CN208996012U - A kind of anti-bias formula static penetrometer - Google Patents
A kind of anti-bias formula static penetrometer Download PDFInfo
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- CN208996012U CN208996012U CN201821611951.2U CN201821611951U CN208996012U CN 208996012 U CN208996012 U CN 208996012U CN 201821611951 U CN201821611951 U CN 201821611951U CN 208996012 U CN208996012 U CN 208996012U
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- feeler lever
- rack
- guide cylinder
- sliding panel
- sliding
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Abstract
The utility model relates to a kind of anti-bias formula static penetrometers, belong to geotechnical engineering investigation apparatus field, including feeler lever and the probe of feeler lever end is set, feeler lever is arranged in a rack, rack is provided with guiding device close to ground side, guiding device includes the support frame connecting with rack, it passes vertically through the guide cylinder of support frame and clamps the clamping piece of guide cylinder, feeler lever is identical as the central axis of guide cylinder, guide cylinder is located at the underface of feeler lever, the direction sliding perpendicular to ground is provided with the sliding panel connecting with feeler lever far from ground surface end in rack, rack top is provided with servo motor, screw rod is coaxially connected on the output shaft of servo motor, screw rod is threadedly coupled through sliding panel and with sliding panel, pass through guiding device, when so that encountering pan soil during feeler lever injection, transverse shifting will not occur, so that Measurement result is more accurate.
Description
Technical field
The utility model relates to geotechnical engineering investigation apparatus fields, more particularly, to a kind of anti-bias formula static penetrometer.
Background technique
Static penetrometer is suitable in civil construction project, the city of general clay, weak soil, loess and close sand soil area
Political affairs, highway, engineering foundation soil in-situ test.For finding out that stratum in variation vertically and horizontally, carries out mechanics layering, really
A possibility that determining natural foundation bearing capacity and estimation bearing capacity of single pile, differentiating sand liquefaction, determine weak soil not drain shearing resistance strong
Degree, provides the parameter of load-carrying capacity of soft soil foundation and slope stability.
Authorization Notice No. is that the Chinese patent of CN201678993U discloses a kind of static penetrometer, which includes feeler lever
Part, probe；Feeler lever component includes at least feeler lever, and feeler lever component is arranged with several Counterboring apparatus in its longitudinal direction.This reality
With the static sounding device in novel when carrying out cone penetration test, Counterboring apparatus can be formed in the soil body than feeler lever diameter
Big test hole avoids feeler lever and soil body whole process in penetration process from being in close contact and generate huge frictional force, makes static sounding
Depth of penetration required for test is more easily reachd in test.
But above-mentioned static penetrometer has any to be disadvantageous in that, during injection, when encountering pan soil, very
It is easy to cause feeler lever to move along radial generation is larger, to influence measurement result.
Utility model content
The purpose of this utility model is to provide a kind of anti-bias formula static penetrometers, have in depth injection or encounter pan soil
When, feeler lever moves radially small advantage.
The above-mentioned purpose of the utility model has the technical scheme that
Including feeler lever and the probe of feeler lever end is arranged in a kind of anti-bias formula static penetrometer, and the feeler lever setting exists
In one rack, the rack is provided with guiding device close to ground side, and the guiding device includes the support connecting with rack
Frame, the guide cylinder for passing vertically through support frame as described above and the clamping piece for clamping guide cylinder, the central axis of the feeler lever and guide cylinder
Line is identical, and the guide cylinder is located at the underface of feeler lever, in the rack along the direction sliding perpendicular to ground be provided with
The sliding panel that feeler lever is connected far from ground surface end, the rack top are provided with servo motor, on the output shaft of the servo motor
It is coaxially connected with screw rod, the screw rod is threadedly coupled through sliding panel and with sliding panel.
Implement above-mentioned technical proposal, when being detected, the position of guide cylinder is adjusted by clamping piece first, so that guide cylinder
Central axis be overlapped with the central axis of feeler lever；Then start servo motor, since screw rod is threadedly coupled with sliding panel,
The feeler lever on sliding panel and probe meeting can be arranged at this time in vertical direction slide downward in sliding panel to screw rod while rotating
Driven by servo motor to pass through guide cylinder and be pressed into ground, the movement of feeler lever will be limited in the range of guide cylinder, because
This is in depth injection or when encountering pan soil, and feeler lever is also less prone to the phenomenon that moving radially, so as to improve the standard of detection
Exactness.
Further, the clamping piece include screw thread wear on the support frame and be located at guide cylinder two sides abutting bolt, two
Abutting bolt described in side is provided with the arc panel for matching and being bonded with guide cylinder sidewall shape close to one end of guide cylinder.
Implement above-mentioned technical proposal, turn abutting bolt, drives arc panel to lean on to the side wall of guide cylinder so that pushing against bolt
Closely, there can be good withstanding effect after two sides arc panel is fitted on guide cylinder to guide cylinder, so that guide cylinder and feeler lever
Central axis be consistent, be not susceptible to deviate.
Further, the arc-shaped cross-section of the arc panel is semicircle, is provided on the edges of boards of arc panel described in two sides
The supporting plate being bonded to each other, two supporting plates are bolted by connection.
Implement above-mentioned technical proposal, the medial surface of arc panel is bonded with guide cylinder, and two supporting plates being oppositely arranged mutually are affixed
It closes, is bolted by connection, keep the two relatively fixed, be not susceptible to deviate.
Further, the arc panel is provided with rubber slab on the intrados of guide cylinder side.
Implement above-mentioned technical proposal, after rubber slab is pushed against on the side wall of guide cylinder, so that the side wall of guide cylinder will not be with
Arc panel directly contacts, and since rubber slab is soft, the side wall of guide cylinder can be made to be not easy after fitting on guide cylinder
There is scratch and is not susceptible to deformation.
Further, the two sides in the rack positioned at sliding panel offer guide groove, and the both ends of the sliding panel are provided with
The sliding block to match with guide groove.
Implement above-mentioned technical proposal, for sliding panel in sliding, the sliding block of sliding panel two sides will be along the length of guide groove
Direction generates sliding, to play a guiding role to sliding panel, sliding panel is normally slided along vertical direction.
Further, the end of the sliding block face guide groove is provided with ball.
Implement above-mentioned technical proposal, the setting of ball so that sliding friction of the sliding block in sliding slot becomes rolling friction, from
And make sliding panel more smoothly along moving for the length direction of sliding slot.
Further, the feeler lever is provided with flange close to one end of sliding panel, and several fixed spiral shells are equipped on the flange
Bolt, the feeler lever are connect by the fixing bolt being threaded through on flange with sliding panel.
Implement above-mentioned technical proposal, feeler lever is connect with sliding panel by the fixing bolt on flange, can detected
Bi Hou removes fixing bolt from flange, and feeler lever can be separated from sliding panel, achieve the effect that convenient disassembly.
Further, it is provided with water tank in the rack, water inlet, the water tank are provided at the top of the water tank
Water outlet is offered on the side wall of bottom, is provided with sealing cover on the water outlet.
Implement above-mentioned technical proposal, in detection, in order to avoid feeler lever rack when being inserted into ground to a certain extent
Gravity is less than the resistance on ground and jacks up rack, therefore is provided with the water tank for increasing rack weight on the rack, past
Water inlet inner canister full water, so that the weight of rack is greater than the resistance on ground, to allow feeler lever can be under the drive of screw rod smoothly
It is inserted into ground.
In conclusion the utility model has the following beneficial effects:
One, the feeler lever and probe being arranged on sliding panel driven by servo motor can pass through guide cylinder and be pressed into ground
The movement in face, feeler lever will be limited in the range of guide cylinder, therefore in depth injection or when encountering pan soil, feeler lever is also not easy
The phenomenon that moving radially, so as to improve the accuracy of detection;
Two, the water tank for increasing rack weight is provided in rack, toward water inlet inner canister full water, so that the weight of rack
Amount is greater than the resistance on ground, to allow feeler lever that can smoothly be inserted into ground under the drive of screw rod, avoids feeler lever on insertion ground
When rack gravity be less than ground resistance and rack is jacked up.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the portion the A enlarged drawing in Fig. 2；
Fig. 3 is the structural schematic diagram that the utility model embodiment hides rack, water tank and guiding device.
Appended drawing reference: 1, feeler lever；11, it pops one's head in；12, flange；121, fixing bolt；2, rack；21, servo motor；211,
Screw rod；22, guide groove；23, water tank；231, water inlet；232, water outlet；2321, sealing cover；3, guiding device；31, it supports
Frame；32, guide cylinder；33, bolt is pushed against；331, arc panel；3311, supporting plate；3312, bolt is connected；332, rubber slab；4, it slides
Plate；41, sliding block；411, ball.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
As shown in Figure 1,3, including feeler lever 1 and the probe of 1 end of feeler lever is arranged in a kind of anti-bias formula static penetrometer
11, feeler lever 1 is arranged in a rack 2, and the direction sliding perpendicular to ground is provided with sliding panel 4, sliding panel in rack 2
4 connect with feeler lever 1 far from ground surface end, and 2 top of rack is provided with servo motor 21, coaxially connected on the output shaft of servo motor 21
There is screw rod 211, screw rod 211 extends straight down, and screw rod 211 is threadedly coupled through sliding panel 4 and with sliding panel 4.
Then start servo motor 21, since screw rod 211 is threadedly coupled with sliding panel 4, screw rod 211 is in the same of rotation
When sliding panel 4 feeler lever 1 on sliding panel 4 can be set at this time and probe 11 can be from dynamic pressure in vertical direction slide downward
Enter ground, does not need manually to depress；And servo motor 21 is inverted, feeler lever 1 can be extracted automatically, not need artificial flower
Take a large amount of strength to extract.
As shown in Figure 1, 2, rack 2 is provided with guiding device 3 close to ground side, and guiding device 3 includes connecting with rack 2
Support frame 31, the guide cylinder 32 for passing vertically through support frame 31 and the clamping piece for clamping guide cylinder 32, feeler lever 1 and guide cylinder 32
Central axis is identical, and guide cylinder 32 is located at the underface of feeler lever 1.The position of guide cylinder 32 is adjusted by clamping piece, so that guiding
The central axis of cylinder 32 is overlapped with the central axis of feeler lever 1, and the movement of feeler lever 1 will be limited in the range of guide cylinder 32, because
, in depth injection or when encountering pan soil, feeler lever 1 is also less prone to the phenomenon that moving radially for this.
As shown in Figure 1, 2, clamping piece includes that screw thread is threaded through the abutting spiral shell on support frame 31 and being located at 32 two sides of guide cylinder
Bolt 33, two sides push against bolt 33 and are provided with arc panel 331, the arc-shaped cross-section of arc panel 331 close to one end of guide cylinder 32
For semicircle, it is provided with the supporting plate 3311 being bonded to each other on the edges of boards of two sides arc panel 331, two supporting plates 3311 pass through connection
Bolt 3312 connects, and arc panel 331 is provided with rubber slab 332 on the intrados of 32 side of guide cylinder, and rubber slab 332 pushes against
After on the side wall of guide cylinder 32, so that the side wall of guide cylinder 32 will not directly be contacted with arc panel 331, and due to rubber slab
332 is soft, and the side wall of guide cylinder 32 can be made not tend to have scratch after fitting on guide cylinder 32 and be not susceptible to deformation.
The medial surface of arc panel 331 is bonded with guide cylinder 32, and two supporting plates 3311 being oppositely arranged mutually fit, and passes through company
Connecting bolt 3312 connects, and keeps the two relatively fixed, is not susceptible to deviate.
As shown in Figure 1,3, the two sides in rack 2 positioned at sliding panel 4 offer guide groove 22, the both ends setting of sliding panel 4
There is the sliding block 41 to match with guide groove 22, the end of 41 face guide groove 22 of sliding block is provided with ball 411；The setting of ball 411
So that sliding friction of the sliding block 41 in sliding slot becomes rolling friction, so that length direction of the sliding panel 4 along sliding slot
Movement is more smoothly.In sliding, the sliding block 41 of 4 two sides of sliding panel will produce sliding panel 4 along the length direction of guide groove 22
Raw sliding, to play a guiding role to sliding panel 4, enables sliding panel 4 normally to slide along vertical direction.
As shown in Figure 1,3, feeler lever 1 is detachably arranged on sliding panel 4, and feeler lever 1 is provided with close to one end of sliding panel 4 and turns over
Side 12, several fixing bolts 121 are equipped on flange 12, and feeler lever 1 passes through the fixing bolt 121 being threaded through on flange 12 and sliding
Plate 4 connects；Feeler lever 1 is connect with sliding panel 4 by the fixing bolt 121 on flange 12, it can be after detection, fixed
Bolt 121 is removed from flange 12, and feeler lever 1 can be separated from sliding panel 4, has achieved the effect that convenient disassembly.
As shown in Figure 1, rack 2 is provided with water tank 23 close to the side on ground, the top of water tank 23 is provided with water inlet
231, water tank 23 offers water outlet 232 on the side wall of bottom, and sealing cover 2321 is provided on water outlet 232；It is visiting
When survey, in order to avoid the gravity of the rack 2 when being inserted into ground of feeler lever 1 to be less than the resistance on ground to a certain extent and by rack 2
It jacks up, therefore is provided with the water tank 23 for increasing by 2 weight of rack in rack 2, filled in water tank by water inlet 231
Full water, so that the weight of rack 2 is greater than the resistance on ground, so that feeler lever 1 be allowed smoothly can be inserted into ground under the drive of screw rod 211
Face.
Specific work process: when being detected, first being clamped guide cylinder 32 with two pieces of arc panels 331, so that guiding
The central axis of cylinder 32 is overlapped with the central axis of feeler lever 1；Then start servo motor 21, due to screw rod 211 and 4 spiral shell of sliding panel
Line connection, therefore sliding panel 4 can be arranged at this time on sliding panel 4 screw rod 211 in vertical direction slide downward while rotating
Feeler lever 1 and probe 11 can be passed through under the drive of servo motor 21 and guide cylinder 32 and be pressed into ground, the movement of feeler lever 1 will
It is limited in the range of guide cylinder 32, therefore in depth injection or when encountering pan soil, feeler lever 1, which is also less prone to, to be moved radially
Phenomenon, so as to improve the accuracy of detection.
Claims (8)
1. a kind of anti-bias formula static penetrometer, the probe (11) including feeler lever (1) and setting in feeler lever (1) end, feature
Be: the feeler lever (1) is arranged on a rack (2), and the rack (2) is provided with guiding device (3), institute close to ground side
Stating guiding device (3) includes the support frame (31) connecting with rack (2), the guide cylinder (32) for passing vertically through support frame as described above (31)
And the clamping piece of clamping guide cylinder (32), the feeler lever (1) is identical as the central axis of guide cylinder (32), the guide cylinder
(32) it is located at the underface of feeler lever (1), is provided with and feeler lever (1) on the rack (2) along the direction sliding perpendicular to ground
Sliding panel (4) far from ground surface end connection, rack (2) top are provided with servo motor (21), the servo motor (21)
Output shaft on be coaxially connected with screw rod (211), the screw rod (211) through sliding panel (4) and with sliding panel (4) screw thread connect
It connects.
2. a kind of anti-bias formula static penetrometer according to claim 1, it is characterised in that: the clamping piece includes that screw thread is worn
It is located on support frame (31) and is located at the abutting bolt (33) of guide cylinder (32) two sides, abutting bolt (33) described in two sides is close to be led
The arc panel (331) for matching and being bonded with guide cylinder (32) sidewall shape is provided with to one end of cylinder (32).
3. a kind of anti-bias formula static penetrometer according to claim 2, it is characterised in that: the arc of the arc panel (331)
Shape cross section is semicircle, is provided with the supporting plate (3311) being bonded to each other on the edges of boards of arc panel (331) described in two sides, two
The supporting plate (3311) passes through connection bolt (3312) connection.
4. a kind of anti-bias formula static penetrometer according to claim 3, it is characterised in that: the arc panel (331) is close
Rubber slab (332) are provided on the intrados of guide cylinder (32) side.
5. a kind of anti-bias formula static penetrometer according to claim 1, it is characterised in that: be located on the rack (2) and slide
The two sides of movable plate (4) offer guide groove (22), and the both ends of the sliding panel (4) are provided with the sliding block to match with guide groove (22)
(41)。
6. a kind of anti-bias formula static penetrometer according to claim 5, it is characterised in that: sliding block (41) the face guiding
The end of slot (22) is provided with ball (411).
7. a kind of anti-bias formula static penetrometer according to claim 1, it is characterised in that: the feeler lever (1) is close to sliding
One end of plate (4) is provided with flange (12), is equipped with several fixing bolts (121) on the flange (12), and the feeler lever (1) is logical
The fixing bolt (121) being threaded through on flange (12) is crossed to connect with sliding panel (4).
8. a kind of anti-bias formula static penetrometer according to claim 1, it is characterised in that: be provided on the rack (2)
Water tank (23) is provided with water inlet (231) at the top of the water tank (23), side wall of the water tank (23) close to bottom
On offer water outlet (232), be provided with sealing cover (2321) on the water outlet (232).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611951.2U CN208996012U (en) | 2018-09-29 | 2018-09-29 | A kind of anti-bias formula static penetrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611951.2U CN208996012U (en) | 2018-09-29 | 2018-09-29 | A kind of anti-bias formula static penetrometer |
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| Publication Number | Publication Date |
|---|---|
| CN208996012U true CN208996012U (en) | 2019-06-18 |
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ID=66803111
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821611951.2U Active CN208996012U (en) | 2018-09-29 | 2018-09-29 | A kind of anti-bias formula static penetrometer |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026705A (en) * | 2021-03-16 | 2021-06-25 | 镇江市工程勘测设计研究院有限公司 | Static penetrometer capable of reducing downward-sounding inclination and inclination alarming method thereof |
| CN115217085A (en) * | 2022-07-23 | 2022-10-21 | 镇江市勘察测绘研究院有限公司 | Static sounding device and static sounding test method |
| CN115217085B (en) * | 2022-07-23 | 2024-04-26 | 镇江市勘察测绘研究院有限公司 | Static cone penetration test device and static cone penetration test method |
-
2018
- 2018-09-29 CN CN201821611951.2U patent/CN208996012U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026705A (en) * | 2021-03-16 | 2021-06-25 | 镇江市工程勘测设计研究院有限公司 | Static penetrometer capable of reducing downward-sounding inclination and inclination alarming method thereof |
| CN115217085A (en) * | 2022-07-23 | 2022-10-21 | 镇江市勘察测绘研究院有限公司 | Static sounding device and static sounding test method |
| CN115217085B (en) * | 2022-07-23 | 2024-04-26 | 镇江市勘察测绘研究院有限公司 | Static cone penetration test device and static cone penetration test method |
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