JPH02143159U

JPH02143159U -

Info

Publication number: JPH02143159U
Application number: JP5146589U
Authority: JP
Priority date: 1989-04-29
Filing date: 1989-04-29
Publication date: 1990-12-05

Description

[Brief explanation of drawings]

第１図は本考案に係るブラスト装置を搭載した
自動押付型壁面倣い作業車の一例を示す全体斜視
図、第２図はブラスト装置の構成を示す断面図、
第３図はグリツド投射量と壁面傾斜角度による絞
りピンの開度状況を示すグラフである。１……自走式作業車、２……ターンテーブル、
３……ブーム、４……起伏シリンダ、５……バス
ケツト、６……ブラスト装置、６ａ……集塵器、
６ｂ……セパレータ、６ｃ……伸縮シリンダ、６
ｄ……ブラスとヘツド、７……グリツド供給ホー
ス、８……グリツド回収ホース、９……集塵ホー
ス、１０……ダストホツパ、１０ａ……ダストゲ
ート、１１……ブロア、２０……グリツド誘導管
、２１……インペラ、２２……デイストリビユー
タ、２３……吸気管、２４……絞りピン、２５…
…オリフイス、２６……グリツド、２７……モー
タ。 FIG. 1 is an overall perspective view showing an example of an automatic pressing type wall copying work vehicle equipped with a blasting device according to the present invention, and FIG. 2 is a sectional view showing the configuration of the blasting device.
FIG. 3 is a graph showing the opening degree of the aperture pin depending on the grid projection amount and wall surface inclination angle. 1...Self-propelled work vehicle, 2...Turntable,
3... Boom, 4... Lifting cylinder, 5... Basket, 6... Blasting device, 6a... Dust collector,
6b... Separator, 6c... Telescopic cylinder, 6
d... Brass and head, 7... Grid supply hose, 8... Grid collection hose, 9... Dust collection hose, 10... Dust hopper, 10a... Dust gate, 11... Blower, 20... Grid guide pipe , 21... Impeller, 22... Distributor, 23... Intake pipe, 24... Throttle pin, 25...
...orifice, 26...grid, 27...motor.

Claims

[Scope of utility model registration request]

A blast head that can swing vertically and horizontally at a predetermined angle is placed in a basket attached to the tip of the boom, and a predetermined amount of grid is built into the blast head, supplied from a grid separator via a grid supply hose and a grid guide pipe. The grit reflected by the object to be polished is collected by a grid separator via a grid collection hose, and the collected grid is returned to the blast head. An automatic pressing type wall copying work vehicle equipped with a grid circulation type blasting device that supplies and projects grit with an impeller, characterized in that an intake air amount control means is provided at an appropriate position of the grid guide pipe. Blasting device installed on mold wall copying work vehicle.