CN220040018U

CN220040018U - Landslide test instrument

Info

Publication number: CN220040018U
Application number: CN202322282745.9U
Authority: CN
Inventors: 崔凯; 郭国庆; 王光炜; 高济明; 张继勋; 张庆; 高雷波; 李泽明; 杨远海
Original assignee: Chengdu Donghua Zhuoyue Technology Co ltd
Current assignee: Chengdu Donghua Zhuoyue Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2023-11-17
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses a landslide test instrument, belongs to the technical field of landslide test equipment, and aims to solve the problem of single function of the existing landslide test equipment. The horizontal dynamic servo loading system comprises a frame, a horizontal dynamic servo loading system, a vertical loading system, a model box and an inclination system arranged on the model box, wherein the horizontal dynamic servo loading system comprises a base, an oil cylinder support is arranged at one end of the base, a horizontal loading oil cylinder is arranged on the oil cylinder support, a linear guide rail is arranged on the base, a dynamic bottom plate is clamped on the linear guide rail, a sensor support is arranged on the dynamic bottom plate, a horizontal sensor is arranged on the sensor support, a support plate is arranged on one side, far away from the oil cylinder support, of the base, a connecting screw rod is arranged on the horizontal sensor, a ball head is arranged at the output end of the horizontal loading oil cylinder, the ball head is in transmission connection with the connecting screw rod, a ball head lower seat is further arranged between the ball head and the connecting screw rod, and a ball head upper cover is arranged on the ball head lower seat. The utility model is suitable for landslide testers.

Description

Landslide test instrument

Technical Field

The utility model belongs to the technical field of landslide test equipment, and particularly relates to a landslide test instrument.

Background

Landslide refers to the natural phenomenon that soil or rock mass on a slope is influenced by river scouring, groundwater movement, rainwater soaking, earthquakes, manual slope cutting and other factors, and slides downwards along a certain weak surface or a weak belt integrally or dispersedly under the action of gravity.

The existing landslide test equipment of the test device has single function, can only simulate a single test scene, has limited test items, and hardly meets test requirements.

Disclosure of Invention

The utility model aims at: the landslide test instrument solves the problem of single function of the existing landslide test equipment.

The technical scheme adopted by the utility model is as follows:

a landslide tester, which comprises a frame, a horizontal dynamic servo loading system, a vertical loading system, a model box and an inclination system arranged on the model box,

the horizontal dynamic servo loading system comprises a base, an oil cylinder support is arranged at one end of the base, a horizontal loading oil cylinder is arranged on the oil cylinder support, a linear guide rail is arranged on the base, a dynamic bottom plate is clamped on the linear guide rail, a sensor support is arranged at one end of the dynamic bottom plate, which is close to the oil cylinder support, a horizontal sensor is arranged on the sensor support, a supporting plate is arranged below the dynamic bottom plate, which is far away from the oil cylinder support, on the base, a connecting screw rod is arranged on the horizontal sensor, a ball head is arranged at the output end of the horizontal loading oil cylinder, the ball head is in transmission connection with the connecting screw rod, a ball head lower seat is further arranged between the ball head and the connecting screw rod, a ball head upper cover is arranged on the ball head lower seat,

the frame comprises reinforcing brackets respectively arranged at four corners of the base, the top ends of the reinforcing brackets are provided with reaction frames along the length direction of the base,

the vertical loading system comprises a longitudinal beam, mounting plates are arranged on the upper surface and the lower surface of the longitudinal beam, a guide shaft and a vertical loading oil cylinder are sleeved on the mounting plates, a vertical displacement meter is arranged on one side of each mounting plate, copper sleeves are sleeved on the contact surfaces of the guide shaft and the mounting plates on the guide shaft, a directional plate is sleeved on the bottom end of the guide shaft and the output end of the vertical loading oil cylinder, a sensor connecting seat is further arranged below the directional plate on the output end of the vertical loading oil cylinder, a vertical sensor is arranged on the sensor connecting seat, a transmission column is further connected to the output end of the vertical loading oil cylinder, an upper ball seat and a lower ball seat are sleeved on the transmission column, a pressure head is arranged on the bottom surface of the lower ball seat in a translation mode, flat wheels are further arranged at two ends of the longitudinal beam, the wheels are clamped on a reaction frame and can move along the length direction of the reaction frame,

the model box is arranged on the dynamic bottom plate, a push plate oil cylinder is arranged at the rear part of the model box, a rear inclined plate is arranged in the model box, the output end of the push plate oil cylinder is in transmission connection with the rear inclined plate through an oil cylinder ear ring, a model box support bottom plate is arranged at the bottom of one side of the model box, which is far away from the push plate oil cylinder, a model box pin shaft is sleeved on the model box support bottom plate, the inclination system comprises a jacking oil cylinder support bottom plate arranged on one side of the model box, a jacking cylinder barrel is arranged on the jacking oil cylinder support bottom plate, the output end of the jacking cylinder barrel is in transmission connection with a jacking rotating shaft, an elastic retainer ring for a shaft is arranged on the jacking rotating shaft, a jacking roller is further arranged on the jacking rotating shaft, a centripetal joint bearing is sleeved in the jacking roller, and a jacking spacer is arranged beside the centripetal joint bearing.

Further, a connecting support is further arranged, the connecting support is arranged along the width direction of the base, and two ends of the connecting support are respectively connected with the adjacent reinforcing supports.

Further, a supporting frame is further arranged between the base and the reaction frame, and the supporting frame is located beside the reinforcing support.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. in the utility model, the frame bears all the load by four vertical reinforcing brackets, the model box is arranged on the dynamic bottom plate, when the inclination angle is required to be simulated, the lifting oil cylinder operates to enable the higher end of the model box to rise upwards, the bottom of the lower end of the model box is connected with the model box support bottom plate by the model box pin shaft, and the model box is enabled to rotate along the model box pin shaft in the lifting process of the output end of the lifting oil cylinder to form the inclination angle within 20 degrees. The bottom of the dynamic bottom plate is connected with the base by adopting a guide rail, so that the dynamic bottom plate and the components on the dynamic bottom plate can horizontally move along the direction of the guide rail. The vertical and horizontal beams of the vertical loading system move along the length direction of the reaction frame through the flat wheels, the vertical loading oil cylinders on the vertical and horizontal beams can provide application of axial load, every two vertical loading oil cylinders are arranged at the lower part of one group of vertical and horizontal beams, and the left and right adjustment of the axial force application positions of the vertical loading oil cylinders can be realized by moving the vertical and horizontal beams so as to adapt to different sample requirements. The horizontal loading oil cylinder of the horizontal dynamic servo loading system is a low friction resistance horizontal dynamic loading oil cylinder, a bidirectional double-acting low friction resistance sealing hydraulic oil cylinder is used as a motive power device, displacement measurement is completed by a matched magnetostriction displacement sensor, the precision is high, the resolution can reach 0.001 mm, and a reliable basis is provided for accurately measuring the moving distance (axial compression amount) of the oil cylinder. And can be fed back to the computer acquisition control system in real time, thus providing basis for adjusting and controlling the shearing speed and dynamic waveform of the equipment. Landslide under a plurality of conditions such as building action, rainfall, earthquake and the like is effectively simulated, so that landslide test on rock and soil is conveniently and accurately completed.

Drawings

For a clearer description of the technical solutions of embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered limiting in scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

figure 1 is a schematic perspective view of the present utility model,

FIG. 2 is a schematic diagram of a horizontal dynamic servo loading system according to the present utility model,

figure 3 is a schematic perspective view of a horizontal dynamic servo loading system of the present utility model,

figure 4 is a schematic diagram of the vertical loading system of the present utility model,

figure 5 is a schematic perspective view of a vertical loading system of the present utility model,

figure 6 is a schematic perspective view of the mold box and tilt system of the present utility model,

figure 7 is a top view of the mold box and tilt system of the present utility model,

figure 8 is a cross-sectional view in the A-A direction of the mold box and tilt system of the present utility model,

figure 9 is a schematic view of the structure of the frame of the present utility model,

the marks in the figure: the device comprises a 1-horizontal dynamic servo loading system, a 101-horizontal loading oil cylinder, a 102-oil cylinder support, a 103-ball head, a 104-sensor support, a 105-horizontal sensor, a 106-connecting screw rod, a 107-ball head lower seat, a 108-ball head upper cover, a 109-linear guide rail, a 1010-dynamic bottom plate, a 1011-base, a 1012-supporting plate, a 2-vertical loading system, a 201-guiding shaft, a 202-copper sleeve, a 203-vertical loading oil cylinder, a 204-longitudinal beam, a 205-directional plate, a 206-sensor connecting seat, a 207-vertical sensor, a 208-upper ball seat, a 209-lower ball seat, a 2010-pressure head, 2011-transmitting columns, 2012-vertical displacement meters, 2013-flat wheels, 2014-mounting plates, 3-model boxes, 302-push plate oil cylinders, 303-jacking rotating shafts, 304-shaft elastic retainer rings, 305-jacking cylinder barrels, 306-jacking oil cylinder support bottom plates, 307-cylinder ear rings, 308-rear inclined plates, 309-model box pin shafts, 3010-jacking spacers, 3011-joint rollers, 2-jacking boxes, 3013-jacking support frames, 3016-supporting frames, 3014-reinforcing frames and 3016-supporting frames.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: reference numerals and letters denote similar items throughout the following figures, and thus once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

A landslide tester, which comprises a frame, a horizontal dynamic servo loading system 1, a vertical loading system 2, a model box 3 and an inclination system arranged on the model box 3,

the horizontal dynamic servo loading system 1 comprises a base 1011, an oil cylinder support 102 is arranged at one end of the base 1011, a horizontal loading oil cylinder 101 is arranged on the oil cylinder support 102, a linear guide rail 109 is arranged on the base 1011, a dynamic bottom plate 1010 is clamped on the linear guide rail 109, a sensor support 104 is arranged at one end of the dynamic bottom plate 1010 close to the oil cylinder support 102, a horizontal sensor 105 is arranged on the sensor support 104, a support plate 1012 is arranged at one side of the base 1011 far away from the oil cylinder support 102 and below the dynamic bottom plate 1010, a connecting screw rod 106 is arranged on the horizontal sensor 105, a ball head 103 is arranged at the output end of the horizontal loading oil cylinder 101, the ball head 103 is in transmission connection with the connecting screw rod 106, a ball head lower seat 107 is also arranged between the ball head 103 and the connecting screw rod 106, a ball head upper cover 108 is arranged on the ball head lower seat 107,

the frame comprises a reinforcing bracket 4 respectively arranged at four corners of a base 1011, a reaction frame 7 is arranged at the top end of the reinforcing bracket 4 along the length direction of the base 1011,

the vertical loading system 2 comprises a longitudinal beam 204, mounting plates 2014 are arranged on the upper surface and the lower surface of the longitudinal beam 204, a guide shaft 201 and a vertical loading cylinder 203 are sleeved on the mounting plates 2014, a vertical displacement meter 2012 is arranged on one side of each mounting plate 2014, a copper sleeve 202 is sleeved on the contact surface between the guide shaft 201 and the mounting plates 2014 on the guide shaft 201, a directional plate 205 is sleeved on the bottom end of the guide shaft 201 and the output end of the vertical loading cylinder 203, a sensor connecting seat 206 is arranged below the directional plate 205 on the output end of the vertical loading cylinder 203, a vertical sensor 207 is arranged on the sensor connecting seat 206, a transmission column 2011 is connected on the output end of the vertical loading cylinder 203, an upper ball seat 208 and a lower ball seat 209 are sleeved on the transmission column 2011, a pressure head 2010 is arranged on the bottom surface of the lower ball seat 209, a counter-force wheel 2013 is clamped on the two ends of the longitudinal beam 204 and can move along the length direction of the counter-force frame 7,

