CN217078890U - Drop hammer height adjusting device for pile foundation high strain detection - Google Patents
Drop hammer height adjusting device for pile foundation high strain detection Download PDFInfo
- Publication number
- CN217078890U CN217078890U CN202220794065.8U CN202220794065U CN217078890U CN 217078890 U CN217078890 U CN 217078890U CN 202220794065 U CN202220794065 U CN 202220794065U CN 217078890 U CN217078890 U CN 217078890U
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- China
- Prior art keywords
- drop hammer
- lifting seat
- pile foundation
- strain detection
- hammer
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 230000000670 limiting effect Effects 0.000 claims description 32
- 238000004804 winding Methods 0.000 claims description 20
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001095 motoneuron effect Effects 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a hammer height adjustment that falls for high strain detection of pile foundation relates to pile foundation height strain detection technical field, which comprises a frame, the fixed dead lever that is provided with the symmetric distribution in top of hammer that falls, the inside both ends of lift seat are all rotated and are provided with the connecting axle, and the fixed cover in outside of connecting axle is equipped with the pothook, and the outside fixed cover of connecting axle is equipped with special-shaped gear, and the inside rotation on lift seat top is provided with two-way lead screw, and the equal threaded connection in both ends of two-way lead screw outside has the rack, and the fixed spacing slider that is provided with of rack, and spacing spout has been seted up at the top of lift seat. Through setting up the dead lever at the top of hammer that falls, under connecting axle, special-shaped gear, two-way lead screw, rack, spacing slider, spacing spout and driving motor's effect, the pothook card is gone into in the dead lever bottom to automatically to being connected between hammer and the lift seat that falls, and reach the effect to the automatic release of hammer that falls, replaced manual operation's mode, improved the device's security.
Description
Technical Field
The utility model relates to a pile foundation height meets an emergency and detects technical field, especially relates to a drop hammer height adjusting device for pile foundation height meets an emergency and detects.
Background
The high strain detection is a detection method for judging the vertical compression bearing capacity and the integrity of a pile body of a single pile, a heavy hammer is used for impacting the pile top in an experiment, the speed and force time-course curve of the pile top are measured in an actual mode, and the speed and force time-course curve is analyzed through a fluctuation theory.
At present high detection of meeting an emergency in-process, the lifting hook is hung by the manual work to the hammer that falls when releasing, needs the manual work to hold instruments such as stock and strike the hoist, has great potential safety hazard, is not convenient for use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the drop hammer height adjusting device who is used for high strain detection of pile foundation who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a hammer height adjustment device that falls for high strain detection of pile foundation, includes the frame, the top of frame is provided with the coiling mechanism, the bottom of coiling mechanism is provided with the lift seat, the bottom of lift seat is provided with the hammer that falls, the fixed dead lever that is provided with the symmetric distribution in top of hammer that falls, the recess has been seted up to the bottom of lift seat, the inside both ends of lift seat are all rotated and are provided with the connecting axle, the fixed cover in outside of connecting axle is equipped with the pothook, the outside fixed cover of connecting axle is equipped with special-shaped gear, the inside rotation on lift seat top is provided with two-way lead screw, the equal threaded connection in both ends of two-way lead screw has the rack, the fixed limit slide that is provided with of rack, spacing spout has been seted up at the top of lift seat, one side of two-way lead screw is provided with driving motor.
Preferably, the winding device comprises a winding motor arranged at the top of the frame, a winding roller rotatably arranged at the top of the frame and a rope wound outside the winding roller, the driving end of the winding motor is connected with the winding roller, and the bottom of the rope is connected with the lifting seat.
Preferably, both ends of the inside of the frame are fixedly provided with limiting rods, both sides of the lifting seat are fixedly provided with first connecting supports, the first connecting supports are respectively slidably sleeved on the outside of the two limiting rods, both sides of the drop hammer are fixedly provided with second connecting supports, and the second connecting supports are respectively slidably sleeved on the outside of the two limiting rods.
Preferably, the two special-shaped gears are respectively meshed with the two racks.
Preferably, the limiting sliding block is matched with the limiting sliding groove in specification and size, and the limiting sliding block is arranged inside the limiting sliding groove in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, set up the dead lever through the top at the hammer that falls, under connecting axle, special-shaped gear, two-way lead screw, rack, spacing slider, spacing spout and driving motor's effect, the pothook card is gone into in the dead lever bottom to be connected between automatic hammer and the lift seat that falls, and reach the effect to the automatic release of hammer that falls, replaced manual operation's mode, improved the device's security.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the drop hammer structure provided by the present invention;
fig. 3 is a schematic side sectional view of the lifting seat of the present invention.
Number in the figure: 1. a frame; 2. a wind-up roll; 3. a winding motor; 4. a rope; 5. a lifting seat; 6. dropping a hammer; 7. a first connecting bracket; 8. a second connecting bracket; 9. a limiting rod; 10. fixing the rod; 11. a groove; 12. a connecting shaft; 13. a hook; 14. a special-shaped gear; 15. a bidirectional screw rod; 16. a rack; 17. a limiting slide block; 18. a limiting chute; 19. the motor is driven.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example (b): referring to fig. 1-3, a drop hammer height adjusting device for pile foundation high strain detection comprises a frame 1, a winding device is arranged at the top of the frame 1, a lifting seat 5 is arranged at the bottom of the winding device, a drop hammer 6 is arranged at the bottom of the lifting seat 5, symmetrically distributed fixing rods 10 are fixedly arranged at the top of the drop hammer 6, a groove 11 is formed at the bottom of the lifting seat 5, a connecting shaft 12 is rotatably arranged at each of two ends of the interior of the lifting seat 5, a clamping hook 13 is fixedly sleeved at the exterior of the connecting shaft 12, a special-shaped gear 14 is fixedly sleeved at the exterior of the connecting shaft 12, a bidirectional screw rod 15 is rotatably arranged at the interior of the top end of the lifting seat 5, racks 16 are respectively in threaded connection with two ends of the exterior of the bidirectional screw rod 15, the two special-shaped gears 14 are respectively meshed with the two racks 16, a limiting slide block 17 is fixedly arranged on each rack 16, and a limiting slide groove 18 is formed at the top of the lifting seat 5, the specification and size looks adaptation of limiting slide block 17 and limiting sliding groove 18, and limiting slide block 17 slides and sets up in limiting sliding groove 18's inside, one side of two-way lead screw 15 is provided with driving motor 19, top through at drop hammer 6 sets up dead lever 10, at connecting axle 12, special-shaped gear 14, two-way lead screw 15, rack 16, limiting slide block 17, limiting sliding groove 18 and driving motor 19's effect down, pothook 13 card is gone into in dead lever 10 bottom, thereby be connected between automatic drop hammer 6 and the lift seat 5, and reach the effect to the automatic release of drop hammer 6, manual operation's mode has been replaced, the device's security has been improved.
The utility model discloses in, the coiling mechanism is including setting up in the rolling motor 3 at frame 1 top, rotating and setting up in the wind-up roll 2 at frame 1 top and twine in the outside rope 4 of wind-up roll 2, and rolling motor 3's drive end is connected with wind-up roll 2, and the bottom and the lift seat 5 of rope 4 are connected, and through the coiling mechanism who sets up, utilize the receipts line and the unwrapping wire of rolling motor 3 control rope 4, can adjust the drop hammer 6 to suitable height as required.
The utility model discloses in, the both ends of frame 1 inside are all fixed and are provided with gag lever post 9, the both sides of lift seat 5 are all fixed and are provided with first linking bridge 7, two first linking bridge 7 slide respectively the cover locate the outside of two gag lever posts 9, the both sides of hammer 6 all are fixed and are provided with second linking bridge 8, two second linking bridge 8 slide respectively the cover locate the outside of two gag lever posts 9, gag lever posts 9 through setting up, first linking bridge 7 and second linking bridge 8, make lift seat 5 and hammer 6 can stabilize and move in vertical direction, improve the testing result of hammer 6 that falls.
The working principle is as follows: when the utility model is used, the drop hammer 6 is positioned at the bottommost part of the frame 1, the winding motor 3 is started to drive the winding roller 2 to rotate, the rope 4 is paid off, the lifting seat 5 stably descends along the limiting rod 9 until the lifting seat 5 descends to the top of the drop hammer 6, the fixing rod 10 is positioned in the groove 11, then the driving motor 19 is started, the driving motor 19 drives the bidirectional screw rod 15 to rotate, under the limiting action of the limiting slide block 17 and the limiting slide groove 18, the rack 16 slides along the bidirectional screw rod 15, the two racks 16 simultaneously move outwards, under the meshing action of the rack 16 and the special-shaped gear 14, the special-shaped gear 14 drives the connecting shaft 12 to rotate, the two hooks 13 simultaneously rotate inwards, the two hooks 13 are respectively clamped at the bottom parts of the two fixing rods 10, thereby completing the connection between the lifting seat 5 and the drop hammer 6, and then the reverse rotation of the winding roller 2 is driven by the winding motor 3, the rope 4 is wound up, the lifting seat 5 and the drop hammer 6 stably move upwards along the limiting rod 9, the winding motor 3 is closed after the drop hammer 6 is moved to a proper height, the two-way screw rod 15 rotates reversely by the aid of the driving motor 19, the two racks 16 move inwards, the two hooks 13 move outwards, and accordingly the drop hammer 6 is released to be detected.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a drop hammer height adjusting device for high strain detection of pile foundation, includes frame (1), its characterized in that: the top of the frame (1) is provided with a rolling device, the bottom of the rolling device is provided with a lifting seat (5), the bottom of the lifting seat (5) is provided with a drop hammer (6), symmetrically distributed fixing rods (10) are fixedly arranged at the top of the drop hammer (6), a groove (11) is formed in the bottom of the lifting seat (5), two ends of the inside of the lifting seat (5) are rotatably provided with connecting shafts (12), clamping hooks (13) are fixedly sleeved on the outside of the connecting shafts (12), special-shaped gears (14) are fixedly sleeved on the outside of the connecting shafts (12), a bidirectional screw rod (15) is rotatably arranged inside the top end of the lifting seat (5), two ends of the outside of the bidirectional screw rod (15) are respectively in threaded connection with a rack (16), a limiting slide block (17) is fixedly arranged on the rack (16), and a limiting slide groove (18) is formed in the top of the lifting seat (5), and a driving motor (19) is arranged on one side of the bidirectional screw rod (15).
2. The drop hammer height adjusting device for pile foundation high strain detection according to claim 1, wherein: the winding device comprises a winding motor (3) arranged at the top of the frame (1), a winding roller (2) arranged at the top of the frame (1) in a rotating mode and a rope (4) wound outside the winding roller (2), the driving end of the winding motor (3) is connected with the winding roller (2), and the bottom of the rope (4) is connected with a lifting seat (5).
3. The drop hammer height adjusting device for pile foundation high strain detection according to claim 1, wherein: the two ends of the interior of the frame (1) are fixedly provided with limiting rods (9), the two sides of the lifting seat (5) are fixedly provided with first connecting supports (7) respectively, the first connecting supports (7) are slidably sleeved on the outer portions of the two limiting rods (9), the two sides of the drop hammer (6) are fixedly provided with second connecting supports (8) respectively, and the second connecting supports (8) are slidably sleeved on the outer portions of the two limiting rods (9) respectively.
4. The drop hammer height adjusting device for pile foundation high strain detection according to claim 1, wherein: the two special-shaped gears (14) are respectively meshed with the two racks (16).
5. The drop hammer height adjusting device for pile foundation high strain detection according to claim 1, wherein: and the limiting sliding block (17) is matched with the limiting sliding groove (18) in specification and size, and the limiting sliding block (17) is arranged inside the limiting sliding groove (18) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794065.8U CN217078890U (en) | 2022-04-07 | 2022-04-07 | Drop hammer height adjusting device for pile foundation high strain detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794065.8U CN217078890U (en) | 2022-04-07 | 2022-04-07 | Drop hammer height adjusting device for pile foundation high strain detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217078890U true CN217078890U (en) | 2022-07-29 |
Family
ID=82554949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220794065.8U Expired - Fee Related CN217078890U (en) | 2022-04-07 | 2022-04-07 | Drop hammer height adjusting device for pile foundation high strain detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217078890U (en) |
-
2022
- 2022-04-07 CN CN202220794065.8U patent/CN217078890U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |