CN213238814U

CN213238814U - Equipment for measuring depth of foundation pit

Info

Publication number: CN213238814U
Application number: CN202022422707.5U
Authority: CN
Inventors: 王基顺
Original assignee: Hainan Sanrun Survey And Design Co ltd
Current assignee: Hainan Sanrun Survey And Design Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-05-18
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses an equipment for foundation ditch degree of depth measurement, including moving platform, the last fixed cable case that is equipped with of moving platform, flexible arm left end upper side is equipped with the hawser gyro wheel, and the downside is equipped with surveys buret gyro wheel, the hawser incasement is equipped with hawser roll-up section of thick bamboo, winds on the hawser roll-up section of thick bamboo and is equipped with the hawser body, this tip of hawser is equipped with the weight, hawser case right side is equipped with surveys buret roll-up section of thick bamboo, survey buret body one end is equipped with pressure sensor, and pressure sensor links to each other with the weight, survey buret body is equipped with first pipeline and second pipeline side by side, follows survey buret body is equipped with the data line, data line one. Has the advantages that: the end part of the cable body is provided with a heavy hammer, and the measuring pipe body is conveyed to the bottom of the foundation pit, so that a measurer is prevented from entering the foundation pit to measure; the pressure sensor is arranged to be beneficial to collecting the liquid pressure of the measuring pipe body and measuring the depth of the foundation pit through the pressure.

Description

Equipment for measuring depth of foundation pit

Technical Field

The utility model relates to a foundation ditch measurement technical field specifically indicates a foundation ditch is equipment for depth measurement.

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. And measuring the elevation of the natural ground, measuring the elevation of the substrate after excavation, and taking the difference between the elevation and the base elevation as the excavation depth of the foundation pit. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, waterproof drainage work is performed, and a side slope can be placed for people who do not excavate deeply to stabilize the soil slope. The general foundation pit depth is the difference value of the elevation of the lowest part of the bottom surface of the foundation pit and the elevation of a measuring place, and is particularly important for the subsequent building construction if the excavation depth of the foundation pit meets the design requirement. The traditional foundation pit excavation depth measurement work needs to be finished by the way that workers go down to the bottom of a pit and two persons are matched up and down. The general excavated foundation pit is more than 6 meters, so that an operator can climb by the rope ladder to descend to the bottom of the pit. In order to ensure the safety of operators, at least two ground anchors meeting the requirements are required to be laid according to the standard specification of the installation rope ladder, the landform of the position of a common foundation pit is mostly sandy soil rock, the workload of laying the firm and reliable ground anchors is large, and the average estimated value is more than 3 people working continuously for more than 3 hours. Moreover, traditional measuring method must a celebrity to go down to the hole bottom along the rope ladder and cooperate, and operating personnel have certain eminence safety risk of falling when climbing the rope ladder from top to bottom. The prior art has emerged, for example: CN 201920958123.4A method for measuring the depth of a deep foundation pit and a pit bottom raising device, but some problems exist in the method, firstly, the method needs two persons to operate and cooperate with each other when a worker goes down to the bottom of the foundation pit, and the danger and labor intensity of the worker who goes down the foundation pit are high; secondly, its detection device all sets up in the foundation ditch bottom, because foundation ditch bottom pothole is uneven and muddy moisture very easily causes the damage to accurate circuit instrument in the detection device. Therefore, it is desired to develop an apparatus for measuring a depth of an excavation pit to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome above technical defect, provide a simple structure, the practicality is strong, at the bottom of intensity of labour, measurement accuracy is high, excellent in use effect's a foundation ditch depth of depth equipment for measurement.

In order to solve the technical problem, the utility model provides a technical scheme does: the device for measuring the depth of the foundation pit comprises a moving platform, wherein a cable box is fixedly arranged on the moving platform, a telescopic arm is connected to the left side of the cable box, a cable roller is arranged on the upper side of the left end of the telescopic arm, a measuring pipe roller is arranged on the lower side of the telescopic arm, a cable winding drum is arranged in the cable box, a speed reduction motor is arranged on the right side of the cable winding drum, a cable body is wound on the cable winding drum, the end part of the cable body is provided with a heavy hammer by bypassing the cable roller, a measuring pipe winding drum is arranged on the right side of the cable box, a measuring pipe body is wound on the measuring pipe winding drum, one end of the measuring pipe body is provided with a pressure sensor by bypassing the measuring pipe roller, the pressure sensor is connected with the heavy hammer, a first pipeline and a second pipeline are arranged in parallel on the measuring pipe body, the first pipeline is, data line one end is connected with the pressure sensor electricity, survey buret roll-up section of thick bamboo right side is equipped with the control box, the control box right side is equipped with the liquid pump, the liquid pump right side is equipped with the balancing weight.

