical shaft 1061 is through in described hole；
The cylindrical shaft 1061 has hemispherical jag；
When the refrigerator doors 102 are closed, the cylindrical shaft 1061 is extruded so that the hemispherical jag enters institute
It states in hole, and the control circuit 1063 is connected to；
When the refrigerator doors 102 are opened, the cylindrical shaft 1061 is ejected so that the hemispherical jag exposes to
Described hole, and the control circuit 1063 disconnects；
The main control unit 1064 sends institute to the control module 104 when monitoring the control circuit 1063 connection
Second signal is stated, sends first signal to the control module 104 when monitoring the control circuit 1063 and disconnecting.
In the utility model embodiment, Fig. 3 can be the top view of door switch shown in Fig. 1, wherein what door switch included
Control circuit and main control unit are not shown in Fig. 3.
When refrigerator doors are opened, referring to FIG. 3, spring is in diastole state, cylindrical shaft is popped up by spring, so that hemispherical
Jag exposes to outside hole.
Accordingly, when refrigerator doors are closed, spring is in compressive state, and the hemispherical jag of cylindrical shaft is by refrigerator doors pressure
Enter in hole.For example, the top of hemispherical jag can be changed by being located at location A for positioned at A' when refrigerator doors are closed
Set place.
In one embodiment of the utility model, referring to FIG. 1, the identification module 105 is located at the refrigerator body
On 101 upper surface；
The refrigerator doors 102 are located in the front surface of the refrigerator body 101；
For the boundary line of the upper surface and the front surface, 105 present position of identification module and the boundary
The vertical range of line is not more than 5cm.
In Fig. 1, identification module present position, on the basis of the present position of identification module front end, generally within this friendship
In boundary line, vertical range at this time is considered as 0cm.
In one embodiment of the utility model, referring to FIG. 1, the control module 104 is set to the refrigerator case
Inside the upper box of body 101.
In one embodiment of the utility model, Fig. 2 and Fig. 4 are please referred to, the electric machine 103 includes: fixed gear
1031, moving gear 1032, driver 1033, pressure stabilizing drive protective module 1034；
The driver 1033 includes: the brush direct current motor that motor positive and inverse is controlled by control voltage positive and negative anodes,
Or, controlling the stepper motor of motor positive and inverse by control wave；
On hinge ontology that the fixed gear 1031 is fixed on the hinge, being connect with the refrigerator body 101, and institute
The center of circle for stating fixed gear 1031 is located on the axial line of hinge axis；
The moving gear 1032 and the driver 1033 are installed on inside the refrigerator doors 102, and the fixed gear
1031 and the moving gear 1032 be meshed；
The control module 104 closes gate control signal by driving protective module 1034 to send to the pressure stabilizing, with control
The electric machine 103 works；
The pressure stabilizing driving protective module 1034 is exported according to the rating of electric machine regulation power of the driver 1033, to drive
The driver 1033 is moved to work；
The driver 1033 drives the moving gear 1032 to rotate, wherein the moving gear 1032 of rotation drives institute
It states refrigerator doors 102 to rotate around the hinge axis, so that the refrigerator doors 102 are closed.
In one embodiment of the utility model, referring to FIG. 4, the fixed gear 1031 is fan-shaped.
In detail, pressure stabilizing driving protective module is not shown in Fig. 4.
In detail, refrigerator doors can be rotatablely connected by hinge and refrigerator body, and refrigerator doors turn around the hinge axis of hinge
The dynamic opening and closing for realizing refrigerator doors.Referring to FIG. 4, hinge can pass through the fixation hole on hinge by screw, with refrigerator
Top of the box is fixedly connected.
In detail, referring to FIG. 4, in the utility model one embodiment, above-mentioned moving gear can be by being connected with driver
The first moving gear, be connected with fixed gear reduction gearing composition.
Wherein, to reduce motor speed and improving Motor torque, reduction gearing, which has, to be fixed on reduction gear shaft
Gear and lower gear, lower gear is meshed with the first moving gear, and gear and fixed gear are to engaging.First moving gear, on
Gear, lower gear, the reference diameter of fixed gear are incremented by successively.
Reduction gearing can reduce the first moving gear angular speed as transition gear so that door closing procedure it is slim and graceful naturally,
Meet human oriented design.
In the utility model embodiment, moving gear, driver, pressure stabilizing driving protective module are mountable to inside refrigerator doors,
The gear center of circle of fixed gear can be located on the axial line of hinge axis.In detail, the first moving gear of motor driven rotates, and then drives
Reduction gearing rotation, can not rotate, therefore can provide reactive torque since fixed gear is fixed on hinge, can drive reduction gearing and
First moving gear while rotation, revolve, and then drives refrigerator doors around hinge by the common gear center of circle around fixed gear
Axis rotation, to realize that refrigerator doors are automatically closed.
Electric machine as shown in Figure 4, when need at closing time, motor rotates clockwise, driving reduction gearing turn counterclockwise
Dynamic, reduction gearing acts on fixed gear.Fixed gear is fixed on refrigerator body, the interaction based on power, will lead to reduction gearing,
On the other hand moving gear one side rotation is revolved around the gear center of circle of fixed gear, in the counterclockwise direction jointly to realize
Refrigerator doors are automatically closed.
For any of the above-described refrigerator automatic door-closing control system for carrying out user's identification based on infrared sensor, such as Fig. 5 institute
Show, the utility model one embodiment provide it is a kind of utilize refrigerator automatic door-closing control system carry out the control of refrigerator automatic door-closing
The course of work, may comprise steps of:
Step 501: when refrigerator doors are opened, starting the second timing, the timing deadlines of the second timing have been preset, and execute step
502, step 505 and step 506.
Step 502: when user leaves the identification region of infrared sensor, if refrigerator doors are currently not turned off, starting first
The timing deadlines of timing, the first timing have been preset, and identification region includes present position when user switchs refrigerator doors, and executes step
503, step 504 and step 506.
Step 503:, will if refrigerator doors are currently not turned off and the first timing is not finished when thering is user to enter identification region
First timing is reset, and executes step 502, and if refrigerator doors are currently not turned off and the second timing is not finished, by the second meter
When reset and restart, and execute step 501.
Step 504: at the end of the first timing, if refrigerator doors are currently not turned off, thening follow the steps 507.
Step 505: at the end of the second timing, if refrigerator doors are currently not turned off, thening follow the steps 507.
Step 506: when refrigerator doors are closed, the first timing that not yet timing is terminated and/or the second timing are reset, and are terminated
Current process.
Step 507: control electric machine work closes refrigerator doors to drive refrigerator doors to rotate, and control report
Alarm device executes warning reminding of closing the door, and executes step 508.
Step 508: when receiving second signal, control warning device, which executes to close the door, terminates warning reminding.
For any of the above-described refrigerator automatic door-closing control system for carrying out user's identification based on camera, as shown in fig. 6, this
Utility model one embodiment provides a kind of work that the control of refrigerator automatic door-closing is carried out using refrigerator automatic door-closing control system
Make process, may comprise steps of:
Step 601: when user leaves the identification region of infrared sensor, if refrigerator doors are currently not turned off, starting first
The timing deadlines of timing, the first timing have been preset, and identification region includes present position when user switchs refrigerator doors, and executes step
602, step 603 and step 606.
Step 602:, will if refrigerator doors are currently not turned off and the first timing is not finished when thering is user to enter identification region
First timing is reset, and executes step 601.
Step 603: at the end of the first timing, if refrigerator doors are currently not turned off, thening follow the steps 604.
Step 604: control electric machine work closes refrigerator doors to drive refrigerator doors to rotate, and control report
Alarm device executes warning reminding of closing the door, and executes step 605.
Step 605: when receiving second signal, control warning device, which executes to close the door, terminates warning reminding, and terminates to work as
Preceding process.
Step 606: when refrigerator doors are closed, the first timing that not yet timing is terminated is reset.
In conclusion each embodiment of the utility model at least has the following beneficial effects:
1, in the utility model embodiment, refrigerator automatic door-closing control system includes refrigerator body, refrigerator doors, motor dress
It sets, identification module, door switch, control module, warning device.Refrigerator body and refrigerator doors are rotatablely connected by hinge；Motor dress
The a part set is fixed on refrigerator body, and another part is linked with refrigerator doors；The identification region of identification module includes that user opens
Present position when closing refrigerator doors.If refrigerator doors are currently not turned off when user leaves identification region, control module starts timing；It is useful
If refrigerator doors are currently not turned off when family enters identification region and timing is not finished, timing is reset；If refrigerator at the end of timing
Door is currently not turned off, then controls electric machine work, warning device warning reminding.Electric machine is worked by itself to drive ice
Chamber door rotation, so that refrigerator doors are closed.Therefore, when the utility model embodiment can be avoided unmanned closing refrigerator door, refrigerator one
Directly it is in door opening state.
It should be noted that, in this document, such as first and second etc relational terms are used merely to an entity
Or operation is distinguished with another entity or operation, is existed without necessarily requiring or implying between these entities or operation
Any actual relationship or order.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-
It is exclusive to include, so that the process, method, article or equipment for including a series of elements not only includes those elements,
It but also including other elements that are not explicitly listed, or further include solid by this process, method, article or equipment
Some elements.In the absence of more restrictions, the element limited by sentence " including a 〃 〃 ", it is not excluded that
There is also other identical factors in the process, method, article or apparatus that includes the element.
Each embodiment provided in the utility model can be combined with each other as needed, such as any two, three
Feature in a or more embodiment is combined with each other to constitute the new embodiment of the utility model, this is also in the utility model
Protection scope in, unless otherwise stated or technically constitute contradiction and can not implement.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to
The utility model, for those skilled in the art, the present invention may have various modifications and changes.It is all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of refrigerator automatic door-closing control system characterized by comprising
Refrigerator body；
The refrigerator doors being rotatablely connected by hinge and the refrigerator body；
A part is fixed on the refrigerator body, the electric machine that another part is linked with the refrigerator doors；The motor dress
The refrigerator doors are driven to rotate when setting work, so that the refrigerator doors are closed；
Identification region include user switch the refrigerator doors when present position, when monitoring that user leaves the identification region to
Control module send third signal, monitored user enter the identification region when to the control module send the 4th letter
Number identification module；
When monitoring that the refrigerator doors are opened, the first signal is sent to the control module, and monitoring the refrigerator
When door is closed, the door switch of second signal is sent to the control module；
The control module, the control module determine that the refrigerator doors have been opened when receiving first signal；It is connecing
Determine that the refrigerator doors are turned off when receiving the second signal；When receiving the third signal, if the refrigerator doors are worked as
Before be not turned off, start the first timing, the timing deadlines of first timing have been preset；When receiving the fourth signal, if
The refrigerator doors are currently not turned off and first timing is not finished and then resets first timing；First timing terminates
When, the electric machine work and control warning device warning reminding are controlled if the refrigerator doors are currently not turned off；
And the warning device.
2. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The identification module includes infrared sensor.
3. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The identification module includes: camera and image processing unit；
The control module triggers described image processing unit when receiving first signal；
Described image processing unit is triggered through the control module, is determined based on the current acquired image information of the camera
Target user, the target user between the refrigerator doors at a distance from be not more than preset threshold, and in described image information appoint
One other users between the refrigerator doors at a distance from, not less than the target user between the refrigerator doors at a distance from；And
Based on the real-time acquired image information of the camera, determining that the target user leaves the image of the camera and adopt
When collecting region, the third signal is sent to the control module；Monitoring any user into the identification module
Identification region, and the user between the refrigerator doors at a distance from be not more than the preset threshold when, to the control module send
The fourth signal.
4. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The warning device includes: loudspeaker.
5. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The warning device includes: buzzer.
6. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
Hole is set on the refrigerator body；
The door switch includes: cylindrical shaft, spring, control circuit, main control unit；
One end of the spring is fixed on inside the refrigerator body, and the other end is connect with the cylindrical shaft；
The cylindrical shaft is through in described hole；
The cylindrical shaft has hemispherical jag；
When the refrigerator doors are closed, the cylindrical shaft is extruded so that the hemispherical jag enters in described hole, and
The control circuit connection；
When the refrigerator doors are opened, the cylindrical shaft is ejected so that the hemispherical jag exposes to described hole, and
The control circuit disconnects；
The main control unit sends the second signal to the control module when monitoring control circuit connection, is supervising
It surveys and sends first signal to the control module when control circuit disconnects.
7. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The identification module is located on the upper surface of the refrigerator body；
The refrigerator doors are located in the front surface of the refrigerator body；
For the boundary line of the upper surface and the front surface, the identification module present position is vertical with the boundary line
Distance is not more than 5cm.
