CN212620203U - Air exhaust structure applied to axial exhaust type condenser - Google Patents
Air exhaust structure applied to axial exhaust type condenser Download PDFInfo
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- CN212620203U CN212620203U CN202021243787.1U CN202021243787U CN212620203U CN 212620203 U CN212620203 U CN 212620203U CN 202021243787 U CN202021243787 U CN 202021243787U CN 212620203 U CN212620203 U CN 212620203U
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Abstract
The utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, including female pipe, the intercommunication branch pipe of bleeding, the intercommunication branch pipe is installed on female pipe of bleeding to with female pipe intercommunication of bleeding, the extraction opening intercommunication on intercommunication branch pipe and the condenser casing, female pipe of bleeding is located the distal end of cooling tube bank district exhaust side, and about the axis symmetrical arrangement of steam input port. The utility model discloses the distance of noncondensable gas in the air extraction pipeline has been shortened to reduce noncondensable gas vapor lock, reached the effect of optimizing heat transfer effect.
Description
Technical Field
The utility model relates to an axial exhaust formula condenser technical field especially relates to a be applied to air exhaust structure of axial exhaust formula condenser.
Background
The air exhaust structure of the present axial exhaust type condenser is roughly divided into two types: centripetal air extraction and air extraction at the lower end of the tube bundle correspond to the water chamber structures divided into an upper half and a lower half and a left half respectively, but the two air extraction structures have defects, as shown in fig. 1, the centripetal air extraction structure has no obvious air cooling area, so that a steam baffle plate 2 is usually arranged on an air extraction pipeline in order to prevent short circuit of steam flow when the tube bundle is arranged, but more tube distribution areas are occupied, and the device is relatively uneconomical; as shown in fig. 2, although the air-extracting structure at the lower end of the tube bundle has an air-cooling zone 3, the air at the upper end of the tube bundle is difficult to extract, and the heat exchange effect of the tube bundle is indirectly influenced, thereby influencing the vacuum index of the whole condenser.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a be applied to air exhaust structure of axial exhaust formula condenser has shortened the distance of non-condensable gas in the air extraction pipeline to reduce non-condensable gas vapor lock, reached the effect of optimizing heat transfer effect.
The utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, including the condenser casing, be equipped with the steam input port on the condenser casing, install a plurality of cooling tubes in the condenser casing, the both ends of cooling tube are equallyd divide do not extend to the water indoor at condenser both ends and respectively with tube sheet sealing connection, and are a plurality of the cooling tube forms a plurality of cooling tube bank districts, including female pipe, the intercommunication branch pipe of bleeding, the intercommunication branch pipe is installed on the female pipe of bleeding, and with the female pipe intercommunication of bleeding, the intercommunication branch pipe with extraction opening intercommunication on the condenser casing.
Further, the exhaust main pipe is positioned at the far end of the exhaust side of the cooling pipe bundle area.
Further, the air exhaust main pipe is symmetrically arranged about the central axis of the steam inlet.
Further, the air exhaust main pipe is parallel to the cooling pipe.
Further, the leading-out end of the air extraction main pipe is fixed on the pipe plate on the corresponding side.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, including female pipe, the intercommunication branch pipe of bleeding, the intercommunication branch pipe is installed on female pipe of bleeding to with female pipe intercommunication of bleeding, the extraction opening intercommunication on intercommunication branch pipe and the condenser casing, female pipe of bleeding is located the distal end of cooling tube bank district exhaust side, and about the axis symmetrical arrangement of steam input port. The utility model discloses the distance of noncondensable gas in the air extraction pipeline has been shortened to reduce noncondensable gas vapor lock, reached the effect of optimizing heat transfer effect.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a schematic diagram of a conventional centripetal pumping structure;
FIG. 2 is a schematic view of a prior art lower end pumping arrangement;
fig. 3 is a schematic diagram of an air exhaust structure applied to an axial exhaust type condenser of the present invention;
fig. 4 is the utility model discloses a be applied to air exhaust structure plan view of axial exhaust formula condenser.
In the figure: 1. an air extraction opening; 2. a steam shield; 3. an air cooling zone; 4. an air exhaust main pipe; 5. communicating the branch pipes; 6. a steam input port; 7. a condenser housing; 8. cooling the tube bundle zone.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, as shown in fig. 3, fig. 4, including condenser casing 7, be equipped with steam input port 6 on the condenser casing 7, fig. 3, the arrow in fig. 4 is the steam air current, the steam air current passes through steam input port 6 and gets into the condenser, install a plurality of cooling tubes in the condenser casing 7, the both ends of cooling tube are equallyd divide do not extend to the water indoor at condenser both ends and respectively with tube sheet sealing connection, a plurality of cooling tubes form a plurality of cooling tube bank districts 8, including female pipe 4 of bleeding, intercommunication branch pipe 5 is installed on female pipe 4 of bleeding, and with female pipe 4 intercommunication of bleeding, intercommunication branch pipe 5 communicates with extraction opening 1 on the condenser casing 7.
The air extraction area formed by the extraction main pipe 4 is arranged at the far end of the steam exhaust side of the cooling tube bundle area 8. The pumping main pipe 4 is arranged symmetrically with respect to the central axis of the steam inlet 6, i.e. the pumping main pipe 4 in fig. 3 is arranged above and below with respect to the central axis of the steam inlet 6. The non-condensable gas is led to the air extraction opening 1 through the air extraction main pipe 4 and the communication branch pipe 5, and the short circuit of the steam flow is prevented. Preferably, the air exhaust main pipe 4 is parallel to the cooling pipe; the leading-out end of the air extraction main pipe 4 is fixed on the pipe plate at the corresponding side.
The utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, including female pipe, the intercommunication branch pipe of bleeding, the intercommunication branch pipe is installed on female pipe of bleeding to with female pipe intercommunication of bleeding, the extraction opening intercommunication on intercommunication branch pipe and the condenser casing, female pipe of bleeding is located the distal end of cooling tube bank district exhaust side, and about the axis symmetrical arrangement of steam input port. The utility model discloses the distance of noncondensable gas in the air extraction pipeline has been shortened to reduce noncondensable gas vapor lock, reached the effect of optimizing heat transfer effect.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a be applied to air exhaust structure of axial exhaust formula condenser, includes the condenser casing, be equipped with the steam input port on the condenser casing, install a plurality of cooling tubes in the condenser casing, the both ends of cooling tube are equallyd divide do not extend to the water indoor at condenser both ends and respectively with tube sheet sealing connection, a plurality of the cooling tube forms a plurality of cooling tube bank districts, its characterized in that: the condenser comprises a main air exhaust pipe and a communicating branch pipe, wherein the communicating branch pipe is arranged on the main air exhaust pipe and communicated with the main air exhaust pipe, and the communicating branch pipe is communicated with an air exhaust opening on a condenser shell.
2. The air extraction structure applied to the axial exhaust type condenser according to claim 1, characterized in that: the air extraction main pipe is positioned at the far end of the steam exhaust side of the cooling pipe bundle area.
3. The air extraction structure applied to the axial exhaust type condenser according to claim 1, characterized in that: the air pumping main pipe is symmetrically arranged relative to the central axis of the steam inlet.
4. The air extraction structure applied to the axial exhaust type condenser according to claim 1, characterized in that: the air extraction main pipe is parallel to the cooling pipe.
5. The air extraction structure applied to the axial exhaust type condenser according to claim 1, characterized in that: and the leading-out end of the air extraction main pipe is fixed on the pipe plate at the corresponding side.
Priority Applications (1)
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CN202021243787.1U CN212620203U (en) | 2020-06-29 | 2020-06-29 | Air exhaust structure applied to axial exhaust type condenser |
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CN202021243787.1U CN212620203U (en) | 2020-06-29 | 2020-06-29 | Air exhaust structure applied to axial exhaust type condenser |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113847823A (en) * | 2021-10-14 | 2021-12-28 | 浙江独山能源有限公司 | Centripetal type double-air-exhaust condenser based on guide plates |
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2020
- 2020-06-29 CN CN202021243787.1U patent/CN212620203U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113847823A (en) * | 2021-10-14 | 2021-12-28 | 浙江独山能源有限公司 | Centripetal type double-air-exhaust condenser based on guide plates |
CN113847823B (en) * | 2021-10-14 | 2022-03-15 | 浙江独山能源有限公司 | Centripetal type double-air-exhaust condenser based on guide plates |
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