A soil surface height measuring device for earth backfilling

Abstract

The present application relates to the field of earthwork backfilling construction, and discloses a soil surface height measuring device for earthwork backfilling, which comprises a support assembly, a mounting frame arranged on the support assembly, and a plurality of measuring devices arranged on the mounting frame, wherein the mounting frame comprises a frame body and a plurality of connecting rods arranged on the frame body, wherein the plurality of connecting rods are arranged in parallel in a horizontal direction, and the measuring devices are slidably arranged on the connecting rods, and the measuring devices slide along the length direction of the connecting rods. The present application has the effect of conveniently measuring the soil surface height of backfilled earthwork.

Description

Technical Field

[0001] The present application relates to the field of earth backfilling construction, and in particular to a soil surface height measuring device for earth backfilling. Background Art

[0002] Backfill is the backfilling of construction projects, which mainly includes foundation backfilling, foundation pit (trench) or pipe trench backfilling, indoor floor backfilling, outdoor site backfilling and leveling, etc.

[0003] In earth and stone backfill projects, backfilling is generally carried out in layers. The soil surface height (i.e. flatness) needs to be measured for each backfill layer. The height of the soil surface after backfilling needs to be controlled within the specified range before the next layer can be filled.

[0004] In the process of implementing this application, the inventors found that there are at least the following problems in this technology: currently, the measurement of soil surface height is to randomly select several points on the soil surface and measure at each selected point using a level. It is rather troublesome to measure data using the above method, resulting in low measurement efficiency. Summary of the invention

[0005] In order to facilitate the measurement of the soil surface height of backfill earth, the present application provides a soil surface height measuring device for backfill earth.

[0006] The soil surface height measuring device for backfilling provided in this application adopts the following technical solution:

[0007] A soil surface height measuring device for backfilling includes a support assembly, a mounting frame arranged on the support assembly and a plurality of measuring instruments arranged on the mounting frame, wherein the mounting frame includes a frame body and a plurality of connecting rods arranged on the frame body, the plurality of connecting rods are arranged in parallel in a horizontal direction, the measuring instruments are slidably arranged on the connecting rods, and the measuring instruments slide along the length direction of the connecting rods.

[0008] By adopting the above technical solution, an installation frame is set in the backfill area, the installation frame is supported by the support assembly, and the installation frame is adjusted to a horizontal state, and then a connecting rod is set on the frame body, and then the measuring instrument is adjusted into position according to the position of the measuring point, and the measuring point is measured by the measuring instrument, and the distance between each measuring point and the connecting rod is measured. Finally, the soil surface height is calculated, and all measuring points are measured at one time, which improves the measurement efficiency. At the same time, multi-point synchronous measurement also helps to improve the measurement accuracy.

[0009] Optionally, at least three support assemblies are provided, and the support assemblies include a base arranged on the ground, a positioning sleeve vertically arranged on the base, and a support rod slidably arranged inside the positioning sleeve, and the support rod slides in a vertical direction.

[0010] By adopting the above technical solution, the installation frame is supported by a support rod slidably arranged inside the positioning sleeve, and the height of the support point can be adjusted by sliding cooperation between the support rod and the positioning sleeve, so that the installation frame can remain horizontal even on an uneven ground, thereby improving the convenience and accuracy of measurement.

[0011] Optionally, a rack is provided on the support rod in the vertical direction, a connecting groove is provided on the side wall of the positioning sleeve, a gear is rotatably provided in the connecting groove, the gear is meshed with the rack, a motor for driving the gear to rotate is fixedly provided on the positioning sleeve, a positioning bolt is threadedly connected to the positioning sleeve, and the positioning bolt passes through the positioning sleeve and contacts the support rod.

[0012] By adopting the above technical solution, when the height of the support rod needs to be adjusted, the positioning bolt is loosened, and the rack is made to slide up and down by rotating the gear to adjust the height of the support rod. The adjustment process can be completed by tightening the positioning bolt.

