JPS63177598U

JPS63177598U -

Info

Publication number: JPS63177598U
Application number: JP6817087U
Authority: JP
Priority date: 1987-05-07
Filing date: 1987-05-07
Publication date: 1988-11-17
Anticipated expiration: 2002-05-07
Also published as: JPH0545758Y2

Description

[Brief explanation of the drawing]

第１図は本考案のブラインドの昇降開閉装置の
一実施例を示す断面図、第２図は該ブラインドの
昇降開閉装置の一実施例を示す側面図、第３図は
本考案のブラインドの昇降開閉装置の開閉ユニツ
トの一実施例を示す断面図、第４ａ図および第４
ｂ図は第１図のＣ―Ｃ断面図、第５図は本考案の
ブラインドの昇降開閉装置の駆動ユニツトの一実
施例を示す断面図、第６図は従来のブラインドの
昇降開閉装置の開閉ユニツトを示す断面図、第７
ａ図および第７ｂ図は第６図のＤ―Ｄ断面図、第
８図は従来のブラインドの昇降開閉装置の駆動ユ
ニツトを示す上面図、第９図は該駆動ユニツトの
断面図である。１…枠体、２…上枠、３…下枠、４…竪枠、５
…溝、６…スラツト、７，７′…連結レバー、８
…移動体、９…リンク、１０…主軸、１１，１２
…ブラケツト、１３，１４…軸受、１５，１６…
円板、１７，１８…軸受、１９…ストツパー、２
０，２１…緊張材、２２，２３…スプロケツト、
２４…チエーン、２５…コイルスプリング、２６
…スプリングガイド、２７…ストツパーボルト、
２８…ストツパー、２９…突起、３０…モーター
軸、３１…太陽歯車、３２…遊星歯車、３３…駆
動軸、３４…キヤリア、３５，３６…歯車、３７
…内歯太陽歯車、３８…ウオームホイル、３９…
手動操作軸、４０…ウオームギアー、Ａ…開閉ユ
ニツト、Ｂ…駆動ユニツト、Ｍ…モーター。 Fig. 1 is a sectional view showing an embodiment of the blind lifting/closing device of the present invention, Fig. 2 is a side view showing an embodiment of the blind lifting/closing device of the present invention, and Fig. 3 is a sectional view showing an embodiment of the blind lifting/closing device of the present invention. Cross-sectional views showing one embodiment of the opening/closing unit of the opening/closing device, Figures 4a and 4
Figure b is a sectional view taken along the line CC in Figure 1, Figure 5 is a sectional view showing an embodiment of the drive unit of the blind lifting/closing device of the present invention, and Figure 6 is the opening/closing diagram of the conventional blind lifting/closing device. Sectional view showing the unit, No. 7
Figures a and 7b are sectional views taken along the line DD in Figure 6, Figure 8 is a top view showing a drive unit of a conventional blind lifting/closing device, and Figure 9 is a sectional view of the drive unit. 1...Frame body, 2...Upper frame, 3...Lower frame, 4...Vertical frame, 5
...Groove, 6...Slat, 7,7'...Connection lever, 8
... Moving body, 9... Link, 10... Main axis, 11, 12
...Bracket, 13,14...Bearing, 15,16...
Disc, 17, 18...Bearing, 19...Stopper, 2
0, 21... tension material, 22, 23... sprocket,
24...Chain, 25...Coil spring, 26
...Spring guide, 27...Stopper bolt,
28...Stopper, 29...Protrusion, 30...Motor shaft, 31...Sun gear, 32...Planetary gear, 33...Drive shaft, 34...Carrier, 35, 36...Gear, 37
...Internal sun gear, 38...Worm wheel, 39...
Manual operation shaft, 40...worm gear, A...opening/closing unit, B...drive unit, M...motor.

Claims

[Scope of utility model registration request]

A plurality of slats 6...6 fixed to respective connecting levers 7...7, 7' whose both ends are fitted into grooves 5, 5 of vertical frames 4, 4, respectively, and each connecting lever 7...・Links 9...9 that connect 7, 7' to each other at both ends, sprockets 22, 22 fixed to both ends of the main shaft 10, and sprockets 23, 23 attached to the lower ends of the vertical frames 4, 4. Chains 24, 24 that mesh, and the chain 24
, 24 and the lowermost connecting levers 7', 7', and one end thereof is connected to the main shaft 10, respectively.
and tension members 20, 21, 20, 21 fixed to discs 15, 15 disposed at the ends of the slats 6, and tension members 20, 21, 20, 21 fixed at the other ends to both ends of the connecting levers 7, 7 at the uppermost ends, respectively. ...6 opens and closes the opening, and the slats 6...6
In the lifting/lowering opening/closing device for blinds that can tilt the main shaft 10, brackets 11, 12,
11, 12, and the brackets 11, 12, 11,
Bearings 13, 14, 13, 14 are fitted and fixed to the main shaft 12 and support the rotation of the main shaft 10, and bearings 17, 18, 17, 18 are disposed across the sprockets 24, 24 fixed to the main shaft 10. and disks 15, 16, 15, 16 fixed oppositely to the outer peripheral surfaces of the bearings 17, 18, 17, 18, respectively.
and the discs 15, 1 arranged between the discs 15, 16.
Stoppers 19, 1 fixed to 6, 15, 16
9, stopper bolts 27, 27 fixed to the plate surfaces of the disks 16, 16, and spring guides 26, 26 disposed to fit on the outer peripheral surface of the main shaft 10.
and connect one end to the disk 16 and the other end to the bracket 11.
Coil springs 25, 25 are arranged around the outer periphery of the spring guides 26, 26 to rotate each slat 6...6 from the closed position to the open side by spring force, and each slat 6... 6
protrusions 2 provided on the chains 24, 24 that come into contact with the stoppers 19, 19 in order to rotate the slats 6...6 by a certain angle toward the closing side against the spring force of the coil springs 25, 25 after the lowering of the slats 6;
9, 29, and brackets 11, 12, 11, which abut against the stopper bolts 27, 27 and position the closed position after each slat 6...6 is lowered.
12, a sun gear 31 connected to a motor shaft 30 of a motor M, and a sun gear 3 connected to a motor shaft 30 of a motor M.
A plurality of planetary gears 32...32 arranged on the outer periphery of the sun gear 31 and engaged with the sun gear 31 are connected to the main shaft 10 through gears 35 and 36. A carrier 34 fitted and fixed to the engaging drive shaft 33, a worm gear 40 formed at the end of the manual operation shaft 39, and the worm gear 4.
an internal sun gear 3 connected to a worm wheel 38 that engages with the planetary gears 32...32;
A blind lifting/lowering opening/closing device consisting of a drive unit B consisting of 7 parts.