Pressure-bearing plate compression resistance testing device for foundation detection
By combining clamping and moving components, the problem of fixing and adapting to pressure plates of different sizes in the pressure plate compression testing device is solved, achieving stable clamping and precise pressure application, and ensuring the accuracy of test data.
Patent Information
- Application Number
- CN202520316439.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-26
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-02-26
AI Technical Summary
Existing pressure plate compressive strength testing devices are not securely installed on the test specimens during the testing process, which can easily lead to slippage or displacement, resulting in inaccurate test data. Furthermore, they cannot adapt to pressure plates of different sizes.
The design employs a combination of clamping components, moving components, and pressure testing components, including clamping plates, lead screws, threaded sleeves, rectangular frames, eccentric wheels, and pressure sensors. The pressure plate is securely clamped and precisely pressurized by a motor drive.
It achieves stable clamping of the pressure plate, prevents displacement, adapts to pressure plates of different sizes, and ensures the accuracy and reliability of test data.
Smart Images
Figure CN223827423U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to test device technical field, concretely is a kind of bearing plate compression resistance testing device for foundation detection. BACKGROUND
[0002] Foundation refers to the soil or rock mass supporting the foundation under the building. The soil layer as the building foundation is divided into rock, gravel soil, sand, silt, clay and artificial fill. Foundation has two types of natural foundation and artificial foundation (composite foundation). Natural foundation is the natural soil layer without human reinforcement. Artificial foundation needs human reinforcement and treatment, commonly has stone chip cushion, sand cushion, mixed lime-soil backfill and ramming, etc. Bearing plate test is a kind of in-situ test method for rock mass deformation parameters using bearing plate.
[0003] The bearing plate compression resistance testing device currently in the test process, the installation and fixation of test device to test piece are mostly through simple limiting plate or clamping piece, and the clamping firmness is poor. The bearing plate is prone to sliding and deviation, which can lead to inaccurate test data. Moreover, different sizes of bearing plates cannot be fixed during use, which makes it inconvenient to test the compression resistance of bearing plates. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of bearing plate compression resistance testing device for foundation detection to solve the deficiency of prior art.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of bearing plate compression resistance testing device for foundation detection, including base, the top surface of base is provided with U-shaped frame, the lower part in U-shaped frame is equipped with clamping assembly, clamping assembly is set on base, the upper part in U-shaped frame is equipped with moving assembly, moving assembly is slidably connected with U-shaped frame, the lower part of moving assembly is equipped with compression resistance testing assembly, compression resistance testing assembly corresponds with base and is located the upper part in the middle part of clamping assembly, compression resistance testing assembly is rotatably connected with moving assembly, and the middle part of base top surface is placed bearing plate.
[0006] The bearing plate compression resistance testing device for foundation detection as described above, the clamping assembly includes clamping plate, lead screw and screw sleeve, the top surface of base is provided with recess, the recess is provided with through hole on one side, one end of lead screw is rotatably connected with the through hole, the other end of lead screw is rotatably connected with the recess, one side of base is fixedly installed with motor, the output shaft of motor is fixedly connected with one end of lead screw, the both ends of lead screw are threadedly connected with screw sleeve, the rotation of two screw sleeves is opposite, the clamping plate is fixedly connected with corresponding screw sleeve through guide block, and the bearing plate is located in the middle part of two clamping plates and cooperates with the clamping plate.
[0007] The compression testing device for the pressure bearing plate for foundation detection, the moving assembly comprises a rectangular frame, a moving block and an eccentric wheel, the two sides of the rectangular frame are slidably connected with the U-shaped frame, the moving block is slidably arranged in the interior of the rectangular frame, the eccentric wheel is rotatably connected with the moving block, a motor is arranged in front of the eccentric wheel, the motor is fixedly connected with the U-shaped frame through a supporting rod, the output shaft of the motor is fixedly connected with the eccentric wheel, vertical rods are fixedly installed on the two sides of the top surface of the rectangular frame, through holes are formed in the two sides of the top surface of the U-shaped frame, and the upper ends of the vertical rods pass through the through holes and can move along the through holes.
[0008] The compression testing device for the pressure bearing plate for foundation detection, the moving assembly comprises a rectangular frame, a moving block and an eccentric wheel, the two sides of the rectangular frame are slidably connected with the U-shaped frame, the moving block is slidably arranged in the interior of the rectangular frame, the eccentric wheel is rotatably connected with the moving block, a motor is arranged in front of the eccentric wheel, the motor is fixedly connected with the U-shaped frame through a supporting rod, the output shaft of the motor is fixedly connected with the eccentric wheel, vertical rods are fixedly installed on the two sides of the top surface of the rectangular frame, through holes are formed in the two sides of the top surface of the U-shaped frame, and the upper ends of the vertical rods pass through the through holes and can move along the through holes.
[0009] The compression testing device for the pressure bearing plate for foundation detection, the moving assembly comprises a rectangular frame, a moving block and an eccentric wheel, the two sides of the rectangular frame are slidably connected with the U-shaped frame, the moving block is slidably arranged in the interior of the rectangular frame, the eccentric wheel is rotatably connected with the moving block, a motor is arranged in front of the eccentric wheel, the motor is fixedly connected with the U-shaped frame through a supporting rod, the output shaft of the motor is fixedly connected with the eccentric wheel, vertical rods are fixedly installed on the two sides of the top surface of the rectangular frame, through holes are formed in the two sides of the top surface of the U-shaped frame, and the upper ends of the vertical rods pass through the through holes and can move along the through holes.
[0010] Compared with the prior art, the device has the advantages that: the pressure bearing plate to be tested is placed on the top surface of the base during use, the pressure bearing plate can be fixed, displacement during detection is prevented, and the detection effect is not affected; different sizes of pressure bearing plates can be fixed during use, and the pressure bearing plates can be conveniently subjected to compression testing. BRIEF DESCRIPTION OF DRAWINGS
[0011] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.
[0012] Figure 1 It is a schematic diagram of the overall structure of the present application.
[0013] Reference numerals: 1-base, 2-U-shaped frame, 21-slide groove, 22-slider, 3-clamping assembly, 31-clamping plate, 32-lead screw, 33-screw sleeve, 34-groove, 35-through hole, 36-motor, 37-guide block, 4-moving assembly, 41-rectangular frame, 42-moving block, 43-eccentric wheel, 44-motor, 45-support rod, 46-vertical rod, 47-round hole, 5-compression test assembly, 51-pressure measuring plate, 52-pressure sensor, 53-crossbar, 54-strip through groove, 55-diagonal rod, 56-connecting rod, 57-rotating rod, 58-support rod, 6-pressure plate. Detailed Implementation
[0014] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0015] like Figure 1 As shown in the figure, this embodiment discloses a bearing plate compressive strength testing device for foundation testing, including a base 1, a U-shaped frame 2 on the top surface of the base 1, a clamping component 3 inside the lower part of the U-shaped frame 2, the clamping component 3 being mounted on the base 1, a moving component 4 inside the upper part of the U-shaped frame 2, the moving component 4 being slidably connected to the U-shaped frame 2, a compressive strength testing component 5 below the moving component 4, the compressive strength testing component 5 being corresponding to the base 1 and located above the middle part of the clamping component 3, the compressive strength testing component 5 being rotatably connected to the moving component 4, and a bearing plate 6 being placed in the middle of the top surface of the base 1.
[0016] The clamping assembly 3 includes a clamping plate 31, a lead screw 32, and a threaded sleeve 33. A groove 34 is formed on the top surface of the base 1, and a through hole 35 is formed on one side of the groove 34. One end of the lead screw 32 is rotatably connected to the through hole 35, and the other end of the lead screw 32 is rotatably connected to the groove 34. A motor 36 is fixedly installed on one side of the base 1. The output shaft of the motor 36 is fixedly connected to one end of the lead screw 32. Both ends of the lead screw 32 are threadedly connected to the threaded sleeves 33. The two threaded sleeves 33 rotate in opposite directions. The clamping plate 31 and the corresponding threaded sleeve 33 are fixedly connected by a guide block 37. The pressure plate 6 is located in the middle of the two clamping plates 31 and cooperates with the clamping plates 31. The pressure plate 6 to be tested is placed on the top surface of the base 1. The motor 36 is turned on, and the output shaft of the motor 36 drives the lead screw 32 to rotate. The rotation of the lead screw 32 drives the clamping plate 31 to move through the screw sleeve 33. The guide block 37 moves along the groove 34, which can guide and support the clamping plate 31. When the two clamping plates 31 are close together, they can clamp the pressure plate 6, thereby fixing the pressure plate 6.
