A test device for centrifugal test foundation model that is easy to control

Abstract

The present invention provides a test device for a centrifugal test foundation model that is easy to adjust, including a workbench, a reducer, a centrifugal motor, a first rotating shaft, a pulley, a belt, a stable base, a second rotating shaft, a mounting plate, an electric rotating joint, a manually adjustable support frame structure, a disassembly cover, a centrifugal bucket placement, a hollow screw, a rubber sleeve, a tension sensor, a rotating rod, an adjustable fixed base structure, a permeable stone and a flushing work auxiliary box structure, the right side bolts on the upper end of the workbench are installed with a reducer; the centrifugal motor bolts are installed on the right side of the upper end of the reducer; the first rotating shaft passes through the workbench and is connected to the left side key of the lower end of the reducer; the pulleys are all embedded in the lower part of the outer wall of the first rotating shaft and the second rotating shaft. The beneficial effects of the present invention are: through the setting of the manually adjustable support frame structure, it is convenient to manually operate and drive the collar to realize lifting and lowering adjustment, and cooperate with the placement of the centrifugal bucket to adjust the angle.

Description

Technical Field

[0001] The invention belongs to the technical field of centrifugal testing of foundation models, and in particular relates to a testing device for centrifugal testing foundation models which is easy to regulate. Background Art

[0002] The centrifuge model test uses artificial centrifugal force to simulate gravity, raising the deadweight of the geotechnical structure model to the same state as the prototype. During the test, the foundation model is fixed in a specified container, and then a centrifuge test is carried out in conjunction with the test device to accurately obtain the required data for judgment.

[0003] However, the existing centrifugal test foundation model test device still has the problems of being inconvenient to spray water during the centrifugal process, inconvenient to adjust the angle of the model placement for rotation, and inconvenient to adjust and fix the contact part of the model.

[0004] Therefore, it is very necessary to invent a test device for a centrifugal test foundation model that is easy to regulate. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a test device for a centrifugal test foundation model that is easy to adjust, so as to solve the problems that the existing test device for a centrifugal test foundation model is not convenient for spraying water during the centrifugal process, the model placement position is not convenient for adjusting the angle for rotation, and the contact position of the model is not convenient for adjustment and fixation. A test device for a centrifugal test foundation model that is easy to regulate, comprising a workbench, a reducer, a centrifugal motor, a first rotating shaft, a pulley, a belt, a stable base, a second rotating shaft, a mounting plate, an electric rotating joint, a manually adjustable support frame structure, a disassembly and assembly cover, a centrifugal barrel placement, a hollow screw, a rubber sleeve, a tension sensor, a rotating rod, an adjustable fixed base structure, a permeable stone and a flushing work auxiliary box structure, wherein the right bolt on the upper end of the workbench is equipped with a reducer; the centrifugal motor bolt is installed on the right side of the upper end of the reducer; the first rotating shaft passes through the workbench and is connected with the left key of the lower end of the reducer; the pulleys are both embedded in the lower part of the outer wall of the first rotating shaft and the second rotating shaft; the belt is sleeved on the lower part of the outer wall of the pulley; the stable base bolt is installed on the left side of the upper surface of the workbench; the second rotating shaft is installed inside the workbench and the stable base through a bearing; the mounting plate is embedded in the upper part of the outer wall of the second rotating shaft; the electric rotating joint is threadedly connected to the upper end of the outer wall of the second rotating shaft; the manually adjustable support frame structure is installed on the left and right sides of the rear surface of the mounting plate; The disassembly cover is installed at the rear end of the manual adjustment support frame structure; the upper end of the centrifugal bucket is threadedly connected to the disassembly cover; the hollow screw is supported in the middle part of the disassembly cover by a nut; one end of the rubber sleeve is inlaid in the lower end of the hollow screw, and the other end is inlaid with a tension sensor; the rotating rod is threadedly connected to the lower end of the tension sensor; the adjustment fixed base structure is installed at the lower end of the rotating rod; the permeable stones are inlaid on the left and right sides of the lower part of the inside of the centrifugal bucket; the flushing work auxiliary box structure is installed at the lower end of the centrifugal bucket; the manual adjustment support frame structure includes a side panel, a rotating head, a lifting screw, a rotating inner cylinder, a first operating rod, a second operating rod and an inclined fastening rod structure, and the middle and lower bolts at the front end of the side panel are installed with a rotating head; the lifting screw bolt is installed at the upper end of the side panel; the rotating inner cylinder is threadedly connected to the upper part of the outer wall of the lifting screw; the first operating rod and the second operating rod are welded to the left and right sides of the outer wall of the rotating inner cylinder; the inclined fastening rod structure is installed at the lower part of the outer wall of the rotating inner cylinder.

