CN108999167B - Automatic heavy cone dynamic sounding instrument - Google Patents
Automatic heavy cone dynamic sounding instrument Download PDFInfo
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- CN108999167B CN108999167B CN201810987858.XA CN201810987858A CN108999167B CN 108999167 B CN108999167 B CN 108999167B CN 201810987858 A CN201810987858 A CN 201810987858A CN 108999167 B CN108999167 B CN 108999167B
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- slide rods
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses an automatic heavy cone dynamic sounding instrument, which is characterized in that two slide rods are arranged between a hollow support and a base, a drop hammer penetrates into the two slide rods to slide, a probe rod penetrates into the base, upper and lower driven gears are arranged on the upper portion of the hollow support and above the base, a driving gear is arranged on one side of the two slide rods through a mounting plate, a chain is meshed with the driving gear and the upper and lower driven gears, a motor is arranged on the mounting plate and drives the driving gear, a hook is arranged on the chain, a wedge-shaped stop block is arranged on the bottom surface of the hollow support, a bolt is arranged on the side surface of the drop hammer, the hook is hooked on the bolt on the side surface of the drop hammer and lifts the drop hammer to the bottom of the hollow support, the wedge-shaped stop block is inserted between the hook and the bolt. The penetration tester realizes automatic penetration test, improves test efficiency, avoids potential safety hazard in the operation process, and reduces the labor intensity and labor cost of the test.
Description
Technical Field
The invention relates to an automatic heavy cone dynamic penetrometer.
Background
The dynamic penetration test is one of dynamic detection tests and is used for detecting the allowable bearing capacity of various kinds of soil, a probe rod of the dynamic penetration test is in a conical tip shape, the hammering number N of the probe rod entering a specific soil layer depth after being hammered by a heavy hammer is recorded as a detection index during the test, and the dynamic penetration test is commonly used for detecting the bearing capacity of a foundation in the construction of railways, expressways and the like.
When a traditional heavy cone dynamic penetrometer is used for testing, four handles are welded on a heavy drop hammer of 63.5kg, four persons lift the drop hammer to be 76cm high, hold the feeler lever by one person, then freely put down the drop hammer, and the operation is repeated until the test is completed. Such tests are very inefficient, are quite dangerous to operate, and are labor intensive and labor costly.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an automatic heavy cone dynamic penetration tester, which overcomes the defects of the traditional penetration test, realizes the automatic penetration test, effectively improves the test efficiency, avoids the potential safety hazard in the test operation process, and reduces the labor intensity and the labor cost of the test.
In order to solve the technical problem, the automatic heavy cone dynamic sounding instrument comprises a drop hammer, a probe rod, a hollow support, a base, two slide rods, a chain, a driving gear, an upper driven gear, a lower driven gear, a motor, a hook, a wedge-shaped stop block, an upper travel switch and a lower travel switch, wherein the hollow support and the base are arranged at intervals up and down, the two slide rods are arranged between the hollow support and the base at intervals, the drop hammer penetrates the two slide rods and slides along the two slide rods, the probe rod penetrates the base and is positioned below the drop hammer, the upper driven gear and the lower driven gear are respectively arranged at the upper part of the hollow support and above the base, the driving gear is arranged at one side of the two slide rods through an installation plate, the chain is positioned in the hollow support and between the two slide rods and is meshed with the driving gear, the upper driven gear and the lower, the motor is located the mounting panel and the drive the driving gear is rotatory, the couple is located the chain, wedge dog is located cavity support bottom surface, the side of falling the hammer is equipped with the bolt, the couple is along the chain removes hook when lower driven gear position the bolt of side of falling the hammer and along the chain rotates the messenger the hammer that falls follows the slide bar promotes to cavity support bottom, wedge dog inserts make couple and bolt break away from between couple and the bolt, last travel switch and lower travel switch are located respectively cavity support top and bottom are and through locating the inboard stopper trigger action of chain, last travel switch and lower travel switch trigger action control respectively the turning to of motor.
Furthermore, the sounding instrument further comprises a level gauge, and the level gauge is arranged on the top surface of the base.
Furthermore, the sounding instrument further comprises a trolley wheel frame and two idler wheels, wherein the trolley wheel frame is arranged on one side of the base, and the two idler wheels are respectively arranged on two sides of the trolley wheel frame.
Further, the weight of the drop hammer is 63.5Kg, the length of the probe rod is 4.2cm, and the lengths of the two sliding rods are 76 cm.
Because the automatic heavy cone dynamic sounding instrument adopts the technical scheme, namely the hollow support and the base of the sounding instrument are arranged at intervals, two slide rods are arranged between the hollow support and the base, the drop hammer penetrates into the two slide rods to slide, the probe rod penetrates into the base and is positioned below the drop hammer, the upper driven gear and the lower driven gear are arranged at the upper part of the hollow support and above the base, the driving gear is arranged at one side of the two slide rods through the mounting plate, the chain is positioned in the hollow support and between the two slide rods and is meshed with the driving gear and the upper driven gear and the lower driven gear, the motor is arranged on the mounting plate and drives the driving gear, the hook is arranged on the chain, the wedge-shaped stop block is arranged on the bottom surface of the hollow support, the side surface of the drop hammer is provided with the bolt, when the hook moves to the position of the lower driven gear along with the chain, upper and lower travel switch locates cavity support top and bottom and triggers the action through locating the inboard stopper of chain, controls turning to of motor respectively. The sounding instrument overcomes the defects of the traditional sounding test, realizes the automatic sounding test, effectively improves the test efficiency, avoids the potential safety hazard in the test operation process, and reduces the labor intensity and the labor cost of the test.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a schematic structural view of an automatic heavy cone dynamic penetrometer according to the invention;
fig. 2 is a side view of fig. 1.
Detailed Description
For example, as shown in fig. 1 and 2, the automatic heavy cone dynamic sounding instrument of the present invention comprises a drop hammer 1, a probe rod 2, a hollow support 3, a base 4, two slide rods 5, a chain 6, a driving gear 7, an upper driven gear 8, a lower driven gear 9, a motor 10, a hook 11, a wedge-shaped stopper 12, an upper travel switch 14 and a lower travel switch 15, wherein the hollow support 3 and the base 4 are arranged at an interval, the two slide rods 5 are arranged between the hollow support 3 and the base 4 at an interval, the drop hammer 1 penetrates the two slide rods 5 and slides along the two slide rods 5, the probe rod 2 penetrates the base 4 and is located below the drop hammer 1, the upper driven gear 8 and the lower driven gear 9 are respectively arranged above the upper part of the hollow support 3 and the base 4, the driving gear 7 is arranged on one side of the two slide rods 5 through a mounting plate 16, the chain 6 is arranged between the two slide rods 5 and the hollow support 3 and the driving gear 7, An upper driven gear 8 and a lower driven gear 9 are engaged, the motor 10 is arranged on the mounting plate 16 and drives the driving gear 7 to rotate, the hook 11 is arranged on the chain 6, the wedge-shaped stop block 12 is arranged on the bottom surface of the hollow bracket 3, a bolt 13 is arranged on the side surface of the drop hammer 1, when the hook 11 moves to the position of the lower driven gear 9 along with the chain 6, the hook 13 on the side surface of the drop hammer 1 is hooked, and the hook rotates along with the chain 6, so that the drop hammer 1 is lifted to the bottom of the hollow support 3 along the slide rod 5, the wedge-shaped stopper 12 is inserted between the hook 11 and the peg 13 to separate the hook 11 from the peg 13, the upper travel switch 14 and the lower travel switch 15 are respectively arranged at the top end and the bottom end of the hollow bracket 3 and are triggered to act through a limiting block 17 arranged at the inner side of the chain 6, the upper travel switch 14 and the lower travel switch 15 trigger actions to respectively control the steering of the motor 10.
Preferably, the penetrometer further comprises a level gauge 18, wherein the level gauge 18 is arranged on the top surface of the base 4. When the penetration test is carried out, the falling hammer is required to be ensured to vertically fall on the top end of the probe rod, and the verticality of the two sliding rods is corrected through the level gauge, so that the requirement of the penetration test is met.
Preferably, the sounding instrument further comprises a trolley wheel frame 19 and two rollers 20, wherein the trolley wheel frame 19 is arranged on one side of the base 4, and the two rollers 20 are respectively arranged on two sides of the trolley wheel frame 19. The trolley wheel frame and the two rollers are arranged, so that the whole penetration sounding device can move on a construction site conveniently and can be moved to a test point position conveniently.
Preferably, the weight of the drop hammer 1 is 63.5Kg, the length of the probe 2 is 4.2cm, and the lengths of the two slide bars 5 are 76 cm. The weight of the drop hammer, the length of the probe rod and the length of the slide rod meet the standard of a heavy cone dynamic penetration test.
The penetrometer solves the problem that a 63.5kg drop hammer needs to be manually lifted when a heavy cone dynamic penetration test is carried out, the hammer does not need to be manually lifted, the test speed is accelerated, the labor intensity is reduced, and the safety of personnel operation is ensured.
According to the requirements of heavy cone dynamic penetration tests, a hollow support of the penetration tester is made of Q420 steel, a motor drives a driving gear to rotate rapidly, the driving gear drives a chain to rotate between an upper driven gear and a lower driven gear, a hook is arranged at the bottom of the chain, namely a bolt hung on the side face of a drop hammer is hooked when the lower driven gear is located, the drop hammer is lifted to the bottom face between hollows along a sliding rod along with the rotation of the chain, at the moment, a wedge-shaped stop block is inserted between the hook and the bolt to enable the hook to be separated from the bolt, the drop hammer freely falls along the sliding rod and falls to a probe rod at the bottom, and penetration; the motor rotates reversely to drive the hook to return to the original position and hook the bolt on the side face of the drop hammer again, and the movement is repeated and circulated until the test is finished. During the period, the limiting blocks arranged on the inner side of the chain touch the upper travel switch and the lower travel switch arranged at the top and the bottom of the hollow support so as to control the steering of the motor.
When carrying out heavy circular cone power penetration test at the scene, carry out this sounding appearance to the experimental position through the gyro wheel, on installation probe rod to base, level ground makes the spirit level bubble placed in the middle, and switch on motor power can carry out heavy circular cone power penetration test.
Claims (4)
1. The utility model provides an automatic heavy circular cone power sounding appearance, includes drop hammer and probe rod, its characterized in that: the falling hammer is arranged between the hollow support and the base, the falling hammer penetrates the two slide rods and slides along the two slide rods, the probe rod penetrates the base and is positioned below the falling hammer, the upper driven gear and the lower driven gear are respectively arranged on the upper part of the hollow support and above the base, the driving gear is arranged on one side of the two slide rods through a mounting plate, the chain is positioned in the hollow support and between the two slide rods and is meshed with the driving gear, the upper driven gear and the lower driven gear, the motor is arranged on the mounting plate and drives the driving gear to rotate, and the hook is arranged on the chain, the wedge dog is located cavity support bottom surface, the hammer side that falls is equipped with ties, the couple along with the chain removes hook when the driven gear position down the bolt of hammer side and along with the chain rotates and makes the hammer that falls follows the slide bar promotes to cavity support bottom, the wedge dog inserts make couple and tie break away from between couple and the bolt, go up travel switch and lower travel switch locate respectively cavity support top and bottom and through locating the inboard stopper trigger action of chain, go up travel switch and lower travel switch trigger action and control respectively the turning to of motor.
2. The automated heavy cone dynamic penetrometer of claim 1, wherein: the sounding instrument further comprises a level gauge, and the level gauge is arranged on the top surface of the base.
3. The automatic heavy cone dynamic penetrometer of claim 1 or 2, characterized in that: the sounding instrument further comprises a trolley wheel frame and two idler wheels, wherein the trolley wheel frame is arranged on one side of the base, and the two idler wheels are respectively arranged on two sides of the trolley wheel frame.
4. The automated heavy cone dynamic penetrometer of claim 3, wherein: the weight of the drop hammer is 63.5Kg, the length of the probe rod is 4.2cm, and the lengths of the two slide rods are 76 cm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810987858.XA CN108999167B (en) | 2018-08-28 | 2018-08-28 | Automatic heavy cone dynamic sounding instrument |
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CN201810987858.XA CN108999167B (en) | 2018-08-28 | 2018-08-28 | Automatic heavy cone dynamic sounding instrument |
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CN108999167A CN108999167A (en) | 2018-12-14 |
CN108999167B true CN108999167B (en) | 2020-07-28 |
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CN110242286B (en) * | 2019-07-03 | 2024-06-25 | 广东顺融检测科技股份有限公司 | Gravity type core hole inclinometer |
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SU1191522A1 (en) * | 1984-03-30 | 1985-11-15 | Производственный И Научно-Исследовательский Институт По Инженерным Изысканиям В Строительстве Госстроя Ссср | Arrangement for investigating soils |
CN201087344Y (en) * | 2007-08-02 | 2008-07-16 | 山东纵横地质工程有限公司 | Drill rod detection machine |
CN204435346U (en) * | 2014-12-01 | 2015-07-01 | 河南省电力勘测设计院 | A kind of automatic power cone penetrometer |
CN205483718U (en) * | 2016-01-16 | 2016-08-17 | 杭州建工建材有限公司 | Multi -functionally electronic hit real appearance |
CN107152018B (en) * | 2017-07-05 | 2022-05-03 | 中冶集团武汉勘察研究院有限公司 | Safe standard penetration test device and test method |
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