CN109690213A - Freezer - Google Patents
Freezer Download PDFInfo
- Publication number
- CN109690213A CN109690213A CN201780056513.6A CN201780056513A CN109690213A CN 109690213 A CN109690213 A CN 109690213A CN 201780056513 A CN201780056513 A CN 201780056513A CN 109690213 A CN109690213 A CN 109690213A
- Authority
- CN
- China
- Prior art keywords
- door
- freezer
- test section
- vegetable compartment
- transfer part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/021—Sliding doors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/02—Sensors detecting door opening
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
A kind of freezer, it is characterized by: the inner wall in the shell side of the vegetable compartment door (106a) of drawing and pulling type is provided with operation transfer part (115), the part of heat-insulated demarcation plate (109) on the other hand is provided with test section (114).The case where being driven further into vegetable compartment door (106a) from usual door closure state by strain gauge (121) judges as opening door operation.
Description
Technical field
The present invention relates to the freezers of the drawing and pulling type door with the door as receiving room.
Background technique
In recent years, with the increase of the variation of dietetic life and the big supermarket of countryside type, the habit done shopping daily
It is fewer and fewer, for example, buying the food of one week amount together and being stored in the trend enhancing of freezer.In addition, using larger
The People of the freezer of type increases, for this user, be accommodated in large-scale freezer the food bought together and door it is total
Weight weight, manual switch are felt to bear by the receiving room that drawing and pulling type door is opened and closed.
For this problem of opening Door by Hand, the freezer of the enabling burden as the drawing and pulling type door for mitigating receiving room is deposited
Actuator automatic door opening is being utilized, and the operation portion of actuator is set to the front surface for the door to be opened the door (for example, referring to patent text
Offer freezer 1).
The door of freezing chamber that Figure 11 is the existing freezer recorded in patent document 1, being opened and closed by drawing and pulling type door closes
Longitudinal section under closed state.Figure 12 A and Figure 12 B are the figures for indicating the detailed construction for turning on the switch the portion A of Figure 11.Figure 11,
In Figure 12 A and Figure 12 B, the upper end of the refrigerating chamber door 1a of the front surface of freezing chamber 1 is provided with button 2.In the depth of button 2
Side (back side of freezing chamber 1) is provided with output rod 3.Being situated between button 2 and output rod 3 has reset spring 4.Reset spring 4
It is slidably supported at output rod 3.Button 2 and output rod 3 are transmitted to by the reset force that reset spring 4 generates.With freezing chamber 1
Framework 5, side that refrigerating chamber door 1a connects be provided with the switch main body 6 of microswitch.In addition, being provided in framework 5 from setting
Be placed in the switch main body 6 of the inside of framework 5 to freezer main body microcomputer (control microcomputer) wiring 7.
Button 2 is configured to when the hand pressing by user, as shown in Figure 12 B, touches the button 2 to the right side of Figure 12 B is mobile
It measures (pressing quantity 8).By the movement of button 2, keep output rod 3 mobile via reset spring 4.It is set as a result, using the pressing of output rod 3
Be placed in the plunger 9 of switch main body 6, make the contact being set to inside switch main body 6 close, as a result, by user touch the button 2 signal
It is transmitted to control microcomputer.When the hand of user leaves from button 2, by the power generated by reset spring 4, make button 2 and output
Bar 3 as illustrated in fig. 12, restores to the state before 2 that touches the button.Plunger 9 restores as a result, and the contact inside switch main body 6 returns
To opening state.
In the existing freezer constituted in this way, by user touch the button 2 at the time of, it is illogical to door drive 10
Electricity, and when user leaves hand from the button 2 being pressed, the control being powered by controlling microcomputer, with to door drive
10 are powered.When being powered to door drive 10, storage box 11 is pushed out, and keeps the sliding rail 12 of storage box 11 also same
Shi Yidong, refrigerating chamber door 1a are opened towards opening direction 13 shown in Figure 12 B.
But in above-mentioned existing structure, the button 2 of user's operation is fixed on a part of refrigerating chamber door 1a (upper
State in conventional example, the upper end of refrigerating chamber door 1a), by the position of the fixation, for a user, especially in two hands of user
Occupied state is inferior, it is difficult to operate.In addition, in recent years, in the refrigeration being made of the flat door of the glass plane materiel of mainstream
The problem of in library, if there are bumps with button 2, being difficult to clean-out door, and also damaging feeling of high class in the design.
Existing technical literature
Patent document
Patent document 1: No. 4477646 bulletins of Japanese Patent Publication No.
Summary of the invention
The present invention is to create in view of the above problems, and its purpose is to provide a kind of users to use maneuverable operation
Portion is as triggering of opening the door, and high cold of the design of not damaging the feeling of high class for the flat design that door is made of glass plane materiel
Zang Ku.
Specifically, the freezer of an example of the invention includes: the shell being made of thermal wall;It is intracorporal more to be set to shell
A receiving room;It can be opened and closed to close multiple doors of multiple receiving rooms;With the automatic door opening portion for automatically opening multiple.Multiple
At least one is made of drawing and pulling type door.The test section of the enabling trigger device in automatic door opening portion is configured at shell.Open the door triggering dress
The operation transfer part set is configured at the face of the shell side of the inner wall of drawing and pulling type door.
More specifically, in the freezer of an example of the invention, operation transfer part is set to the depth side of drawing and pulling type door.
In addition, the freezer of an example of the invention is made of enabling triggering dress operation transfer part and the test section opposite with operation transfer part
It sets.
According to this structure, the user of drawing and pulling type door can be visual surface be not configured to open the door etc. operations behaviour
Make portion, so can ensure the even shape on surface.It therefore, according to this structure, can be with the glass plane materiel etc. on door surface
Flat shape maintains the design of feeling of high class.
