CN113559636B - Honeycomb type dust remover - Google Patents
Honeycomb type dust remover Download PDFInfo
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- CN113559636B CN113559636B CN202110928468.7A CN202110928468A CN113559636B CN 113559636 B CN113559636 B CN 113559636B CN 202110928468 A CN202110928468 A CN 202110928468A CN 113559636 B CN113559636 B CN 113559636B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2418—Honeycomb filters
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Abstract
The invention discloses a honeycomb dust remover, wherein a box body is divided into a pre-filtering cavity and a post-filtering cavity along the air flowing direction by a partition plate, the end surface of the partition plate positioned on one side of the post-filtering cavity is uniformly and fixedly connected with a plurality of filter screen barrels, the barrel openings of the filter screen barrels are communicated with the pre-filtering cavity through filter opening through holes correspondingly arranged on the partition plate, dust suction pipes are arranged in the filter screen barrels along the inner wall of the filter screen barrels and are communicated and fixedly connected with the side wall of a rotating shaft tube, one end of the rotating shaft tube extends out of the barrel bottom of the filter screen barrel and is connected with a driving device in a transmission manner, the other end of the rotating shaft tube is rotatably connected with one end of a fixed shaft tube, extends out of the barrel openings of the filter screen barrels through the fixed shaft tube and is detachably communicated with a negative pressure branch pipe in the pre-filtering cavity after passing through the filter opening through holes, and the negative pressure branch pipe extends out of the box body and is communicated with a negative pressure dust removing device. According to the structure, the honeycomb type dust remover is convenient to maintain, the maintained air environment is good, the maintenance time is short, and the maintenance is not required to be stopped.
Description
Technical Field
The invention relates to the technical field of air filtering devices, in particular to a honeycomb type dust remover.
Background
The textile mill has the dust such as cotton fibre because in the air in the workshop, so need air filter to continuously carry out air dust removal in the workshop of textile mill to guarantee workshop staff's health.
The dust removing device suitable for air dust removal of the large-scale space in a workshop needs secondary dust removal, the first stage removes fibrous dust in air, and the second stage removes residual dust particles in air, so the size is very large. Especially, the second level removes dust, because the air volume in the unit interval is great, so in order to guarantee the filter effect, so generally adopt the honeycomb type dust remover at present, set up full filter screen bucket promptly on the terminal surface to further increase filter area, guaranteed the filter effect through setting up full filter screen bucket. But also because the ventilation quantity is very large, the filter screen barrel can accumulate a large quantity of dust quickly, and the filtering efficiency is reduced. Therefore, a special dust suction device of a filter screen barrel is arranged in the existing honeycomb type dust collector. Because the honeycomb type dust remover has a plurality of filter screen barrels, the dust suction devices aiming at the filter screen barrels in the honeycomb type dust remover on the market are generally arranged into a structure which can longitudinally extend into and extend out of the filter screen barrels, and then are matched with a walking device, so that all the filter screen barrels can be sucked by less dust suction devices. However, the structure causes the dust suction device to occupy a larger space in the honeycomb type dust remover, and when the dust suction device is maintained, maintenance personnel can only maintain the space at the unfiltered side in the dust remover, so that the working environment of the maintenance personnel is poorer. And the maintenance time can not be controlled during maintenance, so when any one filter screen barrel is damaged or when the dust suction device is damaged, the honeycomb type dust remover can be closed for maintenance. This can lead to a reduction in the air quality in the textile mill workshop, which affects normal production.
Disclosure of Invention
The invention aims to: the defects of the prior art are overcome, and the honeycomb type dust remover is provided, in the whole maintenance process, maintenance personnel are always positioned in a filtered cavity of clean air, and the maintained air environment is good; maintenance personnel only need to complete the disassembly and assembly of the filter screen barrel and the dust suction device in the box body, the maintenance time is short, the shutdown maintenance is not needed, and the adverse effect on the normal production is avoided; during the process of disassembling and assembling the filter screen barrel and the dust suction device thereof, the dust-containing air in the pre-filtering cavity can be prevented from entering the post-filtering cavity to pollute the clean air in the post-filtering cavity; the dust accumulated in the meshes of the net barrel can be brushed up to the corresponding dust collection holes through the action of the brush strip, so that the dust collection effect of the dust collection device is ensured; the dust suction device of the filter screen barrel is directly arranged in the filter screen barrel, so that the volume of the box body can be further reduced.
