CN219713449U

CN219713449U - Exhaust steam connecting and guiding mechanism for throat opening of condenser

Info

Publication number: CN219713449U
Application number: CN202320775305.4U
Authority: CN
Inventors: 梁鹏
Original assignee: Jiayuguan Hongsheng Electric Heating Co ltd
Current assignee: Jiayuguan Hongsheng Electric Heating Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-09-19
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a steam exhaust connecting and guiding mechanism for a throat opening of a condenser, which comprises a condenser main body and a connecting and guiding device arranged at one end of the condenser main body, wherein one end of the condenser main body, which is far away from the connecting and guiding device, is provided with a steam inlet pipe in a penetrating way, the side wall of the condenser main body is provided with a functional interface in a penetrating way, the connecting and guiding device comprises two groups of steam exhaust pipelines, the outlet ends of the steam exhaust pipelines are provided with merging pipelines, the steam exhaust pipelines are respectively provided with a temperature and pressure reducer, and the temperature and pressure reducer is provided with a low-side pipeline. In the utility model, high-temperature steam enters from the steam inlet pipe of the condenser main body, passes through the heat exchange area inside the condenser main body and then enters the guide device to absorb heat, the high-temperature steam passes through the extension shell and enters the two exhaust steam pipelines, the low-pressure bypass steam passes through the temperature and pressure reducer and then enters the condenser, and then is led into the merging pipeline and then is led into the heat pump unit, and the heat pump unit is used for heating the heat supply network circulating water with the temperature of about 59 ℃ to about 89 ℃ under the action of driving steam, so that the recovery and the utilization of exhaust steam energy are realized.

Description

Exhaust steam connecting and guiding mechanism for throat opening of condenser

Technical Field

The utility model relates to the technical field of exhaust steam connection and introduction of thermal generator sets, in particular to a mechanism for connecting and introducing exhaust steam through a hole in the throat of a condenser.

Background

The condenser is a heat exchanger for condensing the exhaust steam of a low-pressure cylinder of a steam turbine into water, is also called a water re-heater, and is mainly used in a power device of the steam turbine and is divided into a water-cooling condenser and an air-cooling condenser.

The prior art has the following problems: in the existing water-cooling condenser, heat in circulating cooling water is directly emitted to the atmosphere through a cooling tower, and the part of energy is directly wasted, so that the power supply coal consumption is indirectly increased.

Disclosure of Invention

The utility model aims to provide a mechanism for connecting and guiding exhaust steam through a throat opening of a condenser so as to solve the problem of energy waste in the background technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steam exhaust mechanism is led in trompil of condenser throat connects, includes the condenser main part and sets up in the connecing of condenser main part one end and draw the device, the condenser main part is kept away from the one end of connecing and is worn to establish the steam inlet pipe, wears to establish the function interface on the lateral wall of condenser main part, connect and draw the device to include two sets of steam exhaust pipelines, the exit end of steam exhaust pipeline sets up the merging pipeline, sets up the temperature-reducing pressure reducer on the steam exhaust pipeline respectively, is equipped with low side pipeline on the temperature-reducing pressure reducer.

In order to further realize the utility model, one end of the condenser main body, which is connected with the guiding device, is provided with the connecting device, the connecting device is in a right trapezoid structure, a through hole is arranged on the inclined surface of the connecting device, a supporting plate is arranged on the inner side wall of the connecting device, an extension shell is arranged on the through hole, the extension shell comprises a penetrating end and a connecting end, the penetrating end penetrates into the through hole, the side wall of the penetrating end is fixedly connected with the supporting plate, and a dead steam pipeline penetrates into the connecting end. The exhaust steam pipeline is fixedly connected with the extension shell in a welded mode, the penetrating end penetrating connecting device of the extension shell is inserted into the condenser main body, the inclined surface of the extension shell is fixedly connected with the inclined surface of the connecting device in a fillet weld double-sided welded mode, and the two temperature and pressure reducers are respectively connected with the two exhaust steam pipelines in a conductive mode.

In order to further realize the utility model, the end face of the connecting end, which is connected with the penetrating end, is fixedly connected with the inclined plane of the connecting device.

In order to further realize the utility model, one end of the condenser main body, which is provided with the steam inlet pipe, is provided with the reinforcing ring, and the steam inlet pipe penetrates through the reinforcing ring.

In order to further realize the utility model, the supporting plate is a cross-shaped supporting rib plate structure. The backup pad passes through welded mode and connecting device's inside wall fixed connection, through cross support rib plate structure's backup pad and connecting device's inclined plane fixed connection, and the inclined plane plays the bearing diagonal effect.

Compared with the prior art, the utility model has the beneficial effects that:

in the utility model, high-temperature steam enters from the steam inlet pipe of the condenser main body, passes through the heat exchange area inside the condenser main body and then enters the guide device to absorb heat, the high-temperature steam passes through the extension shell and enters the two exhaust steam pipelines, the low-pressure bypass steam passes through the temperature and pressure reducer and then enters the condenser, and then is led into the merging pipeline and then is led into the heat pump unit, and the heat pump unit is used for heating the heat supply network circulating water with the temperature of about 59 ℃ to about 89 ℃ under the action of driving steam, so that the recovery and the utilization of exhaust steam energy are realized.

According to the utility model, the cold source loss in the power generation process of the steam turbine is recycled for central heating, the saved heating extraction steam is used for increasing the power generation amount, and the heat supply capacity is obviously increased and the power supply coal consumption is effectively reduced while the problems of the cold source loss in the power generation of the steam turbine and the large power supply coal consumption of the unit are solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the guiding device and the extension housing according to the present utility model;

FIG. 3 is a schematic view of the structure of the connecting device (the top wall of the connecting device is not shown);

the reference numerals have the following meanings: 1. a condenser main body; 2. a connecting device; 3. a steam inlet pipe; 4. a functional interface; 5. a dead steam pipeline; 6. merging pipelines; 7. a temperature and pressure reducer; 8. a low pressure bypass; 9. a connecting device; 10. a through hole; 11. a support plate; 12. an extension case; 13. a penetration end; 14. a connection end; 15. and a reinforcing ring.

Detailed Description

The utility model is further described below with reference to the drawings and the detailed description.

As shown in fig. 1-3, a steam condenser throat trompil connects and draws exhaust steam mechanism, include condenser main part 1 and set up in the connecing of condenser main part 1 one end draw the device 2, condenser main part 1 is kept away from the one end of connecing and is worn to establish steam inlet pipe 3, and condenser main part 1 sets up the one end of air inlet 3 pipe and sets up solid fixed ring 15, and steam inlet pipe 3 wears to locate solid fixed ring 15, wears to establish functional interface 4 on the lateral wall of condenser main part 1, connect and draw the device 2 to include two sets of exhaust steam pipelines 5, the exit end of exhaust steam pipeline 5 sets up and merges pipeline 6, and condenser main part 1 and the one end that connects and draw the device 2 to be connected set up connecting device 9, connecting device 9 are right trapezoid structure, set up through-hole 10 on the inclined plane of connecting device 9, set up backup pad 11 on the inside wall of connecting device 9, backup pad 11 is cross-shaped support rib structure, sets up extension casing 12 on the through-hole 10, and extension casing 12 is including penetrating end 13 and link 14, the terminal surface of link 14 and the one end of being connected with penetrating end 13 wears to establish functional interface 4 on the lateral wall 13, penetrating end 13 wears to locate in through-hole 10, and the lateral wall of penetrating end 13 and backup pad 11 are connected with the end 5, and are equipped with the exhaust steam pressure reducing device 7 on the pressure reducing device 7 respectively.

The functional interface 4 of the utility model is connected and communicated with the low-pressure cylinder, and then the combining pipeline 6 is connected and communicated with the heat pump unit.

Steam enters the condenser main body 1 from a steam inlet of the steam inlet pipe 3 of the condenser main body 1, sequentially passes through the connecting device 9, the penetrating end 13 and the connecting end 14, enters the exhaust steam pipeline 5 of the connecting device 2, is led into the merging pipeline 6 and then is led into the heat pump unit, and the heat pump unit is used for heating the heat supply network circulating water at about 59 ℃ to about 89 ℃ under the action of driving steam, so that the recycling of exhaust steam energy is completed. Wherein the functional interface 4 is an inspection manhole.

Claims

1. The utility model provides a condenser throat trompil connects and draws exhaust steam mechanism which characterized in that: including condenser main part (1) and set up in connecing of condenser main part (1) one end draw device (2), condenser main part (1) is kept away from the one end of connecing draw device (2) and wears to establish steam inlet pipe (3), wears to establish functional interface (4) on the lateral wall of condenser main part (1), connect draw device (2) to include two sets of exhaust steam pipeline (5), the exit end of exhaust steam pipeline (5) sets up merges pipeline (6), sets up temperature and pressure reduction ware (7) on exhaust steam pipeline (5) respectively, is equipped with low side pipeline (8) on temperature and pressure reduction ware (7).

2. The condenser throat opening exhaust steam receiving mechanism as claimed in claim 1, wherein: the condenser main part (1) and the one end that connects leading device (2) to be connected set up connecting device (9), connecting device (9) are right trapezoid structure, set up through-hole (10) on the inclined plane of connecting device (9), set up backup pad (11) on the inside wall of connecting device (9), set up on through-hole (10) and extend casing (12), extend casing (12) including penetrating end (13) and link (14), penetrate end (13) and wear to locate in through-hole (10), penetrate the lateral wall and backup pad (11) fixed connection of end (13), exhaust steam pipeline (5) wear to locate in link (14).

3. The condenser throat opening exhaust steam receiving mechanism as claimed in claim 2, wherein: the end face of the connecting end (14) connected with the penetrating end (13) is fixedly connected with the inclined plane of the connecting device (9).

4. The condenser throat opening exhaust steam receiving mechanism as claimed in claim 3, wherein: one end of the condenser main body (1) provided with a steam inlet pipe (3) is provided with a reinforcing ring (15), and the steam inlet pipe (3) is arranged in the reinforcing ring (15) in a penetrating mode.

5. The condenser throat opening exhaust steam receiving mechanism as claimed in claim 4, wherein: the supporting plate (11) is of a cross-shaped supporting rib plate structure.