[0006] Preferably, the inclined fastening rod structure includes a collar, an upper U-seat, an assembly turntable, an extension screw, an extension screw tube and a lower U-seat, the right end of the collar is welded with an upper U-seat, and the inner side of the upper U-seat is axially connected to the assembly turntable; one end of the extension screw is movably embedded in the assembly turntable, and the other end is threadedly connected to the extension screw tube; the lower end of the extension screw tube is movably embedded in the assembly turntable; the inner side of the lower U-seat is axially connected to the assembly turntable.

[0007] Preferably, the adjustment and fixing base structure includes an assembly block, an assembly threaded hole, a movable rod, a slide cylinder, a clamping bolt and a clamping plate. The assembly block is provided with an assembly threaded hole, and the left and right sides of the inner wall of the assembly threaded hole are threadedly connected with the movable rod; the slide cylinder is sleeved on the outer wall of the movable rod; the clamping bolt is threadedly connected to the front end of the slide cylinder; and the clamping plate is welded to the upper end of the slide cylinder.

[0008] Preferably, the flushing work auxiliary box structure includes a water storage box, a water filling valve, a water spray pipe, a water pump, a disassembly box, a battery and a working switch, the upper right end of the water storage box is threadedly connected with the water filling valve; the lower part of the front end of the water spray pipe is embedded in the front side of the inside of the water storage box, and the lower end of the water spray pipe is threadedly connected with the upper end of the water pump; the water pump bolt is installed in the middle part of the lower front end of the water storage box, and the water inlet at the rear end of the water pump is embedded in the water storage box; the disassembly box bolt is installed on the right side of the lower end of the water storage box, and a battery is embedded in the disassembly box; the working switch is embedded in the upper right part of the front end of the disassembly box.

[0009] Preferably, the rotating heads are embedded in the left and right rear sides of the mounting plate through bearings, and the rotating heads cooperate with the side panels for active support, and the lower ends of the side panels are connected with the rear end bolts of the disassembly cover.

[0010] Preferably, the outer wall of the lifting and lowering screw rod movably supports a rotating inner cylinder, and the rotating inner cylinder cooperates with the first operating rod and the second operating rod to be assembled into a T shape.

[0011] Preferably, the collar is embedded in the lower part of the outer wall of the rotating inner cylinder through a bearing, the inner sides of the upper U seat and the lower U seat are both movably supported with an assembly rotary head, and the lower U seat is bolted to the middle left and middle right sides of the upper surface of the mounting plate.

[0012] Preferably, the right end of the extended screw rod is supported by an extended screw tube, and both the right end of the extended screw rod and the extended screw tube are movably supported by an upper U-seat and a lower U-seat.

[0013] Preferably, the assembly block is a rectangular steel block, and the middle portion of the upper end of the assembly block is connected to the rotating rod bolt, and the assembly block cooperates with the assembly threaded hole to movably support the movable rod.

[0014] Preferably, the slide cylinder is matched with the movable rod, and the connection is fixed by a clamping bolt, and the slide cylinder and the clamping plate are assembled into an L shape.

[0015] Preferably, the water storage box bolts are installed at the lower end where the centrifugal bucket is placed, and the upper right side of the water storage box is connected to the water injection valve.

[0016] Preferably, one end of the water spray pipe is connected to the water storage box through a water pump, and the upper end of the water spray pipe corresponds to the permeable stone.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. In the present invention, the side panels and the rotating head are arranged to be used as movable supports in conjunction with the model placement location.

[0019] 2. In the present invention, the arrangement of the lifting and lowering screw, the rotating inner cylinder, the first operating rod and the second operating rod facilitates manual operation and drives the collar to achieve lifting and lowering adjustment, and cooperates with the placement of the centrifugal bucket to adjust the angle.

[0020] 3. In the present invention, the arrangement of the rotating inner cylinder and the sleeve ring assists the rotation and subsequent working.

[0021] 4. In the present invention, the upper U seat and the lower U seat are arranged to be movably adjusted in coordination with the extension screw and the extension screw tube in operation.

[0022] 5. In the present invention, the provision of the extension screw rod and the extension spiral tube facilitates manual adjustment of their lengths, so that they can be used again in conjunction with the placement of the centrifugal bucket for angle adjustment.

[0023] 6. In the present invention, the setting of the assembly rotor is used to assist the rotation while cooperating with the extension screw and the extension screw tube for adjustment.

[0024] 7. In the present invention, the arrangement of the assembly block and the assembly threaded hole enables the movable rod to be rotated and assembled and then adjusted for use.

[0025] 8. In the present invention, the arrangement of the movable rod, slide cylinder, clamping bolt and clamping plate realizes the movement and clamps the foundation model.

[0026] 9. In the present invention, the water storage box and the water injection valve are arranged to control the injection and storage of water.

[0027] 10. In the present invention, the arrangement of the water spray pipe and the water pump realizes water spraying and cooperates with the placement of the centrifugal bucket to perform auxiliary tests during the centrifugation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the present invention.

[0029] Figure 2 It is a structural schematic diagram of the manually adjustable support frame structure of the present invention.

[0030] Figure 3 It is a structural schematic diagram of the inclined fastening rod structure of the present invention.

[0031] Figure 4 It is a structural schematic diagram of the adjustable fixed base structure of the present invention.

[0032] Figure 5 It is a structural schematic diagram of the flushing work auxiliary box structure of the present invention.

[0033] In the figure:

[0034] 1. Workbench; 2. Speed ​​reducer; 3. Centrifugal motor; 4. First rotating shaft; 5. Pulley; 6. Belt; 7. Stable base; 8. Second rotating shaft; 9. Mounting plate; 10. Electric rotating joint; 11. Manual adjustment support frame structure; 111. Side panel; 112. Rotating head; 113. Lifting screw rod; 114. Rotating inner cylinder; 115. First operating rod; 116. Second operating rod; 117. Tilt and tighten rod structure; 1171. Ring; 1172. Upper U seat; 1173. Assemble the rotating head; 1174. Extending screw rod; 1175. Extending spiral tube; 1 176. Lower U seat; 12. Disassembly and assembly cover; 13. Place centrifugal barrel; 14. Hollow screw; 15. Rubber sleeve; 16. Tension sensor; 17. Rotating rod; 18. Adjust the fixed base structure; 181. Assembly block; 182. Assembly threaded hole; 183. Movable rod; 184. Slide; 185. Clamping bolt; 186. Clamping plate; 19. Permeable stone; 20. Flushing work auxiliary box structure; 201. Water storage box; 202. Water filling valve; 203. Water spray pipe; 204. Water pump; 205. Disassembly and assembly box; 206. Battery; 207. Working switch. DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings:

[0036] Example:

[0037] As attached Figure 1As shown, a test device for a centrifugal test foundation model that is easy to adjust includes a workbench 1, a reducer 2, a centrifugal motor 3, a first rotating shaft 4, a pulley 5, a belt 6, a stable base 7, a second rotating shaft 8, a mounting plate 9, an electric rotating joint 10, a manually adjustable support frame structure 11, a disassembly cover 12, a centrifugal bucket 13, a hollow screw 14, a rubber sleeve 15, a tension sensor 16, a rotating rod 17, an adjustable fixed base structure 18, a permeable stone 19 and a flushing work auxiliary box structure 20, wherein the right side bolts on the upper end of the workbench 1 are installed There is a reducer 2; the centrifugal motor 3 is bolted to the right side of the upper end of the reducer 2; the first rotating shaft 4 passes through the workbench 1 and is keyed to the left side of the lower end of the reducer 2; the pulleys 5 are embedded in the lower part of the outer wall of the first rotating shaft 4 and the second rotating shaft 8; the belt 6 is sleeved on the lower part of the outer wall of the pulley 5; the stable base 7 is bolted to the left side of the upper surface of the workbench 1; the second rotating shaft 8 is installed inside the workbench 1 and the stable base 7 through a bearing; the mounting plate 9 is embedded in the upper part of the outer wall of the second rotating shaft 8; the The electric rotary joint 10 is threadedly connected to the upper end of the outer wall of the second rotating shaft 8; the manually adjustable support frame structure 11 is installed on the left and right sides of the rear surface of the mounting plate 9; the disassembly cover 12 is installed at the rear end of the manually adjustable support frame structure 11; the upper end of the centrifugal bucket 13 is threadedly connected to the disassembly cover 12; the hollow screw 14 is supported by a nut in the middle part of the disassembly cover 12; one end of the rubber sleeve 15 is embedded in the lower end of the hollow screw 14, and the other end is embedded with a tension sensor 16; the rotating rod 17 is threadedly connected Connected to the lower end of the tension sensor 16; the adjustable fixed base structure 18 is installed at the lower end of the rotating rod 17; the permeable stones 19 are embedded on the left and right sides of the lower part of the centrifugal bucket 13; the flushing work auxiliary box structure 20 is installed at the lower end of the centrifugal bucket 13; the centrifugal motor 3 is driven to cooperate with the reducer 2 to drive the first rotating shaft 4 and the pulley 5 to rotate, and the pulley 5 cooperates with the belt 6 to drive the second rotating shaft 8, the mounting plate 9, the side panel 111, the disassembly cover 12 and the centrifugal bucket 13 to rotate centrifugally to carry out the test work.

[0038] As attached Figure 2As shown, in the above embodiment, specifically, the manually adjustable support frame structure 11 includes a side panel 111, a rotating head 112, a lifting screw 113, a rotating inner cylinder 114, a first operating rod 115, a second operating rod 116 and a tilting fastening rod structure 117, and the middle and lower bolts at the front end of the side panel 111 are installed with a rotating head 112; the side panel 111 drives the centrifugal bucket 13 to be placed to tilt at an angle through the rotating head 112 and the mounting plate 9; the lifting screw 113 is screwed The bolt is installed at the upper end of the side panel 111; the rotating inner cylinder 114 is threadedly connected to the upper part of the outer wall of the lifting and lowering screw 113; the first operating rod 115 and the second operating rod 116 are welded to the left and right sides of the outer wall of the rotating inner cylinder 114; the second operating rod 116 and the first operating rod 115 are rotated to drive the rotating inner cylinder 114 to rotate on the outer wall of the lifting and lowering screw 113 and drive the ring 1171 to rise and fall; the inclined fastening rod structure 117 is installed at the lower part of the outer wall of the rotating inner cylinder 114.

[0039] As attached Figure 3 As shown, in the above embodiment, specifically, the inclined fastening rod structure 117 includes a collar 1171, an upper U-seat 1172, an assembly swivel 1173, an extension screw 1174, an extension screw tube 1175 and a lower U-seat 1176, the right end of the collar 1171 is welded with an upper U-seat 1172, and the inner side of the upper U-seat 1172 is axially connected to the assembly swivel 1173; one end of the extension screw 1174 is movably embedded in the assembly swivel 1173, and the other end is threadedly connected to the extension screw tube 1175; during the lifting process, the extension screw tube 1175 is rotated to cooperate with the extension screw 1174 to adjust the length; the lower end of the extension screw tube 1175 is movably embedded with the assembly swivel 1173; the inner side of the lower U-seat 1176 is axially connected to the assembly swivel 1173.

