CN214497614U - Foundation bearing capacity detection equipment - Google Patents
Foundation bearing capacity detection equipment Download PDFInfo
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- CN214497614U CN214497614U CN202120469573.4U CN202120469573U CN214497614U CN 214497614 U CN214497614 U CN 214497614U CN 202120469573 U CN202120469573 U CN 202120469573U CN 214497614 U CN214497614 U CN 214497614U
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- rod
- positioning
- hammer
- bearing capacity
- top plate
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- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 239000000523 sample Substances 0.000 claims abstract description 42
- 238000004804 winding Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 abstract description 7
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 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 provides a foundation bearing capacity detection device, which comprises a base and a top plate, wherein two supporting plates are arranged between the base and the top plate in parallel and at intervals, a stress block is connected between the two supporting plates through a guiding and positioning component, and the bottom of the stress block is detachably connected with a probe rod; a force applying hammer is connected under the top plate through a lifting mechanism and is positioned right above the force applying block; a positioning rod is arranged at the top of the stress block, a through hole is formed in the force application hammer, the positioning rod movably penetrates through the through hole in the vertical direction, and a first scale is arranged on the positioning rod in the vertical direction; the utility model discloses simple structure can ensure that the distance between application of force hammer and the atress piece is unanimous at every turn to guarantee that the dynamics of application of force hammer whereabouts hammering at every turn is the same, and then improved the accuracy of testing result, the result of use is better.
Description
Technical Field
The utility model relates to a bearing capacity check out test set specifically is a foundation bearing capacity check out test set.
Background
The bearing capacity of the foundation is the bearing potential exerted along with the increase of the load on the unit area of the foundation soil, and is a comprehensive word for evaluating the stability of the foundation. The foundation bearing capacity is a practical term which is provided aiming at foundation base design and is convenient for evaluating the strength and stability of the foundation, and is not a basic property index of soil. The shear strength theory of soil is the theoretical basis for researching and determining the bearing capacity of the foundation.
In a general foundation bearing capacity detection process, a probe rod is usually driven into a foundation, and the number of hammering required for driving the probe rod into a certain depth is recorded to represent the bearing capacity of the foundation. The existing detection method is that after a heavy hammer is lifted manually, the heavy hammer falls freely to drive a probe into a foundation, but the lifting distance is difficult to grasp when the heavy hammer is lifted manually, so that the force of each falling and hammering is different, and the detection is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a foundation bearing capacity check out test set to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a foundation bearing capacity detection device comprises a base and a top plate, wherein two support plates are arranged between the base and the top plate in parallel at intervals, a stress block is connected between the two support plates through a guiding and positioning assembly, and the bottom of the stress block is detachably connected with a probe rod;
a force applying hammer is connected under the top plate through a lifting mechanism and is positioned right above the force applying block; the top of atress piece is equipped with the locating lever, be equipped with on the application of force hammer with the through-hole, the locating lever passes the through-hole along vertical direction activity, is equipped with first scale along vertical direction on the locating lever.
As a further aspect of the present invention: the guide positioning assembly comprises connecting rods arranged on two sides of the stress block, guide sliding sleeves are arranged at free ends of the connecting rods, guide sliding rods movably penetrating through the guide sliding sleeves along the vertical direction are arranged on the supporting plates, and positioning structures are arranged between the guide sliding sleeves and the corresponding guide sliding rods.
As a further aspect of the present invention: the positioning structure comprises a positioning threaded hole arranged at the proximal end part of the upper end of the guide sliding rod, and a limiting bolt matched with the positioning threaded hole is arranged on the guide sliding sleeve; under the non-operating condition, the probe rod is fixed and positioned through the matching of the positioning threaded hole and the limiting bolt.
As a further aspect of the present invention: a second scale is arranged on the outer wall of the probe rod along the vertical direction, and a abdicating hole matched with the probe rod is arranged on the base; under the non-operating condition, the lower extreme of probe rod is located the downthehole of stepping down through the cooperation of direction locating component, and the lower terminal surface of probe rod and the lower surface of base are in on the same horizontal plane.
