CN219137780U

CN219137780U - Building foundation bearing capacity detection device

Info

Publication number: CN219137780U
Application number: CN202223254457.4U
Authority: CN
Inventors: 季政瑞; 周健
Original assignee: Dalian Henghe Engineering Testing Co ltd
Current assignee: Dalian Henghe Engineering Testing Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-06
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a building foundation bearing capacity detection device which comprises a support device, wherein the top of the support device is movably provided with a striking device, the bottom of the support device is fixedly provided with a sounding device, and the outer surface of the bottom of the sounding device is movably sleeved with a righting device. According to the scheme, the rod air cylinder is arranged, so that the driving block ascends, when the driving block reaches the top, the rod air cylinder contracts, the heavy hammer descends, and the top of the impacting block is impacted, so that the sounding device descends, the bearing capacity of a building foundation is detected, the original manual lifting of the heavy hammer is replaced, time and labor are saved, and the detection efficiency of the bearing capacity of the building foundation is improved; through supporting through the supporting legs in the testing process, simultaneously through the effect of righting the piece, right the feeler lever, make feeler device at the in-process that descends, avoid the drilling slope that the atress slope leads to, automatic support simultaneously uses manpower sparingly, detects more accurately.

Description

Building foundation bearing capacity detection device

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a device for detecting bearing capacity of a building foundation.

Background

The foundation bearing capacity is the bearing potential exerted by the foundation soil in unit area along with the increase of load, is a comprehensive term for evaluating the stability of the foundation, the foundation is required to deform under the action of the load, the foundation deformation is gradually increased along with the increase of the load, the stress in the foundation soil at the initial stage is in an elastic balance state, the foundation bearing capacity is safe, when the load is increased to the shear strength of the soil when the shear stress of a certain point or a certain direction plane of each point in a small area in the foundation begins to appear, the point or each point in the small area is subjected to shear failure and is in a limit balance state, the stress in the soil is redistributed, the small-range shear failure area is called a plastic area, the limit balance state of the small-range of the foundation can be restored to the elastic balance state, the foundation can be stable, and the foundation has the safe bearing capacity.

The existing foundation bearing capacity detection is usually carried out through cone dynamic sounding experiments, but the detection method is simple and convenient, but in the working process of the heavy hammer, the heavy hammer is usually required to be lifted manually by a plurality of people and naturally falls down, a large amount of manpower and time are consumed, and the detection efficiency of the foundation bearing capacity is reduced.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the utility model provides a device for detecting the bearing capacity of a building foundation, which aims to solve the problems that the existing bearing capacity detection of the foundation is usually detected through a cone dynamic sounding experiment, but the detection method is simple and convenient, and in the working process of a heavy hammer, a plurality of people are required to lift the heavy hammer manually and naturally fall down, a great deal of manpower and time are consumed, and the detection efficiency of the bearing capacity of the foundation is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a building foundation bearing capacity detection device, includes strutting arrangement, strutting arrangement's top movable mounting has the percussion device, strutting arrangement's bottom fixed mounting has the feeler device, the surface activity of feeler device bottom has cup jointed righting device.

Wherein, the percussion device includes the weight, the stopper is all fixed mounting at the both ends of weight, the whereabouts hole has been seted up to the inside of weight, the equal fixed mounting in both ends at weight top has the link, the socket hole has all been seted up at the both ends of link, sets up the stopper, carries out spacingly to the weight through the backup pad, makes the weight slide along the inside of backup pad at the in-process of falling, avoids the in-process of weight falling to produce and rotates, sets up whereabouts hole, makes the weight at the surface of activity at the rotation screw rod

The supporting device comprises an impact block, the two ends of the top of the impact block are fixedly provided with supporting plates, the top of each supporting plate is fixedly provided with a connecting plate, the top of each connecting plate is fixedly provided with a rotation drive, the bottom of each rotation drive is fixedly provided with a rotation screw, each rotation screw is movably installed at the bottom of each connecting plate, the outer surface of each rotation screw is provided with a driving block in a threaded manner, the two ends of the top of each driving block are fixedly provided with rod cylinders, each supporting plate is movably sleeved at the two ends of each driving block, each rotation screw is movably installed at the top of each impact block, each driving block is arranged to enable the driving block to ascend and descend under the action of the corresponding rotation screw, meanwhile, each supporting plate and each driving block are limited, each driving block is enabled to move in the supporting plate, each rod cylinder is enabled to interact with each connecting frame, and each connecting frame is movably sleeved at the two ends of each rod cylinder.

The heavy hammer is movably sleeved on the outer surface of the rotary screw rod, the heavy hammer is movably mounted at the top of the impact block, the limiting block is movably sleeved in the supporting plate, and the sleeve holes are movably sleeved at two ends of the rod cylinder.

The touch probe device comprises a touch probe rod, a connecting block is fixedly arranged at the bottom of the touch probe rod, a touch probe head is movably sleeved at the bottom of the touch probe rod, a connecting hole corresponding to the connecting block is formed in the top of the touch probe head, the touch probe head is movably sleeved on the outer surface of the connecting block, the connecting block and the touch probe head are arranged, the righting device is movably sleeved on the outer surface of the touch probe rod, and the support of the touch probe device is facilitated.

The centering device comprises a centering block, a centering hole corresponding to the feeler lever is formed in the centering block, the centering block is movably sleeved on the outer surface of the feeler lever, supporting feet are fixedly arranged on the side edges of the centering block, the centering block and the supporting feet are arranged, the centering device is convenient to support, and the centering hole is arranged to support the feeler device while keeping the feeler device in a vertical state in the descending process, so that the feeler device is centered.

The utility model has the technical effects and advantages that:

in the scheme, the rod air cylinder is arranged, the rotation driving is started, the rotation driving drives the rotation screw rod to rotate, the driving block ascends, when the driving block reaches the top, the rod air cylinder contracts, the heavy hammer descends, and impacts the top of the impact block, so that the touch detection device descends, the bearing capacity of the building foundation is detected, the original manual lifting of the heavy hammer is replaced, the time and the labor are saved, and the detection efficiency of the bearing capacity of the building foundation is improved;

through supporting through the supporting legs in the testing process, simultaneously through the effect of righting the piece, right the feeler lever, make feeler device at the in-process that descends, avoid the drilling slope that the atress slope leads to, automatic support simultaneously uses manpower sparingly, detects more accurately.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the percussion device according to the present utility model;

FIG. 3 is a schematic view of a supporting device according to the present utility model;

FIG. 4 is a schematic diagram of the structure of the sounding device of the present utility model;

FIG. 5 is a schematic view of the righting means of the present utility model.

The reference numerals are: 1. a support device; 2. a percussion device; 3. a feeler device; 4. a righting device; 11. an impact block; 12. a support plate; 13. a connecting plate; 14. a rotation drive; 15. rotating the screw; 16. a driving block; 17. a rod cylinder; 21. a heavy hammer; 22. a limiting block; 23. a drop hole; 24. a connecting frame; 25. a socket hole; 31. a touch probe; 32. a connecting block; 33. a touch probe; 34. a connection hole; 41. centralizing blocks; 42. supporting feet; 43. centralizing the hole.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, an embodiment of the present utility model provides a device for detecting bearing capacity of a building foundation, which includes a supporting device 1, wherein a striking device 2 is movably installed at the top of the supporting device 1, a sounding device 3 is fixedly installed at the bottom of the supporting device 1, and a righting device 4 is movably sleeved on the outer surface of the bottom of the sounding device 3.

Wherein, percussion device 2 includes weight 21, the equal fixed mounting in both ends of weight 21 has stopper 22, the inside of weight 21 has been seted up whereabouts hole 23, the equal fixed mounting in both ends at weight 21 top has link 24, socket hole 25 has all been seted up at the both ends of link 24, set up stopper 22, carry out the spacing to weight 21 through backup pad 12, make weight 21 slide along the inside of backup pad 12 at the in-process that descends, avoid weight 21 to descend the in-process to produce and rotate, set up whereabouts hole 23, make weight 21 at the surface of activity at rotation screw 15

The supporting device 1 comprises an impact block 11, two ends of the top of the impact block 11 are fixedly provided with supporting plates 12, the top of the supporting plates 12 is fixedly provided with connecting plates 13, the top of each connecting plate 13 is fixedly provided with a rotary driving 14, the bottom of each rotary driving 14 is fixedly provided with a rotary screw 15, each rotary screw 15 is movably arranged at the bottom of each connecting plate 13, the outer surface of each rotary screw 15 is provided with a driving block 16 in a threaded manner, two ends of the top of each driving block 16 are fixedly provided with rod cylinders 17, each supporting plate 12 is movably sleeved at two ends of each driving block 16, each rotary screw 15 is movably arranged at the top of the impact block 11, each driving block 16 is provided with a driving block 16, the driving blocks 16 are enabled to ascend and descend under the action of the corresponding rotary screws 15, meanwhile, each supporting plate 12 and each driving block 16 are enabled to limit the corresponding driving block 16, each driving block 16 is enabled to move in the supporting plates 12, each rod cylinder 17 is enabled to interact with each connecting frame 24, and the connecting frames 24 are movably sleeved at two ends of each rod cylinder 17.

Wherein, weight 21 activity cup joints at the surface of rotating screw rod 15, weight 21 movable mounting is at the top of striking piece 11, and stopper 22 activity cup joints in the inside of backup pad 12, cup joints the both ends at rod cylinder 17 in the hole 25 activity.

The touch probe device 3 comprises a touch probe rod 31, a connecting block 32 is fixedly arranged at the bottom of the touch probe rod 31, a touch probe 33 is movably sleeved at the bottom of the touch probe rod 31, a connecting hole 34 corresponding to the connecting block 32 is formed in the top of the touch probe 33, the touch probe 33 is movably sleeved on the outer surface of the connecting block 32, the connecting block 32 and the touch probe 33 are arranged, the righting device 4 is movably sleeved on the outer surface of the touch probe rod 31, and the support of the touch probe device 3 is facilitated.

Wherein, righting device 4 includes righting piece 41, righting hole 43 corresponding with feeler lever 31 has been seted up to the inside of righting piece 41, righting piece 41 activity cup joints the surface at feeler lever 31, the side of righting piece 41 is all fixed mounting has supporting legs 42, set up righting piece 41 and supporting legs 42, the support of righting device 4 of being convenient for sets up righting hole 43 simultaneously and supports feeler device 3, make feeler device 3 in the in-process of decline, keep vertical state, right feeler device 3.

The working process of the utility model is as follows:

the rod cylinder 17 is arranged, the rod cylinder 17 is started, the rod cylinder 17 is clamped in the sleeve joint hole 25, the rotary drive 14 is started, the rotary screw 15 is driven to rotate through the rotary drive 14, the driving block 16 is lifted, when the driving block 16 reaches the top, the rod cylinder 17 is contracted, the heavy hammer 21 is lowered, the top of the building foundation 11 is impacted, the feeler device 3 is lowered, the rotary drive 14 is reversely rotated, the driving block 16 is lowered, and meanwhile, the rod cylinder 17 is started and repeatedly works, so that the bearing capacity of the building foundation is detected, the original manual lifting of the heavy hammer 21 is replaced, the time and the labor are saved, and the detection efficiency of the bearing capacity of the building foundation is improved;

through rotating the touch probe 33, accomplish the dismantlement between touch probe 31 and the touch probe 33, cup joint touch probe 31 activity and right the inside of hole 43, in the testing process, support through supporting legs 42, simultaneously right the touch probe 31 through the effect of righting piece 41, make touch probe device 3 at the in-process that descends, avoid the drilling slope that the atress slope leads to, automatic support simultaneously, use manpower sparingly, it is more accurate to detect.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a building foundation bearing capacity detection device, includes strutting arrangement (1), its characterized in that, the top movable mounting of strutting arrangement (1) has percussion device (2), the bottom fixed mounting of strutting arrangement (1) has feeler device (3), the surface activity of feeler device (3) bottom has cup jointed righting device (4).

2. The building foundation bearing capacity detection device according to claim 1, wherein the striking device (2) comprises a heavy hammer (21), limiting blocks (22) are fixedly installed at two ends of the heavy hammer (21), a falling hole (23) is formed in the heavy hammer (21), connecting frames (24) are fixedly installed at two ends of the top of the heavy hammer (21), and sleeving holes (25) are formed at two ends of the connecting frames (24).

3. The building foundation bearing capacity detection device according to claim 1, wherein the supporting device (1) comprises an impact block (11), two ends of the top of the impact block (11) are fixedly provided with supporting plates (12), the tops of the supporting plates (12) are fixedly provided with connecting plates (13), the tops of the connecting plates (13) are fixedly provided with rotary driving shafts (14), the bottoms of the rotary driving shafts (14) are fixedly provided with rotary screw rods (15), the rotary screw rods (15) are movably arranged at the bottoms of the connecting plates (13), the outer surface of the rotary screw rods (15) are provided with driving blocks (16) in a threaded manner, two ends of the tops of the driving blocks (16) are fixedly provided with rod cylinders (17), the supporting plates (12) are movably sleeved at two ends of the driving blocks (16), and the rotary screw rods (15) are movably arranged at the tops of the impact block (11).

4. The device for detecting the bearing capacity of the building foundation according to claim 2, wherein the heavy hammer (21) is movably sleeved on the outer surface of the rotary screw rod (15), the heavy hammer (21) is movably mounted on the top of the impact block (11), the limiting block (22) is movably sleeved in the supporting plate (12), and the sleeve holes (25) are movably sleeved at two ends of the rod cylinder (17).

5. The building foundation bearing capacity detection device according to claim 1, wherein the feeler device (3) comprises a feeler lever (31), a connecting block (32) is fixedly arranged at the bottom of the feeler lever (31), a feeler probe (33) is movably sleeved at the bottom of the feeler lever (31), a connecting hole (34) corresponding to the connecting block (32) is formed in the top of the feeler probe (33), and the feeler probe (33) is movably sleeved on the outer surface of the connecting block (32).

6. The building foundation bearing capacity detection device according to claim 1, wherein the righting device (4) comprises a righting block (41), a righting hole (43) corresponding to the feeler lever (31) is formed in the righting block (41), the righting block (41) is movably sleeved on the outer surface of the feeler lever (31), and supporting feet (42) are fixedly arranged on the side edges of the righting block (41).