CN214883929U

CN214883929U - Compression-resistant static load test device in foundation pile detection

Info

Publication number: CN214883929U
Application number: CN202121131719.0U
Authority: CN
Inventors: 马永林; 胡晓波
Original assignee: Shanxi Jianyan Engineering Testing Co ltd
Current assignee: Shanxi Academy of Building Sciences Testing Center Co.,Ltd.
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-26
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a pressure static load test device in foundation pile detection, including the foundation pile, the top of foundation pile is provided with the fixed block, first draw-in groove has been seted up to the bottom of fixed block is positive, first recess has been seted up to the top of fixed block is positive, the inner chamber middle part of first recess is provided with the jack, the top fixedly connected with ejector pin of jack, the top fixedly connected with roof of ejector pin, the top of roof is provided with the bearing plate, the first baffle of top fixedly connected with of bearing plate. This foundation pile detects middling pressure static test device through the cooperation on the bearing plate that sets up and first baffle, heavy object piece, spacing hole, balancing pole, backup pad, cement ground, can keep the stability of bearing plate, can carry on spacingly to the heavy object piece simultaneously, prevents to stack heavy object piece and makes the balanced stability ability that produces the slope and influence the bearing plate, and then influences the test result.

Description

Compression-resistant static load test device in foundation pile detection

Technical Field

The utility model relates to a foundation pile detects middling pressure static load test device field, in particular to foundation pile detects middling pressure static load test device.

Background

A foundation pile static load test belongs to a geotechnical engineering in-situ test method, and is a common test method for testing the bearing capacity of an engineering pile.

In chinese utility model patent application no: CN201721070759.2 discloses a foundation pile vertical compression-resistant static load test device, which comprises a secondary beam and a main beam; support piers are arranged on the left side and the right side of the bottom of the testing device body, and cement floors are arranged at the bottoms of the support piers; secondary beams arranged in the front-back direction are mounted at the tops of the supporting piers, and connecting grooves in the front-back direction are formed in the middles of the left and right directions of the tops of the secondary beams; the connecting plate that installs through the inside bolt of spread groove between the secondary beam is connected, is favorable to the wholeness of test device body, connects fixedly between with the secondary beam through the connecting plate, can not take place the phenomenon of slope when making test device body atress, reduces the influence to the test data accuracy, and the device has the detection effect and is not convenient for observe, and the balanced effect of bearing plate is poor, can influence the test result.

Therefore, it is necessary to provide a device for testing compressive static load during foundation pile testing to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a pressure static load test device in foundation pile detects can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pressure static load test device in foundation pile detection comprises a foundation pile, wherein a fixed block is arranged at the top of the foundation pile, a first clamping groove is formed in the center of the bottom of the fixed block, a first groove is formed in the center of the top of the fixed block, a jack is arranged in the middle of an inner cavity of the first groove, a top fixedly connected with ejector rod of the jack is arranged, a top fixedly connected with top plate of the ejector rod is provided with a bearing plate, a first baffle is fixedly connected with the top of the bearing plate, a second clamping groove is formed in the center of the bottom of the bearing plate, limiting holes are symmetrically formed in the left side and the right side of the bearing plate, a balancing rod is inserted in the middle of each limiting hole, a supporting plate is fixedly connected with the bottom of the balancing rod, the bottom of the supporting plate is arranged on cement ground, a heavy object block is arranged at the top of the bearing plate, and balancing plates are symmetrically and fixedly connected with the periphery of the fixed block, the improved structure of the telescopic type balance bar is characterized in that a slide way is formed in the middle of the balance plate, a fixing rod is inserted into the middle of the slide way, first limiting plates are symmetrically and fixedly connected to the upper end and the lower end of the fixing rod, a second groove is formed in one end, far away from the fixing block, of the balance plate, a limiting groove is formed in an inner cavity of the second groove, an inserting rod is inserted into the middle of the second groove, a second baffle is fixedly connected to one end of the inserting rod, far away from an one end of the inserting rod, of the second baffle, a pull ring is fixedly connected to one end of the inserting rod, far away from the second baffle, of the inserting rod, and a spring is arranged at one end, far away from the inserting rod, of the second limiting plate.

Preferably, the position of the foundation pile corresponds to the position of the first clamping groove, the diameter of the foundation pile is matched with the diameter of the inner cavity of the first clamping groove, the top of the foundation pile extends to the inside of the first clamping groove, and the diameter of the bottom of the jack is matched with the diameter of the inner cavity of the first groove.

Preferably, the position of the top plate corresponds to the position of the second clamping groove, the size of the top plate is matched with the size of the inner cavity of the second clamping groove, and the top plate is arranged inside the second clamping groove.

