CN103983078A - Rack capable of going up and down - Google Patents
Rack capable of going up and down Download PDFInfo
- Publication number
- CN103983078A CN103983078A CN201410248216.XA CN201410248216A CN103983078A CN 103983078 A CN103983078 A CN 103983078A CN 201410248216 A CN201410248216 A CN 201410248216A CN 103983078 A CN103983078 A CN 103983078A
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- drive
- turbine
- flat frame
- rack
- rack according
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Abstract
A rack capable of going up and down is characterized by comprising four worms, a flat frame, four worm gears, a manual rotary knob and a flexible piece. The four worms are vertically arranged. The four worm gears are provided with transmission wheels, are mounted on the flat frame respectively and rotatably, and are matched with the four worms. The manual rotary knob is provided with a transmission wheel. The flexible piece is an annular piece and connects the transmission wheel of the manual rotary knob with the transmission wheels of the worm gears to form a flexible transmission mechanism. The transmission wheel of the manual rotary knob guides the worm gears to rotate and move through the flexible piece so that the worm gears can go up and down along the worms and drive the flat frame to go up and down.
Description
Technical field
The present invention relates to a kind of Liftable rack, relate in particular to the Liftable rack that improves refrigerator ease of use.
Background technology
At present, refrigerator keeps the product of constant low temperature cold conditions to be used widely as a kind of food or other article of making.But the position of current refrigerator rack utilizes case courage courage muscle location, the adjustability of rack position is to realize on the courage muscle in diverse location by rack being placed on refrigerator courage.Realize the adjustability of rack position and need on case courage, sucking-off arrange courage muscle more.And courage muscle is arranged in sucking-off more, first can reduce the dischargeable capacity of refrigerator; Secondly,, in the time of foam box, need to increase at courage muscle place steam vent.On the other hand, refrigerator in use, when user regulates the position of rack, needs first food to be lifted down from rack, and then rack is taken out and is placed on the courage muscle of other positions.On general rack, all can be placed with food, so the mode of the position of traditional adjusting rack operates extremely inconvenience concerning user.
Summary of the invention
The convenience that regulates rack position operation in order to improve user in refrigerator use procedure, this practicality provides a kind of Liftable rack.Described Liftable rack does not need by refrigerator courage courage muscle location, thereby simplifies the requirement to refrigerator courage, has increased the dischargeable capacity of refrigerator.
Liftable rack provided by the present invention, comprising:
Four worm screws, are vertically oriented;
A flat frame;
Four turbines, described turbine has drive, and described turbine is rotatably mounted to respectively described flat frame, and coordinates with four worm screws;
A manual knob, described knob has drive; And
Flexible element, is annular element, connects the drive of described manual knob and the drive of described turbine, forms flexible gear;
By left rotation and right rotation manual knob, drive flexible element rotation, flexible element drives the drive rotation on the turbine being arranged on flat frame, and four turbines are followed run-in synchronism, and turbine moves up and down on described worm screw, rises or declines thereby realized rack.
The invention has the beneficial effects as follows in the time not taking off the food being placed on rack, can regulate as required easily the position that raises or reduce rack.
Brief description of the drawings
Advantages and features of the invention can become apparent by the following embodiment describing with reference to the accompanying drawings, in the accompanying drawings:
Fig. 1 shows according to the schematic diagram of Liftable rack of the present invention preferred embodiment;
Fig. 2 is the explosive view of the Liftable rack of Fig. 1, shows a manual knob, a turbine, a regulating wheel, two worm screws.
Detailed description of the invention
Liftable rack provided by the present invention, wherein four worm screws are vertically oriented, and from vertical direction, the line at the center of four worm screws forms a rectangle.Flat frame both can be for the part (such as turbine, rotary knob etc.) of fixing described Liftable rack, again can holding articles.The size of flat frame depends on the volume of refrigerator courage, and does not affect rack rising or decline.Four turbines are rotatably fixed on flat frame, and from vertical direction, the line of four pivots forms rectangle.The distance of its pivot anomaly frame edge equates and is less than the maximum radius of turbine, to ensure that the edge that is arranged on the turbine on flat frame exceeds flat frame edge same distance, each turbine and corresponding worm engaging, four contact positions of four turbines and four worm screws in same level plane, thereby form the horizontal worm gear drive mechanism that supports flat frame.The upper end of each turbine has drive, and annular flexible part tightly, on the drive of four turbines, forms flexible gear with the drive of turbine, for transferring rotational motion.A manual knob with drive is arranged on flat frame, by the drive on it by power transmission to flexible element.By left rotation and right rotation manual knob, drive flexible element rotation, flexible element drives the drive rotation on the turbine being arranged on flat frame, and the turbine of four is followed run-in synchronism, and turbine moves up and down on described worm screw, rises or declines thereby realized rack.
