CN219083813U

CN219083813U - Water supplementing device of thermodynamic system

Info

Publication number: CN219083813U
Application number: CN202223416919.8U
Authority: CN
Inventors: 刘经纶
Original assignee: Suzhou Xinsanke Power Equipment Co ltd
Current assignee: Suzhou Xinsanke Power Equipment Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-26
Anticipated expiration: 2032-12-20

Abstract

The utility model provides a water supplementing device of a thermodynamic system, and relates to the field of water resource application. The water replenishing device of the thermodynamic system comprises a desalting water tank, a water feeding pump, a water replenishing valve, a condenser and a condenser hot well, wherein a bent pipe is arranged between the water feeding pump and the water replenishing valve, and a round groove is formed in the top of the bent pipe. This heating power system's moisturizing device, time controller control moisturizing valve work is closed, and the inside in exhaust in-process of condenser does not have water to get into, and the inside water of return bend gets into the inside temporary storage of supporting water tank through the circular slot, and reset spring rebound promotes the movable plate, and the inside water of elasticity water pocket rebound pulling movable plate makes the inside water of elasticity water pocket flow back to the return bend inside through the circular slot. Only the working state of the water supplementing valve needs to be controlled, the inside of the condenser can be exhausted on the premise that the waste of the internal water entering the condenser is avoided, and the economic loss and the water resource waste caused by the internal exhaust of the condenser are reduced.

Description

Water supplementing device of thermodynamic system

Technical Field

The utility model relates to a water supplementing device, in particular to a water supplementing device of a thermodynamic system, and belongs to the technical field of water resource application.

Background

The water supplementing device is very important in the operation process of the power plant, timely water supplementing is very important to the balance of the steam-water system of the unit, but the supplemented desalted water can carry oxygen into the steam-water system for various reasons, and the water supplementing is simply poured into the system from the water supplementing pipe in the traditional water supplementing mode.

Current patent application number: the utility model of 202120469056.7 discloses a deoxidizing and water supplementing device of a thermodynamic system, which comprises a desalting water tank, a condenser hot well and a deoxidizer, wherein water supplementing connecting rods are fixedly connected to two sides of an inner cavity of the condenser.

The technology can be used for pumping out gas through the vacuum pump in the application process, so that the water supplementing device is stopped, water waste is reduced, the work of the water supplementing device is influenced, or the whole water supplementing device continuously works, but atomized water is wasted, and water resource waste is caused.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to solve the problems by providing the water supplementing device of the thermodynamic system, so as to solve the problems that in the prior art, air is pumped out through a vacuum pump, at the moment, the water supplementing device is stopped to work, water waste is reduced, the work of the water supplementing device is influenced, or the whole water supplementing device continuously works, but atomized water is wasted, and water resources are wasted.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a heating power system's moisturizing device, includes desalting water tank, feed pump, moisturizing valve, condenser and condenser hot well, be provided with the return bend between feed pump and the moisturizing valve, the circular slot has been seted up at the return bend top, the circular slot top is provided with movable plate and two reset springs, the cover is equipped with auxiliary water tank in the movable plate outside, only needs control moisturizing valve's operating condition, can be under the extravagant prerequisite of inside water that avoids getting into the condenser, exhaust the condenser inside, reduce economic loss and the water resource waste that the inside exhaust of condenser caused, fixedly connected with elasticity water pocket between movable plate and the return bend, moisturizing valve one side fixedly connected with time controller.

Preferably, a water pumping pipe is arranged between the demineralized water tank and the water feeding pump, a water feeding pipe is arranged between the condenser and the water supplementing valve, water in the demineralized water tank is pumped by the water feeding pump, and the water feeding pump is conveyed into the condenser through the bent pipe, the water supplementing valve and the water feeding pipe to be atomized for supplementing water.

Preferably, the condenser hot well is arranged at the bottom of the condenser, one side of the condenser hot well is provided with the deaerator and the low-temperature heater, water is treated by the condenser hot well, the deaerator and the low-temperature heater and finally returns to the boiler for heat exchange, and at the moment, non-condensable gas in the condenser can be pumped out by the vacuum pump, so that advanced deaeration is realized.

Preferably, the auxiliary water tank is fixedly connected to the top of the bent pipe, the circular groove is formed in the bottom of the movable plate, and the water supplementing valve is closed in a working mode, so that water in the bent pipe enters the auxiliary water tank through the circular groove for temporary storage.

Preferably, the two return springs are fixedly connected between the movable plate and the auxiliary water tank, the return springs are arranged at the top of the movable plate, and the return springs rebound to push the movable plate, so that water in the elastic water bag flows back into the bent pipe through the circular groove.

Preferably, the limiting pipe is fixedly connected to the top of the moving plate, the limiting rod is arranged inside the limiting pipe, the moving of the moving plate is limited through the cooperation of the limiting rod and the limiting pipe, the moving of the moving plate inside the auxiliary water tank is ensured to be stable, and the limiting rod is fixedly connected with the auxiliary water tank.

Preferably, a water supply pump is fixedly connected to one side of the top of the demineralized water tank, a water supply pipe is connected with a water supply system, the time controller is used for controlling the water supply pump to work at regular time, the water supply pump is used for supplementing water source into the demineralized water tank, and the water supply pump is provided with the water supply pipe.

The utility model provides a water supplementing device of a thermodynamic system, which has the following beneficial effects:

1. this heating power system's moisturizing device, the vacuum pump during operation of time controller control condenser installation can synchronous control moisturizing valve work close, and the inside in exhaust in-process of condenser does not have water to get into, and the inside water of return bend gets into the inside temporary storage of supporting water tank through the circular slot, and reset spring rebound promotes the movable plate, and the elasticity water pocket rebound pulls the movable plate, makes the inside water of elasticity water pocket flow back to the return bend inside through the circular slot. Only the working state of the water supplementing valve needs to be controlled, the inside of the condenser can be exhausted on the premise that the waste of the internal water entering the condenser is avoided, and the economic loss and the water resource waste caused by the internal exhaust of the condenser are reduced.

2. According to the water supplementing device of the thermodynamic system, the limiting rod and the limiting pipe are matched to limit the movement of the moving plate, so that the moving plate is ensured to move stably in the auxiliary water tank. And install working shaft and delivery pipe at demineralized water tank top, can be connected delivery pipe and water supply system, make time controller timing control working shaft work, make the working shaft supply water source to the inside supplementary water source of demineralized water tank.

Drawings

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

FIG. 2 is a schematic view of the structure of the elbow of the present utility model;

FIG. 3 is a schematic view of the structure of the supporting water tank of the present utility model;

fig. 4 is a schematic structural view of the moving plate of the present utility model.

In the figure: 1. a desalting water tank; 2. a water pumping pipe; 3. a water feed pump; 5. bending the pipe; 6. a water supply pipe; 7. a condenser; 8. a condenser hot well; 9. a moving plate; 10. an elastic water bag; 11. a return spring; 12. a water supply pump; 13. a water supply pipe; 14. an auxiliary water tank; 15. a water replenishing valve; 16. a time controller; 17. a circular groove; 18. a limit rod; 19. and a limiting tube.

Detailed Description

The embodiment of the utility model provides a water supplementing device of a thermodynamic system.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, including the desalination tank 1, the feed pump 3, the moisturizing valve 15, condenser 7 and condenser hot well 8, be provided with return bend 5 between feed pump 3 and the moisturizing valve 15, be provided with feed pump 12 in one side fixedly connected with in desalination tank 1 top, feed pump 12 installs delivery pipe 13, install drinking-water pipe 2 between desalination tank 1 and the feed pump 3, install feed pipe 6 between condenser 7 and the moisturizing valve 15, condenser hot well 8 installs in condenser 7 bottom, condenser hot well 8 one side is provided with oxygen-eliminating device and low temperature heater, circular slot 17 has been seted up at return bend 5 top, circular slot 17 top is provided with movable plate 9 and two reset springs 11, two reset springs 11 are all fixedly connected with between movable plate 9 and auxiliary water tank 14, reset spring 11 sets up in movable plate 9 top, the cover is equipped with auxiliary water tank 14 in the outside movable plate 9, auxiliary water tank 14 is fixedly connected with 5 top, circular slot 17 sets up in movable plate 9 bottom, movable plate 9 top fixedly connected with spacing pipe 19, spacing pipe 19 inside is provided with the return bend 18, spacing valve 14 is fixedly connected with spacing switch 10 and auxiliary water supply valve 14, spacing switch 15 fixedly connects between one side of spacing switch 15.

Specifically, in the operation process of the thermal power plant, timely water supplementing is very important to the steam-water system balance of the unit, water in the desalting water tank 1 is pumped by the water feeding pump 3, the water feeding pump 3 is conveyed to the inside of the condenser 7 through the bent pipe 5, the water supplementing valve 15 and the water feeding pipe 6, the water becomes vaporific water supplementing, oxygen in water mist is more beneficial to precipitating after absorbing heat in the condenser 7, the water is treated by the condenser thermal well 8, the deaerator and the low-temperature heater, and finally returns to the boiler for heat exchange, and then non-condensable gas in the condenser 7 can be pumped by the vacuum pump, so that advanced deaeration is realized. The above is the patent application number: 202120469056.7, the disclosure of which is not discussed herein.

A time controller 16 is fixedly connected to one side of the water supplementing valve 15, and when the time controller 16 controls the vacuum pump installed on the condenser 7 to work, the water supplementing valve 15 is synchronously controlled to work and close. At this time, no water enters the condenser 7 in the exhaust process. The water supply pump 3 which continues to work is matched with the bent pipe 5 through the water suction pipe 2, and the water in the desalting water tank 1 is conveyed to the water supplementing valve 15, and the water in the bent pipe 5 enters the auxiliary water tank 14 through the circular groove 17 for temporary storage because the water supplementing valve 15 is closed. The water entering the inside of the supporting water tank 14 pushes the moving plate 9 to move inside of the supporting water tank 14, so that the elastic water bladder 10 is inflated and the return spring 11 is compressed.

After the inside of the condenser 7 is exhausted, the time controller 16 controls the water supplementing valve 15 to stop working and open, so that the bent pipe 5 is communicated with the time controller 16 through the water supplementing valve 15, and water is conveyed into the condenser 7. At this time, the return spring 11 rebounds to push the moving plate 9, and the elastic water bag 10 rebounds to pull the moving plate 9, so that the water in the elastic water bag 10 flows back into the bent pipe 5 through the circular groove 17. Only the working state of the water supplementing valve 15 needs to be controlled, the inside of the condenser 7 can be exhausted on the premise that the waste of the internal water entering the condenser 7 is avoided, and the economic loss and the water resource waste caused by the internal exhaust of the condenser 7 are reduced.

And the elastic water bag 10 fixedly connected between the movable plate 9 and the bent pipe 5 can ensure that water in the water supplementing device formed by connecting the desalting water tank 1, the water pumping pipe 2, the water feeding pump 3, the bent pipe 5, the water supplementing valve 15, the condenser 7, the condenser hot well 8 and the like is sealed, so that the water is prevented from being polluted during the exhaust of the condenser 7.

The top of the movable plate 9 is fixedly connected with a limiting pipe 19, a limiting rod 18 is arranged inside the limiting pipe 19, and the movement of the movable plate 9 is limited by matching the limiting rod 18 with the limiting pipe 19, so that the movable plate 9 is ensured to move stably inside the supporting water tank 14. The water supply pump 12 and the water supply pipe 13 are installed on the top of the demineralized water tank 1, and the water supply pipe 13 can be connected with a water supply system, so that the time controller 16 can control the water supply pump 12 to work at regular time, and the water supply pump 12 can supplement water source for the demineralized water tank 1.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a heating power system's moisturizing device, includes desalting water tank (1), feed pump (3), moisturizing valve (15), condenser (7) and condenser hot well (8), its characterized in that: be provided with return bend (5) between feed pump (3) and moisturizing valve (15), circular slot (17) have been seted up at return bend (5) top, circular slot (17) top is provided with movable plate (9) and two reset springs (11), movable plate (9) outside cover is equipped with supporting water tank (14), fixedly connected with elasticity water pocket (10) between movable plate (9) and return bend (5), moisturizing valve (15) one side fixedly connected with time controller (16).

2. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: a water pumping pipe (2) is arranged between the demineralized water tank (1) and the water feeding pump (3), and a water feeding pipe (6) is arranged between the condenser (7) and the water supplementing valve (15).

3. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: the condenser thermal well (8) is arranged at the bottom of the condenser (7), and one side of the condenser thermal well (8) is provided with a deaerator and a low-temperature heater.

4. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: the auxiliary water tank (14) is fixedly connected to the top of the bent pipe (5), and the circular groove (17) is formed in the bottom of the movable plate (9).

5. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: the two return springs (11) are fixedly connected between the movable plate (9) and the auxiliary water tank (14), and the return springs (11) are arranged at the top of the movable plate (9).

6. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: the top of the movable plate (9) is fixedly connected with a limiting pipe (19), a limiting rod (18) is arranged inside the limiting pipe (19), and the limiting rod (18) is fixedly connected with the auxiliary water tank (14).

7. A water replenishment device for a thermodynamic system as claimed in claim 1, wherein: the water supply pump (12) is fixedly connected to one side of the top of the demineralized water tank (1), and the water supply pipe (13) is arranged on the water supply pump (12).