CN220016377U - Well wall sealing device - Google Patents
Well wall sealing device Download PDFInfo
- Publication number
- CN220016377U CN220016377U CN202321430470.2U CN202321430470U CN220016377U CN 220016377 U CN220016377 U CN 220016377U CN 202321430470 U CN202321430470 U CN 202321430470U CN 220016377 U CN220016377 U CN 220016377U
- Authority
- CN
- China
- Prior art keywords
- baffle
- main pipe
- wall sealing
- working main
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007789 sealing Methods 0.000 title claims abstract description 37
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000004321 preservation Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 16
- 230000006378 damage Effects 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 239000003673 groundwater Substances 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model discloses a well wall sealing device, which comprises a working main pipe, a heat preservation layer, a heat preservation sleeve, a left baffle, an outer protective sleeve and a right baffle; the left baffle is arranged on the left side of the working main pipe, and the right baffle is arranged on the right side of the working main pipe; the left end of the left baffle is connected with the heat insulation sleeve, and the heat insulation layer is filled between the inner side wall of the heat insulation sleeve and the outer side wall of the working main pipe; the side face of the right side baffle, which is close to the left side baffle, is provided with the outer sheath pipe, and the inner side wall of the outer sheath pipe is positioned at the outer side of the heat insulation sleeve pipe. The technical effects achieved are as follows: the device is a well wall sealing device penetrating through a hole, which is simple in mechanism and good in sealing effect, not only can effectively prevent groundwater from invading a well chamber to damage a heat supply system and damage a heat insulation layer, but also can protect friction generated by thermal displacement of a pipeline and a well wall.
Description
Technical Field
The utility model relates to the technical field of pressure pipeline elements, in particular to a well wall sealing device, which is a device for sealing and thermally compensating a well wall via hole of a factory prefabricated thermal direct-buried pipeline.
Background
In a heating system, some parts such as valves, compensators and the like need to be used as inspection wells. When the pipeline passes through the well wall, the heat-insulating pipeline can displace with the well wall under the action of thermal expansion, and underground water can enter the well chamber through the pipeline wall-penetrating position. Groundwater can cause the destruction of certain degree to the heating facility for a long time, and heat preservation effect, corrosion steel pipe are influenced to the heat preservation layer inflow, lead to pipeline life to shorten.
Disclosure of Invention
Therefore, the utility model provides the well wall sealing device, which solves the problems in the prior art, has simple mechanism and good sealing effect, can effectively prevent groundwater from invading a well chamber to damage a heat supply system and damage a heat insulation layer, and can protect friction generated by thermal displacement of a pipeline and the well wall.
In order to achieve the above object, the present utility model provides the following technical solutions:
according to a first aspect of the utility model, a borehole wall sealing apparatus comprises a working main pipe, a heat insulation layer, a heat insulation sleeve, a left baffle, an outer protective sleeve and a right baffle;
the left baffle is arranged on the left side of the working main pipe, and the right baffle is arranged on the right side of the working main pipe;
the left end of the left baffle is connected with the heat insulation sleeve, and the heat insulation layer is filled between the inner side wall of the heat insulation sleeve and the outer side wall of the working main pipe;
the side face of the right side baffle, which is close to the left side baffle, is provided with the outer sheath pipe, and the inner side wall of the outer sheath pipe is positioned at the outer side of the heat insulation sleeve pipe.
Further, the well wall protection device further comprises a fixed wing ring, wherein the fixed wing ring is circumferentially arranged on the outer side wall of the outer protective sleeve, and the fixed wing ring is used for being poured and inlaid in the well wall to play a role in fixing.
Further, the hydraulic oil pump further comprises a reinforcing rib plate, and a plurality of reinforcing rib plates are arranged at the joint of the working main pipe and the left baffle plate.
Further, a plurality of reinforcing rib plates are distributed around the outer side wall of the working main pipe in an equally-spaced annular array.
Further, the device further comprises a compensation corrugated pipe, wherein the compensation corrugated pipe is located on the inner side of the outer protective sleeve pipe and located on the outer peripheral side of the working main pipe, one end of the compensation corrugated pipe is connected with the left side baffle, and the other end of the compensation corrugated pipe is connected with the right side baffle.
Further, the working main pipe comprises a soft heat-insulating filling layer, and a cavity between the inner side wall of the compensation corrugated pipe and the outer side wall of the working main pipe is filled with the soft heat-insulating filling layer.
Further, the device also comprises a temporary fixing device, one end of the temporary fixing device is arranged on the outer side wall of the working main pipe, and the other end of the temporary fixing device is connected to the side face of the right side baffle.
Further, the left baffle is of a circular annular sheet structure.
Further, the right baffle is of a circular annular sheet structure.
