CN214301875U

CN214301875U - Foundation pit deformation and damage simulation test device with bidirectional adjusting function

Info

Publication number: CN214301875U
Application number: CN202022436655.7U
Authority: CN
Inventors: 张翾; 王礼华; 付金; 张泽辉; 李富相; 吴圣智
Original assignee: Research Institute of Highway Ministry of Transport; Fourth Engineering Co Ltd of CCCC First Highway Engineering Co Ltd; Shandong Jianzhu University
Current assignee: Research Institute of Highway Ministry of Transport; Fourth Engineering Co Ltd of CCCC First Highway Engineering Co Ltd; Shandong Jianzhu University
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-09-28
Anticipated expiration: 2030-10-28

Abstract

The utility model provides a foundation ditch deformation destruction analogue test device with two-way regulatory function belongs to and adjoins foundation ditch experimental apparatus technical field. The first motor in the translation assembly is fixed to the installation box, the first lead screw is fixed to the first motor, the moving block drives the first lead screw, and the moving block is fixed to the moving platform. The connecting rod fixed moving platform in the lifting assembly, the connecting plate fixed connecting rod, the first belt pulley fixed second motor, the second belt pulley is in transmission connection with the first belt pulley, the second belt pulley is fixed by the second lead screw, the moving platform is fixed by the first mounting plate, the second mounting plate is in transmission connection with the second lead screw, and the lifting plate is fixed by the second mounting plate. The lifter plate is fixed to the third mounting panel among the power component, and the driving piece is fixed to first fixed plate, and first fixed plate is fixed with soil pressure sensor and displacement sensor. The foundation pit deformation destruction experiment is carried out on any position of the foundation pit through the device, the whole device does not need to be moved manually, and the working efficiency is improved.

Description

Foundation pit deformation and damage simulation test device with bidirectional adjusting function

Technical Field

The utility model relates to an adjoining foundation ditch experimental apparatus technical field particularly, relates to a foundation ditch deformation destruction analogue test device with two-way regulatory function.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The slope can be stabilized by a method of slope-laying when the excavation is not deep.

Intensity that lateral wall between two adjacent foundation ditches can bear has vital function to two adjacent foundation ditch intensity, consequently need carry out intensity detection experiment to the lateral wall that borders on between the foundation ditch, at present it is artificial to make and borders on the foundation ditch model mostly, carry out deformation to the foundation ditch model and destroy the experiment and obtain the data that needs, but present deformation destruction device to the foundation ditch model that borders on can only experiment to a point that borders on the foundation ditch, change the whole device of experiment position need manual removal, lead to work efficiency, workman's working strength is big.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a foundation ditch deformation destruction analogue test device with two-way regulatory function aims at improving current to adjoining foundation ditch model deformation destruction device and can only experiment to a point that adjoins the foundation ditch, changes the whole device of experiment position needs manual movement, leads to work efficiency, the problem of the big problem of workman's working strength.

The utility model discloses a realize like this: the utility model provides a foundation ditch deformation destruction analogue test device with two-way regulatory function, including translation subassembly, lifting unit and power component, wherein, lifting unit installs on translation subassembly, and power component installs on lifting unit, and power component provides the destructive power of experiment usefulness.

The translation assembly comprises an installation box, a first motor, a first lead screw, a moving block and a moving platform, the first motor is fixedly installed at one end of the installation box, one end of the first lead screw is fixedly installed at the first motor, the other end of the first lead screw is rotatably installed at the installation box, the moving block is in transmission connection with the first lead screw, an avoiding opening is formed in the top end of the installation box, the moving block penetrates through the avoiding opening to penetrate through the installation box, the moving platform is fixedly installed at the moving block, and the moving platform is arranged on the outer side of the installation box.

