JPH0312997U

JPH0312997U -

Info

Publication number: JPH0312997U
Application number: JP6738189U
Authority: JP
Priority date: 1989-06-12
Filing date: 1989-06-12
Publication date: 1991-02-08

Description

[Brief explanation of drawings]

第１図はこの考案を実施するのに使用するこて
装置の全体を示す正面図、第２図イ，ロはこの考
案のこて装置の第一実施例の平面図と正面図、第
２図ハは第２図イの−断面矢視図、第３図イ
，ロはこの考案の第二実施例の斜視図と平面図、
第３図ハは第３図ロの−断面矢視図、第４図
イ，ロは同じく第三実施例の平面図と正面図、第
４図ハは第４図イの−断面矢視図、第５図イ
は同じく第四実施例の平面図、第５図ロは第５図
イの−断面矢視図、第６図イ，ロは従来例の
平面図と正面図、第６図ハは第６図イの−断
面矢視図、第７図は従来例の斜視図、第８図イ，
ロは同じく説明図である。１……こて、２……ホース接続口、３……コ
ンクリート供給口、４……こて塗装面、５……コ
ンクリートホース、８……棒状バイブレータ、８
′……型枠バイブレータ。 Figure 1 is a front view showing the entire trowel device used to implement this invention, Figure 2 A and B are a plan view and front view of the first embodiment of the trowel device of this invention, and Figure 2 Figure C is a cross-sectional view along the - arrow in Figure 2A, Figures 3A and 3B are a perspective view and a plan view of the second embodiment of this invention,
3C is a cross-sectional view of FIG. 3B, FIG. 4B is a plan view and a front view of the third embodiment, and FIG. 4C is a cross-sectional view of FIG. , FIG. 5A is a plan view of the fourth embodiment, FIG. 5B is a cross-sectional view of FIG. C is a cross-sectional view along the - arrow in FIG. 6A, FIG. 7 is a perspective view of the conventional example, and FIG.
B is an explanatory diagram as well. 1... Trowel, 2... Hose connection port, 3... Concrete supply port, 4... Trowel painted surface, 5... Concrete hose, 8... Rod-shaped vibrator, 8
′...Formwork vibrator.

Claims

[Scope of Claim for Utility Model Registration] (1) In a device for painting concrete on the inner wall surface of a tunnel or the like, a concrete supply hole 3 communicating with a concrete hose connection port 2 located off to the side in the direction of movement of the trowel 1, It is characterized by having an elliptical shape with a major axis in the width direction when viewed from the trowel-coated surface 4, and an oblong shape that expands from the concrete connection port toward the trowel-coated surface when viewed from the side. Trowel equipment for concrete painting. (2) A claim characterized in that the concrete supply hole 3 has a conical shape that expands from the concrete connection port toward the trowel-coated surface 4, and has a cross-sectional area larger than the cross-sectional area of the concrete hose. The concrete painting trowel device described in item (1). (3) The concrete painting trowel device according to claim (1), wherein a rod-shaped vibrator is attached to the concrete supply hole. (4) The concrete painting trowel device according to claim (1), wherein a formwork vibrator is installed inside the trowel on the painting surface side of the trowel.