In addition, the test section of the freezer of an example of the invention can also be made of strain gauge.In addition, of the invention
The operation transfer part of the freezer of an example can also be by constituting the elastomer of stress transfer to test section.In this case, this hair
The freezer of bright an example is also configured to when drawing and pulling type door is pressed from door closure state, operates transfer part for the stress
It is transmitted to test section.
According to this structure, when being pushed into drawing and pulling type door by user, the operation transfer part as elastomer can press this
Pressure judges opening door operation by the output variation of strain gauge as stress transfer to test section.According to this structure, it uses
Family can carry out opening door operation by position arbitrary in the region by the wide scope of pressure gate, operate certain portion so can eliminate
The trouble of position.Therefore, according to this structure, it is easy to be capable of providing the operation transfiguration such as enabling, and the freezer that convenience improves.
In addition, the test section of enabling trigger device can also reverse bullet by detection in the freezer of an example of the invention
The inductosyn of the inductance value of spring is constituted.In addition, in the freezer of an example of the invention, operation transfer part can also be by
Rigid body is constituted.In this case, the freezer of an example of the invention be also configured to drawing and pulling type door from door closure state by by
When pressure, operation transfer part compresses torsionspring to test section for stress transfer is pressed.
According to this structure, when being pushed into drawing and pulling type door by user, can make to reverse via operation transfer part by its pressing
Spring-compressed judges opening door operation by the variation of its inductance value.Therefore, according to this structure, can be sentenced with reliable numerical value
Disconnected door be pushed into apart from displacement, be able to suppress the deviation of the user operation feeling of detection stress.
In addition, the test section of enabling trigger device can also be by detection line round in the freezer of an example of the invention
The inductosyn of the inductance value of conductive pattern is constituted.In addition, operating transfer part in the freezer of an example of the invention
It can be made of metal plate.In addition, the freezer of an example of the invention is also configured in drawing and pulling type door from door closure state
When pressing, detects test section and operate variable quantity of the displacement in (gap) at a distance from transfer part as inductance value.
According to this structure, when being pushed into drawing and pulling type door by user, by its pressing make the operation transfer part of metal plate with
The distance of coiled type conductive pattern becomes smaller, so that irritability therebetween is combined and also become larger.Coiled type conductive pattern can be passed through as a result,
The variation of inductance value judge opening door operation.That is, according to this structure, because detection stress can be excluded or detect to be displaced to cause
Contact and movable structure on influence, so can be realized the enabling trigger device of detection accuracy and high reliablity.
The freezer of an example of the invention is as described above, be configured to through any of the wide scope that is pushed into drawing and pulling type door
Position operation carry out for make automatic door operator act movement.It is thus possible according to the invention to provide a kind of use
The freezer that ease for use improves.In addition, being capable of providing because the front surface in drawing and pulling type door does not configure automatic door operator, institute
Can be avoided the reduction of the reduction of the cleaning of door caused by the bumps of operation portion and the design of flat glass plane materiel,
And it is able to maintain the freezer of the design of feeling of high class.
Detailed description of the invention
Fig. 1 is the main view of the freezer of embodiments of the present invention 1.
Fig. 2 is the sectional view of the 2-2 line of the vegetable compartment of Fig. 1 of the freezer of embodiments of the present invention 1.
Fig. 3 is the figure for indicating the detailed construction of the main portions C of Fig. 2 of freezer of embodiments of the present invention 1.
Fig. 4 is the configuration example for indicating the test section when vegetable compartment door of the freezer of embodiments of the present invention 1 is removed
Figure.
Fig. 5 is the curve for indicating the strain gauge output time series variation of the freezer of embodiments of the present invention 1
Figure.
Fig. 6 is the action flow chart of the freezer of embodiments of the present invention 1.
Fig. 7 is the vegetable compartment significant points under the door closure state for illustrating the freezer of embodiments of the present invention 2
Structure and function figure.
Fig. 8 is the song for indicating the inductosyn output time series variation of the freezer of embodiments of the present invention 2
Line chart.
Fig. 9 is the action flow chart of the freezer of embodiments of the present invention 2.
Figure 10 is the vegetable compartment significant points under the door closure state for illustrating the freezer of embodiments of the present invention 3
Structure and function figure.
Figure 11 is the longitudinal section under the door closure state of the drawing and pulling type freezing chamber part of existing freezer.
Figure 12 A is the figure for indicating the detailed construction for turning on the switch the portion A of Figure 11 of existing freezer.
Figure 12 B is the other figures for indicating the detailed construction for turning on the switch the portion A of Figure 11 of existing freezer.
Specific embodiment
Hereinafter, the embodiments of the present invention will be described with reference to the drawings.In addition, the present invention is not by the following embodiments and the accompanying drawings
It limits.
(embodiment 1)
Fig. 1 is the main view of the freezer of embodiments of the present invention 1, and Fig. 2 is the freezer of embodiments of the present invention 1
Fig. 1 vegetable compartment 2-2 line sectional view and Fig. 3 be indicate the freezer of embodiments of the present invention 1 Fig. 2 it is main
The figure of the detailed construction of position C.Fig. 4 is to indicate detection when the vegetable compartment door of the freezer of embodiments of the present invention 1 is removed
The figure of the configuration example in portion, Fig. 5 are the strain gauge output time series variations for indicating the freezer of embodiments of the present invention 1
Curve graph and Fig. 6 be embodiments of the present invention 1 freezer action flow chart.
In FIG. 1 to FIG. 3, shell 101 is made of heat insulating box.Shell 101 is mainly by using the outer container of steel plate, by ABS
The interior case of the ester mouldings such as resin processed is constituted to the heat-barrier material injected between outer container and interior case.
