CN213790591U

CN213790591U - Device for detecting ash bucket material level in dry type dust removal

Info

Publication number: CN213790591U
Application number: CN202022392713.0U
Authority: CN
Inventors: 王冲; 李霄; 卢忠阳; 王义宏; 李淼
Original assignee: Shandong Guoshun Construction Group Co Ltd
Current assignee: Shandong Guoshun Construction Group Co Ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-27
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a device for detecting the material level of an ash bucket in dry dust removal, which comprises an ash bucket, wherein the bottom of the ash bucket is provided with an ash discharge port, the ash discharge port is provided with a sliding door in a sliding way, one side of the sliding door is provided with a driving block, a linear motor is fixed at the bottom of the ash bucket, the output shaft of the linear motor is connected with the driving block, and a connecting pipe is arranged at a certain height of the side wall of the ash bucket; the connecting pipe is connected with an air supply pipe, the side wall of the air supply pipe is connected with an air pipe, and the air pipe is communicated with an air pressure transmitter; the side wall of the air supply pipe is connected with an air storage tank through a pipeline, the air storage tank is communicated with a decompression filter valve through a pipeline, and the decompression filter valve is communicated with an air source; the air pressure transmitter and the linear motor are electrically connected with the control mechanism. After the dust rises to a certain height to block the main connecting pipe, the air source supplies air to cause the air pressure in the connecting pipe to rise, and after the high pressure is detected, the linear motor is controlled to open the sliding door to enable the dust hopper to discharge the dust.

Description

Device for detecting ash bucket material level in dry type dust removal

Technical Field

The utility model relates to a dry-type dust collecting equipment field especially relates to a device of detection ash bucket material level in dry-type dust removal.

Background

With the increasing of the environmental protection requirement and the development of the environmental protection technology in recent years, the dry type dust removal technology is continuously improved, the dust removal efficiency is continuously improved, and the dust removal cost is obviously reduced. Therefore, the application of dry dust removal is also wide.

The dry-type dust removal in-process needs the dust removal ash bucket to collect the dust, and the dust of collecting emptys automatically after arriving certain position of certain dust removal ash bucket, generally set up radio frequency admittance material level switch, hinder rotary material level switch and tuning fork material level switch etc. and carry out the measurement of dust material level on the lateral wall of dust removal ash bucket, after the dust reachd the material level, radio frequency admittance material level switch, hinder rotary material level switch, tuning fork material level switch produce different signals because of the contact of dust, control mechanism receives behind the signal transmission circuit's the signal automatic control promptly dust is emptyd to the dust removal ash bucket, avoids the dust overstock to cause the burden overweight. Dust removal ash bucket dust is more, and the condition is abominable, and along with the live time is longer, the dust is gathered at these material level measuring device and is caused material level measuring device's reliability and measurement accuracy can appear great deviation, leads to appearing the dust and does not reach the material level and appear the condition that dust removal ash bucket emptys promptly.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a detect device of ash bucket material level in dry-type dust removal.

The utility model provides a device for detecting the material level of an ash bucket in dry dust removal, which comprises an ash bucket, wherein,

the bottom of the ash bucket is provided with an ash discharge port, the ash discharge port is provided with a sliding door in a sliding manner, one side of the sliding door is provided with a driving block, the bottom of the ash bucket is fixedly provided with a linear motor, an output shaft of the linear motor is in threaded connection with the driving block, and a connecting pipe extending into the ash bucket is arranged at a certain height on the side wall of the ash bucket;

the connecting pipe is connected with an air supply pipe, the side wall of the air supply pipe is connected with an air pipe, and the air pipe is communicated with an air pressure transmitter; the side wall of the air supply pipe is connected with an air storage tank through a pipeline, the air storage tank is communicated with a decompression filter valve through a pipeline, and the decompression filter valve is communicated with an air source;

the air pressure transmitter and the linear motor are electrically connected with the control mechanism.

Furthermore, the air supply pipe and the connecting pipe are coaxially arranged, and one end, far away from the connecting pipe, of the air supply pipe is detachably connected with the ash removal nut.

Furthermore, the air pipe is a three-way air pipe, three branch pipelines of the three-way air pipe are respectively provided with a stop valve, one branch pipeline of the three-way air pipe is connected to the side wall of the air supply pipe, one branch pipeline of the three-way air pipe is connected to the air pressure transmitter, and the other branch pipeline of the three-way air pipe is communicated with the outside.

Furthermore, the side wall of the ash bucket inclines towards the middle axis of the ash bucket from top to bottom.

Furthermore, control mechanism electric connection power supply unit, control mechanism includes clock module, processing module, storage module, input module, display module, processing module electricity is connected the clock module, processing module electricity is connected storage module, processing module electricity is connected input module, processing module electricity is connected display module, processing module electricity is connected the atmospheric pressure changer, processing module electricity is connected linear electric motor.

Furthermore, one end of the connecting pipe extending to the ash hopper is trumpet-shaped.

Compared with the prior art, the utility model discloses a device for detecting ash bucket material level in dry-type dust removal has following beneficial effect:

the utility model provides a device of detection ash bucket material level in dry-type dust removal utilizes the dust to rise to the take the altitude shutoff owner behind the connecting pipe, because the air supply leads to at the air feed the air pressure risees in the connecting pipe, through the material level that air pressure transmitter detected the air pressure and confirms the dust reaches the height that sets up, then control mechanism receives high-pressure air pressure signal back control linear electric motor will the ash discharge is opened to the sliding door. (1) The atmospheric pressure changer set up in outside the ash bucket, the environment in the ash bucket can not influence the atmospheric pressure changer, consequently the life-span that atmospheric pressure changer used can be longer, and the precision also can receive less influence. (2) Compared with a radio frequency admittance material level switch, a rotation resistance type material level switch and a tuning fork material level switch, the pneumatic transmitter has relatively low cost. (3) The air pressure transmitter is arranged outside the ash bucket, so that the maintenance is easier. (4) The dust cleaning nut is convenient to dredge when the connecting pipe is blocked.

Drawings

FIG. 1 is a schematic view of the sound control integration of the device for detecting the level of an ash hopper in dry dust removal according to the present invention;

fig. 2 is a schematic diagram of the architecture of the control mechanism provided by the present invention.

The symbols in the figures and their meanings are as follows:

1. the device comprises a pressure reducing filter valve, 2, a gas storage tank, 3, a gas supply pipe, 31, an ash removing nut, 4, an ash bucket, 41, a connecting pipe, 5, a sliding door, 51, a driving block, 6, a linear motor, 7, a gas pipe, 71, a stop valve, 8, a gas pressure transmitter, 9 and a control mechanism.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments. It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Referring to fig. 1, the utility model provides a device for detecting the material level of an ash bucket in dry dust removal. Detect device of ash bucket material level in dry-type dust removal includes ash bucket 4, the lateral wall of ash bucket 4 from last to down to the axis slope of ash bucket 4, so that the cross-section of ash bucket 4 is down trapezoidal, the bottom of ash bucket 4 sets up the dust exhaust mouth, and the dust can be along the lateral wall whereabouts of ash bucket 4.

The ash discharge port of the ash bucket 4 is provided with a sliding door 5 in a sliding mode, specifically, the bottom of the ash bucket 4 is fixed with a slide way, the slide way is horizontally arranged, the slide way is connected with the sliding door 5 in a sliding mode, the sliding door 5 is flat, and the sliding door 5 is blocked on the ash discharge port. The fixed drive block 51 that sets up in one side of sliding door 5, be provided with the perforation on the drive block 51, the perforation inboard is provided with the voussoir, the fixed linear electric motor 6 in bottom of ash bucket 4, linear electric motor 6's output shaft is drive screw, the voussoir inlays in the thread groove in the drive screw outside, linear electric motor 6 rotates and makes the thread groove contradicts the voussoir makes drive block 51 horizontal slip, drive block 51 drives sliding door 5 slides.

A connecting pipe 41 extending into the ash hopper 4 is arranged at a certain height position on the side wall of the ash hopper 4; one end of the connecting pipe 41 extending to the ash bucket 4 is trumpet-shaped. The other end of the connection pipe 41 is inclined upward to prevent dust from entering the connection pipe 41; the other end of the connecting pipe 41 is provided with a flange plate, one end of the air supply pipe 3 is provided with a flange plate, and the air supply pipe 3 is detachably connected with the connecting pipe 41 through the flange plate. The other end of the air supply pipe 3 is detachably screwed with an ash removal nut 31, the air supply pipe 3 and the connecting pipe 41 are coaxially arranged, so that when the connecting pipe 41 is blocked by dust, the ash removal nut 31 is taken down, and a dredging rod is inserted into the air supply pipe 3 and the connecting pipe 41 to dredge the connecting pipe 41.

The lateral wall intercommunication of air supply pipe 3 is provided with two pipelines, and one of them pipe connection connects trachea 7, trachea 7 is tee bend trachea, be provided with stop valve 71 on the three lateral conduit of tee bend trachea respectively, tee bend trachea's a lateral conduit connect in the lateral wall of air supply pipe 3, tee bend trachea's a lateral conduit connect in atmospheric pressure changer 8, it is external that another lateral conduit of tee bend trachea communicates.

The other pipeline of the side wall of the air supply pipe 3 is connected with an air storage tank 2, the air storage tank 2 is communicated with a decompression filter valve 1 through a pipeline, and the decompression filter valve 1 is communicated with an air source; and inflating the gas by the gas source.

The air pressure transmitter 8 and the linear motor 6 are electrically connected with the control mechanism 9.

Referring to fig. 2, the control mechanism 9 is electrically connected to the power supply unit, the control mechanism 9 includes a clock module, a processing module, a storage module, an input module, and a display module, the processing module is electrically connected to the clock module, the processing module is electrically connected to the storage module, the processing module is electrically connected to the input module, the processing module is electrically connected to the display module, the processing module is electrically connected to the air pressure transmitter 8, and the processing module is electrically connected to the linear motor 6. The processing module receives the air pressure value measured by the air pressure transmitter 8, the processing module obtains a set air pressure threshold value from the storage module, the processing module compares the air pressure value with the air pressure threshold value, and once the air pressure value is higher than the air pressure threshold value, the processing module controls the linear motor 6 to rotate so as to open the sliding door 5 for a period of time and then automatically close the sliding door. The input module is used for inputting a set air pressure threshold value and the opening time of the sliding door; the display module is used for displaying air pressure and operation prompts. The clock module provides an operation clock signal for the processing module.

The utility model provides a device principle of detection ash bucket material level in dry-type dust removal does:

and closing the stop valves on the branch pipelines of the air pipe 7 communicated with the outside, and opening the other two stop valves.

The air storage tank 2 is supplied with air by the air supply, the air storage tank 2 provides continuous and stable air flow for the air supply pipe 3, and the air flow is discharged through the connecting pipe 41;

when the ash hopper 4 receives ash, the control mechanism 9 controls the sliding door 5 to block the ash discharge port. The ash bucket 4 connects the ash, buries along with the dust accumulation during the tip of connecting pipe 41, the unable discharge of air current can form the high atmospheric pressure after the air supply air feed, the high atmospheric pressure quilt pneumatic pressure changer 8 detects, pneumatic pressure changer 8 to control mechanism 9 sends the atmospheric pressure measured value, control mechanism 9 is when will surveying the atmospheric pressure measured value and being higher than certain threshold value, control mechanism 9 control linear electric motor 6 rotates certain number of turns, linear electric motor 6 drives the drive block 51 and removes, makes sliding door 5 opens a period of time (can set for), the dust in the ash bucket 4 falls, after sliding door 5 opened sufficient duration, control mechanism 9 control linear electric motor 6 reverse rotation certain number of turns for sliding door 5 blocks up again the ash discharge mouth.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The device for detecting the material level of the ash hopper in dry dust removal is characterized by comprising the ash hopper (4),

an ash discharge port is formed in the bottom of the ash bucket (4), a sliding door (5) is arranged at the ash discharge port in a sliding mode, a driving block (51) is arranged on one side of the sliding door (5), a linear motor (6) is fixed to the bottom of the ash bucket (4), an output shaft of the linear motor (6) is connected with the driving block (51), and a connecting pipe (41) extending into the ash bucket (4) is arranged at a position with a certain height on the side wall of the ash bucket (4);

the connecting pipe (41) is connected with the air supply pipe (3), the side wall of the air supply pipe (3) is connected with the air pipe (7), and the air pipe (7) is communicated with the air pressure transmitter (8); the side wall of the air supply pipe (3) is connected with an air storage tank (2) through a pipeline, the air storage tank (2) is communicated with a decompression filter valve (1) through a pipeline, and the decompression filter valve (1) is communicated with an air source;

the air pressure transmitter (8) and the linear motor (6) are electrically connected with the control mechanism (9).

2. The device for detecting the ash bucket material level in the dry dust removal according to claim 1, wherein the air supply pipe (3) is coaxially arranged with the connecting pipe (41), and an ash removal nut (31) is detachably connected to one end of the air supply pipe (3) far away from the connecting pipe (41).

3. The device for detecting the material level of the ash hopper in the dry dust removal according to claim 1, wherein the air pipe (7) is a three-way air pipe, three branch pipes of the three-way air pipe are respectively provided with a stop valve (71), one branch pipe of the three-way air pipe is connected to the side wall of the air supply pipe (3), one branch pipe of the three-way air pipe is connected to the air pressure transmitter (8), and the other branch pipe of the three-way air pipe is communicated with the outside.

4. The device for detecting the material level of the ash bucket in the dry dust removal of claim 1, wherein the side wall of the ash bucket (4) is inclined from top to bottom towards the central axis of the ash bucket (4).

5. The device for detecting the material level of the ash hopper in dry dust removal according to claim 1, wherein the control mechanism (9) is electrically connected with a power supply unit, the control mechanism (9) comprises a clock module, a processing module, a storage module, an input module and a display module, the processing module is electrically connected with the clock module, the processing module is electrically connected with the storage module, the processing module is electrically connected with the input module, the processing module is electrically connected with the display module, the processing module is electrically connected with the air pressure transmitter (8), and the processing module is electrically connected with the linear motor (6).

6. The device for detecting the material level of the ash bucket in the dry dust removal of claim 1, wherein one end of the connecting pipe (41) extending to the ash bucket (4) is trumpet-shaped.