CN209783579U - Ground settlement monitoring device - Google Patents
Ground settlement monitoring device Download PDFInfo
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- CN209783579U CN209783579U CN201920971918.9U CN201920971918U CN209783579U CN 209783579 U CN209783579 U CN 209783579U CN 201920971918 U CN201920971918 U CN 201920971918U CN 209783579 U CN209783579 U CN 209783579U
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Abstract
The utility model discloses a ground settlement monitoring device, its technical scheme main points are: including inserting the monitoring rod below the fracture surface in the monitoring hole, the opening part of monitoring hole is provided with the apron, the perforating hole that supplies the monitoring rod to pass is seted up to the centre of apron, is provided with a fixed station in the monitoring rod upper end, vertically on the fixed station wear to be equipped with a plurality of measuring stick, the measuring stick slides with the fixed station and is connected, and the lower extreme of measuring stick is contradicted in the upper surface of apron, the measuring stick distributes in each region that the monitoring rod is global. The utility model has the advantages that: the data accuracy of ground settlement monitoring is improved.
Description
Technical Field
The utility model relates to a ground settlement monitoring technology field, concretely relates to ground settlement monitoring device.
Background
In subway construction or building construction, when meetting soft stratum, the ground settlement condition need be monitored, the construction mode is confirmed conveniently according to the geology pertinence of reality.
In order to monitor the ground settlement amount, the current main means is to establish a ground settlement monitoring target, the ground settlement monitoring target is generally composed of a bedrock target and a layered target, the bottom of the bedrock target is fixed and integrated with bedrock through grouting cement to form a stable, reliable and permanent reference target, the bottom of the layered target needs to be in close contact with a monitored soil layer and complete flexible up and down movement along with the change of the soil layer, and therefore reading and calculation of the ground settlement amount are completed.
The utility model discloses a chinese utility model patent that publication number is CN203160222U discloses ground settlement monitoring point device, it includes that one puts into the monitoring pole in the inspection hole, the drill way of inspection hole is bigger than hole body diameter, the hole body degree of depth is greater than 1m, the drill way degree of depth is greater than 50mm, drill way inner wall is lined with a steel ring, add the higher authority of steel ring and have added the top cap, top cap and ground parallel and level, top cap and steel ring are connected by the connecting piece in one side, the downthehole bottom packing of inspection hole has 100 ~ 150 mm's low-grade concrete, a monitoring pole has been inserted at the center of the hole body, the downthehole intussuseption of hole is filled with fine sand, the monitoring pole is erect and is put, its lower extreme does not go into in.
When the device subsides on ground, the monitoring hole descends, and the settlement of the fine sand lags behind due to poor adhesion between the fine sand and the monitoring hole, so that the error between the settlement monitored by the monitoring rod and the actual settlement is large, and the measuring result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ground settlement monitoring device, its advantage is: the data accuracy of ground settlement monitoring is improved.
The above technical purpose of the present invention can be achieved by the following technical solutions:
The utility model provides a ground settlement monitoring devices, sets up in the inspection hole on ground, and it includes inserts the monitoring rod below the fracture surface in the monitoring hole, characterized by: the opening part of monitoring hole is provided with the apron, the perforating hole that supplies the monitoring rod to pass is seted up in the centre of apron, is provided with the fixed station in the monitoring rod upper end, vertically wear to be equipped with a plurality of measuring stick on the fixed station, the measuring stick slides with the fixed station and is connected, and the lower extreme of measuring stick is contradicted in the upper surface of apron, the measuring stick distributes in each region that the monitoring rod is global.
when sinking on the ground through the technical scheme, the cover plate sinks along with the sinking of the ground, so that the measuring rod is driven to descend along with the sinking under the action of the gravity of the measuring rod. Since the monitoring rod is inserted below the fracture surface, the sinking of the ground does not affect the monitoring rod. The event staff uses the monitoring rod as the reference thing, and the decline degree of apron can obtain through the measuring stick, and for measuring accuracy, a plurality of measuring sticks are worn to be equipped with vertically in the global regional of measuring stick, and the height that sinks of each measuring stick of staff detectable then gets its average value, has reduced accidental error, improves monitoring data's the degree of accuracy.
The utility model discloses further set up to: the fixed station is vertically provided with a plurality of through holes for the measuring rod to penetrate through, the inner wall of each through hole is at least embedded with two circles of steel balls, and the measuring rod is located between the steel balls and connected with the steel balls in a sliding mode.
