Foundation bearing structure of wireless foundation static load tester

Abstract

The utility model discloses a foundation bearing structure of a wireless foundation static load tester, and belongs to the technical field of foundation detection. Comprising a pressure-bearing platform used for stacking test counterweights, a jack used for adjusting the height of the pressure-bearing platform and supporting the pressure-bearing platform, an adjusting assembly used for ascending or descending the jack, a bearing assembly used for concrete pouring and a stabilizing assembly used for improving the stability of the bottom of the adjusting assembly. Through the effect of the bearing assembly, pouring of concrete is facilitated, an annular steel plate, a vertical strip-shaped plate and a transverse strip-shaped plate are matched for use, a net-shaped bearing net is woven, the bearing net is embedded into the bearing assembly, then the concrete is poured into the bearing assembly and solidified, and then the stabilizing assembly makes contact with the concrete; therefore, the bearing net is tightly combined with the concrete, the connection between the bottom of the pressure-bearing platform and the concrete foundation pile is firmer, and the force possibly generated in the horizontal and vertical directions in the test process is resisted.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of foundation detection, and specifically relates to a foundation bearing structure of a wireless foundation static load testing instrument. BACKGROUND

[0002] In building engineering, the bearing capacity of the foundation is a key factor to ensure the safety and stability of the building, and the static load testing instrument is an important equipment for measuring the bearing capacity of the foundation, pile foundation, bridge and other structures. By applying a certain static load on the structure and measuring the deformation, settlement and other parameters of the structure under the load, the bearing capacity of the structure can be inferred. Usually, a hydraulic system is used to provide loading force, a sensor is used to monitor the load size and deformation of the structure in real time, and the data is transmitted to a data acquisition system for analysis and processing.

[0003] According to the search of the publication (announcement) No. CN215518915U, a kind of foundation bearing capacity automatic detection end is disclosed, and the technology discloses "including foundation detection end;The foundation detection end includes jack, wireless displacement meter, automatic static load instrument, hydraulic oil pipe, reference beam;The jack is provided with pressure plate below, the jack is provided with pad above, pad upper side is provided with main beam, pad and main beam are in contact;Main beam above is placed with pressure platform, pressure platform both ends and ground between are provided with bearing frame;The counterweight for testing is above the pressure platform;The jack is connected with automatic static load instrument by hydraulic oil pipe;The reference beam is connected with wireless displacement meter.The utility model foundation bearing capacity detection is carried out in the way of unmanned automatic detection, which can save manpower, and also can guarantee the accuracy of data and the safety of personnel";

[0004] However, in the test process, when the connection point of the reaction force device and the test pile or the foundation is not properly handled, such as not firm welding, non-standard installation of anchoring piece, etc., the reaction force device is easy to separate from the test object when bearing large load, which may cause the phenomenon that the base connection is not firm enough, so as to effectively resist the force in horizontal and vertical directions, and further cause the test table to shake or displace easily. Secondly, the foundation bearing structure cannot be flexibly adjusted according to the actual situation, and it is difficult to meet the use demand in various complex environments;

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings of the prior art, the utility model aims to provide a foundation bearing structure of a wireless foundation static load testing instrument, which solves the problems of possible base connection not firm enough and the foundation bearing structure cannot be flexibly adjusted according to the actual situation.

[0007] To achieve the above object, the utility model adopts the following technical scheme:

[0008] The utility model provides a wireless ground static load testing appearance's foundation bearing structure, including the pressure platform for piling up test counterweight, the jack of supporting to the height of pressure platform is adjusted, the adjusting assembly for the jack is raised or falls, the bearing assembly for concrete is poured, the firm assembly for increasing the stability of adjusting assembly bottom, the telescopic end of jack is fixedly connected with the bottom of pressure platform, adjusting assembly sets up in the bottom of jack, firm assembly includes the annular steel sheet of detachable connection in the inside of bearing assembly, the inside fixedly connected with vertical strip board of annular steel sheet, the inside fixedly connected with horizontal strip board of annular steel sheet, and horizontal strip board is located below vertical strip board, and horizontal strip board and vertical strip board fixedly connected.

[0009] As a further improvement of the above technical solution, the bearing assembly includes a pouring formwork, the inside of the pouring formwork is fixedly connected with a support plate, the top of the support plate is fixedly connected with a second threaded rod, the outer wall of the second threaded rod is threadedly connected with a nut, the annular steel plate is detachably installed in the inside of the pouring formwork through the support plate, the second threaded rod and the nut. By setting the pouring formwork, the support plate, the second threaded rod and the nut, the annular steel plate can be easily detachably installed in the inside of the pouring formwork.

[0010] As a further improvement of the above technical solution, a positioning hole is formed on the annular steel plate, and the inner circumference of the positioning hole is greater than the outer circumference of the second threaded rod. By setting the positioning hole, the annular steel plate can be easily installed on the support plate.

[0011] As a further improvement of the above technical solution, the adjusting assembly includes a bottom rod fixedly connected to the inner side of the annular steel plate, the top of the bottom rod is fixedly connected with a first threaded rod, the outer wall of the first threaded rod is threadedly connected with a sleeve, the top of the sleeve is rotatably connected with a top block, the top of the top block is fixedly connected with a bottom plate. By setting the bottom rod, the first threaded rod, the sleeve, the top block and the bottom plate, the bottom plate can be easily erected on the concrete foundation pile, and the distance between the bottom plate and the top of the foundation pile can be adjusted.

[0012] As a further improvement of the above technical solution, the top of the bottom plate is fixedly connected with a boss, the top of the boss is fixedly connected with the bottom of the jack. By setting the boss, the jack can be stably supported.

[0013] As a further improvement of the above technical solution, the bottom outer side of the sleeve is fixedly connected with an annular plate, the outer wall of the annular plate is fixedly connected with a handle. By setting the annular plate and the handle, the sleeve can be easily rotated.

[0014] In summary, the technical effects and advantages of the utility model are: the foundation bearing structure of the wireless foundation static load testing instrument, through the action of the bearing assembly, the pouring of the concrete is facilitated, and the embedding of the stabilizing assembly is facilitated, through the cooperation of the annular steel plate, the vertical strip-shaped plate and the horizontal strip-shaped plate, a net-shaped bearing net is prepared, and the bearing net is embedded in the inside of the bearing assembly, then through the pouring of the concrete into the inside of the bearing assembly and solidification, the stabilizing assembly is in contact with the concrete, and the bottom of the jack is in a balanced state, so that the bearing net is tightly combined with the concrete, the connection between the bottom of the bearing platform and the concrete foundation pile is more firm, horizontal and vertical forces possibly generated in the test process are effectively resisted, and the shaking or displacement of the test bench is prevented.

[0015] Through the cooperation of the top block, the sleeve pipe, the first threaded rod, the bottom rod, the annular plate and the handle, the bottom plate is installed on the concrete foundation pile, the distance between the bottom plate and the top of the foundation pile can be adjusted, the jack is stably supported through the action of the boss, so that the jack is installed on the concrete foundation pile and the height of the jack can be adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0017] Figure 2 It is a bearing assembly and related structure schematic view of the utility model;

[0018] Figure 3 It is an adjusting assembly and related structure schematic view of the utility model;

[0019] Figure 4 It is a stabilizing assembly and related structure schematic view of the utility model.

[0020] In the drawing: 1, bearing platform; 2, jack;

[0021] 3, adjusting assembly; 31, bottom plate; 32, boss; 33, top block; 34, sleeve pipe; 35, first threaded rod; 36, bottom rod; 37, annular plate; 38, handle;

[0022] 4, bearing assembly; 41, pouring formwork; 42, support plate; 43, second threaded rod; 44, nut;

[0023] 5, stabilizing assembly; 51, annular steel plate; 52, vertical strip-shaped plate; 53, horizontal strip-shaped plate; 54, positioning hole. DETAILED DESCRIPTION

[0024] The utility model provides a kind of foundation bearing structure of wireless ground base static load testing instrument, to make the purpose, technical scheme and effect of the utility model more clear, definite, the following referring to drawing and taking example to the utility model further detailed explanation.Should understand, the specific embodiment described here is just to explain the utility model, and is not used to limit the protection scope of the utility model.

