CN100441988C - Driving structure for opening/closing door of refrigerator - Google Patents
Driving structure for opening/closing door of refrigerator Download PDFInfo
- Publication number
- CN100441988C CN100441988C CNB2004100199543A CN200410019954A CN100441988C CN 100441988 C CN100441988 C CN 100441988C CN B2004100199543 A CNB2004100199543 A CN B2004100199543A CN 200410019954 A CN200410019954 A CN 200410019954A CN 100441988 C CN100441988 C CN 100441988C
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- door
- refrigerator
- induction installation
- refrigerating chamber
- projection
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- Devices That Are Associated With Refrigeration Equipment (AREA)
- Refrigerator Housings (AREA)
Abstract
The present invention relates to a driving structure for the opening and the closure of a door of a refrigerator. In a refrigerator of which refrigerating chambers (32, 33) are opened and closed by a door (35) supported on a refrigerator body (30) of the refrigerator by a hinge device (40), the present invention comprises a door switch (50) which is positioned on the hinge device (40) and a drive bulge (60), wherein the button (52) of the hinge device (40) is projected outside a hinge cover (42), and the drive bulge (60) is in the position corresponding to the door switch (50) and is used for selectively pressing the button (52) of the door switch (50) according to the opening and the closing actions of the door (35). The present invention with the structure has the advantages that the structure of the door switch (50) is simple, and the installing working operation and parts are few; in addition, the door switch (50) is free from the influence of the internal environment of the refrigerator, and the explosion of explosible refrigerant can be prevented in advance. Opening the hinge cover (42) of the hinge device (40) is just needed at the time of maintenance, so the maintenance operation is convenient.
Description
Technical field
The present invention relates to refrigerator, more particularly, relate to can perception the drive unit of duty induction installation of the door that opens and closes of refrigerator internal storage space.
Background technology
In refrigerator, the switching that comes the perception door by the door opening and closing state induction installation, and control the running of refrigerator according to the open and-shut mode of the door of perception.That is, when door was open, the illumination lamp ignition of refrigerator inside make the convenient identification of people preserve thing, and kind of refrigeration cycle shut down, and makes cold air stop to transmit to refrigerating chamber inside under the door opened state.
Fig. 1 is the oblique view that the main position of refrigerator of the door opening and closing state induction installation of employing prior art constitutes.As shown in the figure, be formed with refrigerating chamber 3 in the inside of electric refrigerator housing body 1.The inner face of refrigerating chamber 3 is to be formed by inner casing 5.At the front end of inner casing 5, promptly refrigerating chamber 3 inlet positions are formed with extension 6, make entrance side wideer relatively than the inside of refrigerating chamber 3.
Be provided with several shelves 7 in the inside of refrigerating chamber 3 horizontal direction separated by a distance.The preservation thing can be placed respectively on the shelf 7, the utilization rate of refrigerating chamber 3 inner spaces can be effectively improved.
6 one sides are provided with door switch induction installation 9 in the extension of inner casing 5 front ends.The main composition of door switch induction installation 9 is partly ensconced in the thermal insulation layer of inner casing 5 inside, has only button to expose externally.Door switch induction installation 9 lights the illuminating lamp of refrigerating chamber 3 inside according to the switching of the following door of refrigerator that will illustrate 10 of perception or extinguishes, and in the middle of door 10 is open cold air is stopped to refrigerating chamber 3 internal feeds.
The refrigerating chamber 3 of electric refrigerator housing body 1 is opened and closed by door 10.One end of door of refrigerator 10 is connected with electric refrigerator housing body 1 by hinge (not shown), so door of refrigerator 10 is the center rotation with the hinge, with switching refrigerating chamber 3.
