阅读说明：本技术 一种防爆除尘器 (Explosion-proof dust remover ) 是由 王加林 于 2020-05-21 设计创作，主要内容包括：本发明公开了一种防爆除尘器,包括除尘器本体和与其连通的废气进口、洁净空气出口,所述除尘器本体与洁净空气出口之间依次设置有双向隔离阀、压力传感器、高效过滤器、粉尘浓度仪、手动风阀、风机、消音器、烟囱；所述除尘器本体与废气进口之间设置有快速切断阀,所述除尘器本体的下端还连通有粉尘出口,所述除尘器本体与粉尘出口之间设置有旋转阀。(The invention discloses an explosion-proof dust remover which comprises a dust remover body, a waste gas inlet and a clean air outlet, wherein the waste gas inlet and the clean air outlet are communicated with the dust remover body; be provided with quick cut-off valve between dust remover body and the waste gas import, the lower extreme of dust remover body still communicates there is the dust export, be provided with the rotary valve between dust remover body and the dust export.)

1. An explosion-proof dust remover which characterized in that: the dust remover comprises a dust remover body (2), and a waste gas inlet (703) and a clean air outlet (706) which are communicated with the dust remover body, wherein a bidirectional isolation valve (3), a pressure sensor (4), a high-efficiency filter (5), a dust concentration meter (6), a manual air valve (8), a fan (9), a silencer (10) and a chimney (11) are sequentially arranged between the dust remover body (2) and the clean air outlet (706); be provided with quick cut-off valve (1) between dust remover body (2) and waste gas import (703), the lower extreme of dust remover body (2) still communicates dust outlet (8), be provided with rotary valve (13) between dust remover body (2) and dust outlet (8).

2. An explosion-proof dust collector as set forth in claim 1, wherein: the dust remover comprises a dust remover body (2), and is characterized in that the dust remover body (2) is also communicated with a first compressed air inlet (705), an air bag (403) is arranged between the dust remover body (2) and the first compressed air inlet (705), and a safety valve (405) is installed on the air bag (403).

3. An explosion-proof dust collector as set forth in claim 1, wherein: the dust remover body (2) is also communicated with a second compressed air inlet (702), and a flow aid air cushion (17) is arranged at the joint of the second compressed air inlet (702) and the dust remover body (2).

4. An explosion-proof dust collector as set forth in claim 1, wherein: a photoelectric probe (201) is arranged between the waste gas inlet (703) and the dust remover body (2), and a pressure probe (202) is arranged on the dust remover body (2).

5. An explosion-proof dust collector as set forth in claim 1, wherein: the dust remover comprises a dust remover body (2), and is characterized in that a discharge outlet (707) is communicated with the dust remover body (2), and a flameless discharge valve (16) is arranged between the discharge outlet (707) and the dust remover body (2).

6. An explosion-proof dust collector as set forth in claim 1, wherein: a manual gate valve (14) is arranged between the rotary valve (13) and the dust remover body (2), and a third compressed air inlet (701) is communicated with the rotary valve (13).

7. An explosion-proof dust collector as set forth in claim 1, wherein: and a powder level meter (15) is arranged on the dust remover body (2).

8. An explosion-proof dust collector as set forth in claim 1, wherein: a first pressure difference inverter (18) is arranged on the dust remover body (2), and a second pressure difference inverter (19) is arranged on the high-efficiency filter (5).

9. An explosion-proof dust collector as set forth in claim 1, wherein: and a flexible connecting pipe (7) is arranged between the dust concentration meter (6) and the manual air valve (8) and between the fan (9) and the silencer (10).

10. An explosion-proof dust collector as set forth in claim 1, wherein: the dust remover body (2) is also communicated with a nitrogen inlet (704).

Technical Field

The invention relates to an explosion-proof dust remover, and belongs to the technical field of industrial dust treatment equipment.

Background

The dust explosion refers to the phenomenon that dust particles suspended in air are fully contacted with oxygen in the air, the oxidation reaction is instantly finished under a specific condition, a large amount of heat is released in the reaction, and then high temperature and high pressure are generated. At present, dust explosion is a serious safety accident in a factory, and how to design a dust removal device with good explosion-proof effect and complete safety measure configuration is urgent.

Disclosure of Invention

The invention aims to solve the technical problem of providing the dust removing equipment with good explosion-proof effect and complete safety measure configuration.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

an explosion-proof dust remover comprises a dust remover body, a waste gas inlet and a clean air outlet which are communicated with the dust remover body, wherein a bidirectional isolation valve, a pressure sensor, a high-efficiency filter, a dust concentration meter, a manual air valve, a fan, a silencer and a chimney are sequentially arranged between the dust remover body and the clean air outlet; be provided with quick cut-off valve between dust remover body and the waste gas import, the lower extreme of dust remover body still communicates there is the dust export, be provided with the rotary valve between dust remover body and the dust export.

The explosion-proof dust remover is characterized in that: the dust remover comprises a dust remover body and is characterized in that the dust remover body is also communicated with a first compressed air inlet, an air bag is arranged between the dust remover body and the first compressed air inlet, and a safety valve is installed on the air bag.

The explosion-proof dust remover is characterized in that: the dust remover body is also communicated with a second compressed air inlet, and a flow-assisting air cushion is arranged at the joint of the second compressed air inlet and the dust remover body.

The explosion-proof dust remover is characterized in that: a photoelectric probe is arranged between the waste gas inlet and the dust remover body, and a pressure probe is arranged on the dust remover body.