Furthermore, the mobile platform is arranged on the foundation pit, and supporting wheels are arranged at four corners of the bottom of the mobile platform.

Furthermore, the output end of the speed reducing motor is connected with the cable winding drum through a belt, and the speed reducing motor rotates to drive the cable winding drum to wind and unwind the cable body.

Furthermore, a hand crank for winding is arranged on one side of the measuring tube winding drum.

Further, be equipped with the controller in the operation box, survey buret body other end and stretch into in the operation box, first pipeline with the liquid charge pump links to each other, the second tube coupling is equipped with exhaust funnel.

Further, the pressure sensor is used for measuring the pressure of the bottom end of the measuring pipe body, and the pressure sensor is connected with the controller through a data line.

Furthermore, annotate the liquid pump export and be equipped with first control valve, exhaust funnel below is equipped with the second control valve.

Furthermore, the horizontal position of the exhaust funnel is higher than that of the measuring pipe winding drum and the measuring pipe roller.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses foundation pit depth measuring equipment is equipped with the hawser roll-up section of thick bamboo and is favorable to the roll-up hawser body, and this end of body of hawser is equipped with the weight because will survey buret body and send to the foundation pit bottom, avoids surveying personnel to go deep into the foundation pit internal measurement; be equipped with flexible arm and be favorable to making the hawser bypass the slope section of foundation ditch, directly prevent the measuring pipe from to the foundation ditch bottom, survey the buret body and set up to double-barrelled side by side and be favorable to being full of test liquid with the buret inside, set up pressure sensor and be favorable to collecting the fluid pressure who surveys the buret body and measure the foundation ditch degree of depth through pressure.

Drawings

Fig. 1 is the utility model relates to a foundation ditch is structural schematic of equipment for depth measurement.

Fig. 2 is the utility model relates to a structural schematic diagram of equipment for measuring foundation ditch depth during use.

Fig. 3 is the utility model relates to a foundation ditch depth measurement surveys buret body mechanism schematic diagram with equipment.

As shown in the figure: 1. moving platform, 2, cable case, 3, flexible arm, 4, hawser gyro wheel, 5, survey buret gyro wheel, 6, hawser roll-up section of thick bamboo, 7, gear motor, 8, hawser body, 9, the weight, 10, survey buret roll-up section of thick bamboo, 11, survey buret body, 12, pressure sensor, 13, first pipeline, 14, second pipeline, 15, data line, 16, control box, 17, the liquid charge pump, 18, the balancing weight, 19, the foundation ditch, 20, the supporting wheel, 21, hand handle, 22, the controller, 23, exhaust funnel, 24, first control valve, 25, second control valve.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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. 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 otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

A19 depth measuring device for a foundation pit comprises a moving platform 1, wherein a cable box 2 is fixedly arranged on the moving platform 1, a telescopic arm 3 is connected to the left side of the cable box 2, a cable roller 4 is arranged on the upper side of the left end of the telescopic arm 3, a measuring pipe roller 5 is arranged on the lower side of the telescopic arm, a cable winding drum 6 is arranged in the cable box 2, a speed reducing motor 7 is arranged on the right side of the cable winding drum 6, a cable body 8 is wound on the cable winding drum 6, the end part of the cable body 8 bypasses the cable roller 4 to be provided with a heavy hammer 9, a measuring pipe winding drum 10 is arranged on the right side of the cable box 2, a measuring pipe body 11 is wound on the measuring pipe winding drum 10, one end of the measuring pipe body 11 bypasses the measuring pipe roller 5 to be provided with a pressure sensor 12, the pressure sensor 12 is connected with the heavy hammer 9, and the measuring, first pipeline 13 is linked together in pressure sensor 12 one end with second pipeline 14, follows survey buret body 11 and is equipped with

data line

15, 15 one end of data line are connected with pressure sensor 12 electricity, survey buret roll-up section of thick bamboo 10 right side and be equipped with control box 16, the control box 16 right side is equipped with infusion pump 17, infusion pump 17 right side is equipped with balancing weight 18.

The mobile platform 1 is arranged on a foundation pit 19, and supporting wheels 20 are arranged at four corners of the bottom of the mobile platform 1.

The output end of the speed reducing motor 7 is connected with the cable winding drum 6 through a belt, and the speed reducing motor 7 rotates to drive the cable winding drum 6 to wind and unwind the cable body 8. A hand crank 21 for winding is arranged on one side of the measuring tube winding drum 10.

The inside of the operation box 16 is provided with a controller 22, the other end of the measuring pipe body 11 extends into the operation box 16, the first pipeline 13 is connected with the liquid injection pump 17, and the second pipeline 14 is connected with an exhaust funnel 23. The pressure sensor 12 is used for measuring the pressure at the bottom end of the measuring tube body 11, and the pressure sensor 12 is connected with the controller 22 through a data line 15. A first control valve 24 is arranged at the outlet of the liquid injection pump 17, and a second control valve 25 is arranged below the exhaust funnel 23. The horizontal position of the exhaust funnel 23 is higher than the measuring tube winding drum 10 and the measuring tube roller 5.

Example (b): as can be seen from the above general situation, the measurement device is placed beside the foundation pit 19, the telescopic arm 3 is opened, the measurement pipe body 11 can be driven to extend out by the related staff when the cable body 8 is paid off, the pressure sensor 12 and a part of the measurement pipe body 11 are sent to the measurement position at the bottom of the foundation pit 19 under the action of the weight 9, at this time, the cable paying off can be stopped, the staff injects the test liquid into the first pipeline 13 through the liquid injection pump 17, water can be selected as the test liquid, the first pipeline 13 is communicated with the second pipeline 14 at the pressure sensor 12, at this time, the first control valve 24 and the second control valve 25 are both opened, the air in the pipelines is discharged by the air discharge funnel 23 until the test liquid fills the first pipeline 13 and the second pipeline 14, the first control valve 24 is closed when the test liquid fills the air discharge funnel 23, the second control valve 25 is kept open, at this time, the controller 22 reads the pressure value measured by the pressure sensor 12, according to the relation of the inside pressure of liquid and degree of depth, p is rho gh, and rho is test liquid density, and g is the acceleration of gravity constant (also be the ratio of gravity and quality), and h is the 19 degree of depth of foundation ditch promptly, so can be under the condition of 19 bottoms of foundation ditch of need not measuring the degree of depth 19 fast, after finishing measuring, 6 roll-ups hawser bodies 8 of control hawser roll-up section of thick bamboo, the staff uses hand crank 21 will survey 11 roll-ups of buret body and finish and can become to measure.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides an equipment for foundation ditch depth measurement, includes moving platform (1), its characterized in that: the movable platform is characterized in that a cable box (2) is fixedly arranged on the movable platform (1), a telescopic arm (3) is connected to the left side of the cable box (2), a cable roller (4) is arranged on the upper side of the left end of the telescopic arm (3), a measuring pipe roller (5) is arranged on the lower side of the telescopic arm, a cable winding drum (6) is arranged in the cable box (2), a speed reducing motor (7) is arranged on the right side of the cable winding drum (6), a cable body (8) is wound on the cable winding drum (6), a heavy hammer (9) is arranged at the end part of the cable body (8) by winding the cable roller (4), a measuring pipe winding drum (10) is arranged on the right side of the cable box (2), a measuring pipe body (11) is wound on the measuring pipe winding drum (10), a pressure sensor (12) is arranged at one end of the measuring pipe body (11) by winding the measuring pipe roller, survey buret body (11) and be equipped with first pipeline (13) and second pipeline (14) side by side, first pipeline (13) and second pipeline (14) are linked together in pressure sensor (12) one end, follow survey buret body (11) and are equipped with data line (15), data line (15) one end is connected with pressure sensor (12) electricity, survey buret roll-up section of thick bamboo (10) right side and be equipped with control box (16), control box (16) right side is equipped with infusion pump (17), infusion pump (17) right side is equipped with balancing weight (18).

2. The apparatus for measuring a depth of a foundation pit according to claim 1, wherein: the movable platform (1) is arranged on a foundation pit (19), and supporting wheels (20) are arranged at four corners of the bottom of the movable platform (1).

3. The apparatus for measuring a depth of a foundation pit according to claim 1, wherein: the output end of the speed reducing motor (7) is connected with the cable winding drum (6) through a belt, and the speed reducing motor (7) rotates to drive the cable winding drum (6) to wind and unwind the cable body (8).

4. The apparatus for measuring a depth of a foundation pit according to claim 3, wherein: and a hand crank (21) for winding is arranged on one side of the measuring pipe winding drum (10).

5. The apparatus for measuring a depth of a foundation pit according to claim 1, wherein: be equipped with controller (22) in operation box (16), survey buret body (11) other end and stretch into in operation box (16), first pipeline (13) with infusion pump (17) link to each other, second pipeline (14) are connected and are equipped with exhaust funnel (23).

6. The apparatus for measuring a depth of a foundation pit according to claim 5, wherein: the pressure sensor (12) is used for measuring the pressure at the bottom end of the measuring pipe body (11), and the pressure sensor (12) is connected with the controller (22) through a data line (15).

7. The apparatus for measuring a depth of a foundation pit according to claim 6, wherein: and a first control valve (24) is arranged at the outlet of the liquid injection pump (17), and a second control valve (25) is arranged below the exhaust funnel (23).

8. The apparatus for measuring a depth of a foundation pit according to claim 7, wherein: the horizontal position of the exhaust funnel (23) is higher than the measuring pipe winding drum (10) and the measuring pipe roller (5).