CN109210858A - Door opener for refrigerator and the refrigerator with it - Google Patents
Door opener for refrigerator and the refrigerator with it Download PDFInfo
- Publication number
- CN109210858A CN109210858A CN201710523259.8A CN201710523259A CN109210858A CN 109210858 A CN109210858 A CN 109210858A CN 201710523259 A CN201710523259 A CN 201710523259A CN 109210858 A CN109210858 A CN 109210858A
- Authority
- CN
- China
- Prior art keywords
- push rod
- ontology
- door
- door body
- pushes
- 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.)
- Pending
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Classifications
-
- 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
- F25D23/028—Details
Landscapes
- 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)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a kind of door openers for refrigerator, have box body, are equipped with push part, the transmission device for the part that pushes described in driving, and the motor being connected with the transmission device in the box body, the part that pushes includes: ontology；The first push rod and the second push rod on the body is set；Wherein the ontology is driven from initial position by the transmission device and is rotated around the shaft, and first push rod and second push rod are configured to rotate with the ontology and successively contact and push door body；In the rotary course of the ontology, first push rod is rotated with the ontology pushes door body to first position open, and second push rod is contacted with door body；The subsequent ontology continues to rotate, and first push rod is separated with door body, and second push rod is rotated with ontology further pushing open door body to the second position.
Description
[technical field]
The present invention relates to a kind of door openers for refrigerator, can be used in the case where permission other such as washing machine
Gate opening etc..
[background technique]
The gate of traditional refrigerator and roller washing machine opens gate essentially by manual mode, but exists in operation
Disadvantage for another example when held by both hands object, needs article to put down just if gate is heavier or closes and needs to open the door using additional strength
It can open.
Existing some household electrical appliance, such as refrigerator are provided with the function of automatic door opening, such as by the way that motor-driven push away is arranged
Bar pushes door open.But refrigerator is in door opening process, because refrigerator inside and outside, there are draught head, refrigerator open needs to overcome air pressure
The resistance that difference is formed, required enabling power is larger, and from starting to open the door to before refrigerator doors disengaging refrigerator body, enabling power needs are held
It is continuous to increase.And opened moment in refrigerator doors, draught head disappears, and resistance is reduced rapidly, but refrigerator doors open angle in rigid open
It is small, in order to fully open refrigerator doors, also need to provide the lasting power that pushes.Existing enabling auxiliary system can only provide fixed
Thrust, although can provide transformable power, the power is maximum on startup, behind persistently subtract to improve enabling speed
It is small, it is inconsistent first to increase the characteristic subtracted afterwards with refrigerator open thrust.Though therefore open-door system selects heavy-duty motor but actually can only
Push the small size refrigerator doors of small weight open, and open angle is small, opening time is long.
Aiming at the problem that gate opening device of refrigerator in the prior art needs to open the door using heavy-duty motor, at present not yet
It puts forward effective solutions.
[summary of the invention]
The present invention provides a kind of door opener for refrigerator, opens dress to solve the gate of household electrical appliance in the prior art
It sets and needs the problem of opening the door using heavy-duty motor.
In order to realize purpose, the present invention provides a kind of refrigerator open device, it can be used for push button or touch the refrigerator of formula,
There can also be the household electrical appliance of gate for roller washing machine etc. by actual conditions.
This is used for the door opener of refrigerator, has box body, is equipped with the part that pushes, the biography for the part that pushes described in driving in the box body
Dynamic device, and the motor being connected with the transmission device, the part that pushes includes: ontology；It is arranged on the body
First push rod and the second push rod；Wherein the ontology is driven by the transmission device and is rotated around the shaft from initial position, and described the
One push rod and second push rod are configured to rotate with the ontology and successively contact and push door body；In the rotation of the ontology
During turning, first push rod is rotated with the ontology pushes door body to first position open, and second push rod connects with door body
Touching；The subsequent ontology continues to rotate, and first push rod is separated with door body, and second push rod is with ontology rotation with by door
Body is further pushed open to the second position.The door opener at least can provide two different thrusts, in the enabling initial stage, first
Push rod provides the thrust continued to increase, until the intervention of the second push rod is started to work after refrigerator door is opened, keeps refrigerator door quick
It pushes open, and accelerates the speed that pushes, increase open angle.
Preferably, first push rod is equipped with the first protrusion for contact with door body, first protrusion and the shaft it
Between have first distance D1；Second push rod is equipped with the second protrusion contacted with door body, second protrusion and the shaft
Between have second distance D2；Wherein the first distance D1 is less than the second distance D2.
Preferably, first push rod in the door opener begins for the arm of force L1 of the first directed force F 1 of the body that pushes
It is less than arm of force L2 of second push rod for the second directed force F 2 of the body that pushes eventually.First push rod during the work time, due to
Ontology rotation, the arm of force L1 of the first directed force F 1 for the body that pushes is smaller and smaller, and in the case where torque is certain, the arm of force is got over
Small, required power is bigger, and therefore, the power that pushes (i.e. the first directed force F 1) of the first push rod 7 continues to increase, until refrigerator door from
Closed state is opened.After refrigerator doors unlatching, because draught head disappears, enabling resistance reduces, but in order to quick big angle
Degree opens refrigerator doors, needs to start to push with longer second push rod of the arm of force, to reach increase open angle and improve speed of opening the door
The effect of degree.Due to rotation, the arm of force L2 of the second directed force F 2 also changes with ontology rotation, but even if becoming smaller, also begins
It is greater than the arm of force L1 of the first directed force F 1 eventually.
Preferably, the ontology includes the semicircular gear with latch；It is set to the center of circle position of the semicircular gear
The axis hole for setting place cooperates with the shaft；The latch is driven by the gear on the transmission device, so that the ontology is around institute
State shaft rotation.
Preferably, the rotational angle of the ontology is not more than 90 degree.
Preferably, it is equipped with guide groove in the box body, has to match to merge with the guide groove on second push rod and be led described
The protrusion moved in slot, wherein the guide groove is the arcuate structure centered on shaft.
Preferably, second push rod pushes door body to after the second position open, the transmission device by the motor control,
To drive the ontology rotation to be back to initial position.
The present invention provides a kind of refrigerator, comprising: the cabinet with cool room；Door body on the cabinet is set, it is described
Door body moves between the position for opening and closing the cool room；Enabling for driving the door body mobile to open position
Device, the door opener are to use the above-mentioned door opener for refrigerator.
Through the invention, the gate opening device for solving household electrical appliance in the prior art needs to open using heavy-duty motor
The problem of door, the refrigerator doors of big resistance can be pushed open using low power motor, not only structure is simple, and saves space,
Energy consumption is also low simultaneously.
[Detailed description of the invention]
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the first push rod in the initial state；
Fig. 2 is the structural schematic diagram of the first push rod in the operating condition；
Fig. 3 is the structural schematic diagram of the second push rod in the initial state；
Fig. 4 is the structural schematic diagram of the second push rod in the operating condition.
[specific embodiment]
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
A kind of door opener is present embodiments provided, the enabling and shutdown applied to refrigerator doors.
Refrigerator, comprising: the cabinet with cool room；Door body on cabinet is set, and door body is opening and closing cool room
Position between move；And the door opener for driving door body mobile to open position, door opener description specific as follows.
Fig. 1 is the structural schematic diagram of the first push rod in the initial state, and Fig. 2 is the structure of the first push rod in the operating condition
Schematic diagram, Fig. 3 are the structural schematic diagram of the second push rod in the initial state, and Fig. 4 is the structure of the second push rod in the operating condition
Schematic diagram, as shown in Figure 1, Figure 2, Figure 3 and Figure 4:
The door opener 1 has box body 2, is equipped with the part 3 that pushes in box body 2, drives the transmission device 4 for the part 3 that pushes, and
The motor 5 being connected with transmission device 4, the part 3 that pushes include:
Ontology 6；
The first push rod 7 and the second push rod 8 on ontology 6 are set；
Wherein ontology 6 is driven by transmission device 4 from initial position 9 rotation around the shaft, 8 quilt of the first push rod 7 and the second push rod
It is arranged to rotate with ontology 6 and successively contact and push door body 10；Preferably, the rotational angle of ontology 6 is not more than 90 degree.
In the rotary course of ontology 6, the first push rod 7 is rotated with ontology 6 pushes door body 10 to first position P1 open, and second
Push rod 8 is contacted with door body 10；Subsequent ontology 6 continues to rotate, and the first push rod 7 is separated with door body 10, and the second push rod 8 is with ontology 6
Rotation is further pushing open door body 10 to second position P2.
