CN221742480U - Drop hammer mechanism with automatic tripping function and multifunctional soil sampling drilling machine - Google Patents
Drop hammer mechanism with automatic tripping function and multifunctional soil sampling drilling machine Download PDFInfo
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- CN221742480U CN221742480U CN202420382733.5U CN202420382733U CN221742480U CN 221742480 U CN221742480 U CN 221742480U CN 202420382733 U CN202420382733 U CN 202420382733U CN 221742480 U CN221742480 U CN 221742480U
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- drop hammer
- hammer mechanism
- lock tongue
- telescopic lock
- drop
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- 230000007246 mechanism Effects 0.000 title claims abstract description 40
- 238000005527 soil sampling Methods 0.000 title claims abstract description 8
- 238000005553 drilling Methods 0.000 title abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010009 beating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a drop hammer mechanism with automatic tripping and a multifunctional soil sampling drilling machine, which comprises a circulating lifting chain and a drop hammer mechanism, wherein the circulating lifting chain and the drop hammer mechanism are arranged on a main mast, the drop hammer mechanism comprises a guide pillar and a drop hammer which is positioned on the guide pillar in a sliding way, and a lifting block is arranged on the circulating lifting chain, wherein: the inner side of the drop hammer is provided with a telescopic lock tongue which stretches into the surface of the lifting block, and the upper part of the guide rail is provided with a touch block which touches the telescopic lock tongue to retract. The telescopic lock tongue with the telescopic design is stable in buckle of the lifting block, and the height-adjustable touch block accurately touches the telescopic lock tongue, so that the telescopic lock tongue has the technical effects of good stability, simple structure, high safety performance and the like.
Description
Technical Field
The utility model relates to the technical field of drilling equipment, in particular to a drop hammer mechanism with an automatic tripping function and a multifunctional soil sampling drilling machine.
Background
In engineering geological drilling, standard Penetration Test (SPT) uses standard heavy hammer falling from standard height to drive the sampler into soil, records the number of times of knocking required for driving the sampler to a set distance, and uses the data to classify the soil and design projects such as foundation, side slope and embankment. When the traditional drop hammer is lifted, the dynamic sounding device is manually operated by a winch, each component is connected in sequence, the components are placed in a position needing to be tested in a hole, the winch is connected with the lifting device, the lifting device is placed in the through hammer, after the through hammer is hung, the winch pulls the lifting device to drive the through hammer to move upwards along a drop hammer rod, after the through hammer is lifted to a preset position, the lifting device automatically breaks away from the through hammer, the through hammer freely falls down to move to hit a hammer pad, the through hammer pad and the sounding rod are transmitted to an injector to complete one-time hit, the hit is continuously performed until the preset depth, the hit times are recorded according to the standard requirement to complete the test, and the drop hammer weight and the drop distance are single, the safety performance is poor, and the hit continuity is poor. Recently, a power rammer machine is disclosed, which realizes automatic striking through a reciprocating lifting drop hammer mechanism of a cyclic lifting chain, wherein a tripping device formed by a fixed seat and a locking piece is hinged and installed on the drop hammer through a hinge shaft, and the tripping structure has the defects of complex structure and unstable buckling.
Disclosure of utility model
The utility model aims to provide a drop hammer mechanism with automatic tripping and a multifunctional soil sampling drilling machine, which have the advantages of good stability, simple structure and high safety performance.
In order to solve the problems in the prior art, the technical scheme provided by the utility model is as follows: the utility model provides a drop hammer mechanism with automatic dropout, includes the circulation lifting chain and drop hammer mechanism of setting on the main mast, drop hammer mechanism includes the guide pillar, slide positioning is equipped with the lifting piece on the circulation lifting chain on the guide pillar, wherein: the inner side of the drop hammer is provided with a telescopic lock tongue extending into the surface of the lifting block, and the upper part of the guide pillar is provided with a touch block for touching the telescopic lock tongue to retract.