The technical scheme adopted by the invention is as follows:
honeycomb formula dust remover, be open box including one of them relative lateral wall, middle part fixedly connected with in the box is towards the baffle of uncovered lateral wall, the baffle separates into preceding chamber of straining and back chamber of straining along the air flow direction in with the box in proper order, the baffle is located the even fixedly connected with a plurality of filter screen buckets of terminal surface of back chamber one side of straining, the bung hole of filter screen bucket corresponds the fore-chamber intercommunication of straining of fore-chamber through-hole and the strain that establishes through the baffle, the filter screen bucket is equipped with dust extraction, dust extraction includes the dust absorption pipe that sets up along filter screen bucket inner wall in the filter screen bucket, dust absorption pipe intercommunication fixed connection is in the lateral wall of rotation central siphon, the one end of rotation central siphon stretches out behind the barrel bottom of filter screen bucket and is connected with the drive arrangement transmission, and is connected with the barrel bottom rotation of filter screen bucket, the other end of rotation central siphon rotates with the one end of fixed central siphon to stretch out the bung hole of filter screen bucket through fixed central siphon, The negative pressure branch pipe passes through the filter opening through hole and is detachably communicated with a negative pressure branch pipe fixedly arranged in a filter front cavity of the box body, and the negative pressure branch pipe extends out of the box body and is communicated with a negative pressure dust removal device through a negative pressure main pipe.
The invention has the further improvement scheme that the joints of the filter opening through holes and the negative pressure branch pipes corresponding to the fixed shaft pipe are respectively provided with a mesh enclosure, the center of the mesh enclosure is provided with a center hole, the center hole is fixed with a shaft penetrating ring matched with the fixed shaft pipe, the outer side wall of the shaft penetrating ring is outwards and uniformly provided with a plurality of swing rods arranged in the radial direction, one side of the shaft penetrating ring facing the filter front cavity is internally provided with a plurality of flap-shaped sealing pieces B uniformly distributed by taking the shaft penetrating ring axis as the center of a circle, one end of each swing rod far away from the shaft penetrating ring extends to the edge of the mesh enclosure and moves in a reciprocating manner along the radial direction of the filter opening through hole through a convex rod arranged on the inner wall of the filter opening through hole, and the shaft penetrating ring is connected with the negative pressure branch pipes through a spiral spring A with pre-pressure; when adjacent petal form gasket B all laminates the contact, petal form gasket B forms sealed separation blade B.
According to a further improved scheme of the invention, the outer side wall of the fixed shaft tube is coaxially and fixedly connected with an annular bulge, when the filter screen barrel is fixed with the partition plate, the annular bulge overcomes the acting force of a spiral spring A to move the shaft penetrating ring to one side of the negative pressure branch tube to the maximum stroke, and at the moment, one end of the swing rod, far away from the shaft penetrating ring, moves to one side of the fixed shaft tube along the convex rod to the maximum stroke.
A matched push ring is coaxially sleeved on one side, facing the pre-filter cavity, of the outer side wall of the fixed shaft tube and correspondingly positioned on the annular bulge, a spiral spring B is sleeved between the push ring and the annular bulge, and the elastic coefficient of the spiral spring B is larger than that of the spiral spring A; when the filter screen barrel is fixed with the partition plate, the push ring moves the shaft penetrating ring to one side of the negative pressure branch pipe to the maximum stroke, and at the moment, one end of the swing rod, which is far away from the shaft penetrating ring, moves to one side of the fixed shaft pipe along the convex rod to the maximum stroke.
According to a further improved scheme of the invention, one end of the swing rod is in swing connection with the shaft penetrating ring through a swing shaft A, and the other end of the swing rod moves along a radial strip-shaped groove formed in the convex rod through a swing shaft B.
A negative pressure communication hole is formed in the end face, facing the connecting side of the partition plate, of the negative pressure branch pipe and corresponding to the fixed shaft pipe, a connecting pipe is fixedly arranged on the outer side wall of the end face, corresponding to the negative pressure communication hole, of the negative pressure branch pipe and coaxially, an elastic sleeve is fixedly connected to the inner wall of the connecting pipe and coaxially, and a plurality of petal-shaped sealing pieces A which are uniformly distributed by taking the axis of the elastic sleeve as the center of a circle are arranged at one end, facing the partition plate, of the inner wall of the elastic sleeve; when the adjacent flap-shaped sealing pieces A are in fit contact, the flap-shaped sealing pieces A form sealing blocking pieces A; the outer diameter of the elastic sleeve is larger than the inner diameter of the connecting pipe, the inner diameter of the connecting pipe is respectively larger than the inner diameter of the negative pressure communicating hole and the outer diameter of the fixed shaft tube, and the inner diameter of the elastic sleeve is respectively smaller than the inner diameter of the negative pressure communicating hole and the outer diameter of the fixed shaft tube; when the filter screen bucket is fixed with the baffle, the one end that the fixed central siphon stretches out the filter screen bucket supports open lamella form gasket A to stretch into in the elastic sleeve fixedly through elastic sleeve and connecting pipe sealing connection.