[0017] The moving assembly 4 comprises a rectangular frame 41, a moving block 42 and an eccentric wheel 43, the two sides of the rectangular frame 41 are slidably connected with the U-shaped frame 2, the moving block 42 is slidably arranged in the interior of the rectangular frame 41, the eccentric wheel 43 is rotatably connected with the moving block 42, the front of the eccentric wheel 43 is provided with a motor 44, the motor 44 is fixedly connected with the U-shaped frame 2 through a support rod 45, the output shaft of the motor 44 is fixedly connected with the eccentric wheel 43, the two sides of the top surface of the rectangular frame 41 are both fixedly installed with vertical rods 46, the two sides of the top surface of the U-shaped frame 2 are both provided with through circular holes 47, the upper ends of the vertical rods 46 pass through the circular holes 47 and can move along the circular holes 47. The motor 44 works, the output shaft of the motor 44 drives the eccentric wheel 43 to rotate, the eccentric wheel 43 rotates to move the moving block 42 along the rectangular frame 41, which can move the rectangular frame 41 up and down, and the vertical rods 46 moving along the circular holes 47 can support and guide the rectangular frame 41.
[0018] The two sides of the interior of the U-shaped frame 2 are both provided with sliding grooves 21, the sliding grooves 21 are slidably arranged with sliding blocks 22, and the sliding blocks 22 are fixedly connected with the corresponding rectangular frames 41. The sliding blocks 22 moving along the sliding grooves 21 can guide the rectangular frames 41, and the device can be used more conveniently.
[0019] The pressure test assembly 5 comprises a pressure plate 51, a pressure sensor 52 and a horizontal rod 53, the bottom surface of the pressure plate 51 is fixedly installed with the pressure sensor 52, the two sides of the pressure plate 51 are both fixedly installed with the horizontal rod 53, the two sides of the U-shaped frame 2 are both provided with strip-shaped through grooves 54, the strip-shaped through grooves 54 are located below the sliding grooves 21, the horizontal rod 53 is slidably arranged in the corresponding strip-shaped through groove 54, the horizontal rod 53 is movably connected with the inclined rod 55, the upper side of the inclined rod 55 is provided with a connecting rod 56, the two ends of the connecting rod 56 are both fixedly installed with rotating rods 57, the upper end of the inclined rod 55 and the upper end of the vertical rod 46 are both rotatably connected with the corresponding rotating rods 57, the two sides of the U-shaped frame 2 are both fixedly installed with support rods 58, and the upper end of the support rod 58 is rotatably connected with the middle part of the connecting rod 56. The rectangular frame 41 drives the horizontal rod 53 to move up and down along the strip-shaped through groove 54 through the connecting rod 56 and the inclined rod 55, and when the horizontal rod 53 drives the pressure plate 51 and the pressure sensor 52 to move downward, the pressure plate 6 can be pressed, and the pressure sensor 52 can detect the pressure value.
[0020] Working principle:
[0021] The pressure plate 6 to be tested is placed on the top surface of the base 1. The motor 36 operates, and the output shaft of the motor 36 drives the lead screw 32 to rotate. The rotation of the lead screw 32 drives the clamping plate 31 to move through the screw sleeve 33. The guide block 37 moves along the groove 34, which can guide and support the clamping plate 31. When the two clamping plates 31 are close together, they can clamp the pressure plate 6, thereby fixing the pressure plate 6. The motor 44 operates, and the output shaft of the motor 44 drives the eccentric wheel 43 to rotate. The rotation of the eccentric wheel 43 drives the moving block 42 to move along the groove 34. The rectangular frame 41 can move up and down. The vertical rod 46 can support and guide the rectangular frame 41 by moving along the circular hole 47. The slider 22 can guide the rectangular frame 41 by moving along the slide groove 21, which makes the device more convenient to use. The rectangular frame 41 drives the horizontal rod 53 to move up and down along the strip through groove 54 through the connecting rod 56 and the diagonal rod 55. When the horizontal rod 53 drives the pressure measuring plate 51 and the pressure sensor 52 to move down, it can apply pressure to the pressure plate 6. The pressure sensor 52 can detect the pressure value.
