CN212801469U

CN212801469U - Settlement monitoring device

Info

Publication number: CN212801469U
Application number: CN202021329032.3U
Authority: CN
Inventors: 胡芳芳; 赵广彬; 邬瑞光; 赵延峰; 刘刚; 赵延朋; 夏云
Original assignee: Beijing Huarong Lutong Engineering Consultation Co ltd
Current assignee: Beijing Huarong Lutong Engineering Consultation Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-26
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to a settlement monitoring device belongs to structural engineering's check out test set field, the problem to unable settlement monitor in vertical state of guaranteeing provides following technical scheme, the technical essential of the utility model is including settling the monitor body, one side outside that settlement monitor body is close to the ground is provided with installation mechanism, installation mechanism includes backup pad and the fixed plate that the level set up, backup pad and fixed plate parallel arrangement, the backup pad sets up directly over the fixed plate, through connecting plate fixed connection between backup pad and the fixed plate, the lower extreme of settling the monitor body runs through butt in the surface of ground behind backup pad and the fixed plate in order, the lower surface of backup pad is provided with the flexible supporting component of at least three groups, flexible supporting component is in the lower surface evenly distributed of backup pad. The utility model has the advantages of be convenient for keep the verticality of settlement monitor body, guarantee to subside the detection data accuracy.

Description

Settlement monitoring device

Technical Field

The utility model relates to a structural engineering's check out test set field, in particular to settlement monitoring device.

Background

The settlement monitoring is an important technical measure in engineering construction and is an important basis for engineering design, construction and design change.

The prior patent document with the publication number of CN202329617U discloses a physical settlement meter for measuring the gap value between a rigid pavement and a roadbed, which comprises a settlement meter base, an observation marker post and an observation marker post protection tube, wherein the observation marker post is vertically fixed on the settlement meter base, the inner diameter of the observation marker post protection tube is slightly larger than the outer diameter of the observation marker post, and the observation marker post is sleeved in the observation marker post protection tube; the settlement gauge base is buried in roadbed filling, the length of the observation marker post ensures that a part of the upper part of the observation marker post passes through the rigid pavement and is exposed, the observation marker post is provided with scales, the position on the observation marker post, which is flushed with the rigid pavement, is marked with scale zero, and the position higher than the position on the observation marker post, which is flushed with the rigid pavement, is marked with scale larger than zero.

Although this deep settlement monitoring devices can be more audio-visual the relative settlement value between reflection road surface and the road bed, that is to say the gap value of road surface and road bed, supervisory personnel can calculate the settlement trend according to the change of data, analyzes its stability, the biggest reduction potential safety hazard.

However, this a physical settlement gauge for measuring rigid pavement and road bed gap value need artificially dig out the pre-buried foundation ditch of design degree of depth on the road bed before the measurement, then bury the settlement gauge into the road bed filler according to the design degree of depth, because can't guarantee in the work progress foundation ditch diapire and road bed surface parallel, can't guarantee when the settlement gauge is placed inside the foundation ditch that the settlement gauge is in vertical state to lead to measured data's inaccuracy.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a settlement monitoring device, its have be convenient for keep the verticality of subsiding the monitor body, guarantee to subside the advantage that detects the data accuracy.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a settlement monitoring device, includes the settlement monitor body, the one side outside that the settlement monitor body is close to the ground is provided with installation mechanism, installation mechanism includes backup pad and the fixed plate that the level set up, backup pad and fixed plate parallel arrangement, the backup pad sets up directly over the fixed plate, through connecting plate fixed connection between backup pad and the fixed plate, the lower extreme of settlement monitor body runs through in order behind backup pad and the fixed plate butt in the surface of ground, the lower surface of backup pad is provided with the flexible supporting component of at least three groups, flexible supporting component is in the lower surface evenly distributed of backup pad.

Through adopting the technical scheme, when using the utility model discloses when the monitoring road bed subsides, place the fixed plate on the surface of ground earlier, because backup pad and fixed plate parallel arrangement, make the backup pad can be parallel with the ground surface, adjust flexible supporting component, realize the fixed connection between backup pad and the ground, improve the stability of backup pad, realize the stable connection between backup pad and fixed plate and the ground, then, wear to locate the backup pad in order with the lower extreme of subsiding the monitor body, the butt is on the ground surface behind the fixed plate, thereby guarantee the installation accuracy of installation subsiding the monitor body, guarantee that the accuracy of subsiding the monitor body measurement settlement data.

The utility model discloses further set up to: the connecting plate is obliquely arranged, the upper end of the connecting plate is fixedly connected with the edge of the lower surface of the supporting plate, the lower end of the connecting plate is fixedly connected with the edge of the upper surface of the fixing plate, and the connecting parts of the connecting ends of the connecting plate and the supporting plate and the connecting parts of the connecting plate and the fixing plate are respectively arranged on two sides of the settlement monitor body; the connecting plate is provided with a yielding hole for the settlement monitor body to pass through.

By adopting the technical scheme, the connecting plate is obliquely arranged, so that the condition of the supporting plate and the fixing plate is convenient to ensure, and the supporting plate and the foundation are parallel; on the other hand, can further improve the stability of backup pad, avoid when the backup pad is worn to locate by the settlement monitor body, the backup pad takes place to incline.

The utility model discloses further set up to: the utility model discloses a settlement monitor, including backup pad and fixed plate, stand and guide tube, the guide tube has set firmly between backup pad and the fixed plate, the guide tube is vertical setting, the guide tube has seted up logical chamber along its axis direction, the settlement monitor body runs through in logical chamber.

Through adopting above-mentioned technical scheme, because the stand pipe is vertical setting, backup pad and fixed plate all are the level setting, run through the monitor body that subsides in logical chamber, are convenient for keep the vertical state of monitor body and backup pad subsides to can guarantee the straightness that hangs down of monitor body and ground subsides.

The utility model discloses further set up to: the supporting plate is provided with a first limiting assembly at the joint of the supporting plate and the sedimentation monitor body, the first limiting assemblies are two groups, and the first limiting assemblies are symmetrically arranged by taking the axis of the sedimentation monitor body as the center.

Through adopting above-mentioned technical scheme, through setting up first spacing subassembly, be convenient for keep subsiding monitor body in the inside stability of backup pad.

The utility model discloses further set up to: first spacing subassembly includes first holder, first cushion chamber has been seted up to the backup pad, the open end of first cushion chamber is towards the settlement monitor body, the one end of first holder is located inside, the other end and the settlement monitor body butt of first cushion chamber, the inside of first cushion chamber is provided with the first compression spring who is used for keeping first holder and settlement monitor body butt state, the one end butt of first compression spring is in the diapire of first cushion chamber, the other end and the first holder butt, the tip and the settlement monitor body sliding connection of first holder.

Through adopting above-mentioned technical scheme, with the intracavity portion that leads to of settlement monitor body male, because the tip and the settlement monitor body sliding connection of first holder reduce the frictional force between settlement monitor body and the backup pad, reduce the harm to the settlement monitor body when guaranteeing the stability of settlement monitor body in leading to intracavity portion.

The utility model discloses further set up to: the first clamping piece is arranged in a spherical shape, the diameter of the first clamping piece is smaller than the aperture of the opening of the first buffer cavity, and the first clamping piece rotates at the opening of the first buffer cavity.

Through adopting above-mentioned technical scheme, be convenient for realize the tip and the settlement monitor body sliding connection of first holder.

The utility model discloses further set up to: the fixed plate is provided with two groups of second limiting assemblies at the joint of the fixed plate and the settlement monitor body, and the two groups of second limiting assemblies are symmetrically arranged by taking the axis of the settlement monitor body as the center.

Through adopting above-mentioned technical scheme, through setting up the spacing subassembly of second, be convenient for keep subsiding monitor body in the inside stability of fixed plate.

The utility model discloses further set up to: the second limiting assembly is located right below the first limiting assembly.

Through adopting above-mentioned technical scheme, be convenient for guarantee that the junction of first spacing subassembly and settlement monitor body and the junction of second spacing subassembly and settlement monitor body all are in a straight line, are convenient for guarantee the verticality of settlement monitor body.

The utility model discloses further set up to: the spacing subassembly of second includes the second holder, the second cushion chamber has been seted up to the fixed plate, the open end of second cushion chamber is towards the settlement monitor body, the one end of second holder is located inside, the other end and the settlement monitor body butt of second cushion chamber, the inside of second cushion chamber is provided with the second compression spring who is used for keeping second holder and settlement monitor body butt state, the one end butt of second compression spring is in diapire, the other end and the second holder butt of second cushion chamber, the tip and the settlement monitor body sliding connection of second holder.

Through adopting above-mentioned technical scheme, with the intracavity portion that leads to of settlement monitor body male, because the tip and the settlement monitor body sliding connection of the spacing subassembly of second reduce the frictional force between settlement monitor body and the backup pad, reduce the harm to the settlement monitor body when guaranteeing the stability of settlement monitor body in leading to intracavity portion.

The utility model discloses further set up to: the telescopic support assembly comprises a first support rod and a second support rod, the first support rod and the second support rod are connected through a sleeve, the sleeve is provided with a through hole along the axis direction of the sleeve, one end of the first support rod is inserted into the sleeve, and the other end of the first support rod is rotatably connected with the support plate; one end of the second supporting rod is inserted into the sleeve, and the other end of the second supporting rod is fixedly connected with the foundation; the first supporting rod and the second supporting rod are both in threaded connection with the sleeve, and the thread turning directions of the first supporting rod and the second supporting rod are opposite.

Through adopting above-mentioned technical scheme, when needs adjust flexible supporting component and butt connection, the sleeve pipe rotates, because first bracing piece and second bracing piece and sheathed tube threaded connection opposite direction for when rotating the sleeve pipe, first bracing piece and second bracing piece are along sheathed tube axis direction or reverse motion in opposite directions, thereby make the distance between the non-cup joint end of first bracing piece and the non-cup joint end of second bracing piece and the distance between backup pad and the ground.

To sum up, the utility model discloses following beneficial effect has:

firstly, the support plate and the fixed plate are arranged in parallel, so that the support plate can be parallel to the surface of a foundation, the telescopic support assembly is adjusted, the fixed connection between the support plate and the foundation is realized, the stability of the support plate is improved, and the lower end of the settlement monitor body is sequentially arranged on the support plate and the fixed plate in a penetrating manner and then is abutted against the surface of the foundation, so that the installation precision of the settlement monitor body is ensured, and the accuracy of the settlement monitor body in measuring settlement data is ensured;

the second, with subsidence monitor body male logical intracavity portion, under the effect of the spacing subassembly of first spacing subassembly and second, improve subside monitor body in the stability of leading to intracavity portion, further improve the verticality of subsidence monitor body, improve and subside the detection data accuracy.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a sectional view taken along line A-A in FIG. 2;

fig. 4 is an enlarged view of a portion B in fig. 3.

In the figure, 1, a settlement monitor body; 11. settling the marker post; 12. a sedimentation base; 2. calibration; 3. an installation mechanism; 31. a support plate; 311. a first guide hole; 312. a first buffer chamber; 32. a fixing plate; 321. a second guide hole; 322. a second buffer chamber; 33. a connecting plate; 331. a hole of abdication; 4. a guide tube; 41. a cavity is communicated; 5. a first limit component; 51. a first clamping member; 52. a first compression spring; 6. a second limiting component; 61. a second clamping member; 62. a second compression spring; 7. a telescopic support assembly; 71. a first support bar; 711. a first external thread; 72. a second support bar; 721. a second external thread; 73. a sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine 1 and figure 2, do the utility model discloses a settlement monitoring device, including settlement monitor body 1, settlement monitor body 1 is including subsiding sighting rod 11, subsides sighting rod 11 and is vertical setting, and the one end that subsides sighting rod 11 and be close to the ground is provided with subsides base 12, and subsides base 12 in its central department set up threaded hole, and the tip of subsiding sighting rod 11 is pegged graft in the inside of screw hole, subsides sighting rod 11 and subsides base 12 threaded connection. The outer wall of the settlement mark post 11 is provided with a scale 2 along the axial direction.

The outside of one side of the settlement mark post 11 close to the foundation is provided with a mounting mechanism 3 for keeping the settlement mark post 11 and the foundation in a vertical state. The mounting mechanism 3 includes a support plate 31 and a fixing plate 32 which are horizontally disposed. The lower surface of fixing plate 32 abuts against the upper surface of the foundation, support plate 31 is horizontally disposed right above fixing plate 32, and support plate 31 and fixing plate 32 are disposed in parallel and at an interval. The supporting plate 31 and the fixing plate 32 are fixedly connected by a connecting plate 33, and the connecting plate 33 obliquely spans the gap between the supporting plate 31 and the fixing plate 32.

Connecting plate 33 is the slant setting, and the one end of connecting plate 33 welds in the edge of backup pad 31 lower surface, and the other end welds in the upper surface edge of fixed plate 32, and backup pad 31 and fixed plate 32 and connecting plate 33 constitute the Z style of calligraphy, realize the parallel arrangement of backup pad 31 and ground.

Still be provided with stand pipe 4 between backup pad 31 and the fixed plate 32, stand pipe 4 is vertical setting, and the upper end of stand pipe 4 welds in the center department of backup pad 31 lower surface, and the lower extreme of stand pipe 4 welds in the center department of fixed plate 32 upper surface. The connecting plate 33 is provided with a relief hole 331 at the overlapping position of the connecting plate and the guide tube 4, the outer wall of the guide tube 4 abuts against the peripheral wall of the relief hole 331, the connecting position of the guide tube 4 and the connecting plate 33 is welded, and the connecting positions of the connecting plate 33 and the support plate 31 and the connecting plate 33 and the fixing plate 32 are respectively arranged at two sides of the guide tube 4.

Referring to fig. 3 and 4, the supporting plate 31 has a first guiding hole 311 formed at the center thereof, the axis of the guiding tube 4 intersects with the center of the first guiding hole 311 at a point, the fixing plate 32 has a second guiding hole 321 formed at the center thereof, and the axis of the guiding tube 4 intersects with the center of the second guiding hole 321 at a point. The guide tube 4 is provided with a through cavity 41 along the axial direction thereof, the through cavity 41 is communicated with the first guide hole 311 and the second guide hole 321, and the inner diameter of the through cavity 41 is equal to the bore diameter of the first guide hole 311 and the bore diameter of the second guide hole 321. Subside the tip of sighting rod 11 from last to running through in order down behind first guiding hole 311, logical chamber 41 and second guiding hole 321 butt in the ground surface, realize subsiding the perpendicular setting of sighting rod 11 and ground, guarantee to subside the vertical degree of sighting rod 11.

The supporting plate 31 is provided with first limiting assemblies 5 at the joint of the supporting plate and the settlement monitor body 1, the first limiting assemblies 5 are two groups, and the two groups of first limiting assemblies 5 are symmetrically arranged by taking the axis of the settlement mark post 11 as the center.

Combine fig. 1 and fig. 4, the first spacing subassembly 5 of every group all includes first holder 51, and two first holders 51 use the axis of subsiding sighting rod 11 to set up as central symmetry, will subside sighting rod 11 and spacing in the inside of first guiding hole 311 under the effect of two first holders 51, improve and subside sighting rod 11 in the inside stability of first guiding hole 311.

Each first clamping member 51 is arranged in a spherical shape, and the first clamping members 51 are rotatably connected with the support plate 31. The inner wall of the supporting plate 31 corresponding to the first clamping member 51 is provided with a first buffer cavity 312, the open end of the first buffer cavity 312 faces the sedimentation target 11, and the axis of the first buffer cavity 312 is perpendicular to the axis of the sedimentation target 11. The diameter of the first clamping member 51 is smaller than the diameter of the opening of the first buffer cavity 312, so that the first clamping member 51 can rotate at the opening of the first buffer cavity 312 without departing from the opening of the first buffer cavity 312. The one end of first holder 51 is located the inside of first cushion chamber 312, the other end and subsides the outer wall butt of sighting rod 11, because first holder 51 is the arc setting with the contact jaw that subsides sighting rod 11, realizes the tip of first holder 51 and subsides sighting rod 11 sliding connection to reduce first holder 51 and subside the frictional force between the sighting rod 11, reduce and subside sighting rod 11 and subside the wearing and tearing of the sighting rod 11 of in-process first holder 51 to subsiding sighting rod 11 downwards.

The inside of first cushion chamber 312 is provided with the first compression spring 52 that is used for keeping first holder 51 and subsides sighting rod 11 butt state, and the one end butt of first compression spring 52 is in the diapire of first cushion chamber 312, the other end and the butt of first holder 51, and when first compression spring 52 was in the natural state, the outer wall butt of first holder 51 was in the outer wall of subsideing sighting rod 11, realizes the spacing to subsiding sighting rod 11.

Referring to fig. 1 and 4, the fixing plate 32 is provided with two second limiting assemblies 6 at the connection position of the fixing plate and the sedimentation marker post 11, the second limiting assemblies 6 are located right below the first limiting assembly 5, the two second limiting assemblies 6 are arranged in two groups, and the two groups of second limiting assemblies 6 are symmetrically arranged by taking the axis of the sedimentation marker post 11 as the center.

Combine fig. 1 and fig. 4, the spacing subassembly 6 of every group second all includes second holder 61, and two second holders 61 use the axis of subsiding sighting rod 11 to set up as central symmetry, will subside sighting rod 11 and spacing in the inside of second guiding hole 321 under the effect of two second holders 61, improve and subside sighting rod 11 in the inside stability of second guiding hole 321. Because the second limiting assembly 6 is located under the first limiting assembly 5, the second clamping piece 61 is located under the corresponding first clamping piece 51, the joint of the first clamping piece 51 and the sedimentation marker post 11 and the joint of the second clamping piece 61 and the sedimentation marker post 11 are both located on the same straight line, and the verticality of the sedimentation marker post 11 is further ensured.

Each second clamping member 61 is spherically arranged, and the second clamping members 61 are rotatably connected with the fixing plate 32. The inner wall of the fixing plate 32 corresponding to the second clamping member 61 is provided with a second buffer cavity 322, the open end of the second buffer cavity 322 faces the sedimentation target 11, and the axis of the second buffer cavity 322 is perpendicular to the axis of the sedimentation target 11. The diameter of the second clamping member 61 is smaller than the aperture of the opening of the second buffer cavity 322, so that the second clamping member 61 can rotate at the opening of the second buffer cavity 322 without departing from the opening of the second buffer cavity 322. The one end of second holder 61 is located the inside of second cushion chamber 322, the other end and subsides the outer wall butt of sighting rod 11, because second holder 61 is the arc setting with the contact jaw that subsides sighting rod 11, realizes the tip of second holder 61 and subsides sighting rod 11 sliding connection to reduce second holder 61 and subside the frictional force between sighting rod 11, reduce and subside sighting rod 11 and subside the wearing and tearing of in-process second holder 61 to subsiding sighting rod 11 downwards.

With reference to fig. 1 and 4, a second compression spring 62 for keeping the second clamping member 61 and the sinking target 11 in the abutting state is arranged inside the second buffer cavity 322, one end of the second compression spring 62 abuts against the bottom wall of the second buffer cavity 322, the other end of the second compression spring abuts against the second clamping member 61, and when the second compression spring 62 is in a natural state, the outer wall of the second clamping member 61 abuts against the outer wall of the sinking target 11, so that the sinking target 11 is limited.

Referring to fig. 1, four sets of telescopic supporting components 7 are disposed on the lower surface of the supporting plate 31, and the four sets of telescopic supporting components 7 are distributed on the lower surface of the supporting plate 31 in a rectangular array. Each set of telescopic supporting components 7 comprises a first supporting rod 71 and a second supporting rod 72, the axes of the first supporting rod 71 and the second supporting rod 72 are in a straight line, and the first supporting rod 71 and the second supporting rod 72 are connected through a sleeve 73. The axes of the first support rod 71, the second support rod 72 and the sleeve 73 are in a straight line, and the axes of the first support rod 71, the second support rod 72 and the sleeve 73 are all arranged in an inclined manner, and the first support rod 71 is arranged in an inclined manner from top to bottom towards one side far away from the settlement mark post 11.

Referring to fig. 1 and 2, the first support rod 71 and the second support rod 72 are both in threaded connection with the sleeve 73, the sleeve 73 is provided with a through hole along the axis direction thereof, one end of the first support rod 71 is rotatably connected with the support plate 31, the other end of the first support rod 71 is inserted into the sleeve 73, the outer peripheral wall of the first support rod 71 is provided with a first external thread 711, a first internal thread matched with the first external thread 711 is arranged inside the through hole, and the first support rod 71 is in threaded connection with the sleeve 73. One end of the second support rod 72 is fixedly connected with the foundation, and the other end is inserted into the sleeve 73, the outer wall of the second support rod 72 is provided with a second external thread 721, and the thread direction of the first external thread 711 is opposite to that of the second external thread 721. The through hole is internally provided with a second internal thread matched with the second external thread 721, the second support rod 72 is in threaded connection with the sleeve 73, and when the sleeve 73 is rotated, the first support rod 71 and the second support rod 72 can move towards or away from each other along the axial direction of the sleeve 73.

The implementation principle of the embodiment is as follows: place the fixed plate 32 in the top of ground earlier, then the tip that will subside sighting rod 11 from last to running through in order down behind first guiding hole 311, logical chamber 41 and the second guiding hole 321 butt in the ground surface, realize subsiding sighting rod 11 and the perpendicular setting of ground to guarantee the installation accuracy of installation settlement monitor body 1. Then, the sleeve 73 is rotated to make the distance between the first support rod 71 and the second support rod 72 adapt to the distance between the support plate 31 and the foundation, the end of the second support rod 72 is fixedly connected to the non-settlement monitoring position of the foundation, then the settlement base 12 is installed below the settlement mark post 11, and the distance between the support plate 31 and the foundation is adjusted to make the zero scale 2 of the settlement mark post 11 and the upper surface of the support plate 31 in the same horizontal plane. When the road bed sinks, subside sighting rod 11 and sink relative backup pad 31, and zero scale 2 on the sighting rod just can no longer show, and the substitution is corresponding settlement value scale 2, the utility model discloses can more audio-visual reflection road bed settlement value, supervisory personnel can calculate according to the change of data and subside the trend, analyze its stability, and the biggest reduction potential safety hazard guarantees to subside monitor body 1 and measures the accuracy of subsiding the data.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A settlement monitoring device comprises a settlement monitor body (1) and is characterized in that, an installation mechanism (3) is arranged outside one side of the settlement monitor body (1) close to the foundation, the mounting mechanism (3) comprises a supporting plate (31) and a fixing plate (32) which are horizontally arranged, the supporting plate (31) and the fixing plate (32) are arranged in parallel, the supporting plate (31) is arranged right above the fixing plate (32), the supporting plate (31) and the fixing plate (32) are fixedly connected through a connecting plate (33), the lower end of the settlement monitor body (1) sequentially penetrates through the supporting plate (31) and the fixing plate (32) and then abuts against the surface of the foundation, the lower surface of the supporting plate (31) is provided with at least three groups of telescopic supporting components (7), the telescopic supporting components (7) are uniformly distributed on the lower surface of the supporting plate (31).

