CN218713364U - A foundation bearing capacity detection pressure bearing structure - Google Patents

Abstract

The utility model belongs to the technical field of ground bearing capacity detects, concretely relates to ground bearing capacity detects pressure-bearing structure has solved the problem that has dismouting loaded down with trivial details, fragile part among the prior art, including bearing plate, roof and extension board, the top detachably fixed mounting of bearing plate has pressure sensor, and the top of roof is fixed with symmetrical arrangement's pressure plate and pull ring respectively, the mounting groove has all been seted up to the both sides of bearing plate, sets up symmetrical arrangement's through-hole on the diapire of mounting groove, and fixedly connected with spring on the diapire of through-hole through the setting of installation piece and mounting groove isotructure, can directly will extend the integrated circuit board in the inside of bearing plate during the installation, can quick assembly disassembly, makes things convenient for personnel to use, extends the inboard fine-tuning board that can adjust length in addition to adapt to the size of ground, avoids having the condition emergence that can's use because of the size has less difference.

Description

A foundation bearing capacity detection pressure bearing structure

technical field

The utility model relates to the technical field of foundation bearing capacity detection, in particular to a foundation bearing capacity detection pressure bearing structure.

Background technique

At present, the bearing capacity of the foundation is the bearing potential of the unit area of the foundation soil as the load increases. The commonly used unit is KPa, which is a comprehensive term for evaluating the stability of the foundation. It should be pointed out that the bearing capacity of the foundation is a practical technical term proposed for the design of the foundation for the convenience of evaluating the strength and stability of the foundation, not the basic property index of the soil. The theory of shear strength of soil is the theoretical basis for studying and determining the bearing capacity of foundations.

In the prior art, if the announcement authorization number is: CN217580057U, the name is called a bearing plate for foundation bearing capacity detection. /D converter, single-chip microcomputer, and liquid crystal display, can detect the pressure received by the pressure plate through the pressure sensor, and then transmit the pressure signal to the processor, and then pass it to the 20-bit A/D converter for digital The conversion is passed to the single-chip microcomputer, and after being processed by the single-chip microcomputer, it is displayed intuitively on the liquid crystal display, thereby achieving the effect of visually displaying the force strength of the pressure-bearing plate; by setting pull rings, sleeves, sliders, connecting rods, and stress blocks , the top plate can be pulled by the pull ring, and then the pressure plate can be pulled by the traction mechanism composed of the sleeve, slider, connecting rod, and stress block, so as to achieve the effect of conveniently taking the pressure plate out of the foundation without damage, making the foundation bearing capacity The pressure-bearing plate for testing has a reasonable structural design and low customization cost. It can not only visually display the force strength of the pressure-bearing plate, but also easily take out the pressure-bearing plate, which greatly improves the practicality of the pressure-bearing plate for foundation bearing capacity testing. sex.

Wherein the extension plate 4 can play the role of extension, but the way of fastening the fixing bolt 5 is adopted, and the disassembly and assembly of the extension plate 4 is more loaded down with trivial details during each inspection. The pressure-bearing plate is pulled out as a whole. Since the pressure-bearing plate 3 is located inside the foundation at this time, it has a certain resistance. In the case of multiple brackets and equipment installed on it, it requires a lot of power to pull out once, and it is difficult to pull out. It is easy to cause damage to parts.

Utility model content

The purpose of the utility model is to provide a foundation bearing capacity detection pressure-bearing structure, which solves the problems of complicated disassembly and assembly and easily damaged parts.

In order to achieve the above purpose, the utility model provides the following technical solutions: a foundation bearing capacity detection pressure bearing structure, including a pressure bearing plate, a top plate and an extension plate, the top of the pressure bearing plate is detachably fixed with a pressure sensor, and the top of the roof plate A symmetrically arranged pressure plate and a pull ring are respectively fixed, and installation grooves are opened on both sides of the pressure bearing plate, and symmetrically arranged through holes are opened on the bottom wall of the installation groove, and springs are fixedly connected to the bottom wall of the through hole. , the top ends of the two springs are fixedly connected with a pressing plate slidingly connected with the installation groove through buckles, and the top of the pressing plate is fixed with symmetrically arranged positioning columns by screws;

The pressure bearing plate is also slidably equipped with symmetrically arranged pinches, and the tops of the pinches are welded with shifting blocks;

A mounting block is welded on one side of the extension plate, and a positioning hole matching the positioning column is opened at the bottom of the mounting block, and a fine-tuning plate is provided on the internal damping slide of the extension plate.