[0013] Optionally, the frame body includes a plurality of frame rods connected end to end to form a closed square, and a connecting sleeve is provided at one end of two frame rods close to each other, and the end of the frame rod is plugged into the connecting sleeve, and a connecting bolt is provided on the connecting sleeve, and the connecting bolt passes through the connecting sleeve and is threadedly connected to the frame rod. The connecting sleeve near the top of the support rod is L-shaped and fixedly connected to the support rod.

[0014] By adopting the above technical solution, the frame body is connected by frame rods, so that the size of the frame body can be adjusted to adapt to measurement occasions of different areas. At the same time, the assembled structure can facilitate the transportation and storage of the frame body, further facilitating the measurement work.

[0015] Optionally, a plurality of supporting seats are provided in the inner circle of the frame body, the openings of the supporting seats are facing upward, the two ends of the connecting rod are overlapped inside the supporting seats, elastic sheets are provided on the side walls of the supporting seats, and arc grooves are provided on the side walls of the connecting rod, and the arc grooves are in contact with the elastic sheets.

[0016] By adopting the above technical solution, the two ends of the connecting rod are supported by the supporting seat, which can facilitate the installation and disassembly of the connecting rod. At the same time, an elastic sheet is arranged on the side wall of the supporting seat, and the elastic sheet is used to contact the connecting rod to limit the connecting rod, thereby reducing the possibility of the connecting rod detaching from the supporting seat and making the connecting rod work more stably.

[0017] Optionally, the connecting rod comprises a plurality of spliced ​​rods connected end to end, a connecting stud is provided between two adjacent spliced ​​rods, and ends of the two spliced ​​rods close to each other are both threadedly connected to the connecting stud.

[0018] By adopting the above technical solution, a plurality of splicing rods connected end to end are connected to form a connecting rod, so that the connecting rod can be assembled into a corresponding length according to usage requirements, and the disassembly and installation of the connecting rod are convenient.

[0019] Optionally, a connecting ring is provided on the sliding sleeve of the connecting rod, and the connecting ring includes an upper ring body and a lower ring body, a gap is left between the upper ring body and the lower ring body, and the upper ring body and the lower ring body are connected by a locking bolt. When the locking bolt is tightened, the connecting ring is in tight contact with the connecting rod, and a mounting plate is fixedly arranged under the connecting ring, and the measuring device is arranged at the bottom of the mounting plate.

[0020] By adopting the above technical solution, using the upper ring body and the lower ring body with clearance fit, when the locking bolt is tightened, the upper ring body and the lower ring body approach each other and hold the connecting rod tightly, thereby realizing the positioning of the connecting ring; when the locking bolt is loosened, the gap between the upper ring body and the lower ring body increases, allowing the connecting ring to slide along the length direction of the connecting rod, thereby facilitating the adjustment of the position of the measuring device.

[0021] Optionally, the measuring device is a displacement sensor, and a controller is also provided on the mounting frame. The motor is electrically connected to the controller, and the measuring device is electrically connected to the controller.

[0022] By adopting the above technical solution, the controller is used to control the motor to adjust the posture of the entire installation frame until the installation frame is in a horizontal state before measurement, and then the displacement sensor is used to measure the distance between the backfill soil surface and the connecting rod. At the same time, the controller is used to receive the measurement data of the displacement sensor, analyze and calculate, and finally obtain the data.

[0023] Optionally, a plurality of spirit levels are provided on the mounting frame.

[0024] By adopting the above technical solution, a level meter is used to provide a reference for adjusting the height of the support rod, so that the installation frame can be easily adjusted to a horizontal state.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. Set up an installation frame in the backfill area, support the installation frame with a support assembly, and adjust the installation frame to a horizontal state. Then set a connecting rod on the frame body, and then adjust the measuring instrument to position according to the position of the measuring point. Use the measuring instrument to measure the measuring point, measure the distance between each measuring point and the connecting rod, and finally calculate the soil surface height. Measuring all measuring points at one time improves measurement efficiency. At the same time, multi-point synchronous measurement also helps to improve measurement accuracy;

[0027] 2. The frame body is connected by frame rods, so that the size of the frame body can be randomly adjusted to adapt to measurement occasions of different areas. At the same time, the assembled structure can facilitate the transportation and storage of the frame body, further facilitating the measurement work;

[0028] 3. Before measurement, use the controller to control the motor to adjust the posture of the entire installation frame until the installation frame is in a horizontal state, and then use the displacement sensor to measure the distance between the backfill soil surface and the connecting rod. At the same time, use the controller to receive the measurement data of the displacement sensor, analyze and calculate, and finally obtain the data. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0030] Figure 2 It is a schematic diagram of the support component structure in the embodiment of the present application.

[0031] Figure 3 It is a schematic diagram of the installation frame structure in the embodiment of the present application.

[0032] Figure 4 yes Figure 3 Enlarged view of point A in the middle.

[0033] Figure 5 It is an exploded view of the connecting rod structure in the embodiment of the present application.

[0034] Figure 6 yes Figure 3 Enlarged view of point B in the middle.

[0035] Description of reference numerals:

[0036] 1. Support assembly; 11. Base; 12. Positioning sleeve; 121. Gear; 122. Motor; 123. Connecting groove; 124. Positioning bolt; 13. Support rod; 131. Rack; 2. Mounting frame; 21. Frame body; 211. Frame rod; 212. Connecting sleeve; 213. Connecting bolt; 22. Connecting rod; 221. Arc groove; 222. Splicing rod; 223. Connecting stud; 23. Support seat; 231. Elastic sheet; 3. Measuring device; 41. Connecting ring; 411. Upper ring body; 412. Lower ring body; 413. Locking bolt; 414. Mounting plate; 51. Controller; 61. Level. DETAILED DESCRIPTION

[0037] The following is combined with Figure 1-6 This application is described in further detail.

[0038] The present application embodiment discloses a soil surface height measuring device for earth backfilling. Figure 1A soil surface height measuring device for backfilling includes a support assembly 1, a mounting frame 2 and a measuring device 3. The support assembly 1 is arranged on the ground, and there are four support assemblies 1. The mounting frame 2 is horizontally arranged on the support assembly 1. There are several measuring devices 3 evenly distributed on the mounting frame 2. This embodiment takes five measuring devices as an example. The mounting frame 2 is supported by the support assembly 1, and the distance between the ground and the mounting frame 2 is measured by the measuring device 3 arranged on the mounting frame 2. The soil surface height is obtained after calculating the data.

[0039] Reference Figure 2 Each support assembly 1 includes a base 11, a positioning sleeve 12 and a support rod 13. The base 11 is horizontally arranged on the ground, the positioning sleeve 12 is vertically arranged on the base 11, and the bottom end of the positioning sleeve 12 is fixedly connected to the base 11. The positioning sleeve 12 is a square sleeve, and the support rod 13 is a square rod. The support rod 13 is slidably arranged inside the positioning sleeve 12, which can limit the sliding of the support rod 13.

[0040] Reference Figure 2 A rack 131 is integrally formed on one side of the support rod 13, a connecting groove 123 is opened on the positioning sleeve 12 near the gear 121, a gear 121 is rotatably arranged inside the connecting groove 123, the gear 121 is meshed with the rack 131, a motor 122 is arranged on one side of the gear 121, the motor 122 is fixedly connected to the positioning sleeve 12, the driving shaft of the motor 122 is coaxially fixedly connected to the gear 121, and the motor 122 has a self-locking function.

[0041] Reference Figure 2 The motor 122 drives the gear 121 to rotate, and the gear 121 rotates to drive the rack 131 to slide, so that the support rod 13 slides up and down, and when the motor 122 stops rotating, the support rod 13 is locked. In order to position the support rod 13 with adjusted height, a positioning bolt 124 is threadedly connected to the positioning sleeve 12. The positioning bolt 124 is close to the top position of the positioning sleeve 12, and the positioning bolt 124 passes through the positioning sleeve 12 and contacts the support rod 13.

[0042] Reference Figure 3 The mounting frame 2 includes a frame body 21 and a connecting rod 22. The frame body 21 is arranged in a square shape. The frame body 21 includes a plurality of frame rods 211 connected end to end. A connecting sleeve 212 is provided at one end where two adjacent frame rods 211 are close to each other. The end of the frame rod 211 is plugged into the connecting sleeve 212. Two connecting bolts 213 are threadedly connected to each connecting sleeve 212. A single connecting bolt 213 passes through the connecting sleeve 212 and is threadedly connected to a single frame rod 211.

[0043] Reference Figure 2 and Figure 3The connecting sleeve 212 near the top of the support rod 13 is set in an L shape, so that the two frame rods 211 near the top of the support rod 13 are perpendicular to each other, which is convenient for forming a square frame body 21, and the connecting sleeve 212 set in an L shape is fixedly connected to the support rod 13.

[0044] Reference Figure 3 and Figure 4 A plurality of level gauges 61 are also provided on the mounting frame 2 . In this embodiment, four level gauges are used as an example. The level gauges 61 are fixedly connected to the frame rods 211 , so as to be conveniently used as a reference when adjusting the position of the mounting frame 2 .

[0045] Reference Figure 3 and Figure 4 A plurality of connecting rods 22 are arranged in parallel in the horizontal direction, and three are taken as an example in this embodiment. A plurality of supporting seats 23 are arranged equidistantly in the circumferential direction of the inner circle of the frame body 21, and the opening of the supporting seat 23 faces upward. The supporting seat 23 is fixedly connected to one side of the frame rod 211, and the two ends of the connecting rod 22 are overlapped inside the supporting seat 23.

[0046] Reference Figure 3 and Figure 4 In order to reduce the possibility of the connecting rod 22 detaching from the supporting seat 23, elastic sheets 231 are fixedly connected to the two vertical inner walls inside the supporting seat 23, and an arc groove 221 is provided on the side wall of the connecting rod 22 close to the elastic sheet 231. The side wall of the arc groove 221 contacts the elastic sheet 231, thereby limiting the connecting rod 22.

[0047] Reference Figure 3 and Figure 5 Each connecting rod 22 is formed by connecting a plurality of splicing rods 222 end to end, a connecting stud 223 is provided between two splicing rods 222, and the ends of the two splicing rods 222 close to each other are threadedly connected to the connecting stud 223, and the two splicing rods 222 are in conflict with each other.

[0048] Reference Figure 3 and Figure 6 A connecting ring 41 is slidably sleeved on the connecting rod 22. The connecting ring 41 includes an upper ring body 411 and a lower ring body 412. A gap is left between the upper ring body 411 and the lower ring body 412. Two locking bolts 413 are threadedly connected to the upper ring body 411. Each locking bolt 413 passes through the upper ring body 411 and is threadedly connected to the lower ring body 412. A mounting plate 414 is fixedly connected below the lower ring body 412. The measuring device 3 is a displacement sensor. The measuring device 3 is fixedly arranged at the bottom of the mounting plate 414. The measuring rod of the displacement sensor moves in the vertical direction.

[0049] Reference Figure 5 and Figure 6When the locking bolt 413 is tightened, the gap between the upper ring body 411 and the lower ring body 412 is reduced, so that the connecting ring 41 is in close contact with the connecting rod 22, thereby achieving the positioning of the connecting ring 41. When the locking bolt 413 is loosened, the gap between the upper ring body 411 and the lower ring body 412 can be increased, which facilitates the sliding of the connecting ring 41. The connecting stud 223 is used to connect two adjacent splicing rods 222, so that there is no protrusion in the transition between the two splicing rods 222, so that the sliding of the connecting ring 41 is more convenient.

[0050] Reference Figure 2 , Figure 3 and Figure 4 , a controller 51 is also provided on the mounting frame 2, and the controller 51 is connected to the frame rod 211 by bolts. The level 61 is electrically connected to the controller 51, the motor 122 is electrically connected to the controller 51, and the measuring device 3 is electrically connected to the controller 51. After the entire height measuring device is installed, the level 61 is used to detect whether the current mounting frame 2 is in a balanced state, and the height of a certain support rod 13 can be adjusted by controlling the motor 122, and then the measuring device 3 is used to measure, and the measurement data is calculated.

[0051] The implementation principle of the soil surface height measuring device for backfilling in the embodiment of the present application is: using the spliced ​​installation frame 2 and connecting rods 22, it can be assembled according to the measurement area on site, and it is convenient to transport and store it. After the installation frame 2 is installed on site, the level meter 61 is used to detect the state of the installation frame 2, and the data is transmitted to the controller 51. The controller 51 controls the corresponding motor 122 to work, adjusts the height of the support rod 13, so that the installation frame 2 is in a horizontal state, and then adjusts the position of the measuring device 3. The controller 51 is used to control the measuring device 3 to work simultaneously, and the data of all measurement points are measured at one time, and the data is calculated, thereby completing the measurement process.

[0052] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A soil surface height measuring device for backfilling, Features: The invention comprises a support assembly (1), a mounting frame (2) arranged on the support assembly (1), and a plurality of measuring devices (3) arranged on the mounting frame (2); the mounting frame (2) comprises a frame body (21) and a plurality of connecting rods (22) arranged on the frame body (21); the plurality of connecting rods (22) are arranged in parallel in a horizontal direction; the measuring devices (3) are slidably arranged on the connecting rods (22); the measuring devices (3) slide along the length direction of the connecting rods (22); the support assembly (1) is provided with at least three, the support assembly (1) comprises a base (11) arranged on the ground, a positioning sleeve (12) vertically arranged on the base (11), and a support rod (13) slidably arranged inside the positioning sleeve (12); the support rod (13) slides in a vertical direction; the frame body (21) comprises a plurality of frame rods (211) connected end to end to form a closed square; two of the frame rods (211) are connected end to end to form a closed square; A connecting sleeve (212) is provided at one end of the frame rod (211) close to each other, the end of the frame rod (211) is plugged into the connecting sleeve (212), a connecting bolt (213) is provided on the connecting sleeve (212), the connecting bolt (213) passes through the connecting sleeve (212) and is threadedly connected to the frame rod (211), the connecting sleeve (212) close to the top end of the support rod (13) is L-shaped and is connected to the frame rod (211). The support rod (13) is fixedly connected, and a plurality of supporting seats (23) are arranged on the inner circumference of the frame body (21), the opening of the supporting seat (23) faces upward, and the two ends of the connecting rod (22) are overlapped inside the supporting seat (23), and an elastic sheet (231) is arranged on the side wall of the supporting seat (23), and an arc groove (221) is arranged on the side wall of the connecting rod (22), and the arc groove (221) is in contact with the elastic sheet (231).

2. A soil surface height measuring device for backfilling according to claim 1, Features: A rack (131) is arranged on the support rod (13) in the vertical direction, a connecting groove (123) is arranged on the side wall of the positioning sleeve (12), a gear (121) is rotatably arranged in the connecting groove (123), the gear (121) is meshed with the rack (131), a motor (122) is fixedly arranged on the positioning sleeve (12) for driving the gear (121) to rotate, a positioning bolt (124) is threadedly connected to the positioning sleeve (12), and the positioning bolt (124) passes through the positioning sleeve (12) and contacts the support rod (13).

3. A soil surface height measuring device for backfilling according to claim 1, Features: The connecting rod (22) comprises a plurality of splicing rods (222) connected end to end, a connecting stud (223) is provided between two adjacent splicing rods (222), and the ends of the two splicing rods (222) close to each other are both threadedly connected to the connecting stud (223).

4. A soil surface height measuring device for backfilling according to claim 1, Features: A connecting ring (41) is provided on the sliding sleeve of the connecting rod (22), and the connecting ring (41) includes an upper ring body (411) and a lower ring body (412). A gap is left between the upper ring body (411) and the lower ring body (412). The upper ring body (411) and the lower ring body (412) are connected by a locking bolt (413). When the locking bolt (413) is tightened, the connecting ring (41) is in tight contact with the connecting rod (22). A mounting plate (414) is fixedly provided below the connecting ring (41), and the measuring device (3) is arranged at the bottom of the mounting plate (414).

5. A soil surface height measuring device for backfilling according to claim 2, Features: The measuring device (3) is a displacement sensor. A controller (51) is also provided on the mounting frame (2). The motor (122) is electrically connected to the controller (51), and the measuring device (3) is electrically connected to the controller (51).

6. A soil surface height measuring device for backfilling according to claim 1, Features: A plurality of level gauges (61) are arranged on the installation frame (2).

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