[0025] Referring to Figures 1-4 A kind of foundation bearing structure of wireless ground base static load testing instrument, including the pressure platform 1 for piling test weight, the jack 2 for adjusting and supporting the height of pressure platform 1, the adjusting assembly 3 for the jack 2 is raised or lowered, the bearing assembly 4 for concrete pouring, the firming assembly 5 for increasing the stability of the bottom of adjusting assembly 3, wireless transmission module is installed on pressure platform 1, jack 2 is located at the bottom center of pressure platform 1, the telescopic end of jack 2 is fixedly connected with the bottom of pressure platform 1, adjusting assembly 3 is arranged at the bottom of jack 2, the cylinder portion of jack 2 is located on adjusting assembly 3;Firming assembly 5 includes annular steel sheet 51 detachably connected inside bearing assembly 4, vertically strip plate 52 is fixedly connected inside annular steel sheet 51, seven vertically strip plates 52 are provided, seven vertically strip plates 52 are linearly arrayed on annular steel sheet 51, horizontally strip plate 53 is fixedly connected inside annular steel sheet 51, seven horizontally strip plates 53 are provided, seven horizontally strip plates 53 are linearly arrayed inside annular steel sheet 51, and horizontally strip plate 53 is below vertically strip plate 52, and horizontally strip plate 53 and vertically strip plate 52 are fixedly connected, annular steel sheet 51, vertically strip plate 52 and horizontally strip plate 53 are made into receiving net, after installing receiving net in bearing assembly 4, after pouring concrete, receiving net is closely combined with concrete, so that the connection between the bottom of pressure platform 1 and concrete pile is more firm.

[0026] Referring to Figure 2 Bearing assembly 4 includes pouring formwork 41, pouring formwork 41 is arranged in mouth shape, supporting plate 42 is fixedly connected inside pouring formwork 41, four supporting plates 42 are located on the four faces of inner wall of pouring formwork 41, the top of supporting plate 42 is fixedly connected with second threaded rod 43, nut 44 is threadedly connected with the outer side wall of second threaded rod 43, nut 44 is adapted with second threaded rod 43, annular steel sheet 51 is detachably installed inside pouring formwork 41 by supporting plate 42, second threaded rod 43 and nut 44, after annular steel sheet 51 moves to the inside of pouring formwork 41 and is pasted with supporting plate 42, nut 44 is rotated and moves downwards to be tightly attached to positioning hole 54, so that annular steel sheet 51 is firmly positioned inside pouring formwork 41.

[0027] Referring to Figure 2 And Figure 4The annular steel plate 51 is provided with positioning holes 54, and the inner periphery of the positioning holes 54 is larger than the outer periphery of the second threaded rod 43. Four positioning holes 54 are evenly distributed on the annular steel plate 51.

[0028] With reference to Figures 2-4 The adjusting assembly 3 comprises bottom rods 36 fixedly connected to the inner side of the annular steel plate 51. Four bottom rods 36 are evenly distributed at the four corners inside the annular steel plate 51. The top of each bottom rod 36 is fixedly connected with a first threaded rod 35. The bottom rod 36 is coaxial with the first threaded rod 35. The outer side wall of the first threaded rod 35 is threadedly connected with a sleeve 34. The sleeve 34 is matched with the first threaded rod 35. The top of the sleeve 34 is rotatably connected with a top block 33. The top of the top block 33 is fixedly connected with a bottom plate 31. Through the top block 33, the sleeve 34, the first threaded rod 35 and the bottom rod 36, the pressure bearing platform 1 is erected directly above the load bearing assembly 4, and the distance between the bottom plate 31 and the bottom of the pile can be adjusted.

[0029] With reference to Figure 3 The top of the bottom plate 31 is fixedly connected with a boss 32. The boss 32 gradually decreases in cross-sectional area from bottom to top. The top of the boss 32 is fixedly connected with the bottom of the jack 2. The top block 33 stably supports the bottom of the cylinder body of the jack 2.

[0030] With reference to Figure 3 The bottom outer side of the sleeve 34 is fixedly connected with an annular plate 37. The annular plate 37 is coaxial with the sleeve 34. The outer side wall of the annular plate 37 is fixedly connected with a handle 38. The annular plate 37 and the handle 38 facilitate the rotation of the sleeve 34.