Preferably, the bottom of the top plate is fixed with guide posts by screws, and there are three guide posts, and the bottoms of the three guide posts are jointly fixedly connected with a bottom plate, and the bottom plate and the top plate are rotatably installed by bearings. There is a screw rod, the pressure bearing plate is slidably fitted on the outside of the guide post, and an adjusting nut is fixedly installed inside the pressure bearing plate, and the adjusting nut is sheathed on the outside of the screw rod.

Preferably, both the screw rod and the guide post are welded with limiting blocks.

Preferably, a drive shaft is welded to the top of the screw, a motor is fixedly installed on one side of the bottom of the top plate, the output end of the motor is connected to a drive shaft through a coupling, and a synchronous drive shaft is provided between the drive shaft and the drive shaft. bring;

The middle part of the top plate is provided with a through groove through itself, and the pressure sensor and the through groove are on the same axis;

One side of the top plate is provided with an integrally formed side bracket, the top of the side bracket is fixedly equipped with a cylinder, the inside of the cylinder is provided with a piston rod, and the end of the piston rod is fixedly connected with a shaft extending to the inside of the through groove. bezel.

Preferably, symmetrically arranged guide grooves are opened on the pressure bearing plate, the pinch plates are slidably connected to the corresponding guide grooves, and every two pinch plates are located at both ends of the corresponding installation grooves.

Preferably, a chute is opened inside the extension plate, and the fine adjustment plate is slidably connected with the chute.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. Through the setting of the installation block and the installation groove, the utility model can directly clamp the extension plate inside the pressure-bearing plate during installation, which can be disassembled quickly and is convenient for personnel to use. In addition, a fine-tuning that can adjust the length is added in the extension plate slab to fit the size of the foundation, avoiding unusable situations due to small differences in size.

2. Through the arrangement of screw, guide rod and motor, the utility model can start the motor first to lift the pressure plate and pull it out once when the pressure plate is drawn out, and then use an external machine to lift the whole equipment , the power required for the secondary pull is small, and some parts will not be forcibly broken during this process, and the stability is stronger.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the front sectional view after installation of the utility model;

Fig. 3 is the front sectional view of the pressure bearing plate in the utility model;

Fig. 4 is the front sectional view of the extension plate in the utility model;

Fig. 5 is an enlarged view of the mark A of the present invention.

In the figure: 1, pressure bearing plate; 2, pressure sensor; 3, top plate; 4, extension plate; 41, chute; 5, trimming plate; 6, pressure plate; 7, pull ring; 8, installation block; Positioning hole; 10, spring; 11, pressing plate; 12, positioning column; 13, buckle plate; 14, dial block; 15, side support; 16, guide post; 17, screw rod; 18, cylinder; 19, baffle plate ; 20, through slot; 21, motor; 22, synchronous belt; 30, bottom plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-5, a pressure-bearing structure for foundation bearing capacity detection, including a pressure-bearing plate 1, a top plate 3, and an extension plate 4. The top of the pressure-bearing plate 1 is detachably fixed with a pressure sensor 2, and the top of the top plate 3 Symmetrically arranged pressure plates 6 and pull rings 7 are respectively fixed, mounting grooves are opened on both sides of the pressure bearing plate 1, symmetrically arranged through holes are opened on the bottom wall of the mounting groove, and the bottom wall of the through hole is fixedly connected with Spring 10, the tops of the two springs 10 are fixedly connected with the pressing plate 11 slidingly connected with the installation groove through buckles, and the top of the pressing plate 11 is fixed with a symmetrically arranged positioning column 12 by screws; The sliding assembly is equipped with a symmetrically arranged pinch plate 13, and the top of the pinch plate 13 is welded with a dial block 14; one side of the extension plate 4 is welded with a mounting block 8, and the bottom of the mounting block 8 is provided with a positioning hole that matches the positioning column 12 9. The internal damping slide of the extension plate 4 is provided with a fine-tuning plate 5. Through the installation of the installation block 8 and the installation groove and other structures, the extension plate 4 can be directly stuck inside the pressure-bearing plate 1 during installation, which can be disassembled quickly and conveniently. In addition, a fine-tuning plate 5 that can adjust the length is added in the extension plate 4 to adapt to the size of the foundation, so as to avoid the unusable situation due to small differences in size.