Through above-mentioned technical scheme, the setting of two rings of steel balls in the perforation when keeping measuring stick and apron mutually perpendicular can reduce the frictional resistance between the perforation on measuring stick and the fixed station for the measuring stick is followed sinking of apron more smoothly, and the staff of also being convenient for installs and tears open the measuring stick, has improved work efficiency.
The utility model discloses further set up to: the lower end of the measuring rod is fixedly connected with a balancing weight which is abutted against the upper surface of the cover plate.
Through above-mentioned technical scheme, the setting of configuration piece can promote the whole gravity of measuring stick, if the apron takes place the back that sinks for the measuring stick slides the effect better with the fixed station, and the aggravation of measuring stick has also increased the apron to the pressure on ground moreover, if ground sinks, the apron can laminate with ground more, thereby has reduced measuring error. The measuring rod is always in contact with the cover plate and sinks along with the sinking of the cover plate, so that the sinking distance of the measuring rod is consistent with the sinking distance of the cover plate, the sinking distance of the ground is measured through the scales on the measuring rod, and the measuring error is reduced.
The utility model discloses further set up to: the outer peripheral surface of each measuring rod is connected with a scale in a sliding mode along the length direction of the measuring rod, and the zero scale of the scale is enabled to be flush with the upper surface of the fixing table.
Through the technical scheme, when the staff slips the measuring stick to the apron through the perforation on the fixed station, the staff can slip 0 scale point on the scale to the position that flushes mutually with the upper surface of fixed station, if the measuring stick follows the apron and sinks, the scale also sinks thereupon, thereby the staff of being convenient for reads out the reading of scale through the upper surface of fixed plate, the decline degree of apron can reachd through the scale on the measuring stick, manual measurement's loaded down with trivial details has been reduced.
The utility model discloses further set up to: and a reference ring which is detachably connected to the peripheral surface of the measuring rod and sinks to a height corresponding to the measuring rod is arranged above the fixed table.
through above-mentioned technical scheme, because the measuring stick is located the ground top, the staff can't be convenient the reading of seeing the scale, refer to the setting of ring, can slide the back at the measuring stick, fix it on the outer peripheral face of measuring stick to the lower surface that refers to the ring flushes with the scale mark, after the staff of being convenient for takes out the measuring stick, reads out the reading of scale, has improved observation efficiency. Interference can not be generated when the measuring rod monitors the sinking height of the cover plate, and more accurate reading can be conveniently carried out on the scale by a worker during measurement.
The utility model discloses further set up to: the reference ring comprises a first semicircular ring and a second semicircular ring which are hinged with each other, a first magnet is fixedly connected to one side, away from the hinged end, of the first semicircular ring, and a second magnet which is matched with the first magnet in a magnetic attraction mode is arranged on one side, away from the hinged end, of the second semicircular ring.
Through above-mentioned technical scheme, if will look at when the ring is fixed on the measuring stick outer peripheral face, thereby inhale the cooperation through first magnet and the mutual magnetism of second magnet and encircle on the measuring stick outer peripheral face with referring to the ring, at this moment, the staff alright take out the measuring stick from perforating, then read from the level and refer to ring bottom and scale on relative scale reading, refer to the ring structure simple, ann tears the convenience open.
The utility model discloses further set up to: the diameter of the through hole on the cover plate is larger than that of the monitoring hole.
Through above-mentioned technical scheme, the internal diameter of perforating hole is greater than the external diameter of monitoring hole, consequently has the gap between perforating hole and monitoring hole, and the apron can not contact between the in-process that descends and the monitoring hole to the descending distance that can make the apron is less with actual settlement distance error, guarantees to the accuracy of ground settlement monitoring data, reduces the error.
The utility model discloses further set up to: a protective cover is further arranged above the cover plate.
Through above-mentioned technical scheme, the safety cover is established monitoring rod, fixed station and measuring stick lid in it, can reduce the dust to the pollution of monitoring rod, fixed station and measuring stick, guarantees the accuracy of monitoring data, reduces the error.
To sum up, the utility model discloses following beneficial effect has:
the method comprises the steps that firstly, the accuracy of data of ground settlement monitoring is improved, a fixed platform and a measuring rod are arranged, a reference ring is used as a reference object, and when workers read, the reference ring can be encircled on the measuring rod, then the measuring rod is taken out to read, so that errors are reduced, and the accuracy of detected data is improved;
Two, through the safety cover that sets up on the apron, monitoring rod, fixed station and measuring stick all are located the safety cover, can reduce the dust to the pollution of monitoring rod, fixed station and measuring stick, guarantee monitoring data's accuracy, reduce the error.
