CN220451888U - Hole structure for enhancing freezing effect and freezing device - Google Patents
Hole structure for enhancing freezing effect and freezing device Download PDFInfo
- Publication number
- CN220451888U CN220451888U CN202321831205.5U CN202321831205U CN220451888U CN 220451888 U CN220451888 U CN 220451888U CN 202321831205 U CN202321831205 U CN 202321831205U CN 220451888 U CN220451888 U CN 220451888U
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- Prior art keywords
- pipeline
- enhancing
- hole structure
- freezing effect
- freezing
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- 230000008014 freezing Effects 0.000 title claims abstract description 42
- 238000007710 freezing Methods 0.000 title claims abstract description 42
- 230000000694 effects Effects 0.000 title claims abstract description 38
- 230000002708 enhancing effect Effects 0.000 title claims abstract description 33
- 239000002689 soil Substances 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 238000005057 refrigeration Methods 0.000 claims abstract description 5
- 238000005452 bending Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical group O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 10
- 238000004891 communication Methods 0.000 abstract description 5
- 239000012267 brine Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a hole structure for enhancing a freezing effect and a freezing device, wherein the hole structure for enhancing the freezing effect comprises a protective door, and a duct piece is arranged on the protective door; the pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein the first pipeline and the second pipeline are respectively arranged at two sides of the protective door, and one ends of the first pipeline and the second pipeline are respectively used for connecting a return circuit of the refrigerating device; and two ends of the third pipeline are respectively connected with the other ends of the first pipeline and the second pipeline, and the third pipeline is arranged between the pipe piece and the frozen soil. Through setting up pipe-line system on the guard gate, pipe-line system external freezing brine forms refrigeration cycle, makes its stable horn mouth frozen soil and the temperature between the section of jurisdiction, when the secret digs the communication channel, can effectively reduce horn mouth because of the phenomenon such as long-time exposure temperature rise, and does not influence guard gate holistic security.
Description
Technical Field
The utility model relates to the technical field of shield tunnels, in particular to a tunnel portal structure for enhancing a freezing effect and a freezing device.
Background
The communication channel is a fire evacuation and tunnel drainage engineering structure positioned between tunnels. The tunnel usually adopts a brine refrigeration method, water in soil around the tunnel to be excavated is frozen into ice and is cemented with the soil to form a frozen soil wall or a closed frozen soil body according to a designed contour, the frozen soil wall or the closed frozen soil body is used for resisting soil pressure and isolating groundwater, excavation construction is carried out under the protection of the frozen soil wall, although integral support is required during the excavation, the loss of cooling in the excavation process is serious, especially the exposure time of a flare opening is too long, the thawing is too fast, and the collapse and leakage of the flare opening are caused.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the hole structure for enhancing the freezing effect, which can effectively reduce the phenomena of rising of the horn mouth due to long-time exposure temperature, and the like, and does not influence the overall safety of the protective door.
The utility model also provides a refrigerating device comprising the hole structure for enhancing the freezing effect.
According to an embodiment of the first aspect of the present utility model, an opening structure for enhancing a freezing effect includes:
the protective door is provided with duct pieces;
the pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein the first pipeline and the second pipeline are respectively arranged at two sides of the protective door, and one ends of the first pipeline and the second pipeline are respectively used for connecting a return circuit of the refrigerating device; and
and two ends of the third pipeline are respectively connected with the other ends of the first pipeline and the second pipeline, and the third pipeline is arranged between the pipe piece and the frozen soil.
According to the first aspect of the utility model, the hole structure for enhancing the freezing effect has at least the following beneficial effects: through setting up pipe-line system on the guard gate, pipe-line system external freezing brine forms refrigeration cycle, makes its stable horn mouth frozen soil and the temperature between the section of jurisdiction, when the secret digs the communication channel, can effectively reduce horn mouth because of the phenomenon such as long-time exposure temperature rise, and does not influence guard gate holistic security.
According to the hole structure for enhancing the freezing effect disclosed by the embodiment of the first aspect of the utility model, the third pipeline is fixed on the duct piece through the bending piece.
According to the opening structure for enhancing the freezing effect, which is disclosed by the embodiment of the first aspect of the utility model, the bending piece is a U-shaped bending piece.
According to the tunnel portal structure for enhancing the freezing effect in the first aspect of the present utility model, at least two third pipelines are provided, one end of one of the third pipelines is used for connecting with the first pipeline, the other end of the other third pipeline is provided with a first joint, one end of the other third pipeline is used for connecting with a second pipeline, the other end of the other third pipeline is provided with a second joint, and the adjacent third pipelines are connected with each other through the first joint and the second joint.
According to the hole structure for enhancing the freezing effect, which is disclosed by the embodiment of the first aspect of the utility model, the first joint is a high-pressure joint, and the second joint is a threaded joint.