According to the utility model, when the lifting block of the circulating lifting chain on the main mast is lifted upwards, the lifting block drives the telescopic lock tongue extending into the main mast to lift the falling weight upwards, when the lifting block is lifted to a set height, the telescopic lock tongue touches the touch block to retract inwards into the falling weight, the telescopic lock tongue leaves the lifting block, the falling weight integrally falls downwards along the guide post to strike the hammer pad, the hammer pad is used for transmitting hammering energy of the penetrating hammer, the contact rod connector is used for connecting with the contact rod, hammering energy is transmitted to the contact rod, hammering force is applied to geology through the probe, continuous beating is carried out until a preset depth is reached, and the effect of dynamic sounding is achieved by collecting test result data. The telescopic lock tongue of telescopic design is stable to lifting block buckle, and the height-adjustable touch piece is accurate to touching telescopic lock tongue, has technological effects such as stability is good, simple structure and security performance are high.
The drop hammer mechanism with the automatic release function is characterized in that the touch block is arranged on the upper portion of the guide post and is adjustable in height. Realizing the adjustment and control of the drop weight height.
The drop hammer mechanism with the automatic tripping function is characterized in that the drop hammer is provided with a groove cavity which is opened inwards, the groove cavity positions the telescopic lock tongue in the groove cavity, and the inner end of the groove cavity is provided with a spring. The telescopic lock tongue is limited to horizontally move in the groove cavity, and the spring provides the elastic force for automatically resetting the telescopic lock tongue outwards.
The drop hammer mechanism with the automatic tripping function comprises a hammer seat and a plurality of balancing weights stacked on the hammer seat. Through setting up the balancing weight that can range upon range of, realize carrying out movable counter weight's to drop the weight technological effect.
The drop hammer mechanism with the automatic release function further comprises an upper sliding seat and a lower sliding seat which are connected into a whole through guide posts, and the upper sliding seat and the lower sliding seat are in sliding connection with the main mast. The upper sliding seat and the lower sliding seat are connected into a whole through the guide post, the drop hammer can slide and be positioned and slide in the upper sliding seat, the upper sliding seat can slide and be positioned on the main mast, and the whole downward sliding during drop hammer can realize the transmission of hammering energy to the touch rod.
The automatic trip hammer falling mechanism has the advantages that the upper part of the free end of the telescopic lock tongue is provided with the downward inclined guide shrinkage inclined plane, and the touch block is vertically opposite to the guide shrinkage inclined plane. By setting the upper part of the free end of the telescopic lock tongue as a guiding and shrinking inclined plane, when the touch block is touched, the telescopic lock tongue can inwards shrink into the drop hammer relative to the fixed touch block so as to separate from the lifting block. The telescopic lock tongue is stable to the lifting block buckle, and the height-adjustable touch block accurately touches the telescopic lock tongue, so that the telescopic lock tongue has the technical effects of good stability, simple structure, high safety performance and the like.
The drop hammer mechanism with the automatic tripping function comprises two inner side guide posts and two outer side guide posts which are distributed in a delta shape, wherein a hammer pad is positioned on a lower sliding seat, and the lower end of each outer side guide post is connected with the hammer pad. The upper sliding seat and the lower sliding seat are connected into a whole through the two inner side guide posts and the outer side guide posts which are distributed in a delta shape, and the drop hammer can be slidably positioned in the upper sliding seat and the lower sliding seat. The drop hammer transmits hammering energy to the touch rod through a hammer pad, and the hammer pad is used for avoiding hard collision of the drop hammer.
The drop hammer mechanism with the automatic tripping function is characterized in that the telescopic lock tongue is provided with the limiting groove, and the groove cavity is formed in the inner side of the hammer seat and the upper part of the groove cavity is provided with the limiting pin bolt with the positioning limiting groove. The limiting groove is formed in the telescopic lock tongue, and the limiting pin bolt extends into the limiting groove to limit the limited telescopic length of the telescopic lock tongue.
A multifunctional soil sampling drilling machine, the main mast is provided with a slide rail, and a drop hammer mechanism with automatic tripping is positioned on the slide rail.
Through slidable mounting on the slide rail of rig main mast for whole can slide on the slide rail in hammering process, follow the feeler lever and move down together, guarantee the stability of whole device and the accuracy of hammering and beating. When the device is required to be used, the device can be quickly fixed on the slide rail of the main mast of the drilling machine in a sliding manner through the clamping blocks, and can work after being connected with a power source, and the whole device moves along the guide post in the test process.
