Coal mine universal high-pressure grouting pipe quick connecting device and using method thereof

A technology of high-pressure grouting and quick connection, which is applied in the direction of sleeve/socket connection, pipe/pipe joint/fitting, mining equipment, etc., which can solve the problems of high cost, waste of time, no diameter change, etc., and achieve easy operation , improve work efficiency, and have a reasonable overall structure

Pending Publication Date: 2020-01-07
HENAN POLYTECHNIC UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Grouting bolt support is a surrounding rock reinforcement method in underground geotechnical engineering such as coal mine roadway support. The high-pressure grouting pipe is an important channel for grouting bolt grouting. The high-pressure grouting pipe connection device is used to assist the connection Grouting anchors, grouting anchor rotating machines, high-pressure grouting pipes and grouting pumps can extend the pipeline to meet the actual needs of the construction site or laboratory, so the high-pressure grouting pipe connection device plays a vital role; the existing The connecting device used in

Method used

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  • Coal mine universal high-pressure grouting pipe quick connecting device and using method thereof
  • Coal mine universal high-pressure grouting pipe quick connecting device and using method thereof
  • Coal mine universal high-pressure grouting pipe quick connecting device and using method thereof

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0032] Example 1

[0033] Such as Figure 1-10 As shown, a universal high-pressure grouting pipe quick connection device for coal mines includes a three-jaw card fixing device 1 that includes a chuck body shell 4, a movable jaw 5, and a tooth plate 6 , Bevel gear 7, disc body connector 8, the chuck body shell 4 is a cylindrical cylinder as a whole, one end of the chuck body shell 4 is provided with a rectangular cut 9 and the chuck body shell 4 The other end is fixedly connected with a disc body connector 8, and a movable jaw 5 is slidably arranged in the rectangular cut 9; the bottom surface of the movable jaw 5 is provided with a curved tooth pattern 10; the top surface of the tooth plate 6 is provided There is a spiral tooth pattern 12, the bottom surface of the tooth disk 6 is provided with a tapered tooth pattern 13, and the tooth disk 6 and the movable jaw 5 are meshed and connected by the spiral tooth pattern 12 and the curved tooth pattern 10, The gear plate 6 is meshed ...

Example Embodiment

[0042] Example 2

[0043] Such as Figure 1-9 As shown, a universal high-pressure grouting pipe quick connection device for coal mines includes a three-jaw card fixing device 1 that includes a chuck body shell 4, a movable jaw 5, and a tooth plate 6 , Bevel gear 7, disc body connector 8, the chuck body shell 4 is a cylindrical cylinder as a whole, one end of the chuck body shell 4 is provided with a rectangular cut 9 and the chuck body shell 4 The other end is fixedly connected with a disc body connector 8, and a movable jaw 5 is slidably arranged in the rectangular cut 9; the bottom surface of the movable jaw 5 is provided with a curved tooth pattern 10; the top surface of the tooth plate 6 is provided There is a spiral tooth pattern 12, the bottom surface of the tooth disk 6 is provided with a tapered tooth pattern 13, and the tooth disk 6 and the movable jaw 5 are meshed and connected by the spiral tooth pattern 12 and the curved tooth pattern 10, The gear plate 6 is meshed ...

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Abstract

The invention belongs to the technical field of grouting pipe connecting devices, and particularly relates to a coal mine universal high-pressure grouting pipe quick connecting device and a using method thereof. The connecting device comprises a three-jaw clamp fixing device, a tightening device and a connecting device body, wherein the three-jaw clamp fixing device comprises a chuck body shell, movable clamp jaws, a toothed disc, a conical gear and a chuck body connecting piece; the chuck body shell is provided with an upper rectangular cut groove and the movable clamp jaws; the top surface of the toothed disc is provided with spiral teeth; the bottom surface of the toothed disc is provided with conical teeth; the chuck body connecting piece comprises an outer cylinder body and an inner cylinder body; the tightening device is provided with threads B and an internal boss; the tightening device is in threaded connection with the chuck body connecting piece through the threads B and teeth A; the connecting device body comprises a fixing handle and connecting sleeves at two ends; convex blocks are arranged on the connecting sleeves; and through holes are formed in the connecting device body. According to the connecting device, the quick and efficient sealing connection of the high-pressure grouting pipes with different types and sizes can be achieved through the mutual matching ofdifferent parts.

Description

technical field [0001] The invention belongs to the technical field of grouting pipe connection devices, and in particular relates to a universal high-pressure grouting pipe quick connection device for coal mines and a method for using the same. Background technique [0002] Grouting bolt support is a surrounding rock reinforcement method in underground geotechnical engineering such as coal mine roadway support. The high-pressure grouting pipe is an important channel for grouting bolt grouting. The high-pressure grouting pipe connection device is used to assist the connection Grouting anchors, grouting anchor rotating machines, high-pressure grouting pipes and grouting pumps can extend the pipeline to meet the actual needs of the construction site or laboratory, so the high-pressure grouting pipe connection device plays a vital role; the existing The connecting device used in the technology usually corresponds to a type of high-pressure grouting pipe interface of one type, a...

Claims

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Application Information

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IPC IPC(8): F16L21/08E21D20/02
CPCE21D20/028F16L21/08
Inventor 刘少伟贾后省崔磊付孟雄李国栋于春生杨云飞高建军郭胜
Owner HENAN POLYTECHNIC UNIV
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