CN217274075U

CN217274075U - A blowdown flash tank for electricity generation sewage discharge

Info

Publication number: CN217274075U
Application number: CN202220376911.4U
Authority: CN
Inventors: 张伟康
Original assignee: Xinghua Zhongwei Machinery Co ltd
Current assignee: Xinghua Zhongwei Machinery Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-23
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to a sewage treatment technical field, and a blowdown flash tank for electricity generation sewage discharge is disclosed, the bottom fixed mounting of blowdown flash tank has the waste pipe, the inside fixed mounting of waste pipe has the fixed plate, be provided with the heat sink on the fixed plate, the heat sink specifically includes axis of rotation one, the one end fixed mounting of axis of rotation one has conical gear one, conical gear one's below is provided with conical gear two, intermeshing between conical gear one and the conical gear two, conical gear two's bottom fixed mounting has the connecting axle, conical gear one's bottom fixed mounting has the lead screw that comes and goes, the cover is equipped with and comes and goes the fly leaf that the lead screw matches on the outer wall of lead screw. This kind of a blowdown flash vessel for electricity generation sewage discharge, the setting through the heat sink makes the waste heat water that the inside separation of blowdown flash vessel produced the refrigerated efficiency before the system of launching through the waste water pipe row higher, has improved entire system's operating efficiency, has strengthened the practicality of device.

Description

A blowdown flash tank for electricity generation sewage discharge

Technical Field

The utility model relates to a sewage treatment technical field specifically is a blowdown flash tank for electricity generation sewage discharge.

Background

As is known, the continuous blowdown expander is also called a continuous blowdown expander, is connected with a continuous blowdown port of a boiler, is used for reducing pressure and expanding volume of continuous blowdown of the boiler, blowdown water is subjected to adiabatic expansion and separation in the continuous blowdown expander into secondary steam and waste hot water, the secondary steam and the waste hot water are subjected to expansion, pressure reduction and heat exchange in the expander and then discharged, the secondary steam is led out by a special pipeline, and the waste hot water is automatically discharged through a floating ball liquid level valve or an overflow regulating valve. Waste hot water just can discharge into the lower water system after need cool off after discharging, and current waste hot water cools off through the cooling tank, and this kind of cooling method area is great and cooling efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a blowdown flash tank for electricity generation sewage discharge to solve the problem that the background art provided.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a blowdown flash tank for electricity generation sewage discharge, including the blowdown flash tank, the bottom fixed mounting of blowdown flash tank has the waste pipe, the inside fixed mounting of waste pipe has the fixed plate, be provided with the heat sink on the fixed plate, the heat sink specifically includes axis of rotation one, the one end fixed mounting of axis of rotation one has conical gear one, conical gear one's below is provided with conical gear two, intermeshing between conical gear one and the conical gear two, conical gear two's bottom fixed mounting has the connecting axle, the connecting axle runs through the below that extends to the fixed plate through the fixed plate, conical gear one's bottom fixed mounting has the lead screw that comes and goes, the cover is equipped with the fly leaf that matches with the lead screw that comes and goes on the outer wall of lead screw.

Preferably, a bearing used for connecting the fixing plate and the connecting shaft is arranged between the fixing plate and the connecting shaft, and the fixing plate and the connecting shaft are movably connected through the bearing.

Preferably, a plurality of through holes are formed in the movable plate in a penetrating manner.

Preferably, a stop block is fixedly mounted at the bottom of the reciprocating lead screw.

Preferably, the other end of the first rotating shaft extends to the outside of the wastewater pipe through a corresponding circular hole in the wastewater pipe, a motor is fixedly mounted at a position corresponding to the first rotating shaft on the outer wall of the wastewater pipe, and the output end of the motor is fixedly connected with the first rotating shaft.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of a blowdown flash tank for electricity generation sewage discharge, the setting through heat sink makes the waste heat water that the inside separation of blowdown flash tank produced the refrigerated efficiency before the sewer system is arranged into through the waste water pipe higher, has improved entire system's operating efficiency, has strengthened the practicality of device.

2. This kind of a blowdown flash tank for electricity generation sewage discharge, the bottom symmetry fixed mounting of fixed plate has two gusset plates for the fixed plate is fixed more stably in the inside of waste pipe, has further improved the stability after the installation of whole heat sink.

Drawings

Fig. 1 is a schematic view of the overall structure of the main body of the present invention;

FIG. 2 is a schematic sectional view of the structure of the wastewater pipe of the present invention;

FIG. 3 is a schematic view of the structure of the cooling device of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a blowdown flash tank; 2. a waste pipe; 3. a fixing plate; 4. a cooling device; 401. a first rotating shaft; 402. a first conical gear; 403. a second bevel gear; 404. a connecting shaft; 405. a reciprocating lead screw; 406. a motor; 407. a movable plate; 408. a blocking block; 409. a through hole; 5. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a blowdown flash tank for power generation sewage discharge includes a blowdown flash tank 1, a waste water pipe 2 is fixedly installed at the bottom of the blowdown flash tank 1, a fixing plate 3 is fixedly installed inside the waste water pipe 2, a cooling device 4 is installed on the fixing plate 3, the cooling device 4 specifically includes a first rotating shaft 401, a first conical gear 402 is fixedly installed at one end of the first rotating shaft 401, a second conical gear 403 is installed below the first conical gear 402, the first conical gear 402 and the second conical gear 403 are meshed with each other, a connecting shaft 404 is fixedly installed at the bottom of the second conical gear 403, the connecting shaft 404 penetrates through the fixing plate 3 and extends to the lower side of the fixing plate 3, a reciprocating screw 405 is fixedly installed at the bottom of the first conical gear 402, and a movable plate 407 matched with the reciprocating screw 405 is sleeved on the outer wall of the reciprocating screw 405.

Further, as shown in fig. 2 and 4, a bearing 5 for connecting the fixing plate 3 and the connecting shaft 404 is disposed between the fixing plate 3 and the connecting shaft 404, the fixing plate 3 and the connecting shaft 404 are movably connected through the bearing 5, and the fixing plate 3 and the connecting shaft 404 can be stably connected under the action of the bearing 5 and the connecting shaft 404 can flexibly rotate.

Further, as shown in fig. 2 and 3, a plurality of through holes 409 are formed through the movable plate 407, and after the waste hot water passes through the through holes 409 of the movable plate 407, the water flow of the waste hot water is divided into a plurality of fine flows, so as to further increase the contact area between the waste hot water and the air.

Further, as shown in fig. 3, a stopper 408 is fixedly installed at the bottom of the reciprocating screw 405, and the stopper 408 is disposed to prevent the movable plate 407 from falling off when moving on the outer wall of the reciprocating screw 405.

Further, as shown in fig. 2, the other end of the first rotating shaft 401 extends to the outside of the wastewater pipe 2 through a corresponding circular hole in the wastewater pipe 2, a motor 406 is fixedly mounted at a position on the outer wall of the wastewater pipe 2 corresponding to the first rotating shaft 401, the output end of the motor 406 is fixedly connected with the first rotating shaft 401, and the motor 406 provides driving force for the operation of the temperature reducing device 4, so that the operation efficiency of the temperature reducing device 4 is improved.

The working principle is as follows: when the waste hot water cooling device is used, the separated waste hot water in the sewage flash tank 1 needs to be cooled and then is discharged into a sewer system, when the waste hot water flows into the waste water pipe 2 from the inside of the sewage flash tank 1, the motor 406 is started to enable the first conical gear 402 and the second conical gear 403 to drive the connecting shaft 404 to rotate through meshing, when the connecting shaft 404 rotates, the movable plate 407 arranged on the outer wall of the reciprocating screw 405 moves up and down in the waste water pipe 2, when the waste hot water passes through the temperature reduction device 4, the contact area of the waste hot water and air is increased in the relative movement of the movable plate 407 and the waste hot water, meanwhile, after the waste hot water passes through the through hole 409 in the movable plate 407, the water flow of the waste hot water is divided into multiple strands of fine flows, the contact area of the waste hot water and the air is further increased, and the cooling efficiency of the discharged waste hot water is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a blowdown flash tank for electricity generation sewage discharge, includes blowdown flash tank (1), its characterized in that: a waste water pipe (2) is fixedly installed at the bottom of the pollution discharge flash tank (1), a fixing plate (3) is fixedly installed inside the waste water pipe (2), and a cooling device (4) is arranged on the fixing plate (3);

the cooling device (4) specifically comprises a first rotating shaft (401), a first conical gear (402) is fixedly mounted at one end of the first rotating shaft (401), a second conical gear (403) is arranged below the first conical gear (402), the first conical gear (402) and the second conical gear (403) are meshed with each other, a connecting shaft (404) is fixedly mounted at the bottom of the second conical gear (403), the connecting shaft (404) penetrates through the fixing plate (3) and extends to the lower portion of the fixing plate (3), a reciprocating lead screw (405) is fixedly mounted at the bottom of the first conical gear (402), and a movable plate (407) matched with the reciprocating lead screw (405) is sleeved on the outer wall of the reciprocating lead screw (405).

2. The blowdown flash tank for power generation sewage discharge of claim 1, wherein: a bearing (5) used for connecting the fixing plate (3) and the connecting shaft (404) is arranged between the fixing plate (3) and the connecting shaft (404), and the fixing plate (3) is movably connected with the connecting shaft (404) through the bearing (5).

3. The blowdown flash tank for power generation sewage discharge of claim 1, wherein: the movable plate (407) is provided with a plurality of through holes (409) in a penetrating manner.

4. The blowdown flash tank for power generation sewage discharge of claim 1, wherein: and a stop block (408) is fixedly arranged at the bottom of the reciprocating lead screw (405).

5. The blowdown flash tank for power generation sewage discharge of claim 1, wherein: the other end of the first rotating shaft (401) extends to the outside of the waste water pipe (2) through a corresponding circular hole in the waste water pipe (2), a motor (406) is fixedly mounted at a position corresponding to the first rotating shaft (401) on the outer wall of the waste water pipe (2), and the output end of the motor (406) is fixedly connected with the first rotating shaft (401).