CN213253435U

CN213253435U - Grit cyclone collector

Info

Publication number: CN213253435U
Application number: CN202021979757.7U
Authority: CN
Inventors: 薛云楼; 顾前; 何宏兵; 陈艺华
Original assignee: Jiangsu Huineng Environmental Engineering Co ltd
Current assignee: Jiangsu Huineng Environmental Engineering Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-25
Anticipated expiration: 2030-09-11

Abstract

The utility model provides a grit cyclone collector, include: a collector body; the cleaning device is provided with an annular gap on the outer peripheral wall of the collector body and is communicated with the annular gap in a sealing manner; the cleaning device includes: the cleaning air channel is of an annular structure and is fixedly arranged on the periphery of the collector body, and the cleaning air channel is communicated with the annular gap in a sealing manner; and the air inlet pipe is communicated with the cleaning air channel and is also connected with a wind power regulating valve in series. The utility model provides a grit cyclone collector can wash finished product granule surface to improve the quality of grit granule, and the accessible carries out the regulation of dual cleaning degree to the size regulation of annular breach and the control of wind-force adjusting valve, with the washing demand that adapts to not unidimensional size grit, the structure is ingenious, sturdy and durable.

Description

Grit cyclone collector

Technical Field

The utility model relates to a grit production facility technical field, concretely relates to grit cyclone collector.

Background

At present, the existing natural sand resources cannot meet the engineering requirements, and the use of machine-made sand becomes a development trend in the future. The machine-made sand is sand processed by the sand making machine and other accessory equipment, the finished product is more regular, and the sand with different sizes can be processed according to different process requirements, so that the daily requirement can be met.

In the production process of the machine-made sand, after raw materials (such as rocks, concrete, construction waste and the like) are crushed and sorted, finished products are mainly collected by a cyclone collector: the finished product is collected by the cyclone collector, the fine powder and the dust are collected by the subsequent bag-type dust collector of the cyclone collector, and the smoke is discharged after reaching the standard. The particle size of the finished product particles is expected to be in a certain range, and the particles have no dust on the surface. The particle size of finished product particles is determined by the performance of sorting and collecting equipment, but because a large amount of dust is generated in the production process, the dust is mutually aggregated into a cluster or adhered to the surface of the finished product particles and is collected by a cyclone collector together, so that the quality of the finished product is influenced.

Disclosure of Invention

An object of the utility model is to provide a grit cyclone collector is in order to solve foretell problem.

In order to achieve the above object, the utility model provides a following technical scheme: a sand cyclone collector comprising:

a collector body;

the cleaning device is provided with an annular gap on the outer peripheral wall of the collector body and is communicated with the annular gap in a sealing manner;

the cleaning device includes: the cleaning air channel is of an annular structure and is fixedly arranged on the periphery of the collector body, and the cleaning air channel is communicated with the annular gap in a sealing manner; and the air inlet pipe is communicated with the cleaning air channel and is also connected with a wind power regulating valve in series.

As an improvement of the utility model, collector body top-down includes air inlet spiral case, urceolus, the toper ash bucket of mutual intercommunication in proper order, fixed connection between air inlet spiral case and the urceolus, through flange fixed connection between urceolus and the toper ash bucket.

As an improvement of the utility model, be provided with the sealing gap pad between the flange extension of urceolus, toper ash bucket, under the sealing gap pad effect by the gap that forms between urceolus, the toper ash bucket does annular breach.

As an improvement of the utility model, wash the wind channel by annular baffle respectively with sealing connection and the annular space that forms between the flange extension of toper ash bucket and the urceolus lateral wall, the cloth wind gap has been seted up to the flange extension of urceolus, the cloth wind gap will annular breach with wash the wind channel intercommunication.

As an improvement of the utility model, the air inlet spiral case is volute shape, and one side is equipped with the air intake, air inlet spiral case middle part still rigid coupling has the exhaust pipe, the exhaust pipe upper end runs through the air inlet spiral case.

As an improvement of the utility model, the conical ash bucket is in an inverted conical shape, and the lower end of the conical ash bucket is fixedly connected with an air-locking ash discharging valve.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

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

FIG. 2 is an enlarged schematic view of FIG. 1 at A; fig. 3 is a top view of the present invention.

The components in the figure are:

10-collector body, 11-annular gap, 12-air inlet volute, 13-outer barrel, 14-conical ash bucket, 15-exhaust barrel and 16-air locking ash discharging valve;

20-cleaning device, 21-cleaning air duct, 22-air inlet pipe, 23-wind power regulating valve;

30-sealing the gap pad, and 31-distributing the air ports.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1, a sand cyclone collector includes:

a collector body 10;

the cleaning device 20, an annular gap 11 is arranged on the outer peripheral wall of the collector body 10, and the cleaning device 20 is communicated with the annular gap 11 in a sealing way;

the cleaning device 20 includes: the cleaning air duct 21 is of an annular structure and is fixedly arranged on the periphery of the collector body 10, and the cleaning air duct 21 is communicated with the annular gap 11 in a sealing manner; and the air inlet pipe 22 is communicated with the cleaning air duct 21, and the air inlet pipe 22 is also connected with a wind power regulating valve 23 in series.

The collector body 10 sequentially comprises an air inlet volute 12, an outer barrel 13 and a conical ash bucket 14 from top to bottom, wherein the air inlet volute 12, the outer barrel 13 and the conical ash bucket 14 are communicated with each other, the air inlet volute 12 is fixedly connected with the outer barrel 13, and the outer barrel 13 is fixedly connected with the conical ash bucket 14 through a flange.

A sealing gap gasket 30 is arranged between the flange extending parts of the outer cylinder 13 and the conical ash bucket 14, and a gap formed between the outer cylinder 13 and the conical ash bucket 14 under the action of the sealing gap gasket 30 is the annular gap 11.

The cleaning air duct 21 is an annular space formed by sealing connection between an annular baffle plate and the flange extension part of the conical ash bucket 14 and the side wall of the outer cylinder 13, the flange extension part of the outer cylinder 13 is provided with an air distribution opening 31, and the annular gap 11 is communicated with the cleaning air duct 21 through the air distribution opening 31.

The air inlet volute casing 12 is in a volute casing shape, an air inlet is formed in one side of the air inlet volute casing 12, an air exhaust barrel 15 is fixedly connected to the middle of the air inlet volute casing 12, and the upper end of the air exhaust barrel 15 penetrates through the air inlet volute casing 12.

The cone-shaped ash bucket 14 is in an inverted cone shape, and the lower end of the cone-shaped ash bucket is fixedly connected with an air-locking ash discharge valve 16.

The working principle of the technical scheme is as follows: the utility model provides a cyclone collector can wash finished product granule surface, and it is formed by increasing belt cleaning device on conventional cyclone collector's basis. The conventional cyclone collector consists of an air inlet volute 12, an outer cylinder 13, an air exhaust cylinder 15, a conical ash bucket 14 and an air locking and ash discharging valve 16. The air inlet volute 12 is made of steel plates, is in a volute shape and comprises an air inlet; an annular space is formed between the volute and the exhaust funnel 15. The outer cylinder 13 is made of steel plate, is in a straight cylinder shape and comprises a flange which can be connected with the conical ash bucket 14; and a certain number of cleaning air distributing openings are uniformly distributed on the flange of the outer barrel 13 in the circumferential direction. The exhaust barrel penetrates through the volute and is welded with the upper surface of the volute. The cone-shaped ash bucket is made of steel plates, is in a cone shape and comprises a flange which can be connected with the outer cylinder. The air locking and ash discharging valve 16 is a universal component and has the functions of air locking and ash discharging. An outer cylinder is welded at the lower part of the air inlet volute 12, the lower part of the outer cylinder 13 is connected with a conical ash bucket 14 through a bolt, the lower part of the conical ash bucket 14 is connected with an air locking ash discharging valve 16 through a bolt, and all welding parts are fully welded.

The cleaning device 20 is annular, is welded with the outer cylinder 13 and the conical ash bucket 14, and mainly comprises a sealing gap pad 30, an annular cleaning air duct 21 and a cleaning air inlet device, wherein the cleaning air inlet device comprises an air inlet pipe 22 and a wind power regulating valve 23. A sealing gap gasket 30 is arranged between the outer cylinder 13 and the flange of the conical ash bucket 14 in a cushioning mode and is screwed down by bolts to form a cleaning gap, the cleaning gap is the annular gap 11, and the size of the cleaning gap is determined by the thickness of the sealing gap gasket 30. The wind force adjusting valve 23 can adjust the wind pressure and wind speed of the cleaning wind. The cleaning air duct 21 is an annular space formed by welding an annular baffle plate with the flange extension part of the conical ash bucket 14 and the side wall of the outer cylinder 13.

When the air inlet volute casing works, finished product particles and dust tangentially enter the air inlet volute casing 12 from the air inlet at a certain speed under the action of a system fan, and gas generates strong rotary motion along an annular space outside the air exhaust cylinder 15 due to the limitation of the volute casing; the finished product particles, the dust adhered to the finished product particles and the accumulated dust clusters are thrown to the cylinder wall under the action of inertial centrifugal force, collide with the cylinder wall, lose kinetic energy and slide down along the cylinder wall; when the fine powder passes through the cleaning gap, the fine powder is blown and cleaned by cleaning air with certain air pressure and air speed from a cleaning device 20, the dust adhered to the surface of finished product particles and the gathered dust clusters are scattered, the fine powder is discharged through an exhaust duct 15 along with flue gas, and the finished product particles enter a conical ash hopper 14 and are discharged through an air-locking ash discharge valve 16.

The degree to which the surface of the finished pellets is cleaned can be adjusted by the thickness of the sealing gap pad 30 and the air force adjusting valve 23.

The beneficial effects of the above technical scheme are that: this use is novel to provide a grit cyclone collector can wash finished product granule surface to improve the quality of grit granule, and the accessible carries out the regulation of dual cleaning degree to the size regulation of annular breach and the control of wind-force adjusting valve, with the washing demand that adapts to not unidimensional size grit, the structure is ingenious, sturdy and durable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit of the present invention.

Claims

1. A sand cyclone collector, comprising:

a collector body (10);

the cleaning device (20), an annular gap (11) is formed in the outer peripheral wall of the collector body (10), and the cleaning device (20) is communicated with the annular gap (11) in a sealing mode;

the cleaning device (20) comprises: the cleaning air duct (21) is of an annular structure and is fixedly arranged on the periphery of the collector body (10), and the cleaning air duct (21) is communicated with the annular gap (11) in a sealing manner; the air inlet pipe (22) is communicated with the cleaning air duct (21), and a wind power regulating valve (23) is further connected to the air inlet pipe (22) in series.

2. A sand cyclone collector as claimed in claim 1, wherein: the collector body (10) sequentially comprises an air inlet volute (12), an outer barrel (13) and a conical ash bucket (14) which are communicated with each other from top to bottom, the air inlet volute (12) is fixedly connected with the outer barrel (13), and the outer barrel (13) is fixedly connected with the conical ash bucket (14) through a flange.

3. A sand cyclone collector as claimed in claim 2, wherein a sealing gap gasket (30) is provided between the flange extensions of the outer barrel (13) and the conical hopper (14), and the gap formed between the outer barrel (13) and the conical hopper (14) by the sealing gap gasket (30) is the annular gap (11).

4. A sand cyclone collector as claimed in claim 3, wherein: the cleaning air duct (21) is an annular space formed by sealing connection between an annular baffle plate and the flange extending part of the conical ash bucket (14) and the side wall of the outer barrel (13), the flange extending part of the outer barrel (13) is provided with an air distribution opening (31), and the annular gap (11) is communicated with the cleaning air duct (21) through the air distribution opening (31).

5. A sand cyclone collector as claimed in any one of claims 2 to 4, wherein: the air inlet volute (12) is in a volute shape, an air inlet is formed in one side of the air inlet volute (12), an air exhaust barrel (15) is further fixedly connected to the middle of the air inlet volute (12), and the upper end of the air exhaust barrel (15) penetrates through the air inlet volute (12).

6. A sand cyclone collector as claimed in claim 2, wherein: the cone-shaped ash bucket (14) is in an inverted cone shape, and the lower end of the cone-shaped ash bucket is fixedly connected with an air-locking ash discharge valve (16).