According to one embodiment of present invention, flexible element can be Friction Type Belt, and the drive of turbine upper end can be friction-type drive, and Friction Type Belt can form Friction Type Belt Drive mechanism with friction-type drive.In this embodiment, the drive that manual knob has is friction-type drive.
According to one embodiment of present invention, flexible element can be odontoid belt, and the drive of turbine upper end can be travelling gear, and odontoid belt can form engagement type tape handler with travelling gear.In this embodiment, the drive that manual knob has is travelling gear.
According to one embodiment of present invention, flexible element can be transfer chain, and the drive of turbine upper end can be travelling gear, and transfer chain can form chain-drive mechanism with travelling gear.In this embodiment, the drive that manual knob has is travelling gear.
According to one embodiment of present invention, flexible element can be to transmit rope, and the drive of turbine upper end can be friction-type drive, transmits rope and can form rope transmission mechanism with described friction-type drive.In this embodiment, the drive that manual knob has is friction-type drive.
According to a preferred embodiment of the invention, the drive integral molded plastic moulding of turbine and turbine.
According to a preferred embodiment of the invention, Liftable rack also comprises two regulating wheels that are fixedly mounted on flat frame, skids to prevent that described flexible element is lax.
According to a preferred embodiment of the invention, the manual knob of Liftable rack is arranged on the front bottom end of rack.
According to a preferred embodiment of the invention, described four turbines are arranged on respectively on four angles of flat frame.
Fig. 1 shows according to Liftable rack of the present invention preferred embodiment, as shown in Figure 1, four worm screws 1 are vertically oriented respectively and are fixedly mounted on two relative sidewalls of refrigerator courage, on each sidewall, be fixed with two worm screws 1, from vertical direction, the line at the center of four worm screws 1 forms a rectangle.On four angles of flat frame 2, four turbines 3 are installed, turbine 3 upper ends have travelling gear 4 (seeing Fig. 2), travelling gear 4 and turbine 3 integral molded plastic moulding, four turbines 3 are rotatably installed in respectively on flat frame 2, the line of the pivot of four turbines 3 forms rectangle, the length at edge that the outer rim of four turbines 3 exceeds flat frame 2 is identical, and four turbines 3 engage collocation with four worm screws 1 respectively, thereby forms the horizontal worm gear drive mechanism that supports flat frame 2.Odontoid belt 5 forms engagement type tape handler with the travelling gear 4 on turbine 3, with to turbine 3 transferring rotational motion.Manual knob 6 is arranged on the front bottom end of flat frame.Two regulating wheels 7 are arranged on flat frame 2, skid to prevent that odontoid belt 5 is lax.
Need to adjust rack position time, drive odontoid belt 5 to rotate by left rotation and right rotation manual knob 6, travelling gear 4 on the turbine 3 that odontoid belt 5 drives on four angles that are arranged on flat frame 2 rotates, four turbine 3 and then run-in synchronisms, four turbines 3 move up and down on the fixing worm screw 1 of refrigerator courage both sides, rise or decline thereby realized rack.
Those skilled in the art will understand, not depart under the prerequisite of basic principle of the present invention, can make many changes to the details of above-mentioned embodiment.Therefore, scope of the present invention should only be determined by following claim.
Claims (7)
1. a Liftable rack, is characterized in that, comprising:
Four worm screws, are vertically oriented;
A flat frame;
Four turbines, described turbine has drive, and described turbine is rotatably mounted to respectively described flat frame, and coordinates with four worm screws;
A manual knob, described knob has drive; And
Flexible element, is annular element, connects the drive of described manual knob and the drive of described turbine, forms flexible gear;
Wherein, the drive of described manual knob by described flexible element, guides described turbine to rotatablely move, so that described turbine is along described worm screw lifting, and drives flat frame lifting.
