JPS6348862U

JPS6348862U -

Info

Publication number: JPS6348862U
Application number: JP14299786U
Authority: JP
Priority date: 1986-09-18
Filing date: 1986-09-18
Publication date: 1988-04-02
Anticipated expiration: 2001-09-18
Also published as: JPH057392Y2

Description

[Brief explanation of drawings]

第１図乃至第６図はいずれも本考案に係るもの
であつて、第１図は固定具の実施例を示す分解斜
視図、第２図は本案固定具を用いた点検蓋の取付
構造を示す縦断面図、第３図ａ乃至ｆはいずれも
固定具の棒体に関する変形実施例を示す縦断面図
、第４図は固定具の軸体に関する変形実施例を示
す要部拡大断面図、第５図は軸体の挿通孔が貫通
孔でない変形実施例を示す要部拡大断面図、第６
図ａ乃至ｄは挿通孔の挿通方向を示す表示手段に
関する変形実施例を示す正面図及び底面図である
。第７図及び第８図は従来例に係るものであり、
第７図ａは点検蓋の取付構造を示す縦断面図、同
図ｂは天井裏面側から見た点検蓋の取付構造を示
す平面図、第８図は従来の固定具を示す斜視図で
ある。１……点検蓋固定具、２……軸体、３……棒体
、４……挿通孔、５……鍔部、６……挿着部、１
０……天井パネル、１１……点検口、１２……点
検蓋。 Figures 1 to 6 all relate to the present invention, with Figure 1 being an exploded perspective view showing an embodiment of the fixing device, and Figure 2 showing the mounting structure of the inspection lid using the fixing device of the present invention. FIGS. 3A to 3F are longitudinal sectional views showing modified embodiments of the rod of the fixture; FIG. 4 is an enlarged sectional view of essential parts showing a modified embodiment of the shaft of the fixture; FIG. 5 is an enlarged cross-sectional view of main parts showing a modified embodiment in which the insertion hole of the shaft body is not a through hole;
Figures a to d are a front view and a bottom view showing a modified embodiment of the display means for indicating the insertion direction of the insertion hole. 7 and 8 are related to conventional examples,
FIG. 7a is a longitudinal cross-sectional view showing the installation structure of the inspection lid, FIG. 7b is a plan view showing the installation structure of the inspection lid seen from the back side of the ceiling, and FIG. . 1... Inspection lid fixing tool, 2... Shaft, 3... Rod, 4... Insertion hole, 5... Flange, 6... Insertion part, 1
0...Ceiling panel, 11...Inspection port, 12...Inspection lid.

Claims

[Claims for Utility Model Registration] 1. A fixing device for removably fixing an inspection lid that covers an inspection port to the inspection port, which is composed of a combination of a cylindrical shaft and a rod-like rod; The body is provided with an insertion hole in the radial direction, and a flange is provided at or near one end of the shaft body,
The inspection lid fixing device is characterized in that the insertion portion of the rod is inserted into an insertion hole of the shaft and is integrally fixed to the shaft. 2. The inspection lid fixture according to claim 1, wherein the insertion hole of the shaft is a through hole. 3. The insertion portion of the rod has a tapered shape that tapers toward the end, and the diameter of the end of the insertion portion is smaller than the diameter of the insertion hole of the shaft, and The inspection lid fixing device according to claim 1 or 2, wherein the diameter of the inspection lid fixing device is larger than the diameter of the insertion hole at appropriately separated portions. 4. The rod has a tapered shape that tapers toward both ends, and the diameter of the center of the rod is the same as or larger than the diameter of the insertion hole of the shaft, and The inspection lid fixing tool according to claim 1 or 2, wherein each of the diameters of both ends is smaller than the diameter of the insertion hole. 5 The insertion portion of the rod has a tapered shape that becomes thicker toward the end, and the diameter of the end of the insertion portion is larger than the diameter of the through hole of the shaft, and the end of the insertion portion Utility model registration claim No. 1, whose diameter is the same as the diameter of the through hole at a portion appropriately away from the hole, and whose diameter is smaller than the hole diameter of the through hole from the same size portion to the tip. Inspection lid fixing device described in Section 2. 6. A locking portion is formed on the side circumferential surface at an appropriate distance from the end of the insertion portion of the rod, and a diameter dimension from the end of the insertion portion of the rod to the locking portion is the same as the insertion hole of the shaft. The inspection lid fixing device according to claim 1 or 2 of the utility model registration claim, which has a hole diameter of less than or equal to . 7. According to any one of claims 3 to 6, the insertion hole of the shaft body is a through hole, and an insertion portion is provided at approximately the center of the rod body. Inspection lid fixture. 8. According to any one of claims 1 to 7, the insertion hole of the shaft body is a tapered hole having substantially the same shape as the tapered shape of the insertion portion of the rod body. Inspection lid fixture. 9. The inspection lid according to any one of claims 1 to 8, wherein the insertion direction of the insertion hole is indicated on the end face of the shaft body on the side where the flange is provided. Fixture.