CN110686449A - Combined knob linkage structure for refrigerator and refrigerator - Google Patents
Combined knob linkage structure for refrigerator and refrigerator Download PDFInfo
- Publication number
- CN110686449A CN110686449A CN201910865753.1A CN201910865753A CN110686449A CN 110686449 A CN110686449 A CN 110686449A CN 201910865753 A CN201910865753 A CN 201910865753A CN 110686449 A CN110686449 A CN 110686449A
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- China
- Prior art keywords
- knob
- potentiometer
- refrigerator
- linkage structure
- air door
- 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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- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
-
- 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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- 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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a combined knob linkage structure for a refrigerator and the refrigerator, wherein the combined knob linkage structure comprises: the rotary shaft connecting hole is formed in the middle of the potentiometer knob, and the potentiometer knob is connected with the rotary shaft of the potentiometer through the rotary shaft connecting hole; the air door knob is provided with a sleeve position through hole in the middle, the diameter of the sleeve position through hole is larger than that of the potentiometer rotating shaft, and the air door knob is sleeved on the outer edge of the potentiometer rotating shaft through the sleeve position through hole; the air door knob is connected with a transmission mechanism, and the opening size of the air door is controlled through the transmission mechanism. The refrigerator provided by the invention adopts a combined knob linkage structure, and the combined knob linkage structure integrates the potentiometer knob and the air door knob, so that the adjustment is convenient, the structure of the refrigerator is more compact, and the occupied space is less.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a combined knob linkage structure for a refrigerator and the refrigerator.
Background
The potentiometer and the air volume adjusting mechanism are generally indispensable structures of the existing refrigerator.
The potentiometer is a resistance element with three leading-out ends and a resistance value capable of being adjusted according to a certain change rule, and generally comprises a resistor body and a movable electric brush, wherein the resistor body of the potentiometer is provided with two fixed ends, and the position of a movable contact on the resistor body is changed through a knob, so that the resistance value between the movable contact and any one of the fixed ends is changed, and the voltage and the current are changed. In a refrigerator, the position of the potentiometer knob 5 is generally as shown in fig. 1.
The air quantity adjusting mechanism can control the air quantity to realize refrigeration and regulate and control the temperature at the same time, so as to adapt to different requirements of different foods on the temperature. Generally, the air volume adjusting mechanism 400 includes a damper 420 and a damper knob 410, and the position of the damper knob 410 in the refrigerator is shown in fig. 2.
From the above, the potentiometer knob and the damper knob in the prior art are independently arranged at two positions, which results in a non-compact structure of the prior refrigerator.
It can be seen that the prior art is still in need of improvement and development.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a combined knob linkage structure for a refrigerator and a refrigerator, which aims to solve the problem of the prior art that the structure of the refrigerator is not compact due to the independent arrangement of a potentiometer knob and a damper knob at two positions.
The technical scheme of the invention is as follows:
a combination knob linkage structure for a refrigerator, comprising: the rotary shaft connecting hole is formed in the middle of the potentiometer knob, and the potentiometer knob is connected with the rotary shaft of the potentiometer through the rotary shaft connecting hole; the air door knob is provided with a sleeve position through hole in the middle, the diameter of the sleeve position through hole is larger than that of the potentiometer rotating shaft, and the air door knob is sleeved on the outer edge of the potentiometer rotating shaft through the sleeve position through hole; the air door knob is connected with a transmission mechanism, and the opening size of the air door is controlled through the transmission mechanism.
In a further preferred aspect, the transmission mechanism includes: the transmission gear is detachably connected with the air door knob; and the transmission rack is meshed with the transmission gear.
In a further preferred aspect, the transmission gear includes: the connecting part is provided with at least one connecting hole and is in threaded connection with the air door knob through the connecting hole; the first meshing portion is provided with a plurality of first meshing teeth which are arranged at intervals, and the first meshing portion is meshed with the transmission rack through the first meshing teeth.
In a further preferred aspect, the drive rack comprises: the second meshing part is provided with a plurality of second meshing teeth which are arranged at intervals, and the second meshing part is meshed with the transmission gear through the second meshing teeth; and the wind shielding part is positioned at the opening of the air door and used for changing the size of the opening of the air door when the transmission gear drives the transmission rack to move.
In a further preferred aspect, the drive rack further comprises: a sliding portion adapted with a sliding guide provided to a wall portion of the compartment housing.
In a further preferred scheme, two limiting grooves are formed in the inner wall of the compartment shell, the two limiting grooves are coaxially arranged and are in fan-shaped ring shapes, and the air door knob is connected with the transmission mechanism through the limiting grooves.
In a further preferred scheme, a connecting bulge is arranged on one side, facing the potentiometer rotating shaft, of the potentiometer knob, and the rotating shaft connecting hole is formed in the middle of the connecting bulge.
