Hydraulic engineering pile foundation bearing capacity detection device

Abstract

The invention relates to the technical field of pile foundation detection equipment, in particular to a hydraulic engineering pile foundation bearing capacity detection device which comprises a lifting component, a clamping component, a feeding component and a driving component, the lifting component comprises an air cylinder assembly and a supporting plate, and the air cylinder assembly is fixedly connected with the supporting plate; the clamping component comprises a second air cylinder, a rotating disc and four sets of fastening assemblies, the second air cylinder is fixedly connected with the rotating disc, the rotating disc is fixedly connected with the four sets of fastening assemblies, the vertical static load is automatically increased through the feeding component, manual position adjustment and carrying are not needed, the balancing weights are automatically stacked to apply vertical pressure to the pile foundation, and the clamping component is used for clamping the pile foundation. A column is prevented from inclining during pile foundation measurement through the lifting component and the clamping component, the lifting component moves up and down to adapt to detection of pile foundations of different heights, settlement of the pile foundations is observed through changes of scale marks of the sliding shaft, and the detection efficiency, accuracy and applicability are improved.

Description

Technical Field

[0001] The invention relates to the technical field of pile foundation detection equipment, in particular to a device for detecting the bearing capacity of a pile foundation of a water conservancy project. Background Art

[0002] Pile foundation bearing capacity testing is a very important task, which helps engineers understand the actual bearing capacity of pile foundation when bearing load, and provides an important basis for engineering design and construction. In actual testing methods, there are mainly two test methods: static load test and dynamic load test.

[0003] At present, a Chinese invention with application number 201710951685.1 discloses a pile foundation bearing capacity detection device. Although the detection accuracy is improved by means of a pressure balance device arranged at the top of the pile foundation to be tested, a pressure sensor arranged between the pressure balance device and the pile foundation to be tested, a power device arranged at the top of the pressure balance device, a weight unit arranged at the top of the power device, and a loading assembly, the operation is not convenient enough, the device is not stable enough, and it is easy to tilt, which affects the accuracy of the detection. Summary of the invention

[0004] The technical problem to be solved by the present invention is that the static load test detection device has low efficiency and poor stability, which easily leads to inaccurate experimental data.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: a device for detecting the bearing capacity of a pile foundation of a water conservancy project, comprising a lifting component, a clamping component, a feeding component and a driving component; The lifting component comprises a cylinder assembly and a support plate, wherein the cylinder assembly is fixedly connected to the support plate; The clamping member comprises a second cylinder, a rotating disk and four sets of fastening components, wherein the second cylinder is fixedly connected to the rotating disk, and the rotating disk is fixedly connected to the four sets of fastening components; The feeding component includes a transmission frame, a horizontal transmission component, a lifting component, a placement frame component, a placement frame, a counterweight and a stacking box. The horizontal transmission component is fixedly connected to the transmission frame, the lifting component is fixedly connected to the support plate, the horizontal transmission component and the lifting component are used to transfer the counterweight, the placement frame is fixedly connected to the support plate, the placement frame is provided with a plurality of placement frame components, the placement frame component is used to hold the counterweight, the stacking box is used to hold the counterweight, the stacking box has a through-hole, and the stacking box is fixedly connected to the transmission frame.

[0006] As a preferred solution of the bearing capacity detection device for pile foundation of water conservancy project described in the present invention, wherein: the horizontal transmission component includes a fifth rotating shaft, a first connecting rod, a second connecting rod, a hinge, a first fixed frame, a slide rail, a slider and two groups of lever members, the fifth rotating shaft is rotatably connected to the first connecting rod, the first connecting rod is rotatably connected to the second connecting rod, the second connecting rod is rotatably connected to the slider through the hinge, the slider is slidably connected to the slide rail, the slide rail is fixedly connected to the first fixed frame, and the two groups of lever members are fixedly connected to the slider.

