CN108917284A - A kind of refrigerator knob assembly with encoder - Google Patents

A kind of refrigerator knob assembly with encoder Download PDF

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Publication number
CN108917284A
CN108917284A CN201810915207.XA CN201810915207A CN108917284A CN 108917284 A CN108917284 A CN 108917284A CN 201810915207 A CN201810915207 A CN 201810915207A CN 108917284 A CN108917284 A CN 108917284A
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CN
China
Prior art keywords
encoder
support base
knob
pcb board
light
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Granted
Application number
CN201810915207.XA
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Chinese (zh)
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CN108917284B (en
Inventor
胡银花
黄辉军
汤申杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changhong Meiling Co Ltd
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Changhong Meiling Co Ltd
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Priority to CN201810915207.XA priority Critical patent/CN108917284B/en
Publication of CN108917284A publication Critical patent/CN108917284A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control 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)
  • Optical Transform (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Abstract

The invention discloses a kind of refrigerator knob assemblies with encoder, are related to refrigerator part field.In the present invention:Pcb board is fixed on operation panel;Indicator light is additionally provided on operation panel;Indicator light is connect with pcb board;Support base is installed on the inside of metal knob, and encoder and light-guiding pillar are fixed on pcb board, and the component of metal knob and knob support base composition is on snapping fitted to encoder;Assembly is completed by the mutual cooperation between buckle structure.The present invention is rotated by knob by the way that knob assembly with encoder is arranged and realizes function selection, is got rid of previous refrigerator and is passed through button selection function;It is mounted by setting knob support base and metal knob by card slot, installation not play screw simply and using tool, simple and reliable for structure.

