CN212742653U

CN212742653U - Composite foundation bearing capacity detection device for cement mixing pile for building

Info

Publication number: CN212742653U
Application number: CN202020342820.XU
Authority: CN
Inventors: 任芳芳; 张鑫伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-03-19
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a composite foundation bearing capacity detection device of cement mixing pile for building, detection device is including detecting the platform, the sliding block, the slide bar, the direction slide bar, a pressing plate, the push rod, the loading board, it places on the connecting plate to detect the platform, the sliding block just is located the both ends of controlling of detecting the platform respectively with connecting plate sliding connection, homogeneous phase opposite end all is fixed with the slide bar on the left and right sides sliding block, the loading board is located backup pad top, both ends all with push rod fixed connection about the loading board downside, the push rod below respectively with the sliding block, the connecting plate slides and cup joints, loading board lower extreme middle part and direction slide bar fixed connection, direction slide bar lower extreme and clamp plate fixed connection, its advantage mainly embodies the effect for realizing detecting the different position bearing capacity of ground, therefore the utility model discloses current test method's check-out time is all shorter, and easy operation, cause the pile foundation can be stable also guarantee to detect the atress scope of pile The accuracy of the data.

Description

Composite foundation bearing capacity detection device for cement mixing pile for building

Technical Field

The utility model relates to a building material detects technical field, concretely relates to cement stirring stake composite foundation bearing capacity detection device for building.

Background

The foundation refers to a foundation bearing layer and a lower lying layer foundation subsection project refers to a foundation project needing construction, the foundation subsection project comprises foundation bearing layer treatment, such as soft soil pile-adding compaction, rubber soil replacement and filling, no obvious boundary exists between the foundation and the foundation subsection project, two modes can be adopted for separation, the constructed part is the foundation subsection project, the non-constructed part is the foundation project, the foundation subsection project is arranged above the upper surface of the bearing layer, the foundation project is arranged below the upper surface of the bearing layer, in the design and construction process of a road structure such as a culvert and a retaining wall, the foundation bearing capacity of the lower bearing layer needs to be considered, the foundation bearing capacity is insufficient, so that the foundation structure sinks, and further the structural damage of the road structure with larger scale is caused. Therefore, the detection of the bearing capacity of the foundation is very important in the construction of the structure. The traditional detection method comprises a core drilling method and a sampling test piece testing method, wherein the core drilling method generally needs to drill a piece of concrete on a pile foundation and perform a bearing capacity test on a press machine to judge the bearing capacity of the whole pile foundation, and the sampling test piece testing method is that a test piece is directly poured when the concrete foundation is poured, and the bearing capacity test is performed on the manufactured test piece after the concrete pile reaches the testing condition to ensure that the test piece and the concrete pile have the same condition.

The existing testing method is long in detection time, difficult in core drilling method sampling and troublesome in test piece manufacturing, and the pile foundation is moved in the process of hammering the pile foundation to be detected, so that the accuracy of the detected data is influenced, and the accuracy of the detected data is also influenced when the stress range of the pile foundation is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a composite foundation bearing capacity detection device of cement stirring stake for building.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a bearing capacity detection device for a composite foundation of a cement mixing pile for a building comprises an upper supporting plate and a lower supporting plate, wherein fixing plates are welded at the left end and the right end of the upper supporting plate and the lower supporting plate respectively, connecting plates are fixedly inserted into the left side wall and the right side wall of each fixing plate, and the bearing capacity detection device is arranged above the connecting plates;

the detection device comprises a detection table, a sliding block, a sliding rod, a guide sliding rod, a pressing plate, a push rod and a bearing plate, wherein the detection table is placed on the connecting plate, the sliding block is connected with the connecting plate in a sliding mode and is respectively located at the left end and the right end of the detection table, the left side and the right side of the detection table, the sliding rod is fixed at the opposite end of the homogeneous phase on the sliding block, the bearing plate is arranged above an upper supporting plate, the left end and the right end of the bearing plate are respectively fixedly connected with the push rod, the lower end of the bearing plate is respectively connected with the sliding block and the connecting plate in a sliding mode in a sleeved mode.

Furthermore, the upper end of the bearing plate is provided with a slot, a gravity block is inserted in the slot, and the quality of the heavy hammer can be controlled according to the number of the inserted blocks, so that the bearing capacity of the foundation can be detected more completely, and the working efficiency of the device is improved.

Furthermore, the number of the slots is not less than eight, and the slots are symmetrically arranged left and right, so that the bearing plate is beneficial to the uniform stress of the left end and the right end of the bearing plate.

Further, a pressure sensor is fixed to the bottom in the detection platform, a PLC is fixedly connected to the fixing plate, and the pressure sensor is electrically connected with the PLC through a lead.

Further, the slide bar is made for telescopic elastic material, is favorable to the fixed of sliding block and improves the atress size scope of loading board.

