CN216490116U - Built-in airflow flashboard structure of marine water-cooled generator - Google Patents
Built-in airflow flashboard structure of marine water-cooled generator Download PDFInfo
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- CN216490116U CN216490116U CN202122191631.4U CN202122191631U CN216490116U CN 216490116 U CN216490116 U CN 216490116U CN 202122191631 U CN202122191631 U CN 202122191631U CN 216490116 U CN216490116 U CN 216490116U
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Abstract
The utility model discloses a built-in airflow flashboard structure of a marine water-cooled generator, which solves the problem of how to reliably cut off a cooling circulation air passage of a water-cooled motor in a limited space; the device comprises a synchronous generator (1), wherein a water cooling chamber (2) is connected to the synchronous generator (1), a hot air circulation outlet (3) and a cold air circulation inlet (4) after heat exchange are respectively arranged between the synchronous generator (1) and the water cooling chamber (2), a water cooler tube bank (5) is arranged in the water cooling chamber (2), a cooling water system outside the motor is connected between a water inlet (6) and a water outlet (7) of the water cooler tube bank (5), a hinge (12) is arranged in the water cooling chamber (2) on one side of the hot air circulation outlet (3), a flip type air flow gate plate (8) is connected to the hinge, and the flip type air flow gate plate (8) is movably covered on the hot air circulation outlet (3); the utility model has simple structure and convenient assembly.
Description
Technical Field
The utility model relates to a water-cooled marine generator, in particular to an airflow flashboard arranged in a cooling chamber of the water-cooled marine generator.
Background
A large amount of heat is generated during the operation of a water-cooled generator for a ship, in order to ensure that the temperature in the generator does not exceed the limit temperature specified by the insulation heat-resisting grade, and in order to ensure the generator to reliably operate, a water cooler is generally connected to a motor shell to cool the interior of the generator; a cooling water pipe row is arranged in a water cooler shell and is communicated with an external cooling water system to form a circulating water cooling system, a ventilation system in the motor is communicated with a cooler to form a circulating air system, heat in the generator is brought into the cooler shell by circulating air and exchanges heat with cooling water in the cooling water pipe row, cooled air is recycled into a motor shell to cool the motor, circulating water absorbing heat in the pipe row flows out of the cooler to exchange heat, the water after heat exchange and cooling is recycled into the pipe row of the cooler, and the purpose of cooling the motor is achieved by circulating the way; however, when the cooling water system fails and the circulation of the cooling water in the tube bank is stopped, the hot air exhausted by the motor heats the cooling water in the tube bank to a boiling state, so that the cooling water system of the motor is directly collapsed, and the generator cannot be normally used; for this case, the existing practice is: the water cooling form of the generator is switched to the air cooling running state under the emergency state in time, and the specific method comprises the following steps: the air outlet of the motor is generally provided with a gate for cutting off the hot air discharge of the motor, the gate is composed of an airflow flashboard and an inserting slot, when a water cooling system fails, a field operator manually inserts an external airflow flashboard into the inserting slot to block hot air from entering a water cooling chamber, the external hard airflow flashboard is generally arranged outside a generator shell, the airflow flashboard is manually taken down and inserted into the inserting slot for blocking an air passage, and the operation can be smoothly carried out only by requiring an operation space of at least half the width of a base; how to accomplish the above operations in a limited space has placed demands on designers from the viewpoint of the structure of the cooling chamber.
Disclosure of Invention
The utility model provides a built-in airflow flashboard structure of a marine water-cooled generator, which solves the technical problem of how to reliably cut off a cooling circulating air passage of a water-cooled motor in a limited space.
The utility model solves the technical problems by the following technical scheme:
a built-in airflow flashboard structure of a marine water-cooled generator comprises a synchronous generator, wherein a water-cooling chamber is connected to the synchronous generator, a hot air circulation outlet and a cold air circulation inlet after heat exchange are respectively arranged between the synchronous generator and the water-cooling chamber, a water cooler tube bank is arranged in the water-cooling chamber, a cooling water system outside the motor is connected between a water inlet and a water outlet of the water cooler tube bank, a hinge is arranged in the water-cooling chamber on one side of the hot air circulation outlet, a flip type airflow flashboard is connected to the hinge, and the flip type airflow flashboard is movably covered on the hot air circulation outlet.
The flip type airflow flashboard is provided with a bolt, the side wall of the water cooling chamber above the hot air circulation outlet is provided with a socket connected with the bolt in a flip state, and when the flip type airflow flashboard is flipped, the bolt can be spliced with the socket connected with the bolt in the flip state; and a bolt connecting socket is arranged on the bottom plate in the water cooling chamber outside the hot air circulation outlet, the turning plate is put down, and when the turning plate type airflow flashboard is put down, the bolt can be plugged with the bolt connecting socket in the turning plate putting down state.
The utility model arranges the air flow gate plate for closing the hot air circulation outlet of the motor in an emergency state in the cooling chamber, and closes and opens the gate plate in the cooling chamber, thereby overcoming the defect that the traditional air flow gate plate is arranged outside the cooling chamber and needs to reserve a certain space outside the motor during operation, and being particularly suitable for the marine generator; the utility model has simple structure and convenient assembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure of the water cooling chamber 2 of the present invention;
FIG. 3 is a sectional view taken along line A-A in FIG. 2;
fig. 4 is a sectional view taken along line B-B in fig. 2.
Detailed Description
The utility model is described in detail below with reference to the accompanying drawings:
a built-in airflow flashboard structure of a marine water-cooled generator comprises a synchronous generator 1, a water-cooling chamber 2 is connected to the synchronous generator 1, a hot air circulation outlet 3 and a cold air circulation inlet 4 after heat exchange are respectively arranged between the synchronous generator 1 and the water-cooling chamber 2, a water-cooling tube bank 5 is arranged in the water-cooling chamber 2, a cooling water system outside the motor is connected between a water inlet 6 and a water outlet 7 of the water-cooling tube bank 5, a hinge 12 is arranged in the water-cooling chamber 2 on one side of the hot air circulation outlet 3, a flip-type airflow flashboard 8 is connected to the hinge 12, and the flip-type airflow flashboard 8 is movably covered on the hot air circulation outlet 3.
The flip type airflow gate plate 8 is provided with a bolt 9, the inner side wall of the water cooling chamber 2 above the hot air circulation outlet 3 is provided with a plug connecting socket 10 in a flip state, and when the flip type airflow gate plate 8 is flipped, the bolt 9 can be plugged with the plug connecting socket 10 in the flip state; a bolt connecting socket 11 in a turning-plate-down state is arranged on a bottom plate in the water cooling chamber 2 outside the hot air circulation outlet 3, and when the turning-plate-type airflow gate plate 8 is put down, the bolt 9 can be plugged with the bolt connecting socket 11 in the turning-plate-down state.
When the water cooler of the generator normally operates, the flip type airflow gate plate 8 is in a flip vertical state, and the bolt 9 on the flip type airflow gate plate 8 is inserted into the bolt connecting socket 10 in the flip state, so that the flip type airflow gate plate 8 is stable and vertical, and the hot air circulation outlet 3 is ensured to be in an open state; when the water cooling system fails and cooling water in the water cooler tube bank 5 stops circulating, the plug pin 9 is manually moved out of the plug pin connecting socket 10 in the turning-up state, the turning-cover type airflow gate plate 8 is put down, the hot air circulating outlet 3 is sealed, the plug pin 9 and the turning-plate type plug pin connecting socket 11 in the putting-down state are plugged together, and the motor is converted into an air cooling state from the water cooling state.
Claims (2)
1. A built-in airflow flashboard structure of a marine water-cooled generator comprises a synchronous generator (1), a water-cooling chamber (2) is connected to the synchronous generator (1), a hot air circulation outlet (3) and a cold air circulation inlet (4) after heat exchange are respectively arranged between the synchronous generator (1) and the water-cooling chamber (2), a water cooler tube bank (5) is arranged in the water-cooling chamber (2), a cooling water system outside the motor is connected between a water inlet (6) and a water outlet (7) of the water cooler tube bank (5), and the built-in airflow flashboard structure is characterized in that a hinge (12) is arranged in the water-cooling chamber (2) on one side of the hot air circulation outlet (3), a flip-type airflow flashboard (8) is connected to the hinge (12), and the flip-type airflow flashboard (8) is movably covered on the hot air circulation outlet (3).
2. The built-in airflow gate plate structure of the marine water-cooled generator according to claim 1, characterized in that a latch (9) is arranged on the flip-type airflow gate plate (8), a latch connecting socket (10) in a flip-up state is arranged on the inner side wall of the water cooling chamber (2) above the hot air circulation outlet (3), and when the flip-type airflow gate plate (8) is flipped up, the latch (9) can be plugged with the latch connecting socket (10) in the flip-up state; a bolt connecting socket (11) under the state that the turnover plate is put down is arranged on a bottom plate in the water cooling chamber (2) at the outer side of the hot air circulation outlet (3), and when the turnover cover type airflow flashboard (8) is put down, the bolt (9) can be plugged with the bolt connecting socket (11) under the state that the turnover plate is put down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122191631.4U CN216490116U (en) | 2021-09-10 | 2021-09-10 | Built-in airflow flashboard structure of marine water-cooled generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122191631.4U CN216490116U (en) | 2021-09-10 | 2021-09-10 | Built-in airflow flashboard structure of marine water-cooled generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216490116U true CN216490116U (en) | 2022-05-10 |
Family
ID=81436622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122191631.4U Active CN216490116U (en) | 2021-09-10 | 2021-09-10 | Built-in airflow flashboard structure of marine water-cooled generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216490116U (en) |
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2021
- 2021-09-10 CN CN202122191631.4U patent/CN216490116U/en active Active
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