CN207992019U - A kind of pile pile low strain integrity testing instrument - Google Patents
A kind of pile pile low strain integrity testing instrument Download PDFInfo
- Publication number
- CN207992019U CN207992019U CN201820432705.4U CN201820432705U CN207992019U CN 207992019 U CN207992019 U CN 207992019U CN 201820432705 U CN201820432705 U CN 201820432705U CN 207992019 U CN207992019 U CN 207992019U
- Authority
- CN
- China
- Prior art keywords
- pile
- mounting plate
- low strain
- testing instrument
- integrity testing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model is related to the detection devices of engineering construction, specifically disclose a kind of pile pile low strain integrity testing instrument, including pneumatic cylinder and it is set to the detection hammer body for mutually being hit with pile pile of pneumatic cylinder end, it is provided on the pneumatic cylinder for fixing its fixing device on pile pile, the fixing device includes the mounting plate being mounted on pneumatic cylinder, it is slidably mounted on the first of mounting plate both ends and pushes against block and the second abutting block, and for driving the first abutting block and second to push against the actuator that block is close to each other or is located remotely from each other, its key points of the technical solution are that, have the advantages that improve the accuracy of detection data.
Description
Technical field
The utility model is related to the detection device of engineering construction, more particularly to a kind of pile pile low strain integrity testing instrument.
Background technology
Building pile pile is the foundation of building structure, directly influences the stability of building.To ensure that building subsequently makes
With good stability is kept in the process, after building pile pile completes construction, it is both needed to carry out adaptability to changes detection to pile pile.
The detection of pile pile includes low strain integrity testing and high strain monitoring.Wherein, low strain integrity testing need to pass through detection device
The top of pile pile is tapped, applies accumulation signal and generates stress wave, which encounters along pile body down communication process
Non-continuous face（Such as the defects of honeycomb, folder mud, fracture, hole）When with stake bottom surface, transmitted wave will be generated, tests and analyzes transmitted wave
Propagation time, amplitude and wave character, it will be able to judge pile integrity.
However, existing low strain integrity testing device is mostly to be detected by man-hour manually hand-held hammer body, there is offset and hands
The case where shake, causes measurement data inaccurate, its accuracy of detection is caused to be difficult to reach requirement.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of pile pile low strain integrity testing instrument,
Have the advantages that improve the accuracy of detection data.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of pile pile low strain integrity testing instrument, including pneumatic cylinder and be set to pneumatic cylinder end for mutually being hit with pile pile
Hammer body is detected, is provided on the pneumatic cylinder for fixing its fixing device on pile pile, the fixing device includes installation
Mounting plate on pneumatic cylinder is slidably mounted on the first of mounting plate both ends and pushes against block and second and pushes against block and for driving
First abutting block and second pushes against the actuator that block is close to each other or is located remotely from each other.
So set, under the driving of actuator, under the circumferential limit of mounting plate so that the first abutting block and second supports
Tight block is close to each other or is located remotely from each other so that detector can adapt to the measurement of different tube diameters pile pile；Block and the are pushed against when first
Two push against blocks it is close to each other when, and finally with pile pile outer wall push against so that detection hammer body in detection process, it is not easy to occur because
Cause to detect hammer body drift condition to be handshaking, the accuracy of detection data is improved with this.
Further preferably：There are two the fixing device settings, and the mounting plate in two fixing devices is in
Angle is arranged.
So set, being arranged to two and the angled setting of mounting plate by fixing device so that have two on pile pile
A first abutting block and two second push against blocks and in shifting to install, from different perspectives on carry out abutting fixation so that detection hammer
Body, which can more be stablized, is detected pile pile, is not in push against the inclined of block because of single first abutting block or single second
It moves, the end for detecting hammer body will not be caused to be at an angle of with pile pile, do not have face, the accuracy of detection data is improved with this.
Further preferably：The rotation pipe with pneumatic cylinder phase form fit, institute are provided on one of mounting plate
Other one piece of mounting plate is stated to be rotatably installed in rotation pipe.
So set, by the way that rotation pipe is arranged on one of mounting plate so that in addition one piece of mounting plate can rotate, i.e.,
Block and second can be pushed against with mounted thereto first and pushes against block rotation, be not limited in unidirectional angle so that in addition one
The first abutting block and the second abutting block on block mounting plate can change angle and be adjusted, most firm to be adjusted to push against with pile pile
Solid angle so that detection hammer body connect with pile pile more securely, reduce detect hammer body deviate possibility, ensure to examine with this
The accuracy of measured data.
And there is bad the first abutting blocks of installation in some positions and second to push against block, thus converts angle to select just
In the position of installation, while without influence on the type that is connected firmly of detection hammer body and pile pile, have the advantages that convenient for construction.
Further preferably：Actuator includes the Bidirectional-screw being rotatably installed in mounting plate, and the Bidirectional-screw passes through
First abutting block and second is pushed against and is threadedly coupled therewith.
So set, by the rotation of Bidirectional-screw, the first abutting block and the second abutting is driven to open close to each other or mutual
Separate, the distance moved in cooperation is identical so that detection hammer body, which reaches first and pushes against block and second, pushes against the distance phase always of block
Deng that is, when detecting pile pile, detection hammer body is opposite with the axle center of pile pile always so that the sectional area that detects down of detection hammer body is most
Comprehensively, the occurrence of will not being located at side because of detection hammer body, other side on the other side is caused to can't detect so that
Detection data is more comprehensive and accurate.
Further preferably：The actuator includes the first bevel gear being mounted on Bidirectional-screw and is rotatably arranged on
On mounting plate and the drive rod extended to outside mounting plate and be meshed on drive rod and with first bevel gear second
Bevel gear.
So set, due to directly rotating Bidirectional-screw, there is the case where squeezing Bidirectional-screw, be easy to cause the first abutting
The moving displacement of block and the second abutting block differs, and causes the axle center for detecting hammer body and pile pile not have opposite, is driven by rotating
Bar drives second bevel gear rotation, drives first bevel gear rotation, final that Bidirectional-screw rotation, Bidirectional-screw is driven not to send out
Raw relative displacement squeezes stress, thereby guarantees that the displacement distance of the first abutting block and the second abutting block is identical, ensures to examine with this
Measured data is more comprehensive and accurate.
Further preferably：It is both provided on the first abutting block and the second abutting block for increasing and pile pile contact surface
Product arc panel.
So set, increasing the contact area with pile pile by arc panel, increase the frictional force opposite with pile pile, with this
The first possibility for pushing against block and the second abutting block sliding is reduced, to reduce the possibility of detection hammer body and pile pile axis deviation,
There is the possibility of deviation to reduce detection data.
Further preferably：It is provided in the cambered surface of the arc panel and the matched rubber layer of its shape.
So set, since arc panel and the pile pile of different tube diameters size push against, it may appear that one section is not exposed to pile pile
The case where, the connection area pushed against with pile pile outer wall is increased by rubber layer, the tight type of connection is improved with this, plays reduction
First, which pushes against block and second, pushes against the possibility of block sliding.
Further preferably：The arc panel is set as shape-memory material.
So set, being memory material by the way that arc panel is arranged so that arc panel can be bent big to adapt to different tube diameters
Small pile pile ensures the connection area with pile pile with this, reduces the first possibility for pushing against block and the second abutting block sliding.
In conclusion the utility model having the beneficial effect that in contrast to the prior art：By the rotation of Bidirectional-screw, drive
On one piece of mounting plate first push against and second push against block it is close to each other and with pile pile outer wall push against so that detect hammer body energy
It is enough firm with pile pile connection and opposite with pile pile axle center so that the data of detection are more comprehensive and accurate, with closing two pieces of angulations
The mounting plate for spending setting, connect with pile pile from different perspectives so that and it is more firm with detection hammer body, it reduces detection data and misses
The possibility of difference.
Description of the drawings
Fig. 1 is the sectional view of embodiment；
Fig. 2 is the enlarged drawing of A in embodiment Fig. 1.
Reference numeral：1, pneumatic cylinder；2, hammer body is detected；3, fixing device；31, mounting plate；311, sliding groove；32, first
Push against block；33, second block is pushed against；4, rotation pipe；5, actuator；51, Bidirectional-screw；52, first bevel gear；53, the second cone tooth
Wheel；54, drive rod；6, arc panel；7, rubber layer.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of pile pile low strain integrity testing instrument, referring to Fig.1 shown in, including pneumatic cylinder 1 and be set to being used for for 1 end of pneumatic cylinder
The detection hammer body 2 mutually hit with pile pile.
Wherein, the fixing device 3 for fixing pneumatic cylinder 1 on pile pile is provided on pneumatic cylinder 1, fixing device 3 is arranged
There are two, each fixing device 3 includes the mounting plate 31 being mounted on pneumatic cylinder 1, the mounting plate 31 of one of fixing device 3
On be provided with rotation pipe 4, rotation pipe 4 is set in outside pneumatic cylinder 1, and the mounting plate 31 of another fixing device 3 is rotatably installed in
In rotation pipe 4.
Sliding groove 311 is offered on each mounting plate 31, sliding groove 311 is in T fonts, the both ends point in sliding groove 311
The first abutting block 32 and second Hua Dong be provided with and push against block 33, in being provided in sliding groove 311 and the on each mounting plate 31
One abutting block 32 is connected close to each other or mutual for driving the first abutting block 32 and second to push against block 33 with the second abutting block 33
Separate actuator 5.
With reference to shown in Fig. 2, actuator 5 includes the Bidirectional-screw 51 being rotatably installed on mounting plate 31, Bidirectional-screw 51
In in sliding groove 311, the both ends of Bidirectional-screw 51 are equipped with the first abutting block 32 and second and push against block 33 and therewith equal spiral shell respectively
Line connects.51 one of end of Bidirectional-screw is concentric to be equipped with first bevel gear 52, and is engaged in first bevel gear 52
Two bevel gears 53, second bevel gear 53 are rotatably installed in by drive rod 54 in mounting plate 31, and 54 one end of drive rod is pierced by
Mounting plate 31.
It is noted that the first abutting block 32 and second is pushed against and is both provided on block 33 for increasing and pile pile contact surface
Arc panel 6 is accumulated, it is opposite at cambered surface that first on same mounting plate 31 pushes against the arc panel 6 that block 32 and second pushes against on block 33
State, arc panel 6 is set as shape-memory material, and is provided in the cambered surface of opposite arc panel 6 and is matched with its shape
Rubber layer 7.
The course of work：
It places first and pushes against the abutting block 33 of block 32 and second in the both sides of pile pile, pass through rotation of drive rod 54, drive second
Bevel gear 53 rotates, and first bevel gear 52 is driven to rotate, final that Bidirectional-screw 51 is driven to rotate, and the first abutting block 32 and second supports
Tight block 33 can move, and respectively from the both ends phase of Bidirectional-screw 51 under the circumferential limit of sliding groove 311 along Bidirectional-screw 51
It is mutually close, it is finally pushed against with pile pile outer wall, another fixing device 3 is also same operation.
The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention
It encloses, the scope of protection of the utility model is determined by the attached claims.
Claims (8)
1. a kind of pile pile low strain integrity testing instrument, including pneumatic cylinder (1) and be set to pneumatic cylinder (1) end be used for and pile pile bumps against
The detection hammer body (2) hit, it is characterized in that：It is provided on the pneumatic cylinder (1) for fixing its fixing device on pile pile
(3), the fixing device (3) includes the mounting plate (31) being mounted on pneumatic cylinder (1), is slidably mounted on mounting plate (31) both ends
First abutting block (32) and second abutting block (33) and for drive the first abutting block (32) and second abutting block (33) phase
Actuator (5) that is mutually close or being located remotely from each other.
2. a kind of pile pile low strain integrity testing instrument according to claim 1, it is characterized in that：The fixing device (3) is provided with
Two, the mounting plate (31) in two fixing devices (3) mutually includes an angle setting.
3. a kind of pile pile low strain integrity testing instrument according to claim 2, it is characterized in that：One of mounting plate (31)
On be provided with rotation pipe (4) with pneumatic cylinder (1) phase form fit, other one piece of mounting plate (31) is rotatably installed in rotation
It manages on (4).
4. a kind of pile pile low strain integrity testing instrument according to claim 3, it is characterized in that：Actuator (5) includes rotational installation
In mounting plate（31）Interior Bidirectional-screw (51), the Bidirectional-screw (51) pass through first push against block (32) and second abutting and with
Threaded connection.
5. a kind of pile pile low strain integrity testing instrument according to claim 4, it is characterized in that：The actuator (5) includes installation
First bevel gear (52) on Bidirectional-screw (51) and it is rotatably arranged on mounting plate（31）It goes up and extends to mounting plate（31）
Outer drive rod (54) and on drive rod (54) and the second bevel gear that is meshed with first bevel gear (52)
(53)。
6. a kind of pile pile low strain integrity testing instrument according to claim 1, it is characterized in that：Described first pushes against block (32) and the
It is both provided on two abutting blocks (33) for increasing and pile pile contact area arc panel (6).
7. a kind of pile pile low strain integrity testing instrument according to claim 6, it is characterized in that：In the cambered surface of the arc panel (6)
It is provided with and the matched rubber layer of its shape (7).
8. a kind of pile pile low strain integrity testing instrument according to claim 6, it is characterized in that：The arc panel (6) is set as shape
Shape memory material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432705.4U CN207992019U (en) | 2018-03-28 | 2018-03-28 | A kind of pile pile low strain integrity testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432705.4U CN207992019U (en) | 2018-03-28 | 2018-03-28 | A kind of pile pile low strain integrity testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207992019U true CN207992019U (en) | 2018-10-19 |
Family
ID=63830226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820432705.4U Expired - Fee Related CN207992019U (en) | 2018-03-28 | 2018-03-28 | A kind of pile pile low strain integrity testing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207992019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208657A (en) * | 2018-10-31 | 2019-01-15 | 湖南湘建检测有限公司 | A kind of low strain dynamic quality testing measuring tool and its test method |
-
2018
- 2018-03-28 CN CN201820432705.4U patent/CN207992019U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208657A (en) * | 2018-10-31 | 2019-01-15 | 湖南湘建检测有限公司 | A kind of low strain dynamic quality testing measuring tool and its test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104265280A (en) | Solid filling feeding well wall abrasion detecting device and method | |
| CN103217262B (en) | Boiler girder deflection test method | |
| CN207992019U (en) | A kind of pile pile low strain integrity testing instrument | |
| CN102979506B (en) | Measuring device and measuring method of underground engineering construction drilling attitude combination | |
| CN102346055B (en) | Differential pressure and displacement double-parameter measurement variable-area target type flowmeter | |
| CN206601236U (en) | Bear vibration noise measuring instrument | |
| CN204924522U (en) | A moment of torsion detection device for revolving dig rig unit head | |
| CN104652501A (en) | Pile foundation quality detection device and pile foundation quality detection method of shock excitation in pile side prospect hole | |
| CN110749921A (en) | Portable detection device for blockage of exposed filling pipeline and dredging method | |
| CN208846095U (en) | A kind of corrosive pipeline locating and detecting device | |
| CN105526902A (en) | Inspection device for groove states of spline shaft | |
| CN209513732U (en) | A kind of metallic conduit outer wall ultrasonic detection device | |
| CN209310763U (en) | A kind of auxiliary tool for pipe wall thickness testing | |
| CN204373646U (en) | A kind of roller can manual type sliding inclinometer | |
| CN211824910U (en) | Water leakage ground detection device for deep buried pipeline | |
| CN116518912B (en) | Pipeline straightness detection device for municipal construction | |
| CN103273528B (en) | Corrugated pipe length measuring device and cutting device applying same | |
| CN102735212B (en) | Monitoring method for subgrade settlement, and device thereof | |
| CN103900447A (en) | Angle detecting tool | |
| CN203385698U (en) | Device for detecting emptying of tunnel lining concrete | |
| CN104990657A (en) | A rotary drilling rig power head torque measuring device | |
| CN204649766U (en) | A kind of capstan winch parameter measuring apparatus | |
| CN206071574U (en) | A kind of length-measuring appliance | |
| CN104596750A (en) | Device for detecting performance of a waveform expansion joint | |
| CN207675955U (en) | A kind of express highway roadbed disease quick nondestructive comprehensive detection device of operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310011 100 Moganshan Road, Gongshu District, Hangzhou, Zhejiang Patentee after: ZHEJIANG FANHUA ENGINEERING CONSULTING Co.,Ltd. Address before: 310011 100 Moganshan Road, Gongshu District, Hangzhou, Zhejiang Patentee before: ZHEJIANG FANHUA ENGINEERING SUPERVISION Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 |