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Live joint protection apparatus of gas meter

A protective device and gas technology, applied to measuring devices, identification devices, stamps, etc., can solve problems such as gas theft, pipeline leakage, and inaccurate measurement, so as to avoid pipeline leakage, prevent gas theft, and facilitate prevention Effect

Inactive Publication Date: 2009-01-14
TIANJIN JINNAN KAIDA ELECTRONIC CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the gas meter is disassembled from the pipeline in violation of regulations, resulting in inaccurate measurement, gas theft, and leakage of pipeline due to private folding, which brings inconvenience to the safe use and management of gas

Method used

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  • Live joint protection apparatus of gas meter

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Experimental program
Comparison scheme
Effect test

Embodiment

[0007] Embodiment: A protective device for a joint of a gas meter, which is integrally injection molded into a circular ring made of hard plastic. The annular groove 13 surrounded by the plate 1, the rear sealing plate 2 and the outer ring curved plate 12 has an opening 15 extending to the root of the outer ring curved plate 12 on the right side of the device, and the outer ring curved plate 12 at the root of the opening 15 is a A kind of elastic connecting piece 14, connecting piece 14 is integrated with this device, and this device is divided into two semicircular annular bodys with groove 13 that are only connected by connecting piece 14 through opening 15, and the upper and lower two half rings can be elastically connected The sheet 14 is used to open or fasten the shaft. On the curved surface 12 of the outer ring at the opening 15, there are two upper and lower corresponding locking plates 4, 9 respectively. On the upper locking plate 4, there is a plug 5 with a flange 6. ...

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PUM

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Abstract

The invention discloses a movable joint protecting device of a gas meter, an opening that extends to a root part of a left polycyclic crank plate is arranged in the right of the device, an upper lock plate and a lower lock plate are correspondingly and respectively arranged on an outer circle curved surface at the position of the opening, a plug with a flange is arranged on the upper lock plate, the center of the plug has longitudinal intertwining seams, a jack that is matched with the plug is arranged on the lower lock plate, a jack cover that is combined with the lower lock plate into one is arranged at the lower end of the jack and surrounds the jack into a sealed pore space, and an opening end of the jack has an annular front edge that is matched with the flange on the plug in a clamping way. The invention has the following advantages: the movable joint protecting device can conveniently prevent the privately dismounting against regulation of the gas meter and the gas stealing, and simultaneously avoid the danger of gas leakage that is caused by private pipe dismounting.

Description

technical field [0001] The invention relates to a protective device for joints of a gas meter. Background technique [0002] At present, the gas meter is disassembled from the pipeline illegally, resulting in inaccurate measurement, gas theft and pipeline gas leakage due to private folding, which brings inconvenience to the safe use and management of gas. Contents of the invention [0003] The purpose of the present invention is to overcome the above-mentioned defects, and provide a gas meter joint protection device. [0004] The technical solution of the present invention is: a gas meter joint protection device, which is characterized in that: the device is circular, and an annular groove is provided on the inner side; there is an opening on the device, and there is a An elastic connecting piece integrated with the device; there are two corresponding upper and lower lock plates on the outer ring facade of the opening, a plug with a flange on the upper lock plate, and a p...

Claims

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Application Information

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IPC IPC(8): G01F15/00G09F3/03
Inventor 崔连凯
Owner TIANJIN JINNAN KAIDA ELECTRONIC CO LTD
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