Drawings
FIG. 1 is a cross-sectional view of an overall structure embodying a ground monitoring apparatus;
FIG. 2 is an enlarged view of detail A of FIG. 1;
FIG. 3 is a schematic diagram of an internal structure embodying a ground monitoring apparatus;
FIG. 4 is a schematic view showing the closed operation of the reference ring;
FIG. 5 is a schematic view showing the overall structure of the measuring rod and the reference ring;
Fig. 6 is a schematic view showing the structure of the protective cover.
in the figure, 1, monitoring hole; 2. a cover plate; 21. a through hole; 22. a fracture surface; 3. a monitoring lever; 31. a fixed table; 32. perforating; 321. steel balls; 4. a measuring rod; 41. a chute; 411. a scale; 412. a shifting sheet; 42. a balancing weight; 5. a reference ring; 51. a first semicircular ring; 511. a first magnet; 52. a second semi-circular ring; 521. a second magnet; 6. a protective cover; 61. a protective cover; 611. buckling; 62. a cover body; 621. a clamping groove.
Detailed Description
Example (b): the utility model provides a ground settlement monitoring device, the setting is in monitoring hole 1 on ground, as shown in fig. 1 and fig. 3, including vertical monitoring rod 3 that breaks in monitoring hole 1 below the face 22, opening part lid at monitoring hole 1 is equipped with an apron 2, the perforating hole 21 that supplies monitoring rod 3 to pass is seted up to the centre of apron 2, the diameter of 2 perforating holes 21 of apron is greater than the diameter of monitoring hole 1, thereby it is gapped to make between apron 2 and the monitoring hole 1 to remain, apron 2 can not produce the friction between the monitoring hole 1 when sinking along with the soil, so that the numerical value that apron 2 descends and the actual error between the numerical value of subsiding in ground are less, make the data that detect more accurate reliable.
As shown in fig. 1 and 2, a circular fixing table 31 is horizontally fixed on the top of the monitoring rod 3, and the fixing point of the monitoring rod 1 and the fixing table 31 is located at the center of the fixing table 31. 4 through holes 32 penetrating through the fixed table 31 are vertically formed in the upper surface of the fixed table, and the through holes 32 are uniformly distributed on the peripheral surface of the monitoring rod 1 by taking the monitoring rod 3 as a circle center; a measuring rod 4 vertically penetrates through each through hole 32, and the lower end face of each measuring rod 4 abuts against the upper surface of the cover plate 2. Inlay on the inner peripheral surface of perforation 32 and be equipped with two rings of steel balls 321, every ring of steel ball 321 is provided with 4 and evenly distributed on perforation 32 inner peripheral surface, the sphere of every steel ball 321 all supports and leans on 4 outer peripheral surfaces of measuring stick, make measuring stick 4 slide with fixed station 31 along the depth direction of perforation 32 and be connected, two rings of steel balls 321 are when keeping measuring stick 4 and apron 2 mutually perpendicular, the frictional resistance between the perforation 32 inner wall on measuring stick 4 and the fixed station 31 has also been reduced, make measuring stick 4 follow apron 2 sink more smoothly, also can be more convenient when the staff takes out measuring stick 4.
If ground takes place to subside when, apron 2 sinks along with the subside on ground, because the lower extreme of monitoring rod 1 inserts in the fracture face, so the subside on ground can not lead to the fact the influence to monitoring rod 1, after the apron sinks, can drive measuring stick 4 and fixed station 31 and produce the displacement, the concrete numerical value of every measuring stick 4 displacement of staff measurable quantity, in order to obtain the sunken degree of depth in ground, because measuring stick 4 is provided with 4 and evenly distributed is global at monitoring rod 1, the height that sinks of each measuring stick 4 of staff detectable, then get its average value, reduce accidental error, improve the degree of accuracy of monitoring data.
As shown in fig. 4, the lower end face of each measuring rod 4 is fixedly connected with a balancing weight 42, so that the overall weight of the measuring rod 4 is increased, the sliding between the measuring rod 4 and the fixed platform 31 is smoother, the balancing weight 42 also increases the pressure of the cover plate 2 on the ground, the cover plate 2 can be more attached to the ground, and the measuring error is reduced.
As shown in fig. 4 and 5, a sliding groove 41 is formed on the outer circumferential surface of the measuring rod 4 along the length direction of the measuring rod 4, a scale 411 is connected to the sliding groove 41 in a sliding manner, and a shifting piece 412 facilitating the sliding of the scale 411 is vertically and fixedly connected to the upper end of the scale 411. When the measuring stick 4 is located in the through hole 32, the worker can slide the 0-point on the scale 411 to a position flush with the upper surface of the fixed table 31, and the other values of the scale 411 are located above the fixed table. If after the ground subsides, measuring stick 4 takes place to slide with fixed station 31, makes scale 411 follow the slip of measuring stick 4 and slide, and the staff of being convenient for reads out scale 411 reading through fixed station 31 upper surface, and this mode has also reduced the loaded down with trivial details that adopt other modes to measure measuring stick 4 displacement.
as shown in fig. 4 and 5, the same number of reference rings 5 as the number of the measuring rods 4 are placed on the fixed base 31, and the reference rings 5 are detachably attached to the outer peripheral surface of the measuring rods 4. The reference ring 5 comprises a first semicircular ring 51 and a second semicircular ring 52 which are hinged with each other, a first magnet 511 is embedded on the inner wall of one side of the first semicircular ring 51 far away from the hinged end, a second magnet 521 matched with the first magnet 511 is embedded on one side of the second semicircular ring 52 far away from the hinged end of the first semicircular ring 51, the first magnet 511 and the second magnet 521 can be magnetically attracted with each other so as to close the reference ring 5 and encircle the outer peripheral surface of the measuring rod 4, and the inner diameter of the reference ring 5 is the same as the diameter of the measuring rod 4, so that the reference ring 5 can be fixed on the measuring rod 4 when closed. During reading, in order to measure accurately, a worker can attach the bottom of the reference ring 5 to the upper surface of the fixing table 31, then the first magnet 511 and the second magnet 521 on the reference ring 5 are matched with each other to close two sides of the reference ring 5 mutually so as to be fixed on the measuring rod 4, at the moment, the worker can draw out the measuring rod 4 from the through hole 32, and then reads out the relative scale reading on the bottom of the reference ring 5 and the scale 411 from the horizontal direction, so that the ground settlement is monitored, the error is reduced, and the accuracy of monitoring data is improved.
As shown in fig. 6, a protection cover 6 is further disposed above the cover plate 2, the protection cover 6 includes a cover body 62 with an open upper end and a protection cover 61 disposed above the cover body 62, one side of the protection cover 61 is hinged to an edge of an upper surface of the cover body 62, the other end of the protection cover 61 is provided with a buckle 611, and a slot 621 corresponding to the buckle 611 is disposed on a side wall of the cover body 62. When reading is needed, the protective cover 61 is opened, and when the reading is not needed, the protective cover 61 is closed, so that the reading is convenient for workers to use. The safety cover 6 covers monitoring rod 3, fixed station 31 and measuring stick 4 and establishes in it, can reduce the dust to monitoring rod 3, fixed station 31 and measuring stick 4's pollution, guarantees monitoring data's accuracy, reduces the error.
The working process is as follows: the staff can dig on ground and establish monitoring hole 1, places apron 2 on monitoring hole 1, and monitoring pole 3 passes perforating hole 21 on apron 2 and monitoring hole 1 and gos deep into to monitoring hole 1's bottom, and the bottom of monitoring pole 3 is pour fixedly through the grout.