Please refer to Fig. 1 and Fig. 3, the bottom of the top plate 3 is fixed with a guide post 16 by screws, there are three guide posts 16, the bottom of the three guide posts 16 are fixedly connected with a bottom plate 30, and the bottom plate 30 and the top plate 3 are connected by a bearing The screw rod 17 is installed in rotation, the pressure bearing plate 1 is slidingly assembled on the outside of the guide post 16, and the inside of the pressure bearing plate 1 is fixedly installed with an adjusting nut, which is sleeved on the outside of the screw rod 17, through the screw rod 17, the guide rod and the motor 21 and other structures, when the pressure bearing plate 1 is pulled out, the motor 21 can be started first, the pressure bearing plate 1 is hoisted, and the first pull is performed, and then the entire device is lifted by an external machine, and the required force is pulled out twice. The power is small, some parts will not be forcibly broken during this process, and the stability is stronger.

Please refer to FIG. 3 , both the screw rod 17 and the outside of the guide post 16 are welded with limiting blocks.

Please refer to Fig. 3, the transmission shaft is welded on the top of the screw rod 17, the motor 21 is fixedly installed on one side of the bottom of the top plate 3, the output end of the motor 21 is connected with the drive shaft through a coupling, and a synchronous drive shaft is provided between the drive shaft and the transmission shaft. Belt 22; the middle part of the top plate 3 is provided with a through groove 20 through itself, and the pressure sensor 2 and the through groove 20 are on the same axis; one side of the top plate 3 is provided with an integrally formed side bracket 15, and the top of the side bracket 15 is fixedly installed There is a cylinder 18, and a piston rod is arranged inside the cylinder 18, and the end of the piston rod is fixedly connected with a baffle plate 19 extending to the inside of the through groove 20.

Please refer to FIG. 1 , there are symmetrically arranged guide grooves on the pressure bearing plate 1 , and the pinch plates 13 are slidably connected to the corresponding guide grooves, and every two pinch plates 13 are located at both ends of the corresponding installation grooves.

Please refer to FIG. 4 , there is a chute 41 inside the extension plate 4 , and the trimming plate 5 is slidably connected to the chute 41 .

The specific implementation process of the utility model is as follows: when working, find a foundation to be detected, install the extension plate 4 according to the area of the detected foundation, specifically, toggle the buckle plate 13 above the installation groove to open, and then downwardly install the The block 8 is put into the inside of the installation groove, the installation block 8 squeezes the pressing plate 11 below, and after the pressing plate 11 fits with the bottom wall of the installation groove, the buckle plate 13 on both sides is pulled up to cooperate with the spring 10 below Fasten the mounting block 8, the positioning hole 9 of the mounting block 8 is set on the outside of the positioning column 12, and the lateral position is limited, and the installation is firm, convenient and quick;

Further, according to the foundation area, if there is a slight difference, you can push the internal fine-tuning plate 5 to adjust slightly, and the pressure area does not change, and then the external load equipment acts on the pressure plates 6 on both sides, and the pressure plate 6 squeezes the top plate 3. The pressure sensor 2 is pressed against the top plate 3, and finally the bearing plate is pressed to detect the bearing strength of the foundation. The detection result is transmitted from the pressure sensor 2 to an external controller, which is a prior art and will not be described here;