According to the opening structure for enhancing the freezing effect, the left side and the right side of the protective door are respectively provided with the open holes, the open holes on the left side are used for welding the first pipeline, and the open holes on the right side are used for welding the second pipeline.
According to the hole structure for enhancing the freezing effect, which is disclosed by the embodiment of the first aspect of the utility model, the third pipeline is a cloth clamping pipe.
According to the opening structure for enhancing the freezing effect, which is an embodiment of the first aspect of the present utility model, the first pipeline and the second pipeline are seamless steel pipes.
According to the opening structure for enhancing the freezing effect of the embodiment of the first aspect of the present utility model, the specifications of the first pipeline, the second pipeline and the third pipeline are DN150.
An embodiment of a refrigeration apparatus according to a second aspect of the present utility model includes: an opening structure for enhancing the freezing effect according to an embodiment of the first aspect of the present utility model.
It will be appreciated that the refrigerating apparatus according to the second embodiment of the present utility model has the technical effects of the hole structure for enhancing the freezing effect according to the first embodiment of the present utility model, and thus will not be described in detail.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a front view of a protective door according to an embodiment of the present utility model;
fig. 3 is a front view of a channel according to an embodiment of the present utility model.
Reference numerals:
the device comprises a protective door 10, frozen soil 11, a second joint 12, a second pipeline 13, a first pipeline 14, a third pipeline 15, a duct piece 16, a first joint 17 and a bending piece 18.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element 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 application.
In the description of the present application, the meaning of several is one or more, the meaning of a plurality is at least two, greater than, less than, exceeding, etc. is understood to not include the present number, and above, below, within, etc. is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art after combining the specific contents of the technical solutions.
Referring to fig. 1 to 3, the hole structure for enhancing the freezing effect of the first aspect of the present application is applied to enhancing the freezing effect of the bell mouth of the communication channel, and the hole structure for enhancing the freezing effect includes a protection door 10 and a pipe system.
Wherein the protective door 10 is provided with duct pieces 16; the pipeline system comprises a first pipeline 14, a second pipeline 13 and a third pipeline 15, wherein the first pipeline 14 and the second pipeline 13 are respectively arranged at two sides of the protective door 10, and one ends of the first pipeline 14 and the second pipeline 13 are respectively used for connecting a return circuit of the refrigerating device; and both ends of the third pipeline 15 are respectively connected with the other ends of the first pipeline 14 and the second pipeline 13, and the third pipeline 15 is arranged between the pipe piece 16 and the frozen soil 11.
Referring to fig. 1 to 3, in the opening structure for enhancing freezing effect according to the first aspect of the present application, by setting a pipe system on the protection door 10, the pipe system is externally connected with frozen brine to form a freezing cycle, so that the pipe system stabilizes the temperature between the flare frozen soil 11 and the pipe piece 16, and when the communication channel is dug, phenomena such as rising of the flare due to long-time exposure temperature can be effectively reduced, and the overall safety of the protection door 10 is not affected.
In some embodiments of the present application, the third conduit 15 is secured to the tube sheet 16 by a crimp 18. Preferably, the bending member 18 is a U-shaped bending member 18.
It will be appreciated that the third pipe 15 is used to ensure the freezing effect of the frozen soil 11, so that in order to ensure that the third pipe 15 is able to be in continuous contact with the frozen soil 11, the third pipe 15 is secured by the bend 18 to the inner segment 16 of the passageway. Considering the pipe wall structure of the third pipeline 15, the bending piece 18 is set to be U-shaped, so that the pipe wall is attached by utilizing the arc-shaped groove, and the pipe piece 16 is fixed by utilizing the two ends of the bending piece 18, so that the field installation is convenient. Specifically, the bending members 18 are disposed in plural, and each bending member 18 is disposed at intervals along the extending direction of the third pipe 15, so as to ensure the fixing effect.
In some embodiments of the present application, the third pipes 15 are provided with at least two, one end of one of the third pipes 15 is used for connecting the first pipe 14, the other end of the other third pipe 15 is provided with the first joint 17, one end of the other third pipe 15 is used for connecting the second pipe 13, the other end of the other third pipe 15 is provided with the second joint 12, and the adjacent third pipes 15 are connected to each other through the first joint 17 and the second joint 12. Preferably, the first connector 17 is a high pressure connector and the second connector 12 is a threaded connector.
It will be appreciated that at least two third pipes 15 are provided for respectively connecting the first pipe 14 and the second pipe 13 on the protective door 10, wherein the first joint 17 and the second joint 12 are used for connecting the adjacent third pipes 15, so that the third pipes 15 can adapt to the duct piece 16 and the protective door 10 to be smoothly extended. Wherein the side close to the first pipe 14 is used for accessing the outgoing path of the frozen brine, thus configuring a high-pressure joint, while the threaded joint can be conveniently connected with the high-pressure joint, so that both adaptations can guarantee the installation quality.
