CN217325537U - Building foundation static load test detection device - Google Patents

Abstract

The utility model discloses a static load test and detection device for building foundations, which comprises a bracket, a support leg is arranged on the bracket, a roller is arranged on the support leg, a guide rail is arranged on the lower side of the roller, and an inner side of the bracket is arranged There is a hydraulic cylinder, the hydraulic cylinder is arranged vertically downward, a top plate is arranged on the output shaft of the hydraulic cylinder, a support column is arranged on the lower side of the top plate, and a horizontal plate is inserted on the support column, and the horizontal plate is inserted into the support column. The two ends of the plate are provided with fixing frames, the fixing frames are provided with dial indicators, and the probes of the dial indicators are in contact with the horizontal plate. By arranging guide rails and rollers, the device is easy to move, and can quickly perform static load detection experiments on different positions of the foundation, with high detection efficiency and reduced workload of operators.

Description

A kind of building foundation static load test detection device

technical field

The utility model belongs to the technical field of building detection equipment, in particular to a static load test detection device for building foundations.

Background technique

The static load detection test of building foundation is a technique used in engineering to detect the bearing capacity of foundation. In determining the ultimate bearing capacity of the foundation, it is a relatively accurate and reliable inspection method. As a judgment of whether a certain dynamic load inspection method is mature, it is based on the comparison error of the static load test results.

At present, the foundation static load detection test is to apply a certain stress on the foundation, and then measure and detect the settlement of the foundation when the foundation is under stress by means of a dial indicator, and further judge the static load of the foundation through the relationship between the settlement and the applied stress. . In the existing static load detection process of building foundations, the detection equipment covers a large area and is inconvenient to move. In the static load detection of building foundations, multiple points need to be detected, thus increasing the detection burden of operators. .

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a static load test and detection device for building foundations, which solves the problems existing in the prior art.

The utility model provides the following technical solutions:

A static load test and detection device for building foundations, comprising a bracket, a support leg is arranged on the bracket, a roller is arranged on the support leg, a guide rail is arranged on the lower side of the roller, and a hydraulic cylinder is arranged on the inner side of the bracket, so The hydraulic cylinder is arranged vertically downward, the output shaft of the hydraulic cylinder is provided with a top plate, the lower side of the top plate is provided with a support column, the support column is inserted with a transverse plate, and both ends of the transverse plate are provided with There is a fixing frame, a dial indicator is arranged on the fixing frame, and the probe of the dial indicator is in contact with the horizontal plate.

Preferably, the bracket includes a support seat, and a hydraulic pump and a hydraulic oil tank are arranged in the support seat, and the hydraulic pump and the hydraulic oil tank are connected with the hydraulic cylinder through corresponding hydraulic pipes.

Preferably, a pressure sensor is provided on the inner side of the top plate, the pressure sensor is connected with a processor, and the pressure sensor is used for measuring the compressive stress of the top plate on the support column.

Preferably, a fixing groove is provided at the center of the support base, a counterweight block is arranged in the fixing groove, and the counterweight block is inserted into the fixing groove.

Preferably, the surface of the counterweight block is provided with a handle, one end of the counterweight block is provided with a fixing column, and the other end is provided with a fixing groove, the fixing groove is adapted to the fixing column, and a plurality of the counterweights are provided with a handle. The blocks can be plugged in connection.

Preferably, the support column is provided with a through hole, the horizontal plate is inserted into the through hole, and the horizontal plate is in the shape of a rectangular parallelepiped.

Preferably, the fixing frame includes a base, a column is provided on the base, a sliding block is provided on the column, and a locking bolt is provided on the sliding block, and the locking bolt is used for fixing the sliding block.

Preferably, the surface of the support column is provided with a second locking bolt, and the second locking bolt can be in contact with the transverse plate.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The utility model is a static load test device for building foundations. By setting a hydraulic cylinder, the hydraulic cylinder exerts a force on the support column, and the support column has a force on the ground, and the ground is deformed under the action of the support column. , settle down, at the same time, the support column drives the horizontal plate to move down, the horizontal plate acts on the dial indicator, and the static load of the foundation is further calculated by the degree of the dial indicator.

(2) The utility model is a static load test and detection device for building foundations. By setting guide rails and rollers, the bracket can move on the guide rails, and can quickly perform static load detection experiments on different positions of the foundation. Workload of workers.

(3) The utility model is a construction foundation static load test detection device. By setting the counterweight block, the weight of the bracket can be adjusted, and the force of the hydraulic cylinder on the support column can be further adjusted, which is suitable for the needs of different construction foundation detection. The adjustment process more convenient.

(4) The utility model is a static load test detection device for building foundations. By setting two dial indicators to collect data, the error of the data can be effectively reduced, and the detection accuracy can be increased.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without any creative effort.

Figure 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is the left side view of Fig. 1 of the present invention.

FIG. 3 is a schematic diagram of a counterweight block of the present invention.

FIG. 4 is a top view of the support seat of the present invention.

FIG. 5 is a schematic diagram of the structure of the fixing frame of the present invention.

In the picture: 1. Guide rail; 2. Fixed frame; 3. Dial indicator; 4. Outrigger; 5. Hydraulic pump; 6. Counterweight; 7. Hydraulic oil tank; 8. Bracket; 9. Hydraulic cylinder; 10. Pressure sensor; 11, support column; 12, roller; 13, horizontal plate; 14, handle; 15, fixed column; 16, fixed groove; 17, top plate; 18, support seat; 19, base; 20, column; 21, Slider; 22. Locking bolts.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1

As shown in Figures 1-5, a static load test and detection device for building foundations includes a bracket 8, on which a support leg 4 is arranged, and a roller 12 is arranged on the support leg 4, and the lower side of the roller 12 is arranged There is a guide rail 1, and the guide rail 1 plays a supporting role on the bracket 8. The inner side of the bracket 8 is provided with a hydraulic cylinder 9, the hydraulic cylinder 9 is arranged vertically downward, and the output shaft of the hydraulic cylinder 9 is arranged on the There is a top plate 17, a support column 11 is arranged on the lower side of the top plate 17, a horizontal plate 13 is inserted on the support column 11, and the two ends of the horizontal plate 13 are provided with a fixing frame 2, and the fixing frame 2 is provided on There is a dial indicator 3, the probe of the dial indicator 3 is in contact with the horizontal plate 13, and the dial indicator is used to measure the deformation of the foundation.

The bracket 8 includes a support base 18, and the support base 18 is provided with a hydraulic pump 5 and a hydraulic oil tank 7. The hydraulic pump 5 and the hydraulic oil tank 7 are connected to the hydraulic cylinder 9 through corresponding hydraulic pipes and valves. The method is the prior art, and the connection method of the pipeline will not be repeated here. The hydraulic pump 5 provides hydraulic oil to the hydraulic cylinder. The inner side of the top plate 17 is provided with a pressure sensor 10, the pressure sensor is connected with a processor, the processor is used to process the data measured by the pressure sensor, and the pressure sensor 10 is used to measure the compressive stress of the top plate 17 to the support column 11 . The static load of the building foundation is calculated by the compressive stress measured by the pressure sensor 10 and the deformation amount measured by the dial indicator.

Embodiment 2

As shown in Figures 1-5, a static load test and detection device for building foundations includes a bracket 8, on which a support leg 4 is arranged, and a roller 12 is arranged on the support leg 4, and the lower side of the roller 12 is arranged There is a guide rail 1, and the guide rail 1 plays a supporting role on the bracket 8. The inner side of the bracket 8 is provided with a hydraulic cylinder 9, the hydraulic cylinder 9 is arranged vertically downward, and the output shaft of the hydraulic cylinder 9 is arranged on the There is a top plate 17, a support column 11 is arranged on the lower side of the top plate 17, a horizontal plate 13 is inserted on the support column 11, and the two ends of the horizontal plate 13 are provided with a fixing frame 2, and the fixing frame 2 is provided on There is a dial indicator 3, the probe of the dial indicator 3 is in contact with the horizontal plate 13, and the dial indicator is used to measure the deformation of the foundation.

The bracket 8 includes a support base 18, and the support base 18 is provided with a hydraulic pump 5 and a hydraulic oil tank 7. The hydraulic pump 5 and the hydraulic oil tank 7 are connected to the hydraulic cylinder 9 through corresponding hydraulic pipes and valves. The method is the prior art, and the connection method of the pipeline will not be repeated here. The hydraulic pump 5 provides hydraulic oil to the hydraulic cylinder. The inner side of the top plate 17 is provided with a pressure sensor 10, the pressure sensor is connected with a processor, the processor is used to process the data measured by the pressure sensor, and the pressure sensor 10 is used to measure the compressive stress of the top plate 17 to the support column 11 . The static load of the building foundation is calculated by the compressive stress measured by the pressure sensor 10 and the deformation amount measured by the dial indicator.

The center position of the support base 18 is provided with a fixing slot 16, and a counterweight 6 is arranged in the fixing slot 16. The counterweight 6 is inserted into the fixing slot 16, and the quantity of the counterweight is adjusted according to actual needs. , and further adjust the overall quality of the bracket 8, which can change the maximum force of the hydraulic cylinder on the support column, and is suitable for detecting foundations with different hardness.

The surface of the counterweight 6 is provided with a handle 14 , one end of the counterweight 6 is provided with a fixing column 15 , and the other end is provided with a fixing slot 16 , and the fixing slot 16 is adapted to the fixing column 15 . The support column 11 is provided with a through hole, and the horizontal plate 13 is inserted into the through hole, and the horizontal plate 13 is in the shape of a rectangular parallelepiped. The fixing frame 2 includes a base 19, a column 20 is arranged on the base 19, a slider 21 is arranged on the column 20, and a locking bolt 22 is arranged on the slider 21, and the locking bolt 22 is used for on the fixed slider 21 . The surface of the support column 11 is provided with a second locking bolt, and the second locking bolt can be in contact with the transverse plate 13 . The second locking bolts are used to fix the transverse plate 13 .

The device obtained by the above technical solution is a static load test detection device for building foundations. During use, the hydraulic pump 5 is activated, the shaft of the hydraulic cylinder is extended, and a pressure is exerted on the support column 11. According to the transmission of the force, the support column 11 has a downward force on the foundation, the foundation settles, the support column 11 moves downward, and at the same time, the horizontal plate 13 moves downward and compresses the dial indicator. At this time, the building is calculated according to the readings of the pressure sensor and the dial indicator. The static load of the foundation, according to the interaction of the force, when the hydraulic cylinder lifts the bracket 8, the force of the bracket 8 on the track is reduced, and the deformation of the foundation in the track and the surrounding area is small and can be ignored. Therefore, through this device The error of the measured data is small. When the measurement location needs to be changed, the device can be moved to the corresponding measurement point. Since the device is provided with rollers and tracks, it is convenient to move the device and the moving process is relatively convenient.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes; Within the principle, any modification, equivalent replacement, improvement, etc. made shall be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a building foundation static load test detection device, its characterized in that, includes support (8), set up landing leg (4) on support (8), be provided with gyro wheel (12) on landing leg (4), gyro wheel (12) downside is provided with guide rail (1), the inboard of support (8) is provided with pneumatic cylinder (9), the vertical downward setting of pneumatic cylinder (9), be provided with roof (17) on the output shaft of pneumatic cylinder (9), roof (17) downside is provided with support column (11), it has diaphragm (13) to peg graft on support column (11), the both ends of diaphragm (13) are provided with mount (2), be provided with percentage table (3) on mount (2), the probe and diaphragm (13) of percentage table (3) contact.

2. The building foundation static load test detection device according to claim 1, wherein the support (8) comprises a support seat (18), a hydraulic pump (5) and a hydraulic oil tank (7) are arranged in the support seat (18), and the hydraulic pump (5) and the hydraulic oil tank (7) are connected with the hydraulic cylinder (9) through corresponding hydraulic pipelines.

3. The building foundation static load test detection device is characterized in that a pressure sensor (10) is arranged on the inner side of the top plate (17), and the pressure sensor (10) is used for measuring the pressure stress of the top plate (17) to the supporting column (11).

4. The building foundation static load test detection device according to claim 2, wherein a fixing groove (16) is formed in the center of the supporting seat (18), a counterweight (6) is arranged in the fixing groove (16), and the counterweight (6) is inserted into the fixing groove (16).

5. The building foundation static load test detection device according to claim 4, characterized in that a handle (14) is arranged on the surface of the balancing weight (6), a fixing column (15) is arranged at one end of the balancing weight (6), a fixing groove (16) is arranged at the other end of the balancing weight, and the fixing groove (16) is matched with the fixing column (15).

6. The building foundation static load test detection device according to claim 1, wherein a through hole is formed in the support column (11), the transverse plate (13) is inserted into the through hole, and the transverse plate (13) is in a cuboid structure shape.

7. The building foundation static load test detection device according to claim 1, wherein the fixing frame (2) comprises a base (19), a stand column (20) is arranged on the base (19), a sliding block (21) is arranged on the stand column (20), a locking bolt (22) is arranged on the sliding block (21), and the locking bolt (22) is used for fixing the sliding block (21).

Images