Description

A kind of refrigerator knob assembly with encoder
Technical field
The invention belongs to refrigerator part fields, more particularly to a kind of refrigerator knob assembly with encoder.
Background technique
With the development of science and technology;People's lives level is higher and higher;Refrigerator becomes in people's daily life must can not Few electric appliance;Substantially every household has refrigerator.
Currently, many function gears are operated by buttons such as display boards on refrigerator, operation sometimes is simultaneously inconvenient;It is existing A kind of refrigerator knob assembly with encoder is designed in the present invention, the function of being wanted by rotation knob, selection user, metal Knob exquisite appearance, has a fashion style, and corresponding 4 gears of user, each gear has indicator light to show, corresponding when selecting which gear Indicator light it is bright, and can be rotated both clockwise and counterclockwise, while metal knob bottom is saturating by the light on pcb board by light-guiding pillar It penetrates up, metal knob bottom is bright.
Summary of the invention
The purpose of the present invention is to provide a kind of refrigerator knob assemblies with encoder, by the way that rotation with encoder is arranged Button device is rotated by knob and realizes function selection, is got rid of previous refrigerator and is passed through button selection function;By the way that knob is arranged Support base and metal knob are mounted by card slot, and installation not play screw simply and using tool, simple and reliable for structure.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of refrigerator knob assembly with encoder, including metal knob, support base, encoder, leaded light Column and pcb board;The pcb board is fixed on operation panel;Several indicator lights are additionally provided on the operation panel;The indicator light It is connect with pcb board;The pcb board is equipped with control circuit;
The metal knob is dome dress;The medial surface of the metal knob is equipped with a card slot;The medial surface of the card slot Several recessing grooves are uniformly provided with along axial direction;The metal knob is stuck on support base;The support base week side top is equipped with one Lock boss;The support base week, side along axial direction was respectively equipped with several positive stop lug boss;The lower section of the positive stop lug boss is equipped with one Claw;The medial surface of the support base is uniformly provided with several limiting slots and several buckle fixing grooves along axial direction;The limiting slot with Buckle fixing groove is interspersed;Wherein, support base is fixed on inside metal knob by the locking boss and card slot cooperation;It is described Positive stop lug boss and recessing groove cooperate;
The support base card is on the encoder;The encoder is welded on pcb board;The encoder upper surface is equipped with one Annular protrusion;The bottom surface of the encoder is equipped with pin;All sides of the annular protrusion be uniformly provided with it is several buckle and it is several Limit ribs;The buckle is interspersed with limit ribs;Wherein, the buckle and buckle fixing groove cooperation;The limit rib Item and limiting slot cooperate;
The upper surface of the light-guiding pillar is equipped with annular stepped protrusion;The annular stepped protrusion and claw cooperate;It is described The bottom surface of the light-guiding pillar is equipped with several cylinders;The pcb board is equipped with a through hole;The cylinder is matched with through hole It closes.
Further, the support base is a ring structure;The medial surface of the support base is staggeredly equipped with several first arcs Plate and the second arc plate;The medial surface of the first arc plate is arranged in the limiting slot;The buckle fixing groove is arranged on the second arc plate;
Wherein, the cross section that the first arc plate is is "T"-shaped;The open end of the buckle fixing groove is arranged in the second arc The upper surface of plate.
Further, the pin is connect by welding manner with pcb board;The encoder is by soldering and welding in PCB On plate, the light-guiding pillar is welded on pcb board by plastic column.
Further, the cylinder, which is inserted into after the through hole on pcb board, carries out plastics welding light-guiding pillar is fixed on PCB On plate;The light transmission on pcb board is come up by light-guiding pillar, keeps metal knob bottom bright.
Further, the installation method of the knob assembly;Include the following steps:
Step 1:After positive stop lug boss above support base is directed at positioning with the recessing groove of metal knob medial surface, it will prop up Locking boss on support seat snaps fitted on metal knob in card slot;Support base is fixed on inside the lower surface of metal knob;
Step 2:By encoder through welding manner on being fixed on pcb board;Then cylinder is inserted on pcb board Plastics welding is carried out after through hole, so that encoder and light-guiding pillar are fixed on pcb board;
Step 3:The metal knob for being equipped with support base is clamped on the encoder;Wherein, the limit on the support base Limit ribs snap fit on slot and encoder, the buckle fixing groove on the support base is clamped with the buckle on encoder matches It closes;Finally by the claw on support base the shape ladder protrusion snapped fitted on light-guiding pillar medial surface;Complete installation.
The invention has the advantages that:
1, the present invention is rotated by knob by the way that knob assembly with encoder is arranged and realizes function selection, is got rid of previous Refrigerator passes through button selection function.
2, the present invention is mounted by setting knob support base and metal knob by card slot, and installation not beat spiral shell simply Tool is followed closely and uses, it is simple and reliable for structure.