In some embodiments of the present application, the left and right sides of the protective door 10 are provided with openings, respectively, the left opening is used for welding the first pipe 14, and the right opening is used for welding the second pipe 13. It will be appreciated that the number of openings in the protective door 10 is at least two, the protective door 10 openings are located on either side of the door frame, and the first and second conduits 14, 13 are welded to the door frame at the location of the preformed openings, thereby simplifying the field installation of the conduit system.
In some embodiments of the present application, the third conduit 15 is a pinch tube and the first conduit 14 and the second conduit 13 are seamless steel tubes. Preferably, the first, second and third pipes 14, 13 and 15 are all of DN150.
More specifically, the opening structure for strengthening freezing effect of this application embodiment of the first aspect, including the DN150 seamless steel pipe on the left side of the guard gate, DN150 seamless steel pipe on the right side of the guard gate, DN150 presss from both sides the cloth pipe, its key technology is that 1 seamless steel pipe of door frame left and right sides of guard gate 10 respectively welds, the outer seamless steel pipe of left side door frame is used for inserting frozen brine and goes to the way, the outer seamless steel pipe of right side survey door frame is used for inserting frozen brine return circuit, it installs between section of jurisdiction 16 and frozen soil 11 on the horn mouth temporary support to press from both sides the cloth pipe, press from both sides the both ends of cloth pipe and connect respectively on the inside seamless steel pipe of guard gate 10, form frozen brine circulation system, make its stable horn mouth frozen soil 11 and the temperature between the section of jurisdiction 16, can not rise because of the temperature, cause dangerous cases such as gush water sand when guaranteeing to dig.
Referring to fig. 1 to 3, the refrigerating device according to the second aspect of the present application may be a device for refrigerating by using frozen brine, and the refrigerating device includes the hole structure for enhancing the freezing effect according to the first aspect of the present application, and the refrigerating device and the hole structure form a frozen brine circulation system, so that the refrigerating device stabilizes the temperature between the horn mouth frozen soil 11 and the duct piece 16, and the hidden digging is ensured not to cause dangerous situations such as water gushing and sand gushing due to temperature rise.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application.
Claims (10)
1. An opening structure for strengthening freeze effect for consolidate frozen soil, its characterized in that includes:
the protective door is provided with duct pieces;
the pipeline system comprises a first pipeline, a second pipeline and a third pipeline, wherein the first pipeline and the second pipeline are respectively arranged at two sides of the protective door, and one ends of the first pipeline and the second pipeline are respectively used for connecting a return circuit of the refrigerating device; and
and two ends of the third pipeline are respectively connected with the other ends of the first pipeline and the second pipeline, and the third pipeline is arranged between the pipe piece and the frozen soil.
2. The hole structure for enhancing a freezing effect according to claim 1, wherein: the third pipeline is fixed on the duct piece through a bending piece.
3. The hole structure for enhancing a freezing effect according to claim 2, wherein: the bending piece is a U-shaped bending piece.
4. The hole structure for enhancing a freezing effect according to claim 1, wherein: the third pipeline is provided with at least two pipelines, one end of one of the third pipelines is used for being connected with the first pipeline, the other end of the other one of the third pipelines is provided with a first joint, one end of the other one of the third pipelines is used for being connected with the second pipeline, the other end of the other one of the third pipelines is provided with a second joint, and the adjacent third pipelines are connected with each other through the first joint and the second joint.
5. The hole structure for enhancing a freezing effect according to claim 4, wherein: the first joint is a high-pressure joint, and the second joint is a threaded joint.
6. The hole structure for enhancing a freezing effect according to claim 1, wherein: the left side and the right side of the protective door are respectively provided with an opening, the left side of the opening is used for welding the first pipeline, and the right side of the opening is used for welding the second pipeline.
7. The hole structure for enhancing a freezing effect according to claim 1, wherein: the third pipeline is a cloth clamping pipe.
8. The hole structure for enhancing a freezing effect according to claim 7, wherein: the first pipeline and the second pipeline are seamless steel pipes.
9. The hole structure for enhancing a freezing effect according to claim 8, wherein: the first pipeline, the second pipeline and the third pipeline are all DN150 in specification.
10. A refrigeration device, comprising: an opening structure for enhancing a freezing effect as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831205.5U CN220451888U (en) | 2023-07-12 | 2023-07-12 | Hole structure for enhancing freezing effect and freezing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831205.5U CN220451888U (en) | 2023-07-12 | 2023-07-12 | Hole structure for enhancing freezing effect and freezing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220451888U true CN220451888U (en) | 2024-02-06 |
Family
ID=89727360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321831205.5U Active CN220451888U (en) | 2023-07-12 | 2023-07-12 | Hole structure for enhancing freezing effect and freezing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220451888U (en) |
-
2023
- 2023-07-12 CN CN202321831205.5U patent/CN220451888U/en active Active
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