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Complete hydraulic self-drilling type side pressure equipment

A self-drilling, full-hydraulic technology, applied in drilling equipment, drilling equipment and methods, earthwork drilling and production, etc., can solve the problems of delaying working hours, hindering the development of geotechnical side pressure tests, complicated operations, etc., and achieve simplification of auxiliary equipment, The structure is simple and the effect of improving the test accuracy

Inactive Publication Date: 2008-10-08
WUHAN PENESON GEOLOGICAL SURVEY TECHNICAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the side pressure equipment at home and abroad has not been widely used in my country due to the large number of auxiliary equipment, complicated operation, and delays in working hours when connecting equipment, which has hindered the development of geotechnical side pressure tests in my country to a large extent.

Method used

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  • Complete hydraulic self-drilling type side pressure equipment
  • Complete hydraulic self-drilling type side pressure equipment
  • Complete hydraulic self-drilling type side pressure equipment

Examples

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Embodiment Construction

[0023] Such as figure 1 As shown, the full hydraulic self-drilling side pressure equipment, which includes a full hydraulic self-drilling side pressure instrument, mud power pump 1, data measurement and control instrument 2, shielded cable 3, high-pressure rubber hose 4, drill pipe 5, elevator 6; mud power The output end of the pump 1 is connected with the central hole of the upper end of the drill pipe 5 by the high-pressure rubber hose 4; the drill pipe 5 is set on the lifting mechanism of the elevator 6; The sealed electronic warehouse 11 is connected; when in use, the full hydraulic self-drilling side pressure instrument is set in the borehole;

[0024] Such as figure 1 As shown, the full-hydraulic self-drilling side pressure instrument includes a hydraulic power unit, a side pressure unit, and a self-drilling unit; the upper end of the hydraulic power unit is threaded with the lower end of the drill pipe 5; the lower end of the hydraulic power unit is connected to the si...

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Abstract

The invention relates to an instrument and a device for geotechnical investigation. Disclosed is a full hydraulic self-drilling side pressure device which is characterized by comprising a full hydraulic self-drilling side pressure gauge, a mud power pump (1), a data measuring and controlling instrument (2), a shielded cable (3), a high-pressure hose (4), a drill rod (5) and an elevator (6); the full hydraulic self-drilling side pressure gauge comprises a power device, a side pressure device and a self-drilling device; the side pressure device comprises a hydraulic cylinder (12), a connecting sleeve (14), a thrust sliding pad (15), sector-shaped horizontal press blocks(16) and a side pressure frame (17); each side pressure hole of the side pressure frame (17)is provided with a sector-shaped horizontal press block(16); the inner side of the sector-shaped horizontal press block (16) is bevel shaped and is provided with a dovetail groove (26) along the axial direction; the sliding head of the thrust sliding pad (15) locates in the dovetail groove which is corresponding to the sector-shaped horizontal press block (16); the lower part of the piston rod (13) of the hydraulic cylinder (12) runs through the connecting sleeve (14) and is in threaded connection with the thrust sliding pad (15). The instrument and the device of the invention are characterized by simple structure and operation.

Description

technical field [0001] The invention relates to a geotechnical survey instrument and equipment, in particular to a side pressure equipment. Background technique [0002] At present, the side pressure equipment at home and abroad has not been widely used in my country because of the large number of auxiliary equipment, complicated operation, and delays in working hours when connecting equipment, which has hindered the development of geotechnical side pressure tests in my country to a large extent. Contents of the invention [0003] The purpose of the present invention is to provide a fully hydraulic self-drilling bypass pressure device with simple structure and easy operation. [0004] In order to achieve the above object, the technical solution of the present invention is: full hydraulic self-drilling side pressure equipment, which is characterized in that it includes a full hydraulic self-drilling side pressure instrument, mud power pump 1, data measurement and control in...

Claims

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Application Information

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IPC IPC(8): E21B49/00E21B7/00E21B21/00
Inventor 陈奇刘银吴茂
Owner WUHAN PENESON GEOLOGICAL SURVEY TECHNICAL CO LTD
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