CN210150140U

CN210150140U - Novel air-locking type screw conveyor

Info

Publication number: CN210150140U
Application number: CN201920938856.1U
Authority: CN
Inventors: 孙尊强; 申智勇; 马修元; 陆小成
Original assignee: Guodian Environmental Protection Research Institute Co Ltd
Current assignee: Guodian Environmental Protection Research Institute Co Ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-03-17
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a novel air-lock screw conveyor, wherein an air lock is fixed on the screw conveyor, a discharge port of the air lock is communicated with a feed port of the screw conveyor, an output shaft of a motor is fixedly connected with a main rotating shaft, the main rotating shaft is fixedly connected with a rotating shaft of the screw conveyor, and the main rotating shaft is linked with the rotating shaft of the air lock through a linkage mechanism; the motor drives the air lock and the screw conveyer to rotate simultaneously, and materials are conveyed to the screw conveyer quantitatively through the air lock. The utility model discloses a single motor realizes lock gas, ration and adjustable distance dry material and carries, effectively solves the complicated or dead problem of easy jam card that does not lock gas, the easy jam that current screw conveyer exists of current dry material conveying system.

Description

Novel air-locking type screw conveyor

The technical field is as follows:

the utility model belongs to powder machinery carries the field, in particular to novel lock gas type screw conveyer.

Background art:

mechanical conveying of powdery materials is a very common production conveying mode in power plants and other industries. The screw conveyor is one of key equipment of a conveying system (as shown in figure 1), and is applied to various systems such as coal conveying, ash conveying, desulfurization and the like in a power plant.

In the desulfurization system, when limestone powder or slaked lime powder is used as a desulfurizer, the limestone powder or slaked lime powder with a certain amount of days is basically stored in a powder bin and is conveyed and fed to the pulping system through a screw conveyor or a star-shaped feeder. Limestone powder or slaked lime powder has the risk of hardening, and a vibration device or a fluidized air device is usually added at the lower part of a powder bin for prevention, an independent screw conveyor cannot prevent airflow from passing along with materials at the same time, an independent feeder cannot convey the materials in a long distance, and the defects of complex control mode, limited installation space and the like are also increased by combined use.

Therefore, a mechanical conveying mode which is simple to drive, can effectively lock gas, can quantitatively feed and can convey in a long distance needs to be found in a thermal power plant so as to meet the requirements of safe and civilized production.

The invention content is as follows:

the utility model provides a solve the problem that above-mentioned prior art exists and provide a novel lock gas type screw conveyer.

The utility model discloses the technical scheme who adopts has: a novel air-locking type screw conveyor comprises a motor, a main rotating shaft, a screw conveyor, a linkage mechanism and an air locking device, wherein the air locking device is fixed on the screw conveyor, a discharge hole of the air locking device is communicated with a feed inlet of the screw conveyor, an output shaft of the motor is fixedly connected with the main rotating shaft, the main rotating shaft is fixedly connected with a rotating shaft of the screw conveyor, and the main rotating shaft is linked with the rotating shaft of the air locking device through the linkage mechanism; the motor drives the air lock and the screw conveyer to rotate simultaneously, and materials are conveyed to the screw conveyer quantitatively through the air lock.

Further, the air lock device and the screw conveyer are in rigid connection or flexible connection.

Further, the rigid connection is fixed through bolts or welding, and the flexible connection is fixed through a rubber joint or a corrugated pipe.

Further, the linkage mechanism is a coupling transmission unit or a chain transmission unit or a turbine transmission unit.

Further, the conveying axis of the spiral conveyor is perpendicular to the conveying axis of the air locker.

Furthermore, the air locker is of a star air locker structure.

Furthermore, a fixed seat is fixed on one side of the spiral conveyor, and the motor is fixed on the fixed seat.

Furthermore, the feed inlet on the screw conveyer is conical, and the discharge hole of the air lock is connected to the feed inlet of the screw conveyer.

Further, a discharge port is formed in the spiral conveyor and is vertically arranged downwards.

The utility model discloses following beneficial effect has:

1) the utility model discloses can realize dosing reliably, prevent simultaneously that the air current from passing through along with dry material together.

2) The utility model discloses realize single motor drive, drive airlock (star type batcher) and screw conveyer work simultaneously, the system is simple reliable.

3) The utility model discloses well motor and the coaxial transmission of screw conveyer, motor and air-lock ware (star type batcher) adopt coupling transmission unit or chain drive unit or turbine transmission unit, can realize the nimble adjustment of interval from top to bottom, improve equipment's suitability.

Description of the drawings:

fig. 1 is a schematic structural view of a conventional screw conveyor.

Fig. 2 is the elevation structure chart of the single-drive linkage air-locking screw conveyor of the utility model.

Fig. 3 is the plane structure diagram of the single-drive linkage air-lock screw conveyor of the present invention.

Fig. 4 is an application structure diagram of the present invention.

In the figure:

1-a motor; 2-a main rotating shaft; 3-a screw conveyor; 4-a linkage mechanism; 5-airlock (star feeder).

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 2 to 4, the utility model relates to a novel air-lock type screw conveyer, including motor 1, main axis of rotation 2, screw conveyer 3, link gear 4 and air-lock 5.

The air locking device 5 is fixed on the screw conveyor 3, the conveying axis of the screw conveyor 3 is perpendicular to the conveying axis of the air locking device 5, the discharge port of the air locking device 5 is communicated with the feed port of the screw conveyor 3, the output shaft of the motor 1 is fixedly connected with the main rotating shaft 2, the main rotating shaft 2 is fixedly connected with the rotating shaft of the screw conveyor 3, and the main rotating shaft 2 is linked with the rotating shaft of the air locking device 5 through the linkage mechanism 4. The motor 1 drives the air lock 5 and the screw conveyer 3 to rotate at the same time, and materials are locked and quantitatively conveyed to the screw conveyer 3 through the air lock 5.

The utility model provides an adopt rigid connection or flexible connection between airlock 5 and screw conveyer 3, wherein rigid connection is for passing through bolt or welded fastening, and flexible connection is for passing through rubber joint or bellows fixed connection.

The linkage mechanism 4 is a coupling transmission unit or a chain transmission unit or a turbine transmission unit.

The air-lock device 5 in the utility model is a star-shaped air-lock device structure.

In order to fix the motor 1 and the screw conveyor 3 into a whole, a fixed seat is fixed on one side of the screw conveyor 3, and the motor 1 is fixed on the fixed seat.

In order to facilitate the material in the air lock 5 to be better discharged into the screw conveyer 3, the feed inlet on the screw conveyer 3 is in a cone shape, and the discharge outlet of the air lock 5 is connected to the feed inlet of the screw conveyer 3.

Be equipped with the discharge gate on screw conveyer 3, and the vertical downward setting of discharge gate, the vertical downward setting of discharge gate is convenient for unload better.

The utility model discloses during the use, motor 1 provides the required power of device, realizes the material transport of lock gas, dosing and adjustable distance through 4 drive air-lock wares 5 of link gear (star type batcher).

The utility model discloses a single motor realizes lock gas, ration and adjustable distance dry material and carries, effectively solves the complicated or dead problem of easy jam card that does not lock gas, the easy jam that current screw conveyer exists of current dry material conveying system.

The utility model discloses can realize dosing reliably, prevent simultaneously that the air current from passing through along with dry material together.

The utility model discloses realize single motor drive, drive airlock (star type batcher) and screw conveyer work simultaneously, the system is simple reliable. The utility model discloses well motor and the coaxial transmission of screw conveyer, motor and air-lock ware (star type batcher) adopt coupling transmission unit or chain drive unit or turbine transmission unit, can realize the nimble adjustment of interval from top to bottom, improve equipment's suitability.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a novel lock gas type screw conveyer which characterized in that: the air locking device comprises a motor (1), a main rotating shaft (2), a spiral conveyor (3), a linkage mechanism (4) and an air locking device (5), wherein the air locking device (5) is fixed on the spiral conveyor (3), a discharge hole of the air locking device (5) is communicated with a feed hole of the spiral conveyor (3), an output shaft of the motor (1) is fixedly connected with the main rotating shaft (2), the main rotating shaft (2) is fixedly connected with a rotating shaft of the spiral conveyor (3), and the main rotating shaft (2) is linked with the rotating shaft of the air locking device (5) through the linkage mechanism (4); the motor (1) drives the air lock (5) and the screw conveyor (3) to rotate simultaneously, and materials are conveyed to the screw conveyor (3) quantitatively through the air lock (5).

2. The new airlock screw conveyor of claim 1, further comprising: the air lock (5) and the screw conveyor (3) are in rigid connection or flexible connection.

3. The new airlock screw conveyor of claim 2, further comprising: the rigid connection is fixed through bolts or welding.

4. The new airlock screw conveyor of claim 2, further comprising: the flexible connection is fixedly connected through a rubber joint or a corrugated pipe.

5. The new airlock screw conveyor of claim 1, further comprising: the linkage mechanism (4) is a coupling transmission unit or a chain transmission unit or a turbine transmission unit.

6. The new airlock screw conveyor of claim 1, further comprising: the conveying axis of the spiral conveyor (3) is vertical to the conveying axis of the air lock (5).

7. The new airlock screw conveyor of claim 1, further comprising: the air locker (5) is of a star-shaped air locker structure.

8. The new airlock screw conveyor of claim 1, further comprising: a fixed seat is fixed on one side of the spiral conveyor (3), and the motor (1) is fixed on the fixed seat.

9. The new airlock screw conveyor of claim 1, further comprising: the feed inlet on screw conveyer (3) is the toper form, and the discharge gate of airlock ware (5) is connected on the feed inlet of screw conveyer (3).

10. The new airlock screw conveyor of claim 1, further comprising: and a discharge port is arranged on the screw conveyor (3) and is vertically arranged downwards.