2. The settlement monitoring device according to claim 1, wherein the connecting plate (33) is obliquely arranged, the upper end of the connecting plate (33) is fixedly connected with the edge of the lower surface of the supporting plate (31), the lower end of the connecting plate (33) is fixedly connected with the edge of the upper surface of the fixing plate (32), and the connecting parts of the connecting ends of the connecting plate (33) and the supporting plate (31) and the connecting plate (33) and the fixing plate (32) are respectively arranged at two sides of the settlement monitor body (1); the connecting plate (33) is provided with a yielding hole (331) for the settlement monitor body (1) to pass through.

3. The settlement monitoring device according to claim 1, wherein a guide pipe (4) is fixedly arranged between the supporting plate (31) and the fixing plate (32), the guide pipe (4) is vertically arranged, a through cavity (41) is formed in the guide pipe (4) along the axis direction of the guide pipe, and the settlement monitor body (1) penetrates through the through cavity (41).

4. The settlement monitoring device according to claim 1, wherein the supporting plate (31) is provided with two first limiting assemblies (5) at the connection part of the supporting plate and the settlement monitoring instrument body (1), and the two first limiting assemblies (5) are symmetrically arranged by taking the axis of the settlement monitoring instrument body (1) as a center.

5. Sedimentation monitoring device according to claim 4, wherein the first stop assembly (5) comprises a first clamping member (51), the supporting plate (31) is provided with a first buffer cavity (312), the open end of the first buffer cavity (312) faces the settlement monitor body (1), one end of the first clamping piece (51) is positioned in the first buffer cavity (312), the other end of the first clamping piece is abutted against the settlement monitor body (1), a first compression spring (52) used for keeping the abutting state of the first clamping piece (51) and the sedimentation monitor body (1) is arranged in the first buffer cavity (312), one end of the first compression spring (52) is abutted against the bottom wall of the first buffer cavity (312), the other end is abutted against the first clamping piece (51), the end part of the first clamping piece (51) is connected with the settlement monitor body (1) in a sliding mode.

6. A sedimentation monitoring device according to claim 5, wherein the first clamping member (51) is arranged spherically, the diameter of the first clamping member (51) is smaller than the diameter of the opening of the first buffer chamber (312), and the first clamping member (51) rotates at the opening of the first buffer chamber (312).

7. The settlement monitoring device according to claim 4, wherein the fixing plate (32) is provided with two second limiting assemblies (6) at the connection part of the fixing plate and the settlement monitoring instrument body (1), the two second limiting assemblies (6) are arranged in two groups, and the two groups of second limiting assemblies (6) are symmetrically arranged by taking the axis of the settlement monitoring instrument body (1) as a center.

8. A sedimentation monitoring device according to claim 7, wherein the second stop assembly (6) is located directly below the first stop assembly (5).

9. Sedimentation monitoring device according to claim 8, wherein the second stop assembly (6) comprises a second clamping member (61), the fixed plate (32) is provided with a second buffer cavity (322), the open end of the second buffer cavity (322) faces the settlement monitor body (1), one end of the second clamping piece (61) is positioned in the second buffer cavity (322), the other end of the second clamping piece is abutted against the settlement monitor body (1), a second compression spring (62) used for keeping the abutting state of the second clamping piece (61) and the sedimentation monitor body (1) is arranged in the second buffer cavity (322), one end of the second compression spring (62) is abutted against the bottom wall of the second buffer cavity (322), the other end of the second compression spring is abutted against the second clamping piece (61), the end part of the second clamping piece (61) is connected with the settlement monitor body (1) in a sliding mode.

10. The sedimentation monitoring device according to claim 1, wherein the telescopic support assembly (7) comprises a first support rod (71) and a second support rod (72), the first support rod (71) and the second support rod (72) are connected through a sleeve (73), the sleeve (73) is provided with a through hole along the axial direction, one end of the first support rod (71) is inserted into the sleeve (73), and the other end of the first support rod is rotatably connected with the support plate (31); one end of the second supporting rod (72) is inserted into the sleeve (73), and the other end of the second supporting rod is fixedly connected with the foundation; the first support rod (71) and the second support rod (72) are both in threaded connection with the sleeve (73), and the thread directions of the first support rod (71) and the second support rod (72) are opposite.