Preferably, the number of the first baffle plates is four, the first baffle plates are symmetrically arranged on the front side, the rear side, the left side and the right side of the top of the bearing plate, the limiting holes are formed in the back side of the first baffle plates, the limiting holes are distributed on the left side and the right side of the top of the bearing plate uniformly, and the bottom wall body of the supporting plate is attached to the top wall body of the cement ground.

Preferably, the inner cavity of slide is linked together with the inner cavity of second recess, a lateral wall body that the slide is close to the second recess is provided with tooth, tooth has been seted up to one side that the middle part of inserted bar is close to the slide, tooth on inserted bar surface meshes with the tooth of slide wall body mutually.

Preferably, the size of the second limiting plate is matched with the size of the inner cavity of the limiting groove, the second limiting plate is arranged inside the limiting groove, the spring is arranged inside the limiting groove, and the second baffle is arranged on one side, far away from the fixing block, of the balance plate.

Advantageous effects

Compared with the prior art, the utility model provides a pressure static load test device in foundation pile detects possesses following beneficial effect:

1. this foundation pile detects middling pressure static test device through the cooperation on the bearing plate that sets up and first baffle, heavy object piece, spacing hole, balancing pole, backup pad, cement ground, can keep the stability of bearing plate, can carry on spacingly to the heavy object piece simultaneously, prevents to stack heavy object piece and makes the balanced stability ability that produces the slope and influence the bearing plate, and then influences the test result.

2. This foundation pile detects middling pressure static load test device, through the jack that sets up and the cooperation of ejector pin, roof, second draw-in groove, fixed block, first recess, first draw-in groove, can be through the height of starting jack adjustment bearing plate, and the equipment of convenient device can conveniently be passed to the foundation pile to the pressure of roof slightly not poor simultaneously, and then convenient test.

3. This foundation pile detects middling pressure static test device, balance plate and slide through setting up, the dead lever, first limiting plate, the second recess, the spacing groove, the inserted bar, the second baffle, the pull ring, the second limiting plate, the cooperation of spring, the decline numerical value of weighing that can pass through the height test foundation pile that the balance plate descends, convenient observation, simultaneously through the pulling pull ring, can highly adjust the dead lever, make the device more nimble, and can not lead to the dead lever from the inside roll-off of slide, play spacing effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a cut-away view of the second groove of the present invention.