As a further aspect of the present invention: the upper end of the probe rod is provided with an external thread rod, the diameter of the external thread rod is smaller than that of the probe rod, and the bottom of the stress block is provided with an internal thread groove matched with the external thread rod; the feeler lever is detachably connected with the stress block through the matching of the external thread lever and the internal thread groove.
As a further aspect of the present invention: the hoisting mechanism comprises a fixed cover arranged at the outer top of the top plate, a rotating shaft is connected in the fixed cover in a rotating manner along the horizontal direction in a matching manner through a bearing and a shaft seat, and a driving motor in linkage connection with the rotating shaft is arranged on the fixed cover;
a plurality of winding wheels are arranged on the rotating shaft at intervals along the length direction, each winding wheel is provided with a cable rope, each cable rope movably penetrates through the top plate along the vertical direction, the lower end of each cable rope is provided with a safety buckle, and the force application hammer is provided with a lifting ring matched with each safety buckle.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the structure, the utility model can determine the initial distance between the force applying hammer and the force bearing block through the matching of the positioning rod, the through hole and the first scale during detection, then loosen the force applying hammer, hammer the force bearing block and drive the probe rod to be driven into the foundation; then move the power application hammer upward, through the cooperation of locating lever, through-hole and first scale, make the distance between power application hammer and the atress piece after moving upward the same with initial distance, loosen the power application hammer again, make the power application hammer free fall hammering atress piece, so relapse, carry out foundation bearing capacity and detect, ensure that the distance between power application hammer and the atress piece is unanimous at every turn, thereby guarantee that the dynamics of whereabouts hammering at every turn is the same, improved the accuracy of testing result.
In addition, the probe rod can be guided and positioned through the arranged guiding and positioning assembly; in a non-working state, the probe rod is fixedly positioned through the matching of the positioning threaded hole and the limiting bolt, so that the probe rod cannot move randomly and be damaged; under operating condition, take off spacing bolt, through the cooperation of direction sliding sleeve and direction slide bar, can make the probe rod only remove along vertical direction, avoid the position deviation of probe rod, the result of use is better. The utility model discloses simple structure can ensure that the distance between application of force hammer and the atress piece is unanimous at every turn to guarantee that the dynamics of application of force hammer whereabouts hammering at every turn is the same, and then improved the accuracy of testing result, the result of use is better.
Drawings
Fig. 1 is a schematic structural diagram of a foundation bearing capacity detection device.
Fig. 2 is a schematic structural diagram of the interior of a foundation bearing capacity detection device.
Fig. 3 is a sectional view taken along line a-a in fig. 2.
In the figure: 1. a base; 2. a top plate; 3. a support plate; 4. a guiding and positioning component; 401. a connecting rod; 402. a guide sliding sleeve; 403. a guide slide bar; 404. positioning the threaded hole; 405. a limit bolt; 5. a stress block; 6. a probe rod; 7. a hoisting mechanism; 701. a fixed cover; 702. a rotating shaft; 703. a drive motor; 704. a winding wheel; 705. a cable; 706. a safety buckle; 707. a hoisting ring; 8. a force application hammer; 9. positioning a rod; 10. a through hole; 11. a first scale; 12. a second scale; 13. a hole of abdication; 14. an externally threaded rod; 15. an internal thread groove.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-3, a foundation bearing capacity detection device comprises a base 1 and a top plate 2, wherein two support plates 3 are arranged between the base 1 and the top plate 2 in parallel at intervals, a stress block 5 is connected between the two support plates 3 through a guiding and positioning assembly 4, and the bottom of the stress block 5 is detachably connected with a probe rod 6; an application hammer 8 is connected to the position right below the top plate 2 through a hoisting mechanism 7, and the application hammer 8 is positioned right above the force-bearing block 5; the top of the stress block 5 is provided with a positioning rod 9, the force application hammer 8 is provided with a through hole 10, the positioning rod 9 movably penetrates through the through hole 10 along the vertical direction, and the positioning rod 9 is provided with a first scale 11 along the vertical direction. Through the matching of the positioning rod 9, the through hole 10 and the first scale 11, during detection, the initial distance between the force applying hammer 8 and the stress block 5 can be determined, then the force applying hammer 8 is loosened, the stress block 5 is hammered, and the probe rod 6 is driven to be driven into a foundation; then move the application of force hammer 8 upwards, through the locating lever 9, the cooperation of through-hole 10 and first scale 11, make the distance between application of force hammer 8 and the atress piece 5 after moving up the same with initial distance, loosen application of force hammer 8 again, make application of force hammer 8 free fall hammering atress piece 5, so relapse, carry out the foundation bearing capacity and detect, ensure that the distance between application of force hammer 8 and the atress piece 5 is unanimous every time, thereby guarantee that the dynamics of the hammering of whereabouts every time is the same, the accuracy of testing result has been improved.
The guiding and positioning assembly 4 comprises connecting rods 401 arranged at two sides of the stress block 5, a guiding sliding sleeve 402 is arranged at the free end of each connecting rod 401, a guiding sliding rod 403 which movably penetrates through the guiding sliding sleeve 402 along the vertical direction is arranged on each supporting plate 3, and a positioning structure is arranged between each guiding sliding sleeve 402 and the corresponding guiding sliding rod 403. Through the cooperation of the guide sliding sleeve 402 and the guide sliding rod 403, the probe 6 can only move in the vertical direction, so that the position deviation of the probe 6 is avoided, and the using effect is good.
Further, the positioning structure comprises a positioning threaded hole 404 arranged at the proximal end of the upper end of the guide sliding rod 403, and a limit bolt 405 matched with the positioning threaded hole 404 is arranged on the guide sliding sleeve 402; under the non-working state, the probe rod 6 is fixed and positioned through the matching of the positioning threaded hole 404 and the limiting bolt 405, so that the probe rod 6 cannot move randomly and be damaged.
Specifically, the outer wall of the probe rod 6 is provided with a second scale 12 along the vertical direction, and the base 1 is provided with a abdicating hole 13 adapted to the probe rod 6; under the non-operating condition, the cooperation that probe 6 lower extreme passes through guiding orientation subassembly 4 is located the hole of stepping down 13, and the lower terminal surface of probe 6 is in same horizontal plane with the lower surface of base 1 on, can conveniently detect the degree of depth that probe 6 penetrated into the ground through second scale 12.
In addition, the upper end of the probe rod 6 is provided with an external thread rod 14, the diameter of the external thread rod 14 is smaller than that of the probe rod 6, and the bottom of the stress block 5 is provided with an internal thread groove 15 matched with the external thread rod 14; the feeler lever 6 is detachably connected with the stress block 5 through the matching of the external thread rod 14 and the internal thread groove 15, so that the damaged feeler lever 6 can be conveniently detached and replaced, and the feeler lever is simple in structure and convenient to operate.
Specifically, the hoisting mechanism 7 comprises a fixed cover 701 arranged at the outer top of the top plate 2, a rotating shaft 702 is rotatably connected in the fixed cover 701 along the horizontal direction in a matching manner through a bearing and a shaft seat, and a driving motor 703 in linkage connection with the rotating shaft 702 is arranged on the fixed cover 701; a plurality of winding wheels 704 are arranged on the rotating shaft 702 at intervals along the length direction, a cable 705 is arranged on each winding wheel 704, each cable 705 movably penetrates through the top plate 2 along the vertical direction, a safety buckle 706 is arranged at the lower end of each cable 705, and a hanging ring 707 matched with each safety buckle 706 is arranged on the force application hammer 8. The force application hammer 8 can be conveniently lifted, and meanwhile, the force application hammer 8 can freely fall down to hammer the force application block 5.
The utility model discloses a theory of operation is: during detection, the initial distance between the force applying hammer 8 and the stress block 5 is determined through the matching of the positioning rod 9, the through hole 10 and the first scale 11, then the force applying hammer 8 is loosened, the stress block 5 is hammered, and the probe rod 6 is driven to be driven into the foundation; and then moving the force applying hammer 8 upwards, enabling the distance between the force applying hammer 8 and the stress block 5 after moving upwards to be the same as the initial distance through the matching of the positioning rod 9, the through hole 10 and the first scale 11, then loosening the force applying hammer 8, enabling the force applying hammer 8 to fall freely to hammer the stress block 5, and repeating the steps to detect the bearing capacity of the foundation.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (6)
1. The foundation bearing capacity detection equipment comprises a base (1) and a top plate (2), and is characterized in that two support plates (3) are arranged between the base (1) and the top plate (2) in parallel at intervals, a stress block (5) is connected between the two support plates (3) through a guide positioning assembly (4), and the bottom of the stress block (5) is detachably connected with a probe rod (6);
a force applying hammer (8) is connected under the top plate (2) through a lifting mechanism (7), and the force applying hammer (8) is positioned right above the force applying block (5); the top of the stress block (5) is provided with a positioning rod (9), the force applying hammer (8) is provided with a through hole (10), the positioning rod (9) movably penetrates through the through hole (10) along the vertical direction, and the positioning rod (9) is provided with a first scale (11) along the vertical direction.
2. A foundation bearing capacity detecting device according to claim 1, wherein the guiding and positioning assembly (4) comprises connecting rods (401) arranged at two sides of the stress block (5), a guiding sliding sleeve (402) is arranged at the free end of each connecting rod (401), a guiding sliding rod (403) which passes through the guiding sliding sleeve (402) in a vertical direction is arranged on each supporting plate (3), and a positioning structure is arranged between each guiding sliding sleeve (402) and the corresponding guiding sliding rod (403).
3. The foundation bearing capacity detection device as claimed in claim 2, wherein the positioning structure comprises a positioning threaded hole (404) arranged at the proximal end of the upper end of the guide sliding rod (403), and a limit bolt (405) matched with the positioning threaded hole (404) is arranged on the guide sliding sleeve (402); under the non-working state, the probe rod (6) is fixedly positioned through the matching of the positioning threaded hole (404) and the limiting bolt (405).
4. The foundation bearing capacity detection equipment according to claim 1, wherein a second scale (12) is arranged on the outer wall of the probe rod (6) along the vertical direction, and a yielding hole (13) corresponding to the probe rod (6) is arranged on the base (1); under the non-working state, the lower end of the probe rod (6) is positioned in the abdicating hole (13) through the matching of the guiding and positioning component (4), and the lower end surface of the probe rod (6) and the lower surface of the base (1) are positioned on the same horizontal plane.
5. The foundation bearing capacity detection device as claimed in claim 1, wherein the upper end of the probe rod (6) is provided with an external thread rod (14), the diameter of the external thread rod (14) is smaller than that of the probe rod (6), and the bottom of the stress block (5) is provided with an internal thread groove (15) matched with the external thread rod (14); the probe rod (6) is detachably connected with the stress block (5) through the matching of the external thread rod (14) and the internal thread groove (15).
6. The foundation bearing capacity detection device according to claim 1, wherein the hoisting mechanism (7) comprises a fixed cover (701) arranged at the outer top of the top plate (2), a rotating shaft (702) is rotatably connected in the fixed cover (701) along the horizontal direction through a bearing and a shaft seat in a matching manner, and a driving motor (703) in linkage connection with the rotating shaft (702) is arranged on the fixed cover (701);
a plurality of winding wheels (704) are arranged on the rotating shaft (702) at intervals along the length direction, each winding wheel (704) is provided with a cable (705), each cable (705) movably penetrates through the top plate (2) along the vertical direction, the lower end of each cable is provided with a safety buckle (706), and the force application hammer (8) is provided with a lifting ring (707) matched with each safety buckle (706).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120469573.4U CN214497614U (en) | 2021-03-04 | 2021-03-04 | Foundation bearing capacity detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120469573.4U CN214497614U (en) | 2021-03-04 | 2021-03-04 | Foundation bearing capacity detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214497614U true CN214497614U (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120469573.4U Expired - Fee Related CN214497614U (en) | 2021-03-04 | 2021-03-04 | Foundation bearing capacity detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214497614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115897525A (en) * | 2022-11-17 | 2023-04-04 | 四川省水利科学研究院 | Hydraulic engineering foundation bearing capacity detection device and method |
-
2021
- 2021-03-04 CN CN202120469573.4U patent/CN214497614U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115897525A (en) * | 2022-11-17 | 2023-04-04 | 四川省水利科学研究院 | Hydraulic engineering foundation bearing capacity detection device and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211026 |