Since refrigerator doors are in opening procedure, because refrigerator inside and outside, there are draught head, refrigerator open needs to overcome air pressure
The resistance that difference is formed, therefore originally required enabling power is larger, guarantees to open refrigerator door, i.e., door body is opened to enabling
Position P1.Next, opening moment in refrigerator doors, draught head disappears, and resistance is reduced rapidly, but refrigerator doors are opened the door in rigid open
Angle is small, in order to the opening refrigerator of quick wide-angle, also needs to provide the lasting power that pushes, door body is opened to opening position
P2。
The door opener 1 at least can provide two different thrusts, and in the enabling initial stage, the first push rod 7, which provides, to be continued
Increased thrust pushes refrigerator door quickly open, and accelerate until the intervention of the second push rod 8 is started to work after refrigerator door is opened
The speed that pushes, increases open angle.
Specifically, as shown in Figure 1, the first push rod 7 is equipped with the first protrusion 71 for contact with door body 10, the first protrusion 71 with turn
There is first distance D1 (not shown) between axis 9；Second push rod 8 is equipped with the second protrusion 81 for contacting with door body 10, and second
There is second distance D2 (not shown) between protrusion 81 and shaft 9；Wherein first distance D1 is less than second distance D2, i.e., the
One push rod 7 is smaller than the second push rod 8.
Preferably, as shown above, first directed force F 1 of the first push rod 7 in above-mentioned door opener 1 for the body that pushes
Arm of force L1 be consistently less than the second push rod 8 for push body the second directed force F 2 arm of force L2.First push rod 7 is in the course of work
In, since ontology 6 rotates, the arm of force L1 of the first directed force F 1 for the body that pushes is smaller and smaller, in the case where torque is certain,
The arm of force is smaller, and required power is bigger, and therefore, the power that pushes (i.e. the first directed force F 1) of the first push rod 7 continues to increase, until refrigerator
Door body is opened from closed state.After refrigerator doors unlatching, because draught head disappears, enabling resistance reduces, but in order to quick
Wide-angle open refrigerator doors, need to start to push with longer second push rod 8 of the arm of force, increase open angle and raising to reach
The effect of enabling speed.Due to rotation, the arm of force L2 of the second directed force F 2 also changes with the rotation of ontology 6, but even if becomes
It is small, the also consistently greater than arm of force L1 of the first directed force F 1.
Preferably, the second push rod pushes door body to after the P2 of the second position open, and transmission device 4 is controlled by motor 5, to drive this
The rotation of body 6 is back to initial position.
As shown above, as the further preferred of the present embodiment, ontology 6 includes the semicircular gear with latch 61
62；The axis hole 60 being set at the center location of the semicircular gear 62 cooperates with shaft 9；Latch 61 is by transmission device 4
Gear 41 drive so that ontology 6 around the shaft 9 rotation.Can multi-stage gear be arranged according to demand in transmission device in box body,
It is mainly used for driving ontology 6, therefore not described here any more.
Preferably, being equipped with guide groove 11 in box body 2, has to match to merge with guide groove 11 on the second push rod 8 and be moved in guide groove 11
Dynamic protrusion 82, wherein guide groove 11 is the arcuate structure centered on shaft 9.
Through the invention, the gate opening device for solving household electrical appliance in the prior art needs to open using heavy-duty motor
The problem of door, the refrigerator doors of big resistance can be pushed open using low power motor, not only structure is simple, and saves space,
Energy consumption is also low simultaneously.
Various specific embodiments described above and shown in the drawings are merely to illustrate the present invention, and non-present invention
All.In the scope of basic fundamental thought of the invention, the those of ordinary skill of correlative technology field for present invention institute into
Capable any type of change is within the scope of the present invention.
Claims (8)
1. a kind of door opener (1) for refrigerator has box body (2), it is equipped with and pushes part (3) in the box body (2), drives institute
The transmission device (4) of the part that pushes (3) is stated, and the motor (5) being connected with the transmission device (4), which is characterized in that described
The part (3) that pushes includes:
Ontology (6)；
The first push rod (7) and the second push rod (8) being arranged on the ontology (6)；
Wherein the ontology (6) is driven from initial position by the transmission device (4) and is rotated around the shaft (9), first push rod
(7) and second push rod (8) is configured to rotate with the ontology (6) and successively contact and push door body (10)；
In the rotary course of the ontology (6), first push rod (7) rotates with the ontology (6) pushes door body (10) open
To first position P1, second push rod (8) contacts with door body (10)；
The subsequent ontology (6) continues to rotate, and first push rod (7) is separated with door body (10), second push rod (8) with
Ontology (6) is rotated further pushing open door body (10) to second position P2.
2. door opener as described in claim 1, it is characterised in that:
First push rod (7) is equipped with the first protrusion (71) for contact with door body (10), first protrusion (71) and described turn
There is first distance D1 between axis (9)；
Second push rod (8) is equipped with the second protrusion (81) for contact with door body (10), second protrusion (81) and described turn
There is second distance D2 between axis (9)；
Wherein the first distance D1 is less than the second distance D2.
3. door opener as described in claim 1, it is characterised in that:
Arm of force L1 of first push rod (7) for the first directed force F 1 of the body that pushes in the door opener (1) is small always
In arm of force L2 of second push rod (8) for the second directed force F 2 of the body that pushes.
4. door opener as described in claim 1, it is characterised in that:
The ontology (6) includes the semicircular gear (62) with latch (61)；
The axis hole (60) being set at the center location of the semicircular gear (62) cooperates with the shaft (9)；
The latch (61) is driven by the gear (41) on the transmission device (4), so that the ontology (6) is around the shaft
(9) it rotates.
5. door opener as described in claim 1, it is characterised in that:
The rotational angle of the ontology (6) is not more than 90 degree.
6. door opener as described in claim 1, it is characterised in that:
Guide groove (11) are equipped in the box body (2), second push rod (8) has to match to merge with the guide groove (11) leads described
The protrusion (82) moved in slot (11), wherein the guide groove (11) is the arcuate structure centered on shaft (9).
7. door opener as described in claim 1, it is characterised in that:
Second push rod (8) pushes door body to after the P2 of the second position open, and the transmission device (4) is controlled by the motor (5),
To drive the ontology (6) rotation to be back to initial position.
8. a kind of refrigerator characterized by comprising
Cabinet with cool room；
Door body on the cabinet is set, and the door body moves between the position for opening and closing the cool room；
Door opener for driving the door body mobile to open position, the door opener are as in claim 1 to 7
The door opener for refrigerator of any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523259.8A CN109210858A (en) | 2017-06-30 | 2017-06-30 | Door opener for refrigerator and the refrigerator with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523259.8A CN109210858A (en) | 2017-06-30 | 2017-06-30 | Door opener for refrigerator and the refrigerator with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109210858A true CN109210858A (en) | 2019-01-15 |
Family
ID=64976815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710523259.8A Pending CN109210858A (en) | 2017-06-30 | 2017-06-30 | Door opener for refrigerator and the refrigerator with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109210858A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296564A (en) * | 2019-06-04 | 2019-10-01 | 海信容声（扬州）冰箱有限公司 | A kind of refrigerator |
| CN112212594A (en) * | 2019-07-12 | 2021-01-12 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001317864A (en) * | 2000-04-28 | 2001-11-16 | Sanyo Electric Co Ltd | Door releasing device for refrigerator |
| JP2005098548A (en) * | 2003-09-22 | 2005-04-14 | Toshiba Corp | Refrigerator |
| CN1766500A (en) * | 2004-10-29 | 2006-05-03 | 三星电子株式会社 | Refrigerator, door opening device and door opening procedure thereof |
| CN104457111A (en) * | 2013-09-13 | 2015-03-25 | 日立空调·家用电器株式会社 | Door opener and device having same |
-
2017
- 2017-06-30 CN CN201710523259.8A patent/CN109210858A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001317864A (en) * | 2000-04-28 | 2001-11-16 | Sanyo Electric Co Ltd | Door releasing device for refrigerator |
| JP2005098548A (en) * | 2003-09-22 | 2005-04-14 | Toshiba Corp | Refrigerator |
| CN1766500A (en) * | 2004-10-29 | 2006-05-03 | 三星电子株式会社 | Refrigerator, door opening device and door opening procedure thereof |
| CN104457111A (en) * | 2013-09-13 | 2015-03-25 | 日立空调·家用电器株式会社 | Door opener and device having same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296564A (en) * | 2019-06-04 | 2019-10-01 | 海信容声（扬州）冰箱有限公司 | A kind of refrigerator |
| CN110296564B (en) * | 2019-06-04 | 2021-06-22 | 海信容声（扬州）冰箱有限公司 | A kind of refrigerator |
| CN112212594A (en) * | 2019-07-12 | 2021-01-12 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
| CN112212594B (en) * | 2019-07-12 | 2021-12-21 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |