CN219471033U - High strain detection device of prestressing force foundation pile - Google Patents
High strain detection device of prestressing force foundation pile Download PDFInfo
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- CN219471033U CN219471033U CN202320365216.2U CN202320365216U CN219471033U CN 219471033 U CN219471033 U CN 219471033U CN 202320365216 U CN202320365216 U CN 202320365216U CN 219471033 U CN219471033 U CN 219471033U
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- high strain
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to the technical field of foundation pile detection, and discloses a prestress foundation pile high-strain detection device which comprises a fixed frame and a hammer head, wherein a top plate is arranged on the upper surface of the fixed frame, first fixed plates are arranged on the left side and the right side of the lower surface of the top plate, and moving mechanisms are arranged in the first fixed plates; a second fixing plate is arranged on the rear side of the right surface of the top plate, a driving mechanism is arranged in the second fixing plate, and the driving mechanism is connected with a moving mechanism on the right side of the top plate; the utility model discloses the effectual high strain detection device that has solved can only carry out spacingly to the tup of fixed size, when the tup of different sizes needs to be changed, can not carry out spacing problem to different tups.
Description
Technical Field
The utility model relates to the technical field of foundation pile detection, in particular to a high-strain detection device for a prestressed foundation pile.
Background
Foundation piles refer to single piles in a pile group foundation. The pile foundation is used for transmitting the load to a soil layer with good bearing performance deeper in the ground so as to meet the requirements of bearing capacity and settlement. And after the foundation pile is driven, detecting the high strain of the foundation pile. The high strain detection is a detection method for judging the vertical compression bearing capacity and the pile body integrity of a single pile, a heavy hammer is used for impacting the pile top in the experiment, the speed and force time course curve of the pile top is measured, and the speed and force time course curve is analyzed through a fluctuation theory, so that the high strain force of a foundation pile is obtained.
Through detection, the Chinese patent with the publication number of CN213653545U discloses a foundation pile high-strain detection device which is used for solving the problems that the whole construction of a foundation pile is complex, and the height of the device cannot be quickly adjusted according to the needs. However, this patent still has a problem that, when the foundation pile is subjected to high-stress detection, the hammer head needs to be limited in order to prevent the hammer head from being deviated when falling, but this patent can only limit the hammer head with a fixed size, and when the hammer heads with different sizes need to be replaced, the hammer heads with different sizes cannot be limited.
It is therefore necessary to design a device for detecting high strain of a prestressed foundation pile.
Disclosure of Invention
The utility model aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the prestress foundation pile high-strain detection device comprises a fixed frame and a hammer head, wherein a top plate is arranged on the upper surface of the fixed frame, first fixed plates are arranged on the left side and the right side of the lower surface of the top plate, and moving mechanisms are arranged in the first fixed plates;
the rear side of the right surface of the top plate is provided with a second fixing plate, a driving mechanism is arranged in the second fixing plate, and the driving mechanism is connected with a moving mechanism on the right side of the top plate.
Preferably, the back side of the upper surface of the top plate is provided with a supporting plate, the upper end of the front surface of the supporting plate is provided with a first servo motor, an output shaft of the first servo motor is rotatably arranged in the upper end of the supporting plate through a bearing, the back side of the supporting plate is provided with a winding disc, and the output shaft of the first servo motor is connected with the winding disc.
Preferably, the winding disc is wound with a rope, one end of the rope is fixed with a hook, a round hole is formed in the middle of the upper surface of the top plate, the hammer head is positioned in the round hole, a fixing ring is arranged in the middle of the upper surface of the hammer head, and the hammer head is hung on the hook through the fixing ring.
Preferably, the moving mechanism comprises a ball screw, a positioning plate is arranged at the inner end of the ball screw, a ball nut is arranged at the outer end of the ball screw, a bevel gear II is arranged on the inner side of the outer surface of the ball nut, a baffle is arranged at the outer end of the ball screw, and a guide rod is arranged below the inner surface of the baffle.
Preferably, the ball nut is rotatably arranged in the first fixed plate through a bearing, a guide hole is formed below the inner surface of the first fixed plate, the guide rod is movably arranged in the guide hole, and the inner end of the guide rod is connected with the positioning plate.
Preferably, the inner surface of the positioning plate is provided with a plurality of ball holes, and a plurality of balls are movably arranged in the ball holes.