Shell 101 is divided into multiple receiving rooms by heat-insulated.In shell 101, topmost is provided with refrigerating chamber 102,
The lower section of refrigerating chamber 102, which is arranged side by side, ice-making compartment 103 and switching chamber 104.In addition, in shell 101, in 103 He of ice-making compartment
The lower section of switching chamber 104 is provided with freezing chamber 105, is configured with vegetable compartment 106 in lowest part.In the front surface opening of shell 101
The front surface of each receiving room in portion is separately provided for the insulated door divided with outside air.As the heat-insulated of refrigerating chamber 102
Door is that refrigerating-chamber door 102a is constituted by splitting around formula door.Display operation unit is provided near the central portion of refrigerating-chamber door 102a
108, and the storehouse temperature that each receiving room can be carried out by display operation unit 108 is set and ice making and rapid cooling etc. are set
It is fixed.
It is accommodated with compressor in the Machine Room of the rear area for the topmost for being formed in refrigerating chamber 102 and carries out moisture
The component of the composition refrigeration cycle such as drier of removing.The cooling chamber for generating cold air is provided at the back side of freezing chamber 105.Cold
It is indoor configured with by cooler and by cooler cold air after cooling via the wind path for the back side for being set to freezer 102
The cooling fan blown to refrigerating chamber 102, ice-making compartment 103, switching chamber 104, freezing chamber 105 and vegetable compartment 106.In turn, it adjusts
The air quantity damper of air quantity from cooling fan is set in wind path.In addition, being provided with pharoid in cooling chamber, connecing
Water pond, drainpipe and evaporating pan etc..In order to defrost to the frost and ice for being attached to cooler and its periphery, pharoid is set
It is placed in the lower section of cooler.The drip tray of the defrosted water for receiving to generate when defrosting is provided with below pharoid.
Drainpipe penetrates into outside library from the most deep of drip tray to be arranged.Evaporating pan is set to the downstream side of drainpipe.
Refrigerating chamber 102, using not congelative temperature as lower limit, is typically set at 1 DEG C~5 DEG C of temperature in order to stored refrigerated.
The vegetable compartment 106 of lowest part is set as 2 DEG C~7 DEG C of temperature same or slightly higher with refrigerating chamber 102.In addition, freezing chamber 105 is set
In cryogenic temperature domain, for freezen protective, usually set with -22 DEG C~-15 DEG C of temperature.In addition, in order to improve freezen protective
State, freezing chamber 105 are set sometimes with such as -30 DEG C or -25 DEG C of low temperature.
The water that ice-making compartment 103 is configured to send out from the water storing tank in refrigerating chamber 102 is by being set in ice-making compartment 103
The automatic ice maker on top manufactures ice, and stores ice in the ice storage container for the lower part being configured in ice-making compartment 103.
Switching chamber 104 is configured to divided by 1 DEG C~5 DEG C refrigerated storage temperature domains set, the vegetables temperature set with 2 DEG C~7 DEG C
Other than domain and the cryogenic temperature domain usually set with -22 DEG C~-15 DEG C, allow hand over as in refrigerated storage temperature domain to cryogenic temperature
Predetermined temperature domain between domain.Switching chamber 104 is the receiving room for being arranged side by side with ice-making compartment 103, and having unconnected gate, greatly
Mostly with the door of drawing and pulling type.
In addition, in the present embodiment, it includes from refrigerated storage temperature that switching chamber 104, which is configured to for set temperature being switched to,
Domain to cryogenic temperature domain temperature field receiving room.But switching chamber 104 is not limited to the structure, is also possible to refrigeration by cold
Hiding room 102 and vegetable compartment 106 undertake, and freezing is undertaken by freezing chamber 105, and being configured to specialization is the upper of the centre for only refrigerating and freezing
State the receiving room of the switching of temperature field.In addition, switching chamber 104 is with specific temperature field, such as need of frozen food in recent years
Increase, is also configured to be fixed on the receiving room in cryogenic temperature domain.
As shown in Fig. 2, vegetable compartment door 106a has the glass plane materiel 106b of even shape in front surface.In vegetable compartment door
106a is equipped with the storage box 111 supported by frame 110.Pull guide 112 is fixed on the inner wall of vegetable compartment 106.Frame 110 at
For the structure slided in pull guide 112.In addition, frame 110 and vegetable compartment door 106a become one structure, 110 He of frame
Storage box 111 is acted with the opening and closing of vegetable compartment door 106a.
In addition, door opening/closing portion 116 is set near pull guide 112 in the inner wall of vegetable compartment 106.Door opening/closing portion
116 are made of motor and gear mechanism etc., and the power of motor is transmitted to connecting rod 117.Connecting rod 117 has concave
Shape, and acted along the guiding piece 118 in door opening/closing portion 116.Frame 110 is provided with protrusion 119.Work as protrusion
119 enter the recess portion of connecting rods 117 and when engaging with recess portion, as the movement of connecting rod 117 acts frame 110.
In addition, guiding piece 118 is not simple rectilinear form, as shown in Fig. 2, in vegetable compartment door 106a door closure state
Under, the slightly lower right (back side of vegetable compartment 106 of the rear end of the back side of the vegetable compartment 106 of guiding piece 118 in Fig. 2
Side and under direction) have angle so that the engaging of connecting rod 117 and protrusion 119 is detached from.The vegetable compartment 106 of guiding piece 118
The rear end of back side have the reason of this angle be in connecting rod 117 and normal protrusion 119 (always) engage in the case where,
In user manually rather than when automatically opening vegetable compartment door 106a, gear mechanism and motor in door opening/closing portion 116 become negative
Lotus needs opening the door than usual stronger power, so to avoid this load.