the model box 3 is arranged on a dynamic bottom plate 1010, a push plate oil cylinder 302 is arranged at the rear part of the model box 3, a rear inclined plate 308 is arranged in the model box 3, the output end of the push plate oil cylinder 302 is in transmission connection with the rear inclined plate 308 through an oil cylinder ear 307, a model box support bottom plate 3013 is arranged at the bottom of one side of the model box 3, which is far away from the push plate oil cylinder 302, a model box pin shaft 309 is sleeved on the model box support bottom plate 3013, the inclination angle system comprises a jacking oil cylinder support bottom plate 306 arranged at one side of the model box 3, a jacking cylinder barrel 305 is arranged on the jacking cylinder support bottom plate 306, the output end of the jacking cylinder barrel 305 is in transmission connection with a jacking rotating shaft 303, an elastic retainer ring 304 is arranged on the jacking rotating shaft 303, a jacking roller 3012 is further arranged on the jacking rotating shaft 303, a centripetal joint bearing 3011 is sleeved with a jacking spacer 3010.

Further, a connecting bracket 5 is further provided, the connecting bracket 5 is arranged along the width direction of the base 1011, and two ends of the connecting bracket 5 are respectively connected with the adjacent reinforcing brackets 4.

Further, a supporting frame 6 is further disposed between the base 1011 and the reaction frame 7, and the supporting frame 6 is located beside the reinforcing bracket 4.

In the implementation process, the frame bears all the load by four vertical reinforcing brackets, the model box is arranged on the dynamic bottom plate, when the inclination angle is required to be simulated, the lifting oil cylinder operates to enable the higher end of the model box to rise upwards, the bottom of the lower end of the model box is connected with the bottom plate of the model box support by the model box pin shaft, and the model box is enabled to rotate along the model box pin shaft in the rising process of the output end of the lifting oil cylinder to form the inclination angle within 20 degrees. The bottom of the dynamic bottom plate is connected with the base by adopting a guide rail, so that the dynamic bottom plate and the components on the dynamic bottom plate can horizontally move along the direction of the guide rail. The vertical and horizontal beams of the vertical loading system move along the length direction of the reaction frame through the flat wheels, the vertical loading oil cylinders on the vertical and horizontal beams can provide application of axial load, every two vertical loading oil cylinders are arranged at the lower part of one group of vertical and horizontal beams, and the left and right adjustment of the axial force application positions of the vertical loading oil cylinders can be realized by moving the vertical and horizontal beams so as to adapt to different sample requirements. The horizontal loading oil cylinder of the horizontal dynamic servo loading system is a low friction resistance horizontal dynamic loading oil cylinder, a bidirectional double-acting low friction resistance sealing hydraulic oil cylinder is used as a motive power device, displacement measurement is completed by a matched magnetostriction displacement sensor, the precision is high, the resolution can reach 0.001 mm, and a reliable basis is provided for accurately measuring the moving distance (axial compression amount) of the oil cylinder. And can be fed back to the computer acquisition control system in real time, thus providing basis for adjusting and controlling the shearing speed and dynamic waveform of the equipment. Landslide under a plurality of conditions such as building action, rainfall, earthquake and the like is effectively simulated, so that landslide test on rock and soil is conveniently and accurately completed.

The above-described embodiments of the present utility model. The foregoing description is illustrative of various preferred embodiments of the present utility model, and the preferred embodiments of the various preferred embodiments may be used in any combination and stacked on the premise of a certain preferred embodiment, where the embodiments and specific parameters in the embodiments are only for clearly describing the verification process of the present utility model, and are not intended to limit the scope of the present utility model, and the scope of the present utility model is still subject to the claims, and all equivalent structural changes made by applying the descriptions and the drawings of the present utility model are included in the scope of the present utility model.

Claims

1. A landslide tester is characterized by comprising a frame, a horizontal dynamic servo loading system (1), a vertical loading system (2), a model box (3) and an inclination system arranged on the model box (3),

the horizontal dynamic servo loading system (1) comprises a base (1011), an oil cylinder support (102) is arranged at one end of the base (1011), a horizontal loading oil cylinder (101) is arranged on the oil cylinder support (102), a linear guide rail (109) is arranged on the base (1011), a dynamic bottom plate (1010) is clamped on the linear guide rail (109), a sensor support (104) is arranged at one end, close to the oil cylinder support (102), of the dynamic bottom plate (1010), a horizontal sensor (105) is arranged on the sensor support (104), a supporting plate (1012) is arranged at one side, far away from the oil cylinder support (102), of the base (1011) and below the dynamic bottom plate (1010), a connecting screw rod (106) is arranged on the horizontal sensor (105), a ball head (103) is arranged at the output end of the horizontal loading oil cylinder (101), the ball head (103) is in transmission connection with the connecting screw rod (106), a ball head lower seat (107) is further arranged between the ball head (103) and the connecting screw rod (106), a ball head upper cover (108) is arranged on the lower seat (107),

the frame comprises reinforcing brackets (4) which are respectively arranged at four corners of a base (1011), the top ends of the reinforcing brackets (4) are provided with reaction frames (7) along the length direction of the base (1011),

the vertical loading system (2) comprises a longitudinal beam (204), mounting plates (2014) are arranged on the upper surface and the lower surface of the longitudinal beam (204), a guide shaft (201) and a vertical loading oil cylinder (203) are sleeved on the mounting plates (2014), a vertical displacement meter (2012) is arranged on one side of each mounting plate (2014), copper sleeves (202) are sleeved on the guide shaft (201) on the contact surface between the guide shaft (201) and the mounting plates (2014), a directional plate (205) is sleeved on the bottom end of the guide shaft (201) and the output end of the vertical loading oil cylinder (203), a sensor connecting seat (206) is arranged below the directional plate (205) on the output end of the vertical loading oil cylinder (203), a vertical sensor (207) is arranged on the sensor connecting seat (206), a transmission column (2011) is connected on the output end of the vertical loading oil cylinder (203), an upper ball seat (208) and a lower ball seat (209) are sleeved on the guide shaft (201), a directional pressure head (2010) is arranged on the bottom surface of the lower ball seat (209), a counter-force wheel (204) is arranged on the output end of the vertical loading oil cylinder (203), the counter-force wheel (2017) and the counter-force wheels (2017) can move along the length direction of the counter-force frames (2017),

the utility model discloses a die box, including model box (3), push pedal hydro-cylinder (302) is provided with in model box (3) rear portion, install back swash plate (308) in model box (3), the output of push pedal hydro-cylinder (302) is connected with back swash plate (308) transmission through hydro-cylinder earrings (307), model box (3) are kept away from push pedal hydro-cylinder (302) one side bottom and are provided with model box support bottom plate (3013), the cover is equipped with model box round pin axle (309) on model box support bottom plate (3013), the inclination system is including setting up jacking hydro-cylinder support bottom plate (306) in model box (3) one side, install jacking cylinder (305) on jacking cylinder support bottom plate (306), the output transmission of jacking cylinder (305) is connected with jacking pivot (303), installs on jacking pivot (303) circlip for the axle, still be provided with jacking gyro wheel (3012) on jacking pivot (3012), jacking gyro wheel (3012) endotheca is equipped with joint bearing (3011), jack-up spacer (3010) is provided with.

2. A landslide test machine according to claim 1, further comprising a connecting bracket (5), wherein the connecting bracket (5) is arranged along the width direction of the base (1011), and both ends of the connecting bracket (5) are respectively connected with adjacent reinforcing brackets (4).

3. A landslide test machine according to claim 1 or 2, characterized in that a support (6) is further arranged between the base (1011) and the reaction frame (7), said support (6) being located beside the reinforcing frame (4).