CN219368735U - Pipeline sedimentation monitoring structure - Google Patents

Abstract

The utility model discloses a pipeline sedimentation monitoring structure, which comprises a protection well, a protection cover, a filling layer and a monitoring piece, wherein the protection cover is arranged on the protection well; the ground has offered the monitoring hole downwards, and the monitoring hole sets up in the outside of underground pipe line, and the monitoring piece includes the locating lever of monitoring head and vertical setting, and the filling layer fills in the monitoring downthehole, and the one end of locating lever stretches into the filling layer downwards, and the other end and the monitoring head of locating lever are connected, and the protection well encloses the periphery of locating the filling layer, and the visor is installed in the protection well, and visor, protection well and filling lamination enclose and are formed with and hold the chamber, and the monitoring head sets up in holding the intracavity. This pipeline subsides monitoring structure can subside the survey to the pipeline, and the operator can guide the construction better through analyzing monitoring data, has also protected holistic monitoring structure, avoids being damaged by foreign matter around, guarantees its security, has the monitoring convenience, advantage of easy operability.

Description

Pipeline sedimentation monitoring structure

Technical Field

The utility model relates to the technical field of construction monitoring, in particular to a pipeline settlement monitoring structure.

Background

The following aims are achieved through monitoring work of the enclosure structure and the surrounding environment and monitoring surrounding rock:

1. comparing the monitoring data with the predicted value, judging whether the construction process and the construction parameters of the previous step meet the expected requirements, so as to determine and adjust the construction of the next step and ensure the construction safety; 2. ensuring construction safety: for different construction methods, the method has different degrees of influence on the surrounding environment to some extent, so that the safety of the structure and the safety of the surrounding environment are judged through timely and accurate on-site monitoring results, and timely on-site measured data and information are fed back to modify and perfect the design, and the construction parameters are adjusted, so that the design achieves high-quality safety, economy and rationality, the deformation of the structure and the surrounding environment is reduced, and the construction safety is ensured; 3. predicting the earth surface deformation caused by construction: according to the development trend of the surface deformation, whether to take protective measures is determined, and basis is provided for determining economic and reasonable protective measures; 4. controlling various monitoring indexes: checking whether each environmental control index in construction exceeds an allowable range according to the existing experience and standard requirements, and timely and effectively taking precautionary measures; 5. comparing the field measurement data with the theoretical predicted value, and analyzing and calculating by using an inverse analysis method to enable the design to be more practical so as to guide engineering construction in future. At present, the underground pipeline settlement is easy to damage when being monitored for a long time, and the damage can also cause damage to driving and passersby.

In view of the above, there is a need to provide a new pipeline settlement monitoring structure that solves or at least alleviates the above-mentioned technical drawbacks.

Disclosure of Invention

The utility model mainly aims to provide a pipeline sedimentation monitoring structure, which aims to solve the problems that the pipeline sedimentation monitoring structure in the prior art is easy to damage and affects safety.

In order to achieve the above object, the present utility model provides a pipeline settlement monitoring structure for monitoring settlement of an underground pipeline, which comprises a protection well, a protection cover, a filling layer and a monitoring piece; the ground has offered the monitoring hole downwards, the monitoring hole set up in the outside of underground pipe line, the monitoring piece include monitor head and the locating lever of vertical setting, the filling layer pack in the monitoring hole, the one end of locating lever stretches into downwards the filling layer, the other end of locating lever with the monitor head is connected, the protection well encloses to be located the periphery of filling layer, the visor install in the protection well, the visor the protection well with the filling layer encloses to be formed with and holds the chamber, the monitor head set up in hold the intracavity.

In an embodiment, the filling layer comprises a stacked concrete layer and a sand layer, the concrete layer is arranged below the sand layer, and the positioning rod penetrates through the sand layer and stretches into the concrete layer.

In an embodiment, the lower end surface of the concrete layer is arranged at the same level as the lower end surface of the underground pipeline.

In one embodiment, the height of the monitoring head is 20 mm-30 mm higher than the upper end face of the sand layer.