Further, the outer diameter of the right side baffle is greater than the outer diameter of the left side baffle.
The utility model has the following advantages: the device is a well wall sealing device penetrating through a hole, which is simple in mechanism and good in sealing effect, not only can effectively prevent groundwater from invading a well chamber to damage a heat supply system and damage a heat insulation layer, but also can protect friction generated by thermal displacement of a pipeline and a well wall.
Drawings
FIG. 1 is a cross-sectional view of a borehole wall sealing apparatus according to some embodiments of the present utility model.
In the figure: 1. the working main pipe, 2, the heat preservation, 3, the heat preservation sleeve, 4, the deep floor, 5, the left side baffle, 6, the outer protective sleeve, 7, the fixed wing ring, 8, the compensation bellows, 9, the right side baffle, 10, temporary fixing device.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. 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.
Example 1
As shown in fig. 1, a borehole wall sealing apparatus according to an embodiment of the first aspect of the present utility model includes a working main pipe 1, a heat insulation layer 2, a heat insulation sleeve 3, a left baffle 5, an outer protective sleeve 6, and a right baffle 9; the left side of the working main pipe 1 is provided with a left baffle 5, and the right side of the working main pipe 1 is provided with a right baffle 9; the left end of the left baffle 5 is connected with a heat insulation sleeve 3, and a heat insulation layer 2 is filled between the inner side wall of the heat insulation sleeve 3 and the outer side wall of the working main pipe 1; the side face of the right baffle plate 9, which is close to the left baffle plate 5, is provided with an outer protective sleeve 6, and the inner side wall of the outer protective sleeve 6 is positioned at the outer side of the heat insulation sleeve 3.
In the above embodiment, it should be noted that, through the heat insulation layer 2 arranged in the heat insulation sleeve 3, sealing treatment is realized, and the heat insulation sleeve 3 is internally embedded with the sealing tape for combining polyethylene and polyurethane with the heat insulation layer 2 to seal water insulation effect; the heat preservation layer 2 is the outer end of the prefabricated pipe fitting well, and is connected with the working main pipe 1 in a heat preservation way, so that the construction is convenient and simple.
The technical effects achieved by the embodiment are as follows: the device is a well wall sealing device penetrating through a hole, which is simple in mechanism and good in sealing effect, not only can effectively prevent groundwater from invading a well chamber to damage a heat supply system and damage a heat insulation layer, but also can protect friction generated by thermal displacement of a pipeline and a well wall.
Example 2
As shown in fig. 1, a well wall sealing device comprises the whole content of embodiment 1, and in addition, the well wall sealing device further comprises a fixed wing ring 7, wherein the fixed wing ring 7 is circumferentially arranged on the outer side wall of the outer protective sleeve 6, the fixed wing ring 7 is used for being embedded in a well wall to play a role in fixing, the fixed wing ring 7 is welded on the outer protective sleeve 6, and only an inner main pipeline is used when the fixed well wall sealing device is integrally cast with the well wall to generate a position.
The technical effects achieved by the embodiment are as follows: the fixed wing ring 7 arranged on the outer side wall of the outer protective sleeve 6 plays a role in fixing the well wall integrally when the well is built; the outer sheath tube 6 is connected with the fixed wing ring 7 to penetrate through the well wall to improve the internal components of the strength protection device.
Example 3
As shown in fig. 1, the borehole wall sealing device comprises the whole content of the embodiment 2, and further comprises reinforcing rib plates 4, wherein a plurality of reinforcing rib plates 4 are arranged at the joint of the working main pipe 1 and the left baffle plate 5.
Optionally, a plurality of reinforcing ribs 4 are distributed in an annular array at equal intervals around the outer side wall of the working main pipe 1.
The technical effects achieved by the embodiment are as follows: by arranging the reinforcing rib plates 4, the mechanical strength of the joint of the device working main pipe 1 and the left baffle plate 5 is remarkably improved.
Example 4
As shown in fig. 1, a well wall sealing device comprises the whole content of embodiment 3, and in addition, a compensating corrugated pipe 8, wherein the compensating corrugated pipe 8 is positioned on the inner side of an outer protective sleeve 6, the compensating corrugated pipe 8 is positioned on the outer peripheral side of a working main pipe 1, one end of the compensating corrugated pipe 8 is connected with a left baffle 5, the other end of the compensating corrugated pipe 8 is connected with a right baffle 9, and the compensating corrugated pipe 8 compensates for thermal expansion displacement and is connected with an inner ring plate and an outer ring plate to prevent water intrusion.
Optionally, the device further comprises a soft heat-insulating filling layer, and a cavity between the inner side wall of the compensation corrugated pipe 8 and the outer side wall of the working main pipe 1 is filled with the soft heat-insulating filling layer.
