CN219149404U

CN219149404U - Water level inclinometry integrated measuring tube

Info

Publication number: CN219149404U
Application number: CN202220538845.6U
Authority: CN
Inventors: 龙四春; 张宇轩
Original assignee: Hunan University of Science and Technology
Current assignee: Hunan University of Science and Technology
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2023-06-09
Anticipated expiration: 2032-03-14

Abstract

The utility model provides a water level inclinometry integrated measuring tube, which comprises at least one section of inclinometry tube body, wherein the inclinometry tube body is a hollow tube, at least one group of water filtering hole groups are arranged on the inclinometry tube body, each group of water filtering hole groups comprises at least one water filtering hole, filtering parts are filled in the water filtering holes, and external water enters the inclinometry tube body through the filtering parts. The utility model can realize dual purposes of one pipe, and can be used for measuring the displacement of the underground soil body and monitoring the water level, so that the cost of economy, labor and time in monitoring is reduced, and the detection and monitoring efficiency is improved.

Description

Water level inclinometry integrated measuring tube

Technical Field

The utility model belongs to the technical field of civil engineering construction monitoring, and particularly relates to a water level inclinometry integrated measuring tube.

Background

In modern society development, engineering construction is indispensable, and in many engineering construction processes, such as underground space development projects of super high-rise buildings, urban subways and the like, monitoring of water level and underground soil movement is not required, so that stability of a construction main body and safety of an on-site construction process are guaranteed. In the monitoring work, underground soil displacement measurement and water level monitoring are very important two items. At present, for soil displacement measurement and water level monitoring, an inclinometer pipe and a water level pipe are respectively drilled and buried, and the economic cost, the labor cost and the time cost are high.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide a water level inclinometry integrated measuring tube which can realize two purposes of one tube and can be used for measuring underground soil displacement and monitoring water level so as to reduce economic, manual and time costs in monitoring and improve detection and monitoring efficiency.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a water level inclinometry integration buret, includes at least one section inclinometer body, and inclinometer body is the hollow tube, is equipped with at least one set of drainage hole group on the inclinometer body, and every drainage hole group includes at least one drainage hole, and the intussuseption of drainage hole is filled with filtering element, and outside water passes through filtering element and gets into in the inclinometer body.

As a further improvement of the above technical scheme:

the filter component is installed in the water filtering holes through the water filtering cover, a water filtering cover is detachably installed on each water filtering hole, through holes are formed in the water filtering covers, and the filter component is filled in the water filtering covers.

The filter element comprises geotextile.

The filter part further comprises a grid net and a metal net, wherein the grid net, the geotechnical cloth and the metal net are sequentially arranged along the central line direction of the through hole of the water filtering cover, and the metal net is closer to the inside of the inclinometer pipe body than the grid net.

The water filtering hole is internally provided with an internal thread, the surface of the water filtering cover is provided with an external thread, and the water filtering cover is screwed on the water filtering hole.

A raw material belt is arranged between the internal thread of the water filtering hole and the external thread of the water filtering cover.

When the measuring tube comprises a plurality of sections of inclinometer pipes, two adjacent sections of inclinometer pipes are connected through a sleeve and screws, one ends of the two adjacent sections of inclinometer pipes are located in the same sleeve, a plurality of screw holes are formed in the sleeve, the screws penetrate through the screw holes and then are pressed on the inclinometer pipes, and each inclinometer pipe is connected with the sleeve through a plurality of screws.

The outer surface of the inclinometer pipe body is provided with a groove, the inner surface of the sleeve is provided with a bulge, and when the inclinometer pipe body is connected with the sleeve, the groove is connected with the bulge in a matched mode.

When each group of water filtering hole group comprises a plurality of water filtering holes, the plurality of water filtering holes of the same group are arranged on the same cross section of the inclinometer pipe body, and when a plurality of groups of water filtering hole groups are arranged on the inclinometer pipe body, the plurality of groups of water filtering hole groups are arranged at intervals along the length direction of the inclinometer pipe body.

The inner surface of the inclinometer pipe body is provided with an inner guide groove for the inclinometer probe to slide, and the water filtering hole does not pass through the inner guide groove.

The beneficial effects of the utility model are as follows:

1) The two-purpose measuring tube can be used for measuring underground soil displacement and monitoring water level, only one hole site is required to be drilled for placing the measuring tube when the point position is arranged, the arrangement period of the monitoring point is shortened, the economic, manual and time costs in monitoring are reduced, and the detection and monitoring efficiency is improved.

2) The measuring tube has the advantages of simple structure, reasonable design, low manufacturing cost and easy realization.

3) The installation and the use are simple and convenient, the influence of manual operation errors is reduced, and the quality of hole forming distributed at the monitoring point is ensured to meet the requirements and be stable.

4) The water filtering cover is simple in structure, convenient to install, permeable and breathable, and capable of blocking solid sundries such as sediment.

Drawings

FIG. 1 is a schematic view of an inclinometer body in accordance with one embodiment of the present utility model.

Fig. 2 is a schematic structural view of a water filtering cover according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a water filter cover filled with a filter member according to an embodiment of the present utility model.

Fig. 4 is another schematic view of a water filter cover filled with a filter element according to one embodiment of the present utility model.

Fig. 5 is a schematic cross-sectional structure of a filter cover filled with a filter member according to an embodiment of the present utility model.

Fig. 6 is a schematic cross-sectional view of a measuring tube according to an embodiment of the utility model.

FIG. 7 is a schematic illustration of the connection of two adjacent measurement tubes according to one embodiment of the utility model.

Fig. 8 is a schematic cross-sectional view of a sleeve according to an embodiment of the present utility model.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The integrated measuring tube for water level inclinometry comprises at least one section of inclinometry tube body 2, wherein the inclinometry tube body 2 is a hollow tube, and preferably the inclinometry tube body 2 is cylindrical. The inner surface of the inclinometer pipe body 2 is provided with a plurality of inner guide grooves, the length direction of each inner guide groove is parallel to the central line of the inclinometer pipe body 2, and the inner guide grooves are used for allowing an inclinometer probe to slide in the pipe.

In this embodiment, four inner guide grooves are machined on the inner surface of the inclinometer pipe body 2, and the four inner guide grooves are uniformly arranged along the inner surface of the inclinometer pipe body 2.

The length of the inclinometer pipe body 2 is 2-4 m, the outer diameter is 53-90 mm, the inner diameter is 43-79 mm, and the pipe wall thickness is 5-5.5 mm.

In this embodiment, the length of the inclinometer pipe body 2 is 3m, the outer diameter is 70mm, the inner diameter is 60mm, and the pipe wall thickness is 5mm.

The inclinometer pipe body 2 is provided with at least one group of water filtering hole groups, each group of water filtering hole groups comprises at least one water filtering hole 1, and the water filtering holes 1 are communicated with the inside and the outside of the inclinometer pipe body 2. When each group of water filtering holes comprises a plurality of water filtering holes 1, the plurality of water filtering holes 1 of the same group are uniformly distributed along the circumference of the inclinometer pipe body 2 on the same cross section of the inclinometer pipe body 2. Preferably, the water filtering hole 1 is internally provided with internal threads.

In this embodiment, each water filter group includes four water filter holes.

In this embodiment, four sets of drainage holes are arranged on each section of inclinometer pipe body 2, and each two sets of drainage holes are one set of drainage holes, so that two sets of drainage holes are respectively located at the trisection positions of the inclinometer pipe body 2. The distance between the two sets of water filtering holes of each set of water filtering hole sets is 40-50 mm, and preferably 40mm is taken.

In order not to affect the sliding of the inclinometer probe inside the tube, the drainage hole 1 cannot pass through the inner guide groove. The internal thread of the drainage hole 1 is formed by tapping, and drilling cannot be performed at the position of the guide groove in the inclinometer pipe body 2 during machining.

The filter component is filled in the water filtering hole 1, and the filter component is permeable and breathable and is impermeable to solid particles such as sediment, so that external underground water can enter the inclinometer pipe body 2 through the filter component, and external sediment is blocked.