Advantageous effects

This device is installed inside the rig hole digger, and its advantage mainly embodies: time-saving, laborsaving, continuous measurement data, suitability are strong, simple to operate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the bearing capacity detection state of the composite foundation of the cement mixing pile of the present invention;

FIG. 2 is a schematic view of the composite foundation bearing capacity of the cement mixing pile of the present invention in an undetected state;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-2, the bearing capacity detection device for the composite foundation of the cement mixing pile for the building of the utility model comprises an upper support plate 1 and a lower support plate 9, wherein fixing plates 2 are respectively welded at the left and right ends of the upper support plate 1 and the lower support plate 9, connecting plates 3 are fixedly inserted into the left and right side walls of the fixing plates 2, and a bearing capacity detection device 4 is arranged above the connecting plates 3;

detection device 4 is including examining test table 401, sliding block 402, slide bar 403, direction slide bar 404, clamp plate 405, push rod 406, loading board 407, it places on connecting plate 3 to examine test table 401, sliding block 402 and connecting plate 3 sliding connection just are located the left and right sides both ends of examining test table 401 respectively, homogeneous phase opposite end all is fixed with slide bar 403 on the left and right sides slide block 402, loading board 407 is located backup pad 1 top, both ends all are with push rod 406 fixed connection about loading board 407 downside, push rod 406 below respectively with sliding block 402, connecting plate 3 sliding sleeve, loading board 407 lower extreme middle part and direction slide bar 404 fixed connection, direction slide bar 404 lower extreme and clamp plate 405 fixed connection.

Wherein, slot 5 has been seted up to loading board 407 upper end, and it has gravity piece 6 to peg graft in the slot 5, can control the quality of weight through what of inserted block to can be more complete detect the bearing capacity of ground, improved the work efficiency of this device.

Wherein, the number of the slots 5 is not less than eight and the slots are symmetrically arranged left and right.

Wherein, the bottom is fixed with pressure sensor 7 in detecting platform 401, fixedly connected with PLC controller 8 on the fixed plate 2, and pressure sensor 7 passes through wire and PLC controller 8 electric connection.

The sliding rod 403 is made of elastic material, which is beneficial to fixing the sliding block and improving the stress range of the bearing plate.

One specific application of this embodiment is: when detecting the bearing capacity of the foundation, insert gravity piece 6 in slot 5 on the loading board 407, gravity on the loading board 407 increases, give slide bar 404 and a decurrent effort of push rod 406 respectively, both ends slide block 402 draws close each other about push rod 406 drives downwards, slide bar 403 and detection platform 401 looks butt on slide block 402, fix detection platform 401, continue to add and add the gravity piece toward slot 5 in, slide bar 404 continues to give downwards and detects platform 401 a decurrent effort, slide bar 403 on slide block 402 gives the effort of detecting the platform left and right sides respectively, pressure sensor 7 in detecting platform 401 converts the pressure that detects into the signal of telecommunication and feeds back to PLC controller 8, realize the effect of detecting the bearing capacity of different positions of foundation, therefore the utility model discloses current test method's detection time is all shorter, and easy operation, cause in the process of beating the detection to the pile foundation to cause and can stabilize the quasi-standard of guaranteeing the detection data greatly to the atress scope of pile foundation greatly And (5) determining.

In the description herein, references to the description of the terms "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a composite foundation bearing capacity detection device of cement mixing pile for building which characterized in that: the device comprises an upper supporting plate (1) and a lower supporting plate (9), wherein fixing plates (2) are welded at the left end and the right end of the upper supporting plate (1) and the lower supporting plate (9) respectively, connecting plates (3) are fixedly inserted into the left side wall and the right side wall of each fixing plate (2), and a bearing capacity detection device (4) is arranged above each connecting plate (3);

the bearing capacity detection device (4) comprises a detection table (401), a sliding block (402), a sliding rod (403), a guide sliding rod (404), a pressing plate (405), a push rod (406) and a bearing plate (407), the detection table (401) is placed on the connecting plate (3), the sliding blocks (402) are connected with the connecting plate (3) in a sliding mode and are respectively positioned at the left end and the right end of the detection table (401), the sliding blocks (402) at the left side and the right side are respectively fixed with sliding rods (403) at opposite ends, the bearing plate (407) is arranged above the upper supporting plate (1), the left end and the right end of the lower side of the bearing plate (407) are fixedly connected with the push rod (406), the lower part of the push rod (406) is respectively sleeved with the sliding block (402) and the connecting plate (3) in a sliding way, the middle part of the lower end of the bearing plate (407) is fixedly connected with the guide slide rod (404), the lower end of the guide slide bar (404) is fixedly connected with the pressing plate (405).

2. The device for detecting the bearing capacity of the composite foundation of the cement mixing pile for the building as claimed in claim 1, wherein: the upper end of the bearing plate (407) is provided with a slot (5), and a gravity block (6) is inserted in the slot (5).

3. The device for detecting the bearing capacity of the composite foundation of the cement mixing pile for the building as claimed in claim 2, characterized in that: the number of the slots (5) is not less than eight, and the slots are symmetrically arranged left and right.

4. The device for detecting the bearing capacity of the composite foundation of the cement mixing pile for the building as claimed in claim 1, wherein: and a pressure sensor (7) is fixed at the bottom in the detection table (401).

5. The device for detecting the bearing capacity of the composite foundation of the cement mixing pile for the building as claimed in claim 3, characterized in that: fixedly connected with PLC controller (8) on fixed plate (2), PLC controller (8) pass through wire and pressure sensor (7) electric connection.

6. The device for detecting the bearing capacity of the composite foundation of the cement mixing pile for the building as claimed in claim 1, wherein: the sliding rod (403) is made of elastic material which can be stretched.