In one embodiment, the height of the monitoring head is 20 mm-30 mm lower than the protective cover.

In an embodiment, the protection well comprises a mounting portion and a supporting portion which are connected with each other, the supporting portion is arranged around the outer periphery of the filling layer, the outer diameter of the mounting portion is larger than that of the supporting portion, and the protection cover is mounted on the mounting portion.

In one embodiment, the positioning rod is screw steel, and the monitoring head is a stainless steel round head.

In one embodiment, the monitoring head is welded to the locating bar.

In one embodiment, the protection well is a hard plastic; and/or the protective cover is a hard plastic piece.

In one embodiment, the upper end surface of the protective cover is flush with the ground.

In the technical scheme of the utility model, the pipeline sedimentation monitoring structure comprises a protection well, a protection cover, a filling layer and a monitoring piece; the ground has offered the monitoring hole downwards, and the monitoring hole sets up in the outside of underground pipe line, and the monitoring piece includes the locating lever of monitoring head and vertical setting, and the filling layer fills in the monitoring downthehole, and the one end of locating lever stretches into the filling layer downwards, and the other end and the monitoring head of locating lever are connected, and the protection well encloses the periphery of locating the filling layer, and the visor is installed in the protection well, and visor, protection well and filling lamination enclose and are formed with and hold the chamber, and the monitoring head sets up in holding the intracavity. Firstly, drilling a monitoring hole downwards on the ground, firstly drilling a space for accommodating a protection well, preparing for installing the protection well, then replacing a drill bit to drill concentrically again, circularly operating until the depth of the monitoring hole is larger than the height of a monitoring piece, then vertically and centrally placing the monitoring piece into the monitoring hole, filling a filling layer into the monitoring hole to embed and fix a positioning rod, simultaneously installing the protection well to support the filling layer at the periphery and protect the monitoring head, and detachably connecting the protection cover above the accommodating cavity so as to facilitate the follow-up disassembly and observation of the monitoring piece and the damage replacement. The utility model can carry out settlement observation on pipelines, an operator can better guide construction by analyzing monitoring data, the whole monitoring structure is also protected, the damage by surrounding foreign matters is avoided, the safety of the pipeline is ensured, and the pipeline monitoring system has the advantages of convenience in monitoring and easiness in operation.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the following brief description will be given of the drawings required for the description of the embodiments or the prior art, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained from the structures shown in these drawings without the need for inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a pipeline settlement monitoring structure according to an embodiment of the utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				110	Ground surface	11	Mounting part
120	Underground pipeline	12	Support part
				1	Protection well	31	Concrete layer
2	Protective cover	32	Sand layer
				3	Filling layer	41	Positioning rod
4	Monitoring piece	42	Monitoring head
				5	Accommodating chamber

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" is at least two groups, for example, two groups, three groups, etc., unless explicitly specified otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or in communication with each other within two sets of elements or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Referring to fig. 1, the present utility model provides a pipeline settlement monitoring structure for monitoring settlement of an underground pipeline 120, the pipeline settlement monitoring structure includes a protection well 1, a protection cover 2, a filling layer 3 and a monitoring member 4; the ground 110 has offered the monitoring hole downwards, the monitoring hole sets up in the outside of underground pipeline 120, monitor 4 includes monitoring head 42 and the locating lever 41 of vertical setting, filling layer 3 fills in the monitoring downthehole, the one end of locating lever 41 stretches into filling layer 3 downwards, the other end and the monitoring head 42 of locating lever 41 are connected, protection well 1 encloses the periphery of locating filling layer 3, visor 2 installs in protection well 1, visor 2, protection well 1 and filling layer 3 enclose and are formed with and hold chamber 5, monitor head 42 sets up in holding chamber 5.

