CN210645711U

CN210645711U - Cyclone pulsation double-stage filtering dust collector

Info

Publication number: CN210645711U
Application number: CN201921500530.7U
Authority: CN
Inventors: 詹奇龙; 黄道平; 林文康
Original assignee: Foshan Risein Plastics Machinery Co ltd
Current assignee: Foshan Risein Plastics Machinery Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-02
Anticipated expiration: 2029-09-10

Abstract

The utility model relates to the technical field of dust filtration, in particular to a cyclone pulsation two-stage filtration dust collector, which comprises a frame, a dust filtering chamber, an air inlet, an air suction port, a cyclone dust collecting chamber and a pneumatic motor, wherein the frame is provided with the cyclone dust collecting chamber; a dust filtering chamber is arranged above the cyclone dust collecting chamber, the dust filtering chamber comprises a built-in cloth bag cage frame and a dust filtering chamber cover plate, and a filtering cloth bag is arranged on the cloth bag cage frame. The utility model discloses a cyclone removes dust and filters doublestage filtration and removes dust, and the filter adopts the clear dust removal structure that nets of pulse, has improved dust removal effect, and simple structure, reasonable filters through the two-stage and removes dust, and is thorough to the filtration of small micronic dust, does benefit to the maintenance work of artifical dust removal and epilogue, and the lower part adopts the activity to connect the dirt box, utilizes gyration dust discharge valve and pneumatic motor can clear up accumulational dust fast, has prolonged the filter greatly and has maintained the cycle with the maintenance.

Description

Cyclone pulsation double-stage filtering dust collector

Technical Field

The utility model relates to a dust filters technical field, in particular to whirlwind pulsation doublestage filters dust arrester.

Background

With the development of society and the shortage of manpower, automatic production is an indispensable technology, central feeding is widely applied to various industries, dust is inevitably generated in the material transportation process of a central feeding system, the mainstream practice in the market at present is to adopt a cyclone dust accumulation additional filter and collect the dust into a cyclone barrel, the dust accumulation method is very effective, the defects are that the dust generated by the dust accumulation is difficult to clean, a cleaning valve needs to be manually opened to enable the dust to fall and then be cleaned, the dust is light and is often scattered everywhere, the environmental pollution is very serious, materials used by some customers are harmful to human bodies (for example, the materials added with fibers can cause allergy, extreme itching and endurance of human skin), and therefore, the development of equipment capable of collecting and cleaning dust is urgently needed.

The dust collection that commonly uses has bag collector, drum formula dust arrester, pulse dust collector, cyclone, the most single structure of these dust arresters, and also can not reach the effect that uses and maintain all holding concurrently, often probably because equipment self reason, just can not filter completely to the tiny dust of some granules, and also do not well handle the dust, the theory of operation of dust catcher is dirty gaseous entering cyclone room, the whirlwind air current is the spiral downwards along whirlwind section of thick bamboo barrel, flow towards cyclone bottom, dirty gas produces centrifugal force at rotatory in-process, get rid of the dust particle that is greater than gas with density to section of thick bamboo wall. Dust particles contact with the cylinder wall to generate inertia force, kinetic energy is obtained by the speed of the inlet, and downward gravity falls into the dust discharging port along the wall surface and enters the main dust hopper; the outward rotating airflow which rotates and descends reaches the bottom and then continues to flow spirally (clean air) from bottom to top in the axial direction of the cyclone pipe in the same rotating direction, and then enters the exhaust pipe through the upper exhaust pipe. The existing cyclone dust collector has low dust collection efficiency, and cannot ensure that dust particles are basically collected in a dust collection box, so that the requirement of a cyclone pulsation double-stage filter dust collector for effectively separating, collecting and treating fine particles exists. In addition, many dust collectors adopt single-stage filtration, and the dust removal effect is general, and the filter screen will be blocked in the time of a long time, also has some dust collectors to suspend the machine when handling the dust, influences production efficiency, and maintenance is also more inconvenient.

Disclosure of Invention

In order to overcome the defects of the prior art, the cyclone pulsation double-stage filtration dust collector adopts cyclone dust collection and filter double-stage filtration dust collection, the filter adopts a pulse net cleaning dust collection structure, the non-woven filtration cloth bag is adopted to reduce the dust collection resistance, the dust collection effect is improved, the structure is simple and reasonable, the two-stage filtration dust collection is realized, the filtration of tiny dust is thorough, the manual dust collection and the subsequent maintenance work are facilitated, the movable dust collection box is adopted at the lower part of the machine-halt dust collection, the accumulated dust can be quickly cleaned by utilizing the rotary dust discharge valve and the pneumatic motor, and the maintenance period of the filter is greatly prolonged.

In order to achieve the above object, the utility model relates to a whirlwind pulsation doublestage filters dust arrester, including frame, dust filtering chamber, air inlet, induction port, whirlwind dust collecting chamber, pneumatic motor, its characterized in that: a cyclone dust collecting chamber is arranged on the frame, a dust falling chamber is arranged below the cyclone dust collecting chamber, the lower end of the dust falling chamber is connected with a rotary dust discharging valve, and a pneumatic motor is arranged on the rotary dust discharging valve; a dust filtering chamber is arranged above the cyclone dust collecting chamber, the dust filtering chamber comprises a built-in cloth bag cage frame and a dust filtering chamber cover plate, and a filtering cloth bag is placed on the cloth bag cage frame.

Furthermore, in order to ensure the sealing performance of the dust filtering chamber and conveniently remove dust in the dust filtering chamber, a dust filtering chamber sealing gasket is arranged at the contact position of the dust filtering chamber cover plate and the dust filtering chamber; a dust filtering chamber door cover plate is arranged on one side of the dust filtering chamber, and a sealing gasket is arranged between the dust filtering chamber door cover plate and the dust filtering chamber.

Furthermore, an air suction port is arranged on one side above the dust filtering chamber and is communicated with the dust filtering chamber; an air inlet is arranged on one side of the cyclone dust collecting chamber and communicated with the cyclone dust collecting chamber.

Preferably, one side of the lower part of the rack is provided with an air storage tank, and an air source triple piece is arranged on the air storage tank.

Furthermore, the vibration of the non-woven filtering cloth bag can be ensured, the dust filtering chamber cover plate is provided with a cylinder connected with a gas storage tank, and a two-position five-way electromagnetic valve is arranged beside the cylinder; the pneumatic motor is communicated with the air storage tank, and the air storage tank can provide air source power for the pneumatic motor.

Preferably, in order to ensure the stability of the whole machine, the lower end of the machine frame is provided with a counterweight plate.

Preferably, the dust chamber is provided with an observation window.

Furthermore, in order to ensure smooth separation of the gas and the material, the gas inlet and the gas suction port are tangent by 180 degrees in space by taking the axis as the center.

Furthermore, the rotary ash discharging valve is connected with a pneumatic motor through a pneumatic shaft rod, a pressure equalizing pipe is installed on a shell on one side of the rotary ash discharging valve, and the pressure equalizing pipe is connected with the air storage tank through a two-position five-way electromagnetic valve.

The utility model has the advantages that: a whirlwind pulsation double-stage filtering dust collector adopts whirlwind dust removal and filter double-stage filtration, the filter adopts a pulse net cleaning dust removal structure, a non-woven filtering cloth bag is adopted to reduce dust removal resistance, the dust removal effect is improved, the structure is simple and reasonable, through two-stage filtering dust removal, tiny dust is thoroughly filtered, manual dust removal and subsequent maintenance work are facilitated, a movable dust receiving box is adopted at the lower part, accumulated dust can be rapidly cleaned by using a pneumatic motor, the maintenance and maintenance period of the filter is greatly prolonged, a safe and explosion-proof pneumatic motor is adopted as the power for automatic dust removal, the dust removal work is ensured to normally work under adverse conditions of high-concentration dust and the like, an air inlet device is tangent to the outer side of a whirlwind device, an air inlet device is tangent to the surface of the cloth bag, and the air inlet are tangent to a space by taking the axis as the center, thus being, the device realizes the thorough separation of wind and materials, greatly reduces the collection cost, reduces the loss and waste, reduces the labor intensity of workers by adopting the rotary ash discharge valve, and reduces the pollution to the atmospheric environment.

Drawings

For ease of illustration, the present invention is described in detail by the following preferred embodiments and the accompanying drawings.

FIG. 1 is a front structural view of a cyclone pulse two-stage filtration dust collector of the present invention;

fig. 2 is a side sectional view of the cyclone pulse two-stage filtering dust collector of the present invention.

Fig. 3 is a schematic view of a rotary dust discharging valve and a pneumatic motor of the cyclone pulsation two-stage filtering dust collector of the present invention.

In the figure: the device comprises a frame-1, a dust filtering chamber sealing gasket-2, a dust filtering chamber cover plate-3, a cloth bag cage frame-4, a dust filtering chamber-5, a cyclone dust collecting chamber-6, a rotary ash discharging valve-7, a pneumatic motor-8, a filtering cloth bag-9, a two-position five-way electromagnetic valve-10, a dust filtering chamber door cover plate-11, a sealing gasket-12, a counterweight plate-13, an air storage tank-14, an air source triple piece-15, an air suction port-16, an air inlet-17, an air cylinder-18, a dust falling chamber-19, an observation window-20, a pressure equalizing pipe-21 and a pneumatic shaft lever-22.

Detailed Description

The cyclone cloth bag type pulse dust collector of the present invention is further described with reference to the accompanying drawings:

as shown in fig. 1, 2 and 3, the cyclone pulse two-stage filter dust collector comprises a frame 1, a dust filtering chamber 5, an air inlet 17, an air suction port 16, a cyclone dust collecting chamber 6 and a pneumatic motor 8, and is characterized in that: a cyclone dust collecting chamber 6 is arranged on the frame 1, a dust falling chamber 19 is arranged below the cyclone dust collecting chamber 6, the lower end of the dust falling chamber 19 is connected with a rotary dust discharging valve 7, and a pneumatic motor 8 is arranged on the rotary dust discharging valve 7; a dust filtering chamber 5 is arranged above the cyclone dust collecting chamber 6, the dust filtering chamber 5 comprises a built-in bag cage frame 4 and a dust filtering chamber cover plate 3, a filtering bag 9 is arranged on the bag cage frame 4, and a dust filtering chamber sealing gasket 2 is arranged at the contact position of the dust filtering chamber cover plate 3 and the dust filtering chamber 5; a dust filtering room door cover plate 11 is arranged on one side of the dust filtering room 5, and a sealing gasket 12 is arranged between the dust filtering room door cover plate 11 and the dust filtering room 5. An air suction port 16 is arranged on one side above the dust filtering chamber 5, and the air suction port 16 is communicated with the dust filtering chamber 5; an air inlet 17 is arranged on one side of the cyclone dust collecting chamber 6, and the air inlet 17 is communicated with the cyclone dust collecting chamber 6; an air storage tank 14 is arranged on one side of the lower portion of the rack 1, and an air source triple piece 15 is arranged on the air storage tank 14. The dust filtering chamber cover plate 3 is provided with a cylinder 18 connected with a gas storage tank 14, and a two-position five-way electromagnetic valve 10 is arranged beside the cylinder 18; the pneumatic motor 8 is communicated with an air storage tank 14; the lower end of the rack 1 is provided with a counterweight plate 13 which plays a role in stabilizing the whole equipment; an observation window 20 is arranged on the dust falling chamber 19 for conveniently checking the condition in the dust falling chamber; the air inlet 17 and the air suction port 16 are tangent by 180 degrees in space by taking the axis as the center, so that the air-ash separation efficiency is improved; the rotary ash discharging valve 7 is connected with the pneumatic motor 8 through a pneumatic shaft rod 22, a pressure equalizing pipe 21 is installed on a shell on one side of the rotary ash discharging valve 7, the pressure equalizing pipe 21 is connected with the air storage tank 14 through a two-position five-way electromagnetic valve 10, and the pressure equalizing pipe is installed on one side of the shell, so that the air pressure of an impeller grid cavity (not marked) is equalized with the air pressure of an upper bin, the unloading of materials is facilitated, and the unloading effect is improved.

The utility model discloses whirlwind pulsation doublestage filters dust arrester is realized like this: when air containing dust is sucked in from the air inlet, a part of dust is thrown out due to the gravity of the dust plus the force of the cyclone, then the dust naturally falls into the dust falling chamber by touching the protective wall of the cyclone dust collecting chamber, and the falling ash in the conical shape of the dust falling chamber is accumulated to the bottom so as to be convenient to clean; the other part of dust continues to move upwards under the action of wind force, when the other part of dust is blocked by the partition plate, the wind direction is changed from upwards to downwards, and in the downwards process, part of dust falls into the dust collecting chamber under the action of the inertia of the dust movement and is accumulated in the dust falling chamber; a small part of dust air with smaller particles always moves outwards from the air suction opening under the action of power, and is adsorbed on the filter cloth bag because of being hindered by the industrial non-woven filter cloth bag with high density and high strength in the outward movement process; finally, a very small part of dust passes through the industrial non-woven filter cloth bag to be discharged, another very small part of dust is accumulated at the bottom of the dust filtering chamber, the part of dust is adsorbed on the industrial non-woven filter cloth bag in the filtering process, when the equipment is used in a system, the air cylinder is opened through the pulse control electromagnetic valve and is connected with the cloth bag cage frame, the air cylinder moves up and down periodically at regular time to enable the filter cloth bag arranged on the cloth bag cage frame to shake, so that fine dust on the outer surface of the industrial non-woven filter cloth bag falls to the bottom of the filter chamber, in addition, the dust at the bottom of the dust filtering chamber can be cleaned only by opening the manual dust removal cleaning door, the air inlet device is tangent to the outer side of the cyclone device, the air inlet device is tangent to the surface of the cloth bag, and the air inlet are tangent to the space by taking the axis as the center, the device realizes the thorough separation of wind and materials, greatly reduces the collection cost, reduces the loss and waste, reduces the labor intensity of workers by adopting the rotary ash discharge valve, and reduces the pollution to the atmospheric environment.

In order to solve the problem that the cylinder has enough power; the equipment is provided with the air storage tank, the air inlet of the air storage tank is provided with the set of air source triple-combined piece, the pressure of the air source can be stabilized, the air source is in a constant state, the damage to hardware such as a valve or an actuator and the like caused by sudden change of air pressure of the air source can be reduced, the moisture in the compressed air is filtered, the moisture is prevented from entering the equipment along with the air, the moving parts of the machine body are lubricated, the parts inconvenient to be added with lubricating oil can be lubricated, and the service life of the machine body is greatly prolonged; and thirdly, when manual dust removal is carried out, the butterfly valve is opened to enable dust to fall into the dust collection barrel due to the gravity of the butterfly valve, after the dust capacity in the dust collection chamber can be observed to reach a certain degree through the observation window, the air storage tank is opened under the control of the electromagnetic valve to enable the pneumatic motor to work to drive the rotary dust discharge valve to be opened, the dust in the dust collection chamber is leaked and falls into a dust barrel placed below, the dust barrel is filled with dust, the dust can be replaced by taking away the dust barrel manually, and the rotary dust discharge valve is closed under the drive of the pneumatic motor and moves repeatedly until the dust in the dust collection chamber is cleaned up.

The foregoing has outlined the principles, major features, and advantages of the present invention in order that those skilled in the art may better understand the present disclosure. The foregoing examples and description merely illustrate the principles of the invention and are intended to provide further adaptations and modifications within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a whirlwind pulsation doublestage filters dust arrester, includes frame, dust filtering chamber, air inlet, induction port, whirlwind dust collecting chamber, pneumatic motor, its characterized in that: a cyclone dust collecting chamber is arranged on the frame, a dust falling chamber is arranged below the cyclone dust collecting chamber, the lower end of the dust falling chamber is connected with a rotary dust discharging valve, and a pneumatic motor is arranged on the rotary dust discharging valve; a dust filtering chamber is arranged above the cyclone dust collecting chamber, the dust filtering chamber comprises a built-in cloth bag cage frame and a dust filtering chamber cover plate, and a filtering cloth bag is placed on the cloth bag cage frame.

2. A cyclonic pulse dual stage filtration dust collector as claimed in claim 1, wherein: a dust filtering chamber sealing gasket is arranged at the contact position of the dust filtering chamber cover plate and the dust filtering chamber; a dust filtering chamber door cover plate is arranged on one side of the dust filtering chamber, and a sealing gasket is arranged between the dust filtering chamber door cover plate and the dust filtering chamber.

3. A cyclonic pulse dual stage filtration dust collector as claimed in claim 1, wherein: an air suction port is arranged on one side above the dust filtering chamber and is communicated with the dust filtering chamber; an air inlet is arranged on one side of the cyclone dust collecting chamber and communicated with the cyclone dust collecting chamber.

4. A cyclonic pulse dual stage filtration dust collector as claimed in claim 1, wherein: and one side of the lower part of the rack is provided with a gas storage tank, and a gas source triple piece is arranged on the gas storage tank.

5. A cyclone pulse dual stage filter dust collector as claimed in claim 1 or 4, wherein: a cylinder connected with a gas storage tank is arranged on the dust filter chamber cover plate, and a two-position five-way electromagnetic valve is arranged beside the cylinder; the pneumatic motor is communicated with the air storage tank through a two-position five-way electromagnetic valve.

6. A cyclonic pulse dual stage filtration dust collector as claimed in claim 1, wherein: and a counterweight plate is arranged at the lower end of the rack.

7. A cyclonic pulse dual stage filtration dust collector as claimed in claim 1, wherein: and an observation window is arranged on the dust falling chamber.

8. A cyclonic pulse dual stage filtration dust collector as claimed in claim 3, wherein: the air inlet and the air suction port are tangent by 180 degrees in space by taking the axis as the center.

9. A cyclone pulse dual stage filter dust collector as claimed in claim 1 or 4, wherein: the rotary ash discharging valve is connected with a pneumatic motor through a pneumatic shaft rod, a pressure equalizing pipe is installed on a shell on one side of the rotary ash discharging valve, and the pressure equalizing pipe is connected with an air storage tank through a two-position five-way electromagnetic valve.