[0040] As attached Figure 4As shown, in the above embodiment, specifically, the adjusting and fixing base structure 18 includes an assembly block 181, an assembly threaded hole 182, a movable rod 183, a slide cylinder 184, a clamping bolt 185 and a clamping plate 186, and the assembly block 181 is provided with an assembly threaded hole 182, and the left and right sides of the inner wall of the assembly threaded hole 182 are threadedly connected with the movable rod 183; the model, the assembly block 181 and the movable rod 183 are placed in the centrifugal bucket 13, and then the disassembly cover 12 is rotated and fixed on the outer wall of the centrifugal bucket 13, and the hollow screw 185 is installed during the process of installing the disassembly cover 12. 4 is then inserted into the disassembly cover 12, and finally the nut is rotated on the outer wall of the hollow screw 14 and fastened in conjunction with the rubber sleeve 15, the tension sensor 16, the assembly block 181 and the movable rod 183; the slide 184 is sleeved on the outer wall of the movable rod 183; the movable rod 183 is inserted into the model, and then the movable slide 184 is clamped and fixed to the model in conjunction with the clamping plate 186; the clamping bolt 185 is threadedly connected to the front end of the slide 184; the clamping bolt 185 is tightened to fix the slide 184; the clamping plate 186 is welded to the upper end of the slide 184.

[0041] As attached Figure 5 As shown in the above embodiment, specifically, the flushing auxiliary box structure 20 includes a water storage box 201, a water injection valve 202, a water spray pipe 203, a water pump 204, a disassembly box 205, a battery 206 and a working switch 207. The upper part of the right end of the water storage box 201 is threadedly connected with the water injection valve 202; the water pump 204 is driven to absorb the water in the water storage box 201 and spray it to the lower part of the mounting plate 9 through the water spray pipe 203 to assist the test; the lower part of the front end of the water spray pipe 203 is inlaid with It is embedded in the front side of the water storage box 201, and the lower end of the water spray pipe 203 is threadedly connected to the upper end of the water pump 204; the water pump 204 is bolted to the middle part of the lower front end of the water storage box 201, and the water inlet at the rear end of the water pump 204 is embedded in the water storage box 201; the disassembly box 205 is bolted to the right side of the lower end of the water storage box 201, and a battery 206 is embedded in the disassembly box 205; the working switch 207 is embedded in the upper right part of the front end of the disassembly box 205.

[0042] In the above embodiment, specifically, the centrifugal motor 3 is a 5IK120 type motor.

[0043] In the above embodiment, specifically, the tension sensor 16 adopts a KCLBF pressure sensor, and the tension sensor 16 is electrically connected to the computer.

[0044] In the above embodiment, specifically, the water pump 204 is a water pump of model SFB-2431Q-009, and the water pump 204 is electrically connected to the battery 206 and the working switch 207 .

[0045] How it works

[0046] The working principle of the present invention is as follows: first, the movable rod 183 is inserted into the model, and then the movable slide 184 cooperates with the clamping plate 186 to clamp and fix the model, and then the clamping bolt 185 is tightened to fix it. After installation, the model, the assembly block 181 and the movable rod 183 are placed in the centrifugal bucket 13, and then the disassembly cover 12 is rotated on the outer wall of the centrifugal bucket 13 to fix it. During the installation of the disassembly cover 12, the hollow screw 14 is inserted into the disassembly cover 12, and finally the nut is rotated on the outer wall of the hollow screw 14 and cooperated with the rubber sleeve 15, the tension sensor 16, the assembly block 181 and the movable rod 183 to achieve fastening. After the preliminary assembly, the second operating rod 116 and the first operating rod 115 are first rotated to drive the inner The cylinder 114 rotates on the outer wall of the lifting and lowering screw 113 and drives the ring 1171 to rise and fall. During the lifting process, the extension screw 1175 is rotated to cooperate with the extension screw 1174 to adjust the length, so that the side panel 111 can drive the centrifugal bucket 13 to be placed to tilt at an angle through the rotating head 112 and the mounting plate 9. After the adjustment is completed, the centrifugal motor 3 is driven to cooperate with the reducer 2 to drive the first rotating shaft 4 and the pulley 5 to rotate, and the pulley 5 cooperates with the belt 6 to drive the second rotating shaft 8, the mounting plate 9, the side panel 111, the disassembly cover 12 and the centrifugal bucket 13 to rotate centrifugally to carry out the test. During the test, the water pump 204 is driven to absorb the water in the water storage box 201 and spray it to the bottom of the mounting plate 9 through the water spray pipe 203 to assist the test.