3, by setting light-guiding pillar and encoder by being soldered on pcb board, knob assembles, passes through claw the present invention With rib snap fit, the freely up and down degree of knob, knob smooth rotation, convenient and simple, novel appearance when user uses are eliminated It is beautiful.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.
Fig. 1 is a kind of structural schematic diagram of refrigerator knob assembly with encoder;
Fig. 2 is the sectional view of A-A in Fig. 1;
Fig. 3 is the sectional view of B-B in Fig. 1;
Fig. 4 is the sectional view of C-C in Fig. 1;
Fig. 5 is the structural schematic diagram of metal knob;
Fig. 6 is the structural schematic diagram of support base;
Fig. 7 is the structural schematic diagram of encoder.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", "top", " in ", "inner", " four Indicating positions or the positional relationships such as week ", are merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified Component or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the present invention Limitation.
Specific embodiment one:
It please refers to shown in Fig. 1-7, the present invention is a kind of refrigerator knob assembly with encoder, including metal knob 1, branch Support seat 2, encoder 3, light-guiding pillar 4 and pcb board 5;Pcb board 5 is fixed on operation panel 7;Four fingers are additionally provided on operation panel 7 Show lamp 6;Indicator light 6 is connect with pcb board 5;Pcb board 5 is equipped with control circuit;
Metal knob 1 is dome dress;The medial surface of metal knob 1 is equipped with a card slot a;The medial surface of card slot a is along axial equal It is even to set there are four recessing groove b;Metal knob 1 is stuck on support base 2;2 weeks side tops of support base are equipped with a locking boss c;Branch It supports 2 weeks sides of seat and is respectively equipped with four positive stop lug boss d along axial direction;The lower section of positive stop lug boss d is equipped with a claw g;Support base 2 it is interior Side is uniformly provided with four limiting slot e and four buckle fixing groove f along axial direction;Limiting slot e is interspersed with buckle fixing groove f; Wherein, support base 2 is fixed on inside metal knob 1 by locking boss c and card slot a cooperation;Positive stop lug boss d and recessing groove b cooperates;
Support base 2 is stuck on encoder 3;Encoder 3 is welded on pcb board 5;3 upper surface of encoder is equipped with a convex annular Play 301;The bottom surface of encoder 3 is equipped with pin 302;All sides of annular protrusion 301 are uniformly provided with h and four limit of four buckles Rib i;Buckle h and limit ribs i is interspersed;Wherein, buckle h and buckle fixing groove f cooperation;Limit ribs i and limiting slot e Cooperation;
The upper surface of light-guiding pillar 4 is equipped with an annular stepped protrusion k;Annular stepped protrusion k and claw g cooperates;Light-guiding pillar 4 Bottom surface is set there are four cylinder j;Pcb board 5 is equipped with a through hole m;Cylinder j and through hole m cooperates.
Further, support base 2 is a ring structure;The medial surface of support base 2 is staggeredly set there are four 201 He of the first arc plate Second arc plate 202;The medial surface of the first arc plate 201 is arranged in limiting slot e;Fixing groove f is buckled to be arranged on the second arc plate 202;
Wherein, the cross section that the first arc plate 201 is is "T"-shaped;The open end for buckling fixing groove f is arranged in the second arc plate 202 upper surface.
Further, pin 302 is connect by welding manner with pcb board 5;Encoder 3 is by soldering and welding in pcb board 5 On, light-guiding pillar 4 is welded on pcb board 5 by plastic column.
Further, plastics welding is carried out after the through hole m that cylinder j is inserted on pcb board 5, and light-guiding pillar 4 is fixed on PCB On plate 5;The light transmission on pcb board 5 is come up by light-guiding pillar 4, keeps 1 bottom of metal knob bright.
Specific embodiment two:
In this implementation, a kind of installation method of refrigerator knob assembly with encoder is provided;Include the following steps:
Step 1:After the positive stop lug boss d of 2 top of support base is directed at positioning with the recessing groove b of 1 medial surface of metal knob, Locking boss c on support base 2 is snapped fitted on metal knob 1 in card slot a;Support base 2 is fixed on to the following table of metal knob 1 Inside face;
Step 2:By encoder 3 through welding manner on being fixed on pcb board 5;Then cylinder j is inserted into pcb board 5 On through hole m after carry out plastics welding, so that encoder 3 and light-guiding pillar 4 are fixed on pcb board 5;
Step 3:The metal knob 1 for being equipped with support base 2 is installed on encoder 3;Wherein, the limit on support base 2 Limit ribs i snap fit on slot e and encoder 3, the buckle h card on buckle fixing groove f and encoder 3 on support base 2 Assembly is closed;Finally by the claw g on support base 2 the shape ladder protrusion k snapped fitted on light-guiding pillar 4 medial surface;Installation is completed, Reach knob assembly and encoder, light-guiding pillar installation are firm, knob rotates smooth smoothness, and knob assembly is easy for installation simple, no Need tool.
Further, wherein encoder 3 divides continuous rotation gear, and user can directly rotate function required for knob tune, User corresponds to 4 gears, and each gear has indicator light to show, corresponding when metal knob 1 is transferred to corresponding gear by user Indicator light is bright, can be rotated both clockwise and counterclockwise.
Further, wherein metal knob 1 uses aluminum alloy material, and support base 2 is led using plastic materials such as HIPS, ABS Light beam 4 is transparent PC material.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example. Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification, It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only It is limited by claims and its full scope and equivalent.

