CN210832055U

CN210832055U - Flue gas purification device for thermal power generating unit boiler

Info

Publication number: CN210832055U
Application number: CN201921016750.2U
Authority: CN
Inventors: 陆耀威; 朱峰
Original assignee: Shanghai Pin An High Pressure Control Valve Co ltd
Current assignee: Shanghai Pin An High Pressure Control Valve Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-06-23
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a flue gas purification device for thermal power unit boiler relates to the exhaust-gas purification field, including purifying the storehouse, the top of purifying the storehouse is connected with the gas outlet, and the outside of purifying the storehouse is provided with the air inlet, the bottom mounting that purifies the storehouse has the gathering storehouse, and the top that purifies the storehouse is located one side of gas outlet and installs No. two electric putter, the outside rotation that gathers the storehouse is connected with the turnstile, and the internally mounted that gathers the storehouse has the motor that just reverses, gather the inside that gathers the storehouse and be located one side of the motor that reverses and install an electric putter, the output rotation of the motor that reverses is connected with main carousel. The utility model discloses a set up No. two electric putter and trace, control No. two electric putter operations, No. two electric putter drives the trace through No. two hinges and rotates, and the trace drives through a hinge and rotates the lid and open, and the flue gas after being purified flows from the gas outlet this moment.

Description

Flue gas purification device for thermal power generating unit boiler

Technical Field

The utility model relates to a waste gas purification field specifically is a flue gas purification device for thermal power unit boiler.

Background

The waste gas purification (flow gas purification) mainly refers to the treatment work of industrial waste gas such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas generated in industrial places.

However, the flue gas purification device who is used for thermal power generating unit at present, the rotation lid of gas outlet department can't carry out automation fast and open or close, leads to needing to consume more time opening the in-process that rotates the lid, and purifies the inside more dust that gathers easily in the storehouse, needs to shut down the device after long-time the use, handles the dust by artifical access arrangement is inside, leads to work efficiency slow, and operating personnel's safety risk increase.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the rotating cover at the gas outlet cannot be automatically opened or closed quickly, more time needs to be consumed and more dust is easily accumulated in a purification bin when the rotating cover is opened, the device needs to be stopped after being used for a long time, the dust is treated by the interior of a manual inlet device, the working efficiency is slow, and the safety risk of an operator is increased, and the smoke purifying device for the boiler of the thermal power generating unit is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a flue gas purification device for a thermal power generating unit boiler comprises a purification bin, wherein the top end of the purification bin is connected with a gas outlet, the outer side of the purification bin is provided with a gas inlet, the bottom end of the purification bin is fixed with a gathering bin, one side, located at the gas outlet, of the top end of the purification bin is provided with a second electric push rod, the outer side of the gathering bin is rotatably connected with a rotating door, the interior of the gathering bin is provided with a forward and reverse rotating motor, one side, located at the forward and reverse rotating motor, of the interior of the gathering bin is provided with a first electric push rod, the output end of the forward and reverse rotating motor is rotatably connected with a main turntable, the main turntable is connected with an auxiliary turntable through belt transmission, the top ends of the main turntable and the auxiliary turntable are respectively connected with a lead screw penetrating into the purification bin, the top end of the lead screw is rotatably connected with a filter, the top of the rotating cover is fixed with a hinge, the inner side of the hinge is connected with a linkage rod, the bottom end of the linkage rod is connected with a second hinge, and the outer side of the gathering bin is connected with a cleaning ring.

Preferably, gather the storehouse and rotate one side of door and be connected through the pivot rotation, and gather the storehouse and pass through the buckle with the opposite side of rotating the door and be connected, gather the position department that storehouse and rotating the door contacted and be provided with the sealing washer.

Preferably, the positive and negative rotation motor is rotatably connected with the main turntable through a rotating shaft, and a motor cover is arranged on the outer side of the positive and negative rotation motor.

Preferably, the position where the cleaning ring is contacted with the screw rod is provided with an internal thread matched with the screw rod.

Preferably, the bottom end of the purification bin is of a cover-free downward convex structure, and the conical cover is matched with the inner wall of the bottom end of the purification bin.

Preferably, the gas outlet and the side of the rotating cover close to the second electric push rod are rotatably connected through a rotating shaft, and a sealing ring is arranged at the position where the gas outlet is contacted with the rotating cover.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up No. two electric putter and trace, control No. two electric putter operation, No. two electric putter drives the trace through No. two hinges and rotates, the trace drives the rotation lid through a hinge and opens, the flue gas after being purified flows from the gas outlet this moment, through setting up positive and negative motor, lead screw and cleaning ring, positive and negative motor drives main carousel through the pivot and rotates, main carousel drives vice carousel through the belt and rotates, cleaning ring reciprocates along the outside of lead screw under its inside internal screw thread's effect this moment, the inner wall of purifying storehouse is cleaned to the cleaning ring simultaneously, the ash dust that returns after the cleaning falls into the top of awl lid and the bottom of purifying storehouse; then, the PLC controller controls the first electric push rod to operate, the first electric push rod drives the cone cover to lift upwards, dust falling on the top end of the cone cover and the bottom end of the purification bin 1 slides into the gathering bin along the inclined plane on the cone cover and the inclined plane at the bottom end of the gathering bin at the moment, workers do not need to enter the device to clean the inside, and the cleaning efficiency is effectively improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the purification bin and the gathering bin of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a purifying bin; 2. an air outlet; 3. an air inlet; 4. a rotating door; 5. gathering a bin; 6. filtering with a screen; 7. a screw rod; 8. a main turntable; 9. a positive and negative rotation motor; 10. a first electric push rod; 11. a belt; 12. an auxiliary turntable; 13. rotating the cover; 14. a first hinge; 15. a linkage rod; 16. a second hinge; 17. a second electric push rod; 18. a cone cover; 19. and cleaning the ring.

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.

The utility model discloses in mention just reverse motor (90YYJJ), electric putter (NKLA51) and No. two electric putter (NKLA51) all can be in market or private order and obtain.

Referring to fig. 1-3, a flue gas purification device for a boiler of a thermal power generating unit comprises a purification bin 1, wherein the top end of the purification bin 1 is connected with a gas outlet 2, the outer side of the purification bin 1 is provided with a gas inlet 3, the bottom end of the purification bin 1 is fixed with a gathering bin 5, one side of the top end of the purification bin 1, which is positioned at the gas outlet 2, is provided with a second electric push rod 17, the outer side of the gathering bin 5 is rotatably connected with a rotating door 4, the gathering bin 5 is internally provided with a forward and reverse rotating motor 9, one side of the forward and reverse rotating motor 9, is provided with a first electric push rod 10, the output end of the forward and reverse rotating motor 9 is rotatably connected with a main rotating disc 8, the main rotating disc 8 is rotatably connected with an auxiliary rotating disc 12 through a belt 11, the top ends of the main rotating disc 8 and the auxiliary rotating disc 12 are both connected with a screw rod 7 penetrating into the purification bin 1, the top end of the air outlet 2 is rotatably connected with a rotating cover 13, the top end of the rotating cover 13 is fixed with a first hinge 14, the inner side of the first hinge 14 is connected with a linkage rod 15, the bottom end of the linkage rod 15 is connected with a second hinge 16, and the outer side of the gathering bin 5 is connected with a cleaning ring 19.

Please refer to fig. 1, the gathering bin 5 is rotatably connected to one side of the rotating door 4 through a rotating shaft, so as to open or close the rotating door 4, and the gathering bin 5 is connected to the other side of the rotating door 4 through a buckle, so as to connect the rotating door 4 and the gathering bin 5 together, and a sealing ring is disposed at a position where the gathering bin 5 contacts the rotating door 4, so as to prevent dust in the gathering bin 5 from leaking from a position where the gathering bin 5 contacts the rotating door 4.

Please refer to fig. 2, the forward and reverse rotation motor 9 is rotatably connected to the main turntable 8 through a rotating shaft, so that the forward and reverse rotation motor 9 drives the main turntable 8 to rotate, and a motor cover is disposed outside the forward and reverse rotation motor 9, so that dust is directly contacted with the forward and reverse rotation motor 9; the position where the cleaning ring 19 is contacted with the screw rod 7 is provided with an internal thread matched with the screw rod 7, so that the cleaning ring 19 can move up and down along the screw rod 7 under the action of the internal thread in the rotating process of the screw rod 7; the bottom of the purifying bin 1 is of a cover-free downward convex structure, so that dust can conveniently fall into the collecting bin 5 through the bottom of the purifying bin 1, the conical cover 18 is matched with the inner wall of the bottom of the purifying bin 1, and the outlet of the purifying bin 1 is conveniently sealed by the conical cover 18.

Please refer to fig. 3, the air outlet 2 is rotatably connected to one side of the rotating cover 13 close to the second electric push rod 17 through a rotating shaft, so as to open or close the air outlet 2, and a sealing ring is disposed at a position where the air outlet 2 contacts the rotating cover 13, so as to prevent external dust from entering the device from the position where the air outlet 2 contacts the rotating cover 13.

The working principle is as follows: firstly, when the device is used, the device is connected with an external power supply, an air inlet 3 is connected with an air outlet of a thermal power unit boiler, flue gas generated by the thermal power unit boiler enters the interior of a purification bin 1 along the air inlet 3, a filter screen 6 filters particulate impurities in the flue gas, the particulate impurities are attached to the inner wall of the purification bin 1 in the filtering process, a PLC (programmable logic controller) is used for controlling a forward and reverse rotation motor 9 to operate, the forward and reverse rotation motor 9 drives a main rotating disc 8 to rotate through a rotating shaft, the main rotating disc 8 drives an auxiliary rotating disc 12 to rotate through a belt 11, a cleaning ring 19 moves up and down along the outer side of a screw rod 7 under the action of internal threads of the cleaning ring 19, meanwhile, the cleaning ring 19 cleans the inner wall of the purification bin 1, and cleaned return dust falls into the top end of a conical cover 18 and the; then, when the PLC controller controls the first electric push rod 10 to operate, the first electric push rod 10 drives the conical cover 18 to rise upwards, dust falling on the top end of the conical cover 18 and the bottom end of the purifying bin 1 slides into the gathering bin 5 along the inclined plane on the conical cover 18 and the inclined plane at the bottom end of the purifying bin 1, the first electric push rod 10 is located in the middle of the belt 11, and the belt 11 cannot obstruct the operation of the first electric push rod 10; finally, after the flue gas is completely purified, the PLC controller controls the second electric push rod 17 to operate, the second electric push rod 17 drives the linkage rod 15 to rotate through the second hinge 16, the linkage rod 15 drives the rotating cover 13 to open through the first hinge 14, and the purified flue gas flows out of the gas outlet 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a flue gas purification device for thermal power generating unit boiler, includes purifying storehouse, its characterized in that: the top end of the purification bin is connected with an air outlet, the outer side of the purification bin is provided with an air inlet, the bottom end of the purification bin is fixed with a gathering bin, one side, located at the air outlet, of the top end of the purification bin is provided with a second electric push rod, the outer side of the gathering bin is rotatably connected with a rotating door, the gathering bin is internally provided with a forward and reverse rotating motor, one side, located at the forward and reverse rotating motor, of the gathering bin is provided with a first electric push rod, the output end of the forward and reverse rotating motor is rotatably connected with a main rotating disc, the main rotating disc is connected with an auxiliary rotating disc through belt transmission, the top ends of the main rotating disc and the auxiliary rotating disc are both connected with a lead screw penetrating into the purification bin, the top end of the lead screw is rotatably connected with a filter screen, the output end of the first electric push rod is connected with a, the inner side of the first hinge is connected with a linkage rod, the bottom end of the linkage rod is connected with a second hinge, and the outer side of the gathering bin is connected with a cleaning ring.

2. The flue gas purification device for the thermal power generating unit boiler according to claim 1, characterized in that: gather the storehouse and rotate one side of door and be connected through the pivot rotation, and gather the storehouse and pass through the buckle with the opposite side of rotating the door and be connected, gather the position department that the storehouse contacted with the rotating door and be provided with the sealing washer.

3. The flue gas purification device for the thermal power generating unit boiler according to claim 1, characterized in that: the positive and negative rotation motor is rotationally connected with the main turntable through a rotating shaft, and a motor cover is arranged on the outer side of the positive and negative rotation motor.

4. The flue gas purification device for the thermal power generating unit boiler according to claim 1, characterized in that: and an internal thread matched with the screw rod is arranged at the position where the cleaning ring is contacted with the screw rod.

5. The flue gas purification device for the thermal power generating unit boiler according to claim 1, characterized in that: the bottom of the purification bin is of a cover-free downward protruding structure, and the conical cover is matched with the inner wall of the bottom of the purification bin.

6. The flue gas purification device for the thermal power generating unit boiler according to claim 1, characterized in that: one side of the air outlet and one side of the rotating cover, which is close to the second electric push rod, are rotatably connected through a rotating shaft, and a sealing ring is arranged at the position where the air outlet is contacted with the rotating cover.