Firstly, connecting rod 117 and protrusion 119 are in the straight of guiding piece 118 after the door opening action of vegetable compartment door 106a starts
The engaging of line section, vegetable compartment door 106a are opened with the movement of connecting rod 117.In turn, certain distance is opened in vegetable compartment door 106a
Afterwards, connecting rod 117 and protrusion 119 are to the slightly lower left (front-surface side and downwardly direction of vegetable compartment 106) made in Fig. 2
The front end of guiding piece 118 with angle is mobile, and the engaging of connecting rod 117 and protrusion 119 is detached from, and vegetable compartment door 106a is inertially
It further slightly opens and stops.
Then, in the case where door opening action, the opposite action of above-mentioned automatic door opening movement is carried out.That is, making by user
When vegetable compartment door 106a is closed to the position that can engage protrusion 119 with connecting rod 117, start automatic door-closing.Specifically,
Connecting rod 117 and protrusion 119 engage, and make acting to the direction of closing for vegetable compartment door 106a.After closing of the door, as shown in Fig. 2,
The engaging of connecting rod 117 and protrusion 119 is detached from, door opening/closing portion 116 can under automatic door opening or the free position that opens Door by Hand to
Machine.
In order to improve the airtightness of the vegetable compartment 106 under vegetable compartment door 106a door closure state, in the inner wall of vegetable compartment 106
It is provided with the closed holding mechanism 120 using the inclination of spring or track etc..Closed holding mechanism 120 is not to interfere vegetable compartment door
Frame 110 is guided into the direction of closing by the power of the degree of the enabling of 106a.In addition, closed holding mechanism 120 can also be built in
In door opening/closing portion 116.
By this mechanism, frame 110, vegetable compartment door 106a and storage box 111 are connected with each other and linkedly act, so
Vegetable compartment door 106a can be automatically switched using door opening/closing portion 116.
In addition, as shown in Fig. 2, separate the heat-insulated demarcation plate 109 of vegetable compartment 106 and freezing chamber 105, in face of vegetable compartment
The part of the inner wall of door 106a is provided with test section 114.On the other hand, the inner wall of vegetable compartment door 106a, face heat-insulated point
The part of partition 109 is provided with operation transmitting in the mode (with test section 114 opposite position etc.) opposite with test section 114
Portion 115.Enabling trigger device 113 is constituted by test section 114 and operation transfer part 115.
Then, using Fig. 3, the structure explanation on clamshell doors trigger device 113 and its periphery.
Heat-insulated demarcation plate 109 and vegetable compartment door 106a in order to ensure air-tightness and absorb impact of closing the door, (not via gasket
Diagram) it maintains distance D and maintains door closure state.Operation transfer part 115 is made of elastomer member, by airtight for ensuring
Stress caused by the gasket of property is close to opposite test section 114.
In addition, door open and-shut mode test section 125 detects the open and-shut mode of vegetable compartment door 106a.It is detected as door open and-shut mode
Portion 125 generally using Magnetic Sensors such as the Hall ICs for being configured at heat-insulated demarcation plate 109 and is configured at the magnetic of vegetable compartment door 106a
The magnetic substances such as iron become electronic type test section that is a pair of and constituting.But door open and-shut mode test section 125 is not limited to the structure,
In the case where being distance D or more at a distance from heat-insulated demarcation plate 109 is between vegetable compartment door 106a, door open and-shut mode test section
125 can also by disconnected when contact and distance become D when, the mechanical switches of engagement contacts is constituted.
In the present embodiment, test section 114 uses strain gauge 121.The detection of strain gauge 121 is passed from operation
Pass the stress in portion 115.As long as in test section 114 using due to stress and the strain resistance element of resistance change, by conduction
The pressure sensor etc. of the mode for sensor or the electrostatic capacitance value variation that rubber is constituted.
Control circuit substrate 122 has power supply unit 123 and control unit 124.It is supplied from power supply unit 123 to strain gauge 121
Give electric power S1.The signal S2 detected by strain gauge 121 is sent to control unit 124.In addition, being inputted to control unit 124
The signal S3 of the door open and-shut mode detected in door open and-shut mode test section 125.
In addition, as shown in figure 4, if multiple test sections 114 are configured at heat-insulated demarcation plate 109, and it is also provided with multiple points
Not opposite operation transfer part 115 will test result equalization according to the information of multiple enabling trigger devices 113, then can be into
The row very good detection of precision.
About the freezer 100 of the above structure, hereinafter, being become using the time series for the strain gauge output for indicating Fig. 5
The curve graph of change and the action flow chart of Fig. 6 are acted to it and effect is illustrated.
Firstly, in step 1, when supplying power supply to freezer 100 under vegetable compartment door 106a door closure state, control electricity
Base board 122 starts to act, and supplies electric power from power supply unit 123 to strain gauge 121 S1 (a) at the time of Fig. 5.
Then, in step 2, the open and-shut mode of vegetable compartment door 106a is detected by door open and-shut mode test section 125 to judge
It whether is door closure state.In the case where being judged as door closure state, signal S3 is output to by door open and-shut mode test section 125
Control unit 124, enters step 3.In the case where being judged as opening state, door open and-shut mode test section 125 is defeated by signal S3
Control unit 124 is arrived out, and standby in step 2.At this point, being pressed if it is door closure state by stress caused by gasket
Compression sensor 121 makes the output valve of strain gauge 121 become P2 (b) at the time of Fig. 5.
In step 3, it when control unit 124 judges vegetable compartment door 106a for door closure state, is received from strain gauge 121
Signal S2 stores output valve P2, the (b~moment c) at the time of Fig. 5 that enters step 4.
Then, in step 4, control unit 124 measures the output valve P3 of strain gauge 121, enters step 5.