In a further preferred scheme, the connecting bulge is provided with a positioning plane on the inner wall of the connecting hole of the rotating shaft.
In a further preferred scheme, at least one fixing strip with a circular arc surface on the surface is arranged on the positioning plane, and the potentiometer knob and the potentiometer rotating shaft form interference fit through the fixing strip.
A refrigerator comprises the combined knob linkage structure for the refrigerator.
Has the advantages that: according to the combined knob linkage structure for the refrigerator, the potentiometer knob and the air door knob are integrated together, the air door knob is connected with the transmission mechanism, and the size of the opening of the air door can be controlled through the transmission mechanism, so that the structure of the refrigerator is more compact, the size of the refrigerator is reduced, and the user experience is improved.
Drawings
Fig. 1 is a schematic diagram of the position of a prior art refrigerator potentiometer knob.
Fig. 2 is a schematic structural diagram of a refrigerator air volume adjusting mechanism in the prior art.
Fig. 3 is a sectional view showing an embodiment of a combined knob linkage structure for a refrigerator according to the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic structural view of a potentiometer knob according to an embodiment of the present invention.
Fig. 6 is an assembly view illustrating an embodiment of a combined knob linkage structure for a refrigerator according to the present invention.
Fig. 7 is an exploded view of a knob part of an embodiment of a combined knob linkage structure for a refrigerator according to the present invention.
FIG. 8 is a schematic view of the damper opening of the refrigerator according to the embodiment of the present invention.
Fig. 9 is an enlarged view of a portion B in fig. 8.
FIG. 10 is a schematic view of the damper opening size of the embodiment of the combination knob linkage for a refrigerator according to the present invention.
Fig. 11 is a schematic view illustrating an inner wall structure of a compartment housing according to an embodiment of a combined knob linkage structure for a refrigerator of the present invention.
Fig. 12 is an enlarged view of a portion C in fig. 11.
Detailed Description
The invention provides a combined knob linkage structure for a refrigerator and the refrigerator, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail by referring to the attached drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 6 and 8, the present invention provides a combination type knob linkage structure for a refrigerator, which includes: a potentiometer knob and an air door knob 510 with coincident rotating axes, wherein the air door knob 510 is connected with a transmission mechanism for controlling the size of the air door 520 through the transmission mechanism. And the potentiometer knob 6 is connected with a potentiometer and used for controlling the temperature of the compartment of the refrigerator.
As a preferred embodiment of the present invention, the middle of the potentiometer knob 6 is provided with a rotating shaft connecting hole 600, as shown in fig. 3, fig. 4, fig. 5, and fig. 7, the rotating shaft connecting hole 600 is adapted to the potentiometer rotating shaft 521, that is, the potentiometer rotating shaft 521 is inserted into the rotating shaft connecting hole 600 so that the user can control the state of the potentiometer through the potentiometer knob 6, that is, the potentiometer knob 6 and the potentiometer are detachably connected to the potentiometer rotating shaft 521 through the rotating shaft connecting hole 600, and the user can control the voltage of the refrigerator to be turned off and on by rotating the potentiometer knob 6. It should be understood that the connection manner of the hole shaft is only one of the more embodiments of the present invention, and besides, the connection manner may be a threaded connection, a snap connection, etc., and the present invention is not limited in this respect.
As shown in fig. 7, a sleeve through hole is formed in the middle of the air door knob 510, and the air door knob 510 is sleeved on the outer edge of the potentiometer rotating shaft 521 through the sleeve through hole 522. In order to avoid the influence of the rotation of the potentiometer rotating shaft on the voltage switch in the rotation process of the air door knob 510, the diameter of the sleeve position through hole is larger than that of the potentiometer rotating shaft 521.
Preferably, the rotating shaft is made of stainless steel materials, so that rust is prevented from being generated when the rotating shaft is not used, and the rotating shaft is prevented from being inflexible when the rotating shaft is used.
As shown in fig. 6 and 10, further, the damper knob 510 further includes a transmission mechanism connected thereto, and the transmission mechanism reciprocates (generally, longitudinally, without excluding the case of transverse reciprocation, specifically, depending on the arrangement of the air inlet, the drawing provided by the present invention is only a schematic drawing) to control the size of the opening of the damper 520; in actual operation, the user rotates the damper knob 510, so that the transmission mechanism moves synchronously to drive the damper 520 to move, the opening of the damper 520 is controlled to be enlarged, the temperature inside the refrigerator is cooled more rapidly, and the opening of the damper 520 is reduced by rotating the knob in the opposite direction.
As shown in fig. 6, preferably, the transmission mechanism adopts a gear transmission, and includes a 600 transmission rack 700 and a transmission gear 701, and the transmission gear is detachably connected to the damper knob 510, and the 600 transmission rack 700 is engaged with the transmission gear 701, and the transmission mechanism is preferably in a gear transmission manner because the gear transmission can transmit the motion and power between any two shafts, and the transmission is stable and reliable, the efficiency is high, the service life is long, the structure is compact, the power range is wider, and the compact structure is more suitable for the design concept of the present invention, and the space is saved.
Further, a plurality of connecting holes 610 are formed in the connecting portion, and it can be understood that the number of the connecting holes 610 is two, and the connecting stability with the air door knob 510 is different according to the difference of the number of the connecting holes 610, the connecting mode is preferably a threaded connection, and the structure is simpler/the connection is reliable and the assembly and disassembly are more convenient by adopting the threaded connection.
Furthermore, the transmission gear further comprises a first meshing part, the first meshing part corresponds to the transmission rack, the first meshing part is provided with a plurality of first meshing teeth which are distributed at intervals, and the first meshing part is meshed with the transmission rack through the first meshing teeth; the first meshing teeth drive the transmission rack to rotate in the opposite direction.
Further, the transmission rack comprises a second meshing portion, the second meshing portion is provided with a plurality of second meshing teeth which are arranged at intervals, the second meshing portion is meshed with the transmission gear through the second meshing teeth, and it can be understood that the movement principle of the second meshing portion is the same as that of the first meshing portion.
Further, the driving rack further comprises a wind shielding part, and the wind shielding part is used for changing the size of the opening of the air door 520 when the driving gear drives the driving rack to move.
In a preferred embodiment, the wind blocking portion is preferably a rectangular wind blocking plate 720, the wind blocking plate 720 is disposed at a cold air inlet of a refrigerating chamber of the refrigerator, and the refrigerating chamber of the refrigerator necessarily controls one side corresponding to the moving direction of the wind blocking plate 720 when the wind blocking plate 520 is enlarged to be close to the inner wall of the refrigerator or to be disposed at the middle part of the inside of the refrigerator, so that the moving range of the wind blocking plate is not limited.
As shown in fig. 11 and 12, the driving rack further includes a sliding portion, and the sliding portion is adapted with a sliding rail, and the sliding rail is disposed on a wall portion of the compartment housing.
Furthermore, two limiting grooves 721 are formed on the inner wall of the chamber housing, the two limiting grooves 721 are coaxially arranged and are all in a sector ring shape, and the air door knob 510 is connected with the transmission mechanism through the limiting grooves 721.
In a preferred embodiment of the present invention, the inner wall of the refrigerator compartment housing is provided with two limiting grooves 721, the two limiting grooves 721 are coaxially and correspondingly arranged and are arranged at the shaft side of the air door knob 510 in a sector ring shape, a user twists the air door knob, after rotating to a certain angle, the side wall of the air door knob 510 at the side of the rotating direction is clamped with the limiting grooves 721, at this time, the air door knob 510 cannot rotate any more, that is, the air door 520 of the refrigerator is opened to the maximum or closed; twisting the damper knob 510 in the opposite direction is the same as described above, and the damper knob 510 cannot be rotated after being twisted to a certain angle, which may damage the damper knob 510 if being twisted by a strong force.
Furthermore, the connecting bulge is provided with a positioning plane on the inner wall of the rotating shaft connecting hole, at least one fixing strip with a circular arc surface on the surface is arranged on the positioning plane, and the potentiometer knob 6 is in interference fit with the potentiometer rotating shaft through the fixing strip.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. A combined knob linkage structure for a refrigerator, comprising:
the rotary shaft connecting hole is formed in the middle of the potentiometer knob, and the potentiometer knob is connected with the rotary shaft of the potentiometer through the rotary shaft connecting hole;
the air door knob is provided with a sleeve position through hole in the middle, the diameter of the sleeve position through hole is larger than that of the potentiometer rotating shaft, and the air door knob is sleeved on the outer edge of the potentiometer rotating shaft through the sleeve position through hole;
the air door knob is connected with a transmission mechanism, and the opening size of the air door is controlled through the transmission mechanism.
2. The combination knob linkage structure for a refrigerator according to claim 1, wherein the transmission mechanism comprises:
the transmission gear is detachably connected with the air door knob;
and the transmission rack is meshed with the transmission gear.
3. The combination knob linkage structure for a refrigerator according to claim 2, wherein the transmission gear comprises:
the connecting part is provided with at least one connecting hole and is in threaded connection with the air door knob through the connecting hole;
the first meshing portion is provided with a plurality of first meshing teeth which are arranged at intervals, and the first meshing portion is meshed with the transmission rack through the first meshing teeth.
