JPH0367285U

JPH0367285U -

Info

Publication number: JPH0367285U
Application number: JP12456789U
Authority: JP
Priority date: 1989-10-26
Filing date: 1989-10-26
Publication date: 1991-07-01

Description

[Brief explanation of the drawing]

第１図はこの考案の履帯緊張装置におけるグリ
ス注入用バルブの一実施例を示す断面側面図、第
２図は従来の履帯緊張装置を示す平面図、第３図
は第２図の断面側面図、第４図は第２図および第
３図の履帯緊張装置の構成部品の分解斜視図、第
５図は第２図および第３図における隔壁部の断面
斜視図、第６図は第２図および第３図におけるば
ね受けおよびその近傍部を示す斜視図、第７図は
第２図におけるトラツクフレームの窓およびその
近傍部を示す側面図、第８図は第２図、第３図、
第４図、第６図、第７図におけるグリス注入用バ
ルブを示す拡大断面図である。１…トラツクフレーム、２…従動輪、３…軸受
、４…ピストンロツド、５…筒体、６…ピストン
、７…ロツド、８…隔壁、９…窓、１０…グリス
注入用バルブ、１１…ばね受け、１４…コイルば
ね、１５…案内筒体、１０３…バルブ本体、１０
４…グリスニツプル、１０５…Ｏリング。 Fig. 1 is a sectional side view showing an embodiment of the grease injection valve in the track tensioning device of this invention, Fig. 2 is a plan view showing a conventional track tensioning device, and Fig. 3 is a sectional side view of Fig. 2. , FIG. 4 is an exploded perspective view of the components of the track tensioning device shown in FIGS. 2 and 3, FIG. 5 is a cross-sectional perspective view of the partition wall shown in FIGS. 2 and 3, and FIG. 3, FIG. 7 is a side view showing the window of the truck frame and its vicinity in FIG. 2, FIG. 8 is a perspective view showing the spring receiver and its vicinity in FIG.
FIG. 7 is an enlarged sectional view showing the grease injection valve in FIGS. 4, 6, and 7. FIG. 1... Truck frame, 2... Driven wheel, 3... Bearing, 4... Piston rod, 5... Cylindrical body, 6... Piston, 7... Rod, 8... Partition wall, 9... Window, 10... Grease injection valve, 11... Spring receiver , 14... Coil spring, 15... Guide cylinder body, 103... Valve body, 10
4... Grease nipple, 105... O-ring.

Claims

[Scope of utility model registration request]

In a track tensioning device for a tracked vehicle in which a grease injection valve is installed facing a window provided in the truck frame, a grease nipple with a caulked part is rotatably attached to the valve body of the grease injection valve. Features a track tension device.