CN115342777B

CN115342777B - Detection device

Info

Publication number: CN115342777B
Application number: CN202211112127.3A
Authority: CN
Inventors: 胡丽娟
Original assignee: ZHEJIANG FINANCIAL COLLEGE
Current assignee: ZHEJIANG FINANCIAL COLLEGE
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-06-16
Anticipated expiration: 2042-09-13
Also published as: CN115342777A

Abstract

The invention discloses a detection device which comprises an adjusting mechanism, an indium steel rule and a stabilizing mechanism, wherein the adjusting mechanism is used for being connected with a settlement observation point, the indium steel rule is connected with the adjusting mechanism, the stabilizing mechanism is connected with the adjusting mechanism and used for stabilizing the indium steel rule, the adjusting mechanism comprises a stand column arranged at the settlement observation point, a rotating wheel connected in the stand column in a rotating mode, and a flexible rope connected with the rotating wheel in a winding mode, and one end, far away from the rotating wheel, of the flexible rope is connected with the center of the top of the indium steel rule. The settlement measuring method has the effects of reducing measuring difficulty of operators and improving settlement measuring efficiency and accuracy.

Description

Detection device

Technical Field

The present application relates to the field of elevation measurement and detection, and in particular, to a detection apparatus.

Background

In order to know the settlement and the settlement change trend of the foundation in time, a lot of projects need to carry out settlement measurement before construction so as to better accumulate empirical data and calculate the foundation deformation parameters in a reverse way, thereby providing basis for future design and construction. In many projects, only the settlement of the foundation surface layer is measured, and common measuring methods can be divided into geometric leveling observation, static leveling observation, motionless rod method observation and the like.

In the geometric leveling method, a temporary reference point and a settlement observation point to be observed on a foundation are required to be established, the elevation value of the temporary reference point is known, a leveling rod is erected at the temporary reference point, and a reading on the leveling rod is read by using a leveling instrument and is counted as a first reading. And then erecting a leveling rod at the settlement observation point, rotating a lens of the leveling instrument, reading a reading of the leveling rod at the settlement observation point, and counting a second reading, wherein the sum of the elevation value of the temporary reference point and the first reading is known to be equal to the sum of the elevation value of the settlement observation point and the second reading because the elevation value of the leveling instrument is unchanged, so that the elevation value of the settlement observation point can be known.

However, when the foundation is actually subjected to settlement measurement, a plurality of settlement observation points are arranged, at this time, a measurer is required to erect the leveling rod at the observation points one by one, the leveling rod is kept to be vertical and stable, and the experience of the operator is compared and tested in the process of adjusting the leveling rod to be vertical.

Disclosure of Invention

In order to be convenient for personnel keep indium steel ruler to be vertical, this application provides a detection device.

The application provides a detection device, adopts following technical scheme:

the utility model provides a detection device, includes the guiding mechanism that is used for being connected with subsidence observation point, connects in guiding mechanism's indium steel chi, connects in guiding mechanism and be used for carrying out stable stabilizing mean to indium steel chi, guiding mechanism is including arranging in subsidence observation point department stand, rotating the runner of connecting in the stand, the flexible rope of wire-wound joint in the runner, the one end that the runner was kept away from to flexible rope is connected in the center at indium steel chi top.

Optionally, the stabilizing mechanism includes clamping component clamped in the indium steel rule, and self-adaptation subassembly for making clamping component follow indium steel rule angle adjustment, self-adaptation subassembly is used for making clamping component follow indium steel rule angle adjustment or fixed clamping component keep static.

Optionally, the clamping component includes two grip blocks that set up relatively, two the grip block presss from both sides tightly in indium steel ruler, the self-adaptation subassembly includes the electro-magnet, connects in the ball cell body of electro-magnet, roll connection in the spheroid in the ball cell body, electro-magnet, ball cell body, spheroid and grip block one-to-one, spheroid fixed connection in the grip block just can be attracted by the ball cell body that has magnetism.

Optionally, the clamping plates are magnets, and the two clamping plates are respectively magnetically attracted to opposite side walls of the indium steel ruler.

Optionally, the device further comprises a fine adjustment mechanism, wherein the fine adjustment mechanism comprises a fine adjustment rod which is rotationally connected to the upright post around a vertical axis and a driving piece which drives the fine adjustment rod to rotate around the vertical axis, and the two electromagnets are both connected to the fine adjustment rod.