One end of the measuring rod 4 fixedly connected with the balancing weight 42 slides to the cover plate 2 through the through hole 32 on the fixed platform 31, a worker can slide the 0 scale on the scale 411 to be flush with the upper surface of the fixed platform 31, the monitoring rod 3 is used as a reference, and the descending degree of the cover plate 2 can be obtained through the scale of the scale 411; during reading, a worker can open the protective cover 61, then attach the bottom of the reference ring 5 to the upper surface of the fixed table 31, then mutually match the first magnet 511 and the second magnet 521 on the reference ring 5, so as to mutually close the two sides of the reference ring 5 and fix the reference ring 5 on the measuring rod 4, at this time, the worker can draw the measuring rod 4 out of the through hole 32, then read the scale reading on the bottom of the reference ring 5 and the scale 411 from the horizontal direction, so as to monitor the ground settlement, open the reference ring 5 and place the reference ring beside the through hole 32 after the data reading is completed, then place the measuring rod 4 in the through hole 32 again, slide the 0 scale point on the scale 411 to the position flush with the upper surface of the fixed table 31, and cover the protective cover 61.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a ground settlement monitoring devices, sets up in monitoring hole (1) on ground, and it includes and inserts monitoring rod (3) below the fracture surface in monitoring hole (1), characterized by: the utility model discloses a monitoring device, including monitoring hole (1), monitoring pole (3), the opening part of monitoring hole (1) is provided with apron (2), perforating hole (21) that supply monitoring pole (3) to pass are seted up to the centre of apron (2), are provided with a fixed station (31) in monitoring pole (3) upper end, vertically wear to be equipped with a plurality of measuring stick (4) on fixed station (31), and measuring stick (4) slide with fixed station (31) and are connected, and the lower extreme of measuring stick (4) is contradicted in the upper surface of apron (2), measuring stick (4) distribute in each region that monitoring pole (3) are global.
2. A ground settlement monitoring device as claimed in claim 1, wherein: the measuring device is characterized in that a plurality of through holes (32) for the measuring rods (4) to penetrate through are vertically formed in the fixed platform (31), at least two circles of steel balls (321) are embedded in the inner wall of each through hole (32), and the measuring rods (4) are located between the steel balls (321) and connected with the steel balls (321) in a sliding mode.
3. A ground settlement monitoring device as claimed in claim 1, wherein: the lower end of the measuring rod (4) is fixedly connected with a balancing weight (42) which is abutted against the upper surface of the cover plate (2).
4. A ground settlement monitoring device as claimed in claim 1, wherein: the outer peripheral surface of the measuring rod (4) is connected with a scale (411) in a sliding mode along the length direction of the measuring rod (4), and the zero scale of the scale (411) is kept flush with the upper surface of the fixed platform (31).
5. A ground settlement monitoring device as claimed in claim 1, wherein: and a reference ring (5) which is detachably connected to the peripheral surface of the measuring rod (4) and sinks to a height higher than the measuring rod (4) is arranged above the fixed table (31).
6. A ground settlement monitoring device as claimed in claim 5, wherein: the reference ring (5) comprises a first semicircular ring (51) and a second semicircular ring (52) which are hinged to each other, a first magnet (511) is fixedly connected to one side, away from the hinged end, of the first semicircular ring (51), and a second magnet (521) matched with the first magnet (511) is fixedly connected to one side, away from the hinged end, of the second semicircular ring (52).
7. a ground settlement monitoring device as claimed in claim 1, wherein: the diameter of the through hole (21) on the cover plate (2) is larger than that of the monitoring hole (1).
8. A ground settlement monitoring device as claimed in claim 1, wherein: the top of apron (2) is provided with safety cover (6) that carry out the protection to monitoring rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971918.9U CN209783579U (en) | 2019-06-25 | 2019-06-25 | Ground settlement monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971918.9U CN209783579U (en) | 2019-06-25 | 2019-06-25 | Ground settlement monitoring device |
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| CN209783579U true CN209783579U (en) | 2019-12-13 |
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| CN201920971918.9U Active CN209783579U (en) | 2019-06-25 | 2019-06-25 | Ground settlement monitoring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188351A (en) * | 2020-01-15 | 2020-05-22 | 济南长兴建设集团有限公司 | Raft foundation for complex terrain |
| CN116067339A (en) * | 2023-03-06 | 2023-05-05 | 山东省地质矿产勘查开发局第五地质大队（山东省第五地质矿产勘查院） | Regional ground subsidence real-time supervision early warning device |
-
2019
- 2019-06-25 CN CN201920971918.9U patent/CN209783579U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188351A (en) * | 2020-01-15 | 2020-05-22 | 济南长兴建设集团有限公司 | Raft foundation for complex terrain |
| CN111188351B (en) * | 2020-01-15 | 2022-03-04 | 济南长兴建设集团有限公司 | Raft foundation for complex terrain |
| CN116067339A (en) * | 2023-03-06 | 2023-05-05 | 山东省地质矿产勘查开发局第五地质大队（山东省第五地质矿产勘查院） | Regional ground subsidence real-time supervision early warning device |
| CN116067339B (en) * | 2023-03-06 | 2023-08-18 | 山东省地质矿产勘查开发局第五地质大队（山东省第五地质矿产勘查院） | Regional ground subsidence real-time supervision early warning device |
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