The filter element is installed in the water filtering hole 1 through the water filtering cover 3. Specifically, a water filtering cover 3 is detachably mounted on each water filtering hole 1. The outer contour shape of the water filtering cover 3 is in a bolt shape, and the central line of the water filtering cover 3 is the central line of the bolt shape. The middle part of the water filtering cover 3 is provided with a through hole, and the central line of the through hole is overlapped with the central line of the water filtering cover 3. The water filtering cover 3 comprises a head part and a tail part, the head part and the tail part are integrally connected to form a bolt shape, the head part is equivalent to a bolt head, and the outer diameter of the head part is larger than that of the tail part. The diameter of the tail part of the water filtering cover 3 is 7.5 mm-13 mm, preferably 10mm. The outer surface of the tail part is provided with external threads, the water filtering cover 3 is in threaded connection with the internal threads of the water filtering holes 1 in a matched mode, and after the water filtering cover is in threaded connection, the head part of the water filtering cover 3 is located outside the inclinometer pipe body 2. The water filtering cover 3 is in a bolt shape with a head, so that the water filtering cover can be conveniently screwed on the water filtering hole 1 by using a spanner. The filter member is filled in the through hole of the drain cover 3.

The filter element comprises a grid mesh 4, a metal mesh 5 and geotextile 6. The grid net 4, the geotechnical cloth 6 and the metal net 5 are sequentially arranged along the central line direction of the through hole of the drainage cover 3, and the grid net 4 is closer to the head of the drainage cover 3 than the metal net 5, namely the metal net 5 is closer to the inside of the inclinometer pipe body 2 than the grid net 4. Preferably, the grid net 4 is made of hard plastic, and the metal net 5 is made of stainless steel. The arrangement of the grid mesh 4 and the metal mesh 5 can firmly fix the geotechnical cloth 6, and meanwhile, the grid mesh 4 and the metal mesh 5 are resistant to erosion of sediment and water, so that the service life of the filtering component is prolonged.

Preferably, a raw material belt is arranged between the internal thread of the water filtering hole 1 and the external thread of the water filtering cover 3 so as to improve the tightness of the joint. During processing and installation, a raw material belt is wound on the external thread of the water filtering cover 3, and then the water filtering cover 3 is installed on the water filtering hole 1 by using a spanner.

When the measuring tube comprises a plurality of sections of inclinometer pipes 2, two adjacent sections of inclinometer pipes 2 are connected through a sleeve 7 and a screw 8. Specifically, the sleeve 7 is cylindrical, and its internal diameter is greater than the external diameter of the inclinometer casing 2, preferably, the internal diameter of the sleeve 7 is slightly greater than the external diameter of the inclinometer casing 2, so as to ensure that the sleeve 7 can be tightly sleeved on the inclinometer casing 2. One end of each two adjacent sections of inclinometer pipes 2 is positioned in the same sleeve 7. At least one groove 9 is processed on the outer surface of the inclinometer pipe body 2, and the width and depth of the groove 9 are 2-3 mm, preferably 2mm. The length direction of the groove 9 is parallel to the center line of the inclinometer pipe body 2. The inner surface of the sleeve 7 is provided with at least one protrusion 10, said protrusion 10 cooperating with the recess 9, said protrusion 10 being insertable into the recess 9. During installation, one end of the inclinometer pipe body 2 is inserted into the sleeve 7, so that the groove 9 of the inclinometer pipe body 2 is aligned with the protrusion 10 of the sleeve 7, and the two parts are matched, and therefore, the central lines of two adjacent inclinometer pipe bodies 2 are ensured to be coincident and the inner guide grooves are ensured to be aligned. The grooves 9 and the inner guide grooves are staggered.

In this embodiment, two grooves 9 are formed on the inclinometer body 2, two protrusions 10 are formed in the sleeve 7, the grooves 9 are located between two adjacent inner guide grooves, and the two grooves 9 are symmetrically arranged relative to the center line of the inclinometer body 2, or on the cross section of the inclinometer body 2, the connecting line of the two grooves 9 passes through the center of the cross section.

The sleeve 7 is provided with a plurality of screw holes, the screws 8 penetrate through the screw holes and then are tightly pressed on the inclinometer pipe body 2, each inclinometer pipe body 2 is connected with the sleeve 7 through a plurality of screws 8, and the screws 8 on each inclinometer pipe body 2 are uniformly arranged along the circumferential direction of the sleeve 7. Thus, the connection of two adjacent sections of inclinometer pipes 2 is realized.

Preferably, the screws 8 are wound by waterproof adhesive tapes, after the multi-section inclinometer pipe body 2 is spliced, one end of the whole pipe is used as the bottom, and the other end is used as the top, and the whole pipe is sealed by using a plastic protective cover.

In this embodiment, each inclinometer body 2 is connected to the sleeve 7 by four screws 8.