[0007] As a preferred solution of the bearing capacity detection device for pile foundation of a water conservancy project described in the present invention, the driving component includes a motor, a first rotating shaft, a half gear, a first gear, a second rotating shaft, a second gear, a third rotating shaft, a fixed plate, a driving wheel, a belt and a driven wheel. The output shaft of the motor is rotatably connected to the first rotating shaft, the first rotating shaft is fixedly connected to the half gear, the half gear is meshed and connected to the first gear, the first gear is fixedly connected to the second rotating shaft, the second rotating shaft is rotatably connected to the jacking assembly, the half gear is meshed and connected to the second gear, the second gear is fixedly connected to the third rotating shaft, the third rotating shaft extends out of the fixed plate and is fixedly connected to the driving wheel, the driving wheel is rotatably connected to the belt, the belt is rotatably connected to the driven wheel, and the driven wheel is fixedly connected to the fifth rotating shaft.

[0008] As a preferred solution of the bearing capacity detection device for pile foundation of a water conservancy project described in the present invention, the four groups of fastening components include a push rod, a third connecting rod, a clamping rod, a rotating part and a clamping plate, the push rod is fixedly connected to the rotating disk, the push rod is rotatably connected to the third connecting rod, the clamping rod is rotatably connected to the rotating part, one end of the clamping rod is rotatably connected to the third connecting rod, and the other end of the clamping rod is fixedly connected to the clamping plate.

[0009] As a preferred solution of the bearing capacity detection device for pile foundation of a water conservancy project described in the present invention, wherein: the jacking assembly includes a first connecting rod, a first limiting column, a second connecting rod, a second limiting column, a push rod, a top plate and a second fixed frame, the first connecting rod is rotatably connected to the second fixed frame, the first connecting rod is rotatably connected to the second connecting rod through the first limiting column, the second connecting rod is rotatably connected to the push rod through the second limiting column, and the push rod is fixedly connected to the top plate.

[0010] As a preferred solution of the water conservancy project pile foundation bearing capacity detection device described in the present invention, wherein: the placement frame assembly includes two groups of fourth rotating shafts, two groups of clamping rods and four groups of clamping slot parts, the fourth rotating shaft centrally symmetrically rotates to connect the two groups of clamping slot parts, one end of the clamping slot part is clamped and connected to the clamping rod, and the other end of the clamping slot part is clamped and connected to the counterweight block, the placement frame assembly is gradually raised and fixedly connected to the placement frame, and the clamping slot part is provided with a through hole and a clamping slot.

[0011] As a preferred solution of the device for detecting the bearing capacity of pile foundation of a water conservancy project described in the present invention, a pressure bearing seat is arranged at the bottom of the support plate.

[0012] As a preferred solution of the water conservancy project pile foundation bearing capacity detection device described in the present invention, the lever member includes a right-angle lever, a third limit column and a rotating member, the right-angle lever is rotatably connected to the third limit column, and the third limit column is rotatably connected to the rotating member.

[0013] As a preferred solution of the device for detecting the bearing capacity of a pile foundation of a water conservancy project described in the present invention, the slide rail is provided with a diamond-shaped groove matching the sliding block, and a groove is provided at the bottom of the slide rail.

[0014] As a preferred solution of the bearing capacity detection device for pile foundation of a water conservancy project described in the present invention, the cylinder assembly includes a first cylinder, a piston, a bracket, a sliding shaft and an air inlet, the first cylinder is slidably connected to the piston, the piston is fixedly connected to the sliding shaft, the cylinder is fixedly connected to the bracket, the sliding shaft is slidably connected to the bracket, the first cylinder is provided with an air inlet, and the sliding shaft is provided with a dimension line for observing the settlement depth of the pile foundation.

[0015] The beneficial effects of the present invention are as follows: the present invention automatically increases the vertical static load through the feeding component, and there is no need for manual position adjustment and transportation. The counterweight block automatically adds vertical pressure to the pile foundation. The lifting component and the clamping component are used to prevent the column from tilting when measuring the pile foundation. The lifting component moves up and down to adapt to pile foundation detection at different heights. The settlement of the pile foundation is observed by the change of the sliding axis scale line, thereby improving the detection efficiency, accuracy and applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0017] Figure 2 It is a schematic diagram of the structure of a clamping component of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0018] Figure 3 It is a schematic diagram of the structure of a feeding component of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0019] Figure 4 It is a schematic diagram of the structure of a jacking component of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0020] Figure 5 Schematic diagram of the structure of a driving component 4 of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0021] Figure 6 It is a schematic diagram of the structure of a placement frame assembly of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0022] Figure 7 It is a schematic diagram of the structure of a cylinder component of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0023] Figure 8 It is a schematic diagram of the slide rail structure of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0024] Fig. 9 It is a cross-sectional view of a jacking component of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0025] Fig.10 The figure is a schematic diagram of the driven wheel structure of a water conservancy project pile foundation bearing capacity detection device in an embodiment of the present disclosure.

[0026] Reference numerals: lifting member 1; cylinder assembly 101; first cylinder 1011; piston 1012; bracket 1013; sliding shaft 1014; air inlet 1015; support plate 102; pressure seat 1021; clamping member 2; push rod 231; third connecting rod 232; clamping rod 233; rotating member 234; clamping plate 235; second cylinder 21; rotating disk 22; fastening assembly 23; feeding member 3; transmission frame 31; horizontal transmission assembly 32; fifth rotating shaft 321; first connecting rod 322; second connecting rod 323; hinge 324; first fixed frame 325; slide rail 326; diamond groove 3261; groove 3262; slider 327; lever member 328; The right-angle lever 3281; the third limiting column 3282; the rotating member 3283; the lifting assembly 33; the first connecting rod 331; the first limiting column 332; the second connecting rod 333; the second limiting column 334; the top rod 335; the top plate 336; the second fixed frame 337; the placement rack assembly 34; the fourth rotating shaft 341; the clamping rod 342; the clamping groove member 343; the through hole 3431; the clamping groove 3432; the placement rack 35; the counterweight block 36; the stacking box 361; the driving member 4; the motor 41; the first rotating shaft 42; the half gear 43; the first gear 44; the second rotating shaft 45; the second gear 46; the third rotating shaft 47; the fixing plate 48; the driving wheel 49; the belt 491; the driven wheel 492. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0028] Example, see Figure 1-Figure 10, this embodiment provides a water conservancy engineering pile foundation bearing capacity detection device, including a lifting component 1, a clamping component 2, a feeding component 3 and a driving component 4; The lifting member 1 comprises a cylinder assembly 101 and a support plate 102, wherein the cylinder assembly 101 is fixedly connected to the support plate 102; The clamping member 2 comprises a second cylinder 21, a rotating disk 22 and four sets of fastening components 23, wherein the second cylinder 21 is fixedly connected to the rotating disk 22, and the rotating disk 22 is fixedly connected to the four sets of fastening components 23; The feeding component 3 includes a transmission frame 31, a horizontal transmission component 32, a lifting component 33, a placement frame component 34, a placement frame 35, a counterweight 36 and a stacking box 361. The horizontal transmission component 32 is fixedly connected to the transmission frame 31, the lifting component 33 is fixedly connected to the support plate 102, the horizontal transmission component 32 and the lifting component 33 are used to transfer the counterweight 36, the placement frame 35 is fixedly connected to the support plate 102, the placement frame 35 is provided with a plurality of placement frame components 34, the placement frame components 34 are used to hold the counterweight 36, the stacking box 361 is used to hold the counterweight 36, the stacking box 361 has a through hole in the middle, and the stacking box 361 is fixedly connected to the transmission frame 31.

[0029] Preferably, in this embodiment, the pile foundation to be tested is placed under the clamping member 2, the cylinder assembly 101 is started to rise until the support plate 102 is in contact with the pile foundation to be tested, the second cylinder 21 is started, the second cylinder 21 pushes the turntable 22 downward, the turntable 22 pushes the four sets of fastening assemblies 23 to clamp the pile foundation, thereby fixing the pile foundation to ensure that the pile foundation is subjected to a vertical load, the cylinder assembly 101 is closed, the support plate 102 is allowed to fall freely, so that the four sets of cylinder assemblies 101 can both make the device run smoothly and release the supporting effect, thereby In order to make the experimental data more accurate, the driving component 4 is started, and the counterweight block 36 in the stockpile box 361 is intermittently horizontally transferred through the horizontal conveying component 32. The jacking component 33 lifts the counterweight block 36 to the placement frame 35 for vertical placement in sequence, thereby automatically adding weight to the pile foundation. According to the changing value of the scale line of the cylinder component 101, the pile top settlement of the single pile under different loads is measured, and the auxiliary curve of the Q-s curve of the static load test is obtained. Then, the characteristic value parameters of the vertical compressive bearing capacity of the single pile are deduced based on the curve.

[0030] Reference Figure 1 , Figure 3 and Fig.10The horizontal transmission assembly 32 includes a fifth rotating shaft 321, a first connecting rod 322, a second connecting rod 323, a hinge 324, a first fixed frame 325, a slide rail 326, a slider 327 and two groups of lever members 328. The fifth rotating shaft 321 is rotationally connected to the first connecting rod 322, the first connecting rod 322 is rotationally connected to the second connecting rod 323, the second connecting rod 323 is rotationally connected to the slider 327 through the hinge 324, the slider 327 is slidably connected to the slide rail 326, the slide rail 326 is fixedly connected to the first fixed frame 325, and the two groups of lever members 328 are fixedly connected to the slider 327.

[0031] In this embodiment, the fifth rotating shaft 321 drives the first connecting rod 322 to rotate, the first connecting rod 322 drives the second connecting rod 323, the second connecting rod 323 pushes the slider 327 to slide on the slide rail 326, and the slider 327 drives the lever 328 to move the counterweight 36.

[0032] Reference Figure 1 , Figure 5 , Fig. 9 and Fig.10 The driving member 4 includes a motor 41, a first rotating shaft 42, a half gear 43, a first gear 44, a second rotating shaft 45, a second gear 46, a third rotating shaft 47, a fixed plate 48, a driving wheel 49, a belt 491 and a driven wheel 492. The output shaft of the motor 41 is rotatably connected to the first rotating shaft 42, the first rotating shaft 42 is fixedly connected to the half gear 43, the half gear 43 is meshed with the first gear 44, the first gear 44 is fixedly connected to the second rotating shaft 45, the second rotating shaft 45 is rotatably connected to the lifting component 33, the half gear 43 is meshed with the second gear 46, the second gear 46 is fixedly connected to the third rotating shaft 47, the third rotating shaft 47 extends out of the fixed plate 48 and is fixedly connected to the driving wheel 49, the driving wheel 49 is rotatably connected to the belt 491, the belt 491 is rotatably connected to the driven wheel 492, and the driven wheel 492 is fixedly connected to the fifth rotating shaft 321.

[0033] In the preferred embodiment of the present invention, the motor 41 is started, the output shaft of the motor 41 drives the first rotating shaft 42 to rotate, the first rotating shaft 42 drives the half gear 43 to rotate, the half gear 43 drives the first gear 44 to rotate, the first gear 44 drives the second rotating shaft 45 to rotate, the second rotating shaft 45 drives the lifting assembly 33 to rotate, the half gear 43 rotates half a circle and meshes with the second gear 46, driving the second gear 46 to rotate, the second gear 46 drives the third rotating shaft 47 to rotate, the third rotating shaft 47 drives the driving wheel 49 to rotate, the driving wheel 49 drives the driven wheel 492 to rotate through the belt 491, and the driven wheel 492 drives the horizontal conveying assembly 32 to rotate.

[0034] Reference Figure 1 and Figure 2The four groups of fastening assemblies 23 include a push rod 231, a third connecting rod 232, a clamping rod 233, a rotating member 234 and a clamping plate 235. The push rod 231 is fixedly connected to the rotating disk 22, the push rod 231 is rotationally connected to the third connecting rod 232, the clamping rod 233 is rotationally connected to the rotating member 234, one end of the clamping rod 233 is rotationally connected to the third connecting rod 232, and the other end of the clamping rod 233 is fixedly connected to the clamping plate 235.

[0035] In this embodiment, preferably, the push rod 231 pushes the connecting rod 232, the connecting rod 232 rotates the clamping rod 233, and the clamping rod 233 drives the clamping plate 235 to squeeze the pile foundation, thereby clamping the pile foundation.