In steps of 5, control unit 124 judges whether the difference of output valve P3 and output valve P2 reaches prespecified Δ P, such as
Fruit, which is judged as, reaches Δ P, then is judged as that vegetable compartment door 106a is pushed further by user from usual door closure state, into step
Rapid 6.Otherwise, logic is returned to step 4 by control unit 124, standby to there is opening door operation (c~moment f) at the time of Fig. 5.
In addition, it is until user cuts off vegetable compartment that output valve, which is more than P3 (the Δ P as variable quantity), in Fig. 5, in moment e
The influence in evening time of door 106a.In addition, the f at the time of hand of user leaves from vegetable compartment door 106a is defeated after opening door operation
It is worth out and does not return to P2, the P1 that becoming there are several variations is to operate to lag shadow possessed by the elastomer of transfer part 115 and gasket
It rings.Therefore, the freezer 100 of present embodiment is configured in the opening door operation after next time, updates usual door closure state
Output valve P2.
Moreover, in step 6, the signal S2 from strain gauge 121 being inputted in control unit 124 and is opened and closed from door
The signal S3 of state detecting section 125, control unit 124 judge door open and-shut mode, are determined as having opening door operation, enter step 7 (Fig. 5
At the time of f).
Here, by be not by user be pushed into vegetable compartment door 106a when but left from the hand of user from vegetable compartment door 106a
At the time of e into step 7 at the time of f (control unit 124 determine there are when opening door operation) be used as opening door operation, be because will not band
Come the incongruity acted.
Then, in step 7, control circuit substrate 122 is judged as that an opening action starts, and acts an opening/closing portion 116,
(the f) at the time of Fig. 5 that enters step 8.
In step 8, confirm that vegetable compartment door 106a is door opening state by door open and-shut mode test section 125, logic is returned
Return to step 2 (g) at the time of Fig. 5.
As described above, the freezer 100 of present embodiment includes: the shell 101 being made of thermal wall;It is set to shell
Multiple receiving rooms in 101, comprising vegetable compartment 106;It can be opened and closed multiple receiving rooms of the closing comprising vegetable compartment 106 respectively
Multiple doors.Multiple at least one, i.e. vegetable compartment door 106a are made of drawing and pulling type door.In addition, in the freezer of present embodiment
In 100, the test section 114 of enabling trigger device 113 is configured at shell 101.It is preferred that the test section 114 of enabling trigger device 113
It is configured at the heat-insulated demarcation plate 109 of shell 101.In addition, in the freezer 100 of present embodiment, enabling trigger device 113
Operation transfer part 115 be configured at the inner wall of the vegetable compartment door 106a of drawing and pulling type, the face of 101 side of shell, with 114 phase of test section
Pair part.
According to this structure, as opening door operation portion because mechanical switch etc. have indent and convex mechanism be not provided in
The glass plane materiel 106b of vegetable compartment door 106a front surface, so the even shape of the feeling of high class on door surface is maintained.In addition,
It is contemplated that the structure of operation portion is set with not changing the design of the shop front by electrostatic touch sensor and microwave remote sensor etc., but
In this configuration, have and need to supply power supply to drawing and pulling type door side, using wireless power, therefore, to assure that cost
Increase and the problem of installation space.At this point, structure according to the present embodiment, can also eliminate this problem.
In addition, in the present embodiment, being illustrated by taking vegetable compartment door 106a as an example, but can also apply in preceding table
The drawing and pulling types doors such as refrigerating chamber door 105a of the face with glass plane materiel 105b can if it is the receiving room with drawing and pulling type door
It is configured to structure identical with present embodiment.
In addition, the test section 114 of enabling trigger device 113 is by strain gauge in the freezer 100 of present embodiment
121 are constituted, and operation transfer part 115 is made of elastomer.Operation transfer part 115 is pressed in vegetable compartment door 106a from door closure state
When pressure, by its stress transfer to test section 114.According to this structure, it can take out from strain gauge 121 and be pushed by user
Stress when vegetable compartment door 106a is exported as physical quantitys such as voltage or resistance values to be changed.Therefore, according to this structure, opening the door
In trigger device 113, the judgement of opening door operation is precisely carried out.
In addition, in the present embodiment, operation transfer part 115 is made of elastomer.According to this structure, it can be ensured that every
The air-tightness of hot demarcation plate 109 and vegetable compartment door 106a.In addition, in order between heat-insulated demarcation plate 109 and vegetable compartment door 106a
Ensure air-tightness and absorb impact of closing the door not needing to set if becoming the structure using gasket itself pressing detection portion 114
Set new operation transfer part 115.
In turn, the freezer 100 of present embodiment is configured to update strain gauge 121 when every closing vegetable compartment door 106a
Output valve P2.Therefore, even if since gasket or operation transfer part 115 are at any time by deterioration, heat-insulated demarcation plate 109 with
The distance D in the gap of vegetable compartment door 106a changes, and also the reliability of operability and precision can be kept certain.
In addition, the variable quantity of the output valve of strain gauge 121 becomes variable quantity in the action specification of present embodiment
When Δ P or more, be judged as and carried out opening door operation, but if by the operating time therebetween be included in determinating reference in (Fig. 5 when
Carve c~moment d time), then can also discriminate whether it is the unexpected impact force as caused by collision etc., it is more preferable to become ease for use
Enabling trigger device 113.
(embodiment 2)
Then, using Fig. 7~Fig. 9, the freezer 200 of embodiments of the present invention 2 is illustrated.Implementation of the invention
The freezer 200 of mode 2 and the different point of the freezer 100 of embodiment 1 are: being passed in test section 114 using induction type
Sensor 131;There is the shape of convex with operation transfer part 115 and by being made of the rigid body part of the formation such as synthetic resin.
Fig. 7 is the vegetable compartment significant points under the door closure state for illustrating the freezer of embodiments of the present invention 2
Structure and function figure, Fig. 8 be indicate the freezer of embodiments of the present invention 2 inductosyn output time sequence
The curve graph and Fig. 9 that arrange variation are the action flow charts of the freezer of embodiments of the present invention 2.In addition, in present embodiment
In, the same symbol is marked in structure identical as embodiment 1, and omit detail explanation herein, mainly to different portions
Divide and is illustrated.
Firstly, the structure on clamshell doors trigger device 113 and its periphery is illustrated referring to Fig. 7.Heat-insulated 109 He of demarcation plate
Vegetable compartment door 106a is in order to ensure air-tightness and absorbs impact of closing the door, and via gasket maintenance distance E (not shown) and maintains door
Closed state.In the present embodiment, operation transfer part 115 has protrusion.In addition, use is by setting in operation transfer part 115
The rigid body part of the compositions such as rouge molded product.In addition, in the present embodiment, operation transfer part 115 is utilized for ensuring air-tightness
Gasket caused by stress and the first electricity for being set to the opposite position of operation transfer part 115, aftermentioned test section 114
It is close to pole 127.
In addition, door open and-shut mode test section 125 detects the door closure state of vegetable compartment door 106a.Door open and-shut mode test section
125 generally become one using magnetic substances such as magnet in the Magnetic Sensors such as Hall IC in heat-insulated demarcation plate 109 and vegetable compartment door 106a
To the electronic type test section of composition.But door open and-shut mode test section 125 is not limited to the structure, if heat-insulated demarcation plate 109
The distance between vegetable compartment door 106a is distance E or more, can also be disconnected by contact and the machine apart from engagement contacts when becoming E
The switch of tool formula is constituted.
In addition, in the present embodiment, using inductosyn 131 in test section 114.The detection of test section 114 comes from
Operate the stress of transfer part 115.Inside inductosyn 131, first electrode 127 and second electrode 128 are by metal
Torsionspring 126 can be connected movably.First electrode 127 and second electrode 128 are electric with other frequency detecting portion 130 respectively
Connection.In addition, first electrode 127, torsionspring 126 and second electrode 128 are connected in series, first electrode 127, not with
It is electrically connected between one end that torsionspring 126 connects and second electrode 128, one end for not connect with torsionspring 126
Capacitor 129.When the protrusion for operating transfer part 115 is pushed by stress, first electrode 127 is mobile, with the second fixed electricity
Torsionspring 126 between pole 128 is compressed, and by reducing the overall length of torsionspring 126, makes the inductance value of torsionspring 126
Become larger.
Control circuit substrate 122 has power supply unit 123 and control unit 124.Power supply of the electric power S4 from control circuit substrate 122
Portion 123 is supplied to frequency detecting portion 130.In addition, sending control circuit substrate for the signal S5 that frequency detecting portion 130 detects
122 control unit 124.In addition, input is about door open and-shut mode test section from door open and-shut mode test section 125 to control unit 124
The signal S6 of the 125 door open and-shut modes detected.
About freezer 200 configured as described above, hereinafter, using Fig. 8 shows inductosyn output time sequence
The action flow chart of the curve graph and Fig. 9 that arrange variation is acted to it and effect is illustrated.
Firstly, in step 9, when supplying power supply to freezer 200 under vegetable compartment door 106a door closure state, control electricity
Base board 122 is started to work, and supplies electric power S4 from power supply unit 123 to the frequency detecting portion 130 of inductosyn 131.At this point,
Inductosyn 131 forms resonance circuit by the inductance of torsionspring 126 and the capacitor of capacitor 129, and resonance frequency f is
Formula (1).
(formula 1)
In formula 1, L is the inductance value of torsionspring 126, and C is the capacitance of capacitor 129, and is all fixed value.
In frequency detecting portion 130, resonance frequency f is scaled L value using formula (1), using the L value as signal S5, frequency
Signal S5 is output to control unit 124 by rate test section 130, (the h) at the time of Fig. 8 that enters step 10.
Then, in step 10, door open and-shut mode test section 125 detects the open and-shut mode of vegetable compartment door 106a to judge to be
No is door closure state.In the case where being judged as shutdown, signal S6 is output to control unit by door open and-shut mode test section 125
124, enter step 11.In the case where being judged as enabling, signal S6 is output to control unit by door open and-shut mode test section 125
124, it carries out in step 10 standby.In addition, if being door closure state, then by stress caused by gasket, induction type is passed
The torsionspring 126 of sensor 131 via operation transfer part 115 protrusion be pushed into and compressed, from and its overall length shorten, inductance
Value than initially becomes larger, and is output into L2 (referring to Fig. 8).This is because the spy of the relational expression usually in disc spring with formula (2)
Property, so if it is identical the number of turns, its shorter inductance value of overall length more becomes larger to ratio (i) at the time of Fig. 8.
(formula 2)
In formula (2), μ is magnetic conductivity, N is the number of turns, d is coil diameter and l is coil overall length.
In a step 11, control unit 124 judges that vegetable compartment door 106a for door closure state, is received from frequency detecting portion 130
Signal S5, and store output valve L2, the (i~moment j) at the time of Fig. 8 that enters step 12.
Then, in step 12, control unit 124 measures the output valve L3 of inductosyn 131, enters step 13.
In step 13, control unit 124 judges whether the difference of output valve L3 and output valve L2 reach prespecified output
Value difference Δ L.If reach output value difference Δ L, control unit 124 be judged as vegetable compartment door 106a from usual door closure state by with
Family is pushed further into, and enters step 14.Otherwise, control unit 124 return to step 12, it is standby to have opening door operation (Fig. 8 when
Carve j~moment m).