The explosion-proof dust remover is characterized in that: the dust remover comprises a dust remover body, and is characterized in that a discharge outlet is communicated with the dust remover body, and a flameless discharge valve is arranged between the discharge outlet and the dust remover body.

The explosion-proof dust remover is characterized in that: a manual gate valve is arranged between the rotary valve and the dust remover body, and a third compressed air inlet is communicated with the rotary valve.

The explosion-proof dust remover is characterized in that: and a powder level meter is arranged on the dust remover body.

The explosion-proof dust remover is characterized in that: the dust remover body is provided with a first differential pressure inverter, and the high-efficiency filter is provided with a second differential pressure inverter.

The explosion-proof dust remover is characterized in that: and flexible connecting pipes are arranged between the dust concentration meter and the manual air valve and between the fan and the noise reduction.

The explosion-proof dust remover is characterized in that: the dust remover body is also communicated with a nitrogen inlet.

The invention has the beneficial effects that:

1. the quick cut-off valve is arranged at the waste gas inlet, signals detected by the pressure probe and the photoelectric probe are sent to the control box, and the quick cut-off valve is closed, so that explosion flame is prevented from entering a production workshop and being not spread, and secondary damage is avoided;

2. by arranging the bidirectional explosion-proof valve, explosion flame cannot propagate to downstream equipment along the outlet pipe;

3. through set up nitrogen gas entry on the dust remover body, when the dust remover explodes, let in nitrogen gas, avoid the inside continuous combustion of equipment.

Drawings

Fig. 1 is a schematic structural view of an explosion-proof dust collector of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, an explosion-proof dust collector comprises a dust collector body 2, and a waste gas inlet 703 and a clean air outlet 706 which are communicated with the dust collector body 2, wherein a bidirectional isolation valve 3, a pressure sensor 4, a high-efficiency filter 5, a dust concentration meter 6, a manual air valve 8, a fan 9, a silencer 10 and a chimney 11 are sequentially arranged between the dust collector body 2 and the clean air outlet 706; be provided with quick cut-off valve 1 between dust remover body 2 and the waste gas import 703, the lower extreme of dust remover body 2 still communicates there is dust outlet 8, be provided with rotary valve 13 between dust remover body 2 and the dust outlet 8. And soft connecting pipes 7 are arranged between the dust concentration meter 6 and the manual air valve 8 and between the fan 9 and the silencer 10.

Set up two-way isolating valve 3 through the clean air discharge port department at dust remover body 2, in case the explosion takes place, explosion flame can not propagate along the outlet pipe downstream equipment to set up quick cut-off valve 1 in the waste gas import department of dust remover body 2, in case detect 2 internal pressure of dust remover bodies too big or flame appears, quick cut-off valve closes, prevents that explosion flame from entering into not having flame propagation in the workshop, avoids causing the secondary damage.

In this embodiment, a photoelectric probe 201 is arranged between the exhaust gas inlet 703 and the dust remover body 2, a pressure probe 202 is arranged on the dust remover body 2, the photoelectric probe 201 and the pressure probe 202 are used for detecting relevant signals of the furnace body, and once abnormality occurs, the signals are immediately fed back to the control box, so that the quick cut-off valve 1 is closed.

And the dust concentration in the discharged clean air can be detected by using the dust concentration meter 6, and when the concentration exceeds a set value, an alarm signal is sent out.

The dust remover body 2 is also communicated with a first compressed air inlet 705, an air bag 403 is arranged between the dust remover body 2 and the first compressed air inlet 705, and a safety valve 405 is arranged on the air bag 403. When the pressure in the dust collector body 2 is ultrahigh, so that the pressure in the air bag 403 is overlarge, the safety valve 405 is automatically opened to release the pressure.

The dust remover body 2 is also communicated with a second compressed air inlet 702, a flow-assisting air cushion 17 is arranged at the joint of the second compressed air inlet 702 and the dust remover body 2, and dust accumulation on the dust hopper can be effectively avoided by arranging the flow-assisting air cushion 17.

A discharge outlet 707 is communicated with the dust collector body 2, and a flameless discharge valve 16 is arranged between the discharge outlet 707 and the dust collector body 2.

Be provided with manual push-pull valve 14 between rotary valve 13 and the dust remover body 2, can close during the maintenance rotary valve, avoid the dust to drop and fly upward, the intercommunication has third compressed air import 701 on the rotary valve 13, can realize continuous unloading through setting up rotary valve 13, utilizes third compressed air import 701 can effectively guarantee rotary valve 13 continuous operation. The rotary valve is provided with a shaft air seal device, so that dust is prevented from entering a bearing of the rotary valve.

Be provided with powder level meter 15 on the dust remover body 2, can the 2 powder volumes of real-time supervision dust remover body, when detecting the powder level superelevation, send the warning, avoid the dust bridging. Wherein the powder level meter 15 is arranged on the ash bucket of the dust remover body 2.

The dust remover comprises a dust remover body 2, a first pressure difference inverter 18 is arranged on the dust remover body 2, a second pressure difference inverter 19 is arranged on a high-efficiency filter 5, and when the pressure difference of filter materials of the dust remover body 2 or the high-efficiency filter 5 is larger than a set value, an alarm signal is sent out.

The dust remover body 2 is also communicated with a nitrogen inlet 704, and when the dust remover explodes, nitrogen is introduced to avoid continuous combustion inside the device.

In this embodiment, the dust remover body is through pressure test, and dust remover casing intensity can bear the pressure boost that the explosion produced when the emergence explosion, and equipment can not damage.

In conclusion, the explosion-proof dust remover provided by the invention has a good explosion-proof effect and complete safety measure configuration.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.