The utility model has the beneficial effects that: the device has the advantages of stable and reliable action, high safety performance, reliable test, accurate result, safety, high efficiency and labor saving.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic side elevational view of the present utility model;
FIG. 4 is a perspective view of the drop hammer mechanism of the present utility model;
FIG. 5 is a schematic cross-sectional view of the lateral direction of FIG. 4;
FIG. 6 is a schematic cross-sectional view of the present utility model in a drop hammer mechanism;
FIG. 7 is an enlarged view of a portion of the structure of FIG. 6;
FIG. 8 is a schematic view of the drop hammer of the present utility model;
FIG. 9 is a partial structural cross-sectional view of a chain-linked lifting drop hammer;
FIG. 10 is an exploded view of the drop hammer;
fig. 11 is a schematic structural view of the drilling machine of the present utility model.
Reference numerals illustrate: the device comprises a main mast A, a circulating lifting chain 1, a lifting block 11, a drop hammer mechanism 2, a guide pillar 21, a drop hammer 22, a telescopic lock tongue 22a, a limiting groove 22a1, a hammer seat 22b, a balancing weight 22c, a groove cavity 22d, a spring 22e, a limiting pin 22f, a telescopic inclined surface 22g, a touch block 23, an upper sliding seat 241, a lower sliding seat 242 and a hammer pad 25.
Detailed Description
The utility model is further described below with reference to the drawings and the detailed description.
Referring to fig. 1 to 11, the utility model discloses a drop hammer mechanism with automatic tripping, which comprises a circulating lifting chain 1 and a drop hammer mechanism 2 which are arranged on a main mast A, wherein the drop hammer mechanism 2 comprises a guide pillar 21 and a drop hammer 22 which is positioned on the guide pillar 21 in a sliding manner, a lifting block 11 is arranged on the circulating lifting chain 1, a telescopic lock tongue 22a which stretches into the surface of the lifting block 11 is arranged on the inner side of the drop hammer 22, and a touch block 23 which is used for touching the telescopic lock tongue 22a to retract is arranged on the upper part of the guide pillar 21.
The touch block 23 is disposed at the upper portion of the guide post 21 and has an adjustable height.
As shown in fig. 7, 9 and 10, the drop hammer 22 is provided with a groove cavity 22d which is opened inwards, the groove cavity 22d is used for positioning the telescopic lock tongue 22a therein, and the inner end is provided with a spring 22e.
The drop hammer 22 comprises a hammer seat 22b and a plurality of balancing weights 22c overlapped on the hammer seat 22 b.
The drop hammer mechanism 2 further comprises an upper slide seat 241 and a lower slide seat 242 which are integrally connected by the guide post 21, and the upper slide seat 241 and the lower slide seat 242 are slidably connected with the main mast a.
The upper part of the free end of the telescopic lock tongue 22a is provided with a downward inclined guiding and shrinking inclined plane 22g, and the touching block 23 is vertically opposite to the guiding and shrinking inclined plane 22 g.
The guide posts 21 comprise two inner guide posts and two outer guide posts which are distributed in a delta shape, a hammer pad 25 is positioned on the lower sliding seat, and the lower end of each outer guide post is connected with the hammer pad 25.
The telescopic lock tongue 22a is provided with a limit groove 22a1, a groove cavity 22d is formed inside the hammer seat 22b, and a limit pin 22f of the locating limit groove 22a1 is formed at the upper part of the hammer seat.
As shown in fig. 1 to 11, a multifunctional soil sampling drill machine, a main mast a is provided with a slide rail (A1), and a drop hammer mechanism with automatic trip is positioned on the slide rail A1.
In the concrete implementation of the utility model, the main mast A of the drilling machine is provided with the slide rail A1 by sliding the body. The feeler lever joint is fixedly connected with the feeler lever. When the lifting device works, a driving motor of the lifting device drives a driving chain wheel and a circulating lifting chain 1 on a driven chain wheel to rotate, when the upper surface of a lifting block 11 arranged on the circulating lifting chain 1 is contacted with the lower surface of a telescopic lock tongue 22a, and when the drop hammer 22 is lifted to a preset height, the telescopic lock tongue 22a touches a touch block 23 to retract inwards into the drop hammer 22, the telescopic lock tongue 22a leaves the lifting block 11, the drop hammer 22 integrally and freely falls downwards along a guide pillar 21 to strike a hammer pad, and the hammer pad is used for transmitting hammering energy of a through hammer.