[0047] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A centrifugal test foundation model test device that is easy to control, characterized in that: The test device of the centrifugal test foundation model which is easy to adjust comprises a workbench (1), a reducer (2), a centrifugal motor (3), a first rotating shaft (4), a pulley (5), a belt (6), a stable base (7), a second rotating shaft (8), a mounting plate (9), an electric rotating joint (10), a manually adjustable support frame structure (11), a disassembly cover (12), a centrifugal bucket (13), a hollow screw (14), a rubber sleeve (15), a tension sensor (16), a rotating rod (17), an adjustable fixed base structure (18), a permeable stone (19) and a flushing work auxiliary box structure (20). The right side of the upper end of the workbench (1) is bolted with the reducer (2); the centrifugal motor (3) is bolted on the reducer ( 2) on the right side of the upper end; the first rotating shaft (4) passes through the workbench (1) and is connected to the left key of the lower end of the reducer (2); the pulley (5) is embedded in the lower part of the outer wall of the first rotating shaft (4) and the second rotating shaft (8); the belt (6) is sleeved on the lower part of the outer wall of the pulley (5); the stable base (7) is bolted to the left side of the upper surface of the workbench (1); the second rotating shaft (8) is installed inside the workbench (1) and the stable base (7) through a bearing; the mounting plate (9) is embedded in the upper part of the outer wall of the second rotating shaft (8); the electric rotating joint (10) is threadedly connected to the upper end of the outer wall of the second rotating shaft (8); the manually adjustable support frame structure (11) is installed on the rear surface of the mounting plate (9) left and right sides; the disassembly cover (12) is installed at the rear end of the manually adjustable support frame structure (11); the upper end of the centrifugal bucket (13) is threadedly connected to the disassembly cover (12); the hollow screw (14) is supported in the middle part of the disassembly cover (12) through a nut; one end of the rubber sleeve (15) is embedded in the lower end of the hollow screw (14), and the other end is embedded with a tension sensor (16); the rotating rod (17) is threadedly connected to the lower end of the tension sensor (16); the adjustable fixed base structure (18) is installed at the lower end of the rotating rod (17); the permeable stones (19) are all embedded in the left and right sides of the lower part of the centrifugal bucket (13); the flushing work auxiliary box structure (20) is installed Installed at the lower end of the centrifugal bucket (13); the manually adjustable support frame structure (11) includes a side panel (111), a rotating head (112), a lifting screw (113), a rotating inner cylinder (114), a first operating rod (115), a second operating rod (116) and an inclined fastening rod structure (117); the middle and lower bolts at the front end of the side panel (111) are equipped with a rotating head (112); the lifting screw (113) is bolted to the upper end of the side panel (111); the rotating inner cylinder (114) is threadedly connected to the upper part of the outer wall of the lifting screw (113); the first operating rod (115) and the second operating rod (116) are both welded to the left and right sides of the outer wall of the rotating inner cylinder (114);The inclined fastening rod structure (117) is installed at the lower part of the outer wall of the rotating inner cylinder (114).

2. The test device for the easily adjustable centrifugal test foundation model according to claim 1, characterized in that: The inclined fastening rod structure (117) comprises a collar (1171), an upper U-seat (1172), an assembly rotating head (1173), an extension screw (1174), an extension screw tube (1175) and a lower U-seat (1176); the upper U-seat (1172) is welded to the right end of the collar (1171), and the assembly rotating head (1173) is axially connected to the inner side of the upper U-seat (1172); one end of the extension screw (1174) is movably embedded in the assembly rotating head (1173), and the other end is threadedly connected to the extension screw tube (1175); the assembly rotating head (1173) is movably embedded in the lower end of the extension screw tube (1175); and the assembly rotating head (1173) is axially connected to the inner side of the lower U-seat (1176).