The back side of door of refrigerator 10, the part that promptly forms refrigerating chamber 3 inside when door 10 is closed is formed by inner door scaleboard 12.In the edge part of inner door scaleboard 12, on two ends, protrude at least and be formed with a guard rail 13.Be formed with on the position corresponding of door guard rail 13 and drive projection 15 with door switch induction installation 9.The effect that drives projection 15 is that door of refrigerator 10 is pushed door switch induction installation 9 when closing.Symbol 16 is baskets among the figure.
There is following problem in drive unit according to the above-mentioned door of refrigerator switch status induction system of prior art.
That is, door opening and closing state induction installation 9 is subjected to the influence of refrigerating chamber 3 internal environments easily owing to be arranged in the refrigerating chamber 3 of electric refrigerator housing body 1.For example, owing to be subjected to the influence of the refrigerating chamber 3 inner moisture that produce, door opening and closing state induction installation 9 out-of-operation phenomenons take place sometimes.
In order to overcome above-mentioned shortcoming, door opening and closing state induction installation 9 is made into the waterproof structure that is not subjected to moisture effects, and perhaps door opening and closing state induction installation 9 is arranged in the thermal insulation layer of inner casing 5 inside.But if door opening and closing state induction installation 9 adopts the energy waterproof construction, cost of manufacture rises; If it is door opening and closing state induction installation 9 is arranged on inner casing 5 inside, inconvenient again during maintenance.
In addition, in door opening and closing state induction installation 9 operation process, produce electric spark sometimes, and some composition has explosion hazard in the refrigerant that uses in the refrigerator.So door opening and closing state induction installation 9 is positioned at refrigerating chamber 3 inside of electric refrigerator housing body 1, there is the possibility of refrigerant blast.
In addition, in the process of the door of refrigerator thermal insulation layer that forms existing structure, may cause that by the blow pressure of blowing agent the position of door opening and closing state induction installation 9 is offset original design attitude.Especially, door opening and closing state induction installation 9 and the relative position that door 10 drives projection 15 are changed.If so, even door 10 is closed, door opening and closing state induction installation 9 can not operate as normal.In addition, in the process of door 10 inner formation thermal insulation layers, when being out of shape, the door guard rail 13 of inner door scaleboard 12 also above-mentioned problem can take place.
And; in the prior art; for door opening and closing state induction installation 9 being arranged on the inside of inner casing 5; before the operation that forms electric refrigerator housing body 1 thermal insulation layer, to assemble door opening and closing state induction installation 9; be shutter switch status induction system 9 inner outer cover that constitutes and for preventing seal member that blowing agent leaks etc. in blowing agent but also need use, this can make the complicated and cost rising of manufacturing process
Summary of the invention
In order to solve the existing in prior technology shortcoming, the object of the invention is to provide the drive unit that is not subjected to the door of refrigerator switch status induction system that the refrigerator internal environment influences fully.The object of the invention also is to provide the drive unit of the door of refrigerator switch status induction system of the explosion danger that can eliminate refrigerant, the reliability that turns round height, the relative minimizing with assembly process of number of components.
In order to achieve the above object, involved in the present invention being arranged on by the door on the hinge means supporting box opens and closes in the refrigerator of refrigerating chamber, and the drive unit of door of refrigerator switch status induction system comprises and is positioned on the hinge means and its button comes selectivity to push the driving projection of door switch button on outside door switch induction installation that protrudes of hinged cover and the position corresponding with the door switch induction installation and according to the on-off action of door.
The door switch induction installation is arranged in hinge means electric refrigerator housing body one side, drives projection and is positioned at door one side.
Door switch induction installation and drive projection and be positioned on the corresponding mutually position, the upper end of electric refrigerator housing body and door.
Driving convexes to form in projection and covers, and becomes one with the projection lid, and the projection lid is installed on the trim that constitutes the door upper surface.
Drive projection and form one with the trim that constitutes the door upper surface.
The drive unit of door of refrigerator switch status induction system of the present invention has following good effect.