Claims (5)

1. a kind of refrigerator knob assembly with encoder, it is characterised in that:Including metal knob (1), support base (2), coding Device (3), light-guiding pillar (4) and pcb board (5);The pcb board (5) is fixed on operation panel (7);On the operation panel (7) also Equipped with several indicator lights (6);The indicator light (6) connect with pcb board (5);The pcb board (5) is equipped with control circuit;
The metal knob (1) is dome dress;The medial surface of the metal knob (1) is equipped with a card slot (a);The card slot (a) Medial surface be uniformly provided with several recessing grooves (b) along axial direction;
The metal knob (1) is stuck on support base (2);The all side tops of the support base (2) are equipped with locking boss (c); The all sides of the support base (2) are respectively equipped with several positive stop lug boss (d) along axial direction;The lower section of the positive stop lug boss (d) is equipped with one Claw (g);The medial surface of the support base (2) is uniformly provided with several limiting slots (e) and several buckle fixing grooves (f) along axial direction; The limiting slot (e) is interspersed with buckle fixing groove (f);
Wherein, the locking boss (c) and card slot (a), which cooperate, is fixed on metal knob (1) inside for support base (2);The limit Position boss (d) and recessing groove (b) cooperate;
The support base (2) is stuck on encoder (3);The encoder (3) is welded on pcb board (5);The encoder (3) Upper surface is equipped with an annular protrusion (301);The bottom surface of the encoder (3) is equipped with pin (302);The annular protrusion (301) All sides be uniformly provided with several buckles (h) and several limit ribs (i);The buckle (h) and limit ribs (i) staggeredly divide Cloth;
Wherein, the buckle (h) and buckle fixing groove (f) cooperation;The limit ribs (i) and limiting slot (e) cooperate;
It is raised (k) that the upper surface of the light-guiding pillar (4) is equipped with an annular stepped;The annular stepped raised (k) is matched with claw (g) It closes;The bottom surface of the light-guiding pillar (4) is equipped with several cylinders (j);The pcb board (5) is equipped with a through hole (m); The cylinder (j) and through hole (m) cooperate.
2. a kind of refrigerator according to claim 1 knob assembly with encoder, which is characterized in that the support base It (2) is a ring structure;The medial surface of the support base (2) is staggeredly equipped with several first arc plates (201) and the second arc plate (202);Medial surface of limiting slot (e) setting in the first arc plate (201);The buckle fixing groove (f) is arranged in the second arc On plate (202);
Wherein, the cross section that the first arc plate (201) is is "T"-shaped;The open end setting of buckle fixing groove (f) is the The upper surface of two arc plates (202).
3. a kind of refrigerator according to claim 1 knob assembly with encoder, which is characterized in that the pin (302) it is connect by welding manner with pcb board (5).
4. a kind of refrigerator according to claim 1 knob assembly with encoder, which is characterized in that the cylinder (j) The through hole (m) being inserted on pcb board (5) carries out plastics welding afterwards and light-guiding pillar (4) is fixed on pcb board (5).
5. -4 any a kind of refrigerator knob assembly with encoder according to claim 1, which is characterized in that the rotation The installation method of button device;Include the following steps:
Step 1:Positive stop lug boss (d) above support base (2) is directed at positioning with the recessing groove (b) of metal knob (1) medial surface Afterwards, the locking boss (c) on support base (2) is snapped fitted on metal knob (1) in card slot (a);Support base (2) is fixed on gold Inside the lower surface for belonging to knob (1);
Step 2:By encoder (3) through welding manner on being fixed on pcb board (5);Then cylinder (j) is inserted into pcb board (5) through hole (m) on carries out plastics welding afterwards, so that encoder (3) and light-guiding pillar (4) are fixed on pcb board (5);
Step 3:The metal knob (1) for being equipped with support base (2) is installed on encoder (3);Wherein, the support base (2) On limiting slot (e) and limit ribs (i) snap fit on encoder (3), the buckle fixing groove on the support base (2) (f) with encoder (3) on buckle (h) snap fit;The claw (g) on support base (2) is finally being snapped fitted into light-guiding pillar (4) On shape ladder raised (k) medial surface;Complete installation.
CN201810915207.XA 2018-08-13 2018-08-13 Knob device with encoder for refrigerator Active CN108917284B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810915207.XA CN108917284B (en) 2018-08-13 2018-08-13 Knob device with encoder for refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810915207.XA CN108917284B (en) 2018-08-13 2018-08-13 Knob device with encoder for refrigerator