[0036] Reference Figure 4 , Figure 5 and Fig. 9 The lifting assembly 33 includes a first connecting rod 331, a first limiting column 332, a second connecting rod 333, a second limiting column 334, a push rod 335, a top plate 336 and a second fixed frame 337. The first connecting rod 333 is rotatably connected to the second fixed frame 337. The first connecting rod 331 is rotatably connected to the second connecting rod 333 through the first limiting column 332. The second connecting rod 333 is rotatably connected to the push rod 335 through the second limiting column 334. The push rod 335 is fixedly connected to the top plate 336.

[0037] In this embodiment, the first connecting rod 331 pushes the second connecting rod 333 , the second connecting rod 333 drives the top rod 335 to slide up and down in the second fixing frame 337 , and the top rod 335 drives the top plate 336 to lift the counterweight 36 .

[0038] Reference Figure 1 and Figure 2 The placement rack assembly 34 includes two groups of fourth rotating shafts 341, two groups of clamping rods 342 and four groups of clamping slots 343. The fourth rotating shaft 341 is centrally symmetrically rotated to connect the two groups of clamping slots 343. One end of the clamping slot 343 is clamped and connected to the clamping rod 342, and the other end of the clamping slot 343 is clamped and connected to the counterweight block 36. The placement rack assembly 34 is gradually raised and fixedly connected to the placement rack 35. The clamping slot 343 is provided with a through hole 3431 and a clamping slot 3432.

[0039] Preferably, in this embodiment, when the top plate 336 lifts the counterweight 36 onto the slot member 343, the slot member 343 rotates. Since one end of the slot member 343 is supported by the clamping rod 342 and the other end of the clamping rod 342 is supported by the counterweight 36, the counterweight 36 is fixed after being lifted. The slot member 343 transmits the counterweight 36 in one direction, so that the counterweight 36 is neatly arranged in the vertical direction, so that the pile foundation is evenly stressed.

[0040] Reference Figure 2A pressure bearing seat 1021 is provided at the bottom of the support plate 102 .

[0041] This embodiment is preferred because it is convenient for clamping the pile foundation and generating concentrated stress.

[0042] Reference Figure 3 The lever member 328 includes a right-angle lever 3281 , a third limiting column 3282 and a rotating member 3283 . The right-angle lever 3281 is rotatably connected to the third limiting column 3282 , and the third limiting column 3282 is rotatably connected to the rotating member 3283 .

[0043] In this embodiment, the right-angle lever 3281 preferably transports materials by moving the counterweight block 36 .

[0044] Reference Figure 8 The slide rail 326 is provided with a diamond-shaped groove 3261 matching the slider 327 , and a groove 3262 is provided at the bottom of the slide rail 326 .

[0045] Preferably, in this embodiment, the slide rail 326 slides in the diamond-shaped groove 3261 to drive the slider 327 to move.

[0046] Reference Figure 1 and Figure 7 The cylinder assembly 101 includes a first cylinder 1011, a piston 1012, a bracket 1013, a sliding shaft 1014 and an air inlet 1015. The first cylinder 1011 is slidably connected to the piston 1012, the piston 1012 is fixedly connected to the sliding shaft 1014, the cylinder 1011 is fixedly connected to the bracket 1013, the sliding shaft 1014 is slidably connected to the bracket 1013, the first cylinder 1011 is provided with an air inlet 1015, and the sliding shaft 1014 is provided with a dimension line for observing the settlement depth of the pile foundation.

[0047] In this preferred embodiment, the air intake of the first cylinder 1011 drives the piston 1012 to move upward, and the piston 1012 pushes the sliding shaft 1014 to move upward, thereby adjusting the height of the bracket 1013. When the air intake of the first cylinder 1011 stops, the sliding shaft 1014 is no longer subjected to thrust, and when the pile foundation sinks, the sliding shaft 1014 drives the piston 1012 downward, and the settlement of the pile foundation is observed in real time based on the dimension line of the sliding shaft 1014.

[0048] Working principle: place the pile foundation to be tested under the clamping member 2, start the cylinder assembly 101 to make the support plate 102 fit the pile foundation to be tested, start the second cylinder 21, the second cylinder 21 pushes the turntable 22 downward, the turntable 22 pushes the four sets of fastening assemblies 23 to clamp the pile foundation, thereby fixing the pile foundation to ensure that the pile foundation is subjected to vertical load, close the cylinder assembly 101, and make the support plate 102 fall freely, so that the four sets of cylinder assemblies 101 can make the device run smoothly and release the supporting effect, so as to make the experimental data more accurate, start the motor 41, the output shaft of the motor 41 drives the first rotating shaft 42 to rotate, the first rotating shaft 42 drives the half gear 43 to rotate, the half gear 43 drives the first gear 44 to rotate, the first gear 44 drives the second rotating shaft 45 to rotate, the second rotating shaft 45 drives the lifting assembly 33 to rotate, and the first rotating shaft 42 drives the half gear 43 to rotate. The first connecting rod 331 pushes the second connecting rod 333, and the second connecting rod 333 drives the top rod 335 to slide up and down in the second fixed frame 337. The top rod 335 drives the top plate 336 to lift the counterweight block 36, and the counterweight block 36 pushes the slot member 343 to rotate, and the counterweight block 36 slides unidirectionally into the supporting groove formed by the two groups of slot members 343. At this time, one end of the slot member 343 receives the gravity of the counterweight block 36 and rotates in the opposite direction. Since the other end of the slot member 343 is supported by the clamping rod 342, the slot member 343 cannot rotate in the opposite direction and is locked. Therefore, the counterweight block 36 is fixed after being lifted, and then the second counterweight block 36 will lift the first counterweight block 36, and the third counterweight block 36 will lift the second counterweight block 36. According to this rule, the slot member 343 transfers the counterweight blocks 36 in one direction in turn, so that the counterweight blocks 36 are arranged neatly in the vertical direction, so that the pile foundation is evenly stressed.

[0049] After half a circle of rotation, the half gear 43 meshes with the second gear 46, driving the second gear 46 to rotate, the second gear 46 drives the third rotating shaft 47 to rotate, the third rotating shaft 47 drives the driving wheel 49 to rotate, the driving wheel 49 drives the driven wheel 492 to rotate through the belt 491, the driven wheel 492 drives the horizontal transmission assembly 32 to rotate, the fifth rotating shaft 321 drives the first connecting rod 322 to rotate, the first connecting rod 322 drives the second connecting rod 323, the second connecting rod 323 pushes the slider 327 to slide on the slide rail 326, the slider 327 drives the lever 328 to shift the counterweight 36 to automatically add weight to the pile foundation, according to the change value of the scale line of the cylinder assembly 101, the pile top settlement of the single pile under different loads is measured, and the Q-s curve auxiliary curve of the static load test is obtained, and then the characteristic value parameter of the vertical compressive bearing capacity of the single pile is deduced according to the curve.

Claims

1. A device for detecting the bearing capacity of a pile foundation of a water conservancy project, characterized in that: It comprises a lifting component (1), a clamping component (2), a feeding component (3) and a driving component (4); The lifting component (1) comprises a cylinder assembly (101) and a support plate (102), wherein the cylinder assembly (101) is fixedly connected to the support plate (102); The clamping member (2) comprises a second cylinder (21), a rotating disk (22) and four groups of fastening components (23); the second cylinder (21) is fixedly connected to the rotating disk (22), and the rotating disk (22) is fixedly connected to the four groups of fastening components (23); The feeding component (3) comprises a transmission frame (31), a horizontal transmission component (32), a lifting component (33), a placement frame component (34), a placement frame (35), a counterweight (36) and a stacking box (361). The horizontal transmission component (32) is fixedly connected to the transmission frame (31). The lifting component (33) is fixedly connected to the support plate (102). The horizontal transmission component (32) and the lifting component (33) are used to transfer the counterweight (36). The placement frame (35) is fixedly connected to the support plate (102). The placement frame (35) is provided with a plurality of placement frame components (34). The placement frame components (34) are used to hold the counterweight (36). The stacking box (361) is used to hold the counterweight (36). The stacking box (361) is connected in the middle. The stacking box (361) is fixedly connected to the transmission frame (31).

2. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: The horizontal transmission assembly (32) comprises a fifth rotating shaft (321), a first connecting rod (322), a second connecting rod (323), a hinge (324), a first fixed frame (325), a slide rail (326), a slider (327) and two groups of lever members (328); the fifth rotating shaft (321) is rotationally connected to the first connecting rod (322); the first connecting rod (322) is rotationally connected to the second connecting rod (323); the second connecting rod (323) is rotationally connected to the slider (327) via the hinge (324); the slider (327) is slidably connected to the slide rail (326); the slide rail (326) is fixedly connected to the first fixed frame (325); and the two groups of lever members (328) are fixedly connected to the slider (327).

3. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 2, characterized in that: The driving member (4) comprises a motor (41), a first rotating shaft (42), a half gear (43), a first gear (44), a second rotating shaft (45), a second gear (46), a third rotating shaft (47), a fixing plate (48), a driving wheel (49), a belt (491) and a driven wheel (492), wherein the output shaft of the motor (41) is rotatably connected to the first rotating shaft (42), the first rotating shaft (42) is fixedly connected to the half gear (43), the half gear (43) is meshedly connected to the first gear (44), and the first gear (491) is connected to the third rotating shaft (47). 4) fixedly connected to a second rotating shaft (45), the second rotating shaft (45) is rotationally connected to a lifting assembly (33), the half gear (43) is meshingly connected to a second gear (46), the second gear (46) is fixedly connected to a third rotating shaft (47), the third rotating shaft (47) extends out of a fixing plate (48) and is fixedly connected to a driving wheel (49), the driving wheel (49) is rotationally connected to a belt (491), the belt (491) is rotationally connected to a driven wheel (492), and the driven wheel (492) is fixedly connected to a fifth rotating shaft (321).

4. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: The four groups of fastening assemblies (23) include a push rod (231), a third connecting rod (232), a clamping rod (233), a rotating member (234) and a clamping plate (235), wherein the push rod (231) is fixedly connected to the rotating disk (22), the push rod (231) is rotationally connected to the third connecting rod (232), the clamping rod (233) is rotationally connected to the rotating member (234), one end of the clamping rod (233) is rotationally connected to the third connecting rod (232), and the other end of the clamping rod (233) is fixedly connected to the clamping plate (235).

5. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: The lifting assembly (33) comprises a first connecting rod (331), a first limiting column (332), a second connecting rod (333), a second limiting column (334), a push rod (335), a top plate (336) and a second fixed frame (337); the first connecting rod (333) is rotatably connected to the second fixed frame (337); the first connecting rod (331) is rotatably connected to the second connecting rod (333) via the first limiting column (332); the second connecting rod (333) is rotatably connected to the push rod (335) via the second limiting column (334); and the push rod (335) is fixedly connected to the top plate (336).

6. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: The placement rack assembly (34) comprises two groups of fourth rotation shafts (341), two groups of clamping rods (342) and four groups of clamping slots (343); the fourth rotation shafts (341) are centrally symmetrically rotated to connect the two groups of clamping slots (343); one end of the clamping slots (343) is clamped and connected to the clamping rods (342); the other end of the clamping slots (343) is clamped and connected to the counterweight (36); the placement rack assembly (34) is gradually raised to be fixedly connected to the placement racks (35); and the clamping slots (343) are provided with through holes (3431) and clamping slots (3432).

7. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: A pressure bearing seat (1021) is provided at the bottom of the support plate (102).

8. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 2, characterized in that: The lever member (328) comprises a right-angle lever (3281), a third limiting column (3282) and a rotating member (3283); the right-angle lever (3281) is rotatably connected to the third limiting column (3282); and the third limiting column (3282) is rotatably connected to the rotating member (3283).

9. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 2, characterized in that: The slide rail (326) is provided with a diamond-shaped groove (3261) matching the sliding block (327), and the bottom of the slide rail (326) is provided with a groove (3262).

10. A water conservancy engineering pile foundation bearing capacity detection device as claimed in claim 1, characterized in that: The cylinder assembly (101) comprises a first cylinder (1011), a piston (1012), a bracket (1013), a sliding shaft (1014) and an air inlet (1015); the first cylinder (1011) is slidably connected to the piston (1012); the piston (1012) is fixedly connected to the sliding shaft (1014); the cylinder (1011) is fixedly connected to the bracket (1013); the sliding shaft (1014) is slidably connected to the bracket (1013); the first cylinder (1011) is provided with an air inlet (1015); and the sliding shaft (1014) is provided with a dimension line for observing the settlement depth of the pile foundation.

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