CN210981082U

CN210981082U - Device for measuring displacement distance of retaining wall

Info

Publication number: CN210981082U
Application number: CN201921986108.7U
Authority: CN
Inventors: 李云凤
Original assignee: Urban Construction College Of Ahjzu
Current assignee: Urban Construction College Of Ahjzu
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-10
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a measure device of retaining wall displacement distance belongs to retaining wall test technical field, including the bottom plate with fix the percentage table in the bottom plate upper end, the equal vertical fixedly connected with mounting panel in both sides around the upper end of bottom plate, a plurality of right angle breach have all vertically been seted up to one side that two mounting panels are relative, wherein common joint has the baffle in two relative right angle breach, T type spout has been seted up in the upper end left side of bottom plate, T type spout in-connection has guiding mechanism, the bottom plate is connected with the diaphragm through guiding mechanism, the upper end center department of diaphragm is rotated through the pivot and is connected with the steel sheet wall, both sides are connected with one side contact that two mounting panels are relative respectively around the steel sheet wall. The utility model discloses, can adjust the holding power to the retaining wall when carrying out retaining wall displacement measurement test, realize measuring the retaining wall displacement volume of equidimension not, but also can change the volume of filling out soil, also be convenient for clear away the experiment soil body after the experiment is accomplished simultaneously.

Description

Device for measuring displacement distance of retaining wall

Technical Field

The utility model relates to a retaining wall test technical field especially relates to a measure device of retaining wall displacement distance.

Background

In the process of road foundation construction, the retaining wall has great effect, can effectively prevent the landslide soil on two sides of a road from sliding off, has passive soil pressure, active soil pressure and static soil pressure during construction, wherein, the active soil pressure means that the retaining wall moves forwards under the action of the soil body behind the wall, so that the stress of the filled soil behind the wall reaches the ultimate balance state, therefore, the test of simulating the displacement of the retaining wall is very important before construction, and the current retaining wall displacement distance measuring device, although the retaining walls with different inclination angles can be simulated, under different filling soil amounts and filling soil pressures, the retaining walls are subjected to different active soil pressures, because retaining wall displacement apart from experiment measuring device is not convenient for adjust the holding power to the retaining wall, can't measure the retaining wall of equidimension not to also be convenient for clear away the experiment soil body after the experiment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the holding power that retaining wall displacement apart from experiment measuring device was not convenient for adjust retaining wall among the prior art, can't measure the retaining wall of equidimension not to the problem of the experimental soil body is also not convenient for clear away after the experiment, and the device of a measurement retaining wall displacement distance that proposes.

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

a device for measuring the displacement distance of a retaining wall comprises a bottom plate and a dial indicator fixed on the upper end of the bottom plate, wherein the front side and the rear side of the upper end of the bottom plate are vertically and fixedly connected with mounting plates, one opposite side of the two mounting plates is vertically provided with a plurality of right-angle notches, baffle plates are clamped in the two opposite right-angle notches together, the left side of the upper end of the bottom plate is provided with a T-shaped chute, an adjusting mechanism is connected in the T-shaped chute, the bottom plate is connected with a transverse plate through the adjusting mechanism, the upper center of the transverse plate is rotatably connected with a steel plate wall through a rotating shaft, the front side and the rear side of the steel plate wall are respectively in contact connection with one opposite side of the two mounting plates, the left side of the upper end of the transverse plate is rotatably connected with two ejector rods through shaft, one of them the draw-in groove is with the one end joint of ejector pin, the percentage table contacts with the left end of diaphragm and is connected.

Preferably, the adjusting mechanism comprises a T-shaped sliding block which is sleeved in a T-shaped sliding groove in a sliding mode, the upper end of the T-shaped sliding block is fixedly connected with the center of the lower end of the transverse plate, the left end of the bottom plate is connected with a bolt through a threaded hole in a threaded mode, one end of the bolt penetrates through the threaded hole and is connected with a top block in a rotating mode through a rolling bearing, a spring is fixedly connected to the right end of the top block, and the right end of the spring is fixedly connected with the left side of the T-shaped.

Preferably, the right side center department fixedly connected with sleeve pipe of baffle, the bracing piece has been cup jointed in the cover intraductal slip, two one side that the mounting panel is relative all cup joints with the pole wall slip of bracing piece through the round hole.

Preferably, the left side of the steel plate wall is fixedly connected with a tension spring which is obliquely arranged, and one end, far away from the steel plate wall, of the tension spring is fixedly connected with the upper end of the transverse plate.

Preferably, the front side and the rear side of the left end of the baffle are fixedly connected with partition plates, and the two partition plates are respectively in contact connection with one side, opposite to the two mounting plates.

Compared with the prior art, the utility model provides a measure retaining wall displacement distance's device possesses following beneficial effect:

1. this measure device of retaining wall displacement distance, through the steel sheet wall that is equipped with, fill the experiment soil body in baffle and steel sheet wall, use the not shown in the pressure testing device picture of outside to pressurize, experiment soil body extrusion baffle and steel sheet wall after the pressurization, steel sheet wall atress drives the ejector pin and makes the diaphragm remove, the diaphragm removes and drives T type slider extrusion spring, the spring atress shrink and then makes the measuring stick of diaphragm extrusion percentage table, thereby can learn the displacement volume of retaining wall through the numerical value of record percentage table.

2. This measure retaining wall displacement distance's device, bolt through being equipped with, with spanner swivel bolt, bolt and screw hole interact extrusion kicking block remove, the kicking block removes the extrusion spring shrink, the spring shrink can change the holding power of limit to the steel sheet wall, thereby can simulate different retaining wall test measurement displacement volume, the technical staff of being convenient for is experimental, after the measurement is accomplished, the bracing piece is taken out with the hand, then take the baffle out, and then be convenient for experimental clearance test soil body after accomplishing, with the ejector pin draw-in groove joint of different positions on the steel sheet wall before experimental, and then can change the inclination of steel sheet wall, and then can measure the compressive capacity of different inclination's retaining wall.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can adjust the holding power to the retaining wall when carrying out retaining wall displacement measurement experiment, realize measuring the retaining wall displacement volume of equidimension not, but also can change the volume of filling out soil, also be convenient for clear away the experiment soil body after the experiment is accomplished simultaneously.

Drawings

Fig. 1 is a schematic structural view of a device for measuring a displacement distance of a retaining wall according to the present invention;

fig. 2 is the utility model provides a survey overlook schematic structure diagram of device of retaining wall displacement distance.

In the figure: the device comprises a base plate 1, a sliding block 2T-shaped, a spring 3, a top block 4, a bolt 5, a dial indicator 6, a sliding chute 7T-shaped, a tension spring 8, a top rod 9, a transverse plate 10, a partition plate 11, a steel plate wall 12, a mounting plate 13, a right-angle notch 14, a baffle plate 15, a pull rod 16, a sleeve 17 and a support rod 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-2, a device for measuring the displacement distance of a retaining wall comprises a bottom plate 1 and a dial indicator 6 fixed on the upper end of the bottom plate 1, wherein the front side and the rear side of the upper end of the bottom plate 1 are vertically and fixedly connected with mounting plates 13, one side of each of the two mounting plates 13 opposite to each other is vertically provided with a plurality of right-angle notches 14, the plurality of right-angle notches 14 facilitate mounting of baffles 15 at different positions so as to change the soil filling amount of experimental soil, the baffles 15 are jointly clamped in the two opposite right-angle notches 14, the left side of the upper end of the bottom plate 1 is provided with a T-shaped chute 7, an adjusting mechanism is connected in the T-shaped chute 7, the bottom plate 1 is connected with a transverse plate 10 through the adjusting mechanism, the adjusting mechanism comprises a T-shaped slide block 2 slidably sleeved in the T-shaped chute 7, the upper end of the T, one end of a bolt 5 penetrates through a threaded hole and is rotatably connected with a top block 4 through a rolling bearing, the right end of the top block 4 is fixedly connected with a spring 3, the right end of the spring 3 is fixedly connected with the left side of a T-shaped sliding block 2, the center of the upper end of a transverse plate 10 is rotatably connected with a steel plate wall 12 through a rotating shaft, the front side and the rear side of the steel plate wall 12 are respectively in contact connection with one side of two mounting plates 13 which are opposite, the left side of the upper end of the transverse plate 10 is rotatably connected with two ejector rods 9 through a shaft pin, a pull rod 16 is commonly and fixedly connected between the two ejector rods 9, the left side of the steel plate wall 12 is provided with a plurality of uniformly distributed clamping grooves, one clamping groove is clamped with one end of the ejector rod 9, a dial indicator 6 is in contact connection with the left end of the transverse plate 10, the center of the right side, sleeve 17 and bracing piece 18 can mutually support baffle 15 with the round hole on mounting panel 13, stability when increasing baffle 15 atress, tension spring 8 that the slope of the left side fixedly connected with of steel sheet wall 12 set up, tension spring 8 keeps away from the upper end fixed connection of one end of steel sheet wall 12 and diaphragm 10, tension spring 8 can stimulate steel sheet wall 12 and the contact of ejector pin 9, break away from with ejector pin 9 when preventing steel sheet wall 12 slope, the equal fixedly connected with baffle 11 in both sides around the left end of baffle 15, two baffles 11 are connected with the contact of one side that two mounting panels 13 are relative respectively, baffle 11 can block up right angle breach 14, prevent that the experiment soil body from getting into in the right angle breach 14.

In the utility model, when in use, the experimental soil is filled in the baffle 15 and the steel plate wall 12, an external pressure testing device (not shown in the figure) is used for pressurizing, the experimental soil extrudes the baffle 15 and the steel plate wall 12 after pressurizing, the steel plate wall 12 drives the ejector rod 9 to move the transverse plate 10, the transverse plate 10 drives the T-shaped slide block 2 to extrude the spring 3, the spring 3 is contracted under stress to further enable the transverse plate 10 to extrude the measuring rod of the dial indicator 6, thereby the displacement of the retaining wall can be known by recording the value of the dial indicator, the bolt 5 is rotated by a wrench, the bolt 5 and the threaded hole interact extrudes the top block 4 to move the extrusion spring 3 to contract, the spring 3 contracts to change the supporting force to the steel plate wall 12, thereby different retaining wall tests can be simulated to measure the displacement, the test of technical personnel is convenient, after the measurement, the supporting rod 18 is drawn, then the baffle 15 is drawn out, so that the test soil body can be cleaned conveniently after the test is completed, the ejector rod 9 and the clamping grooves in different positions on the steel plate wall 12 are clamped before the test, the inclination angle of the steel plate wall 12 can be changed, and the compression resistance of the retaining walls with different inclination angles can be measured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The device for measuring the displacement distance of the retaining wall comprises a bottom plate (1) and a dial indicator (6) fixed on the upper end of the bottom plate (1), and is characterized in that the front side and the rear side of the upper end of the bottom plate (1) are vertically and fixedly connected with mounting plates (13), one opposite sides of the two mounting plates (13) are vertically provided with a plurality of right-angle notches (14), the two opposite right-angle notches (14) are internally and jointly clamped with a baffle (15), the left side of the upper end of the bottom plate (1) is provided with a T-shaped chute (7), the T-shaped chute (7) is internally connected with an adjusting mechanism, the bottom plate (1) is connected with a transverse plate (10) through the adjusting mechanism, the center of the upper end of the transverse plate (10) is rotatably connected with a steel plate wall (12) through a rotating shaft, the front side and the rear side of the steel, the utility model discloses a steel plate wall, including diaphragm (10), common fixedly connected with pull rod (16) between ejector pin (9), the upper end left side of diaphragm (10) is rotated through the pivot and is connected with two ejector pins (9), two a plurality of evenly distributed's draw-in grooves, one of them are seted up in the left side of steel plate wall (12) the one end joint of draw-in groove and ejector pin (9), percentage table (6) are connected with the left end contact of diaphragm (10).

2. A device for measuring the displacement distance of a retaining wall according to claim 1, characterized in that the adjusting mechanism comprises a T-shaped sliding block (2) which is slidably sleeved in a T-shaped sliding groove (7), the upper end of the T-shaped sliding block (2) is fixedly connected with the center of the lower end of a transverse plate (10), the left end of the bottom plate (1) is connected with a bolt (5) through a threaded hole and a thread, one end of the bolt (5) penetrates through the threaded hole and is rotatably connected with a top block (4) through a rolling bearing, the right end of the top block (4) is fixedly connected with a spring (3), and the right end of the spring (3) is fixedly connected with the left side of the T-shaped sliding block (2).

3. A device for measuring the displacement distance of a retaining wall according to claim 1, characterized in that a sleeve (17) is fixedly connected to the right center of the baffle (15), a support rod (18) is slidably sleeved in the sleeve (17), and one side of each of the two mounting plates (13) opposite to each other is slidably sleeved with the rod wall of the support rod (18) through a circular hole.

4. A device for measuring the displacement distance of a retaining wall according to claim 1, characterized in that the left side of the steel plate wall (12) is fixedly connected with a tension spring (8) which is obliquely arranged, and one end of the tension spring (8) far away from the steel plate wall (12) is fixedly connected with the upper end of the transverse plate (10).

5. A device for measuring a displacement distance of a retaining wall according to claim 1, characterized in that the left end of the baffle plate (15) is fixedly connected with partition plates (11) at the front and rear sides, and the two partition plates (11) are respectively in contact connection with the opposite sides of the two mounting plates (13).