It here, in fig. 8, be more than L3 (as variation delta L) in the output valve of moment l inductosyn 131 is straight
The influence in evening time of vegetable compartment door 106a is cut off to user.In addition, user leaves hand from vegetable compartment door 106a after the activation
At the time of m, it is the spring constant of torsionspring 126 and the bullet of gasket that output valve, which does not return to L2, becomes the L1 for having several variations,
Lagging influence possessed by property body.Therefore, the freezer 200 of present embodiment is configured in the opening door operation after next time more
The output valve L2 of new usually door closure state.
At step 14, the signal S5 from inductosyn 131 is inputted to control unit 124 and come from door open and-shut mode
The signal S6 of test section 125, control unit 124 judge door open and-shut mode, are determined as having opening door operation, enter step 15 (Fig. 8 when
It carves m).
Here, by when not being to be pushed into vegetable compartment door 106a by user but the hand of user leaves from vegetable compartment door 106a
M (control unit 124 determines that there are when opening door operation) is used as opening door operation at the time of moment l is into step 14, is because will not band
Come the incongruity acted.
Then, in step 15, the control unit 124 of control circuit substrate 122 is judged as that an opening action starts, and opens door
The movement of closing part 116 (f) at the time of Fig. 8, and confirm that vegetable compartment door 106a is door open shape by door open and-shut mode test section 125
State, back to step 10 (n) at the time of Fig. 8.
As described above, the test section that there is the freezer 200 of present embodiment detection to be built in enabling trigger device 113
The inductosyn of the inductance value of 114 torsionspring 126.In addition, the operation transfer part of the freezer 200 of present embodiment
115 have protrusion.Rigid body part is used in operation transfer part 115.
In addition, the freezer 200 of present embodiment is configured to the vegetable compartment door 106a in drawing and pulling type from door closure state quilt
When pressing, its stress transfer to test section 114 is compressed torsionspring 126 by operation transfer part 115.According to this structure, can
The case where variation detection of inductance value based on torsionspring 126 has been pushed into vegetable compartment door 106a by user, determines whether enabling
Operation.In addition, according to this structure, can judge that door is pushed into reliable numerical value apart from displacement.Therefore, according to this
Structure, because the dispersion bring deviation of the power such as stress mornitoring, can be avoided to bring to the operation feeling of user and not assist
Adjust sense.
(embodiment 3)
Then, using Figure 10, the freezer 300 of embodiments of the present invention 3 is carried out.In addition, in the present embodiment,
The same symbol is marked in embodiment 1 or the identical structure of embodiment 2, and omits detail explanation herein, to different
Part is illustrated.
The freezer 300 of embodiments of the present invention 3 is especially to be sensed with the induction type of the freezer 200 of embodiment 2
The structure of device is different.Therefore, in the present embodiment, with different from the inductosyn of freezer 200 of embodiment 2
It is described in detail centered on part.
Figure 10 is the vegetable compartment significant points under the door closure state for illustrating the freezer of embodiments of the present invention 3
Structure and function figure.
In Figure 10, heat-insulated demarcation plate 109 and vegetable compartment door 106a in order to ensure air-tightness and absorb impact of closing the door, via
Gasket (not shown) is kept at a distance F, and door closure state is maintained.In the freezer 300 of present embodiment, transfer part is operated
115 are made of the metal plate of plate.In addition, using inductosyn 131 in test section 114.The detection of test section 114 comes from
Operate the stress of transfer part 115.Test section 114 has coiled type conductive pattern 132 inside inductosyn 131.Operation
Transfer part 115 with for ensure stress caused by the gasket of air-tightness keep at a distance F and with operation transfer part 115 be oppositely disposed
Test section 114 coiled type conductive pattern 132 close to configuration.Coiled type conductive pattern 132 be preferably configured at as far as possible with every
The surface close position of hot demarcation plate 109.In addition, the specific structure as coiled type conductive pattern 132, in printing distributing board
The upper pattern with the copper foil for being formed with coil antenna shape or the pattern etc. that copper wire is set as to vortex shape and fixation.
The both ends of coiled type conductive pattern 132 inside inductosyn 131 are electrically connected with frequency detecting portion 130 respectively
It connects.Capacitor 129 is electrically connected between coiled type conductive pattern 132 and frequency detecting portion 130.When vegetable compartment door 106a is pushed away
Fashionable, operation transfer part 115 becomes smaller at a distance from coiled type conductive pattern 132 from initial distance F.
About freezer 300 configured as described above, it is acted be illustrated below.
In the case where maintaining the initial door closure state of vegetable compartment door 106a of distance F, the electricity of coiled type conductive pattern 132
Sense becomes the inductance except self-induction and in addition to operating mutual inductance caused by the metal interference of transfer part 115.Distance F is smaller, i.e. push-in vegetable
Dish room door 106a, mutual inductance value more inversely become larger.Therefore, if the inductance value changed in this way is directly applied to embodiment
The movement of the step 9 illustrated in 2~step 15, then the case where capable of being pushed into vegetable compartment door 106a, is as door opening/closing portion
116 triggering (decision of opening door operation).
As previously discussed, the test section that there is the freezer 300 of present embodiment detection to be built in enabling trigger device 113
114, the inductosyn 131 of the inductance value of coiled type conductive pattern 132.In addition, in the freezer 300 of present embodiment
In, metal plate is used in operation transfer part 115.In addition, in the freezer 300 of present embodiment, by detecting drawing and pulling type
Vegetable compartment door 106a from door closure state press when test section 114 with operate transfer part 115 at a distance from displacement conduct
The variable quantity of inductance value, enabling trigger device 113 can exclude the source of error in contact and movable this structure, so can
Obtain the freezer of high reliablity.In addition, by being made of operation transfer part 115 magnetic substance, the case where with being made of metal plate
It compares, the variable quantity of mutual inductance value becomes larger.According to this structure, the enabling trigger device 113 of higher precision can be become.
Utilization possibility in industry
As previously discussed, the present invention, which provides one kind not, will be used to that the operation portion of automatic door operator movement to be made to be set to pull
The front surface of formula door improves operability, and does not damage the freezer of the design of flat door.It is thus possible to which enough be applied to tool
There are the home-use and business freezer and frozen and refrigerated display case, the storage in addition not needing temperature adjusting of drawing and pulling type door
Library etc..
Description of symbols
100,200,300 freezer
101 shells
102 refrigerating chambers
102a refrigerating-chamber door
103 ice-making compartments
104 switching chambers
105 freezing chambers
105a refrigerating chamber door
105b glass plane materiel
106 vegetable compartments
106a vegetable compartment door
106b glass plane materiel
108 display operation units
109 heat-insulated demarcation plates
110 frames
111 storage boxes
112 pull guide
113 enabling trigger devices
114 test sections
115 operation transfer parts
116 opening/closing portions
117 connecting rods
118 guiding pieces
119 protrusions
120 closed holding mechanisms
121 strain gauges
122 control circuit substrates
123 power supply units
124 control units
125 open and-shut mode test sections
126 torsionsprings
127 first electrodes
128 second electrodes
129 capacitors
130 frequency detecting portions
131 inductosyns
132 coiled type conductive patterns.
Claims (4)
1. a kind of freezer characterized by comprising
The shell being made of thermal wall;
It is set to the intracorporal multiple receiving rooms of the shell;
It can be opened and closed to close multiple doors of the multiple receiving room;With
The automatic door opening portion of the multiple door is automatically opened,
At least one of the multiple door is made of drawing and pulling type door,
The test section of the enabling trigger device in the automatic door opening portion is configured at the shell,
The operation transfer part of the enabling trigger device is configured at the face of the shell side of the inner wall of the drawing and pulling type door.
2. freezer as described in claim 1, it is characterised in that:
The test section of the enabling trigger device is made of strain gauge,
The operation transfer part is made of elastomer,
When the drawing and pulling type door is pressed from door closure state, the operation transfer part is by stress transfer to the test section.
3. freezer as described in claim 1, it is characterised in that:
The test section of the enabling trigger device, is made of the inductosyn of the inductance value of detection torsionspring,
The operation transfer part is made of rigid body,
When the drawing and pulling type door is pressed from door closure state, the operation transfer part will press stress transfer to the detection
Portion compresses the torsionspring.
4. freezer as described in claim 1, it is characterised in that:
The test section of the enabling trigger device, by the inductosyn structure of the inductance value of detection line round conductive pattern
At,
The operation transfer part is made of metal plate,
When the drawing and pulling type door is pressed from door closure state, the gap of the test section and the operation transfer part is detected
Variable quantity of the displacement as inductance value.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016181079A JP6715439B2 (en) | 2016-09-16 | 2016-09-16 | refrigerator |
JP2016-181079 | 2016-09-16 | ||
PCT/JP2017/032766 WO2018051963A1 (en) | 2016-09-16 | 2017-09-12 | Refrigerator |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109690213A true CN109690213A (en) | 2019-04-26 |
CN109690213B CN109690213B (en) | 2021-07-02 |
Family
ID=61618771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780056513.6A Active CN109690213B (en) | 2016-09-16 | 2017-09-12 | Refrigerator with a door |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3514465A4 (en) |
JP (1) | JP6715439B2 (en) |
CN (1) | CN109690213B (en) |
WO (1) | WO2018051963A1 (en) |
Cited By (10)
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CN112229130A (en) * | 2019-07-15 | 2021-01-15 | Lg电子株式会社 | Refrigerator and control method thereof |
US11371770B2 (en) | 2019-07-12 | 2022-06-28 | Lg Electronics Inc. | Refrigerator having drawer |
US11402150B2 (en) | 2019-07-15 | 2022-08-02 | Lg Electronics Inc. | Refrigerator and control method therefor |
US11415364B2 (en) | 2019-07-12 | 2022-08-16 | Lg Electronics Inc. | Refrigerator |
US11466928B2 (en) | 2019-07-12 | 2022-10-11 | Lg Electronics Inc. | Refrigerator |
US11466929B2 (en) | 2019-07-12 | 2022-10-11 | Lg Electronics Inc. | Refrigerator having drawer |
US11543174B2 (en) | 2019-07-12 | 2023-01-03 | Lg Electronics Inc. | Refrigerator |
US11592233B2 (en) | 2019-07-12 | 2023-02-28 | Lg Electronics Inc. | Refrigerator |
US11635251B2 (en) | 2019-07-12 | 2023-04-25 | Lg Electronics Inc. | Refrigerator |
US11761702B2 (en) | 2019-07-15 | 2023-09-19 | Lg Electronics Inc. | Refrigerator and control method therefor |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102614610B1 (en) * | 2018-12-03 | 2023-12-14 | 엘지전자 주식회사 | Refrigerator |
KR20210007645A (en) | 2019-07-12 | 2021-01-20 | 엘지전자 주식회사 | refrigerator |
KR20210007643A (en) | 2019-07-12 | 2021-01-20 | 엘지전자 주식회사 | Refrigerator |
KR20210007648A (en) | 2019-07-12 | 2021-01-20 | 엘지전자 주식회사 | refrigerator |
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Also Published As
Publication number | Publication date |
---|---|
EP3514465A4 (en) | 2019-08-28 |
JP6715439B2 (en) | 2020-07-01 |
WO2018051963A1 (en) | 2018-03-22 |
EP3514465A1 (en) | 2019-07-24 |
JP2018044736A (en) | 2018-03-22 |
CN109690213B (en) | 2021-07-02 |
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