CN214878512U

CN214878512U - Pneumatic fan for pneumatic material conveying system

Info

Publication number: CN214878512U
Application number: CN202120656096.2U
Authority: CN
Inventors: 杨娅; 陈昕昌
Original assignee: Shanghai Longmai Machinery Equipment Engineering Co ltd
Current assignee: Shanghai Longmai Machinery Equipment Engineering Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-26
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a strength material is gasification fan for conveying system belongs to gasification fan technical field. It is including installing at subaerial fan body, the exit end intercommunication of fan body has blast pipe (9), the tip intercommunication of blast pipe (9) has No. one box (10), the one end of No. one box (10) slides and cup joints No. two boxes (11), and subaerial still installs No. one drive assembly for drive No. two boxes (11) slide in No. one box (10) inside. The device mainly depends on a helical pipeline in a box body A and a helical pipeline in a box body B to realize expansion and contraction under the matching of the helical pipeline driving component B, so that the size of the wind power exhausted by the exhaust pipe is changed, and in addition, the wind enters the ash storehouse in a helical form under the limitation of the helical pipeline A and the helical pipeline B, so that the ash storehouse can be better purged.

Description

Pneumatic fan for pneumatic material conveying system

Technical Field

The utility model relates to a strength material conveying system is with gasification fan belongs to gasification fan technical field, is applied to strength material conveying system, also is applicable to the power supply that trades materials such as metallurgy, chemical industry, cement were carried.

Background

The pneumatic material conveying system is widely used at home and abroad, and the pneumatic material conveying system widely uses the gasification fan, and has the characteristics of high efficiency, simple integral structure, convenient operation, long service life and the like.

Gasification fan mainly is applied to system fine coal ash storehouse gasification and sweeps, but in the practical application, often through the blast pipe discharge, comes to carry according to the actual conditions in the ash storehouse through the valve of adjusting the installation on the blast pipe, but in practice, the valve belongs to precision instrument, and frequent opening and shutting can cause the gas tightness of valve not good, needs regular change valve for this reason to cause the increase of maintenance or replacement cost.

Disclosure of Invention

The utility model discloses to the technical problem that above-mentioned background art mentioned, and adopt following technical scheme to realize:

a gasification fan for an air-force material conveying system comprises a fan body arranged on the ground, wherein the outlet end of the fan body is communicated with an exhaust pipe, the end part of the exhaust pipe is communicated with a first box body, one end of the first box body is slidably sleeved with a second box body, a first driving component is further arranged on the ground and used for driving the second box body to slide in the first box body, a first spiral pipeline is arranged in the first box body, a second spiral pipeline is arranged in the second box body, and an opening is formed in one side of the second box body;

when the driving component A drives the box body II to move towards the inside of the box body A, the box body II slides in the spiral pipeline A.

It should be noted that a dynamic sealing structure is further arranged at the communication position of the first spiral pipeline and the second spiral pipeline, and is used for keeping the air tightness of the second spiral pipeline and the first spiral pipeline when the second spiral pipeline moves in the first spiral pipeline.

As a preferred example, the center of the opening, the center of the outlet end of the exhaust pipe, the center of the No. one box body and the center of the No. two box bodies are coaxial.

As a preferred example, the helical pipeline with the first pitch is a helical pipeline with the same pitch, and the helical pipeline with the second pitch is also a helical pipeline with the same pitch.

As a preferable example, the driving component A is an air cylinder and a connecting rod, the fixed end of the air cylinder is fixedly arranged on the ground through a support, the movable end of the air cylinder is hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the side wall of the box body II.

As a preferable example, the blower body is provided with an air inlet silencer for silencing intake air, and one end of the air inlet silencer is provided with an air inlet.

As a preferable example, the blower body is further provided with an air outlet silencer for air outlet and noise reduction, and one end of the air outlet silencer is communicated with the exhaust pipe.

It should be noted that the outlet silencer can reduce the noise of the whole environment and protect the surrounding working environment.

As a preferable example, a secondary driving assembly for driving the fan body to operate is further arranged on the fan body.

As a preferred example, the drive assembly II comprises a motor and a host, wherein the fixed end of the motor is fixedly arranged on the fan body, the output end of the motor is connected with the host through a belt, and the host is rotatably sleeved on the fan body and used for blowing air to the fan body.

As a preferable example, the exhaust pipe is further provided with a pressure relief valve, a pressure gauge, a flexible joint and a check valve in sequence.

It should be noted that the relief valve can protect fan body overload safely, prevents that the pressure is too high to damage electronic and host computer, and when pressure exceeded design pressure, the relief valve was opened the exhaust pressure release automatically.

In addition, the shaft end of the motor and the shaft end of the main machine both adopt fillers, so that material leakage and environmental pollution or bearing damage caused by material treatment entering are prevented.

It should also be noted that the check valve can prevent the pipeline fan body from being instantaneously and reversely pumped due to the fact that the fan is shut down due to a fault, the conveyed material enters the main machine, and the rotor on the main machine is easily abraded (and the rotor is composed of 3 blades), and the like.

The utility model has the advantages that: this device mainly relies on No. one helical line in No. one box and No. two helical lines in No. two boxes to realize flexible under No. two drive assembly's cooperation to change the exhaust wind-force size of blast pipe, compare in the valve of conventional setting, need not regular maintenance or change, with this reduce cost, in addition wind is under No. one helical line and No. two helical line's restriction, make wind get into the ash storehouse with the form of spiral, thereby can be better sweep the ash storehouse.

Drawings

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

fig. 2 is a schematic structural view of a portion a in fig. 1.

In the figure: the device comprises an air inlet silencer 1, a motor 2, a main machine 3, an air outlet silencer 4, a pressure gauge 5, a pressure release valve 6, a flexible joint 7, a check valve 8, an exhaust pipe 9, a first box 10, a second box 11, a support 12, an air cylinder 13 and a connecting rod 14.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-2, a gasification fan for a pneumatic material conveying system comprises a fan body installed on the ground, the outlet end of the fan body is communicated with an exhaust pipe 9, the end part of the exhaust pipe 9 is communicated with a first box 10, one end of the first box 10 is slidably sleeved with a second box 11, a first driving component is also installed on the ground and used for driving the second box 11 to slide in the first box 10, a first spiral pipeline is arranged in the first box 10, a second spiral pipeline is arranged in the second box 11, and one side of the second box 11 is provided with an opening;

when the driving component A drives the box body 11 to move towards the inside of the box body A10, the box body 11 slides in the spiral pipeline A.

The center of the opening, the center of the outlet end of the exhaust pipe, the center of the first box body and the center of the second box body are coaxial.

The first spiral pipeline is an equal-pitch spiral pipeline, and the second spiral pipeline is also an equal-pitch spiral pipeline.

The driving component No. one is an air cylinder 13 and a connecting rod 14, the fixed end of the air cylinder 13 is fixedly arranged on the ground through a support 12, the movable end of the air cylinder 13 is hinged with one end of the connecting rod 14, and the other end of the connecting rod 14 is hinged with the side wall of the box body No. two 11.

The fan body is provided with an air inlet silencer 1 for air inlet silencing, and one end of the air inlet silencer 1 is provided with an air inlet.

The blower body is also provided with a gas outlet silencer 4 for discharging gas and silencing, and one end of the gas outlet silencer 4 is communicated with the exhaust pipe 9.

The fan body is also provided with a secondary driving component for driving the fan body to operate.

No. two drive assembly includes motor 2 and host computer 3, and motor 2's fixed end fixed mounting is on the fan body, and motor 2's output is connected with host computer 3 through the belt, and host computer 3 rotates to cup joint on the fan body for carry out the blast air operation to the fan body.

The exhaust pipe 9 is also provided with a pressure relief valve 6, a pressure gauge 5, a flexible joint 7 and a check valve 8 in sequence.

The working principle is as follows: the wind generated by the fan body passes through the exhaust pipe 9, passes through the first spiral pipeline on the first box body 10 and the second spiral pipeline in the second box body 11 to realize the adjustment of the wind power, and the starting cylinder 13 drives the connecting rod 14 to move, so that the second box body 11 is driven to slide in the first box body 10 (at this time, a sliding block is arranged on the outer side wall of the second box body 11, a sliding rail is arranged on the first spiral pipeline in the first box body 10, and the sliding block slides on the sliding rail, so that the second box body 11 slides on the first spiral pipeline).

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a strength material conveying system is with gasification fan, is including installing the fan body on subaerial, its characterized in that: the exhaust fan is characterized in that an outlet end of the fan body is communicated with an exhaust pipe (9), the end of the exhaust pipe (9) is communicated with a first box body (10), one end of the first box body (10) is slidably sleeved with a second box body (11), a first driving component is further installed on the ground and used for driving the second box body (11) to slide in the first box body (10), a first spiral pipeline is arranged in the first box body (10), a second spiral pipeline is arranged in the second box body (11), and an opening is formed in one side of the second box body (11);

when the driving component A drives the box body II (11) to move towards the inside of the box body I (10), the box body II (11) slides in the spiral pipeline I.

2. The gasification fan for pneumatic material conveying system according to claim 1, wherein: the center of the opening, the center of the outlet end of the exhaust pipe, the center of the first box body and the center of the second box body are coaxial.

3. The gasification fan for pneumatic material conveying system according to claim 1, wherein: the No. one spiral pipeline is an equal-pitch spiral pipeline, and the No. two spiral pipeline is also an equal-pitch spiral pipeline.

4. The gasification fan for pneumatic material conveying system according to claim 1, wherein: no. one drive assembly is cylinder (13) and connecting rod (14), the stiff end of cylinder (13) passes through support (12) fixed mounting subaerial, the expansion end of cylinder (13) is articulated mutually with the one end of connecting rod (14), the other end of connecting rod (14) is articulated mutually with the lateral wall of No. two box (11).

5. The gasification fan for pneumatic material conveying system according to claim 1, wherein: the air inlet silencer (1) used for air inlet and silencing is arranged on the fan body, and an air inlet is formed in one end of the air inlet silencer (1).

6. The gasification fan for pneumatic material conveying system according to claim 1, wherein: the air blower is characterized in that an air outlet silencer (4) used for air outlet and silencing is further arranged on the air blower body, and one end of the air outlet silencer (4) is communicated with an exhaust pipe (9).

7. The gasification fan for pneumatic material conveying system according to claim 1, wherein: and the fan body is also provided with a second-type driving assembly for driving the fan body to operate.

8. The gasification fan for pneumatic material conveying system according to claim 7, wherein: the driving assembly comprises a motor (2) and a host (3), wherein a fixed end of the motor (2) is fixedly installed on the fan body, an output end of the motor (2) is connected with the host (3) through a belt, and the host (3) is rotatably sleeved on the fan body and used for blowing air to the fan body.

9. The gasification fan for pneumatic material conveying system according to claim 1, wherein: and the exhaust pipe (9) is also sequentially provided with a pressure release valve (6), a pressure gauge (5), a flexible joint (7) and a check valve (8).