The lifting component comprises a connecting rod, a connecting plate, a second motor, a first belt pulley, two second belt pulleys, a second screw rod, a first mounting plate, a second mounting plate and a lifting plate, the connecting rod is fixedly arranged on the mobile station, the connecting plate is fixedly arranged at one end of the connecting rod far away from the mobile station, the second motor is fixedly arranged on the connecting plate, the first belt pulley is fixedly arranged on the second motor, the two second belt pulleys are respectively arranged at two sides of the first belt pulley and are in transmission connection with the first belt pulley, one end of the second screw rod is fixedly arranged on the second belt pulley, the other end of the second screw rod is rotationally connected with the first mounting plate, the first mounting plate is fixedly mounted on the mobile station, the second mounting plate is in transmission connection with the second lead screw, and the second mounting plate is fixedly mounted on the lifting plate.

The power component comprises a third mounting plate, a driving piece and a first fixing plate, the third mounting plate is fixedly mounted on two sides of the lifting plate, the driving piece is fixedly mounted between the third mounting plates, the first fixing plate is fixedly mounted on the driving piece, and a soil pressure sensor and a displacement sensor are fixed on the first fixing plate.

The utility model discloses an in an embodiment, still include supporting component, supporting component includes third fixed plate, adjusting screw and base, third fixed plate fixed mounting in the install bin, adjusting screw fixed mounting in the third fixed plate, the base transmission install in adjusting screw.

The utility model discloses an in one embodiment, adjusting screw keeps away from the one end fixing of third fixed plate has the third stopper.

In an embodiment of the present invention, a second fixing plate is fixed to one end of the third mounting plate, and a camera is fixed to the second fixing plate.

In an embodiment of the present invention, the first fixing plate is kept away from one side of the soil pressure sensor and both sides of the first fixing plate are fixed with rotation preventing pins, and the rotation preventing pins run through the third mounting plate.

In an embodiment of the present invention, the rotation-preventing pin is far away from the end of the first fixing plate, and a second stopper is fixed to the end of the first fixing plate.

In an embodiment of the present invention, the first belt pulley and the second belt pulley are provided with a protective cover, the protective cover is fixedly installed on the connecting plate.

In an embodiment of the present invention, the four corners of the installation box are symmetrically fixed with lifting rings.

The utility model discloses an in one embodiment, the mobile station is kept away from one side both sides of connecting rod all are fixed with the sliding seat, it has the guide rail to slide on the sliding seat, guide rail fixed mounting in the install bin.

The utility model discloses an in an embodiment, the both ends tip of guide rail all is provided with first stopper, first stopper fixed mounting in the install bin.

The utility model has the advantages that: the utility model discloses a foundation ditch deformation destruction simulation test device with two-way regulatory function that obtains through above-mentioned design, when using, drive the first lead screw rotation through first motor, and then the first lead screw drive movable block translates along the first lead screw, and then the movable block drives the mobile station and translates on the install bin, and the power component sets up on the mobile station, and then realizes the horizontal migration of power component;

the second motor drives the first belt pulley to rotate, the first belt pulley drives the second belt pulleys on two sides to rotate, the second belt pulley drives the second lead screw to rotate, the second lead screw drives the second mounting plate to move up and down along the second lead screw, the second mounting plate drives the lifting plate to slide up and down along the connecting rod, the power assembly is arranged on the lifting plate, and therefore the power assembly is adjusted in the vertical direction;

a piston rod of the driving piece pushes the first fixing plate outwards, and then the first fixing plate drives the soil pressure sensor and the displacement sensor to move forwards until the soil pressure sensor and the displacement sensor are abutted against the foundation pit wall;

the device realizes the foundation pit deformation damage experiment to any position of the foundation pit, is automatically adjusted, does not need to manually move the whole device, has a simple structure, is convenient to operate, and greatly improves the working efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of an apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a translation assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of a lower side structure of a mobile station according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a lifting assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a power assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a support assembly according to an embodiment of the present invention.

In the figure: 100-a translation assembly; 110-an installation box; 111-avoidance ports; 112-lifting ring; 120-a first motor; 130-a first lead screw; 140-a movement block; 150-a mobile station; 151-sliding seat; 152-a guide rail; 153-a first stopper; 200-a lifting assembly; 210-a connecting rod; 220-a connecting plate; 221-a protective cover; 230-a second motor; 240-a first pulley; 250-a second pulley; 260-a second screw rod; 270-a first mounting plate; 280-a second mounting plate; 290-a lifting plate; 300-a power assembly; 310-a third mounting plate; 311-a second fixation plate; 312-a camera; 320-a drive member; 330-a first fixing plate; 331-soil pressure sensor; 332-a displacement sensor; 333-anti-rotation pin; 3331-a second stopper; 400-a support assembly; 410-a third fixation plate; 420-adjusting screw; 421-a third stopper; 430-base.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that 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 indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a foundation ditch deformation destruction analogue test device with two-way regulatory function, including translation subassembly 100, lifting unit 200 and power component 300, wherein, lifting unit 200 installs on translation subassembly 100, power component 300 installs on lifting unit 200, power component 300 provides the destructive power of experiment usefulness, translation subassembly 100 realizes the position control of device at the foundation ditch horizontal direction, lifting unit 200 realizes the position control of device at the vertical direction of foundation ditch, and then realizes the two-way regulation of test device in the foundation ditch.

Referring to fig. 2 and 3, the translation assembly 100 includes an installation box 110, a first motor 120, a first lead screw 130, a moving block 140 and a moving table 150, the first motor 120 is fixedly installed at one end of the installation box 110 through a bolt, one end of the first lead screw 130 is fixedly installed at an output shaft end of the first motor 120 through a coupling, the other end of the first lead screw 130 is rotatably installed at the installation box 110 through a bearing, the moving block 140 is in threaded transmission connection with the first lead screw 130, an avoiding opening 111 is formed in the top end of the installation box 110, the moving block 140 penetrates through the installation box 110 through the avoiding opening 111, the moving table 150 is fixedly installed at the upper end of the moving block 140 through welding, and the moving table 150 is installed at the outer side of the upper end of the installation box 110, so that the moving table 150 can move back and forth on the installation box 110. During specific setting, lifting rings 112 are symmetrically fixed at four corners of the installation box 110, so that the whole device can be conveniently lifted into a foundation pit by using a lifting appliance, and the installation of the device is facilitated.

Referring to fig. 2 and fig. 3, it should be noted that, sliding seats 151 are fixed to two sides of one side of the mobile station 150, which is away from the connecting rod 210, through bolts, guide rails 152 slide on the sliding seats 151, the guide rails 152 are fixedly installed on two sides of the upper end of the installation box 110 through bolts, the mobile station 150 slides along the guide rails 152, so as to reduce friction force, and simultaneously, perform limiting and guiding functions, first limiting blocks 153 are arranged at two end portions of the guide rails 152, and the first limiting blocks 153 are fixedly installed on the installation box 110 through bolts, so as to prevent the mobile station 150 from sliding out of the guide rails 152, thereby performing limiting and protecting functions.

Referring to fig. 3 and 4, the lifting assembly 200 includes a connecting rod 210, a connecting plate 220, a second motor 230, a first belt pulley 240, two second belt pulleys 250, a second screw 260, a first mounting plate 270, a second mounting plate 280 and a lifting plate 290, the connecting rod 210 includes four connecting rods 210, the four connecting rods 210 are fixedly mounted at four corners of the mobile station 150 by bolts, the connecting plate 220 is fixedly mounted at an upper end of the connecting rod 210, the second motor 230 is fixedly mounted at the middle of the lower surface of the connecting plate 220 by bolts, the first belt pulley 240 is fixedly mounted at an output shaft end of the second motor 230 by a key, the two second belt pulleys 250 are respectively disposed at two sides of the first belt pulley 240 and are both in transmission connection with the first belt pulley 240 by a transmission belt, specifically, a protective cover 221 (as shown in fig. 1) is disposed at the outer sides of the first belt pulley 240 and the second belt pulley 250, the protective cover 221 is fixedly mounted on the upper surface of the connecting plate 220 by a screw, prevent external foreign matter from contacting with the first belt pulley 240 and the second belt pulley 250, and affecting normal operation, and play a role in isolation and protection. One end of the second lead screw 260 is fixedly installed on the second belt pulley 250 through a key, the other end of the second lead screw 260 is rotatably connected with the first installation plate 270 through a bearing, the first installation plate 270 is fixedly installed on the mobile station 150 through welding, the second installation plate 280 is in threaded transmission connection with the second lead screw 260, and the second installation plate 280 is fixedly installed on the lifting plate 290 through welding to realize the up-and-down movement of the lifting plate 290.

Referring to fig. 5, the power assembly 300 includes third mounting plates 310, driving members 320 and first fixing plates 330, the third mounting plates 310 are fixedly mounted on two sides of the upper surface of the lifting plate 290 through bolts, the driving members 320 are fixedly mounted between the two third mounting plates 310 through bolts, the driving members 320 are double-rod hydraulic cylinders, the first fixing plates 330 are fixedly mounted at the end portions of the piston rods of the driving members 320 through threads, and soil pressure sensors 331 and displacement sensors 332 are fixed on the first fixing plates 330 through screws for monitoring soil pressure values and displacement values when the foundation pit is deformed and damaged.

Referring to fig. 5, in a specific setting, a second fixing plate 311 is fixed to the upper end of the third mounting plate 310 by welding, a camera 312 is fixed to the second fixing plate 311 by a bolt, and a worker on the ground can monitor the values of the soil pressure sensor 331 and the displacement sensor 332 in real time through the camera 312 and penetrate through the foundation pit to receive the damage degree. Note that, the rotation preventing pins 333 are fixed to both sides of the surface of the first fixing plate 330 away from the soil pressure sensor 331 by bolts, and the rotation preventing pins 333 penetrate through the third mounting plate 310 to prevent the first fixing plate 330 from rotating when moving, thereby preventing rotation. The end part of the end of the anti-rotation pin 333 far away from the first fixing plate 330 is fixed with a second limiting block 3331 by welding, so that the anti-rotation pin 333 is prevented from sliding out of the third mounting plate 310, and the limiting and protecting effects are achieved.

Please refer to fig. 6, in addition, in an embodiment of the present invention, the support assembly 400 is further included, the support assembly 400 includes a third fixing plate 410, an adjusting screw 420 and a base 430, the third fixing plate 410 is fixedly installed at four corners of the bottom end of the installation box 110 by bolts, the adjusting screw 420 is fixedly installed in the middle of the lower end of the third fixing plate 410 by welding, and the base 430 is installed on the adjusting screw 420 in a threaded transmission manner. Specifically, a third limiting block 421 is fixed to an end of the adjusting screw 420 far away from the third fixing plate 410 by welding, so that the base 430 is prevented from moving out of the adjusting screw 420 when moving downwards, and limiting and protecting are achieved.

Specifically, this foundation ditch deformation destruction analogue test device with two-way regulatory function's theory of operation: when the device is used, the first motor 120 drives the first lead screw 130 to rotate, so that the first lead screw 130 drives the moving block 140 to translate along the first lead screw 130, and the moving block 140 drives the moving table 150 to translate on the installation box 110;

the second motor 230 drives the first belt pulley 240 to rotate, the first belt pulley 240 drives the second belt pulleys 250 on two sides to rotate, the second belt pulley 250 drives the second screw rod 260 to rotate, the second screw rod 260 drives the second mounting plate 280 to move up and down along the second screw rod 260, the second mounting plate 280 drives the lifting plate 290 to slide up and down along the connecting rod 210, and the power assembly 300 is arranged on the lifting plate 290, so that the power assembly 300 can be adjusted in the vertical direction;

the piston rod of the driving member 320 pushes the first fixing plate 330 outwards, the first fixing plate 330 drives the soil pressure sensor 331 and the displacement sensor 332 to move forwards until the soil pressure sensor 331 and the displacement sensor 332 abut against the foundation pit wall, the driving member 320 applies pressure, the soil pressure sensor 331 and the displacement sensor 332 generate pressure on the foundation pit wall, the foundation pit wall generates reaction force on the soil pressure sensor 331 and the displacement sensor 332, and experimental data of foundation pit deformation damage are obtained by observing the values of the soil pressure sensor 331 and the displacement sensor 332.

It should be noted that the specific model specifications of the first motor 120, the second motor 230, the driving member 320, the camera 312, the soil pressure sensor 331 and the displacement sensor 332 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the first motor 120, the second motor 230, the driving member 320, the camera 312, the soil pressure sensor 331 and the displacement sensor 332 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A foundation pit deformation and damage simulation test device with a bidirectional adjusting function is characterized by comprising

A translation assembly (100), wherein the translation assembly (100) comprises an installation box (110), a first motor (120), a first lead screw (130), a moving block (140) and a moving table (150), the first motor (120) is fixedly arranged at one end part of the mounting box (110), one end of the first screw rod (130) is fixedly arranged on the first motor (120), the other end of the first screw rod (130) is rotatably arranged on the mounting box (110), the moving block (140) is connected to the first screw rod (130) in a transmission way, the top end of the installation box (110) is provided with an avoidance opening (111), the moving block (140) penetrates through the installation box (110) through the avoidance port (111), the mobile station (150) is fixedly mounted on the mobile block (140), and the mobile station (150) is arranged outside the mounting box (110);

a lifting assembly (200), wherein the lifting assembly (200) comprises a connecting rod (210), a connecting plate (220), a second motor (230), a first belt pulley (240), two second belt pulleys (250), a second screw rod (260), a first mounting plate (270), a second mounting plate (280) and a lifting plate (290), the connecting rod (210) is fixedly mounted on the mobile station (150), the connecting plate (220) is fixedly mounted at one end of the connecting rod (210) far away from the mobile station (150), the second motor (230) is fixedly mounted on the connecting plate (220), the first belt pulley (240) is fixedly mounted on the second motor (230), the two second belt pulleys (250) are respectively arranged at two sides of the first belt pulley (240) and are in transmission connection with the first belt pulley (240), one end of the second screw rod (260) is fixedly mounted on the second belt pulley (250), the other end of the second screw rod (260) is rotatably connected with the first mounting plate (270), the first mounting plate (270) is fixedly mounted on the mobile station (150), the second mounting plate (280) is in transmission connection with the second screw rod (260), and the second mounting plate (280) is fixedly mounted on the lifting plate (290);

power assembly (300), power assembly (300) includes third mounting panel (310), driving piece (320) and first fixed plate (330), third mounting panel (310) fixed mounting in the both sides of lifter plate (290), driving piece (320) fixed mounting is in two between third mounting panel (310), first fixed plate (330) fixed mounting in driving piece (320), be fixed with soil pressure sensor (331) and displacement sensor (332) on first fixed plate (330).

2. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 1, further comprising a support assembly (400), wherein the support assembly (400) comprises a third fixing plate (410), an adjusting screw (420) and a base (430), the third fixing plate (410) is fixedly installed on the installation box (110), the adjusting screw (420) is fixedly installed on the third fixing plate (410), and the base (430) is installed on the adjusting screw (420) in a transmission manner.

3. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 2, wherein a third limiting block (421) is fixed to an end of the adjusting screw (420) far away from the third fixing plate (410).

4. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 1, wherein a second fixing plate (311) is fixed to one end of the third mounting plate (310), and a camera (312) is fixed to the second fixing plate (311).

5. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 1, wherein anti-rotation pins (333) are fixed to two sides of one surface, away from the soil pressure sensor (331), of the first fixing plate (330), and the anti-rotation pins (333) penetrate through the third mounting plate (310).

6. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 5, wherein a second stopper (3331) is fixed to an end of the anti-rotation pin (333) far away from the first fixing plate (330).

7. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as recited in claim 1, wherein a protective cover (221) is arranged on the outer side of the first pulley (240) and the second pulley (250), and the protective cover (221) is fixedly mounted on the connecting plate (220).

8. The foundation pit deformation and failure simulation test device with the bidirectional adjustment function as claimed in claim 1, wherein lifting rings (112) are symmetrically fixed at four corners of the installation box (110).

9. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as recited in claim 1, wherein sliding seats (151) are fixed to both sides of a surface of the moving table (150) away from the connecting rod (210), guide rails (152) slide on the sliding seats (151), and the guide rails (152) are fixedly mounted on the mounting box (110).

10. The foundation pit deformation and damage simulation test device with the bidirectional adjustment function as claimed in claim 9, wherein the ends of the two ends of the guide rail (152) are respectively provided with a first limiting block (153), and the first limiting blocks (153) are fixedly mounted on the mounting box (110).