Preferably, a rotary groove is formed in the lower surface of the top plate, a rotary ring is rotatably arranged in the rotary groove through a bearing, a first bevel gear is arranged at the lower end of the outer surface of the rotary ring, and the first bevel gears are respectively connected with a second bevel gear on the two moving mechanisms in a meshed mode.
Preferably, the driving mechanism comprises a second servo motor and a connecting ring, a first gear is arranged on the outer surface of an output shaft of the second servo motor, a second gear is arranged outside the connecting ring, and the first gear is in meshed connection with the second gear.
Preferably, the second servo motor is arranged in the second fixing plate, and the connecting ring is connected with a ball nut on the top plate right side moving mechanism.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model discloses a actuating mechanism and bevel gear one that set up can two moving mechanism operations of synchronous drive, makes the locating plate synchronous motion on two moving mechanism to fix a position not equidimension tup, the moving mechanism of setting can carry out spacingly to the tup of equidimension not, makes the tup can the straight line drop when dropping, avoids the tup to receive external influence can take place the skew when dropping, avoids influencing the high strain testing result to the foundation pile.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is an overall exploded view of the present utility model;
FIG. 4 is a view of the moving mechanism of the present utility model shown separated from the drive mechanism;
FIG. 5 is a structural view of a moving mechanism according to the present utility model;
fig. 6 is a structural view of the driving mechanism of the present utility model.
Description of the figure: 1. a fixed frame; 2. a top plate; 3. a support plate; 4. a servo motor I; 5. a reel; 6. a hook; 7. a first fixing plate; 8. a hammer head; 9. a moving mechanism; 91. a positioning plate; 92. a ball screw; 93. bevel gears II; 94. a guide rod; 95. a baffle; 10. a driving mechanism; 101. a servo motor II; 102. a first gear; 103. a second gear; 11. bevel gears I; 12. and (5) rotating the ring.
Detailed Description
The present utility model is described in further detail below with reference to the accompanying drawings.
The following description is presented to enable one of ordinary skill in the art to practice the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. indicate orientations or positions based on the orientation or positional relationship shown in the drawings, which are merely for convenience in describing the present simplified description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus the above terms are not to be construed as limiting the present utility model.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
Examples
Referring to fig. 1-6, a prestress foundation pile high strain detection device comprises a fixed frame 1 and a hammer head 8, wherein a top plate 2 is arranged on the upper surface of the fixed frame 1, first fixed plates 7 are arranged on the left side and the right side of the lower surface of the top plate 2, and a moving mechanism 9 is arranged in each of the first fixed plates 7;
the rear side of the right surface of the top plate 2 is provided with a second fixed plate, a driving mechanism 10 is arranged in the second fixed plate, and the driving mechanism 10 is connected with a moving mechanism 9 on the right side of the top plate 2.
The roof 2 upper surface rear side is provided with backup pad 3, and backup pad 3 front surface upper end is provided with servo motor one 4, and servo motor one 4's output shaft passes through the bearing rotation to be set up in backup pad 3 upper end, and backup pad 3 rear side is provided with rolling dish 5, and servo motor one 4's output shaft is connected with rolling dish 5, drives rolling dish 5 through servo motor one 4 and rotates to pay out the rope on the rolling dish 5, make tup 8 can fall fast and detect the foundation pile.
The winding disc 5 is wound with a rope, one end of the rope is fixedly provided with a hook 6, a round hole is formed in the middle of the upper surface of the top plate 2, the hammer head 8 is arranged in the round hole, a fixed ring is arranged in the middle of the upper surface of the hammer head 8, the hammer head 8 is hung on the hook 6 through the fixed ring, and when the rope is wound through the winding disc 5, the hammer head 8 can be lifted to a specified height through the hook 6 to carry out high strain detection.
The moving mechanism 9 comprises a ball screw 92, a positioning plate 91 is arranged at the inner end of the ball screw 92, a ball nut is arranged at the outer end of the ball screw 92, a bevel gear II 93 is arranged on the inner side of the outer surface of the ball nut, a baffle 95 is arranged at the outer end of the ball screw 92, a guide rod 94 is arranged below the inner side surface of the baffle 95, the falling hammer heads 8 can be limited through the positioning plate 91 on the moving mechanism 9, and the hammer heads 8 with different sizes can be limited.
The ball nut passes through the bearing rotation setting in fixed plate one 7, and the guiding hole has been seted up to fixed plate one 7 internal surface below, and guide bar 94 activity sets up in the guiding hole, and guide bar 94 inner and locating plate 91 are connected, through the cooperation relation between ball nut and the ball screw 92 for when ball nut rotates, the ball screw 92 can carry out horizontal linear movement, makes locating plate 91 can carry out the removal adjustment, thereby adjusts the contact between locating plate 91 and the tup 8.
A plurality of ball holes have been seted up to locating plate 91 internal surface, and the equal activity in a plurality of ball holes is provided with the ball, can reduce the frictional force between locating plate 91 and the tup 8 through the ball to the tup 8 of being convenient for falls down.
The rotary groove is formed in the lower surface of the top plate 2, the rotary ring 12 is arranged in the rotary groove through bearing rotation, the first bevel gear 11 is arranged at the lower end of the outer surface of the rotary ring 12, the first bevel gear 11 is respectively connected with the second bevel gears 93 on the two moving mechanisms 9 in a meshed mode, the two moving mechanisms 9 can synchronously operate through rotation of the first bevel gears 11, the positioning plate 91 on the two moving mechanisms 9 can move towards the direction of the hammer head 8, the inner surface of the positioning plate 91 is in contact with the hammer head 8, and therefore the falling hammer head 8 is limited and prevented from shifting when the hammer head 8 falls.
The driving mechanism 10 comprises a second servo motor 101 and a connecting ring, a first gear 102 is arranged on the outer surface of an output shaft of the second servo motor 101, a second gear 103 is arranged outside the connecting ring, the first gear 102 is meshed with the second gear 103, the first gear 102 can be driven to rotate through the driving mechanism 10, the second gear 103 meshed with the first gear 102 can be driven to rotate, the moving mechanism 9 connected with the second gear 103 is driven to operate through the rotating second gear 103, the first bevel gear 11 is driven to rotate, and then the two moving mechanisms 9 synchronously operate.
The second servo motor 101 is arranged in the second fixed plate, the connecting ring is connected with a ball nut on the lateral moving mechanism 9 on the right side of the top plate 2, and the second servo motor 101 can drive the moving mechanism 9 connected with the connecting ring to operate, so that the two moving mechanisms 9 can operate synchronously.
When the hammer head 8 is used, the hammer head 8 to be used is hung on the hook 6 through the fixing ring, then the fixing frame 1 is sleeved on the foundation pile, then the power supply is connected to the second servo motor 101, the output shaft of the second servo motor 101 drives the first gear 102 to rotate, the first gear 102 drives the second gear 103 meshed with the first gear to synchronously rotate, the second gear 103 drives the connecting ring to rotate, the connecting ring drives the ball nut connected with the connecting ring to rotate, the rotating ball nut drives the second bevel gear 93 connected with the connecting ring to rotate, the bevel gear 93 drives the first bevel gear 11 meshed with the connecting ring to rotate, the first bevel gear 11 enables the two bevel gears 93 to synchronously rotate, the two ball nuts drive the two ball nuts to move inwards through the relation between the two ball screws 92, the two ball screws 92 push the two positioning plates 91 to move towards the direction of the hammer head 8, balls on the positioning plates 91 slightly contact with the hammer head 8, the hammer head 8 can limit the hammer heads 8 in different sizes, the hammer heads 8 in different sizes can drop down, the influence of the foundation pile on the vertical deflection can be avoided when the two ball nuts drop down, and the impact on the foundation pile is prevented from being influenced by the high-level detection results;
after the positioning plate 91 is adjusted, the first servo motor 4 is powered on, and the output shaft of the first servo motor 4 drives the winding disc 5 to rotate, so that a winding rope on the winding disc 5 is rapidly released, the hammer head 8 rapidly drops onto the foundation pile, and high strain detection is performed on the foundation pile.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.
Claims (9)
1. The utility model provides a prestressing force foundation pile high strain detection device, includes fixed frame (1) and tup (8), its characterized in that: the upper surface of the fixed frame (1) is provided with a top plate (2), the left side and the right side of the lower surface of the top plate (2) are provided with first fixed plates (7), and the two first fixed plates (7) are internally provided with moving mechanisms (9);
the rear side of the right surface of the top plate (2) is provided with a second fixed plate, a driving mechanism (10) is arranged in the second fixed plate, and the driving mechanism (10) is connected with a moving mechanism (9) on the right side of the top plate (2).
2. The device for detecting high strain of a prestressed foundation pile according to claim 1, wherein: the novel rolling device is characterized in that a supporting plate (3) is arranged on the rear side of the upper surface of the top plate (2), a first servo motor (4) is arranged at the upper end of the front surface of the supporting plate (3), an output shaft of the first servo motor (4) is rotatably arranged in the upper end of the supporting plate (3) through a bearing, a rolling disc (5) is arranged on the rear side of the supporting plate (3), and the output shaft of the first servo motor (4) is connected with the rolling disc (5).
3. The device for detecting high strain of a prestressed foundation pile according to claim 2, wherein: the winding disc (5) is wound with a rope, one end of the rope is fixed with a hook (6), a round hole is formed in the middle of the upper surface of the top plate (2), the hammer head (8) is positioned in the round hole, a fixing ring is arranged in the middle of the upper surface of the hammer head (8), and the hammer head (8) is hung on the hook (6) through the fixing ring.
4. The device for detecting high strain of a prestressed foundation pile according to claim 1, wherein: the moving mechanism (9) comprises a ball screw (92), a positioning plate (91) is arranged at the inner end of the ball screw (92), a ball nut is arranged at the outer end of the ball screw (92), a bevel gear II (93) is arranged on the inner side of the outer surface of the ball nut, a baffle plate (95) is arranged at the outer end of the ball screw (92), and a guide rod (94) is arranged below the inner side surface of the baffle plate (95).
5. The device for detecting high strain of a prestressed foundation pile according to claim 4, wherein: the ball nut is rotatably arranged in the first fixed plate (7) through a bearing, a guide hole is formed below the inner surface of the first fixed plate (7), the guide rod (94) is movably arranged in the guide hole, and the inner end of the guide rod (94) is connected with the positioning plate (91).
6. The device for detecting high strain of a prestressed foundation pile according to claim 4, wherein: the inner surface of the positioning plate (91) is provided with a plurality of ball holes, and a plurality of balls are movably arranged in the ball holes.
7. The device for detecting high strain of a prestressed foundation pile according to claim 1, wherein: the rotary groove is formed in the lower surface of the top plate (2), the rotary ring (12) is rotatably arranged in the rotary groove through a bearing, the first bevel gear (11) is arranged at the lower end of the outer surface of the rotary ring (12), and the first bevel gear (11) is respectively connected with the second bevel gears (93) on the two moving mechanisms (9) in a meshed mode.
8. The device for detecting high strain of a prestressed foundation pile according to claim 1, wherein: the driving mechanism (10) comprises a second servo motor (101) and a connecting ring, a first gear (102) is arranged on the outer surface of an output shaft of the second servo motor (101), a second gear (103) is arranged outside the connecting ring, and the first gear (102) is meshed with the second gear (103).
9. The device for detecting high strain of a prestressed foundation pile according to claim 8, wherein: the second servo motor (101) is arranged in the second fixing plate, and the connecting ring is connected with a ball nut on the right side moving mechanism (9) of the top plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320365216.2U CN219471033U (en) | 2023-03-02 | 2023-03-02 | High strain detection device of prestressing force foundation pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320365216.2U CN219471033U (en) | 2023-03-02 | 2023-03-02 | High strain detection device of prestressing force foundation pile |
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| Publication Number | Publication Date |
|---|---|
| CN219471033U true CN219471033U (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320365216.2U Active CN219471033U (en) | 2023-03-02 | 2023-03-02 | High strain detection device of prestressing force foundation pile |
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| CN (1) | CN219471033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117871293A (en) * | 2024-03-11 | 2024-04-12 | 四川嘉乐地质勘察有限公司 | Self-correction-based high strain force detection method and detection device |
-
2023
- 2023-03-02 CN CN202320365216.2U patent/CN219471033U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117871293A (en) * | 2024-03-11 | 2024-04-12 | 四川嘉乐地质勘察有限公司 | Self-correction-based high strain force detection method and detection device |
| CN117871293B (en) * | 2024-03-11 | 2024-05-28 | 四川嘉乐地质勘察有限公司 | Self-correction-based high strain force detection method and detection device |
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