2. Liftable rack according to claim 1, the described flexible gear that the drive of wherein said flexible element and described turbine forms is to be selected from following transmission mechanism: Friction Type Belt Drive mechanism, engagement type tape handler, chain-drive mechanism, rope transmission mechanism.
3. Liftable rack according to claim 1 and 2, the drive integral molded plastic moulding of wherein said turbine and described turbine.
4. Liftable rack according to claim 1 and 2, wherein said rack also comprises two regulating wheels.
5. Liftable rack according to claim 1 and 2, wherein said manual knob is arranged on the front bottom end of described rack.
6. Liftable rack according to claim 1 and 2, wherein said four turbines are arranged on respectively on four angles of described flat frame.
7. Liftable rack according to claim 1 and 2, wherein from vertical direction, the line at the center of described four worm screws forms a rectangle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410248216.XA CN103983078A (en) | 2014-06-05 | 2014-06-05 | Rack capable of going up and down |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410248216.XA CN103983078A (en) | 2014-06-05 | 2014-06-05 | Rack capable of going up and down |
Publications (1)
Publication Number | Publication Date |
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CN103983078A true CN103983078A (en) | 2014-08-13 |
Family
ID=51275145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410248216.XA Pending CN103983078A (en) | 2014-06-05 | 2014-06-05 | Rack capable of going up and down |
Country Status (1)
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CN (1) | CN103983078A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020018052A3 (en) * | 2018-07-13 | 2020-03-26 | Arcelik Anonim Sirketi | Shelf height adjustment mechanism |
CN111623577A (en) * | 2020-06-08 | 2020-09-04 | 重庆医药高等专科学校 | Special fridge of bacterin |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1319754A (en) * | 2000-03-27 | 2001-10-31 | 三菱电机株式会社 | Refrigerator |
CN1345565A (en) * | 2000-09-28 | 2002-04-24 | 日发贩卖株式会社 | Height adjustable platform frame |
CN1987309A (en) * | 2005-12-23 | 2007-06-27 | 海尔集团公司 | Freezing shelf capable of taking out for refrigerator |
WO2008062965A1 (en) * | 2006-11-20 | 2008-05-29 | Lg Electronics Inc. | Elevation adjustment apparatus for shelf in refrigerator |
CN101688750A (en) * | 2007-06-25 | 2010-03-31 | Bsh博世和西门子家用器具有限公司 | Refrigeration device |
US20100176704A1 (en) * | 2009-01-15 | 2010-07-15 | Kim Seong Wook | Refrigerator |
CN203964537U (en) * | 2014-06-05 | 2014-11-26 | 合肥美的电冰箱有限公司 | A kind of Liftable rack |
-
2014
- 2014-06-05 CN CN201410248216.XA patent/CN103983078A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1319754A (en) * | 2000-03-27 | 2001-10-31 | 三菱电机株式会社 | Refrigerator |
CN1345565A (en) * | 2000-09-28 | 2002-04-24 | 日发贩卖株式会社 | Height adjustable platform frame |
CN1987309A (en) * | 2005-12-23 | 2007-06-27 | 海尔集团公司 | Freezing shelf capable of taking out for refrigerator |
WO2008062965A1 (en) * | 2006-11-20 | 2008-05-29 | Lg Electronics Inc. | Elevation adjustment apparatus for shelf in refrigerator |
CN101688750A (en) * | 2007-06-25 | 2010-03-31 | Bsh博世和西门子家用器具有限公司 | Refrigeration device |
US20100176704A1 (en) * | 2009-01-15 | 2010-07-15 | Kim Seong Wook | Refrigerator |
CN203964537U (en) * | 2014-06-05 | 2014-11-26 | 合肥美的电冰箱有限公司 | A kind of Liftable rack |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020018052A3 (en) * | 2018-07-13 | 2020-03-26 | Arcelik Anonim Sirketi | Shelf height adjustment mechanism |
CN111623577A (en) * | 2020-06-08 | 2020-09-04 | 重庆医药高等专科学校 | Special fridge of bacterin |
CN111623577B (en) * | 2020-06-08 | 2021-08-03 | 重庆医药高等专科学校 | Special fridge of bacterin |
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Application publication date: 20140813 |