Optionally, the device further comprises a vertical adjusting mechanism, wherein the vertical adjusting mechanism comprises an adjusting block which is connected with the upright post in a sliding manner along the vertical direction, and an elastic piece which is connected between the adjusting block and the upright post, and the fine adjusting mechanism is connected with the adjusting block.

Optionally, the runner is connected with a lifting worm gear component, and the lifting worm gear component drives the runner to rotate so as to enable the indium steel ruler to lift.

Optionally, the connecting hole that is used for wearing to establish subsidence observation point has been seted up to the bottom of stand, be provided with a plurality of cards that set up and sliding connection in the stand along the connecting hole in the stand, be provided with the spring between card and the stand, one side that the spring was kept away from to the card is provided with the chamfer that inclines towards the bottom.

Optionally, one end of the indium steel ruler, which is far away from the flexible rope, is provided with a balancing weight.

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

the method comprises the following steps: by utilizing the adjusting structure, the flexible rope can keep the indium steel ruler vertical under the action of gravity, and the indium steel ruler can be kept vertical without swinging at will by combining with the stabilizing mechanism, so that the subsequent level gauge is convenient to read, the operation difficulty of operators can be reduced, and the indium steel ruler can be more convenient to measure a plurality of sedimentation observation points when moving, and meanwhile, the accuracy and the efficiency of measurement can be improved;

and two,: utilize clamping assembly and self-adaptation subassembly, make two splint can keep the clamp condition to the indium steel ruler, rely on the rotation degree of freedom of spheroid in the ball cell body simultaneously, then at the indium steel ruler relies on its self gravity to keep vertical in-process, splint and spheroid can follow the transformation angle, and when the indium steel ruler is static to be vertical after, with the electro-magnet circular telegram, make the electro-magnet have magnetism to magnetize the ball cell body, make the ball cell body hold the spheroid and keep stable, thereby indirectly keep the stability and the being vertical of indium steel ruler.

And thirdly,: the angle of the indium steel ruler can be adjusted by utilizing the fine adjustment mechanism according to the position relation between the indium steel ruler and the level gauge and according to the illumination problem in the actual condition process, so that the level gauge can better read, and the problem that the scale mark on the indium steel ruler is poor in brightness and cannot be accurately read due to the illumination problem is avoided;

fourth, it is: the vertical adjusting mechanism is utilized to change the height of the indium steel ruler in the process of adjusting the indium steel ruler, so that the height adjustment is convenient to correspondingly carry out according to sedimentation observation points at different positions, and meanwhile, the leveling instrument is convenient to read;

fifth, it is: utilize connecting hole and card in stand bottom, can make the stand place in subsidence observation point department steadily to play better stable effect, can make operating personnel release more operating space.

Drawings

Fig. 1 is a schematic structural diagram of a detection device according to an embodiment of the present application.

Fig. 2 is a partial cross-sectional view of a detection device disclosed in an embodiment of the present application, which is mainly used for displaying an adjusting mechanism.

Fig. 3 is a partial view of a detection device disclosed in an embodiment of the present application, which is mainly used for showing a stabilizing mechanism.

Fig. 4 is an enlarged view of the section I of fig. 3.

Fig. 5 is a partial view of a detection device disclosed in an embodiment of the present application, which is mainly used for showing a connection hole.

Reference numerals illustrate: 1. an indium steel ruler; 2. an adjusting mechanism; 21. a column; 22. a rotating wheel; 23. a flexible rope; 3. a stabilizing mechanism; 311. a clamping plate; 4. balancing weight; 321. an electromagnet; 322. a ball groove body; 323. a sphere; 51. an adjusting block; 511. a relief groove; 52. an elastic member; 53. an adjustment tank; 61. a fine tuning rod; 62. a driving member; 63. a limiting plate; 631. an arc-shaped groove; 64. a limit rod; 7. lifting worm gear components; 8. a connection hole; 9. a card; 10. a spring; 11. and (5) chamfering obliquely.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a detection device.

Referring to fig. 1, a detecting device includes an adjusting mechanism 2 for connecting with a settlement observation point, an indium steel ruler 1 connected to the adjusting mechanism 2, and a stabilizing mechanism 3 connected to the adjusting mechanism 2 and used for stabilizing the indium steel ruler 1, wherein the indium steel ruler 1 can be kept vertical through the adjusting mechanism 2, and the indium steel ruler 1 is kept in a vertical state by means of the stabilizing mechanism 3, so that a leveling instrument is convenient to perform relevant readings.

Referring to fig. 2, the adjusting mechanism 2 includes a column 21 disposed at a settlement observation point, a rotating wheel 22 rotatably connected to the column 21, and a flexible rope 23 wound around the rotating wheel 22, wherein the vertical section of the column 21 is 7-shaped, the interior of the column 21 is hollow, the vertical inner side wall of the column 21 is vertically and internally communicated with the column 21 in a penetrating manner, the weight of the column 21 is greater than that of the indium steel ruler 1, and the gravity center of the column 21 is located at a position close to the lower end of the column 21. The number of the rotating wheels 22 is two, and the two rotating wheels 22 are both rotatably connected to the upright 21 near the upper end, and the two rotating wheels 22 are positioned on the same horizontal line. One end of the flexible rope 23 is wound around the runner 22 of the upright 21 near the corner, and the other end of the flexible rope 23 is wound around the other runner 22 and is disposed vertically downward. One end of the flexible rope 23 vertically downward is fixedly connected to the center position of the top surface of the indium steel ruler 1, so that the indium steel ruler 1 can be kept in a vertical state under the self gravity. The flexible cord 23 has high strength and good flexibility.

Referring to fig. 3, the stabilizing mechanism 3 includes a clamping assembly clamped to the indium steel rule 1, and an adaptive assembly for enabling the clamping assembly to be adjusted along with the angle of the indium steel rule 1, the clamping assembly includes two clamping plates 311 which are oppositely arranged, the two clamping plates 311 are magnets, a balancing weight 4 is arranged at the bottom of the indium steel rule 1, the balancing weight 4 is made of iron, the two clamping plates 311 are respectively clamped to opposite side walls of the indium steel rule 1, and then the clamping plates 311 are always adsorbed together with the balancing weight 4.

Referring to fig. 3 and 4, in order to enable two clamping plates 311 to follow the indium steel ruler 1 for angle adaptation, the adaptive assembly comprises an electromagnet 321, a ball groove body 322 connected to the electromagnet 321, and a ball 323 connected in the ball groove body 322 in a rolling manner, wherein the electromagnet 321, the ball groove body 322 and the ball 323 are in one-to-one correspondence with the clamping plates 311, the electromagnet 321 is in a strip shape, the ball groove body 322 is fixedly connected to one end of the electromagnet 321, the ball groove body 322 can serve as one magnetic pole of the electromagnet 321, the ball groove body 322 can also be made of a magnetizable soft magnetic material, when the electromagnet 321 is electrified, the ball groove body 322 has magnetism, and when the electromagnet 321 is powered off, the ball groove body 322 loses magnetism. The sphere 323 is made of a material capable of being magnetically attracted, the sphere 323 is arranged in the sphere groove body 322, the outer wall of the sphere 323 is attached to the inner wall of the sphere groove body 322, the sphere 323 can roll freely in the sphere groove body 322, but the sphere 323 cannot be separated from the sphere groove body 322, the sphere 323 is fixedly connected to the clamping plate 311, the sphere 323 and the clamping plate 311 can be fixedly connected through nonmetallic materials, when the electromagnet 321 is electrified, the sphere groove body 322 can directly attract the sphere 323 to keep the sphere 323 in a determined position, so that the clamping plate 311 is kept in the determined position, and the indium steel rule 1 is kept in a vertical state and cannot swing randomly. The two electromagnets 321 are controlled to be powered on and off by the same switch.

Referring to fig. 4, in order to change the angle and the height of the indium steel ruler 1 during measurement, the device further comprises a vertical adjusting mechanism and a fine adjusting mechanism, wherein the vertical adjusting mechanism comprises an adjusting block 51 which is connected with the upright post 21 in a sliding manner along the vertical direction, an elastic piece 52 which is connected between the adjusting block 51 and the upright post 21, two opposite side walls of the upright post 21 are provided with vertical adjusting grooves 53, the adjusting block 51 is connected in the adjusting grooves 53 in a sliding manner along the vertical direction, the elastic piece 52 is a telescopic spring, one end of the telescopic spring is fixed at the bottom of the adjusting block 51, the other end of the telescopic spring is fixed at the bottom of the adjusting groove 53, and the gravity of the indium steel ruler 1 is far greater than the maximum elasticity added by the elastic pieces 52 at the two sides, so that the indium steel ruler 1 can be kept in a free state during adjustment of the vertical state.

Referring to fig. 3 and 4, the fine adjustment mechanism includes a fine adjustment rod 61 rotatably connected to the upright post 21 around a vertical axis, and a driving member 62 for driving the fine adjustment rod 61 to rotate around the vertical axis, where the fine adjustment rod 61 is a cuboid, the fine adjustment rod 61 is horizontal, and two electromagnets 321 are fixedly connected to the fine adjustment rod 61, and each adjustment block 51 is provided with a horizontal abdication groove 511, and two ends of the fine adjustment rod 61 respectively penetrate through the abdication groove 511 on one of the adjustment blocks 51. The side walls extending out of the two ends of the fine adjustment rod 61 of the upright post 21 are respectively fixed with a limiting plate 63, one limiting plate 63 is fixedly provided with a driving piece 62, the driving piece 62 drives a vertical rotating shaft to rotate, one end of the rotating shaft, which is far away from the driving piece 62, is fixedly connected with one end of the fine adjustment rod 61, arc grooves 631 taking the center of the rotating shaft as the center of a circle are respectively formed in the two limiting plates 63, and meanwhile, limiting rods 64 which are slidably connected in the arc grooves 631 are respectively fixed on the fine adjustment rod 61. The driving piece 62 can be a motor or a worm and gear assembly, and an operator can adjust the micro-adjustment rod 61 to rotate by rotating the worm and simultaneously drive the two clamping plates 311 indirectly connected with the electromagnet 321 to rotate, so that the angle of the indium steel ruler 1 in the horizontal plane can be changed, and the leveling instrument can better read.

Referring to fig. 1, in order to adjust the height of the indium steel ruler 1 according to practical conditions, a lifting worm gear assembly 7 is arranged on a rotating wheel 22 close to the corner of the upright post 21, the lifting worm gear assembly 7 is arranged on one outer wall of the upright post 21, a worm gear of the lifting worm gear assembly 7 is coaxially and fixedly connected with the rotating wheel 22 close to the corner of the upright post 21, and therefore an operator can change the length of the flexible rope 23 by rotating the worm, and further the height of the indium steel ruler 1 is changed.

Referring to fig. 5, in order to better stabilize the upright 21, a connecting hole 8 for penetrating the settlement observation point is provided at the bottom end surface of the upright 21, and a card 9 is slidably connected along the radial direction of the connecting hole 8 on the bottom wall inside the upright 21, the card 9 is at least provided with two along the circumference of the connecting hole 8, a spring 10 is provided between the card 9 and the side wall of the upright 21, the spring 10 pushes the card 9 towards the center side of the connecting hole 8, one end of the card 9 extends out of the edge of the connecting hole 8, the bottom of the card 9 far away from one end of the spring 10 is provided with an oblique chamfer 11, the oblique chamfer 11 is arranged towards the side away from the center of the connecting hole 8, because the head of the settlement observation point is generally mushroom-shaped, when the settlement observation point extends out of the connecting hole 8, the card 9 can be pushed to move away from the center side of the connecting hole 8, and after the larger diameter part of the top of the settlement observation point passes over the card 9, the card 9 is abutted against the lower part of the top of the settlement observation point under the acting force of the spring 10, thereby facilitating the subsequent operation of an operator to stabilize the upright 21.

