CN212142043U - Purification device capable of continuously removing dust and oil stains in industrial gas - Google Patents

Abstract

The utility model discloses a purification device capable of continuously removing dust and oil stain in industrial gas, which is characterized in that a motor is arranged below a bottom plate, and the motor drives a rotating shaft and a filler to run at high speed through a magnetic driving device; the two sides of the cylinder above the packing layer are provided with anti-entrainment baffles, the same side of the cylinder above the packing layer is provided with a dust-settling water port and a cleaning port, the cylinder of the motor is provided with a cooling water port, the outside of the cylinder is provided with a circulating water tank, a circulating water pump pumps one strand of water in the circulating water tank into the top of the packing layer through the dust-settling water port, the other strand of water returns to the circulating water tank from a liquid outlet at the bottom after the packing layer is fully contacted with gas, and the other strand of water is sent to the; the packing layer is self-cleaned by water entering from the dust fall water gap in the process of high-speed rotation. The utility model discloses can effectively solve dust, the greasy dirt that the enterprise met in production and block up the compressor, the system that causes can not long period steady operation's phenomenon.

Description

Purification device capable of continuously removing dust and oil stains in industrial gas

Technical Field

The utility model belongs to the coal chemical industry field of purifying relates to the high-efficient purifier of dust, greasy dirt and a small amount of liquid among the coal chemical industry desorption industrial gas.

Background

The dust and oil pollution containing purification device is mainly applied to two working sections: (1) gaseous dust removal behind the pressure swing adsorption, before the compressor, the main function is with the pressure swing adsorption in-process, and the adsorbent dust that gas washout adsorbent brought separates, prevents that the adsorbent dust from blockking up the compressor, causes the unable continuous operation of compressor. (2) The dust and oil removing of the crude gas mainly has the functions of removing coal dust and coal tar in the crude gas and avoiding the blockage of a compressor caused by the coal dust and the coal tar and the incapability of continuous operation.

The dust and oil removing filter commonly used in the industry at present comprises: filter core, filter bag structure, folded plate structure, silk screen structure etc. after above structure at system operation a period, there are filter element to block up, separate phenomenons such as not thorough, and have following important technique leak:

filter core, filter bag structure, device driving operation after a certain time, the dust impurity of filter core filter bag interception is the accumulation constantly, causes the pressure differential to rise sharply, brings the potential safety hazard for production, need regularly or open equipment regularly and wash or change filter element, later stage operation maintenance cost is than higher.

The folded plate structure has obvious effect under the condition that the folded plate structure contains a large amount of liquid and does not contain solid dust in gas, has poor effect and low separation precision on complex working conditions such as dust and oil stain contained in gas, and can be attached to the folded plate to accumulate all the time in the running process, so that the pressure difference is increased, and the safe and stable production is influenced.

The silk screen structure, the silk screen structure is the most traditional structural style, and this structural style separation precision is low, efficient, and equipment operation elasticity is little, can cause the silk screen to block up under the more operating mode of dust impurity, needs to change the silk screen, can not satisfy the operation index of production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a purifier of dust and greasy dirt in can desorption industrial gas in succession can effectively solve dust, the greasy dirt that the enterprise meets in the production and block up the compressor, and the system that causes can not the long period steady operation's phenomenon.

The technical scheme of the utility model is that: a purification device capable of continuously removing dust and oil stains in industrial gas comprises a base, a bottom plate, a cylinder and an upper end enclosure, and is characterized in that a motor is arranged below the bottom plate, a magnetic driving device is fixed on the bottom plate, the lower end of a rotating shaft of the magnetic driving device is connected with the motor, the upper end of the rotating shaft of the magnetic driving device is connected with a filler layer, and the motor drives the rotating shaft and the filler to rotate at a high speed through the magnetic driving device; the two sides of the barrel above the packing layer are provided with anti-entrainment baffles, the uppermost end in the barrel is provided with a 3D silk screen, the same side of the barrel above the packing layer is provided with a dust-settling water port and a cleaning port, the barrel of the motor is provided with a cooling water port, the outside of the barrel is provided with a circulating water tank, one strand of water in the circulating water tank is pumped into the top of the packing layer through the dust-settling water port by a circulating water pump, the water returns to the circulating water tank from a liquid discharge port at the bottom after the packing layer is fully contacted with gas, and the other strand of; the packing layer is self-cleaned by water entering from the dust fall water gap in the process of high-speed rotation.