At first, among the present invention, the door switch induction installation is arranged on the refrigerator outside, promptly on the hinge means.Hinge means needn't be adopted as the structure that adapts to the refrigerator internal environment, so the door switch induction installation can not be subjected to the influence of refrigerator internal environment, can reduce cost of manufacture thus.
Simultaneously, because the door switch induction installation directly is set on hinge means, simple relatively, do not need assembling procedure or the other parts of needs, so can reduce mounted component and the number of working processes as the door switch induction installation of existing structure.
Also have, in maintenance, the hinged cover that only need unload hinge means just can make maintenance activity convenient directly near the door switch induction installation; And under the state of refrigerator running, only need remove hinged cover just can AD inductive switching device.
In addition, because door switch induction installation of the present invention is arranged on the outside of refrigerator, can prevent danger in advance by the blast of electricity cremate causing refrigerant.
And, after door switch induction installation of the present invention is installed and is finished, not to the parts of door switch adjacency in inject following process or operation such as blowing agent, so can improve the door switch induction installation greatly and drive the interlock maintainability of projection.
Description of drawings
Fig. 1 is the drive unit part oblique view of the door of refrigerator switch status induction system of prior art.
Fig. 2 is the refrigerator one routine oblique view that adopts the drive unit of door of refrigerator switch status induction system of the present invention.
Fig. 3 is the oblique view of the significant points structure of the embodiment of the invention.
Fig. 4 a is the drive unit working state figure of the door opening and closing state induction installation when door of refrigerator is closed in the embodiment of the invention.
Fig. 4 b is the drive unit working state figure of the door opening and closing state induction installation when door of refrigerator is open in the embodiment of the invention.
The symbol description of accompanying drawing major part:
30: electric refrigerator housing body, 31: demarcation strip,
32: refrigerating chamber, 33: refrigerating chamber,
34: shelf, 35: door of refrigerator,
36: handgrip, 37: the door basket,
40: hinge means, 42: hinged cover,
50: the door switch induction installation, 52: button,
60: drive projection, 62: the projection lid,
39: trim.
The specific embodiment
Specify the embodiment of the drive unit of door of refrigerator switch status induction system of the present invention below in conjunction with accompanying drawing.
Fig. 2 adopts refrigerator one routine oblique view of the present invention, and Fig. 3 is the oblique view of the significant points structure of the embodiment of the invention.
As shown in the figure, electric refrigerator housing body 30 is formed with the storage space of front openings, and storage space is separated plate 31 and is separated into refrigerating chamber 32 and refrigerating chamber 33.Refrigerating chamber 32 and refrigerating chamber 33 laterally form side by side.In refrigerating chamber 32 and refrigerating chamber 33, store respectively and preserve thing.For this reason, possess several shelves 34 and independent storeroom (not shown) for 33 li at refrigerating chamber 32 and refrigerating chamber.
Refrigerating chamber 32 and refrigerating chamber 33 are opened and closed by door 35 respectively.Door 35 is connected to the two ends of electric refrigerator housing body 30 and rotates.In the embodiment of the invention, door 35 is opened respectively as shown in Figure 2 round about.
Has the handgrip 36 that makes things convenient for shutter door separately in the front of door 35.Have several baskets 37 of preserving thing for storage separately at the back side of door 35.
In addition, be provided with the door switch induction installation 50 that exposes to a side in the side of hinged cover 42.Described door switch induction installation 50 comes closed according to the switching of door 35 or disconnects, and makes the illumination lamp ignition of refrigerating chamber 32 or refrigerating chamber 33 inside or extinguishes, but also have functions such as the running that makes heat-exchange system when door 35 is opened stops.Certainly, the function of described door switch induction installation 50 can not be limited in the described feature.
In the formation of door switch induction installation 50, button 52 protrudes out to the outside of hinged cover 42.And button 52 protrudes certain-length to the place ahead of electric refrigerator housing body 30.
In the present embodiment, such door switch induction installation 50 is arranged on the hinge means 40 on electric refrigerator housing body 30 tops.Certainly, described door switch induction installation 50 also can be arranged on the hinge means of electric refrigerator housing body 30 bottoms.
In addition, on door 35, has the projection of driving 60.During from the plane, drive projection 60 and be trapezoidal shape (a) with reference to Fig. 4.The degree that the length that driving projection 60 is protruded are close to electric refrigerator housing body 30 according to the packing ring of door 35 decides.
In the present embodiment, described driving projection 60 is formed on the projection lid 62, and projection lid 62 is installed on the trim 64 that constitutes door 35 upper surfaces.Certainly, drive projection 60 and also can form one with described trim 64.
Door switch induction installation of the present invention 50 and driving on the angle that projection 60 should be arranged on 33 35 of refrigerating chamber 32 and refrigerating chambers.
Specify the effect of the drive unit of door of refrigerator switch status induction system of the present invention below.
For refrigerator of the present invention, open the door 35 after, put into or take out the preservation thing for 33 li at refrigerating chamber 32 and refrigerating chamber; Close to the doorstep 35 then, make refrigerating chamber 32 and refrigerating chamber 33 can not with external communications, refrigerating chamber 32 and refrigerating chamber 33 inner sustain in uniform temperature, are preserved thing with storage.
As mentioned above, put into or take out when 33 li of refrigerating chamber 32 and refrigerating chambers and want shutter door 35 when preserving thing.Among the present invention, door switch induction installation 50 is driven by the driving projection 60 on the door 35 according to the switching of door 35.
Close at door 35 under the state of refrigerating chamber 32 and refrigerating chamber 33, drive projection 60 is pushed door switch induction installation 50 shown in Fig. 4 a button 52.Thereby make the illuminating lamp of refrigerating chamber 32 and refrigerating chamber 33 enter closed condition, and heat-exchange system is in operating condition.
That is, close at door 35 under the state of refrigerating chamber 32 or refrigerating chamber 33, because needn't throw light on refrigerating chamber 32 or refrigerating chamber 33 inside, lamp extinguishes.In addition, described refrigerating chamber 32 or refrigerating chamber 33 are preserved thing for long-term storage under the state of sealing, and temperature inside need maintain the temperature value of appointment, so heat-exchange system will turn round.
Then, when the user preserved thing and opens door 35 for putting into or taking out, the running of door switch induction installation 50 was as follows.
At first, door 35 is that front end is rotated at the center with hinge means 40.
The driving projection 60 of door 35 upper ends is gradually away from the hinged cover 42 of electric refrigerator housing body 30 sides, and the button 52 of the door switch induction installation 50 that possesses on the hinged cover 42 forwards protrudes.This state is shown in Fig. 4 b.
As mentioned above, do not have under the state of pressing keys 52 in driving projection 60, the illumination lamp ignition of refrigerating chamber 32 or refrigerating chamber 33, heat-exchange system enters the state that shuts down in addition.
The reason of illumination lamp ignition is: refrigerating chamber 32 or refrigerating chamber 33 open backs are in order to put into the user more easily or to take out and preserve thing and throw light on refrigerating chamber 32 or refrigerating chamber 33.In addition, the reason that heat-exchange system shuts down is: because door 35 is open, cold air can be discharged to refrigerating chamber 32 or refrigerating chamber 33 outsides rapidly.
Claim of the present invention is not limited among the described embodiment, but will be that the basis makes an explanation with additional Patent right requirement scope.And statement in advance, one of ordinary skill in the art can have a variety of distortion in the claim scope.
For example, in the embodiment of the invention, the drive unit of door of refrigerator switch status induction system is used for the erect type refrigerator.But the drive unit of described door of refrigerator switch status induction system also can use on various dissimilar refrigerators.
