Pneumatic material lifting device of dust remover

Abstract

The utility model relates to the technical field of dust removers, in particular to a pneumatic material lifting device of a dust remover, which comprises a bag-type dust remover, a gas lifting chamber, a gas ejector pipe and a material lifting pipe, and the lower end of the material lifting pipe and the upper end of the gas ejector pipe are positioned inside the gas lifting chamber and are oppositely arranged; the position of the gas ejector pipe below the gas stripping chamber is connected with the rear end of a measuring pipe; the front end of the measuring pipe is connected with a pressure gauge; a first valve is arranged on the measuring pipe, a dredging air pipe is connected to the position, behind the first valve, of the measuring pipe, and a second valve is arranged on the dredging air pipe. A blowing pipe is arranged on the bag-type dust collector and is connected with a blowing gas storage tank through a pipeline; the blowing gas storage tank is connected with a dredging gas pipe; by arranging the dredging air pipe, the measuring pipe can be dredged under the condition that the pressure gauge is not disassembled, and the probability that the pressure gauge is damaged due to repeated disassembly and assembly of the pressure gauge is increased is prevented; the blowing gas storage tank is used for supplying gas to the measuring pipe, an additional gas supply device is not needed, and the device is more convenient and more economical.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust remover technical field, specifically is a dust remover pneumatic material lifting device. BACKGROUND

[0002] 600KA electrolytic cell is as the world leading type tank type, and the flue gas purification system adopts dry purification cloth bag dust collector to carry out desulfurization purification to aluminum electrolysis flue gas, and the pneumatic material lifting device provides the alumina as adsorbent for the dust remover, but the pneumatic material lifting device often causes the feeding of the air pipe to provide the material due to too much feeding, and the pipeline for installing the pressure gauge connected on the air pipe can also feed, so that the pressure gauge reading is abnormal, in order to make the pressure gauge return to normal, the present stage adopts the mode of removing the pressure gauge to dredge the pipeline where the pressure gauge is located, and the frequent disassembly increases the damage probability of the pressure gauge. SUMMARY

[0003] The utility model discloses a kind of dust remover pneumatic material lifting devices, to solve the problem of the damage probability of pressure gauge in the above-mentioned prior art when pneumatic material lifting device pipeline dredging needs frequent disassembly of pressure gauge.

[0004] In order to achieve the above object, the utility model provides a kind of dust remover pneumatic material lifting device, including cloth bag dust collector, gas lift chamber, jet pipe and material lifting pipe, the lower end of material lifting pipe and the upper end of jet pipe are located inside gas lift chamber and are oppositely arranged;Jet pipe is connected with the rear end of measuring pipe at the position below gas lift chamber, and the front end of measuring pipe is connected with pressure gauge;Valve one is arranged on measuring pipe, and dredging air pipe is connected with the position behind valve one on measuring pipe, and valve two is arranged on dredging air pipe.

[0005] Further, the cloth bag dust collector is provided with a blowpipe, and the blowpipe is connected with a blowpipe gas storage tank through a pipeline.

[0006] Further, the cloth bag dust collector is connected with a flue gas inlet pipe, and a VRI reactor is arranged in the flue gas inlet pipe.

[0007] Further, the side of the gas lift chamber is fixedly connected with a feeding pipe, and a boiling bed is arranged in the interior of the gas lift chamber.

[0008] Further, the middle part of the measuring pipe is a spiral pipe.

[0009] The utility model can dredge the measuring pipe without disassembling the pressure gauge, prevent the probability of damaging the pressure gauge from increasing due to multiple disassembly and assembly of the pressure gauge by arranging the dredging air pipe. Attached Figure Description

[0010] The accompanying drawings, which form part of this application, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

[0011] Fig. 1 This is a schematic diagram of the pneumatic material lifting device for the dust collector in the embodiment;

[0012] Fig. 2 This is a schematic diagram of the structure of the air-lift chamber in the embodiment;

[0013] In the diagram: 1. Air-lift chamber; 101. Feed pipe; 102. Fluidized bed; 103. Air chamber; 2. Jet pipe; 201. Nozzle; 3. Lifting pipe; 4. Pressure gauge; 5. Measuring pipe; 501. Spiral tube; 6. Valve 1; 7. Unblocking air pipe; 8. Bag filter; 9. Pulse jet pipe; 10. Pulse jet storage tank; 11. Flue gas inlet pipe; 12. VRI reactor; 13. Valve 2. Detailed Implementation

[0014] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0015] like Figs. 1-2 As shown, according to an embodiment of the present invention, a pneumatic material lifting device for a dust collector is provided, including a bag filter 8, a lifting chamber 1, a jet pipe 2, and a lifting pipe 3. The lower end of the lifting pipe 3 and the upper end of the jet pipe 2 are located inside the lifting chamber 1 and are arranged opposite to each other. The jet pipe 2 is connected to the rear end of a measuring pipe 5 at a position below the lifting chamber 1, and a pressure gauge 4 is connected to the front end of the measuring pipe 5. A valve 6 is provided on the measuring pipe 5, and a clearing air pipe 7 is connected to the measuring pipe 5 at a position behind the valve 6. A valve 13 is provided on the clearing air pipe 7.

[0016] When the measuring tube 5 is blocked and needs to be cleared, close valve 1 and open valve 2 13 to allow gas to enter the measuring tube 5 to clear the blockage. It is not necessary to disassemble pressure gauge 4.

[0017] The bag filter 8 is equipped with a blow pipe 9, which is connected to a blow air tank 10 via a pipe; the blow air tank 10 is connected to a dredging pipe 7.

[0018] The bag filter 8 is connected to the flue gas inlet pipe 11, and a VRI reactor 12 is installed inside the flue gas inlet pipe 11. The upper end of the material lifting pipe 3 is connected to the VRI reactor 12.

[0019] The side of the gas stripping chamber 1 is fixedly connected with a feeding pipe 101, and the inside is provided with a boiling bed 102, and a gas chamber 103 is arranged between the boiling bed 102 and the bottom end of the gas stripping chamber 1; the top end of the air injection pipe 2 is fixedly connected with a nozzle 201, and the nozzle 201 is arranged above the boiling bed 102.

[0020] The middle part of the measuring pipe 5 is a spiral pipe 501.

[0021] The embodiment can dredge the measuring pipe 5 without disassembling the pressure gauge 5 by arranging the dredging air pipe 7, so that the probability of damaging the pressure gauge 5 is reduced due to the multiple disassembly and assembly of the pressure gauge 5; the measuring pipe 5 is supplied with air by using the air injection storage tank 10, so that an additional air supply device is not needed, and the method is more convenient and economical.

[0022] The above only describes the preferred embodiments of the utility model and is not used for limiting the utility model, and the utility model can have various changes and variations for the person skilled in the art. Any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A pneumatic material lifting device for a dust collector, comprising a bag filter (8), a lifting chamber (1), an air jet pipe (2), and a material lifting pipe (3), wherein the lower end of the material lifting pipe (3) and the upper end of the air jet pipe (2) are located inside the lifting chamber (1) and are arranged opposite to each other; the air jet pipe (2) is connected to the rear end of a measuring pipe (5) at a position below the lifting chamber (1), and a pressure gauge (4) is connected to the front end of the measuring pipe (5); characterized in that, The measuring tube (5) is equipped with a valve (6), and a venting pipe (7) is connected to the measuring tube (5) behind the valve (6). The venting pipe (7) is equipped with a valve (13).

2. The pneumatic material lifting device for a dust collector as described in claim 1, characterized in that, The bag filter (8) is equipped with a blow pipe (9), which is connected to a blow air storage tank (10) via a pipe; the blow air storage tank (10) is connected to a dredging pipe (7).

3. The pneumatic material lifting device for a dust collector as described in claim 1, characterized in that, The bag filter (8) is connected to a flue gas inlet pipe (11), and a VRI reactor (12) is installed inside the flue gas inlet pipe (11). The upper end of the material lifting pipe (3) is connected to the VRI reactor (12).

4. The pneumatic material lifting device for a dust collector as described in claim 1, characterized in that, The side of the air stripping chamber (1) is fixedly connected to a feed pipe (101), and a fluidized bed (102) is provided inside. The bottom of the fluidized bed (102) and the air stripping chamber (1) is a gas chamber (103). The top of the jet pipe (2) is fixed to the fluidized bed and connected to a nozzle (201). The nozzle (201) is located above the fluidized bed (102).

5. The pneumatic material lifting device for a dust collector as described in claim 1, characterized in that, The middle part of the measuring tube (5) is a spiral tube (501).

Images