The working principle of the utility model is as follows: the number of the sections of the inclinometer pipes 2 is selected according to the requirement, two adjacent sections of inclinometer pipes 2 are connected through a sleeve 7 and a screw 8, the selected sections of inclinometer pipes 2 are sequentially connected to form the measuring pipe, and then two ends of the measuring pipe are sealed by plastic covers, so that sundries such as sand and stones or rainwater are prevented from entering the pipe through the pipe openings at the end parts. And then the measuring tube is vertically placed in the drilled hole of the monitoring point, and the gap between the measuring tube and the hole wall is filled with fine sand, so that the measuring tube cannot shake underground. After placing, the groundwater can enter the inside of the inclinometer pipe body 2 through the filtering components in the water filtering holes 1 on the inclinometer pipe body 2, and finally the water level inside the inclinometer pipe body 2 is flush with the groundwater level, and the groundwater level can be measured by matching with a water level meter. Meanwhile, solid sundries such as silt and the like cannot enter the inclinometer pipe body 2. The inclinometer probe can extend into the inclinometer pipe body 2 to realize the measurement of underground soil displacement.

Finally, what is necessary here is: the above embodiments are only for further detailed description of the technical solutions of the present utility model, and should not be construed as limiting the scope of the present utility model, and some insubstantial modifications and adjustments made by those skilled in the art from the above description of the present utility model are all within the scope of the present utility model.

Claims

1. The utility model provides a water level inclinometry integration buret, its characterized in that, includes at least one section inclinometer body (2), and inclinometer body (2) are the hollow tube, are equipped with at least one set of drainage hole group on inclinometer body (2), and every drainage hole group includes at least one drainage hole (1), and the intussuseption of drainage hole (1) is filled with filtering element, and outside water passes through filtering element and gets into in inclinometer body (2).

2. The measurement tube of claim 1, wherein: the filtering component is arranged in the water filtering holes (1) through the water filtering cover (3), each water filtering hole (1) is detachably provided with a water filtering cover (3), the water filtering cover (3) is provided with a through hole, and the filtering component is filled in the water filtering cover (3).

3. The measurement tube of claim 2, wherein: the filter element comprises geotextile (6).

4. A measuring tube according to claim 3, characterized in that: the filter component further comprises a grid net (4) and a metal net (5), wherein the grid net (4), the geotechnical cloth (6) and the metal net (5) are sequentially arranged along the central line direction of the through hole of the water filtering cover (3), and the metal net (5) is closer to the inside of the inclinometer pipe body (2) than the grid net (4).

5. The measurement tube of claim 2, wherein: the water filtering hole (1) is internally provided with an internal thread, the surface of the water filtering cover (3) is provided with an external thread, and the water filtering cover (3) is in threaded connection with the water filtering hole (1).

6. The measuring tube of claim 5, wherein: a raw material belt is arranged between the internal thread of the water filtering hole (1) and the external thread of the water filtering cover (3).

7. The measurement tube of claim 1, wherein: when the measuring tube comprises a plurality of sections of inclinometer tube bodies (2), two adjacent sections of inclinometer tube bodies (2) are connected through the sleeve (7) and the screws (8), one ends of the two adjacent sections of inclinometer tube bodies (2) are located in the same sleeve (7), a plurality of screw holes are formed in the sleeve (7), the screws (8) penetrate through the screw holes and then are pressed on the inclinometer tube bodies (2), and each inclinometer tube body (2) is connected with the sleeve (7) through the plurality of screws (8).

8. The measurement tube of claim 7, wherein: the outer surface of the inclinometer pipe body (2) is provided with a groove (9), the inner surface of the sleeve (7) is provided with a protrusion (10), and when the inclinometer pipe body (2) is connected with the sleeve (7), the groove (9) is connected with the protrusion (10) in a matching way.

9. The measurement tube of claim 1, wherein: when each group of water filtering hole groups comprises a plurality of water filtering holes (1), the plurality of water filtering holes (1) of the same group are arranged on the same cross section of the inclinometer pipe body (2), and when a plurality of groups of water filtering hole groups are arranged on the inclinometer pipe body (2), the plurality of groups of water filtering hole groups are arranged at intervals along the length direction of the inclinometer pipe body (2).

10. The measurement tube of claim 1, wherein: the inner surface of the inclinometer pipe body (2) is provided with an inner guide groove for the inclinometer probe to slide, and the water filtering hole (1) does not pass through the inner guide groove.