JPH03114183U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の第１の実施例を示す装置の
要部の構成を示す組立斜視図、第２図はこの考案
の第１の実施例を示す装置の外観を示す射視図、
第３図はこの考案の第１の実施例を示す装置の一
部省略縦断面図である。第４図はこの考案の第２
の実施例を示す装置の一部切り欠き斜視図であり
、第５図はこの考案の第２の実施例を示す装置の
一部省略断面図である。第６図はこの考案の別の
実施例の集塵箱を示す図、第７図はこの考案のさ
らに別の実施例の円形導風板の一部を示す図であ
る。 図において、１……ミシン本体機枠、２……メ
ス、３……ミシンの主軸、４……フアン、５……
送風室、６……送風路、７……プーリー、８……
ノブ、９……導風板、１０……吸引孔、１１……
導風カバー、１２……孔、１３……導風管、１４
……集塵箱、１５……円弧状導風板、１６……集
塵部、１７……フイルター、１８……ふた、１９
……吸引管である。 FIG. 1 is an assembled perspective view showing the configuration of the main parts of a device showing a first embodiment of this invention, FIG. 2 is a perspective view showing the appearance of the device showing a first embodiment of this invention,
FIG. 3 is a partially omitted vertical sectional view of a device showing a first embodiment of this invention. Figure 4 is the second version of this idea.
FIG. 5 is a partially cutaway sectional view of the device showing the second embodiment of this invention. FIG. 6 is a diagram showing a dust collection box according to another embodiment of this invention, and FIG. 7 is a diagram showing a part of a circular baffle plate according to still another embodiment of this invention. In the figure, 1...sewing machine body frame, 2...knife, 3...main shaft of the sewing machine, 4...fan, 5...
Blow chamber, 6...Blow channel, 7...Pulley, 8...
Knob, 9... Air guide plate, 10... Suction hole, 11...
Wind guide cover, 12... Hole, 13... Wind guide pipe, 14
... Dust collection box, 15 ... Arc-shaped wind guide plate, 16 ... Dust collection section, 17 ... Filter, 18 ... Lid, 19
...It's a suction tube.

Claims (1)

【実用新案登録請求の範囲】 １ 主軸に連動して回転するフアンを配置する送
風室と、送風室とオイルパン底部とに連通する送
風路と、送風室内へ空気を取り入れる吸引孔とを
有するオイルパン冷却装置を設けたミシンにおい
て、上記吸引孔に一端を接続した吸引管の他端開
口部を、導風部とフイルター部と集塵部とからな
る集塵手段を介してミシンの縫合部近傍に配置し
たミシンの集塵装置。 ２ 吸引孔に吸引管を直接接続し、オイルパンの
底部の送風路の開口部に集塵手段をもうけた、請
求項１記載のミシンの集塵装置。 ３ 主軸とフアンを回転させる軸との間に回転伝
達手段を有し、その伝達比を可変とした請求項１
または２記載のミシンの集塵装置。[Scope of Claim for Utility Model Registration] 1. Oil having a ventilation chamber in which a fan that rotates in conjunction with the main shaft is arranged, a ventilation passage communicating between the ventilation chamber and the bottom of the oil pan, and a suction hole for introducing air into the ventilation chamber. In a sewing machine equipped with a pan cooling device, the other end opening of the suction tube, one end of which is connected to the suction hole, is connected to the vicinity of the sewing section of the sewing machine through a dust collection means consisting of an air guide section, a filter section, and a dust collection section. Sewing machine dust collector installed in 2. The dust collection device for a sewing machine according to claim 1, further comprising a suction pipe directly connected to the suction hole and a dust collection means provided at the opening of the air passage at the bottom of the oil pan. 3 Claim 1 comprising a rotation transmission means between the main shaft and the shaft for rotating the fan, the transmission ratio of which is variable.
Or the dust collector for the sewing machine described in 2.