In summary, the present utility model has been described and illustrated in the specification, and has been made into practical samples and tested for multiple uses, and from the effect of the use test, it can be proved that the present utility model can achieve its intended purpose, and the practical value is undoubted. The above embodiments are only for illustrating the present utility model, and are not to be construed as limiting the utility model in any way, and any person having ordinary skill in the art will realize that equivalent embodiments of partial changes and modifications can be made by using the disclosed technology without departing from the scope of the technical features of the present utility model.
Claims (9)
1. Drop hammer mechanism with automatic tripping, including setting up circulation lifting chain (1) and drop hammer mechanism (2) on main mast (A), drop hammer mechanism (2) include guide pillar (21), slide location drop hammer (22) on guide pillar (21), are equipped with lifting block (11), its characterized in that on circulation lifting chain (1): the inner side of the drop hammer (22) is provided with a telescopic lock tongue (22 a) which stretches into the surface of the lifting block (11), and the upper part of the guide pillar (21) is provided with a touch block (23) which touches the telescopic lock tongue (22 a) to retract.
2. A drop hammer mechanism according to claim 1, wherein: the touch block (23) is arranged at the upper part of the guide post (21) and has adjustable height.
3. A drop hammer mechanism with automatic trip according to claim 1, wherein: the drop hammer (22) is provided with a groove cavity (22 d) which is open towards the inner side, the groove cavity (22 d) is used for positioning the telescopic lock tongue (22 a) in the groove cavity, and the inner end of the groove cavity is provided with a spring (22 e).
4. A drop hammer mechanism with automatic trip according to claim 1 or 3, characterized in that: the drop hammer (22) comprises a hammer seat (22 b) and a plurality of balancing weights (22 c) stacked on the hammer seat (22 b).
5. A drop hammer mechanism with automatic trip according to claim 1, wherein: the drop hammer mechanism (2) further comprises an upper sliding seat (241) and a lower sliding seat (242) which are connected into a whole through the guide post (21), and the upper sliding seat (241) and the lower sliding seat (242) are in sliding connection with the main mast (A).
6. A drop hammer mechanism with automatic trip according to claim 1 or 3, characterized in that: the upper part of the free end of the telescopic lock tongue (22 a) is provided with a downward inclined guiding and shrinking inclined plane (22 g), and the touching block (23) is opposite to the guiding and shrinking inclined plane (22 g).
7. The drop hammer mechanism with automatic trip according to claim 5, wherein: the guide posts (21) comprise two inner guide posts and two outer guide posts which are distributed in a delta shape, a hammer pad (25) is positioned on the lower sliding seat, and the lower end of each outer guide post is connected with the hammer pad (25).
8. The drop hammer mechanism with automatic trip of claim 6, wherein: the telescopic lock tongue (22 a) is provided with a limiting groove (22 a 1), a groove cavity (22 d) is formed in the inner side of the hammer seat (22 b), and a limiting pin (22 f) for positioning the limiting groove (22 a 1) is arranged on the upper portion of the groove cavity.
9. Multifunctional soil sampling rig, main mast (A) is equipped with slide rail (A1), its characterized in that: a drop hammer mechanism with automatic release according to any one of claims 1 to 7 is positioned on a slide rail (A1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420382733.5U CN221742480U (en) | 2024-02-28 | 2024-02-28 | Drop hammer mechanism with automatic tripping function and multifunctional soil sampling drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420382733.5U CN221742480U (en) | 2024-02-28 | 2024-02-28 | Drop hammer mechanism with automatic tripping function and multifunctional soil sampling drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221742480U true CN221742480U (en) | 2024-09-20 |
Family
ID=92742762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420382733.5U Active CN221742480U (en) | 2024-02-28 | 2024-02-28 | Drop hammer mechanism with automatic tripping function and multifunctional soil sampling drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221742480U (en) |
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- 2024-02-28 CN CN202420382733.5U patent/CN221742480U/en active Active
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