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CN108917284A true CN108917284A (en) 2018-11-30
CN108917284B CN108917284B (en) 2024-01-30

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070077412A (en) * 2006-01-23 2007-07-26 엘지전자 주식회사 Assembling structure of dial-nob for kim-chi type refrigerator
CN101608390A (en) * 2008-06-19 2009-12-23 海尔集团公司 Knob key structure of washer
US20100084249A1 (en) * 2008-10-07 2010-04-08 Itt Manufacturing Enterprises, Inc. Snap-on, push button, rotary magnetic encoder knob assembly
CN105276915A (en) * 2015-11-06 2016-01-27 合肥华凌股份有限公司 Rotary knob, temperature control panel comprising same and freezer
CN106449258A (en) * 2016-10-31 2017-02-22 东莞市林积为实业投资有限公司 Combination structure of encoder and switch device
CN206109767U (en) * 2016-08-30 2017-04-19 无锡小天鹅股份有限公司 Knob assembly and have its washing machine
CN206440063U (en) * 2016-12-29 2017-08-25 杜世茂 The knob and refrigerator of a kind of refrigerator
WO2017166410A1 (en) * 2016-03-30 2017-10-05 广东美的环境电器制造有限公司 Rotary encoder and household appliance having the same
CN207492663U (en) * 2017-05-16 2018-06-15 浙江绍兴苏泊尔生活电器有限公司 Knob assembly for kitchen appliance and kitchen appliance with knob assembly
CN209197296U (en) * 2018-08-13 2019-08-02 长虹美菱股份有限公司 A kind of refrigerator knob assembly with encoder

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070077412A (en) * 2006-01-23 2007-07-26 엘지전자 주식회사 Assembling structure of dial-nob for kim-chi type refrigerator
CN101608390A (en) * 2008-06-19 2009-12-23 海尔集团公司 Knob key structure of washer
US20100084249A1 (en) * 2008-10-07 2010-04-08 Itt Manufacturing Enterprises, Inc. Snap-on, push button, rotary magnetic encoder knob assembly
CN105276915A (en) * 2015-11-06 2016-01-27 合肥华凌股份有限公司 Rotary knob, temperature control panel comprising same and freezer
WO2017166410A1 (en) * 2016-03-30 2017-10-05 广东美的环境电器制造有限公司 Rotary encoder and household appliance having the same
CN206109767U (en) * 2016-08-30 2017-04-19 无锡小天鹅股份有限公司 Knob assembly and have its washing machine
CN106449258A (en) * 2016-10-31 2017-02-22 东莞市林积为实业投资有限公司 Combination structure of encoder and switch device
CN206440063U (en) * 2016-12-29 2017-08-25 杜世茂 The knob and refrigerator of a kind of refrigerator
CN207492663U (en) * 2017-05-16 2018-06-15 浙江绍兴苏泊尔生活电器有限公司 Knob assembly for kitchen appliance and kitchen appliance with knob assembly
CN209197296U (en) * 2018-08-13 2019-08-02 长虹美菱股份有限公司 A kind of refrigerator knob assembly with encoder

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