CN101684647B - Rotary type static sounding probe - Google Patents
Rotary type static sounding probe Download PDFInfo
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- CN101684647B CN101684647B CN2008101518915A CN200810151891A CN101684647B CN 101684647 B CN101684647 B CN 101684647B CN 2008101518915 A CN2008101518915 A CN 2008101518915A CN 200810151891 A CN200810151891 A CN 200810151891A CN 101684647 B CN101684647 B CN 101684647B
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Abstract
The invention relates to a rotary type static sounding probe comprising an excess water probe rod joint, a probe body, a storage rod and an abrasion reduction device, wherein the lower end of the excess water probe rod joint is provided with the abrasion reduction device, the abrasion reduction device is provided with a water outlet hole, the bottom end of the abrasion reduction device is connected with a transition joint, a main body of the transition joint comprises an upper connection seat, a lower connection head and a bearing seat positioned between the upper connection seat and the lower connection head, the upper end face and the lower end face of the bearing seat are respectively provided with a thrust ball bearing, the bottom end of the upper connection seat is provided with a central shaft which penetrates through the bearing seat and the thrust ball bearings of the bearing seat, the shaft end part of the central shaft is provided with a connection screw thread and a tightening nut, and the tightening nut is fixedly provided with a gland bush which enables the bearing seat, the storage rod and the probe body to be supported at a lower thrust ball bearing. The probe has simpler structure and convenient manufacture, repair and maintenance, enables the penetration pressure to be conducted into the storage rod and the probe body by the non-rotatable bearing seat and is beneficial to enhancing the penetration depth and ensuring the accuracy of sounding data.
Description
Technical field
The invention belongs to sounding device, particularly relate to the rotary type static sounding probe of engineering geologic investigation.
Background technology
Static sounding is to adopt the injection pressure of power source that the feeler inspection probe is pressed into a kind of engineer geological prospecting method that soil layer is implemented in-situ test.
In the prior art; No cable static sounding probe is is normally connected and composed by probing rod joint, storage-pole and probe body successively; The probe body can be single bridge probe or doube bridge probe, and storage-pole is to be provided with the storage device that the analog quantity that the probe body sensors is exported converts digital quantity and real-time storage into or is forwarded to ground receiving equipment.Frictional resistance when reducing the feeler lever injection and make static sounding probe reach certain feeler inspection degree of depth, the static sounding probe that has also is provided with friction reducing device, and friction reducing device mainly contains straight-tooth shape, cydariform etc.The on-position of friction reducing device is normally between probing rod joint and the storage-pole.
The utility model of patent No. 200720097128.X " static sounding equipment " discloses a kind of static sounding probe; It comprised water probing rod joint, storage-pole, probe body, drill bit and power conversion device; Drill bit is individually fixed in sleeve two ends with crossing the water probing rod joint, makes drill bit rotation under rig drives.Power conversion device is set in the sleeve, and this device is a thrust ball bearing, and its seat ring and sleeve fix, and blowout patche supports the electrical measurement probe.So-called electrical measurement probe comprises closed casing that memory is installed, be connected in the push rod of closed casing bottom and be connected in the conehead of push rod, and push rod is positioned at the centre bore of drill bit, and conehead is positioned at the bottom of drill bit, the blowout patche interference fit of push rod and thrust ball bearing.In addition, this static sounding probe also is provided with the inner sleeve with respect to sleeve, is the water channel that was communicated with the water probing rod joint between sleeve and the inner sleeve, and the weep hole of drill bit is connected with this water channel.Power conversion device has the rotation of drilling rod and drill bit and the static sounding electrical measurement probe function of rotation thereupon not.
Though above-mentioned static sounding probe helps improving the degree of depth of static sounding; But the push rod that has an electrical measurement probe and thrust ball bearing blowout patche fixedly owe reliable defective, the push rod of electrical measurement probe will be in the state of becoming flexible and lose efficacy when the penetration resistance of probe cone surpasses the friction of interference fit.In addition; Electrical measurement probe periphery is provided with drill bit and is communicated with the aquaporin of crossing of drill bit weep hole; Not only make diameter increase, the structure of static sounding probe become complicated, also will cause the shock vibration of the recirculated water of drill bit injection, influence the measuring accuracy of electrical measurement probe soil layer.Test shows, changes circulating water pressure, and corresponding reflection will appear in the Changing Pattern of its hydraulic pressure in the feeler inspection data.Therefore, can have reason to think that the augers that has weep hole is arranged on the accuracy that the probe bottommost will influence the static sounding data.
Summary of the invention
The present invention be the push rod that there is the electrical measurement probe in static sounding probe power conversion device in above-mentioned in order to solve " static sounding equipment " with the thrust ball bearing blowout patche owe fixedly that diameter reliable, static sounding probe is big, structure complicacy, drill bit influence the static sounding data accuracy technical problem and a kind of rotary type static sounding probe is proposed.
The present invention takes following technical scheme by the realization above-mentioned purpose: this static sounding probe is formed by crossing water probing rod joint, probe body, storage-pole and friction reducing device; It is characterized in that: cross water probing rod joint lower end and be provided with friction reducing device; Friction reducing device is provided with the center that is connected with mistake water probing rod joint water channel and crosses the water sidewalk for visually impaired people; The recess on friction reducing device surface is provided with its center crosses the weep hole that the water sidewalk for visually impaired people is connected, and said friction reducing device bottom is connected with transit joint, and this transit joint constitutes main body by upper connecting base, lower union joint and the bearing support between it; Lower union joint is threaded with bearing support; Said bearing support is provided with centre bore and the thrust ball bearing that is positioned at its upper and lower end face, and the bearing support upper surface is provided with the boss that engages with the respective thrust ball bearing, and said upper connecting base is provided with the central axis that connects bearing support and upper and lower end face thrust ball bearing thereof; The thrust ball bearing of bearing support upper surface is provided with the cup-shaped positioning sleeve that is set in the central axis shaft shoulder; The bearing support lower surface is provided with the hugging and the gland that is engaged in this thrust ball bearing of horizontally-arranged respective thrust ball bearing, and the shaft end of central axis is provided with the connecting thread and the nut of tightening gland, and said upper connecting base is connected in friction reducing device; Said lower union joint is connected with storage-pole, and storage-pole is connected with the probe body.
The present invention can also take following technical measures:
Said friction reducing device surface is provided with helicla flute, and its bottom land sets out the water hole.
Said friction reducing device is the cydariform friction reducing device, its longitudinal axis set out the water hole with top.
Said transit joint, the outside of its cup-shaped positioning sleeve is provided with protective jacket, and the one of which end is threaded with bearing support, and the other end and upper connecting base slip joint are respectively equipped with O-ring seal between protective jacket and upper connecting base and the bearing support.
Said transit joint is provided with O-ring seal between its lower union joint and the bearing support.
Said probe body is provided with the push rod support set that is connected in the storage-pole outer tube; The push rod support set is an inversed taper platform shape; The blind pipe that pressure sensor is set is fixed between the boss of storage-pole outer tube and push rod support set, and push rod is respectively equipped with the push rod limiting stand that engages with the inner chamber of push rod support set, and push rod upper end sphere engages with the sphere recess of blind pipe bottom surface; The push rod lower end is provided with the sharp body of awl, and the maximum gauge of the circular lower port of said push rod support set equals to bore sharp body cone bottom diameter.
Beneficial effect of the present invention and advantage are:
1, the friction reducing device that has a weep hole is positioned at the top of storage-pole; Weep hole is far away apart from the awl point body of probe body; The recirculated water of its injection can not produce shock vibration to the soil layer of boring sharp body contact, therefore can avoid the influence of circulation fluid to the feeler inspection data accuracy.The effect of the circulation fluid of the reaming of the spiral friction reducing device through having weep hole and injection simultaneously; Frictional resistance in the time of can reducing the feeler lever injection, favourable raising feeler inspection depth of penetration the results showed; Regular significantly change circulating water pressure; Its Changing Pattern is not reflection in the feeler inspection data, explains that the structure of this probe helps the accuracy of feeler inspection data, and can significantly improve the feeler inspection degree of depth.
2, the storage-pole of this probe is positioned at the bottom of friction reducing device, and the storage-pole outside needn't be provided with the aquaporin of crossing of recirculated water, not only makes sonde configuration simpler; Manufacturing, maintenance convenient; Also dwindle probe diameter, reduced penetration resistance, helped improving depth of penetration.
3, the upper connecting base of the transit joint of this probe reliably is connected with it with the upper and lower thrust ball bearing of locknut with bearing support and both ends of the surface thereof through its central axis; And can guarantee the concentricity of bearing support and central axis, in upper connecting base and central axis and drilling rod rotation synchronously, injection pressure is conducted in the probe body through non-rotary bearing support.
4, this probe except that suitable general rig do the rotation and the injection power source; Be particularly useful for the disclosed rotation main frame of utility model " rotation touch investigating car " of notification number CN201107310 and rotation touch investigating power source and the operational procedure thereof that the hydraulic pressure perforation device combines, the degree of depth of static sounding and speed are significantly improved.This probe of using the rotation touch investigating power source shows that with the contrast test that has the same specification static sounding probe now average depth of penetration improves nearly 10～30 meters, and feeler inspection speed improves 1.2 times.
5, the probe body of this probe can adopt the push rod support set of inversed taper platform shape, the less awl of cone bottom diameter then easy to use point body and help increasing the degree of depth of static sounding.
Description of drawings
Accompanying drawing 1 is this probe embodiments 1 structure partial generalized section.
Accompanying drawing 2 is Figure 1A portion zoomed-in views.
Accompanying drawing 3 is this probe embodiments 2 structure partial generalized sections.
Label among the figure: 1 crosses the water probing rod joint, 2 friction reducing devices, and 2-1 crosses at the center water sidewalk for visually impaired people, 2-2 weep hole, 2-3 double-screw bolt, 3 upper connecting bases, 3-1 central axis; The 3-2 locknut, the last thrust ball bearing of 4a, thrust ball bearing under the 4b, 5 cup-shaped positioning sleeves, 6 protective jackets, 6-1 O-ring seal, 7 bearing supports; 8 glands, 9 lower union joints, 9-1 sealing ring, 10 storage-pole, 10-1 outer tube, 10-2 Connection Block; 10-3 electronics storehouse, 11 probe bodies, the 11-1 blind pipe, 11-2 push rod support set, 11-3 push rod, 11-4 are bored sharp body.
The specific embodiment
Further specify the present invention below in conjunction with embodiment and accompanying drawing thereof.
Like Fig. 1,2 illustrated embodiments 1; Cross the water probing rod joint 1 lower end friction reducing device 2 that is threaded; Friction reducing device is provided with the center that is connected with mistake water probing rod joint water channel and crosses water sidewalk for visually impaired people 2-1, and this friction reducing device surface is provided with helicla flute, and its bottom land setting is crossed the weep hole 2-2 that the water sidewalk for visually impaired people is connected with its center.The bottom of friction reducing device 2 connects transit joint by double-screw bolt 2-3.
Transit joint constitutes main body by upper connecting base 3, lower union joint 9 and the bearing support between it 7, and lower union joint 9 is threaded with bearing support 7, is provided with sealing ring 9-1 between it.
Upper connecting base 3 is provided with the central axis 3-1 that connects bearing support 7 and upper and lower thrust ball bearing thereof, and last thrust ball bearing 4a is provided with the cup-shaped positioning sleeve 5 that is set in the central axis 3-1 shaft shoulder.Bearing support 7 lower surfaces are provided with the hugging and the gland 8 that is engaged in down thrust ball bearing of horizontally-arranged thrust ball bearing 4b down, and the shaft end of central axis 3-1 is provided with the connecting thread and the nut 3-2 of tightening gland 8.
Cup-shaped positioning sleeve 5 outsides of last thrust ball bearing 4a are provided with protective jacket 6, and its lower end is threaded with bearing support 7, and upper end and upper connecting base 3 surface grooves are slidingly connected.Be respectively equipped with O-ring seal 6-1 between protective jacket 6 and upper connecting base 3 and the bearing support 7.
This transit joint is connected in storage-pole 10 through lower union joint 9, and probe body 11 upper ends are connected in storage-pole 10.
Transit joint decomposes the torque and the injection pressure of feeler lever or drilling rod, and wherein upper connecting base 3 and central axis thereof are the rotary parts that is supported in upper and lower thrust ball bearing, and bearing support 7, lower union joint 9 are on-rotatably moving parts.
The structure of transit joint 3 is identical with Fig. 1 embodiment 1, the bottom of transit joint 3 storage-pole that is threaded.
Storage-pole is made up of outer tube 10-1, Connection Block 10-2 and electronics storehouse 10-3, and Connection Block 10-2 is fixed in outer tube 10-1 port, and electronics storehouse 10-3 is set in the protecting pipe 3.
The probe body is by the push rod support set 11-2 of inversed taper platform shape, the blind pipe 11-1 that pressure sensor is set, push rod 11-3 and bore sharp body 11-4 and constitute; Push rod support set 11-2 is threadedly connected to the bottom of storage-pole; Blind pipe 11-1 is fixed between the boss of storage-pole outer tube 10-1 and push rod support set 11-2; Push rod 11-3 is respectively equipped with the push rod limiting stand that engages with the inner chamber of push rod support set 11-2; Push rod 11-3 upper end sphere engages with the sphere recess of blind pipe 11-1 bottom surface, push rod 11-3 lower end fixed cone point body 11-4.The maximum gauge of the circular lower port of push rod support set 11-2 equals to bore the cone bottom diameter of sharp body 11-4, and boring sharp body projected area can be at 2-10cm
2Select in the scope.
The electronics storehouse 10-3 of embodiment 2 selects for use and meets the data storage that static sounding national sector standard " railway engineering geology in-situ test rules TB10018-2003 " requires; Also can select the storage device of rotation touch investigating equipment for use; This storage device is made up of analog quantity shaping amplification circuit, master cpu, holder, clock circuit and communication interface and battery power; Wherein master cpu, holder, clock circuit and communication interface constitute single-chip microcomputer; The output of analog quantity shaping amplification circuit is connected in master cpu analog quantity input; Clock circuit is synchronized with the ground receiving and processing device, and communication interface is accomplished the setting of storage exchanges data and storage device basic parameter.
Claims (5)
1. rotary type static sounding probe; Forms by crossing water probing rod joint, probe body, storage-pole and friction reducing device, it is characterized in that: mistake water probing rod joint lower end is provided with friction reducing device, and friction reducing device is provided with the center that is connected with mistake water probing rod joint water channel and crosses the water sidewalk for visually impaired people; The recess on friction reducing device surface is provided with its center crosses the weep hole that the water sidewalk for visually impaired people is connected; Said friction reducing device bottom is connected with transit joint, and this transit joint constitutes main body by upper connecting base, lower union joint and the bearing support between it, and lower union joint is threaded with bearing support; Said bearing support is provided with centre bore and the thrust ball bearing that is positioned at its upper and lower end face; The bearing support upper surface is provided with the boss that engages with the respective thrust ball bearing, and said upper connecting base is provided with the central axis that connects bearing support and upper and lower end face thrust ball bearing thereof, and the thrust ball bearing of bearing support upper surface is provided with the cup-shaped positioning sleeve that is set in the central axis shaft shoulder; The bearing support lower surface is provided with the hugging and the gland that is engaged in this thrust ball bearing of horizontally-arranged respective thrust ball bearing; The shaft end of central axis is provided with the connecting thread and the nut of tightening gland, and said upper connecting base is connected in friction reducing device, and said lower union joint is connected with storage-pole; Storage-pole is connected with the probe body; Said probe body is provided with the push rod support set that is connected in the storage-pole outer tube, and the push rod support set is an inversed taper platform shape, and the blind pipe that pressure sensor is set is fixed between the boss of storage-pole outer tube and push rod support set; Push rod is respectively equipped with the push rod limiting stand that engages with the inner chamber of push rod support set; Push rod upper end sphere engages with the sphere recess of blind pipe bottom surface, and the push rod lower end is provided with the sharp body of awl, and the maximum gauge of the circular lower port of said push rod support set equals to bore sharp body cone bottom diameter.
2. rotary type static sounding probe according to claim 1 is characterized in that: said friction reducing device surface is provided with helicla flute, and its bottom land sets out the water hole.
3. rotary type static sounding probe according to claim 1 is characterized in that: said friction reducing device is the cydariform friction reducing device, its longitudinal axis set out the water hole with top.
4. rotary type static sounding probe according to claim 1; It is characterized in that: said transit joint; The outside of its cup-shaped positioning sleeve is provided with protective jacket; The one of which end is threaded with bearing support, and the other end and upper connecting base slip joint are respectively equipped with O-ring seal between protective jacket and upper connecting base and the bearing support.
5. rotary type static sounding probe according to claim 1 is characterized in that: said transit joint is provided with O-ring seal between its lower union joint and the bearing support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101518915A CN101684647B (en) | 2008-09-26 | 2008-09-26 | Rotary type static sounding probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101518915A CN101684647B (en) | 2008-09-26 | 2008-09-26 | Rotary type static sounding probe |
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| Publication Number | Publication Date |
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| CN101684647A CN101684647A (en) | 2010-03-31 |
| CN101684647B true CN101684647B (en) | 2012-08-01 |
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| CN2008101518915A Active CN101684647B (en) | 2008-09-26 | 2008-09-26 | Rotary type static sounding probe |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817346B (en) * | 2012-08-27 | 2014-06-11 | 东南大学 | Acoustic static sounding probe used for site identification |
| CN103439038B (en) * | 2013-07-11 | 2015-07-22 | 重庆水利电力职业技术学院 | Device for measuring consolidation force of tree root system to soil |
| CN103643704B (en) * | 2013-12-21 | 2015-11-18 | 佛山市新城开发建设有限公司 | A kind of for detecting immersed tube tunnel sand basis compactness inspection instrument |
| CN110273412A (en) * | 2019-06-24 | 2019-09-24 | 中交第三航务工程勘察设计院有限公司 | A kind of deep hole static sounding device |
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|---|---|---|---|---|
| JP2002275877A (en) * | 2001-03-14 | 2002-09-25 | Masayoshi Shiraishi | Plumb-bob type dynamic cone penetration tester |
| CN2519290Y (en) * | 2001-05-23 | 2002-10-30 | 梁军 | Injection device of self press type static contact search apparatus |
| CN201074320Y (en) * | 2007-08-17 | 2008-06-18 | 马吉敏 | Static sounding apparatus |
| CN201074319Y (en) * | 2007-08-17 | 2008-06-18 | 杨砚儒 | Static sounding two-bridge probe |
| CN201103119Y (en) * | 2007-09-25 | 2008-08-20 | 铁道第三勘察设计院集团有限公司 | Drilling bit structure for rotating feeler inspection |
| CN201272960Y (en) * | 2008-09-26 | 2009-07-15 | 铁道第三勘察设计院集团有限公司 | Rotary static sounding probe |
-
2008
- 2008-09-26 CN CN2008101518915A patent/CN101684647B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002275877A (en) * | 2001-03-14 | 2002-09-25 | Masayoshi Shiraishi | Plumb-bob type dynamic cone penetration tester |
| CN2519290Y (en) * | 2001-05-23 | 2002-10-30 | 梁军 | Injection device of self press type static contact search apparatus |
| CN201074320Y (en) * | 2007-08-17 | 2008-06-18 | 马吉敏 | Static sounding apparatus |
| CN201074319Y (en) * | 2007-08-17 | 2008-06-18 | 杨砚儒 | Static sounding two-bridge probe |
| CN201103119Y (en) * | 2007-09-25 | 2008-08-20 | 铁道第三勘察设计院集团有限公司 | Drilling bit structure for rotating feeler inspection |
| CN201272960Y (en) * | 2008-09-26 | 2009-07-15 | 铁道第三勘察设计院集团有限公司 | Rotary static sounding probe |
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| CN101684647A (en) | 2010-03-31 |
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| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Xinjun Inventor after: Yang Huaiyu Inventor after: Hao Yongsheng Inventor after: Wang Fu Inventor before: Chen Xinjun Inventor before: Yang Huaiyu Inventor before: Hao Yongsheng |
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Free format text: CORRECT: INVENTOR; FROM: CHEN XINJUN YANG HUAIYU HAO YONGSHENG TO: CHEN XINJUN YANG HUAIYU HAO YONGSHENG WANG FU |
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Address after: 300251 No. 10 Minjiang Road, Minquan gate, Tianjin, Hebei District Patentee after: China Railway Design Group Limited Address before: 300251 No. 10 Minjiang Road, Minquan gate, Tianjin, Hebei District Patentee before: China Railway Third Survey and Design Institute Group Ltd. |
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