In addition, need not described door switch induction installation be set, the driving projection be set, the door switch induction installation also can be set in the hinged cover inside of reveal, the driving projection be set in the electric refrigerator housing body side in the electric refrigerator housing body side at reveal.
Claims (4)
1, a kind of drive unit of door of refrigerator switch status induction system, be arranged on by the door on the hinge means supporting box and open and close in the refrigerator of refrigerating chamber, it is characterized in that the drive unit of affiliated door of refrigerator switch status induction system comprises and is positioned on the hinge means and its button comes selectivity to push the driving projection of door switch induction installation button on outside door switch induction installation that protrudes of hinged cover and the position corresponding with the door switch induction installation and according to the on-off action of door; The door switch induction installation is arranged in electric refrigerator housing body one side of hinge means, drives the side that projection is positioned at door.
2, the drive unit of door of refrigerator switch status induction system according to claim 1 is characterized in that, described door switch induction installation and drive projection and be positioned on the corresponding mutually position, the upper end of electric refrigerator housing body and door.
3, the drive unit of door of refrigerator switch status induction system according to claim 2 is characterized in that, described driving convexes to form in projection and covers, and becomes one with the projection lid, and door closure is installed on the trim that constitutes the door upper end.
4, the drive unit of door of refrigerator switch status induction system according to claim 2 is characterized in that, the described projection that drives forms one with the trim that constitutes the door upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100199543A CN100441988C (en) | 2004-07-12 | 2004-07-12 | Driving structure for opening/closing door of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100199543A CN100441988C (en) | 2004-07-12 | 2004-07-12 | Driving structure for opening/closing door of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1721799A CN1721799A (en) | 2006-01-18 |
| CN100441988C true CN100441988C (en) | 2008-12-10 |
Family
ID=35912290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100199543A Expired - Fee Related CN100441988C (en) | 2004-07-12 | 2004-07-12 | Driving structure for opening/closing door of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100441988C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186384Y (en) * | 1994-03-01 | 1994-12-28 | 上海市航空电器厂 | Controlled lamp switch of refrigerator |
| CN1175679A (en) * | 1996-08-31 | 1998-03-11 | 大宇电子株式会社 | Refrigerator door switch system |
| GB2330380A (en) * | 1997-10-14 | 1999-04-21 | Lg Electronics Inc | Lower hinge frame for a refrigerator. |
| KR20010021304A (en) * | 1999-08-17 | 2001-03-15 | 니시무로 타이죠 | Door opening apparatus of a refrigerator |
-
2004
- 2004-07-12 CN CNB2004100199543A patent/CN100441988C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186384Y (en) * | 1994-03-01 | 1994-12-28 | 上海市航空电器厂 | Controlled lamp switch of refrigerator |
| CN1175679A (en) * | 1996-08-31 | 1998-03-11 | 大宇电子株式会社 | Refrigerator door switch system |
| GB2330380A (en) * | 1997-10-14 | 1999-04-21 | Lg Electronics Inc | Lower hinge frame for a refrigerator. |
| KR20010021304A (en) * | 1999-08-17 | 2001-03-15 | 니시무로 타이죠 | Door opening apparatus of a refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1721799A (en) | 2006-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou LG Electronics Refrigerator Co., Ltd. Assignor: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) Contract fulfillment period: 2009.1.1 to 2019.1.1 contract change Contract record no.: 2009320001652 Denomination of invention: Driving structure for opening/closing door of refrigerator Granted publication date: 20081210 License type: Exclusive license Record date: 2009.9.7 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.1.1 TO 2019.1.1; CHANGE OF CONTRACT Name of requester: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Effective date: 20090907 |
|
| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS ( TIANJIN ) ELECTRICAL APPLIANCES CO., LTD. Effective date: 20091225 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091225 Address after: Yingbin Road, Taizhou Economic Development Zone, No. 2 Patentee after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Lake Road Patentee before: LG Electronic (Tianjin) Electrical Appliance Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081210 Termination date: 20130712 |