According to a further improvement scheme of the invention, a plurality of axial frameworks which are axially arranged are uniformly and fixedly arranged outside the side wall of the filter screen barrel by taking the axis of the filter screen barrel as a center, a plurality of radial frameworks are respectively and fixedly arranged at the outer sides of the barrel bottom of the filter screen barrel corresponding to the axial frameworks, an annular framework is also fixedly connected with the axis of the outer sides of the barrel bottom of the filter screen barrel coaxially, one end parts of the radial frameworks, facing the axis of the filter screen barrel, are fixedly connected with the annular frameworks, the axial frameworks are fixedly connected with the corresponding radial frameworks, one end parts of the radial frameworks, far away from the axis of the filter screen barrel, are respectively and fixedly connected with connecting cross rods which are fixedly arranged in a filter rear cavity of a box body, the driving device is fixed on the annular frameworks, an output shaft of the driving device penetrates through the annular frameworks to extend into the filter screen barrel to be fixedly connected with the inner wall of a rotating shaft tube, and the distance between the connecting cross rods and an opening of the filter rear cavity is larger than or equal to the maximum distance between the driving device of the filter screen barrel and the fixed shaft tube A distance.
The invention has the further improvement scheme that the end surface of the partition board facing the post-filter cavity and the outer side of the filter opening through hole are coaxially provided with annular grooves correspondingly matched with a barrel opening and an axial framework of the filter screen barrel; when the radial framework fixes the filter screen barrel and the partition plate through the connecting cross rod, the barrel opening edge of the filter screen barrel and one end of the axial framework, corresponding to the barrel opening of the filter screen barrel, are respectively inserted into the annular groove for fixing.
According to a further improvement scheme of the invention, the outer side wall of the rotating shaft pipe is correspondingly positioned between one end fixedly connected with the output shaft and the inner wall of the annular framework, and the inner side wall of the rotating shaft pipe is correspondingly positioned between one end rotatably connected with the fixed shaft pipe and the outer wall of the fixed shaft pipe, and the bearing surfaces of one sides in the rotating shaft pipe are respectively provided with a sealing ring.
According to a further improved scheme of the invention, the dust suction pipe is an L-shaped pipe arranged along the side wall and the bottom of the filter screen barrel, the dust suction pipe is communicated and fixed with the rotating shaft pipe through a side connecting pipe, a plurality of dust suction holes are uniformly distributed on the dust suction pipe facing one side edge of the filter screen barrel along the extending direction of the dust suction pipe, a brush strip is further arranged on the outer side wall of the dust suction pipe facing one side edge of the filter screen barrel along the extending direction of the dust suction pipe, the brush strip is in contact with the inner wall of the filter screen barrel, and the brush strip is positioned on the rear side of the dust suction holes along the rotating direction of the dust suction pipe.
In a further improved scheme of the invention, the dust suction holes are strip-shaped holes which extend along the extension direction of the dust suction pipe.
According to a further improved scheme of the invention, the dust suction pipes are arranged in plurality and are uniformly distributed by taking the axis of the filter screen barrel as the center.
The invention has the further improved scheme that the dust suction holes of two adjacent dust suction pipes are arranged in a staggered way, and the projection of any dust suction hole of any dust suction pipe relative to the axle center of the filter screen barrel is connected with or partially overlapped with the projection of the adjacent dust suction hole corresponding to the adjacent dust suction pipe relative to the filter screen barrel.
According to a further improved scheme of the invention, the connecting cross rod is provided with a matched positioning installation groove corresponding to the radial skeleton.
According to a further improved scheme of the invention, an access door A is arranged on the side wall of the box body corresponding to the pre-filtering cavity, an access door B is arranged on the side wall of the box body corresponding to the post-filtering cavity, and the access door A and the access door B are positioned on the same side of the box body.
The invention has the beneficial effects that:
first, in the whole maintenance process, the maintenance personnel are always positioned in the filtered cavity of the clean air, and the air environment for maintenance is good.
Secondly, the honeycomb type dust remover only needs to complete the disassembly and assembly of the filter screen barrel and the dust suction device in the box body by maintenance personnel, has short maintenance time, does not need to be stopped for maintenance, and does not cause adverse effect on normal production.
Thirdly, the honeycomb type dust remover can prevent the dust-containing air in the cavity before filtration from entering the cavity after filtration to pollute the clean air in the cavity after filtration in the process of disassembling and assembling the filter screen barrel and the dust suction device thereof.
Fourthly, the honeycomb type dust collector can brush the dust accumulated in the meshes of the net cylinder to the corresponding dust collection holes under the action of the brush strips, so that the dust collection effect of the dust collection device is ensured.
Fifthly, in the honeycomb type dust collector, the dust suction device of the filter screen barrel is directly arranged in the filter screen barrel, so that the volume of the box body can be further reduced.
Description of the drawings:
FIG. 1 is a schematic front cross-sectional view of the present invention.
Fig. 2 is a front view, a sectional view and an enlarged schematic view of the filter screen barrel of the present invention.
Fig. 3 is a corresponding enlarged front sectional view of fig. 2 with the screen barrel removed.