3. The test device for the easily adjustable centrifugal test foundation model according to claim 1, characterized in that: The outer wall of the lifting and lowering screw rod (113) movably supports a rotating inner cylinder (114), and the rotating inner cylinder (114) cooperates with the first operating rod (115) and the second operating rod (116) to be assembled into a T shape.

4. The test device for the easily adjustable centrifugal test foundation model according to claim 2, characterized in that: The collar (1171) is embedded in the lower part of the outer wall of the rotating inner cylinder (114) through a bearing, and the inner sides of the upper U seat (1172) and the lower U seat (1176) are both movably supported with an assembly rotating head (1173), and the lower U seat (1176) is bolted to the middle left and middle right sides of the upper surface of the mounting plate (9).

5. The test device for the easily adjustable centrifugal test foundation model according to claim 2, characterized in that: The right end of the extension screw rod (1174) is supported by the extension screw tube (1175), and the right end of the extension screw rod (1174) and the extension screw tube (1175) are both movably supported by the upper U seat (1172) and the lower U seat (1176).

6. The test device for the easily adjustable centrifugal test foundation model according to claim 1, characterized in that: The adjustable fixed base structure (18) comprises an assembly block (181), an assembly threaded hole (182), a movable rod (183), a slide cylinder (184), a clamping bolt (185) and a clamping plate (186); the assembly block (181) is provided with an assembly threaded hole (182), and the left and right sides of the inner wall of the assembly threaded hole (182) are both threadedly connected with the movable rod (183); the slide cylinder (184) is sleeved on the outer wall of the movable rod (183); the clamping bolt (185) is threadedly connected to the front end of the slide cylinder (184); and the clamping plate (186) is welded to the upper end of the slide cylinder (184).

7. The test device for the easily adjustable centrifugal test foundation model according to claim 6, characterized in that: The assembly block (181) is a rectangular steel block, and the middle part of the upper end of the assembly block (181) is bolted to the rotating rod (17), and the assembly block (181) cooperates with the assembly threaded hole (182) to movably support the movable rod (183).

8. The test device for the easily adjustable centrifugal test foundation model according to claim 6, characterized in that: The slide cylinder (184) is matched with the movable rod (183), and the connection is fixed by a clamping bolt (185). The slide cylinder (184) and the clamping plate (186) are assembled into an L shape.

9. The test device for the easily adjustable centrifugal test foundation model according to claim 1, characterized in that: The flushing auxiliary box structure (20) comprises a water storage box (201), a water injection valve (202), a water spray pipe (203), a water pump (204), a disassembly box (205), a battery (206) and a working switch (207). The upper part of the right end of the water storage box (201) is threadedly connected with the water injection valve (202); the lower part of the front end of the water spray pipe (203) is embedded in the front side of the water storage box (201), and the lower end of the water spray pipe (203) is connected to the water pump (204). The upper end of the pump (204) is threadedly connected; the water pump (204) is bolted to the middle part of the lower front end of the water storage box (201), and the water inlet of the rear end of the water pump (204) is embedded in the water storage box (201); the disassembly box (205) is bolted to the right side of the lower end of the water storage box (201), and a battery (206) is embedded in the disassembly box (205); the working switch (207) is embedded in the upper right part of the front end of the disassembly box (205).

10. The test device for the easily adjustable centrifugal test foundation model according to claim 9, characterized in that: The water storage box (201) is bolted to the lower end of the centrifugal bucket (13), and the upper right part of the water storage box (201) is connected to the water injection valve (202). One end of the water spray pipe (203) is connected to the water storage box (201) through a water pump (204), and the upper end of the water spray pipe (203) corresponds to the permeable stone (19).

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