CN213955289U

CN213955289U - Improved structure of temperature and pressure reducer of condenser

Info

Publication number: CN213955289U
Application number: CN202023107105.7U
Authority: CN
Inventors: 董兴柏
Original assignee: Jiangsu Bosheng Power Equipment Co ltd
Current assignee: Jiangsu Bosheng Power Equipment Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-13
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a condenser temperature and pressure reduction ware improves structure relates to condenser technical field. The utility model discloses a casing and transport pipe, the inner wall of casing from left to right is fixed with cooling tube, protection casing and throttle plate, and the upper end of the fixed atomising head of protection casing inner wall is fixed with the connecting pipe, the connecting pipe runs through the upper end of casing, the upper end of casing is fixed with the cooling water admission pipe, and the lower extreme of casing from left to right is fixed with cooling water discharge pipe and drain pipe in proper order, be fixed with the relief pressure valve on the transport pipe. Can carry the cooling tube with water through cooling water admission pipe and cooling water discharge pipe in, then utilize the temperature of hot transferability can tentatively reduce steam, then the water pump is pumped and is sent water to the atomising head blowout through the connecting pipe, and the temperature of steam can further be reduced to spun water, and two-stage cooling effect is better, later can tentatively reduce pressure through the throttle plate, further reduces pressure through the relief pressure valve afterwards, and two-stage decompression effect is all good.

Description

Improved structure of temperature and pressure reducer of condenser

Technical Field

The utility model relates to a condenser technical field specifically is a condenser temperature and pressure reducer improves structure.

Background

The condenser is a heat exchanger for condensing the exhaust steam of the steam turbine into water, and is also called a water re-condenser. The condenser is mainly used in a steam turbine power device and is divided into a water-cooling condenser and an air-cooling condenser. The condenser can condense the exhaust steam of the turbine into water for reuse by the boiler, and can establish vacuum and maintain the vacuum at the exhaust steam part of the turbine. When the condenser is used, a temperature and pressure reducer is needed, and as the name suggests, high-temperature and high-pressure steam is reduced into low-pressure and low-temperature steam which can be used by customers. Taking a superheater outlet of a boiler as an example, steam generated by the boiler passes through the superheater outlet to a steam turbine to do work, the steam turbine has a range requirement on the entering steam parameters, and if the steam parameters of the superheater outlet exceed the required high limit of the steam turbine, the steam turbine is damaged. So the parameters must be reduced to the applicable range by the temperature and pressure reducing device.

At present, the existing condenser temperature and pressure reducing device only has a single structure for temperature and pressure reduction, the effect is not good, the limitation is large, and the requirement in actual use cannot be met, so that the technology capable of being improved is urgently needed on the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a condenser temperature and pressure reducer improves structure has multistage temperature and pressure reduction and trouble autoalarm's characteristics.

(II) technical scheme

In order to solve the technical problem, the utility model provides a condenser temperature and pressure reducer improves structure, including casing and transport pipe, the inner wall of casing from left to right is fixed with cooling tube, protection casing and throttle plate, and the upper end of the fixed atomising head of protection casing inner wall is fixed with the connecting pipe, the connecting pipe runs through the upper end of casing, the upper end of casing is fixed with the cooling water admission pipe, and the lower extreme of casing from left to right is fixed with cooling water discharge pipe and drain pipe in proper order, be fixed with the relief pressure valve on the transport pipe.

Furthermore, the left end and the right end of the shell are respectively provided with a steam inlet pipe and a steam outlet pipe, and the right end of the steam outlet pipe is fixed with the conveying pipe.

Furthermore, a baffle is fixed on the lower inner wall of the shell, and a temperature sensor is fixed on the upper inner wall of the shell.

Further, an air pressure sensor is fixed on the inner wall of the conveying pipe.

Furthermore, an audible and visual alarm is fixed at the upper end of the shell, and an observation window is fixed at the front end of the shell.

Furthermore, a controller is fixed at the front end of the shell, the output end of the controller is electrically connected with the input end of the audible and visual alarm, and the input end of the controller is electrically connected with the output ends of the temperature sensor and the air pressure sensor.

The above technical scheme of the utility model has following profitable technological effect: the utility model discloses the inner wall of the casing that sets up is fixed with the cooling tube from left to right, and the upper end of the atomising head that the protection casing inner wall is fixed with the connecting pipe, can carry water in the cooling tube through cooling water inlet tube and cooling water discharge pipe, then utilize the transmissibility of heat can tentatively reduce the temperature of steam, then can connect the connecting pipe with the water pipe, later through the water pump with water pump to send to the atomising head blowout, the temperature of steam can further be reduced to the spun water, it is better through two-stage cooling effect, then the inner wall of the casing that the utility model sets up is fixed with the throttle plate, and be fixed with the relief pressure valve on the conveying pipe, can tentatively reduce pressure through the throttle plate, then further reduce pressure through the relief pressure valve, two-stage decompression effect is all good, afterwards the utility model sets up the upper inner wall of casing is fixed with temperature sensor, and the inner wall of conveying pipe is fixed with baroceptor, but through temperature sensor and atmospheric pressure sensor real-time detection temperature and atmospheric pressure, the controller can automatic control audible-visual annunciator remind people when temperature and atmospheric pressure are unusual, is convenient for people in time handle the trouble, reduces the loss.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a formal schematic diagram of the present invention;

fig. 3 is a schematic structural view of the protective cover of the present invention.

Reference numerals:

1. a housing; 2. a steam inlet pipe; 3. a steam discharge pipe; 4. a cooling tube; 5. a cooling water discharge pipe; 6. a cooling water inlet pipe; 7. a protective cover; 8. a connecting pipe; 9. a spray head; 10. a drain pipe; 11. an audible and visual alarm; 12. a temperature sensor; 13. a baffle plate; 14. a throttle plate; 15. a transport pipe; 16. a pressure reducing valve; 17. an air pressure sensor; 18. a controller; 19. and (4) an observation window.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 3, the utility model relates to an improved structure of a condenser temperature and pressure reducer, which comprises a shell 1 and a conveying pipe 15, wherein the left end and the right end of the shell 1 are respectively provided with a steam inlet pipe 2 and a steam outlet pipe 3, the steam inlet pipe 2 and the steam outlet pipe 3 facilitate the inlet and outlet of steam, the right end of the steam outlet pipe 3 is fixed with the conveying pipe 15, the inner wall of the shell 1 is fixed with a cooling pipe 4, a protective cover 7 and a throttle plate 14 from left to right, the temperature can be conveniently reduced by the cooling pipe 4, the pressure of the steam is reduced by the resistance of the throttle plate 14, the upper end of an atomizing head 9 fixed on the inner wall of the protective cover 7 is fixed with a connecting pipe 8, the atomized liquid sprayed by the atomizing head 9 is convenient for cooling, the connecting pipe 8 penetrates through the upper end of the shell 1, the upper end of the shell 1 is fixed with a cooling water inlet pipe 6, the cooling water inlet pipe 6 facilitates the inlet and outlet of cooling water, the lower end of the shell 1 is sequentially fixed with a cooling water outlet pipe 5 and a drain pipe 10 from left to right, the cooling water inlet pipe 6 is convenient for the cooling water to enter and exit, the water discharge pipe 10 can discharge the water sprayed by the spray head 9, the delivery pipe 15 is fixed with a pressure reducing valve 16, and the pressure reducing valve 16 is convenient for pressure reduction.

As shown in fig. 1, a baffle 13 is fixed on the lower inner wall of the housing 1, the baffle 13 has a blocking effect, so that water can be prevented from entering the transport pipe 15, and a temperature sensor 12 is fixed on the upper inner wall of the housing 1, so that the temperature sensor 12 can detect the temperature of steam in real time.

Wherein, as shown in figure 1, an air pressure sensor 17 is fixed on the inner wall of the conveying pipe 15, and the air pressure sensor 17

The pressure of the steam can be detected in real time.

Wherein as shown in fig. 1-3, audible-visual annunciator 11 is fixed with in the upper end of casing 1, audible-visual annunciator 11 of switch on can send out the alarm sound, be convenient for remind people to break down, and the front end of casing 1 is fixed with observation window 19, observation window 19 is glass, permeable observation window 19 runs through the inside condition of casing 1, the front end of casing 1 is fixed with controller 18, and controller 18's output and audible-visual annunciator 11's input electric connection, controller 18's input and temperature sensor 12 and pressure sensor 17's output electric connection.

The working principle is as follows: the external power supply is connected, steam firstly enters the shell 1 through the steam inlet pipe 2, then cooling water is introduced into the cooling pipe 4 through the cooling water inlet pipe 6, the temperature of the steam can be preliminarily reduced by utilizing the heat transmissibility of the cooling water in the cooling pipe 4, the cooling water can be discharged through the cooling water discharge pipe 5 after the temperature is reduced, then the connecting pipe 8 is connected with a water pump and a water source, the water is pumped to the spray head 9 through the connecting pipe 8 through the water pump and then is sprayed out of the spray head 9, the temperature of the steam can be further reduced by the sprayed water, during pressure reduction, the steam can firstly pass through the throttle plate 14, the pressure of the steam is reduced by the resistance of the throttle plate 14, then the pressure is further reduced through the pressure reducing valve 16, the temperature sensor 12 and the pressure sensor 17 can detect the temperature and the air pressure in real time during the temperature and pressure reduction processes, when the temperature or the air pressure is abnormal, the controller 18 can automatically connect the power supply of the acousto-optic alarm 11, the audible and visual alarm 11 which is connected with the power supply can give out sound to remind people, so that the operators can deal with the faults in time.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a condenser temperature and pressure reduction ware improves structure, includes casing (1) and transport pipe (15), its characterized in that: the inner wall of casing (1) from left to right is fixed with cooling tube (4), protection casing (7) and throttle plate (14), and the upper end of the atomising head (9) of protection casing (7) inner wall fixation is fixed with connecting pipe (8), the upper end of casing (1) is run through in connecting pipe (8), the upper end of casing (1) is fixed with cooling water admission pipe (6), and the lower extreme of casing (1) from left to right is fixed with cooling water discharge pipe (5) and drain pipe (10) in proper order, be fixed with relief pressure valve (16) on transport pipe (15).

2. The improved structure of the temperature and pressure reducing device of the condenser as claimed in claim 1, wherein the left end and the right end of the casing (1) are respectively provided with a steam inlet pipe (2) and a steam outlet pipe (3), and the right end of the steam outlet pipe (3) is fixed with a transport pipe (15).

3. The improved structure of the temperature and pressure reducing device of the condenser is characterized in that a baffle (13) is fixed on the lower inner wall of the shell (1), and a temperature sensor (12) is fixed on the upper inner wall of the shell (1).

4. The improved structure of the temperature and pressure reducing device of the condenser as claimed in claim 1, wherein an air pressure sensor (17) is fixed on the inner wall of the transportation pipe (15).

5. The improved structure of the temperature and pressure reducing device of the condenser is characterized in that an audible and visual alarm (11) is fixed at the upper end of the shell (1), and an observation window (19) is fixed at the front end of the shell (1).

6. The improved structure of the temperature and pressure reducing device for the condenser as claimed in claim 1, wherein a controller (18) is fixed at the front end of the casing (1), the output end of the controller (18) is electrically connected with the input end of the audible and visual alarm (11), and the input end of the controller (18) is electrically connected with the output ends of the temperature sensor (12) and the air pressure sensor (17).