CN218807971U

CN218807971U - Denitration feed bin

Info

Publication number: CN218807971U
Application number: CN202222841208.9U
Authority: CN
Inventors: 孟回; 周涛; 王朝政; 丁明果
Original assignee: Zhongling Esco Chongqing Environmental Protection Industry Co ltd
Current assignee: Zhongling Esco Chongqing Environmental Protection Industry Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-04-07
Anticipated expiration: 2032-10-27

Abstract

The utility model relates to a denitration feed bin relates to denitration equipment technical field, and it includes the feed bin body, and the upper portion of feed bin body is equipped with the charge door, and the bottom of feed bin body is equipped with out the hopper, and denitration feed bin still beats mechanism and heat tracing mechanism including installing in the rapping mechanism of feed bin body lateral wall. This application has the effect that improves the unloading smoothness nature of denitration medicament at the feed bin.

Description

Denitration feed bin

Technical Field

The application relates to the technical field of denitration equipment, especially, relate to a denitration feed bin.

Background

With the stricter and stricter emission standards of nitrogen oxides in the waste incineration power generation industry, the emerging polymer synergistic reduction denitration method attracts much attention. The high molecular denitration medicament on the market has three forms of solid particles, half powder and half particles and powder. The denitration agent is sprayed into a high-temperature region of 850-1050 ℃ through a spray gun, so that the dry-method efficient denitration agent is subjected to reduction denitration reaction with NOx in the flue gas while being subjected to high-temperature cracking, and the concentration of the NOx in the flue gas reaches the emission standard.

Denitration medicament generally stores in the feed bin, and at present denitration medicament is easy to be hardened because of factors such as getting damp and the like to cause that the unloading is not smooth, and this can cause NOx in the flue gas to take place reduction denitration reaction inadequately.

SUMMERY OF THE UTILITY MODEL

In order to improve present denitration medicament and easily produce the not smooth problem of unloading in the feed bin, this application provides a denitration feed bin.

The application provides a pair of denitration feed bin adopts following technical scheme:

the utility model provides a denitration feed bin, includes the feed bin body, and the upper portion of feed bin body is equipped with the charge door, and the bottom of feed bin body is equipped with out the hopper, and the denitration feed bin is still including installing in the rapping mechanism and the companion's heat mechanism of feed bin body lateral wall.

Through adopting above-mentioned technical scheme, solid-state denitration medicament adds the feed bin body from the charge door, and heat tracing mechanism heats the feed bin, continuously keeps the temperature in the feed bin in order to reduce the possibility that the medicament wets, and rapping mechanism vibrates the feed bin lateral wall, avoids the medicament to harden at the feed bin lateral wall, improves the smooth and easy nature of denitration medicament from a hopper department unloading.

Preferably, the denitration feed bin still including install broken mechanism of encircleing in the play hopper. Even if a small amount of medicament caking exists, the caking medicament is crushed by the arch breaking mechanism, so that the blanking blockage is prevented.

Preferably, the denitration feed bin is still including installing the rabbling mechanism in the play hopper, and the rabbling mechanism is located broken mechanism below that encircles. The stirring mechanism continuously stirs at the discharging outlet, so that the possibility of medicament blockage is reduced, and the discharging smoothness is improved.

Preferably, the feed inlet is provided with a screen. The screen cloth can sieve the caking medicament of reinforced in-process, prevents that the caking medicament that wets from getting into the feed bin originally internally.

Preferably, the charging opening is provided with a vacuum charging mechanism. Can utilize vacuum feed mechanism to carry out the reinforced operation of denitration medicament, reduce artifical reinforced work intensity of labour.

Preferably, the top of feed bin body is equipped with artifical material loading mouth and access hole. When the vacuum feeding mechanism needs maintenance according to needs, the materials can be fed through the manual feeding port. The access hole is used for entering into the internal maintenance operation that carries on of feed bin.

Preferably, the manual feeding port and the access port are provided with screens. The screen cloth prevents that caking medicament from getting into in the feed bin body.

Preferably, the upper part of the inner wall of the bin body is provided with a high level indicator, and the lower part of the inner wall of the bin body is provided with a low level indicator. Can real-time supervision feed bin storage condition like this, guarantee the stability of feed.

Preferably, there are at least two discharge hoppers.

Preferably, the rapping mechanism comprises a vibrating motor and an external control switch; the arch breaking mechanism comprises an auxiliary flow air disc or an air cannon.

In summary, the present application has at least one of the following beneficial technical effects:

1. the heat tracing mechanism heats the storage bin, the temperature in the storage bin is continuously kept so as to reduce the possibility of medicament wetting, the vibration mechanism vibrates the side wall of the storage bin, the medicament is prevented from hardening on the side wall of the storage bin, and the discharging smoothness of the denitration medicament is improved;

2. vacuum feed mechanism and high charge level indicator, low charge level indicator combined action can the real-time supervision feed bin storage condition, guarantees the stability of feed, reduces artifical intensity of labour simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a denitration feed bin in the embodiment of the application.

Description of the reference numerals:

1. a vacuum feeding mechanism; 2. screening a screen; 3. a manual feeding and maintenance mechanism; 4. a high level gauge; 5. a bin body; 6. a heat tracing mechanism; 7. a rapping mechanism; 8. a low level indicator; 9. an arch breaking mechanism; 10. and a stirring mechanism.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The application discloses denitration feed bin.

Referring to fig. 1, the denitration feed bin includes a feed bin body 5, a feed inlet is arranged on the upper portion of the feed bin body 5, a discharge hopper is arranged at the bottom of the feed bin body 5, and the denitration feed bin further includes a rapping mechanism 7 and a heat tracing mechanism 6 which are arranged on the side wall of the feed bin body 5.

Solid-state denitration medicament adds feed bin body 5 from the charge door, and heat tracing mechanism 7 heats the feed bin, continuously keeps the temperature in feed bin body 5 in order to reduce the possibility that the medicament wets, and rapping mechanism 7 vibrates 5 lateral walls of feed bin body, avoids the medicament to harden at 5 lateral walls of feed bin body, improves the smooth and easy nature of denitration medicament from a hopper department unloading.

The rapping mechanism 7 comprises a vibrating motor and an external control switch, and the vibrating motor can be fixed on the outer wall of the stock bin body 5 through bolts. The number of the vibration motors can be one, or two or three or more, and the vibration motors can be selected according to actual needs.

The heat tracing mechanism 6 comprises a heat tracing band wound on the outer wall of the storage bin body 5, and the heat tracing band is electrically connected with an external power supply through a switch. The heat tracing mechanism 6 can heat the interior of the bin body 5, and the temperature is maintained at 30-50 ℃ so as to prevent the medicament from being affected with damp at low temperature.

Denitration feed bin can also be including installing broken mechanism 9 that encircles in the play hopper, even there is a small amount of medicament caking circumstances, broken mechanism 9 that encircles carries out the breakage to the caking medicament, prevents that the unloading from blockking up. The arch breaking mechanism 9 comprises an auxiliary flow air disk or an air cannon. The number of the discharge hoppers is three, and one arch breaking mechanism 9 is arranged in each discharge hopper. In other embodiments, the number of the discharge hoppers can be one, two or four or more, and is specifically selected according to actual needs.

In order to further promote the smoothness of medicament unloading, the denitration feed bin still includes the rabbling mechanism 10 of installing in out the hopper, and rabbling mechanism 10 is located broken mechanism 9 below of encircleing. The stirring mechanism 10 continuously stirs at the discharging outlet, so that the possibility of medicament blockage is reduced, and the discharging smoothness is improved. The stirring mechanism 10 comprises a stirring shaft and a servo motor, the stirring shaft is rotatably connected to the side wall of the discharge hopper, the servo motor is connected with the side wall of the discharge hopper through a bolt, and the servo motor drives the stirring shaft to rotate.

In order to prevent that the caking medicament that wets from getting into feed bin body 5 when reinforced, the charge door is equipped with screen cloth 2, and screen cloth 2 can sieve the caking medicament of reinforced in-process.

In order to reduce the labor intensity of manual feeding, a vacuum feeding mechanism 1 is installed at the feeding port. Vacuum feed mechanism 1 can be vacuum feed machine, can utilize vacuum feed mechanism 1 to carry out the automatic material conveying operation of denitration medicament.

The top end of the silo body 5 is provided with an artificial feeding hole and an access hole. When the vacuum feeding mechanism 1 needs maintenance, the materials can be fed through a manual feeding port. The access hole is used for entering the bin body 5 to carry out maintenance operation. In order to improve the compactness of the equipment, the manual feeding port and the access hole can share one opening, and the opening is covered by a cover plate. The opening and the cover plate jointly form a manual feeding and maintenance mechanism 3. The opening can also be provided with a screen 2, and the screen 2 prevents the caking medicament from entering the bin body 5.

A high charge level indicator 4 is arranged on the upper part of the inner wall of the bin body 5, and a low charge level indicator 8 is arranged on the lower part of the inner wall of the bin body 5. Can real-time supervision feed bin storage condition like this, guarantee the stability of feed. The high level indicator 4, the low level indicator 8 and the vacuum feeding mechanism 1 can be connected with an external control system such as a computer, so that when the high level indicator 4 detects the level, a signal is transmitted to the computer, and the vacuum feeding mechanism 1 can be controlled to automatically stop feeding; after the low level indicator 8 detects the material level, the signal is transmitted to a computer, the vacuum feeding mechanism 1 can be controlled to automatically start feeding, and the automation degree is improved.

The working principle of the denitration bin is as follows:

add the medicament in 1 to feed bin body 5 through vacuum feed mechanism, screen cloth 2 can sieve the medicament of caking, after high charge level indicator 4 detected the material level, with signal transmission to computer, can control 1 automatic shutdown of vacuum feed mechanism reinforced.

Heat tracing mechanism 6 heats the feed bin, continuously keeps the temperature in feed bin body 5 in order to reduce the possibility that the medicament wets, shakes mechanism 7 and vibrates 5 lateral walls of feed bin body, avoids the medicament to harden at 5 lateral walls of feed bin body, improves the smooth and easy nature of denitration medicament from a hopper department unloading.

During blanking, the arch breaking mechanism 9 prevents the medicament from bridging and hardening in the bin, and the stirring mechanism 10 keeps blanking smooth. After low charge level indicator 8 detected the material level, with signal transmission to computer, can control vacuum feed mechanism 1 automatic start feeding, can real-time supervision feed bin storage condition, guarantee the stability of feed.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a denitration feed bin, includes feed bin body (5), and the upper portion of feed bin body (5) is equipped with the charge door, and the bottom of feed bin body (5) is equipped with out hopper, its characterized in that: the denitration feed bin also comprises a rapping mechanism (7) and a heat tracing mechanism (6) which are arranged on the side wall of the feed bin body (5).

2. The denitration feed bin of claim 1, wherein: denitration feed bin still including installing broken mechanism (9) of encircleing in the play hopper.

3. The denitration feed bin of claim 2, characterized in that: denitration feed bin still including installing rabbling mechanism (10) in going out the hopper, rabbling mechanism (10) are located broken mechanism (9) below.

4. The denitration feed bin of any one of claims 1-3, characterized in that: the feed inlet is provided with a screen (2).

5. The denitration feed bin of claim 4, wherein: the charging opening is provided with a vacuum feeding mechanism (1).

6. The denitration feed bin of claim 5, characterized in that: the top of the stock bin body (5) is provided with an artificial feeding hole and an access hole.

7. The denitration feed bin of claim 6, characterized in that: the manual feeding port and the access hole are provided with a screen (2).

8. The denitration feed bin of any one of claims 1-3, 5-7, characterized in that: the upper part of the inner wall of the bin body (5) is provided with a high charge level indicator (4), and the lower part of the inner wall of the bin body (5) is provided with a low charge level indicator (8).

9. The denitration feed bin of any one of claims 1-3, 5-7, characterized in that: at least two discharge hoppers are provided.

10. The denitration feed bin of claim 3, characterized in that: the rapping mechanism (7) comprises a vibrating motor and an external control switch; the arch breaking mechanism (9) comprises an auxiliary flow air disc or an air cannon.