CN210738565U - Freezing device with flow direction switching function for freezing method construction - Google Patents
Freezing device with flow direction switching function for freezing method construction Download PDFInfo
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- CN210738565U CN210738565U CN201920916592.XU CN201920916592U CN210738565U CN 210738565 U CN210738565 U CN 210738565U CN 201920916592 U CN201920916592 U CN 201920916592U CN 210738565 U CN210738565 U CN 210738565U
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Abstract
The utility model discloses a freezing device is used in freezing method construction with flow direction switches function, including connecting gradually the freezer that forms the return circuit, delivery pipe, series connection freezing pipeline and wet return, series connection freezing pipeline is including inserting a plurality of cryotubs with freezing soil body in the soil body, is connected with the series connection pipe between the adjacent cryotubs, head end cryovial and water piping connection, and the tail end cryovial is connected with the wet return, is equipped with between delivery pipe and the wet return to be used for switching the flow direction switching assembly of cold water among the series connection freezing pipeline. The utility model discloses have the flow direction and switch the function so that make freezing more even.
Description
Technical Field
The utility model relates to a freeze construction technical field, especially relate to a freezing device is used in freezing method construction with flow direction switches function.
Background
Since the birth of the construction technology of the freezing method, the freezing method has the outstanding advantages of strong impermeability, high strength of the frozen soil body, environmental protection, no pollution and the like, and is widely applied to engineering construction of subways, deep foundation pits, mines and the like.
At present, often establish ties many cryovials during water supply, cold water is one-way flow, because cryovial length is longer, behind the refrigerated water got into first cryovial, the continuous intensification of stream flow leads to the heat absorption to slowly reduce, and the freezing speed constantly slows down, and it is inhomogeneous to freeze along the journey.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide one kind and have the flow direction and switch the function so that freezing more even has the freezing device for the freezing method construction that the flow direction switches the function.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a freezing device is used in freezing method construction with flow direction switches function, is including connecting gradually freezer, delivery pipe, the freezing pipeline of establishing ties and wet return that form the return circuit, the freezing pipeline of establishing ties is including inserting a plurality of cryotubs in order to freeze the soil body in the soil body, is connected with the series connection pipe between the adjacent cryotubs, head end cryovial with supply pipe connection, tail end cryovial with wet return is connected, be equipped with between delivery pipe and the wet return and be used for switching cold water flow direction's among the freezing pipeline of establishing ties flow direction switches the subassembly.
As a further improvement of the above technical solution:
the flow direction switching assembly comprises a first switching pipeline and a second switching pipeline, a first pipe connecting port and a second pipe connecting port are arranged on the water supply pipe, the first pipe connecting port is located between the freezer and the second pipe connecting port, a third pipe connecting port and a fourth pipe connecting port are arranged on the water return pipe, the fourth pipe connecting port is located between the freezer and the third pipe connecting port, one end of the first switching pipeline is connected with the first pipe connecting port, the other end of the first switching pipeline is connected with the third pipe connecting port, one end of the second switching pipeline is connected with the second pipe connecting port, the other end of the second switching pipeline is connected with the fourth pipe connecting port, and valves are arranged on the first switching pipeline, the water supply pipe, the first pipe connecting port and the second pipe connecting port, and the water return pipe, the third pipe connecting port and the fourth pipe connecting port.
Each the equal both ends of freezer pipe are sealed and first end seal and have been seted up first connector and second connector, first connector connection has wears to locate in the freezer pipe and extend to stretching into the pipe of freezer pipe second end, the series connection union coupling is between the second connector of preceding freezer pipe and the first connector of a back freezer pipe, the first connector of head end freezer pipe with supply pipe connection, the second connector of tail end freezer pipe with wet return connection.
One end of the extending pipe, which is close to the second end of the freezing pipe, is provided with an inclined opening.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses freezing device is used in freezing method construction with flow direction switches function is including connecting gradually freezer, delivery pipe, the freezing pipeline of establishing ties and wet return in return circuit, and the freezing pipeline of establishing ties is including a plurality of cryovials with freezing soil body in can inserting the soil body, is connected with the series connection pipe between the adjacent cryovial, head end cryovial and delivery union coupling, and the tail end cryovial is connected with the wet return, is equipped with between delivery pipe and the wet return to be used for switching the flow direction switching assembly of cold rivers in the freezing pipeline of establishing ties. During the use, all cryovials are buried in the soil body at intervals, the adjacent cryovials in front and back are communicated through the series connection pipe to form a series connection freezing pipeline, the freezer is started, cold water of the freezer sequentially passes through the water supply pipe, the series connection freezing pipeline and the water return pipe and then returns to the freezer, so that the soil body is frozen, the flow direction switching component plays a role in switching the flow direction of the cold water in the series connection freezing pipeline, the flow direction of the cold water in the series connection freezing pipeline can be adjusted according to fixed time, the temperature of the cold water in the series connection freezing pipeline is more uniform, and the heat absorption of each flow section is more uniform. The freezing device has a flow direction switching function, so that the freezing of the soil body is more uniform.
Drawings
Fig. 1 is a schematic structural view of a freezing apparatus for freezing method construction having a flow direction switching function according to the present invention.
Fig. 2 is a schematic view of a cross-sectional structure of a freezing pipe in the freezing apparatus for freezing method construction having a flow direction switching function of the present invention.
Fig. 3 is a schematic perspective view of a freezing pipe in the freezing apparatus for freezing method construction according to the present invention having a flow direction switching function.
The reference numerals in the figures denote:
1. a freezer; 2. a water supply pipe; 21. a first nozzle; 22. a second nozzle opening; 3. serially connecting freezing pipelines; 31. a freezing pipe; 311. a first connection port; 312. a second connection port; 313. extending the tube; 314. an angled port; 32. a pipe is connected in series; 34. a sealing block; 4. a water return pipe; 41. a third nozzle; 42. a fourth nozzle; 5. a soil body; 61. a first switching conduit; 62. a second switching conduit; 63. and (4) a valve.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples.
As shown in fig. 1 to 3, the freezing device for freezing construction with flow direction switching function according to the present embodiment includes a freezer 1, a water supply pipe 2, a freezing pipeline 3 and a water return pipe 4 connected in series to form a loop, the freezing pipeline 3 includes a plurality of freezing pipes 31 capable of being inserted into a soil body 5 to freeze the soil body 5, a series pipe 32 is connected between adjacent freezing pipes 31, the first freezing pipe 31 is connected to the water supply pipe 2, the tail freezing pipe 31 is connected to the water return pipe 4, and a flow direction switching component for switching the flow direction of cold water in the freezing pipeline 3 is provided between the water supply pipe 2 and the water return pipe 4. When the refrigerating system is used, all the refrigerating pipes 31 are embedded in the soil body 5 at intervals, the refrigerating pipes 31 adjacent to each other in the front and back are communicated through the series pipe 32 to form the series refrigerating pipeline 3, the freezer 1 is started, cold water of the freezer 1 sequentially passes through the water supply pipe 2, the series refrigerating pipeline 3 and the water return pipe 4 and then returns to the freezer 1, so that the soil body 5 is refrigerated, the flow direction switching component has a switching effect on the flow direction of the cold water in the series refrigerating pipeline 3, the flow direction of the cold water in the series refrigerating pipeline 3 can be adjusted according to fixed time, the temperature of the cold water in the series refrigerating pipeline 3 is more uniform, and the heat absorption of each flow path section is. The freezing device has a flow direction switching function so that the freezing of the soil body 5 is more uniform.
