CN217200838U

CN217200838U - Self-adaptive voltage stabilization module of pneumatic conveying system

Info

Publication number: CN217200838U
Application number: CN202220279802.0U
Authority: CN
Inventors: 王建
Original assignee: Shandong Longgu Heavy Industry Machinery Co ltd
Current assignee: Shandong Longgu Heavy Industry Machinery Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-08-16
Anticipated expiration: 2032-02-11

Abstract

The utility model discloses a pneumatic conveying system's self-adaptation steady voltage module, including the conveying pipeline, the conveying pipeline has from left to right connected gradually fan, loading hopper, second separator and feed bin, the surface connection of the conveying pipeline between loading hopper and the second separator has the steady voltage module, and the steady voltage module includes: the air pressure detector is arranged inside the material conveying pipe; the air pressure conveyor is communicated with the conveying pipe through a pressure supplementing pipe and is positioned at the right end of the air pressure detector; the flow valve is arranged inside the pressure compensating pipe at the lower end of the air pressure conveyor; the PLC controller is respectively in signal connection with the air pressure detector, the air pressure conveyor and the flow valve; through the steady voltage module that sets up, realize the detection and the pressure compensation operation to conveying pipeline internal pressure, increase the stability of pressure in the conveying pipeline, and then increase the stability of this pneumatic conveying system when the operation.

Description

Self-adaptive voltage stabilizing module of pneumatic conveying system

Technical Field

The utility model relates to a pneumatic conveying system field especially relates to a pneumatic conveying system's self-adaptation steady voltage module.

Background

The pneumatic conveying device has simple structure and convenient operation, can be used for horizontal, vertical or inclined conveying, and can simultaneously carry out physical operations or certain chemical operations such as heating, cooling, drying, air flow classification and the like on the materials in the conveying process.

In the prior art, a pneumatic conveying system generally transports materials through a fan, the pressure stability of fan conveying is low, the internal pressure of a conveying pipe cannot be well controlled, and the stability of the pneumatic conveying system is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a pneumatic conveying system's self-adaptation steady voltage module to solve the problem of proposing in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a pneumatic conveying system's self-adaptation steady voltage module, includes the conveying pipeline, the conveying pipeline has from left to right connected gradually fan, loading hopper, second separator and feed bin, the surface connection of the conveying pipeline between loading hopper and the second separator has steady voltage module, and steady voltage module includes: the air pressure detector is arranged inside the material conveying pipe;

the air pressure conveyor is communicated with the conveying pipe through a pressure compensating pipe and is positioned at the right end of the air pressure detector;

the flow valve is arranged inside the pressure compensating pipe at the lower end of the air pressure conveyor;

and the PLC is in signal connection with the air pressure detector, the air pressure conveyor and the flow valve respectively.

As the utility model discloses a preferred technical scheme, the feed bin upper end still communicates there is first separator, through the blast pipe intercommunication between second separator and the first separator, and the upper end intercommunication of first separator has gas discharge pipe.

As an optimized technical scheme of the utility model, the conveying pipeline left end side is connected with and filters the piece.

As a preferred technical scheme of the utility model, filter the filter screen that includes filter tube and rigid coupling at the filter tube left end.

As a preferred technical scheme of the utility model, the filter tube is close to conveying pipeline surface cover and is equipped with the screw thread bobbin, and the fixed surface cover of conveying pipeline be equipped with the screw thread bobbin of filter tube size adaptation, the surface of filter tube and connecting pipe all be provided with the external screw thread of screw thread bobbin internal thread adaptation.

As an optimized technical scheme of the utility model, the one end side rigid coupling that the filter tube was kept away from to the connecting pipe has the spacing ring.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the pressure stabilizing module consisting of the air pressure detector, the air pressure conveyor, the flow valve and the PLC is used for realizing the detection and pressure supplementing operation of the internal pressure of the conveying pipe, increasing the stability of the pressure in the conveying pipe and further increasing the stability of the pneumatic conveying system during operation;

2. through filtering the setting of piece, filter leading-in gas in the conveying pipeline, prevent that impurity in the air from mixing with the material in leading-in the conveying pipeline along with gas, reduce the transport quality of material, filter the use of the external screw thread and the screw thread bobbin on piece cooperation filter tube and connecting pipe surface simultaneously, be convenient for to the dismouting of filtering the piece, and then be convenient for to its maintenance.

Drawings

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

FIG. 2 is an exploded view of the filter element and the feed delivery pipe of the present invention;

wherein: 1. a storage bin; 2. a delivery pipe; 3. a fan; 4. a hopper; 5. a first separator; 6. a second separator; 7. an exhaust pipe; 8. an air pressure detector; 9. a pressure compensating pipe; 10. a pneumatic conveyor; 11. a flow valve; 12. a filter member; 121. a filter tube; 122. a filter screen; 123. a threaded tube barrel; 124. a connecting pipe; 125. a limiting ring; 13. and a gas discharge pipe.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, the utility model provides a pneumatic conveyor system's self-adaptation steady voltage module, including conveying pipeline 2, conveying pipeline 2 has from left to right connected gradually fan 3, loading hopper 4, second separator 6 and feed bin 1, is provided with the discharge valve between loading hopper 4 and the conveying pipeline 2, and the surface connection of conveying pipeline 2 between loading hopper 4 and the second separator 6 has the steady voltage module, and the steady voltage module includes: the air pressure detector 8, the air pressure detector 8 is set up with the inside of the conveying pipeline 2, the air pressure detector 8 is the detector driving the display value of the air pressure; the air pressure conveyor 10 is communicated with the material conveying pipe 2 through a pressure compensating pipe 9, and the air pressure conveyor 10 is positioned at the right end of the air pressure detector 8; the flow valve 11 is arranged inside the pressure compensating pipe 9 at the lower end of the air pressure conveyor 10; the PLC controller is respectively in signal connection with the air pressure detector 8, the air pressure conveyor 10 and the flow valve 11;

conveying pressure in the conveying pipe 2 is achieved through the fan 3, meanwhile materials inside the loading hopper 4 are guided into the conveying pipe 2 and move along with the pressure direction, the materials are separated from gas and materials through the second separator 6 before being guided into the bin 1, conveying quality of the materials is improved, meanwhile, real-time detection is conducted on the pressure inside the conveying pipe 2 through the air pressure detector 8, when the air pressure detector 8 detects that the pressure inside the conveying pipe 2 is lower than a set value, detected signals are firstly transmitted into the PLC, after the PLC receives the signals, the detected pressure values are analyzed, the signals are transmitted into the single-item device 11, meanwhile, the air pressure conveyor 10 is controlled to work, the air pressure conveyor 10 increases pressure inside the conveying pipe 2 through the pressure compensation pipe 9, stability of the pressure in the conveying pipe 2 is improved, and stability of the pneumatic conveying system in operation is improved.

As shown in fig. 1, the embodiment discloses that the upper end of the storage bin 1 is further communicated with a first separator 5, the second separator 6 is communicated with the first separator 5 through an exhaust pipe 7, and the upper end of the first separator 5 is communicated with a gas discharge pipe 13;

through the first separator 5 that sets up in feed bin 1 upper end, carry out the separation of gas material to the gas of 1 combustion gas in feed bin, prevent that the material from along with gas outgoing, causing the waste.

As shown in fig. 2, in the embodiment, a filter element 12 is connected to the left end side of the feed delivery pipe 2, and the filter element 12 includes a filter pipe 121 and a filter screen 122 fixedly connected to the left end of the filter pipe 121;

through the use of filter tube 121 and filter screen 122 that set up at the input of conveying pipeline 2, filter the gas of leading-in conveying pipeline 2, prevent that impurity in the air from leading-in with the gas and mixing with the material in conveying pipeline 2, reduce the transport quality of material.

As shown in fig. 2, in the embodiment, a threaded pipe barrel 123 is sleeved on the surface of the filter pipe 121 close to the feed delivery pipe 2, a threaded pipe barrel 123 matched with the filter pipe 121 in size is fixedly sleeved on the surface of the feed delivery pipe 2, external threads matched with the internal threads of the threaded pipe barrel 123 are arranged on the surfaces of the filter pipe 121 and the connecting pipe 124, and a limit ring 125 is fixedly connected to one end side of the connecting pipe 124 far from the filter pipe 121;

when the filter pipe 121 is installed, the filter pipe 121 is firstly sleeved at the end of the feed delivery pipe 2 and abutted against the side end of the connecting pipe 124, then the threaded pipe barrel 123 is screwed by the external threads on the surfaces of the filter pipe 121 and the connecting pipe 124, the threaded pipe barrel 123 moves to a position between the filter pipe 121 and the connecting pipe 124 along the surface of the filter pipe 121, and the moving position of the threaded pipe barrel 123 is limited by the limiting ring 125, so that the connection between the filter pipe 121 and the filter member 12 is realized, and meanwhile, the disassembly and the assembly between the feed delivery pipe 2 and the filter member 12 are facilitated, and further, the maintenance of the filter pipe 121 and the filter member is facilitated.

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 pneumatic conveying system's self-adaptation steady voltage module, includes conveying pipeline (2), conveying pipeline (2) from left to right have connected gradually fan (3), loading hopper (4), second separator (6) and feed bin (1), its characterized in that: the surface of conveying pipeline (2) between loading hopper (4) and second separator (6) is connected with the steady voltage module, and the steady voltage module includes: the air pressure detector (8), the air pressure detector (8) is arranged in the material conveying pipe (2);

the pneumatic conveyor (10) is communicated with the conveying pipe (2) through a pressure compensating pipe (9), and the pneumatic conveyor (10) is positioned at the right end of the pneumatic detector (8);

the flow valve (11), the said flow valve (11) is set up in the inside of the pressure compensating pipe (9) of the inferior extremity of the pneumatic conveyor (10);

and the PLC is respectively in signal connection with the air pressure detector (8), the air pressure conveyor (10) and the flow valve (11).

2. The adaptive pressure stabilizing module of a pneumatic conveying system according to claim 1, characterized in that: the feed bin (1) upper end still communicates first separator (5), communicate through blast pipe (7) between second separator (6) and first separator (5), and the upper end intercommunication of first separator (5) has gas discharge pipe (13).

3. The adaptive pressure stabilizing module of a pneumatic conveying system according to claim 1, characterized in that: the left end side of the material conveying pipe (2) is connected with a filtering piece (12).

4. The adaptive pressure stabilizing module of a pneumatic conveying system according to claim 3, characterized in that: the filtering piece (12) comprises a filtering pipe (121) and a filtering net (122) fixedly connected to the left end of the filtering pipe (121).

5. The adaptive pressure stabilizing module of a pneumatic conveying system according to claim 4, characterized in that: the surface of the filter pipe (121) close to the conveying pipe (2) is sleeved with a threaded pipe barrel (123), the surface of the conveying pipe (2) is fixedly sleeved with the threaded pipe barrel (123) matched with the filter pipe (121) in size, and the surfaces of the filter pipe (121) and the connecting pipe (124) are provided with external threads matched with the internal threads of the threaded pipe barrel (123).

6. The adaptive pressure stabilizing module of a pneumatic conveying system according to claim 5, characterized in that: and a limiting ring (125) is fixedly connected to one end side of the connecting pipe (124) far away from the filter pipe (121).