Fig. 4 is a front cross-sectional enlarged schematic view of the connection between the bung hole and the negative pressure branch pipe of the filter screen bucket in fig. 2.
Fig. 5 is a corresponding enlarged front sectional view of fig. 4 with the screen barrel removed.
The specific implementation mode is as follows:
it can be known from fig. 1 to 5 that the honeycomb dust collector includes a box body 1 with one of the opposite side walls being open, a partition plate 2 facing the open side wall is fixedly connected to the middle portion in the box body 1, the partition plate 2 sequentially separates the interior of the box body 1 into a pre-filter cavity 3 and a post-filter cavity 4 along the air flow direction, the end surface of the partition plate 2 located at one side of the post-filter cavity 4 is uniformly and fixedly connected with a plurality of filter screen barrels 5, the barrel openings of the filter screen barrels 5 are communicated with the pre-filter cavity 3 through filter opening through holes 15 correspondingly formed in the partition plate 2, the filter screen barrels 5 are provided with a dust suction device, the dust suction device includes a dust suction pipe 18 arranged along the inner wall of the filter screen barrel 5 in the filter screen barrel 5, the dust suction pipe 18 is fixedly connected to the side wall of a rotating shaft pipe 13, one end of the rotating shaft pipe 13 extends out of the barrel bottom of the filter screen barrel 5 and is in transmission connection with a driving device 14 and is in rotation connection with the barrel bottom of the filter screen barrel 5, the other end of the rotating shaft tube 13 is rotatably connected with one end of the fixed shaft tube 12, extends out of a bucket opening of the filter screen bucket 5 through the fixed shaft tube 12, penetrates through the filter opening through hole 15 and is detachably communicated with a negative pressure branch tube 7 fixedly arranged in the pre-filter cavity 3 of the box body 1, and the negative pressure branch tube 7 extends out of the box body 1 and is communicated with a negative pressure dust removal device through a negative pressure main tube 6.
The connection parts of the filter opening through hole 15 and the negative pressure branch pipe 7, which correspond to the fixed shaft pipe 12, are respectively provided with a mesh enclosure 17, the center of the mesh enclosure 17 is provided with a center hole, the center hole is fixed with a shaft penetrating ring 29 matched with the fixed shaft pipe 12, the outer side wall of the shaft penetrating ring 29 is outwards and uniformly provided with a plurality of swing rods 37 arranged in the radial direction, one side of the inner surface of the shaft penetrating ring 29, which faces the filter front cavity 3, is provided with a plurality of flap-shaped sealing pieces B44 uniformly distributed by taking the shaft center of the shaft penetrating ring 29 as the center of a circle, one end of the swing rod 37, which is far away from the shaft penetrating ring 29, extends to the edge of the mesh enclosure 17 and reciprocates in the radial direction of the filter opening through hole 15 through a convex rod 40 arranged on the inner wall of the filter opening through hole 15, and the shaft penetrating ring 29 is connected with the negative pressure branch pipe 7 through a spiral spring A30 provided with pre-pressure; when the adjacent flap-shaped sealing sheets B44 are in contact, the flap-shaped sealing sheets B44 form sealing baffles B.
The outer side wall of the fixed axle tube 12 is fixedly connected with an annular protrusion 31 coaxially, when the filter screen barrel 5 is fixed with the partition plate 2, the annular protrusion 31 overcomes the acting force of the coil spring a30 to move the penetrating shaft ring 29 to one side of the negative pressure branch tube 7 to the maximum stroke, and at the moment, the swing rod 37 far away from one end of the penetrating shaft ring 29 moves to one side of the fixed axle tube 12 to the maximum stroke along the protruding rod 40.
A matched push ring 32 is coaxially sleeved on one side, facing the pre-filter cavity 3, of the outer side wall of the fixed shaft tube 12, which is correspondingly positioned on the annular protrusion 31, a spiral spring B33 is further sleeved between the push ring 32 and the annular protrusion 31, and the elastic coefficient of the spiral spring B33 is greater than that of the spiral spring A33; when the filter screen bucket 5 is fixed with the partition board 2, the push ring 32 moves the penetrating ring 29 to the side of the negative pressure branch pipe 7 to the maximum stroke, and at this time, the end of the swing rod 37 far away from the penetrating ring 29 moves to the side of the fixed shaft pipe 12 along the convex rod 40 to the maximum stroke.
One end 37 of the swing rod is connected with the penetrating shaft ring 29 in a swinging mode through a swinging shaft A38, and the other end of the swing rod 37 moves along a radial strip-shaped groove 42 formed in the protruding rod 40 through a swinging shaft B39.