In this embodiment, the flow direction switching component includes a first switching pipeline 61 and a second switching pipeline 62, a first nozzle 21 and a second nozzle 22 are arranged on the water supply pipe 2, the first nozzle 21 is located between the freezer 1 and the second nozzle 22, a third nozzle 41 and a fourth nozzle 42 are arranged on the water return pipe 4, the fourth nozzle 42 is located between the freezer 1 and the third nozzle 41, one end of the first switching pipeline 61 is connected with the first nozzle 21, the other end is connected with the third nozzle 41, one end of the second switching pipeline 62 is connected with the second nozzle 22, the other end is connected with the fourth nozzle 42, a valve 63 is arranged on the first switching pipeline 61, on the second switching pipeline 62, the water supply pipe 2 is arranged between the first nozzle 21 and the second nozzle 22, and the water return pipe 4 is arranged between the third nozzle 41 and the fourth nozzle 42. When cold water flows in the forward direction, namely, the valves 63 on the first switching pipeline 61 and the second switching pipeline 62 are both closed, the valves 63 between the first pipe connecting port 21 and the second pipe connecting port 22 and between the third pipe connecting port 41 and the fourth pipe connecting port 42 are both opened, and cold water in the freezer 1 flows in from the head end and the tail end of the series freezing pipeline 3 through the water supply pipe 2 and then returns to the freezer 1 through the water return pipe 4. When cold water flows in the reverse direction, that is, the valves 63 on the first switching pipeline 61 and the second switching pipeline 62 are both opened, the valves 63 between the first pipe connecting port 21 and the second pipe connecting port 22 and between the third pipe connecting port 41 and the fourth pipe connecting port 42 are both closed, cold water in the freezer 1 flows into the first switching pipeline 61 through the top section of the water supply pipe 2 and the first pipe connecting port 21, flows into the tail end and flows out of the head end of the series freezing pipeline 3 through the third pipe connecting port 41 and the bottom section of the water return pipe 4, and returns to the freezer 1 through the bottom section of the water supply pipe 2, the second pipe connecting port 22, the second switching pipeline 62, the fourth pipe connecting port 42 and the top section of the water return pipe 4.
In this embodiment, both ends of each freezing pipe 31 are sealed, and the seal of the first end is provided with a first connection port 311 and a second connection port 312, the first connection port 311 is connected with an extending pipe 313 which penetrates through the freezing pipe 31 and extends to the second end of the freezing pipe 31, the series pipe 32 is connected between the second connection port 312 of the previous freezing pipe 31 and the first connection port 311 of the subsequent freezing pipe 31, the first connection port 311 of the head-end freezing pipe 31 is connected with the water supply pipe 2, and the second connection port 312 of the tail-end freezing pipe 31 is connected with the water return pipe 4. In the structure, both ends of a freezing pipe 31 are provided with a sealing block 34, an extending pipe 313 is spaced from the second end of the freezing pipe 31, a first connecting port 311 and a second connecting port 312 are both arranged on the sealing block 34, when the refrigerator is used, the water outlet end of the refrigerator 1 is connected with the first connecting port 311 of the head-end freezing pipe 31 through a water supply pipe 2, the water return end of the refrigerator 1 is connected with the second connecting port 312 of the tail-end freezing pipe 31 through a water return pipe 4, when cold water in the refrigerator 1 enters the freezing pipe 31 through the water supply pipe 2, the cold water enters the freezing pipe 31 along the extending pipe 313, then flows from the bottom of the freezing pipe 31 to the top of the freezing pipe 31 along the space between the freezing pipe 31 and the water supply pipe 2, absorbs heat along the way, when the cold water in the refrigerator 1 enters the freezing pipe 31 through the water return pipe 4, the cold water flows from the top of the freezing pipe 31 to the bottom of the freezing pipe 31 along the space between the freezing pipe 31 and the water, absorbs heat therealong and then flows out through the inlet pipe 313.
In this embodiment, an inclined port 314 is disposed at an end of the extending pipe 313 near the second end of the freezing pipe 31, so that water in the extending pipe 313 can flow in and out conveniently.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (4)
1. A freezing device with a flow direction switching function for freezing method construction is characterized in that: including connecting gradually freezer (1), delivery pipe (2), series connection freezing pipeline (3) and wet return (4) that form the return circuit, series connection freezing pipeline (3) are including inserting in soil body (5) with a plurality of cryovial (31) of freezing soil body (5), are connected with between adjacent cryovial (31) and establish ties pipe (32), head end cryovial (31) with delivery pipe (2) are connected, tail end cryovial (31) with wet return (4) are connected, be equipped with between delivery pipe (2) and wet return (4) and be used for switching the flow direction switching component of cold water flow direction in series connection freezing pipeline (3).
2. The freezing apparatus for freezing construction with flow direction switching function according to claim 1, wherein: the flow direction switching assembly comprises a first switching pipeline (61) and a second switching pipeline (62), a first pipe connecting port (21) and a second pipe connecting port (22) are arranged on the water supply pipe (2), the first pipe connecting port (21) is located between the freezer (1) and the second pipe connecting port (22), a third pipe connecting port (41) and a fourth pipe connecting port (42) are arranged on the water return pipe (4), the fourth pipe connecting port (42) is located between the freezer (1) and the third pipe connecting port (41), one end of the first switching pipeline (61) is connected with the first pipe connecting port (21), the other end of the first switching pipeline is connected with the third pipe connecting port (41), one end of the second switching pipeline (62) is connected with the second pipe connecting port (22), the other end of the second switching pipeline is connected with the fourth pipe connecting port (42), the first switching pipeline (61), the second switching pipeline (62), the water supply pipe (2) is located between the first pipe connecting port (21) and the second pipe connecting port (22), and the water return pipe connecting port (22) Valves (63) are arranged between the third pipe connecting port (41) and the fourth pipe connecting port (42) of the water pipe (4).
3. The freezing apparatus for freezing construction with flow direction switching function according to claim 1 or 2, wherein: each freezing pipe (31) is sealed at both ends and has been provided with first connector (311) and second connector (312) on the seal of first end, first connector (311) are connected with and wear to locate in freezing pipe (31) and extend into pipe (313) that stretches into of freezing pipe (31) second end, series connection pipe (32) are connected between second connector (312) of preceding freezing pipe (31) and first connector (311) of the last freezing pipe (31), first connector (311) of head end freezing pipe (31) with delivery pipe (2) are connected, second connector (312) of tail end freezing pipe (31) with wet return (4) are connected.
4. The freezing apparatus for freezing construction with flow direction switching function according to claim 3, wherein: an inclined opening (314) is formed in one end, close to the second end of the freezing pipe (31), of the extending pipe (313).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916592.XU CN210738565U (en) | 2019-06-18 | 2019-06-18 | Freezing device with flow direction switching function for freezing method construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916592.XU CN210738565U (en) | 2019-06-18 | 2019-06-18 | Freezing device with flow direction switching function for freezing method construction |
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| CN210738565U true CN210738565U (en) | 2020-06-12 |
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| CN201920916592.XU Active CN210738565U (en) | 2019-06-18 | 2019-06-18 | Freezing device with flow direction switching function for freezing method construction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159273A (en) * | 2019-06-18 | 2019-08-23 | 中国水利水电第八工程局有限公司 | It is a kind of with flowing to the construction freezing method of handoff functionality with every leaky refrigerating plant |
| CN117073304A (en) * | 2023-07-05 | 2023-11-17 | 广东华隧高科建设有限公司 | Brine forward and backward circulation device and refrigerator |
-
2019
- 2019-06-18 CN CN201920916592.XU patent/CN210738565U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159273A (en) * | 2019-06-18 | 2019-08-23 | 中国水利水电第八工程局有限公司 | It is a kind of with flowing to the construction freezing method of handoff functionality with every leaky refrigerating plant |
| CN110159273B (en) * | 2019-06-18 | 2024-05-14 | 中国水利水电第八工程局有限公司 | Leakage-proof type refrigerating device with flow direction switching function for freezing method construction |
| CN117073304A (en) * | 2023-07-05 | 2023-11-17 | 广东华隧高科建设有限公司 | Brine forward and backward circulation device and refrigerator |
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