A purifier for continuously removing dust and oil dirt from industrial gas features that its filler layer is rotary and has multi-layer structure.

A purifying device capable of continuously removing dust and oil stains in industrial gas is characterized in that a 3D wire mesh is formed by combining and weaving stainless steel metal wires and fiber wires.

The utility model discloses to dust, greasy dirt impurity among the purification process gas among the coalification equipment, through equipment structure lectotype adjustment, the process data analysis, many-sided starting such as differential pressure control and equipment self-cleaning reaches high efficiency, high accuracy, continuity separation and filtration, and this equipment can be used to the different operating modes of chemical plant, reduces the dust coal tar impurity among the process gas more than 85%, solves the difficult problem that the enterprise met on production.

1. The equipment is added with a complete set of magnetic driving system. The traditional equipment dynamic seal adopts packing seal or mechanical seal, a magnetic drive system does not need to open a hole on the equipment, and the problem that the sealing position is easy to leak when the equipment runs is effectively solved through a magnetic drive rotating shaft.

2. The self-cleaning system is added to the equipment. The filter element that adopts in the traditional filtration equipment is along with the increase of live time, and impurity constantly accumulates on the filter element, causes the pressure differential to rise sharply, and the system can not continuous stable operation, brings the potential safety hazard for production. The equipment is additionally provided with a self-cleaning system, and the filtering element is automatically cleaned through rotating and centrifuging in the operation process, so that the defects of filtering equipment in the industry are overcome, and the continuous and stable operation of the system is ensured.

3. The equipment is added with a circulating water system. The equipment needs to be continuously added with water in the operation process, dust and oil stains in the gas are washed, the washed water returns to the circulating water tank for recycling, and the whole circulating water system does not consume water in the operation process.

4. The equipment is additionally provided with a dedusting and demisting system. The dust removal system is composed of a rotary packing layer, the demisting system is composed of a stainless steel wire mesh and fibers in a mixed weaving mode, dust and oil stains in the gas are purified by the impurity gas through the rotary packing layer, the purified gas passes through the demisting system, fog drops carried by the gas are wetted, condensed and separated, the separation precision is 3-10 mu m, and the efficiency is 99%.

The effects of the utility model

Through the dust and oil stain containing purification device, the key technology is to reasonably select the rotating speed of the filler and the filler layer, a reasonable liquid-gas ratio and a proper demisting system, realize the purification of gas dust, oil stain and impurities, and ensure that the system is not blocked by impurities such as dust, oil stain and the like during normal operation and the normal and continuous operation of a subsequent system.

The dust and oil pollution purification device is provided with a dust fall water gap, water is continuously added into the dust fall water gap in the operation process of the equipment, the equipment is fully contacted with gas at a rotary packing layer, impurities such as dust and oil pollution in the gas are washed down, and the packing layer is self-cleaned by the water entering from the dust fall water gap in the high-speed rotating process. The device is ensured not to be blocked in the operation process, and the long-period operation of the system is ensured.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings required for the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive changes.

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, a base 1, a motor 2, a bottom plate 3, a magnetic driving device 4, a cylinder 5, a packing layer 6, a 3D silk screen 7, an upper end enclosure 8, an anti-clamping baffle 9, a circulating water pump 10, a circulating water tank 11, an a-gas inlet, a b-gas outlet, a c-liquid outlet, a D-cleaning port, an e-dust-settling water port and an f-cooling water port are arranged. Note: d-the cleaning port is in a closed state in the running process, and a, b, c, e and f are in an open state in the running process.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope protected by the present invention.

The description is made with reference to fig. 1: a purification device capable of continuously removing dust and oil stains in industrial gas comprises a base 1, a bottom plate 3, a cylinder 5 and an upper end enclosure 8, and is characterized in that a motor 2 is arranged below the bottom plate 3, a magnetic driving device 4 is fixed on the bottom plate 3, the lower end of a rotating shaft of the magnetic driving device 4 is connected with the motor 2, the upper end of the rotating shaft is connected with a packing layer 6, and the motor 2 drives a rotating shaft and the packing layer 6 to rotate at high speed through the magnetic driving device 4; the two sides of the barrel body 5 above the packing layer 6 are provided with anti-entrainment baffles 9, the uppermost end in the barrel body 5 is provided with a 3D silk screen 7, the same side of the barrel body 5 above the packing layer 6 is provided with a dust-settling water port e and a cleaning port D, the barrel body 5 of the motor 2 is provided with a cooling water port f, the outside of the barrel body 5 is provided with a circulating water tank 11, one strand of water in the circulating water tank 10 is pumped into the top of the packing layer 6 through the dust-settling water port e by the circulating water pump 11, the other strand of water returns to the circulating water tank 10 through a liquid discharge port c at the bottom after the packing layer is fully contacted with gas, and; the filler layer 6 is self-cleaned by water entering through the dust fall water port e in the process of high-speed rotation.

During the operation of the dust and oil pollution purification device, gas/liquid/solid phase enters the inside of the device through a gas inlet a, and the gas passes through a packing layer 6 rotating at a high speed from bottom to top; the absorption liquid (water) enters the purification device from a liquid inlet e of the purification device, is dispersed at the inner edge of the filler through a liquid distributor at the top of the filler layer 6, is crushed into fine liquid drops, liquid threads and liquid film and other liquid elements attached to the surface of the filler in the filler layer under the action of strong centrifugal force, is fully contacted with dust and oil stains in gas, then enters the next layer of filler to collide to realize the coagulation, aggregation and redispersion of the liquid elements, and the dispersion-aggregation process is continuously repeated. Namely, the mass transfer between the phase and the phase is increased, and the gas purification by the absorption liquid is completed.

The purified gas continuously goes upwards and enters a demisting section of the top 3D wire mesh 7, the high-efficiency 3D wire mesh 7 is formed by combining and weaving stainless steel metal wires and fiber wires, the problem of low demisting efficiency of the traditional stainless steel wire mesh is solved, fog drops in the range of 3-10 mu m are removed under the effects of inertial collision, interception, gravity settling and the like, the collecting efficiency reaches 99%, a small amount of fog drops carried in the purified gas are separated, the washed liquid is prevented from being brought to a subsequent working section, and the gas after passing through the demisting section leaves from a gas outlet b at the top of the device and enters a lower working section.

When dust impurities are attached to the wall of the equipment, the cleaning port d is opened to clean the inner wall of the equipment, and the long-term stable operation of the system is ensured.

And (4) discharging the absorption liquid after the purification effect is finished at a liquid outlet c of the purification device, entering a sedimentation tank for sedimentation after the U-shaped liquid seal, and recycling, and periodically discharging the sludge for treatment.

The dust and oil stain containing purification device composed of the centrifugal separation and the 3D silk screen can solve the problems of dust and oil stain carried by gas in the current production, maintain the continuous normal operation of the system and reduce the potential safety hazard of the production.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention.

Claims (3)

1. A purification device capable of continuously removing dust and oil stains in industrial gas comprises a base (1), a bottom plate (3), a cylinder (5) and an upper end enclosure (8), and is characterized in that a motor (2) is arranged below the bottom plate (3), a magnetic driving device (4) is fixed on the bottom plate (3), the lower end of a rotating shaft of the magnetic driving device (4) is connected with the motor (2), the upper end of the rotating shaft of the magnetic driving device (4) is connected with a packing layer (6), and the motor (2) drives the packing layer (6) to run at a high speed through the magnetic driving device (4); the dust-proof and dust-proof device is characterized in that two sides of the barrel body (5) above the packing layer (6) are provided with anti-entrainment baffles (9), the uppermost end in the barrel body (5) is provided with a 3D silk screen (7), the same side of the barrel body (5) above the packing layer (6) is provided with a dust-proof water port (e) and a cleaning port (D), the barrel body (5) of the motor (2) is provided with a cooling water port (f), the outside of the barrel body (5) is provided with a circulating water tank (10), one strand of water in the circulating water tank (10) is pumped into the top of the packing layer (6) through the dust-proof water port (e) by a circulating water pump (11), the other strand of water returns to the circulating water tank (10) from a liquid discharge port c at the bottom after the packing layer; the filler layer (6) is self-cleaned by water entering through the dust fall water gap (e) in the process of high-speed rotation.

2. The purification apparatus for continuously removing dust and oil contamination from industrial gas as claimed in claim 1, wherein the packing layer (6) is rotatable and has a multi-layer structure.

3. The purification device capable of continuously removing dust and oil stains from industrial gas as claimed in claim 1, wherein the 3D wire mesh (7) is formed by combining and weaving stainless steel metal wires and fiber wires.

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