In the figure: 1. foundation piles; 2. a fixed block; 3. a first card slot; 4. a first groove; 5. a jack; 6. a top rod; 7. a top plate; 8. a pressure bearing plate; 9. a first baffle plate; 10. a second card slot; 11. a limiting hole; 12. a balancing pole; 13. a support plate; 14. a heavy material block; 15. a cement floor; 16. a balance plate; 17. a slideway; 18. fixing the rod; 19. a first limit plate; 20. a second groove; 21. a limiting groove; 22. inserting a rod; 23. a second baffle; 24. a pull ring; 25. a second limiting plate; 26. a spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a compression-resistant static load test device for foundation pile detection comprises a foundation pile 1, the position of the foundation pile 1 corresponds to the position of a first clamping groove 3, the diameter of the foundation pile 1 is matched with the diameter of an inner cavity of the first clamping groove 3, the top of the foundation pile 1 extends into the first clamping groove 3, the top of the foundation pile 1 is provided with a fixed block 2, the bottom of the fixed block 2 is centrally provided with the first clamping groove 3, the top of the fixed block 2 is centrally provided with a first groove 4, the middle part of the inner cavity of the first groove 4 is provided with a jack 5, the diameter of the bottom of the jack 5 is matched with the diameter of the inner cavity of the first groove 4, the top of the jack 5 is fixedly connected with a top rod 6, the top of the top rod 6 is fixedly connected with a top plate 7, the position of the top plate 7 corresponds to the position of the second clamping groove 10, the size of the top plate 7 is matched with the size of the inner cavity of the second clamping groove 10, the top plate 7 is arranged inside the second clamping groove 10, the top of the top plate 7 is provided with a bearing plate 8, the top of the bearing plate 8 is fixedly connected with a first baffle plate 9, the number of the first baffle plates 9 is four, the first baffle plates 9 are symmetrically arranged on the front, back, left and right sides of the top of the bearing plate 8, a second clamping groove 10 is arranged in the center of the bottom of the bearing plate 8, the matching of the jack 5, the ejector rod 6, the top plate 7, the second clamping groove 10, the fixing block 2, the first groove 4 and the first clamping groove 3 is adopted, the height of the bearing plate 8 can be adjusted by starting the jack 5, the assembly of the device is convenient, meanwhile, the pressure on the top plate 7 can be conveniently transmitted to the foundation pile 1 in a slightly different manner, the test is convenient, the left and right sides of the bearing plate 8 are symmetrically provided with limiting holes 11, the limiting holes 11 are arranged on the opposite sides of the first baffle plates 9, the number of the limiting holes 11 is a plurality of and evenly distributed on the left and right sides of the top of the bearing plate 8, a balancing rod 12 is inserted in the middle of the limiting holes 11, the bottom of the balance bar 12 is fixedly connected with a supporting plate 13, the bottom wall of the supporting plate 13 is attached to the top wall of the cement ground 15, the bottom of the supporting plate 13 is provided with the cement ground 15, the bearing plate 8, the first baffle 9, the weight block 14, the limiting hole 11, the balance bar 12, the supporting plate 13 and the cement ground 15 are matched, the stability of the bearing plate 8 can be kept, meanwhile, the weight block 14 can be limited, the weight block 14 is prevented from being stacked, the inclination is generated to influence the balance stability of the bearing plate 8, further the test result is influenced, the weight block 14 is arranged at the top of the bearing plate 8, the balance plate 16 is symmetrically and fixedly connected with the periphery of the fixed block 2, the middle part of the balance plate 16 is provided with a slide way 17, the inner cavity of the slide way 17 is communicated with the inner cavity of the second groove 20, one side wall of the slide way 17 close to the second groove 20 is provided with teeth, the middle part of the slide way 17 is inserted with a fixed rod 18, the upper end and the lower end of the fixed rod 18 are symmetrically and fixedly connected with a first limit plate 19, one end of the balance plate 16, which is far away from the fixed block 2, is provided with a second groove 20, the inner cavity of the second groove 20 is provided with a limit groove 21, the middle part of the second groove 20 is inserted with an insert rod 22, one side of the middle part of the insert rod 22, which is close to the slideway 17, is provided with teeth, the teeth on the surface of the insert rod 22 are engaged with the teeth on the wall body of the slideway 17, one end of the insert rod 22, which is far away from the limit groove 21, is fixedly connected with a second baffle plate 23, the second baffle plate 23 is arranged on one side of the balance plate 16, which is far away from the fixed block 2, one end of the second baffle plate 23, which is far away from the insert rod 22, is fixedly connected with a pull ring 24, one end of the insert rod 22, which is far away from the second baffle plate 23, is fixedly connected with a second limit plate 25, the size of the second limit plate 25 is matched with the size of the inner cavity of the limit groove 21, the second limit plate 25 is arranged inside the limit groove 21, one end of the second limit plate 25, which is far away from the insert rod 22, is provided with a spring 26, spring 26 sets up in the inside of spacing groove 21, balance plate 16 and slide 17 through setting up, dead lever 18, first limiting plate 19, second recess 20, spacing groove 21, inserted bar 22, second baffle 23, pull ring 24, second limiting plate 25, the cooperation of spring 26, the decline numerical value of weighing that can be through the height test foundation pile 1 that balance plate 16 descends, convenient observation, simultaneously through spur pull ring 24, can highly adjust dead lever 18, make the device more nimble, and can not lead to dead lever 18 from the inside roll-off of slide 17, play spacing effect.

The first embodiment is as follows: the weight block 14 can be placed in a bearing box and then placed on the top of the bearing plate 8, so that the weight block 14 can be moved conveniently, and the workload is reduced.

The second embodiment is as follows: the limiting hole 11 and the balancing bar 12 can also be connected by screw thread, only the balancing bar 12 needs to be ensured to maintain the balance of the bearing plate 8, and the surface of the balancing bar 12 can also be provided with scales, so that the descending height of the foundation pile 1 can be observed.

It should be noted that, the utility model relates to a pressure-resistant static load test device in foundation pile detection, when in use, only the fixing block 2 needs to be placed at the top of the foundation pile 1, the top of the foundation pile 1 is extended to the inside of the first clamping groove 3, then the pull ring 24 is pushed, the inserted bar 22 drives the second limiting plate 25 to extrude the spring 26, so that the teeth on the surface of the inserted bar 22 are staggered with the teeth on the wall body of the fixing bar 18, then the fixing bar 18 can be moved, the first limiting plate 19 at the bottom of the fixing bar 18 is attached to the bottom surface until the balance plate 16 is balanced with the fixing block 2, the pull ring 24 is loosened, the pushing force of the spring 26 to the second limiting plate 25 drives the inserted bar 22 to move to one side far away from the fixing block 2, the teeth on the surface of the inserted bar 22 are engaged with the teeth on the surface of the fixing bar 18, then the bottom of the jack 5 is placed inside of the first groove 4, then the bearing plate 8 is installed, make roof 7 get into the inside of second draw-in groove 10, make balancing pole 12 insert the inside in spacing hole 11, backup pad 13 is located the top on cement ground 15, maintain the balance of bearing plate 8, then place heavy object piece 14 at the bearing plate 8 top, the middle part of first baffle 9, increase the gravity of bearing plate 8, and then extrude foundation pile 1, can lead to dead lever 18 to slide in the inside of slide 17 when foundation pile 1 descends, after the test, only need measure dead lever 18 and can accomplish at the inside displacement distance of slide 17.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a well pressure static test device in foundation pile detects, includes foundation pile (1), its characterized in that: the top of foundation pile (1) is provided with fixed block (2), first draw-in groove (3) have been seted up to the bottom centre of fixed block (2), first recess (4) have been seted up to the top centre of fixed block (2), the inner chamber middle part of first recess (4) is provided with jack (5), the top fixedly connected with ejector pin (6) of jack (5), the top fixedly connected with roof (7) of ejector pin (6), the top of roof (7) is provided with bearing plate (8), the top fixedly connected with first baffle (9) of bearing plate (8), second draw-in groove (10) have been seted up to the bottom centre of bearing plate (8), spacing hole (11) have been seted up to the left and right sides symmetry of bearing plate (8), balancing pole (12) have been inserted in the middle part of spacing hole (11), the bottom fixedly connected with backup pad (13) of balancing pole (12), the bottom of the supporting plate (13) is set to be a cement ground (15), the top of the bearing plate (8) is provided with a heavy object block (14), the periphery of the fixed block (2) is symmetrically and fixedly connected with a balance plate (16), the middle of the balance plate (16) is provided with a slide way (17), the middle of the slide way (17) is inserted with a fixed rod (18), the upper end and the lower end of the fixed rod (18) are symmetrically and fixedly connected with a first limiting plate (19), one end, away from the fixed block (2), of the balance plate (16) is provided with a second groove (20), the inner cavity of the second groove (20) is provided with a limiting groove (21), the middle of the second groove (20) is inserted with an inserting rod (22), one end, away from the limiting groove (21), of the inserting rod (22) is fixedly connected with a second baffle plate (23), one end, away from the inserting rod (22), of the second baffle plate (23) is fixedly connected with a pull ring (24), one end fixedly connected with second limiting plate (25) that inserted bar (22) kept away from second baffle (23), the one end that inserted bar (22) was kept away from in second limiting plate (25) is provided with spring (26).

2. The device for testing the medium-pressure static load in foundation pile detection according to claim 1, wherein: the position of foundation pile (1) is corresponding with the position of first draw-in groove (3), the diameter of foundation pile (1) and the inner chamber diameter looks adaptation of first draw-in groove (3), the top of foundation pile (1) extends to the inside of first draw-in groove (3), the bottom diameter of jack (5) and the inner chamber diameter looks adaptation of first recess (4).

3. The device for testing the medium-pressure static load in foundation pile detection according to claim 2, wherein: the position of the top plate (7) corresponds to the position of the second clamping groove (10), the size of the top plate (7) is matched with the size of an inner cavity of the second clamping groove (10), and the top plate (7) is arranged inside the second clamping groove (10).

4. The device for testing the medium-pressure static load in foundation pile detection according to claim 3, wherein: the number of the first baffle plates (9) is four, the first baffle plates are symmetrically arranged on the front side, the rear side, the left side and the right side of the top of the bearing plate (8), the limiting holes (11) are arranged on the back side of the first baffle plates (9), the limiting holes (11) are distributed on the left side and the right side of the top of the bearing plate (8) uniformly, and the bottom wall body of the support plate (13) is attached to the top wall body of the cement ground (15).

5. The device for testing the medium-pressure static load in foundation pile detection according to claim 4, wherein: the inner chamber of slide (17) is linked together with the inner chamber of second recess (20), a lateral wall body that slide (17) are close to second recess (20) is provided with tooth, tooth has been seted up to one side that the middle part of inserted bar (22) is close to slide (17), the tooth on inserted bar (22) surface meshes with the tooth of slide (17) wall body mutually.

6. The device for testing the medium-pressure static load in foundation pile detection according to claim 5, wherein: the size of second limiting plate (25) and the inner chamber size looks adaptation of spacing groove (21), second limiting plate (25) set up the inside at spacing groove (21), spring (26) set up the inside at spacing groove (21), second baffle (23) set up the one side of keeping away from fixed block (2) in balance plate (16).