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CN-224207628-U - Dustproof filter bag device with self-cleaning pulse back blowing function

CN224207628UCN 224207628 UCN224207628 UCN 224207628UCN-224207628-U

Abstract

The utility model discloses a dustproof filter bag device with self-cleaning pulse back blowing, which relates to the technical field of dustproof filter bags and comprises a dustproof box and a dustproof mechanism, wherein the dustproof mechanism comprises a filter bag structure, a back blowing structure, a dust guide seat, a dust guide funnel, a collecting box and air exhaust equipment, the dustproof box, the filter bag structure, the back blowing structure, an ash inlet pipe and an air outlet pipe are matched for use, dust-carrying gas can be filtered, the filter bag structure can be subjected to ash cleaning treatment, the air exhaust equipment, an air exhaust pipe, a telescopic square pipe, the dust guide funnel and the dust guide seat are matched for sucking flying dust generated by ash cleaning into the collecting box, a dust guide plate and a filter screen are matched for filtering dust sucked by the air exhaust equipment, and the first connecting pipe, the second connecting pipe, the connector and a buffer spring can guide the dust on the dust guide plate into the collecting box, so that the using effect of the back blowing structure is avoided, the filtering effect of the filter bag structure is improved, and the service life of the filter bag structure is prolonged.

Inventors

  • FANG LISHENG
  • MENG XIANGLEI
  • TIAN QINGYUAN
  • LIANG YUNDONG
  • LI MENGXUE

Assignees

  • 安徽世倾环保科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (8)

  1. 1. The dustproof filter bag device with the self-cleaning pulse back blowing is characterized by comprising a dustproof box (1) and a dustproof mechanism arranged on the dustproof box (1); The dustproof mechanism comprises a plurality of groups of filter bag structures (2) which are detachably arranged at the upper part of the inner side of the dustproof box (1) and a back blowing structure (3) which is matched with the filter bag structures (2); The dustproof mechanism further comprises an ash guiding seat (4) detachably mounted on the lower side of the filter bag structure (2), a plurality of groups of ash guiding funnels (5) detachably mounted on the lower side of the ash guiding seat (4) and communicated with the ash guiding seat (4), a collecting box (6) detachably mounted on the inner bottom surface of the dustproof box (1) and communicated with the ash guiding funnels (5), and air extraction equipment (7) communicated with the collecting box (6) and used for absorbing dust in the dustproof box (1) through the ash guiding funnels (5).
  2. 2. The dustproof filter bag device with self-cleaning pulse back blowing according to claim 1, wherein the ash guiding seat (4) is provided with a plurality of groups of ash guiding grooves (8) communicated with the ash guiding funnel (5); The air extraction device (7) is arranged at the outer side of the collecting box (6); The lower end of the ash guide funnel (5) is provided with a telescopic square tube (9) which can be inserted into the collecting box (6); The outer wall of the telescopic square tube (9) is provided with a sealing block (10) which is in sealing fit with the collecting box (6).
  3. 3. The dustproof filter bag device with self-cleaning pulse back blowing according to claim 2, wherein the dustproof mechanism further comprises an exhaust pipe (11) detachably arranged on the inner wall of the collecting box (6), an ash guide plate (12) rotatably arranged on the inner wall of the collecting box (6) and used for filtering dust, and a connecting structure (13) detachably arranged on the exhaust pipe (11) and elastically connected with the ash guide plate (12); an air exhaust groove communicated with the air exhaust pipe (11) is formed in the middle of the ash guide plate (12); A filter screen (14) for filtering dust is arranged in the air exhaust groove; The ash guide plate (12) is obliquely arranged in the collecting box (6); The other end of the exhaust pipe (11) extends out of the collecting box (6) and is communicated with the exhaust equipment (7).
  4. 4. A dust-proof filter bag arrangement with self-cleaning pulse back-flushing according to claim 3, characterized in that the connection structure (13) comprises a first connection pipe (15) connected to the suction pipe (11) and a second connection pipe (16) in coaxial communication with the first connection pipe (15); One end of the second connecting pipe (16) is provided with a connector (17) communicated with the air suction groove; the second connecting pipe (16) is an elastic pipe; the first connecting tube (15) is configured as a rigid tube.
  5. 5. The dustproof filter bag device with self-cleaning pulse back blowing according to claim 4, wherein a buffer spring (18) for elastically vibrating the ash guide plate (12) is sleeved outside the second connecting pipe (16); Two ends of the buffer spring (18) are respectively connected with the first connecting pipe (15) and the connecting head (17).
  6. 6. A dust-proof filter bag arrangement with self-cleaning pulse blowback according to claim 3, characterized in that the dust-proof mechanism further comprises a collecting box (19) movably arranged inside the collecting box (6); The collecting box (19) is arranged below the ash guide plate (12) and is used for collecting dust falling down from the ash guide plate (12).
  7. 7. The dustproof filter bag device with self-cleaning pulse back blowing according to claim 1, wherein the dustproof mechanism further comprises a mounting seat (20) detachably arranged at the upper part of the inner side of the dustproof box (1) and used for fixing the filter bag structure (2), an ash inlet pipe (21) detachably arranged at the middle part of one side surface of the dustproof box (1) and extending into the lower part of the filter bag structure (2), and an air outlet pipe (22) arranged at the upper part of the other side surface of the dustproof box (1) and matched with the filter bag structure (2).
  8. 8. A dust-proof filter bag arrangement with self-cleaning pulse back-flushing according to claim 1, characterized in that the back-flushing structure (3) comprises several sets of injection pipes (23) arranged in a matching manner with the filter bag structure (2) and electromagnetic pulse valves (24) arranged in communication with the injection pipes (23).

Description

Dustproof filter bag device with self-cleaning pulse back blowing function Technical Field The utility model belongs to the technical field of dustproof filter bags, and particularly relates to a dustproof filter bag device with self-cleaning pulse back blowing. Background The dust-proof filter bag device is a bag-shaped filter device made of fiber fabrics (such as polyester, PPS, PTFE and the like) or non-woven felt, dust is captured through mechanisms such as screening, inertial collision and diffusion of fiber pores, self-cleaning pulse back blowing is an efficient gas filtering technology, is mainly used for an industrial dust removal system, and maintains continuous operation of equipment through an automatic dust removal mechanism, and has the core principle that dust attached to the surface of a filter material is removed through pulse blowing compressed air, and the dust-proof filter bag device has intelligent control and efficient filtering characteristics. The existing dustproof filter bag device with self-cleaning pulse back blowing has certain defects in use, when the existing dustproof filter bag device with self-cleaning pulse back blowing is used for a period of time, when the filter bag structure is started to clean the filter bag structure after the filter bag structure is used for a period of time, dust on the filter bag structure is cleaned, but the dust is distributed in the whole machine body, part of the dust can fall back to the surface of the filter bag structure again in the natural sedimentation process, the working resistance of the dustproof filter bag device in operation can be increased, the using effect of the dustproof filter bag device is reduced, and the demands of people cannot be met. Disclosure of utility model The utility model aims to solve the technical problems in the prior art, and provides a dustproof filter bag device with self-cleaning pulse back blowing. A dustproof filter bag device with self-cleaning pulse back blowing comprises a dustproof box and a dustproof mechanism arranged on the dustproof box, wherein the dustproof mechanism comprises a plurality of groups of filter bag structures which are detachably arranged on the upper part of the inner side of the dustproof box and a back blowing structure which is matched with the filter bag structures, the dustproof mechanism further comprises a dust guide seat which is detachably arranged on the lower side of the filter bag structure, a plurality of groups of dust guide funnels which are detachably arranged on the lower side of the dust guide seat and are communicated with the dust guide seat, a collecting box which is detachably arranged on the bottom surface of the inner side of the dustproof box and is communicated with the dust guide funnels, and air extraction equipment which is communicated with the collecting box and is used for absorbing dust in the dustproof box through the dust guide funnels. The dust guide device is characterized in that a plurality of groups of dust guide grooves communicated with the dust guide funnel are formed in the dust guide seat, a plurality of groups of reinforcing strips connected with the dust guide funnel are arranged on the lower end face of the dust guide seat, the air extraction equipment is arranged on the outer side of the collecting box, a telescopic square pipe capable of being inserted into the collecting box is arranged at the lower end of the dust guide funnel, and a sealing block in sealing fit with the collecting box is arranged on the outer wall of the telescopic square pipe. The dust-proof mechanism further comprises an exhaust pipe detachably arranged on the inner wall of the collecting box, an ash guide plate rotatably arranged on the inner wall of the collecting box and used for filtering dust, and a connecting structure detachably arranged on the exhaust pipe and elastically connected with the ash guide plate, wherein an exhaust groove communicated with the exhaust pipe is formed in the middle of the ash guide plate, a filter screen used for filtering dust is arranged in the exhaust groove, the ash guide plate is obliquely arranged in the collecting box, and the other end of the exhaust pipe extends out of the collecting box and is communicated with exhaust equipment. The connecting structure comprises a first connecting pipe connected with the exhaust pipe and a second connecting pipe coaxially communicated with the first connecting pipe, one end of the second connecting pipe is provided with a connector communicated with the exhaust groove, the second connecting pipe is an elastic pipe, and the first connecting pipe is a rigid pipe. The outer side of the second connecting pipe is sleeved with a buffer spring for elastically vibrating the ash guide plate; the both ends of buffer spring are connected with first connecting pipe and connector respectively, buffer spring and second connecting pipe cooperation make the dust guide plate vibrate when the collec