The negative pressure branch pipe 7 is provided with a negative pressure communicating hole 36 corresponding to the fixed shaft pipe 12 on a connecting side end surface 41 facing the partition board 2, a connecting pipe 16 is coaxially and fixedly provided on an outer side wall of the connecting side end surface 41 corresponding to the negative pressure communicating hole 36, an elastic sleeve 34 is coaxially and fixedly connected to an inner wall of the connecting pipe 16, and one end of the inner wall of the elastic sleeve 34 facing the partition board 2 is provided with a plurality of flap-shaped sealing sheets A43 uniformly distributed by taking the axis of the elastic sleeve 34 as a circle center; when adjacent flap-shaped sealing sheets A43 are in contact, the flap-shaped sealing sheets A43 form sealing baffles A; the outer diameter of the elastic sleeve 34 is larger than the inner diameter of the connecting pipe 16, the inner diameters of the connecting pipe 16 are respectively larger than the inner diameter of the negative pressure communication hole 36 and the outer diameter of the fixed shaft pipe 12, and the inner diameters of the elastic sleeve 34 are respectively smaller than the inner diameter of the negative pressure communication hole 36 and the outer diameter of the fixed shaft pipe 12; when the filter screen bucket 5 is fixed with the partition board 2, one end of the fixing shaft tube 12 extending out of the filter screen bucket 5 supports the flap-shaped sealing sheet A43 and extends into the elastic sleeve 34 to be fixedly connected with the connecting tube 16 through the elastic sleeve 34.
The lateral wall of filter screen bucket 5 is equipped with many axial skeletons 22 that set up along the axial evenly fixedly as the center with the axle center of filter screen bucket 5 outward, the barrel head outside of filter screen bucket 5 is fixed respectively and is equipped with many radial skeletons 35 corresponding to axial skeleton 22, the axle center department in the barrel head outside of filter screen bucket 5 still has an annular skeleton 24 with axle center fixedly connected with, radial skeleton 35 is towards the one end tip and the annular skeleton 24 fixed connection in filter screen bucket 5 axle center, axial skeleton 22 and the radial skeleton 35 fixed connection that corresponds, the one end tip that radial skeleton 35 kept away from filter screen bucket 5 axle center is respectively with the filter back chamber 4 internal fixation of box 1 establish connect horizontal pole 8 respectively fixed connection, drive arrangement 14 is fixed in annular skeleton 24, the output shaft 23 of drive arrangement 14 passes annular skeleton 24 and stretches into in filter screen bucket 5 with the inner wall fixed connection that rotates central siphon 13, the distance between the connecting cross rod 8 and the opening of the rear filter cavity 4 is greater than or equal to the maximum distance between the driving device 14 of the filter screen barrel and the fixed shaft tube 12.
The end surface of the partition board 2 facing the post-filtering cavity 4 and the outer side of the filtering port through hole 15 are coaxially provided with annular grooves 28 correspondingly matched with the barrel port of the filtering screen barrel 5 and the axial framework 22; when the radial framework 35 fixes the filter screen barrel 5 and the partition board 2 through the connecting cross rod 8, the barrel opening edge of the filter screen barrel 5 and one end of the axial framework 22, corresponding to the barrel opening of the filter screen barrel 5, are respectively inserted into the annular groove 28 for fixation.
Rotate central siphon 13 lateral wall correspond be located between the one end of fixed connection output shaft 23 and the inner wall of annular skeleton 24 and rotate central siphon 13 inside wall and correspond and be located and all rotate through bearing 26 between the one end of rotating the connection fixed central siphon 12 and the outer wall of fixed central siphon 12 and be connected to bearing 26 is still equallyd divide towards one side in the rotation central siphon 13 and is do not equipped with sealing washer 27.
The dust suction hole 19 is a strip-shaped hole extending along the extending direction of the dust suction pipe 18.
The dust suction pipes 18 are provided in plurality and are uniformly distributed around the axis of the screen barrel 5.
The dust suction holes 19 of two adjacent dust suction pipes 18 are arranged in a staggered manner, and the projection of any dust suction hole 19 of any dust suction pipe 18 relative to the axle center of the filter screen barrel 5 is connected with or partially overlapped with the projection of the adjacent dust suction hole 19 corresponding to the adjacent dust suction pipe 18 relative to the filter screen barrel 5.
The connecting cross rod 8 is provided with a matched positioning installation groove 25 corresponding to the radial framework 35.
The lateral wall of box 1, be equipped with access door A9 corresponding to straining preceding chamber 3, the lateral wall of box 1, be equipped with access door B10 corresponding to straining back chamber 4, access door A9 and access door B10 lie in same one side of box 1.
When the air filtering device is used for filtering air, dust-containing air which is primarily filtered enters the box body 1 from the pre-filtering cavity 3 of the box body 1, then clean air obtained after filtering through the filter screen barrel 5 fixed with the partition plate 2 enters the post-filtering cavity 4 of the box body 1, and finally the clean air leaves the box body 1 from the post-filtering cavity 4 in the box body 1.
In the normal use process of air filtration, the negative pressure generated by the negative pressure dust removal device is communicated with the dust suction pipe 18 of the rotating shaft pipe 13 sequentially through the negative pressure main pipe 6, the negative pressure branch pipe 7 and the fixed shaft pipe 12, and meanwhile, the driving device 14 drives the rotating shaft pipe 13 to rotate around the axis of the filter screen barrel 5, so that the dust suction pipe 18 sucks and collects dust accumulated on the inner side wall of the filter screen barrel 5; thereby avoiding the meshes of the filter screen barrel 5 from being blocked by the accumulated dust and ensuring the continuous filtering effect of the filter screen barrel 5. When the dust suction pipe 18 rotates around the axis of the filter screen barrel 5 and sucks the dust accumulated on the inner wall of the filter screen barrel 5, the brush strip 21 arranged on the dust suction pipe 18 brushes the dust on the inner wall of the filter screen barrel 5 from the meshes of the filter screen barrel 5 to the dust suction holes 19 of the corresponding dust suction pipe 18, so that the dust accumulated in the meshes can be completely sucked.
When a certain filter screen barrel 5 is damaged, or a dust suction device corresponding to the certain filter screen barrel 5 is damaged and needs to be maintained, a maintenance worker directly takes the filter screen barrel 5 which can be normally used and the dust suction device thereof into the post-filter cavity 4 from the access door B10, and then directly replaces the filter screen barrel 5 which can be normally used and the dust suction device thereof after separating the damaged filter screen barrel 5 and the dust suction device corresponding thereto from the cross rod 8, the partition plate 2 and the negative pressure branch pipe 7. When the filter screen barrel 5 and the dust suction device thereof are disassembled, only the bolts for fixedly connecting the radial framework 35 and the positioning installation groove 25 of the cross rod 8 are removed, and then the filter screen barrel 5 and the dust suction device move towards the direction far away from the negative pressure branch pipe 7, so that the fixed shaft pipe 12 of the filter screen barrel 5 is separated from the elastic sleeve pipe 34 of the connecting pipe 16; in the process of separating the fixed shaft tube 12 from the elastic sleeve 34 of the connection tube 16, the coil spring B33 with a larger elastic coefficient moves the push ring 32 along the fixed shaft tube 12 in the direction away from the annular protrusion 31 under the action of the restoring force, at this time, the push ring 32 can still overcome the acting force of the coil spring a30 to push the penetrating shaft ring 29 to the negative pressure branch tube 7, and the acting force provided to the push ring 32 is gradually reduced as the filter screen bucket 5 and the dust collection device thereof continue to move in the direction away from the negative pressure branch tube 7 and the coil spring B33 further returns to the original length, so that the acting force of the coil spring a30 can push the penetrating shaft ring 29 to the protruding rod 40, so that the end of the swing rod 37 away from the penetrating shaft ring 29 moves in the direction away from the penetrating shaft ring 29 along the radial strip groove 42 of the protruding rod 40, and at this time, the mesh enclosure 17 is gradually opened; after the fixed shaft tube 12 is separated from the elastic tube 34 of the coupling tube 16, the flap-shaped sealing piece a43 is restored to the original position of the closed state by its restoring force, thereby closing the inside of the coupling tube 16; after the fixed shaft tube 12 is separated from the penetrating ring 29, the flap seal B44 is restored to the original position of the closed state by its restoring force, thereby closing the inside of the penetrating ring 29. At the moment, the filtering opening through hole 15 corresponding to the filtering screen barrel 5 which is detached from the partition board 2 forms a temporary filtering screen layer through the mesh enclosure 17, so that the dust-containing air in the pre-filtering cavity 3 is prevented from directly entering the post-filtering cavity 4, and the clean air is prevented from being polluted by the dust-containing air.
When the filtering net barrel 5 and the dust suction device which can be normally used are installed again, the process is opposite to the process, after the installation is completed, the push ring 32 pushes the penetrating shaft ring 29 to the negative pressure branch pipe 7 to the maximum stroke position, and at the moment, the mesh cover 17 is retracted under the action of the swing rod 37, so that the ventilation area of the barrel opening of the filtering net barrel 5 is maximum, and the filtering effect of the filtering net barrel 5 is ensured.
After the installation is completed, maintenance personnel can carry the damaged filter screen barrel 5 and the dust suction device thereof to a special maintenance workshop for maintenance after leaving the box body 1 from the access door B10, and the maintained filter screen barrel 5 and the dust suction device thereof are placed in a warehouse for standby.
In the whole maintenance process, the maintenance personal is located the back chamber 4 of straining of clean air all the time, and the air circumstance of maintenance is good to the maintenance personal only need accomplish filter screen bucket 5 and dust extraction's dismouting in box 1, and maintenance duration is shorter, also need not to shut down the maintenance, can not cause harmful effects to normal production. The dust-containing air in the pre-filter cavity 3 can be prevented from entering the post-filter cavity 4 to pollute the clean air in the post-filter cavity 4 in the process of disassembling and assembling the filter screen barrel 5 and the dust suction device thereof.
Claims (9)
1. Honeycomb formula dust remover, its characterized in that: be open box (1) including one of them relative lateral wall, middle part fixedly connected with in box (1) is towards baffle (2) of uncovered lateral wall, baffle (2) separate into in with box (1) along the air flow direction in proper order and strain preceding chamber (3) and strain back cavity (4), baffle (2) are located the even fixedly connected with a plurality of filter screen buckets (5) of terminal surface of straining back cavity (4) one side, the bung hole of filter screen bucket (5) passes through baffle (2) and corresponds filtration mouth through-hole (15) and the intercommunication of straining preceding chamber (3) of establishing, filter screen bucket (5) are equipped with dust extraction, dust extraction includes dust absorption pipe (18) that set up along filter screen bucket (5) inner wall in filter screen bucket (5), dust absorption pipe (18) intercommunication fixed connection is in the lateral wall that rotates central siphon (13), the one end that rotates central siphon (13) stretches out behind the barrel head of filter screen bucket (5) and is connected with drive arrangement (14) transmission, dust extraction, The filter screen dust collector is rotationally connected with the bottom of the filter screen barrel (5), the other end of the rotating shaft tube (13) is rotationally connected with one end of the fixed shaft tube (12), extends out of the barrel mouth of the filter screen barrel (5) through the fixed shaft tube (12), penetrates through a filter mouth through hole (15) and then is detachably communicated with a negative pressure branch tube (7) fixedly arranged in a pre-filter cavity (3) of the box body (1), and the negative pressure branch tube (7) extends out of the box body (1) and then is communicated with a negative pressure dust collector through a negative pressure main tube (6); the joints of the filtration port through holes (15) and the negative pressure branch pipes (7) corresponding to the fixed shaft pipe (12) are respectively provided with a mesh enclosure (17), the center of the mesh enclosure (17) is provided with a center hole which is fixed with a shaft penetrating ring (29) matched with the fixed shaft pipe (12), a plurality of swing rods (37) which are arranged radially are uniformly arranged outwards on the outer side wall of the penetrating shaft ring (29), a plurality of flap-shaped sealing sheets B (44) which are uniformly distributed by taking the axis of the penetrating shaft ring (29) as the center of a circle are arranged on one side of the inner surface of the penetrating shaft ring (29) facing the pre-filtering cavity (3), one end of the swing rod (37) far away from the through shaft ring (29) extends to the edge of the mesh enclosure (17) and reciprocates along the radial direction of the filter opening through hole (15) through a convex rod (40) arranged on the inner wall of the filter opening through hole (15), the penetrating shaft ring (29) is connected with the negative pressure branch pipe (7) through a spiral spring A (30) with pre-pressure; when adjacent flap-shaped sealing pieces B (44) are in contact, the flap-shaped sealing pieces B (44) form sealing separation sheets B.
2. The honeycomb precipitator of claim 1, wherein: the outer side wall of the fixed shaft tube (12) is fixedly connected with an annular bulge (31) in a coaxial mode, when the filter screen barrel (5) is fixed with the partition plate (2), the annular bulge (31) overcomes the acting force of a spiral spring A (30) to move the penetrating shaft ring (29) to one side of the negative pressure branch tube (7) to the maximum stroke, and at the moment, one end, far away from the penetrating shaft ring (29), of the swing rod (37) moves to the maximum stroke position along the convex rod (40) to one side of the fixed shaft tube (12).
3. The honeycomb precipitator of claim 1, wherein: one end (37) of the swing rod is connected with the shaft penetrating ring (29) in a swinging mode through a swinging shaft A (38), and the other end of the swing rod (37) moves along a radial strip-shaped groove (42) formed in the protruding rod (40) through a swinging shaft B (39).
4. The honeycomb precipitator of claim 1, wherein: the negative pressure branch pipe (7) is provided with a negative pressure communicating hole (36) corresponding to the fixed shaft pipe (12) on a connecting side end face (41) facing the partition plate (2), a connecting pipe (16) is fixedly arranged on the outer side wall of the connecting side end face (41) corresponding to the negative pressure communicating hole (36) coaxially, the inner wall of the connecting pipe (16) is fixedly connected with an elastic sleeve (34) coaxially, and one end of the inner wall of the elastic sleeve (34) facing the partition plate (2) is provided with a plurality of petal-shaped sealing pieces A (43) which are uniformly distributed by taking the axis of the elastic sleeve (34) as the center of a circle; when adjacent flap-shaped sealing pieces A (43) are in contact, the flap-shaped sealing pieces A (43) form sealing blocking pieces A; the outer diameter of the elastic sleeve (34) is larger than the inner diameter of the connecting pipe (16), the inner diameter of the connecting pipe (16) is respectively larger than the inner diameter of the negative pressure communicating hole (36) and the outer diameter of the fixed shaft pipe (12), and the inner diameter of the elastic sleeve (34) is respectively smaller than the inner diameter of the negative pressure communicating hole (36) and the outer diameter of the fixed shaft pipe (12); when filter screen bucket (5) and baffle (2) are fixed, the one end that fixed central siphon (12) stretched out filter screen bucket (5) supports open lamella form gasket A (43) to stretch into in elastic sleeve pipe (34) through elastic sleeve pipe (34) and connecting pipe (16) sealing connection fixed.
5. The honeycomb precipitator of claim 1, wherein: the axial skeleton (22) that the axial of filter screen bucket (5) was evenly fixed to be equipped with many along the axial setting outside the lateral wall of filter screen bucket (5) as the center, the barrel head outside of filter screen bucket (5) is corresponding to axial skeleton (22) and is fixed respectively and is equipped with many radial skeleton (35), the axle center department in the barrel head outside of filter screen bucket (5) still has annular skeleton (24) with axle center fixedly connected with, radial skeleton (35) are towards the one end tip and the annular skeleton (24) fixed connection in filter screen bucket (5) axle center, axial skeleton (22) and the radial skeleton (35) fixed connection that corresponds, the one end tip that filter screen bucket (5) axle center was kept away from in radial skeleton (35) respectively with the back chamber (4) internal fixation of box (1) establish connect horizontal pole (8) fixed respectively fixed connection, drive arrangement (14) are fixed in annular skeleton (24), an output shaft (23) of the driving device (14) penetrates through the annular framework (24) to extend into the filter screen barrel (5) to be fixedly connected with the inner wall of the rotating shaft tube (13), and the distance between the connecting cross rod (8) and the opening of the filter rear cavity (4) is greater than or equal to the maximum distance between the driving device (14) of the filter screen barrel and the fixed shaft tube (12).
6. The honeycomb precipitator of claim 5, wherein: the end face of the partition plate (2) facing the post-filtering cavity (4) and the outer side of the filtering opening through hole (15) are coaxially provided with annular grooves (28) which are correspondingly matched with the barrel opening and the axial framework (22) of the filtering screen barrel (5); when the radial framework (35) fixes the filter screen barrel (5) and the partition plate (2) through the connecting cross rod (8), the barrel opening edge of the filter screen barrel (5) and one end of the axial framework (22) corresponding to the barrel opening of the filter screen barrel (5) are respectively inserted into the annular groove (28) for fixation.
7. The honeycomb precipitator of claim 5, wherein: rotate central siphon (13) lateral wall correspondence be located between the one end of fixed connection output shaft (23) and the inner wall of annular skeleton (24) and rotate central siphon (13) inside wall correspondence and be located and all rotate through bearing (26) between the one end of rotating connection fixed central siphon (12) and the outer wall of fixed central siphon (12) and be connected to bearing (26) are still equallyd divide towards one side in rotating central siphon (13) and are do not equipped with sealing washer (27).
8. The honeycomb precipitator of claim 5, wherein: dust absorption pipe (18) are for "L" type pipe that establishes along the lateral wall in filter screen bucket (5) and barrel head, dust absorption pipe (18) are fixed through side takeover (20) and rotation central siphon (13) intercommunication, dust absorption pipe (18) are towards one side border of filter screen bucket (5), along the extending direction evenly distributed of dust absorption pipe (18) have a plurality of dust absorption holes (19), dust absorption pipe (18) still are equipped with brush strip (21) towards the lateral wall of filter screen bucket (5) one side border, along the extending direction of dust absorption pipe (18), the inner wall contact of brush strip (21) and filter screen bucket (5), brush strip (21) are located the rear side of dust absorption hole (19) along the direction of rotation of dust absorption pipe (18).
9. The honeycomb precipitator of claim 1, wherein: the lateral wall of box (1), be equipped with access door A (9) corresponding to straining preceding chamber (3), the lateral wall of box (1), be equipped with access door B (10) corresponding to straining back chamber (4), access door A (9) and access door B (10) lie in same one side of box (1).
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| CN202110928468.7A CN113559636B (en) | 2021-08-13 | 2021-08-13 | Honeycomb type dust remover |
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| CN114669084B (en) * | 2022-03-17 | 2023-06-06 | 山东渤泰能源科技有限公司 | Mineral turbine oil dewatering device and dewatering system thereof |
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| GB1079699A (en) * | 1965-07-02 | 1967-08-16 | Bahco Ab | Travelling band gas filters |
| CN207004685U (en) * | 2017-06-06 | 2018-02-13 | 晋州市冀丰农机有限公司 | A kind of tractor air filter assembly |
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Denomination of invention: Honeycomb dust collector Effective date of registration: 20230809 Granted publication date: 20220715 Pledgee: Bank of Jiangsu Co.,Ltd. Yancheng branch Pledgor: Yancheng Longsheng air conditioning equipment Co.,Ltd. Registration number: Y2023320000424 |