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Joint part of a fire hose

一种消防水带、配件的技术，应用在管子/管接头/管件、软管连接装置、机械设备等方向，能够解决推环22不能接触等问题，达到优良操作性、迅速消防活动、避免乱跳的效果

Active Publication Date: 2016-12-07
MORITA CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

That is, a cover member having an outer diameter larger than that of the push ring 22 is installed on the outer peripheries of the insertion fitting 20 and the receiving fitting 10, so that the push ring 22 cannot simply come into contact with the ground or obstacles.

Method used

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  • Joint part of a fire hose
  • Joint part of a fire hose
  • Joint part of a fire hose

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0070] Next, according to the accompanying drawings, a joint fitting of a fire hose according to an embodiment of the present invention will be described.

[0071] figure 1 It is a half-sectional view of the state in which the joint fittings of the fire hose of this embodiment are disengaged (but the push ring is not shown), figure 2 It is a half-sectional view of a state in which the coupling fittings of the fire hose of this embodiment are combined, image 3 It is a sectional view of the main parts of the joint fittings of the fire hose of this embodiment, Figure 4 It is a half-sectional view of the push ring used for the combination fitting of the fire hose of this embodiment, Figure 5 It is a cross-sectional view of main parts showing the operating state of the coupling fitting of the fire hose of this embodiment. In addition, members having the same functions as those in the conventional example are assigned the same reference numerals, and a part of description th...

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PUM

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Abstract

A joint part of a fire hose of the present invention is provided with a main body side anti-slip groove (25a) on an outer peripheral surface of a sliding cylindrical part (25), and both ends of an inner peripheral surface of a push ring (22) are provided with a push ring anti-slip groove (22c); a clearance is provided between the inner peripheral surface of the push ring (22) and the outer peripheral surface of a sliding cylindrical portion, and the release of the coupling fitting due to the obstacle during the fire hose is prevented; It is possible to carry out the fire extinguishing operation more efficiently and safely without impairing the conventional excellent operability and without the trouble of adding additional parts.

Description

[0001] This application is a divisional application of an invention patent application titled "Coupling Accessories for Fire Hose", with an application date of March 23, 2012, and application number 201210085819.3. technical field [0002] The invention relates to a joint fitting of a fire hose, in particular to a joint fitting of a fire hose equipped with a fall-off prevention mechanism, and the fall prevention mechanism is used to avoid the danger caused by the fire hose falling off. Background technique [0003] When the fire brigade is carrying out fire extinguishing activities, it is necessary to extend the fire hose from the fire truck to the fire point to reliably transport the fire extinguishing agent. [0004] The fire hose and the discharge outlet of the fire engine, the fire hose and the water discharge nozzle, and the fire hose are connected with each other by joint fittings. Pressurized water or foam is sent from the fire truck to the discharge nozzle through th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16L33/00
CPCF16L33/00
Inventor 廖赤虹近藤伸一山野光一
Owner MORITA CO LTD
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