JPH0234651U

JPH0234651U -

Info

Publication number: JPH0234651U
Application number: JP11260188U
Authority: JP
Priority date: 1988-08-26
Filing date: 1988-08-26
Publication date: 1990-03-06

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示す分解斜視図、
第２図は使用状態を示す縦断面図、第３図は要部
の拡大縦断面図、第４図並びに第５図はコンクリ
ート打設工程を示す断面図、第６図はネジ杆部分
の拡大側面図、第７図はネジ杆の素材を示す側面
図、第８図並びに第９図はコンクリートセパレー
タの中間部材の他の実施例を示す側面図、第１０
図は従来のネジ杆を示す側面図である。図中、１はコンクリートセパレーターの中間部
材、２は筒部材、４は型枠、５はタイロツド、６
はバタ材、８はネジ杆、８ａはネジの有しない中
間部分、８ｂ，８ｃはネジ部、８ｄは突条リブで
ある。 FIG. 1 is an exploded perspective view showing an embodiment of the present invention;
Figure 2 is a vertical cross-sectional view showing the state of use, Figure 3 is an enlarged vertical cross-sectional view of the main parts, Figures 4 and 5 are cross-sectional views showing the concrete pouring process, and Figure 6 is an enlarged view of the threaded rod part. 7 is a side view showing the material of the threaded rod; FIGS. 8 and 9 are side views showing other embodiments of the intermediate member of the concrete separator; FIG.
The figure is a side view showing a conventional threaded rod. In the figure, 1 is the intermediate member of the concrete separator, 2 is the cylindrical member, 4 is the formwork, 5 is the tie rod, and 6
8 is a butterfly material, 8 is a screw rod, 8a is an intermediate portion without a screw, 8b and 8c are threaded portions, and 8d is a protruding rib.

Claims

[Scope of utility model registration request]

Batter material 6 placed adjacent to the end of the intermediate member 1 of the concrete separator and the back of the assembly formwork 4
A forged metal threaded rod 8 is screwed and connected to a tie rod 5 for press-fastening it to the formwork side, and the threaded rod 8 has screws at both ends separated by an intermediate portion 8a which does not have a screw of an appropriate width. For concrete separators, the concrete separator is equipped with threaded parts 8b and 8c, and a large number of protruding ribs 8d extending in the axial direction are formed at appropriate intervals in the circumferential direction at least in the central part of the intermediate part not having the threads. Joint member.