The working principle of the embodiment is as follows: firstly, establishing a temporary reference point and a settlement observation point to be observed on a foundation, knowing the elevation value of the temporary reference point, erecting a leveling rod at the temporary reference point, reading the reading on the leveling rod by using a leveling instrument, and calculating the reading as a first reading. Then, the stand column 21 is erected at the settlement observation point, the connecting hole 8 of the stand column 21 is clamped at the top of the settlement observation point, meanwhile, the electromagnet 321 is powered off, the flexible rope 23 is utilized, the indium steel ruler 1 can be suspended and kept vertical under the gravity of the stand column, then the electromagnet 321 is powered on, the ball groove body 322 is enabled to absorb the ball 323, the two clamping plates 311 are utilized to keep the indium steel ruler 1 in a vertical state, according to actual measurement requirements, the vertical height of the indium steel ruler 1 can be changed by lifting the worm gear component 7, and the angle of the indium steel ruler 1 can be changed by the driving piece 62, so that the leveling instrument can read the reading on the indium steel ruler 1, the second reading is calculated, and the sum of the elevation value of the known temporary reference point and the first reading is equal to the sum of the elevation value of the settlement observation point and the second reading, so that the elevation value of the settlement observation point can be known, and the operation of an operator in the measuring process can be reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A detection device, characterized in that: the device comprises an adjusting mechanism (2) used for being connected with a settlement observation point, an indium steel ruler (1) connected with the adjusting mechanism (2) and a stabilizing mechanism (3) connected with the adjusting mechanism (2) and used for stabilizing the indium steel ruler (1), wherein the adjusting mechanism (2) comprises a stand column (21) arranged at the settlement observation point, a rotating wheel (22) rotatably connected in the stand column (21) and a flexible rope (23) wound on the rotating wheel (22), and one end of the flexible rope (23) far away from the rotating wheel (22) is connected to the center of the top of the indium steel ruler (1); the stabilizing mechanism (3) comprises a clamping component clamped on the indium steel rule (1) and an adaptive component used for enabling the clamping component to be adjusted along with the angle of the indium steel rule (1), wherein the adaptive component is used for enabling the clamping component to be adjusted along with the angle of the indium steel rule (1) or keeping the clamping component stationary; the self-adaptive assembly comprises an electromagnet (321), a ball groove body (322) connected with the electromagnet (321) and a ball body (323) connected in the ball groove body (322) in a rolling mode, the electromagnet (321), the ball groove body (322), the ball body (323) and the clamping plates (311) are in one-to-one correspondence, and the ball body (323) is fixedly connected with the clamping plates (311) and can be attracted by the magnetic ball groove body (322); the clamping plates (311) are magnets, and the two clamping plates (311) are respectively magnetically attracted to the opposite side walls of the indium steel ruler (1); the ball groove body (322) is fixedly connected to one end of the electromagnet (321), when the electromagnet (321) is electrified, the ball groove body (322) has magnetism, and when the electromagnet (321) is powered off, the ball groove body (322) loses magnetism; the ball body (323) is made of a material capable of being magnetically attracted, the ball body (323) is arranged in the ball groove body (322), the outer wall of the ball body (323) is attached to the inner wall of the ball groove body (322), the ball body (323) can freely roll in the ball groove body (322), the ball body (323) is fixedly connected to the clamping plate (311), and the ball body (323) is fixedly connected with the clamping plate (311) through nonmetallic materials.

2. A test device according to claim 1, wherein: the automatic fine adjustment device is characterized by further comprising a fine adjustment mechanism, wherein the fine adjustment mechanism comprises a fine adjustment rod (61) which is connected to the upright post (21) in a rotating mode around a vertical axis and a driving piece (62) which drives the fine adjustment rod (61) to rotate around the vertical axis, and the two electromagnets (321) are connected to the fine adjustment rod (61).

3. A test device according to claim 2, wherein: the vertical adjusting mechanism comprises an adjusting block (51) which is connected to the upright post (21) in a sliding manner along the vertical direction, and an elastic piece (52) which is connected between the adjusting block (51) and the upright post (21), and the fine adjusting mechanism is connected to the adjusting block (51).

4. A test device according to claim 3, wherein: the rotating wheel (22) is connected with a lifting worm gear component (7), and the lifting worm gear component (7) drives the rotating wheel (22) to rotate so as to enable the indium steel ruler (1) to lift.

5. A test device according to claim 1, wherein: the bottom of stand (21) has been seted up and has been used for wearing to establish connecting hole (8) of subside observation point, be provided with a plurality of cards (9) that set up and sliding connection in stand (21) along connecting hole (8) in stand (21), be provided with spring (10) between card (9) and stand (21), one side that spring (10) were kept away from to card (9) is provided with inclined chamfer (11) towards the bottom.

6. A test device according to claim 1, wherein: one end of the indium steel ruler (1) far away from the flexible rope (23) is provided with a balancing weight (4).