[0031] Working principle: first, the annular steel plate 51, the vertical strip plate 52 and the horizontal strip plate 53 are woven into a net-shaped bearing net. The annular steel plate 51 is moved to the support plate 42 through the positioning holes 54, and the second threaded rod 43 penetrates the inside of the positioning holes 54. The nut 44 moves downward to tightly contact with the annular steel plate 51 along with the rotation of the second threaded rod 43, and the annular steel plate 51 is stably arranged in the inside of the pouring formwork 41. Then, the concrete is poured into the inside of the pouring formwork 41. After the concrete is solidified, the pouring formwork 41 is removed, and the woven bearing net is embedded in the inside of the pouring formwork 41. Then, the sleeve 34 and the first threaded rod 35 are connected together through the annular plate 37 and the handle 38, so that the bottom plate 31 is stably arranged above the concrete pile foundation. The jack 2 supports the pressure bearing platform 1 and adjusts the height of the pressure bearing platform 1. Meanwhile, the distance between the jack 2 and the concrete pile foundation can be adjusted through the adjusting assembly 3. Then, the wireless transmission module can be installed on the pressure bearing platform 1 to realize data transmission to the terminal equipment, thereby increasing the stability of the bottom of the jack 2 and making the bottom of the jack 2 erected on a balanced base.

[0032] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0033] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection or can communicate with each other, it can be direct connection, or indirectly connected through intermediate medium, it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] It can be understood that for ordinary skilled in the art, the technical scheme of the utility model and the utility model concept can be replaced or changed, and all these changes or replacements should belong to the protection scope of the utility model.

Claims

1. A foundation load bearing structure of a wireless ground load tester, characterized by, The utility model provides a kind of concrete pouring test equipment, including the pressure platform (1) for piling test weight, the jack (2) for adjusting and supporting the height of pressure platform (1), the adjusting assembly (3) for lifting or lowering jack (2), the bearing assembly (4) for concrete pouring, the stabilizing assembly (5) for increasing the stability of the bottom of adjusting assembly (3), the telescopic end of jack (2) is fixedly connected with the bottom of pressure platform (1), and adjusting assembly (3) is arranged at the bottom of jack (2);The stabilizing assembly (5) includes annular steel sheet (51) detachably connected inside bearing assembly (4), vertically strip plate (52) is fixedly connected inside annular steel sheet (51), horizontally strip plate (53) is fixedly connected inside annular steel sheet (51), and horizontally strip plate (53) is below vertically strip plate (52), and horizontally strip plate (53) and vertically strip plate (52) are fixedly connected.

2. The foundation bearing structure of a wireless static load test apparatus according to claim 1, wherein The bearing assembly (4) includes pouring formwork (41), the inside of pouring formwork (41) is fixedly connected with the support plate (42), the top of support plate (42) is fixedly connected with the second threaded rod (43), the outer side wall of second threaded rod (43) is threadedly connected with nut (44), and annular steel sheet (51) is detachably installed in the inside of pouring formwork (41) by support plate (42), second threaded rod (43) and nut (44).

3. The foundation load bearing structure of a wireless static load test instrument according to claim 2, wherein, Positioning hole (54) is formed in annular steel sheet (51), and the inner circumference of positioning hole (54) is greater than the outer circumference of second threaded rod (43).

4. The foundation bearing structure of a wireless static load test apparatus according to claim 1, wherein The adjusting assembly (3) includes bottom bar (36) fixedly connected to the inner side of annular steel sheet (51), the top of bottom bar (36) is fixedly connected with first threaded rod (35), the outer side wall of first threaded rod (35) is threadedly connected with sleeve (34), the top of sleeve (34) is rotatably connected with top block (33), and the top of top block (33) is fixedly connected with bottom plate (31).

5. The foundation load bearing structure of a wireless static load test instrument according to claim 4, wherein, The top of bottom plate (31) is fixedly connected with boss (32), and the top of boss (32) is fixedly connected with the bottom of jack (2).

6. The foundation load bearing structure of a wireless static load test instrument according to claim 4, wherein, The bottom outside of sleeve (34) is fixedly connected with annular plate (37), and the outer side wall of annular plate (37) is fixedly connected with handle (38).

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