Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an online negative pressure dust collector capable of filtering sundries.
In order to achieve the purpose, the utility model provides the following technical scheme to realize the purpose:
an online negative pressure dust collector capable of filtering sundries comprises a dust collector body, a cyclone filter, a dust collecting tool and a side flow high pressure fan, wherein an ash bucket is connected to the lower portion of the dust collector body in a flange mode, a blanking pipe is arranged on the lower portion of the ash bucket, a pneumatic butterfly valve on the blanking pipe is arranged on the upper side of the blanking pipe, a mounting plate is arranged inside the dust collector body, a filter element is mounted on the mounting plate, a gas purifying chamber is formed in the portion, located on the mounting plate, in the dust collector body, a gas inlet pipeline and a gas outlet pipeline of the side flow high pressure fan are connected to the air inlet and the air outlet of the side flow high pressure fan respectively, the other end of the gas inlet pipeline of the side flow high pressure fan is communicated with the gas purifying chamber in the dust collector body, the pneumatic butterfly valve of the gas purifying chamber is arranged at the connection position of the gas inlet pipeline of the side flow high pressure fan and the dust collector body, the other end of the gas inlet pipeline of the dust collector is connected with the outlet end of the cyclone filter, the inlet section of cyclone filter is connected with cyclone filter intake stack, and the cyclone filter intake stack other end has the trunk line through flange connection, is connected with a plurality of pipelines along separate routes on the trunk line, and the trunk line all is connected with the dust absorption instrument connecting pipe with the pipeline along separate routes, and the dust absorption instrument connecting pipe other end is connected with the wall valve, is connected with the dust absorption hose on the dust absorption instrument, and the dust absorption hose is connected with the wall valve is detachable.
Preferably, the dust collector also comprises a control box, the control box is arranged on the dust collector body, and the control box is electrically connected with the side-flow high-pressure fan, the negative pressure valve, the pneumatic butterfly valve on the blanking pipe, the pneumatic butterfly valve of the air purifying chamber and the pulse valve.
Preferably, the side surface of the dust collector body is provided with an air storage tank, the air storage tank is provided with an air outlet pipe, the air outlet pipe extends into the air purifying chamber, the air outlet pipe is provided with a pulse valve, and the pulse valve is electrically connected with the control box.
Preferably, an access door is provided at the front side of the cleaner body.
Preferably, the side surface of the ash bucket is provided with an air shock which is electrically connected with the control box.
Preferably, the side surface of the ash bucket is provided with a material level instrument, and the material level instrument is electrically connected with the control box.
Preferably, the lower side of the blanking pipe is provided with a lower pneumatic butterfly valve of the blanking pipe, and the lower pneumatic butterfly valve of the blanking pipe is electrically connected with the control box.
Preferably, the device also comprises an equipment platform, the side-flow high-pressure fan is arranged on the equipment platform, the equipment platform is connected with a plurality of supporting frames, and the upper ends of the supporting frames are connected with the outer side surface of the ash bucket.
Compared with the prior art, the utility model has the beneficial effects that: the main pipeline and the branch pipelines are arranged as required, the wall valves are distributed to all corners of a production workshop, and during operation, cleaning operation can be carried out only by connecting the dust collection hose with the wall valves; the cleaning operation can be carried out by a plurality of persons simultaneously, so that the cleaning operation efficiency is greatly improved; the cyclone filter is arranged, so that the air entering the dust collector body can be firstly filtered, and impurities contained in the air can be firstly removed; when a certain amount of dust is accumulated in the dust hopper, the system can automatically send the dust into the production system for reuse.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figure 1-2, an online negative pressure dust collector capable of filtering sundries comprises a dust collector body 3, a cyclone filter 13, a dust collection tool 21 and a side flow high pressure fan 8, wherein the lower part of the dust collector body 3 is connected with an ash bucket 10 through a flange, the lower part of the ash bucket 10 is provided with a blanking pipe 11, the upper side of the blanking pipe 11 is provided with a pneumatic butterfly valve 28 on the blanking pipe, the inside of the dust collector body 3 is provided with a mounting plate 30, a filter element 26 is mounted on the mounting plate 30, the filter element 26 is preferably a polyester filter element, the head part of the filter element 26 is mounted on the mounting plate 30, a gas purification chamber 29 is formed at the part of the mounting plate 30 in the dust collector body 3, the air inlet and the air outlet of the side flow high pressure fan 8 are respectively connected with a side flow high pressure fan air inlet pipeline 1 and a side flow high pressure fan air outlet pipeline 5, the side flow high pressure fan inlet pipeline 1 and the side flow high pressure fan outlet pipeline 5 are connected with the air inlet and the air outlet of the side flow high pressure fan 8 through a flexible rubber connecting flange 6, the other end of a lateral flow high-pressure fan air inlet pipeline 1 is communicated with an air purifying chamber 29 in a dust collector body 3, a pneumatic air purifying chamber butterfly valve 22 is arranged at the joint of the lateral flow high-pressure fan air inlet pipeline 1 and the dust collector body 3, a dust collector air inlet pipe 12 is connected to the side surface of the dust collector body 3, the position of the joint of the dust collector air inlet pipe 12 and the dust collector body 3 is lower than that of a mounting plate 30, the other end of the dust collector air inlet pipe 12 is connected with the outlet end of a cyclone filter 13, an inlet section of the cyclone filter 13 is connected with a cyclone filter air inlet pipeline 15, the other end of the cyclone filter air inlet pipeline 15 is connected with a main pipeline 16 through a connecting flange 14, a plurality of branch pipelines 19 are connected on the main pipeline 16, the main pipeline 16 and the branch pipelines 19 are both connected with a dust collecting tool connecting pipe 17, the other end of the dust collecting tool connecting pipe 17 is connected with a wall valve 18, and a dust collecting hose 20 is connected on the dust collecting tool 21, the suction hose 20 is detachably connected to the wall valve 18.
And a negative pressure valve 7 is arranged at an air inlet of the side flow high pressure fan 8, and when the negative pressure of the system is overlarge, the negative pressure valve 7 is automatically opened so as to protect the side flow high pressure fan 8 from normally operating.
The online negative pressure dust collector also comprises a control box 2, the control box 2 is arranged on the dust collector body 3, the control box 2 is electrically connected with a side flow high pressure fan 8, a negative pressure valve 7, a pneumatic butterfly valve 28 on a blanking pipe, a pneumatic butterfly valve 22 of a gas purifying chamber and a pulse valve 24, and all the parts are controlled to operate through the control box 2.
The side of the dust collector body 3 is provided with an air storage tank 25, the air storage tank 25 is provided with an air outlet pipe, the air outlet pipe extends into the air purifying chamber 29, the air outlet pipe is provided with a pulse valve 24, and the pulse valve 24 is electrically connected with the control box 2.
An access door 4 is arranged at the front side of the dust collector body 3.
The side surface of the ash bucket 10 is provided with an air vibration 23, and the air vibration 23 is electrically connected with the control box 2.
The side of the ash bucket 10 is provided with a material level instrument 27, and the material level instrument 27 is electrically connected with the control box 2.
The lower side of the blanking pipe 11 is provided with a lower pneumatic butterfly valve 32 of the blanking pipe, and the lower pneumatic butterfly valve 32 of the blanking pipe is electrically connected with the control box 2.
The online negative pressure dust collector further comprises an equipment platform 9, the side flow high-pressure fan 8 is arranged on the equipment platform 9, the equipment platform 9 is connected with a plurality of supporting frames 31, and the upper ends of the supporting frames 31 are connected with the outer side face of the dust hopper 10.
The lower part of the cyclone filter 13 is provided with a cyclone filter feed opening 131.
The negative pressure dust collector is driven by a lateral flow high pressure fan 8 to generate high-strength negative pressure, dust-containing gas is introduced into a dust collector body 3 through a dust collector air inlet pipe 12, and is filtered by a polyester filter element 26 in the dust collector body 3, clean air reaches an air purifying chamber 29, then passes through a lateral flow high pressure fan air inlet pipeline 1, passes through the lateral flow high pressure fan 8 and is discharged into the atmosphere through a lateral flow high pressure fan air outlet pipeline 5. A silencing device can be additionally arranged on the air outlet pipeline 5 of the lateral flow high-pressure fan, so that the noise generated during the gas emission is reduced.
The filtered dust is attached to the polyester filter element 26, at the moment, the pulse valve 24 is opened and closed through a set frequency, high-pressure air in the air storage tank 25 is sprayed into the polyester filter element 26 through the air outlet pipe, and the dust attached to the polyester filter element 26 is shaken and falls into the dust hopper 10 through high-frequency vibration of the air.
When the ash in the ash bucket 10 is accumulated to the height set by the level gauge 27, the pneumatic butterfly valve 28 on the blanking pipe is automatically opened, and the dust accumulated in the ash bucket 10 is conveyed to the production system through the blanking pipe 11 for reuse. The air vibration 23 is started to generate vibration, so that dust in the dust hopper 10 is better fed.
The lower portion of the discharging pipe 11 is additionally provided with a lower discharging pipe pneumatic butterfly valve 32 which is closed when the ash bucket 10 is used for discharging, and the ash bucket is opened again after a certain amount of accumulated dust in the discharging pipe 11 is waited to convey the dust uniformly.
The cyclone filter 13 is driven by the side flow high pressure fan 8 to generate high-strength negative pressure, air containing impurities and dust is sucked into the cyclone filter 13 through the cyclone filter air inlet pipeline 15 and filtered by the cyclone filter 13, the impurities contained in the air are left in the filter 13, and the air containing the dust enters the dust remover body 3 through the dust remover air inlet pipe 12. The impurities in the cyclone filter 13 are periodically cleaned by manpower, and the impurities are discharged through the cyclone filter feed opening 131.
The main pipe 16 and the branch pipe 19 form a dust removal pipe network, which is laid at each position of a workshop and connected with a wall valve 18 arranged at a position needing dust collection in the workshop, and when dust collection operation is needed, a dust collection hose 20 on a dust collection tool 21 is inserted into the nearby wall valve 18, so that the dust collection operation can be carried out.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.