A cooling machine air control system

Abstract

The utility model relates to the technical field of cooling machine, and disclose a kind of cooling machine air control system, including: air outlet plate, air control box and the air control plate being arranged in air control box, the air outlet plate is fixedly arranged in the upper portion of air control box;The air control box includes air outlet box, air guide box and adjusting box, three are mutually connected from top to bottom arrangement, the air control plate is arranged in adjusting box;The air guide box is provided with monitoring seat, and the air volume sensor is arranged in the monitoring seat;The adjusting box lower portion is provided with air inlet pipe, and the air inlet pipe is connected with air supply equipment;The air volume sensor, adjusting plate are all electrically connected with controller;The utility model changes the size of air inlet by adjusting plate by monitoring air volume, can realize the uniform distribution of air volume in air control box, adapt to kiln condition change and grate bed material distribution change of cement clinker, improve cooling air utilization efficiency, improve heat recovery efficiency, improve clinker cooling effect, and economic value is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cooling machine, more specifically, the utility model relates to a cooling machine air control system. BACKGROUND

[0002] The cooling air of the cooling machine in the cement clinker production process passes through the air chamber and the grate plate to cool the clinker on the grate bed. The thickness of the clinker layer on the grate bed is basically uniform, but the separation of coarse and fine materials is obvious. The separation of coarse and fine materials makes the wind resistance of the material bed differ greatly: under the same layer thickness, the wind resistance of the coarse material layer with large particles is smaller than that of the fine material layer with small particles, the cooling air will gather in the coarse material layer with smaller wind resistance, and the uneven air supply problem will cause local blow-through, resulting in insufficient cooling air for the fine material layer, which seriously affects the process performance of the cooling machine. Under the background of current production increase and the decline of raw fuel quality, the flying sand material working condition is more common, and the uneven air supply problem of the fourth generation machine is more prominent. SUMMARY

[0003] In order to overcome the defects of the prior art, the utility model provides a cooling machine air control system.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a cooling machine air control system, comprising: an air outlet plate, an air control box and an air control plate arranged in the air control box, the air outlet plate is fixedly arranged at the upper part of the air control box, the air control box comprises an air outlet box, an air guide box and an adjusting box, which are arranged in sequence from top to bottom, the air control plate is arranged in the adjusting box, the air guide box is provided with a monitoring seat, the monitoring seat is provided with an air volume sensor, the lower part of the adjusting box is provided with an air inlet pipe, the air inlet pipe is connected with the air supply equipment, and the air volume sensor and the air control plate are electrically connected with the controller.

[0005] As a preferred technical scheme of the utility model, a plurality of groups of air outlets are arranged in a rectangular array on the air control plate, and the air outlets of each group are arranged in a ring array; an adjusting motor is installed on the air control plate at the center of the air outlets of each group, the output end of the adjusting motor at the lower part penetrates through the air control plate and is provided with an adjusting plate at the lower part of the air control plate; and the adjusting motor is electrically connected with the controller.

[0006] As a preferred technical scheme of the utility model, the air outlet is provided as a fan-shaped through hole, the adjusting plate is matched with the air outlet in shape, and the size of the adjusting plate is larger than that of the air outlet.

[0007] As a preferred technical scheme of the utility model, the arc angle of the air outlet is 55°-65°, and each group of air outlets is provided with three air outlets.

[0008] As a preferred technical scheme of the utility model, the air control plate is provided with air permeation openings, and the air permeation openings are uniformly provided with multiple groups; the air permeation openings are arranged as strip-shaped through holes, and the air permeation openings and the air outlet are staggered.

[0009] As a preferred technical scheme of the utility model, the air control plate is provided with air permeation openings, and the air permeation openings are uniformly provided with multiple groups; the air permeation openings are arranged as strip-shaped through holes, and the air permeation openings and the air outlet are staggered.

[0010] Compared with the prior art, the utility model has the beneficial effects as follows: the utility model adjusts the size of the air outlet through the adjusting plate by monitoring the air volume, can realize the uniform distribution of the air volume in the air control box, adapts to the kiln condition change and the grate bed material distribution change of the cement clinker, improves the cooling air utilization efficiency, improves the heat recovery efficiency, improves the clinker cooling effect, and has high economic value. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the air control box structure schematic view of the utility model;

[0012] Fig. 2 It is the air control box structure schematic view of the utility model;

[0013] Fig. 3 It is the air control plate structure schematic view of the utility model;

[0014] Fig. 4 It is the adjusting plate structure schematic view of the utility model;

[0015] In the drawing: 1, air outlet plate;11, air vent;2, air control box;21, air outlet box;22, air guide box;23, adjusting box;24, monitoring seat;25, air inlet pipe;3, filter screen;4, air control plate;41, air outlet;42, air permeation opening;5, adjusting motor;51, adjusting plate. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0017] For example, Figs. 1 to 4The utility model provides a cooling machine air control system, including: air outlet plate 1, air control box 2 and set up in air control box 2 air control plate 4, air outlet plate 1 fixedly arranged in the lower part of air control box 2, air control box 2 includes air outlet box 21, air guide box 22 and adjustment box 23, three from top to bottom interconnect setting, air control plate 4 sets up in adjustment box 23, the bottom of adjustment box 23 is provided with monitoring seat 24, the air volume sensor is provided in monitoring seat 24, the lower part of monitoring seat 24 is provided with air inlet pipe 25, air inlet pipe 25 is connected with air supply equipment, the air volume sensor, air supply equipment all are connected with controller electrically.

[0018] Air outlet plate 1 is arranged side by side below the grate, and cement clinker is placed on the grate; air is introduced into the air inlet pipe 25, passes through the air control box 2 and is discharged through the air outlet plate 1, so that the cement clinker on the grate is cooled.

[0019] The air volume is monitored by the air volume sensor in the monitoring seat 24 and is fed back to the controller, and the controller adjusts the air control plate 4 to achieve uniform distribution of the air volume in the air chamber, more reasonable use of the cooling air volume, improved cooling performance, improved heat recovery efficiency and reduced power consumption of the fan.

[0020] The air control plate 4 is provided with a plurality of groups of air outlets 41 in a rectangular array, and the air outlets 41 in each group are arranged in a ring array; an adjusting motor 5 is installed on the air control plate 4 at the center of each group of air outlets 41, the output end of the adjusting motor 5 is arranged to pass through the air control plate 4 and is provided with an adjusting plate 51 below the air control plate 4; the adjusting motor 5 is electrically connected with the controller. The air outlet 41 is provided as a fan-shaped through hole, the adjusting plate 51 is shaped to match the air outlet 41, and the size of the adjusting plate 51 is larger than that of the air outlet 41. The arc angle of the air outlet 41 is 55°-65°, and each group of air outlets 41 is provided with three air outlets.

[0021] The controller controls the operation of the adjusting motor 5, so that the adjusting plate 51 rotates and cooperates with the air outlet 41 to different degrees, thereby changing the size of the through part of the air outlet 41 and adjusting the air inlet area, and further adjusting the air inlet volume.

[0022] The air control plate 4 is provided with air permeation openings 42, and the air permeation openings 42 are uniformly provided in multiple groups; the air permeation openings 42 are provided as strip-shaped through holes, and the air permeation openings 42 and the air outlets 41 are staggered with each other.

[0023] The air permeation openings 42 can meet the minimum air volume requirement of the air control plate 4 and are used in cooperation with the air outlets 41.

[0024] The filter screen 3 is arranged in the air outlet box 21, the air outlet plate 1 is provided with the air vent 11, the air vent 11 is uniformly provided with multiple groups, and the air vent 11 is arranged as a strip-shaped through hole. The filter screen 3 can filter and avoid dust and sundries from entering the air control box 2.

[0025] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cooling machine air control system, characterized by, The utility model provides an air volume control device, including: air outlet plate (1), air control box (2) and air control plate (4) set in air control box (2), air outlet plate (1) is fixedly arranged in the upper portion of air control box (2), air control box (2) includes air outlet box (21), air guide box (22) and adjustment box (23), and three are connected from top to bottom and set up, air control plate (4) is set in adjustment box (23), air guide box (22) is provided with monitoring seat (24), air volume sensor is set in monitoring seat (24), the lower portion of adjustment box (23) is provided with air inlet pipe (25), air inlet pipe (25) is connected with air supply equipment, air volume sensor, air control plate (4) are electrically connected with controller.

2. The air control system of claim 1, wherein: The air control plate (4) is provided with a plurality of groups of air outlets (41) in a rectangular array, and the air outlets (41) of each group are arranged in an annular array; an adjusting motor (5) is installed on the air control plate (4) at the center of each group of air outlets (41), the output end of the adjusting motor (5) is arranged to pass through the air control plate (4) and is provided with an adjusting plate (51) below the air control plate (4); the adjusting motor (5) is electrically connected with the controller.

3. The air control system of claim 2, wherein: The air outlet (41) is provided as a fan-shaped through hole, the adjusting plate (51) is matched with the air outlet (41) in shape, and the size of the adjusting plate (51) is larger than the size of the air outlet (41).

4. The air control system of claim 3, wherein: The arc angle of the air outlet (41) is 55°-65°, and each group of air outlets (41) is provided with three.

5. The air control system of claim 1, wherein: The air control plate (4) is provided with air permeation openings (42), and the air permeation openings (42) are evenly provided with multiple groups; the air permeation openings (42) are provided as strip-shaped through holes, and the air permeation openings (42) and the air outlets (41) are staggered with each other.

6. The air control system of claim 1, wherein: The air outlet box (21) is provided with a filter screen (3), and the air outlet plate (1) is provided with air vents (11), the air vents (11) are evenly provided with multiple groups, and the air vents (11) are provided as strip-shaped through holes.

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