In the above embodiment, firstly, the monitoring hole is drilled downwards at the ground 110, the space for accommodating the protection well 1 is drilled firstly, preparation is made for installing the protection well 1, then the drill bit is replaced to drill concentrically again, the operation is circulated until the depth of the monitoring hole is larger than the height of the monitoring piece 4, then the monitoring piece 4 is vertically and centrally placed in the monitoring hole, then the filling layer 3 is filled in the monitoring hole to embed and fix the positioning rod 41, meanwhile, the protection well 1 is installed to support the filling layer 3 at the periphery and protect the monitoring head 42, and the protection cover 2 is covered above the accommodating cavity 5 and is detachably connected with the protection well 1, so that the monitoring piece 4 can be conveniently detached and observed and damaged for replacement. This embodiment can subside the observation to the pipeline, and the operator can guide the construction better through analyzing monitoring data, has also protected holistic monitoring structure, avoids being damaged by foreign matter around, guarantees its security, has the monitoring convenience, advantage of easy operability. Specifically, the upper end surface of the protective cover 2 is disposed flush with the ground 110 to facilitate the passage of vehicles and pedestrians. In order to protect the measuring points from being influenced by rolling, the pipeline settlement monitoring measuring points should be buried and leveled, so that the protection cover 2 is prevented from influencing personnel and vehicle traffic due to uneven heights, meanwhile, the measuring points are buried firmly, clear marks are made, and the protection cover is convenient to store. It should be noted that, the monitoring points of the underground pipeline 120 are mainly disposed on the gas pipeline, the water supply pipeline, the sewage pipeline, and the large-scale rainwater pipe, the relative positional relationship between the underground pipeline 120 and the cavern is considered when the measuring points are disposed, and the measuring points are preferably disposed at the joints of the pipelines or the positions sensitive to displacement variation. The observation method adopts a precise leveling method. The base point and the nearby level point are combined to obtain an initial elevation. When in observation, each limit difference should be strictly controlled, the reading height difference of each measuring point should not exceed 0.3mm, and when the number of the observation points which are not on the level route is not more than 2, the reading of the viewpoint should be repeated after the observation points are exceeded, so as to check. The first observation should observe the measuring point twice in succession, and the difference between two elevations should be less than + -0.5 mm, takes the average value as initial value. Before construction, the initial elevation H0 of the sedimentation observation point is measured by the base point through level measurement, and the elevation measured in the construction process is Hn. The difference Δh=hn-H0 is the cumulative sedimentation value.

In one embodiment, the filling layer 3 comprises a stacked concrete layer 31 and a sand layer 32, the concrete layer 31 being arranged below the sand layer 32, and the positioning rod 41 passing through the sand layer 32 and extending into the concrete layer 31. When the positioning rod 41 is buried, the positioning rod 41 is placed in a drilled monitoring hole, the monitoring head 42 is vertically and centrally located and is guaranteed to be 2-3 centimeters lower than the ground 110, the positioning rod 41 is fixed by pouring concrete to be about 10 centimeters high, meanwhile, the protective cover 2 (equal to the ground 110) is installed, after the concrete is initially set, the sand layer 32 is filled to be 2-3 centimeters lower than the monitoring head 42, after the whole process is installed, an initial value is adopted after one month. The height of the monitoring head 42 is 20 mm-30 mm higher than the upper end face of the filling layer 3, namely, the height of the monitoring head 42 is 20 mm-30 mm higher than that of the sand layer 32, preferably 25mm, so that the sand layer 32 is prevented from interfering with the monitoring of the monitoring head 42, and the sand layer 32 can play a good stabilizing role on the positioning rod 41 and avoid inclination of the positioning rod 41.

In one embodiment, to ensure accurate monitoring of the underground pipeline 120, the lower end surface of the concrete layer 31 is disposed at the same level as the lower end surface of the underground pipeline 120 with high accuracy. The lengths of the sand layer 32 and the positioning rod 41 may be adaptively set according to practical situations, and the present utility model is not particularly limited thereto.

In an embodiment, setting the height of the monitoring head 42 too low increases the difficulty of construction and monitoring, and too high the protective cover 2 is easy to deform and damage to the monitoring head 42, which affects the accuracy of the monitoring data, when the height of the monitoring head 42 is 20 mm-30 mm lower than the protective cover 2, the construction is simpler and the monitoring head 42 can be better protected, preferably 25mm.