8. refrigerator automatic door-closing control system according to claim 1, which is characterized in that
The control module is set to inside the upper box of the refrigerator body.
9. according to claim 1 to any refrigerator automatic door-closing control system in 8, which is characterized in that
The electric machine includes: fixed gear, moving gear, driver, pressure stabilizing driving protective module；
The driver includes: to control the brush direct current motor of motor positive and inverse by control voltage positive and negative anodes, or, passing through control
Pulse signal processed controls the stepper motor of motor positive and inverse；
On hinge ontology that the fixed gear is fixed on the hinge, being connect with the refrigerator body, and the fixed gear
The center of circle is located on the axial line of hinge axis；
The moving gear and the driver are installed on inside the refrigerator doors, and the fixed gear is mutually nibbled with the moving gear
It closes；
The control module closes gate control signal by driving protective module to send to the pressure stabilizing, to control the electric machine
Work；
The pressure stabilizing driving protective module is exported according to the rating of electric machine regulation power of the driver, to drive the driver
Work；
The driver drives the moving gear rotation, wherein the moving gear of rotation drives the refrigerator doors around described
Hinge axis rotation, so that the refrigerator doors are closed.
10. refrigerator automatic door-closing control system according to claim 9, which is characterized in that
The fixed gear is fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821105989.2U CN208504845U (en) | 2018-07-12 | 2018-07-12 | A kind of refrigerator automatic door-closing control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821105989.2U CN208504845U (en) | 2018-07-12 | 2018-07-12 | A kind of refrigerator automatic door-closing control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208504845U true CN208504845U (en) | 2019-02-15 |
Family
ID=65284385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821105989.2U Withdrawn - After Issue CN208504845U (en) | 2018-07-12 | 2018-07-12 | A kind of refrigerator automatic door-closing control system |
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| Country | Link |
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| CN (1) | CN208504845U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645104A (en) * | 2018-07-12 | 2018-10-12 | 四川虹美智能科技有限公司 | A kind of refrigerator automatic door-closing control system and method |
| CN110542277A (en) * | 2019-08-27 | 2019-12-06 | 珠海格力电器股份有限公司 | Refrigerator and control method of compartment door thereof |
| CN110553449A (en) * | 2019-09-26 | 2019-12-10 | 四川长虹电器股份有限公司 | Intelligent refrigerator, system and control method of intelligent refrigerator |
| CN110966831A (en) * | 2019-12-23 | 2020-04-07 | 合肥华凌股份有限公司 | Computer readable storage medium, refrigeration apparatus, and control method thereof |
| CN116242095A (en) * | 2023-01-17 | 2023-06-09 | 珠海格力电器股份有限公司 | Door closing processing method, device and equipment of refrigerator and storage medium |
| US11940211B2 (en) | 2022-02-14 | 2024-03-26 | Haier Us Appliance Solutions, Inc. | Refrigerator appliance with smart door alarm |
-
2018
- 2018-07-12 CN CN201821105989.2U patent/CN208504845U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645104A (en) * | 2018-07-12 | 2018-10-12 | 四川虹美智能科技有限公司 | A kind of refrigerator automatic door-closing control system and method |
| CN108645104B (en) * | 2018-07-12 | 2023-06-23 | 四川虹美智能科技有限公司 | Automatic door closing control system and method for refrigerator |
| CN110542277A (en) * | 2019-08-27 | 2019-12-06 | 珠海格力电器股份有限公司 | Refrigerator and control method of compartment door thereof |
| CN110553449A (en) * | 2019-09-26 | 2019-12-10 | 四川长虹电器股份有限公司 | Intelligent refrigerator, system and control method of intelligent refrigerator |
| CN110966831A (en) * | 2019-12-23 | 2020-04-07 | 合肥华凌股份有限公司 | Computer readable storage medium, refrigeration apparatus, and control method thereof |
| WO2021129383A1 (en) * | 2019-12-23 | 2021-07-01 | 合肥华凌股份有限公司 | Refrigeration device and control method therefor, and computer-readable storage medium |
| US11940211B2 (en) | 2022-02-14 | 2024-03-26 | Haier Us Appliance Solutions, Inc. | Refrigerator appliance with smart door alarm |
| CN116242095A (en) * | 2023-01-17 | 2023-06-09 | 珠海格力电器股份有限公司 | Door closing processing method, device and equipment of refrigerator and storage medium |
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