CN102001250A - Evolute elevator mechanism - Google Patents
Evolute elevator mechanism Download PDFInfo
- Publication number
- CN102001250A CN102001250A CN 201010539404 CN201010539404A CN102001250A CN 102001250 A CN102001250 A CN 102001250A CN 201010539404 CN201010539404 CN 201010539404 CN 201010539404 A CN201010539404 A CN 201010539404A CN 102001250 A CN102001250 A CN 102001250A
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- China
- Prior art keywords
- pulley
- tension spring
- half sheet
- heart
- band iron
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Abstract
The invention discloses an evolute elevator mechanism comprising a base frame, an involute frame, a pulley part, and a tension spring, which is characterized in that: the base frame comprises a flat iron, a stub axle, a plurality of punching holes, a backing, and tension spring hooks, wherein the stub axle is fixed on the flat iron, the punching holes are punched on the flat iron, and the backing and the tension spring hooks are fixed on the flat iron; the involute frame comprises a heart-shaped half piece, an axle sleeve, a limit piece, and a tension spring regulator, wherein the axle sleeve is fixed at one corner of the heart-shaped half piece, the limit piece and the tension spring regulator are fixedly connected on the heart-shaped half piece, the axle sleeve can be rotationally sheathed with the stub axle, the limit piece can serve as a back piece of the backing and limit the pulley part, and springs are connected with the tension spring regulator and the tension spring hooks; and the pulley part comprises a base piece, a plurality of small punching holes, a dead axle, and a pulley, wherein the small punching holes are punched on the base piece, the base piece is fixed on the dead axle, the pulley is arranged on the dead axle, the groove of the pulley is embedded in the edge of the heart-shaped half piece, and the base piece are fixed with the blackboard by utilizing the small punching holes. The evolute elevator mechanism has the advantages of low cost, good performance, and good safety.
Description
Technical field
The present invention relates to a kind of elevating mechanism, the elevating mechanism that uses on particularly a kind of blackboard movable up and down.
Technical background
Employed in the market blackboard movable up and down, two kinds of elevating mechanisms of general employing, a kind of is to adopt balancing weight, promptly adopt iron block or cement block with usefulness such as blackboard weight, cooperate the elevating mechanism that is combined into steel wire rope and pulley, another kind be the design people formerly patent do not have balancing weight blackboard movable up and down (ZL012461520), be to adopt the lever that is rotatably connected on the diagonal form ledge, the pulley of lever one end cooperates with lifting supporting rail on the blackboard, and the other end of lever is stressed in spring.
Summary of the invention
Purpose of the present invention is that a kind of principle of utilizing involute will be provided, and allows the elevating mechanism cost of blackboard movable up and down more save, the evolute elevating mechanism that weight is lighter.The object of the present invention is achieved like this: the evolute elevating mechanism comprises pedestal, the involute frame, pulley spare and extension spring, it is characterized in that, pedestal comprises band iron, minor axis, punching, backer and tension spring hook, fixing minor axis on the band iron, and towards several punchings are arranged, also be fixed with backer and tension spring hook on the band iron, the involute frame comprises heart half sheet, pipe spreader, banking stop and extension spring adjuster, one jiao at heart half sheet is fixed with pipe spreader, also be fixedly connected with banking stop and extension spring adjuster on heart half sheet, the rotatable minor axis that is socketed on of pipe spreader, banking stop can be used as backer's the sheet that leans on, and also can be used as the spacing of pulley spare, and spring is connected in extension spring adjuster and tension spring hook, pulley spare comprises egative film, little punching, dead axle and pulley, the egative film upper punch has several little punchings, and egative film is dead axle fixedly, and pulley is installed on the dead axle, the groove of pulley is embedded in the edge of heart half sheet, and egative film utilizes little punching and blackboard to fix.
The invention has the beneficial effects as follows: utilize the principle of involute, allow heart half sheet cooperate with pulley, add tension spring tension, make the performance of elevating mechanism better, cost is lower, and weight is lighter, security is better.
Description of drawings
Fig. 1 is an organigram of the present invention.
Fig. 2 rises to the highest order schematic diagram for the present invention.
Fig. 3 drops to the lowest order schematic diagram for the present invention.
Among the figure: 11---pedestal, 12---the involute frame, 13---pulley spare, 14---extension spring, 2---blackboard, 3---the assembly pulley runway; Wherein pedestal 11 also comprises: 111---band iron, and 112---minor axis, 113---punching, 114---the backer, 115---tension spring hook; Involute frame 12 also comprises: 121---heart half sheet, and 122---pipe spreader, 123---banking stop, 124---adjustable pipe, 125---regulate ear, 126---keeper, 127---regulate bolt; Pulley spare 13 also comprises: 131---egative film, and 132---little punching, 133---dead axle, 134---pulley.
The specific embodiment
According to Fig. 1, Fig. 2, Fig. 3, described evolute elevating mechanism comprises pedestal 11, involute frame 12, pulley spare 13 and extension spring 14.
Described pedestal 11, comprise band iron 111, minor axis 112, punching 113, backer 114 and tension spring hook 115, one of described band iron 111 is fixedly connected with described minor axis 112, also dash on the described band iron 111 several described punchings 113 are arranged, described punching 113 is by bolt and plastic expansion pipe described pedestal 11 to be fixed on the wall, also fixedly connected described backer 114 and described tension spring hook 115 on the described band iron 111, an end of described band iron 111 also is connected with described assembly pulley runway 3.
Described involute frame 12, comprise heart half sheet 121, pipe spreader 122, banking stop 123, adjustable pipe 124, regulate ear 125, keeper 126 and adjusting bolt 127, described heart half sheet 121 is heart half sheets that are welded into the band iron bending, the inferior horn of described heart half sheet 121 is fixedly connected with described pipe spreader 122, described axle sleeve 122 be used for described pedestal 11 on described minor axis 112 be rotatably connected, also fixedly connected described banking stop 123 and described adjustable pipe 124 on described heart half sheet 121, described banking stop 123 is when blackboard 2 rises to highest point, with described backer 114 closings on the described pedestal 11, continue to rotate to limit described heart half sheet 121 to described extension spring 14 directions, described banking stop 123 is when blackboard 2 is reduced to lowest part, with pulley 134 closings on the described pulley spare 13, on the described adjustable pipe 124 open slot is arranged, slidably be connected with described adjusting ear 125 in the open slot, described adjusting ear 125 is that an iron plate facade strikes out the shape that accounts for a few horizontal stroke on the prefix, and in its mouth, weld a nut, be screwed with described adjusting bolt 127 in the described adjusting ear 125, described adjusting bolt 127 is that an of screw rod fixes a tubule and a nut forms, described keeper 126 is rotatably connected between one tubule of described adjusting bolt 127 and the nut, described keeper 126 is that an iron plate strikes out a flute profile, two holes respectively are with on the both sides of groove, described keeper 126 is inconjunction with described adjusting bolt 127 and penetrates in the described adjustable pipe 124, fix with bolt or rivet again, with described adjustable pipe 124, described adjusting ear 125, described keeper 126 and described adjusting bolt 127 have synthesized an extension spring adjuster.
A described tension spring hook 115 that connects described pedestal 11 of described extension spring 14, the other end of described extension spring 14 connects the described adjusting ear on the described involute frame 12 by bolt, nuts and washers.
Described pulley spare 13, comprise egative film 131, little punching 132, dead axle 133 and pulley 134, described egative film 131 upper punches have several described little punchings 132, described little punching 132 is used for and axle core rivet cooperates, the back side of described pulley spare 13 and blackboard 2 is fixed, described dead axle 133 is fixedly connected on the described egative film 131, described pulley 134 is installed on the described dead axle 133, described pulley 134 is that wheel is along trough of belt, the plastic pulley that middle tape spool holds, described pulley 134 be embedded in the edge of described heart half sheet 121 along groove, allow described pulley spare 13 along with the liter of blackboard 2 or fall, described involute frame 12 will rotating certain angle.
Claims (5)
1. evolute elevating mechanism: comprise pedestal, the involute frame, pulley spare and extension spring, it is characterized in that, pedestal comprises band iron, minor axis, punching, backer and tension spring hook, fixing minor axis on the band iron, and towards several punchings are arranged, also be fixed with backer and tension spring hook on the band iron, the involute frame comprises heart half sheet, pipe spreader, banking stop and extension spring adjuster, one jiao at heart half sheet is fixed with pipe spreader, also be fixedly connected with banking stop and extension spring adjuster on heart half sheet, the rotatable minor axis that is socketed on of pipe spreader, banking stop can be used as backer's the sheet that leans on, and also can be used as the spacing of pulley spare, and spring is connected in extension spring adjuster and tension spring hook, pulley spare comprises egative film, little punching, dead axle and pulley, the egative film upper punch has several little punchings, and egative film is dead axle fixedly, and pulley is installed on the dead axle, the groove of pulley is embedded in the edge of heart half sheet, and egative film utilizes little punching and blackboard to fix.
2. evolute elevating mechanism according to claim 1, it is characterized in that: described pedestal, comprise band iron, minor axis, punching, backer and tension spring hook, one of described band iron is fixedly connected with described minor axis, also dash on the described band iron several described punchings are arranged, described punching is by bolt and plastic expansion pipe described pedestal to be fixed on the wall, also fixedly connected described backer and described tension spring hook on the described band iron, an end of described band iron also are connected with described assembly pulley runway.
3. evolute elevating mechanism according to claim 1, it is characterized in that: described involute frame, comprise heart half sheet, pipe spreader, banking stop, adjustable pipe, regulate ear, keeper and adjusting bolt, described heart half sheet is heart half sheet that is welded into the band iron bending, the inferior horn of described heart half sheet is fixedly connected with described pipe spreader, described axle sleeve be used for described pedestal on described minor axis be rotatably connected, also fixedly connected described banking stop and described adjustable pipe on described heart half sheet, described banking stop is when blackboard rises to highest point, with the described backer's closing on the described pedestal, continue to rotate to limit described heart half sheet to described extension spring direction, described banking stop is when blackboard is reduced to lowest part, with the pulley closing on the described pulley spare, on the described adjustable pipe open slot is arranged, slidably be connected with described adjusting ear in the open slot, described adjusting ear is that an iron plate facade strikes out the shape that accounts for a few horizontal stroke on the prefix, and in its mouth, weld a nut, be screwed with described adjusting bolt in the described adjusting ear, described adjusting bolt is that an of screw rod fixes a tubule and a nut forms, described keeper is rotatably connected between one tubule of described adjusting bolt and the nut, described keeper is that an iron plate strikes out a flute profile, two holes respectively are with on the both sides of groove, described keeper is inconjunction with described adjusting bolt and penetrates in the described adjustable pipe, fix with bolt or rivet again, with described adjustable pipe, described adjusting ear, described keeper and described adjusting bolt have synthesized an extension spring adjuster.
4. evolute elevating mechanism according to claim 1 is characterized in that: a described tension spring hook that connects described pedestal of described extension spring, the other end of described extension spring connects the described adjusting ear on the described involute frame by bolt, nuts and washers.
5. evolute elevating mechanism according to claim 1, it is characterized in that: described pulley spare, comprise egative film, little punching, dead axle and pulley, described egative film upper punch has several described little punchings, described little punching is used for and axle core rivet cooperates, the back side of described pulley spare and blackboard is fixed, described dead axle is fixedly connected on the described egative film, described pulley is installed on the described dead axle, described pulley be wheel along trough of belt, the plastic pulley that middle tape spool holds, described pulley be embedded in the edge of described heart half sheet along groove, allow described pulley spare along with the liter of blackboard or fall, described involute frame will rotating certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010539404 CN102001250B (en) | 2010-11-11 | 2010-11-11 | Evolute elevator mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010539404 CN102001250B (en) | 2010-11-11 | 2010-11-11 | Evolute elevator mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102001250A true CN102001250A (en) | 2011-04-06 |
| CN102001250B CN102001250B (en) | 2013-05-01 |
Family
ID=43809063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010539404 Expired - Fee Related CN102001250B (en) | 2010-11-11 | 2010-11-11 | Evolute elevator mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102001250B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861410A (en) * | 2012-10-24 | 2013-01-09 | 太仓市车中宝休闲用品有限公司 | Riding fitness combiner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165003Y (en) * | 1993-09-30 | 1994-05-18 | 马先元 | Rise-and-fall blackboard |
| JP2007331365A (en) * | 2006-06-19 | 2007-12-27 | Vox:Kk | Blackboard lifting device |
| CN201872466U (en) * | 2010-11-11 | 2011-06-22 | 太仓市车中宝休闲用品有限公司 | Evolute lifting mechanism |
-
2010
- 2010-11-11 CN CN 201010539404 patent/CN102001250B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165003Y (en) * | 1993-09-30 | 1994-05-18 | 马先元 | Rise-and-fall blackboard |
| JP2007331365A (en) * | 2006-06-19 | 2007-12-27 | Vox:Kk | Blackboard lifting device |
| CN201872466U (en) * | 2010-11-11 | 2011-06-22 | 太仓市车中宝休闲用品有限公司 | Evolute lifting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861410A (en) * | 2012-10-24 | 2013-01-09 | 太仓市车中宝休闲用品有限公司 | Riding fitness combiner |
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| Publication number | Publication date |
|---|---|
| CN102001250B (en) | 2013-05-01 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170620 Address after: 730700 Gansu province Baiyin County boss Ma Bao Village shizhaizi Zhen Ping Club No. 50 Patentee after: Yang Jincheng Address before: 215421 Jiangsu city of Suzhou province Taicang city Shaxi Songnan Industrial Park Co-patentee before: Pang Mingfang Patentee before: Taicang Chezhongbao Leisure Articles Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CP02 | Change in the address of a patent holder |
Address after: 266724 Liu Jia Zhuang village, Mingcun Town, Pingdu City, Qingdao, Shandong Patentee after: Yang Jincheng Address before: 730700 Gansu province Baiyin County boss Ma Bao Village shizhaizi Zhen Ping Club No. 50 Patentee before: Yang Jincheng |
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| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20171111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |