CN214096969U

CN214096969U - Vertical resistance to compression detection device of single pile

Info

Publication number: CN214096969U
Application number: CN202023100072.3U
Authority: CN
Inventors: 柳磊; 郑伟强; 刘俊; 陈国飞; 吴凤军; 朱云成
Original assignee: Nanjing Zijin Geological Engineering Technology Co ltd
Current assignee: Nanjing Zijin Geological Engineering Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-31
Anticipated expiration: 2030-12-21

Abstract

The application relates to a single-pile vertical compression resistance detection device, relating to the technical field of single-pile compression resistance monitoring; the main technical scheme includes that the hydraulic cylinder fixing device comprises a mounting plate, a stand column fixed on the mounting plate and an adjusting plate connected to the mounting plate in a sliding mode, wherein an adjusting assembly used for adjusting the position of the mounting plate is arranged on the mounting plate, a hydraulic cylinder is fixed on the adjusting plate, and a fixing assembly used for fixing the hydraulic cylinder is arranged on the stand column; therefore, in the detection process, the fixing assembly keeps the hydraulic cylinder fixed, the possibility that the hydraulic cylinder deviates in the detection process and is dislocated with the test pile is reduced, and the accuracy of the detection result is improved.

Description

Vertical resistance to compression detection device of single pile

Technical Field

The application relates to the technical field of single-pile compression resistance monitoring, in particular to a single-pile vertical compression resistance detection device.

Background

The single pile compression resistance refers to the strength, stability, deformation range and the like of foundation soil and the pile under the load action of the single pile, and the bearing capacity of the pile is the result of the combined action of the pile and the soil.

The utility model discloses a chinese utility model patent that grant bulletin number is CN202577378U discloses a single pile static test frame, including the anchor stake, the welding has the stand on the anchor stake, and the welding has the partition beam on the stand, and hydraulic jack is placed to the roof of experimental stake, and hydraulic jack is connected with the partition beam.

In view of the above-mentioned related art, the inventor thinks that when carrying out the test, the hydraulic jack exerts force to the anchor pile through the spacer beam, and the anchor pile is motionless thereby counteracts the hydraulic jack, and thereby the hydraulic jack is to the experimental pile, but the hydraulic jack is not fixed, when the hydraulic jack receives external force, easily takes place the dislocation, leads to the experimental data to have great error.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the dislocation takes place to lead to test data to have great error at the jack in test process, this application provides a vertical resistance to compression detection device of single pile.

The application provides a vertical resistance to compression detection device of single pile adopts following technical scheme:

the utility model provides a vertical resistance to compression detection device of single pile, includes the mounting panel, fixes stand on the mounting panel and slides the regulating plate of connection on the mounting panel, be equipped with the adjusting part who is used for adjusting the mounting panel position on the mounting panel, be fixed with the pneumatic cylinder on the regulating plate, be equipped with on the stand and be used for carrying out the fixed subassembly fixed to the pneumatic cylinder.

Through adopting above-mentioned technical scheme, when carrying out resistance to compression to the test pile and detecting, insert the ground end with the stand earlier, fix the mounting panel in the test pile top, it removes to drive the regulating plate through adjusting part, thereby the regulating plate drives the pneumatic cylinder and removes, it is relative with the test pile to drive the pneumatic cylinder, the pneumatic cylinder is fixed to the rethread fixed subassembly, when carrying out the experiment, the piston rod of pneumatic cylinder stretches out and extrudees mutually with the end wall of test pile, thereby the compressive property to the test pile detects, in the testing process, fixed subassembly keeps fixing the pneumatic cylinder, reduce the pneumatic cylinder and take place the skew and with the possibility of test pile dislocation in the testing process, thereby the degree of accuracy that is favorable to improving the testing result.

Optionally, the fixed subassembly is including setting up the dead lever on the stand, setting up fixed cover on the dead lever and fixing the fixed cylinder on the dead lever, fixed cover is established in the test pile outside, it has the depression bar to articulate on the stand, it is connected with the briquetting to slide on the side of depression bar, the briquetting with the piston rod of fixed cylinder is articulated, the one end that the stand was kept away from to the depression bar extends to being close to pneumatic cylinder one side.

Through adopting above-mentioned technical scheme, when fixing the pneumatic cylinder, the piston rod of fixed cylinder removes to pulling the briquetting and sliding on the depression bar, the briquetting pulls the depression bar when removing and rotates to the one side that is close to the pneumatic cylinder, and the end wall of depression bar supports the back with the cylinder body of pneumatic cylinder, restricts the moving range of pneumatic cylinder, fixes the pneumatic cylinder with this smoothly, reduces the pneumatic cylinder and takes place the possibility of removing at the testing process.

Optionally, a clamping plate is arranged at one end of the pressing rod close to the hydraulic cylinder, and the cross-sectional area of the clamping plate is larger than that of the pressing rod.

Through adopting above-mentioned technical scheme, splint increase the area of contact between depression bar and the pneumatic cylinder, improve the fixed effect to the pneumatic cylinder.

Optionally, a clamping pad is arranged on one side of the clamping plate close to the hydraulic cylinder.

Through adopting above-mentioned technical scheme, press from both sides the pad and reduce splint and the possibility of pneumatic cylinder direct contact, reduce the clamp plate and damage the possibility of pneumatic cylinder.

Optionally, the adjusting part is including fixing the accommodate motor on the mounting panel and rotating the regulation worm of connection on the mounting panel, the regulation worm with accommodate motor's motor shaft is connected, it is connected with the regulation lead screw to rotate on the mounting panel, it passes to adjust the lead screw the regulating plate and with regulating plate threaded connection, be fixed with on the regulation lead screw and adjust the worm wheel with regulation worm engaged with.

Through adopting above-mentioned technical scheme, when the drive regulating plate removed, start adjusting motor, adjusting motor drives the regulation worm and rotates, and the regulation worm drives the regulation worm wheel and rotates, adjusts the worm wheel and drives the regulation lead screw when rotating and rotate, because the regulating plate slides with the mounting panel and is connected, when adjusting the lead screw and rotating, drives the regulating plate and slides on the mounting panel to this drive regulating plate removes smoothly.

Optionally, a pressure sensor is arranged on the adjusting plate, and a display screen electrically connected with the pressure sensor is arranged on the top wall of the adjusting plate.

Through adopting above-mentioned technical scheme, when detecting, pressure sensor detects the pressure that the regulating plate received in real time to show numerical value on the display screen, make things convenient for the detection personnel to obtain experimental data on the display screen.

Optionally, a pressure plate is fixed on the end wall of the piston rod of the hydraulic cylinder, and the cross-sectional area of the pressure plate is larger than that of the piston rod of the hydraulic cylinder.

Through adopting above-mentioned technical scheme, the clamp plate increases the area of contact between the piston rod of pneumatic cylinder and the test pile, improves the extrusion effect of pneumatic cylinder to the test pile.

Optionally, the side surface of the upright post is provided with indication scales.

Through adopting above-mentioned technical scheme, when the stand inserted the ground end, judge the stand through instructing the scale and insert the degree of depth at the ground end to this judges whether the position of stand changes in the experimentation, and when the stand position changed, the experiment must begin again.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the compression resistance detection is carried out on a test pile, the upright column is inserted into the ground, the mounting plate is fixed above the test pile, the adjusting plate is driven by the adjusting assembly to move, the adjusting plate drives the hydraulic cylinder to be opposite to the test pile, and the hydraulic cylinder is fixed by the fixing assembly; the piston rod of the hydraulic cylinder moves to extrude the test pile, the compression resistance of the test pile is smoothly detected, the fixing assembly keeps the hydraulic cylinder fixed in the detection process, and the possibility that the hydraulic cylinder is deviated and misplaced with the test pile in the experiment process is reduced, so that the accuracy of the experiment result is improved;

2. the clamping plate increases the contact area between the pressure rod and the hydraulic cylinder, and is beneficial to improving the fixing effect of the hydraulic cylinder;

3. the clamp pad reduces the possibility of damage to the hydraulic cylinder when the pressure plate squeezes the hydraulic cylinder.

Drawings

Fig. 1 is a schematic overall structure diagram of a single-pile vertical compression-resistant detection device in an embodiment of the present application.

Fig. 2 is a schematic sectional structure view of the mounting plate, the adjusting block, the adjusting screw, the hydraulic cylinder and the pressing plate in fig. 1.

Fig. 3 is a schematic sectional view of the mounting plate, the adjusting plate, the hydraulic cylinder and the fixing member of fig. 1.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. mounting a plate; 11. a column; 111. indicating scales; 12. an adjusting plate; 121. an adjusting block; 122. a pressure sensor; 123. a display screen; 13. a hydraulic cylinder; 131. pressing a plate; 14. adjusting the cavity; 141. an adjustment groove; 15. a reinforcing rod; 2. an adjustment assembly; 21. adjusting the motor; 211. a driving gear; 22. adjusting the lead screw; 221. adjusting the worm gear; 23. an adjustment shaft; 231. a driven gear; 24. adjusting the worm; 3. a fixing assembly; 31. fixing the rod; 311. a fixing plate; 32. fixing a sleeve; 33. fixing the air cylinder; 34. a pressure lever; 341. a dovetail groove; 35. briquetting; 36. a splint; 361. a clamping pad; 4. and (6) pile testing.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses vertical resistance to compression detection device of single pile.

Referring to fig. 1 and 2, the single-pile vertical compression resistance detection device comprises a mounting plate 1, four upright columns 11, an adjusting plate 12 and a hydraulic cylinder 13, wherein the upright columns 11 are welded on the side surface of the mounting plate 1, the upright columns 11 are arranged along the thickness direction of the mounting plate 1, the four upright columns 11 are uniformly distributed along the circumferential direction of the mounting plate 1, an adjusting cavity 14 for sliding the adjusting plate 12 is arranged on the mounting plate 1 in a penetrating manner, adjusting blocks 121 are welded on two opposite side surfaces of the adjusting plate 12, adjusting grooves 141 for sliding the adjusting blocks 121 are formed in opposite cavity walls of the adjusting cavity 14, and an adjusting assembly 2 for driving the adjusting blocks 121 to slide in the adjusting grooves 141 is arranged on the mounting plate 1; the hydraulic cylinder 13 is fixed on the bottom wall of the adjusting plate 12, a piston rod of the hydraulic cylinder 13 extends towards the ground, a pressing plate 131 is welded on the end wall of the piston rod of the hydraulic cylinder 13, and the cross-sectional area of the pressing plate 131 is larger than the cross-sectional area of the piston rod of the hydraulic cylinder 13; a pressure sensor 122 is arranged in the adjusting plate 12, a display screen 123 electrically connected with the pressure sensor 122 is fixed on one side of the adjusting plate 12 away from the hydraulic cylinder 13, and a fixing component 3 for fixing the hydraulic cylinder 13 is arranged on the upright post 11.

Referring to fig. 1 and 2, indication scales 111 are engraved on the side surface of the upright post 11, and the indication scales 111 are uniformly distributed along the axial direction of the upright post 11; when the compression resistance detection is performed on the test pile 4, the upright columns 11 are inserted into the ground, the depth of the four upright columns 11 inserted into the ground bottom is judged according to the indication scale 111, after the mounting plate 1 is fixed, the adjusting block 121 is driven by the adjusting assembly 2 to slide in the adjusting groove 141, the adjusting block 121 drives the adjusting plate 12 to move when sliding, the adjusting plate 12 drives the hydraulic cylinder 13 to move, the hydraulic cylinder 13 drives the pressing plate 131 to move, when the pressing plate 131 is opposite to the end wall of the test pile 4, the adjusting plate 12 stops moving, the hydraulic cylinder 13 is fixed by the fixing assembly 3, and after the fixing is completed; the piston rod of the hydraulic cylinder 13 extends out to push the pressing plate 131 to extrude the test pile 4, and after the pressure sensor 122 detects the pressure, the pressure data is displayed in real time through the display screen 123; the fixing component 3 keeps the hydraulic cylinder 13 fixed in the detection process, so that the moving range of the hydraulic cylinder 13 is limited, the possibility of deviation of the hydraulic cylinder 13 in the detection process is reduced, the possibility of dislocation between the hydraulic cylinder 13 and the test pile 4 is reduced, and the accuracy of the detection result is improved.

Referring to fig. 1, a plurality of reinforcing rods 15 are welded on the top wall of the mounting plate 1, and the reinforcing rods 15 are uniformly distributed along the moving direction of the adjusting plate 12; the reinforcing rod 15 increases the overall strength of the mounting plate 1 and reduces the possibility of damage to the mounting plate 1 when pressed.

Referring to fig. 1 and 2, the adjusting assembly 2 includes an adjusting motor 21 and an adjusting screw 22, the adjusting motor 21 is fixed on the side surface of the mounting plate 1, a driving gear 211 is fixed on a motor shaft of the adjusting motor 21, the side surface of the mounting plate 1 is rotatably connected with an adjusting shaft 23, a driven gear 231 engaged with the driving gear 211 is fixed on the adjusting shaft 23, adjusting worms 24 are welded on both end walls of the adjusting shaft 23, the adjusting screw 22 is rotatably connected in an adjusting groove 141, and the adjusting screw 22 passes through the adjusting block 121 and is in threaded connection with the adjusting block 121; the end wall of the adjusting screw rod 22 extends out of the mounting plate 1, and one end of the adjusting screw rod 22 extending out of the mounting plate 1 is welded with an adjusting worm wheel 221 meshed with the adjusting worm 24; when the adjusting plate 12 is driven to move, the adjusting motor 21 is started, the adjusting motor 21 drives the driving gear 211 to rotate, the driving gear 211 drives the driven gear 231 to rotate, the driven gear 231 drives the adjusting shaft 23 to rotate, the adjusting shaft 23 simultaneously drives the two adjusting worms 24 to rotate, the adjusting worms 24 drive the adjusting worm wheels 221 to rotate, the adjusting worm wheels 221 drive the adjusting screw rods 22 to rotate, the adjusting grooves 141 limit the autorotation of the adjusting blocks 121, when the adjusting screw rods 22 rotate, the adjusting blocks 121 are driven to slide in the adjusting grooves 141 along the axial direction of the adjusting screw rods 22, and therefore the adjusting plate 12 is driven to move smoothly.

Referring to fig. 3 and 4, the fixing assembly 3 includes fixing rods 31, fixing sleeves 32 and fixing cylinders 33, the fixing rods 31 are welded on the columns 11, the number of the fixing rods 31 is four, the four fixing rods 31 correspond to the four columns 11 one by one, the fixing sleeves 32 are welded at one ends of the fixing rods 31 far away from the columns 11, the four fixing rods 31 are distributed along the circumferential direction of the fixing sleeves 32, and the fixing sleeves 32 are sleeved on the outer sides of the test piles 4; the welding has fixed plate 311 between double-phase adjacent dead lever 31, fixed plate 311 sets up two, fixed cover 32 is located between two fixed plates 311, fixed cylinder 33 is fixed on the roof of fixed plate 311, fixed cylinder 33 sets up two, two fixed cylinders 33 and two fixed plates 311 one-to-ones, fixed cylinder 33 sets up along vertical direction, the piston rod of fixed cylinder 33 stretches out towards mounting panel 1, it has depression bar 34 to articulate on the fixed plate 311, depression bar 34 can set up two, two depression bars 34 and two fixed plates 311 one-to-ones, fixed cylinder 33 is located between depression bar 34 and fixed cover 32.

Referring to fig. 3 and 4, a dovetail groove 341 is formed in one side of the pressure lever 34 close to the fixed cylinder 33, a dovetail-shaped press block 35 is connected in the dovetail groove 341 in a sliding manner, the side surface of the press block 35 is hinged to the end wall of the piston rod of the fixed cylinder 33, a clamp plate 36 is arranged at one end of the pressure lever 34 far away from the fixed plate 311, the cross-sectional area of stirring is larger than that of the pressure lever 34, and clamp pads 361 which are abutted against the side surfaces of the hydraulic cylinder 13 are arranged on the opposite side surfaces of the two clamp plates 36; when the hydraulic cylinder 13 is fixed, the fixing sleeve 32 is firstly sleeved on the test pile 4, the piston rod of the fixing cylinder 33 is contracted, so that the pressing block 35 is pulled to slide in the dovetail groove 341, the pressing block 35 pulls the pressing rod 34 to rotate, the pressing rod 34 pushes the clamping plate 36 to rotate towards one side close to the hydraulic cylinder 13, the two clamping plates 36 push the two clamping pads 361 to extrude the hydraulic cylinder 13, the hydraulic cylinder 13 is limited, and the hydraulic cylinder 13 is smoothly fixed.

The implementation principle of the vertical resistance to compression detection device of single pile of the embodiment of this application is: when detection is carried out, the upright post 11 is inserted into the ground, the mounting plate 1 is fixed, the adjusting plate 12 is driven to move through the adjusting assembly 2, so that the position of the hydraulic cylinder 13 is adjusted, when the hydraulic cylinder 13 is opposite to the test pile 4, the hydraulic cylinder 13 is fixed through the fixing assembly 3, after fixation is completed, the piston rod of the hydraulic cylinder 13 moves to extrude the test pile 4, and compression resistance detection is smoothly carried out on the test pile 4; in the testing process, the hydraulic cylinder 13 is limited through the fixing component 3, the possibility of movement of the hydraulic cylinder 13 under stress is reduced, the possibility of deviation of the hydraulic cylinder 13 and the test pile 4 is reduced, and the accuracy of the testing result is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a vertical resistance to compression detection device of single pile which characterized in that: including mounting panel (1), fix stand (11) on mounting panel (1) and slide and connect regulating plate (12) on mounting panel (1), be equipped with adjusting part (2) that are used for adjusting mounting panel (1) position on mounting panel (1), be fixed with pneumatic cylinder (13) on regulating plate (12), be equipped with on stand (11) and be used for carrying out fixed subassembly (3) to pneumatic cylinder (13).

2. The single-pile vertical compression-resistant detection device according to claim 1, characterized in that: fixed subassembly (3) including setting up dead lever (31) on stand (11), set up fixed cover (32) on dead lever (31) and fix fixed cylinder (33) on dead lever (31), fixed cover (32) cover is established in the test pile (4) outside, it has depression bar (34) to articulate on stand (11), it is connected with briquetting (35) to slide on the side of depression bar (34), briquetting (35) with the piston rod of fixed cylinder (33) is articulated, the one end that stand (11) were kept away from in depression bar (34) is to being close to pneumatic cylinder (13) one side extension.

3. The single-pile vertical compression-resistant detection device according to claim 2, characterized in that: one end of the pressure rod (34) close to the hydraulic cylinder (13) is provided with a clamping plate (36), and the cross sectional area of the clamping plate (36) is larger than that of the pressure rod (34).

4. The single-pile vertical compression-resistant detection device according to claim 3, wherein: and a clamping pad (361) is arranged on one side of the clamping plate (36) close to the hydraulic cylinder (13).

5. The single-pile vertical compression-resistant detection device according to claim 1, characterized in that: adjusting part (2) including fixing adjusting motor (21) on mounting panel (1) and rotating regulation worm (24) of connection on mounting panel (1), adjust worm (24) with the motor shaft of adjusting motor (21) is connected, it is connected with regulation lead screw (22) to rotate on mounting panel (1), it passes to adjust lead screw (22) regulating plate (12) and with regulating plate (12) threaded connection, be fixed with on regulating lead screw (22) and adjust worm wheel (221) with regulating worm (24) engaged with.

6. The single-pile vertical compression-resistant detection device according to claim 1, characterized in that: be equipped with pressure sensor (122) on regulating plate (12), be equipped with on the roof of regulating plate (12) display screen (123) of being connected with pressure sensor (122) electricity.

7. The single-pile vertical compression-resistant detection device according to claim 1, characterized in that: a pressure plate (131) is fixed on the end wall of the piston rod of the hydraulic cylinder (13), and the cross sectional area of the pressure plate (131) is larger than that of the piston rod of the hydraulic cylinder (13).

8. The single-pile vertical compression-resistant detection device according to claim 1, characterized in that: and the side surface of the upright post (11) is provided with an indication scale (111).