In addition, after the detection is completed, the personnel first opens the cylinder 18, the cylinder 18 pulls the baffle plate 19 into the top plate 3, opens the gap between the through groove 20 and the pressure sensor 2, and then starts the motor 21, which drives the screw 17 to rotate through the timing belt 22 , under the action of the screw 17, the pressure bearing plate 1 rises along the guide rod, thereby pulling out the foundation. The screw 17 and the outside of the guide rod are provided with limit blocks to prevent the pressure bearing plate 1 from colliding with other equipment. At this time, the pressure sensor 2 passes through The through slot 20 moves, and then the pull ring 7 is pulled by the peripheral load equipment to lift the whole equipment out, and then the pressure bearing plate 1 is reset, so that the lower bottom plate 30 is received in the pressure bearing plate 1, and then the cylinder 18 pushes the baffle 19 together.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A pressure-bearing structure for foundation bearing capacity detection, comprising a pressure-bearing plate (1), a top plate (3) and an extension plate (4), the top of the pressure-bearing plate (1) is detachably fixed with a pressure sensor (2) , the top of the top plate (3) is respectively fixed with a symmetrically arranged pressure plate (6) and a draw ring (7), which is characterized in that: both sides of the pressure bearing plate (1) are provided with installation grooves, and the bottom of the installation groove There are symmetrically arranged through-holes on the wall, and springs (10) are fixedly connected to the bottom wall of the through-holes, and the top ends of the two springs (10) are fixedly connected with a resisting member slidingly connected with the installation groove through buckles. A tight plate (11), the top of the said tight plate (11) is fixed with symmetrically arranged positioning columns (12) by screws; The pressure bearing plate (1) is also slidably fitted with a symmetrically arranged pinch plate (13), and the top of the pinch plate (13) is welded with a dial block (14); One side of the extension plate (4) is welded with an installation block (8), and the bottom of the installation block (8) is provided with a positioning hole (9) matching the positioning column (12), and the extension plate The internal damping slide of (4) is provided with fine-tuning plate (5). 2. A kind of foundation bearing capacity detection pressure-bearing structure according to claim 1, it is characterized in that: the bottom of described roof (3) is fixed with guide post (16) by screw, and described guide post (16) is provided with three One, the bottoms of the three guide posts (16) are jointly fixedly connected with a base plate (30), and a screw rod (17) is installed between the base plate (30) and the top plate (3) through bearing rotation, and the bearing The pressure plate (1) is slidably fitted on the outside of the guide post (16), and an adjusting nut is fixedly installed inside the pressure bearing plate (1), and the adjusting nut is sheathed on the outside of the screw rod (17). 3. A foundation bearing capacity detection pressure-bearing structure according to claim 2, characterized in that: the screw (17) and the outside of the guide post (16) are welded with limiting blocks. 4. A foundation bearing capacity detection pressure-bearing structure according to claim 2, characterized in that: the top end of the screw (17) is welded with a transmission shaft, and the bottom side of the top plate (3) is fixedly installed with a motor (21), the output end of the motor (21) is connected with a drive shaft through a shaft coupling, and a synchronous belt (22) is arranged between the drive shaft and the transmission shaft; The middle part of the top plate (3) is provided with a through groove (20) passing through itself, and the pressure sensor (2) and the through groove (20) are on the same axis; One side of the top plate (3) is provided with an integrally formed side bracket (15), the top of the side bracket (15) is fixedly equipped with a cylinder (18), and the inside of the cylinder (18) is provided with a piston rod, and the piston The end of the rod is fixedly connected with a baffle (19) extending to the inside of the through groove (20). 5. A foundation bearing capacity detection pressure-bearing structure according to claim 1, characterized in that: said pressure-bearing plate (1) is provided with symmetrically arranged guide grooves, and said buckle plate (13) is connected with the corresponding The guide slots are slidably connected, and every two buckle plates (13) are located at the two ends of the corresponding installation slots. 6. A foundation bearing capacity detection pressure-bearing structure according to claim 1, characterized in that: said extension plate (4) is provided with a chute (41) inside, said fine-tuning plate (5) and said fine-tuning plate (5) The chute (41) is slidingly connected.

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