[0022] It should be noted that the above embodiments are only specific and clear descriptions of the technical solutions and features of this application. Solutions or features that are prior art or common knowledge to those skilled in the art will not be described in detail in the above embodiments.
[0023] Furthermore, the technical solutions of this application are not limited to the above embodiments. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.
Claims
1. A bearing plate compressive strength testing device for foundation testing, characterized in that: Includes a base (1), a U-shaped frame (2) is provided on the top surface of the base (1), a clamping component (3) is provided at the bottom inside the U-shaped frame (2), the clamping component (3) is provided on the base (1), a moving component (4) is provided at the top inside the U-shaped frame (2), the moving component (4) is slidably connected to the U-shaped frame (2), a pressure testing component (5) is provided below the moving component (4), the pressure testing component (5) corresponds to the base (1) and is located above the middle of the clamping component (3), the pressure testing component (5) is rotatably connected to the moving component (4), and a pressure plate (6) is placed in the middle of the top surface of the base (1).
2. The bearing plate compressive strength testing device for foundation testing according to claim 1, characterized in that: The clamping assembly (3) includes a clamping plate (31), a lead screw (32), and a threaded sleeve (33). A groove (34) is provided on the top surface of the base (1), and a through hole (35) is provided on one side of the groove (34). One end of the lead screw (32) is rotatably connected to the through hole (35), and the other end of the lead screw (32) is rotatably connected to the groove (34). A motor (36) is fixedly installed on one side of the base (1). The output shaft of the motor (36) is fixedly connected to one end of the lead screw (32). Both ends of the lead screw (32) are threadedly connected to threaded sleeves (33). The two threaded sleeves (33) rotate in opposite directions. The clamping plate (31) and the corresponding threaded sleeve (33) are fixedly connected by a guide block (37). The pressure plate (6) is located in the middle of the two clamping plates (31) and cooperates with the clamping plates (31).
3. The bearing plate compressive strength testing device for foundation testing according to claim 1, characterized in that: The moving component (4) includes a rectangular frame (41), a moving block (42), and an eccentric wheel (43). The two sides of the rectangular frame (41) are slidably connected to the U-shaped frame (2). The moving block (42) is slidably arranged inside the rectangular frame (41). The eccentric wheel (43) is rotatably connected to the moving block (42). A motor (44) is provided in front of the eccentric wheel (43). The motor (44) is fixedly connected to the U-shaped frame (2) through a support rod (45). The output shaft of the motor (44) is fixedly connected to the eccentric wheel (43). Vertical rods (46) are fixedly installed on both sides of the top surface of the rectangular frame (41). A through round hole (47) is opened on both sides of the top surface of the U-shaped frame (2). The upper end of the vertical rod (46) passes through the round hole (47) and can move along the round hole (47).
4. The bearing plate compressive strength testing device for foundation testing according to claim 1, characterized in that: The pressure resistance test assembly (5) includes a pressure plate (51), a pressure sensor (52), and a crossbar (53). The pressure sensor (52) is fixedly installed on the bottom surface of the pressure plate (51). The crossbar (53) is fixedly installed on both sides of the pressure plate (51). The U-shaped frame (2) has strip-shaped through slots (54) on both sides. The strip-shaped through slots (54) are located below the slide groove (21). The crossbar (53) is slidably set in the corresponding strip-shaped through slot (54). The movement of the crossbar (53) is rotatably connected to the inclined rod (55). A connecting rod (56) is provided above the inclined rod (55). Rotating rods (57) are fixedly installed at both ends of the connecting rod (56). The upper end of the inclined rod (55) and the upper end of the vertical rod (46) are rotatably connected to the corresponding rotating rods (57). Support rods (58) are fixedly installed on both sides of the U-shaped frame (2). The upper end of the support rod (58) is rotatably connected to the middle part of the connecting rod (56).