4. The knob linkage structure for a refrigerator according to claim 2, wherein the driving rack comprises:
the second meshing part is provided with a plurality of second meshing teeth which are arranged at intervals, and the second meshing part is meshed with the transmission gear through the second meshing teeth;
and the wind shielding part is positioned at the opening of the air door and used for changing the size of the opening of the air door when the transmission gear drives the transmission rack to move.
5. The combination knob linkage structure for a refrigerator according to claim 4, wherein the driving rack further comprises: a sliding portion adapted with a sliding guide provided to a wall portion of the compartment housing.
6. The combined knob linkage structure for a refrigerator according to claim 1, wherein two limiting grooves are formed in an inner wall of the compartment case, the two limiting grooves are coaxially arranged and are in a fan-shaped ring shape, and the damper knob is connected to the transmission mechanism through the limiting grooves.
7. The combined knob linkage structure for a refrigerator according to claim 1, wherein a connection protrusion is provided at one side of the potentiometer knob facing the rotary shaft of the potentiometer, and the rotary shaft connection hole is opened at a middle portion of the connection protrusion.
8. The combination knob linkage structure for a refrigerator according to claim 7, wherein the coupling protrusion is provided with a positioning plane on an inner wall at the coupling hole of the rotary shaft.
9. The combined knob linkage structure for the refrigerator according to claim 8, wherein at least one fixing strip having a circular arc surface is disposed on the positioning plane, and the potentiometer knob is in interference fit with the potentiometer rotating shaft through the fixing strip.
10. A refrigerator, characterized in that the refrigerator comprises the combination knob linkage structure for a refrigerator according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910865753.1A CN110686449A (en) | 2019-09-12 | 2019-09-12 | Combined knob linkage structure for refrigerator and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910865753.1A CN110686449A (en) | 2019-09-12 | 2019-09-12 | Combined knob linkage structure for refrigerator and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110686449A true CN110686449A (en) | 2020-01-14 |
Family
ID=69109074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910865753.1A Pending CN110686449A (en) | 2019-09-12 | 2019-09-12 | Combined knob linkage structure for refrigerator and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110686449A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131027A1 (en) * | 2022-01-10 | 2023-07-13 | 青岛海尔电冰箱有限公司 | Air duct assembly for refrigerator and refrigerator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435036A (en) * | 2011-09-14 | 2012-05-02 | 合肥美的荣事达电冰箱有限公司 | Air-cooled refrigerator |
| CN203501604U (en) * | 2013-08-23 | 2014-03-26 | 合肥华凌股份有限公司 | Air duct assembly for refrigerator and refrigerator with same |
| CN104792093A (en) * | 2014-01-21 | 2015-07-22 | 合肥华凌股份有限公司 | Air channel component for refrigerator and refrigerator with air channel component |
| CN205938088U (en) * | 2016-08-30 | 2017-02-08 | 陈非 | Control handle |
| CN107776360A (en) * | 2016-08-31 | 2018-03-09 | 十堰天涯汽车科技有限公司 | Electric automobile air conditioner energy-saving controller |
| CN207922661U (en) * | 2017-12-13 | 2018-09-28 | 青岛海尔股份有限公司 | a kind of refrigerator |
| CN109237859A (en) * | 2018-09-25 | 2019-01-18 | 长虹美菱股份有限公司 | A kind of novel adjustable air door mechanism |
-
2019
- 2019-09-12 CN CN201910865753.1A patent/CN110686449A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435036A (en) * | 2011-09-14 | 2012-05-02 | 合肥美的荣事达电冰箱有限公司 | Air-cooled refrigerator |
| CN203501604U (en) * | 2013-08-23 | 2014-03-26 | 合肥华凌股份有限公司 | Air duct assembly for refrigerator and refrigerator with same |
| CN104792093A (en) * | 2014-01-21 | 2015-07-22 | 合肥华凌股份有限公司 | Air channel component for refrigerator and refrigerator with air channel component |
| CN205938088U (en) * | 2016-08-30 | 2017-02-08 | 陈非 | Control handle |
| CN107776360A (en) * | 2016-08-31 | 2018-03-09 | 十堰天涯汽车科技有限公司 | Electric automobile air conditioner energy-saving controller |
| CN207922661U (en) * | 2017-12-13 | 2018-09-28 | 青岛海尔股份有限公司 | a kind of refrigerator |
| CN109237859A (en) * | 2018-09-25 | 2019-01-18 | 长虹美菱股份有限公司 | A kind of novel adjustable air door mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131027A1 (en) * | 2022-01-10 | 2023-07-13 | 青岛海尔电冰箱有限公司 | Air duct assembly for refrigerator and refrigerator |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200114 |
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| RJ01 | Rejection of invention patent application after publication |