In one embodiment, the protection well 1 includes a mounting portion 11 and a supporting portion 12 connected to each other, the supporting portion 12 is disposed around the outer periphery of the filling layer 3, the outer diameter of the mounting portion 11 is larger than the outer diameter of the supporting portion 12, and the protection cover 2 is mounted on the mounting portion 11. A stepped surface is formed between the mounting part 11 and the supporting part 12, and a counter bore matched with the shape of the protection well 1 can be drilled at first during initial drilling so as to be convenient for placing the protection well 1, and the protection well can be supported, so that the construction is convenient and the efficiency is high.

In one embodiment, the positioning rod 41 is a screw steel, and the monitoring head 42 is a stainless steel round head. The screw-thread steel has the advantages of high hardness, good durability and good shock resistance, the stainless steel round measuring head is not easy to corrode, and the monitoring accuracy is high. Specifically, the monitoring head 42 is welded to the positioning rod 41, so that the connection is firmer and less prone to damage.

In one embodiment, the protection well 1 is a hard plastic; the protective cover 2 is also a hard plastic piece; the monitoring head 42 is made of stainless steel. The iron monitoring head 42 is easy to corrode, the monitoring precision is affected, the construction safety analysis is correspondingly affected, the iron protection well 1 and the protection cover 2 are easily damaged, and the damage can cause damage to driving and passers-by; through the visor 2, the protection well 1 of adopting the hard plastic material to and the monitoring head 42 of stainless steel material, just so can not appear corroding and influence the construction monitoring precision, visor 2 and protection well 1 easily maintain the change, also can not cause the injury to vehicle and passerby.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims (10)

1. The pipeline subsidence monitoring structure is used for monitoring the subsidence of an underground pipeline and is characterized by comprising a protection well, a protection cover, a filling layer and a monitoring piece; the ground has offered the monitoring hole downwards, the monitoring hole set up in the outside of underground pipe line, the monitoring piece include monitor head and the locating lever of vertical setting, the filling layer pack in the monitoring hole, the one end of locating lever stretches into downwards the filling layer, the other end of locating lever with the monitor head is connected, the protection well encloses to be located the periphery of filling layer, the visor install in the protection well, the visor the protection well with the filling layer encloses to be formed with and holds the chamber, the monitor head set up in hold the intracavity.

2. A pipeline settlement monitoring structure as claimed in claim 1, wherein the filler layer comprises a superimposed concrete layer and a sand layer, the concrete layer being disposed below the sand layer, the locating rod passing through the sand layer and extending into the concrete layer.

3. A pipeline settlement monitoring structure as claimed in claim 2, wherein the lower end face of the concrete layer is disposed at the same level as the lower end face of the underground pipeline.

4. The pipeline settlement monitoring structure as claimed in claim 2, wherein the height of the monitoring head is 20mm to 30mm higher than the upper end face of the sand layer.

5. A pipeline settlement monitoring structure as claimed in claim 1, wherein the height of the monitoring head is 20mm to 30mm below the protective cover.

6. The pipeline settlement monitoring structure of claim 1, wherein the protection well comprises a mounting portion and a supporting portion connected to each other, the supporting portion is provided around the outer periphery of the filling layer, the outer diameter of the mounting portion is larger than that of the supporting portion, and the protection cover is mounted on the mounting portion.

7. A pipeline settlement monitoring structure as claimed in any one of claims 1 to 6, wherein the positioning rod is screw steel and the monitoring head is a stainless steel round head.

8. The pipeline settlement monitoring structure of claim 7, wherein the monitoring head is welded to the positioning rod.

9. A pipeline settlement monitoring structure as claimed in any one of claims 1 to 6, wherein the protection well is a hard plastic; and/or the protective cover is a hard plastic piece.

10. A pipeline settlement monitoring structure as claimed in any one of claims 1 to 6, wherein the upper end face of the protective cover is arranged flush with the ground.