The technical effects achieved by the embodiment are as follows: by arranging the built-in compensation corrugated pipe 8, the thermal displacement compensation effect and the sealing effect are achieved by connecting the built-in corrugated pipe with the built-in annular plate.
Example 5
As shown in fig. 1, a borehole wall sealing apparatus includes the whole contents of embodiment 4, and in addition, a temporary fixing device 10, wherein one end of the temporary fixing device 10 is installed on the outer side wall of the working main pipe 1, and the other end of the temporary fixing device 10 is connected to the side surface of the right baffle 9.
The technical effects achieved by the embodiment are as follows: the temporary fixing device 10 is connected with the working main pipe 1 and the right baffle plate 9, the displacement is adjusted to achieve the temporary fixing effect, and the well wall sealing device is removed after being installed.
Example 6
As shown in fig. 1, a borehole wall sealing apparatus includes the whole contents of example 5, except that the left baffle 5 has a circular annular sheet-like structure.
Optionally, the right baffle 9 is a circular annular sheet structure.
Optionally, the outer diameter of the right side baffle 9 is larger than the outer diameter of the left side baffle 5.
The technical effects achieved by the embodiment are as follows: the above arrangement ensures the standardization of the device.
In the description of the present utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. 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" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other 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 the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
In the description of the present specification, a description referring to terms "embodiment one", "embodiment two", "example", "specific example", or "some examples", etc., means that a specific method, apparatus, or feature described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, methods, apparatus, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.
Claims (10)
1. The well wall sealing device is characterized by comprising a working main pipe (1), a heat preservation layer (2), a heat preservation sleeve (3), a left baffle (5), an outer protective sleeve (6) and a right baffle (9);
the left side of the working main pipe (1) is provided with the left baffle (5), and the right side of the working main pipe (1) is provided with the right baffle (9);
the left end of the left baffle (5) is connected with the heat-insulating sleeve (3), and a heat-insulating layer (2) is filled between the inner side wall of the heat-insulating sleeve (3) and the outer side wall of the working main pipe (1);
the side face of the right baffle (9) close to the left baffle (5) is provided with the outer protective sleeve (6), and the inner side wall of the outer protective sleeve (6) is positioned at the outer side of the heat insulation sleeve (3).
2. A well wall sealing device according to claim 1, further comprising a fixed wing ring (7), wherein the fixed wing ring (7) is circumferentially arranged on the outer side wall of the outer protective sleeve (6), and the fixed wing ring (7) is used for being embedded in the well wall for fixing.
3. A borehole wall sealing apparatus according to claim 2, further comprising reinforcing ribs (4), wherein a plurality of reinforcing ribs (4) are provided at the junction of the main working pipe (1) and the left side baffle (5).
4. A borehole wall sealing apparatus according to claim 3, wherein a plurality of said reinforcing ribs (4) are distributed in an equally spaced annular array around the outer side wall of said main working pipe (1).
5. A borehole wall sealing apparatus according to claim 4, further comprising a compensating bellows (8), said compensating bellows (8) being located inside said outer jacket tube (6), said compensating bellows (8) being located on the outer peripheral side of said main working tube (1), one end of said compensating bellows (8) being connected to said left side baffle (5), the other end of said compensating bellows (8) being connected to said right side baffle (9).
6. A borehole wall sealing arrangement according to claim 5, further comprising a soft insulation filling layer, wherein the cavity between the inner side wall of the compensating bellows (8) and the outer side wall of the working main pipe (1) is filled with the soft insulation filling layer.
7. A borehole wall sealing apparatus according to claim 6, further comprising a temporary fixing means (10), one end of the temporary fixing means (10) being mounted on the outer side wall of the working main pipe (1), the other end of the temporary fixing means (10) being connected to the side of the right side barrier (9).
8. A borehole wall sealing arrangement according to claim 1, characterized in that the left side baffle (5) is of a circular sheet-like structure.
9. A borehole wall sealing apparatus according to claim 8, characterized in that the right side baffle (9) is of annular sheet-like construction.
10. A borehole wall sealing arrangement according to claim 9, characterized in that the outer diameter of the right side baffle (9) is larger than the outer diameter of the left side baffle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430470.2U CN220016377U (en) | 2023-06-06 | 2023-06-06 | Well wall sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430470.2U CN220016377U (en) | 2023-06-06 | 2023-06-06 | Well wall sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016377U true CN220016377U (en) | 2023-11-14 |
Family
ID=88681434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321430470.2U Active CN220016377U (en) | 2023-06-06 | 2023-06-06 | Well wall sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016377U (en) |
-
2023
- 2023-06-06 CN CN202321430470.2U patent/CN220016377U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |