CN112495083A - Filtering surface dust remover convenient to overhaul - Google Patents
Filtering surface dust remover convenient to overhaul Download PDFInfo
- Publication number
- CN112495083A CN112495083A CN202011374585.5A CN202011374585A CN112495083A CN 112495083 A CN112495083 A CN 112495083A CN 202011374585 A CN202011374585 A CN 202011374585A CN 112495083 A CN112495083 A CN 112495083A
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- Prior art keywords
- dust remover
- dust
- filtering surface
- space
- shell
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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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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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
- B01D46/0052—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation
- B01D46/0056—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation with rotational movement
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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
- B01D46/42—Auxiliary equipment or operation thereof
-
- 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
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the field of environmental protection engineering, and particularly provides a filter surface dust remover convenient for maintenance, which comprises a dust remover shell, wherein a flue gas inlet and a flue gas outlet are formed in the dust remover shell, and a filter surface rotating around a rotating shaft is arranged in the dust remover shell; be equipped with the access hole on the dust remover casing, the access hole passes through the ring flange and links to each other with sealed lid, and the access hole is equipped with can dismantle the ladder. When the dust remover normally works, the sealing cover is fastened at the position of the access hole, and the sealing cover is used for preventing high-temperature smoke from leaking through the opened access hole when the dust remover works. When the dust remover needs to be periodically overhauled, the dust remover stops working, the sealing cover is opened, an overhaul worker enters the dust remover shell through the overhaul port to detect and maintain structural components in the shell, and if the ceramic material arranged on the filtering surface is checked, whether the ceramic material is lost or damaged or not, whether the ceramic material is matched with a hinge, a chain and a rotating shaft or not, and whether the damaged components are replaced or not are checked.
Description
Technical Field
The invention relates to the field of environmental protection engineering, and particularly provides a filter surface dust remover convenient to overhaul.
Background
In the production process of heavy industries such as steel, metallurgy, energy and the like, high-temperature dust-containing gas containing a large amount of energy is usually generated, and in order to reduce the discharge amount of dust and effectively utilize high-temperature heat, the high-temperature dust removal technology has very important production value and environmental protection significance. In the existing dust removal technology, the ceramic filter has high dust removal efficiency, can filter dust-containing gas with strong corrosivity, but has the problems that the support part is easy to damage, the reverse blowing pulse dust removal is easy to block micropores, the replacement difficulty is large and the like in the conventional ceramic filter due to poor ceramic toughness, difficult welding of different parts and thermal fatigue caused by pulse dust removal. The dust remover with a movable filtering surface is proposed in the prior art, and the common structure of the dust remover is a dust remover shell, a flue gas inlet and a flue gas outlet are arranged on the dust remover shell, and the filtering surface which can move up and down or move left and right or rotate around a horizontal axis is arranged in the dust remover shell from the flue gas inlet to the flue gas outlet. The filter surface in the dust remover can rotate, so that the utilization efficiency of the filter surface is increased, and the dust remover is matched with a nozzle for removing dust; the ash bucket is internally cleaned, and a negative pressure state is kept in the ash bucket, so that secondary dust raising is effectively avoided.
However, the existing rotating modes are all manual overturning, a large amount of manpower resources are needed, and the operation is complex; although the service life and the durability of the ceramic material of the filtering surface are improved to a certain extent, the technology gradually exposes some defects along with production practice, for example, problems such as ceramic plate damage, ceramic plate joint abrasion, dust blockage, maintenance of a rotating shaft motor and the like can be generated in the dust remover along with the use of equipment or improper operation of operators. When the above-mentioned problem takes place, the device does not contain the maintenance of equipment passageway, the potsherd and the connection structure of each position are changed in maintenance maintainer is difficult to get into and difficult maintenance, to the equipment loss or the destruction in the dust remover casing, the change of potsherd, equipment problems such as the jam of dust are maintained, often need whole change, cause the cost to increase, or need carry out comparatively complicated dismantlement to the dust remover and can go on, dismantle the great manpower and materials of process consumption, and influence the plant use, in the long run will reduce the life of equipment and reduced the availability factor of equipment.
Disclosure of Invention
Aiming at the problems and the defects of the prior art, the invention provides a filter surface dust remover which is convenient to overhaul.
The technical scheme of the invention is as follows:
the utility model provides a cross filter face dust remover convenient to overhaul, includes the dust remover casing, dust remover casing inside is provided with a dust removal space, it has flue gas entry and exhanst gas outlet to open respectively on the dust remover casing at both ends about the dust removal space, the inside intermediate position department in dust removal space installs one through rotatory subassembly and crosses the filter face, the equal bilateral symmetry in upper and lower inner wall department in dust removal space is provided with fixed subassembly, be equipped with the access hole on the dust remover casing, the access hole passes through the ring flange and links to each other with sealed lid.
According to the invention, the rotating group comprises a power motor fixed on the front end surface of the dust remover shell, the rear end of the power motor is in power connection with a rotating shaft, a front-rear through bearing hole is formed in the front end wall of the dust remover shell, the rear end of the rotating shaft penetrates through the bearing hole and extends into the dust removing space, and a shaft body of the rotating shaft positioned in the dust removing space penetrates through the filtering surface.
According to the invention, the fixing component comprises a servo motor fixed on the rear end surface of the dust remover shell, the front end of the servo motor is in power connection with a swing rod, the positions, corresponding to the servo motor, in the upper end wall and the lower end wall of the dust removing space are respectively provided with a swing groove communicated with the dust removing space, the swing rods respectively penetrate through the rear end wall of the corresponding swing groove and extend forwards in the swing groove, the front ends of the swing rods are respectively and rotatably connected to the front end wall of the swing groove, and the rod bodies of the swing rods positioned in the swing grooves are respectively and fixedly connected with a fixing plate extending towards the dust removing space.
Preferably, the front end shaft body of the rotating shaft inside the bearing hole is rotatably connected with the inner wall of the bearing hole through a bearing, and the rear end shaft body of the rotating shaft inside the bearing hole is rotatably connected with the inner wall of the bearing hole through a sealing ring.
Further preferably, the position that the rear end wall of dust remover casing corresponds with the rotation axis is provided with the baffle of dismantling of vertical direction, the height of baffle equals the height of dust remover casing, the upper and lower both ends of baffle all are through bolt and dust remover casing connection.
The filter face cleaner of claim, wherein: the rear end of rotation axis is provided with the cylindrical support groove of opening backward, the axis that supports the groove is unanimous with the axis of rotation axis, the preceding terminal surface of baffle is provided with a bracing piece with the position department that supports the groove and correspond.
Preferably, the upper end of the filtering surface is in contact with the upper end wall of the dust removing space, the lower end wall of the dust removing space is provided with an ash removing hopper with an upward opening at a position corresponding to the filtering surface, the lower end of the filtering surface is positioned in the ash removing hopper, and a plurality of nozzles are arranged at the edges of the upper end and the lower end of the filtering surface.
Further preferably, the connection between the rotating shaft and the filtering surface is at the center of the filtering surface, and the edge lines of the left side and the right side of the ash removal hopper are outside the ring of the rotating path of the filtering surface.
Preferably, the length of the swing groove in the front-back direction is consistent with the length of the dust removing space in the front-back direction, the length of the fixed plate in the front-back direction is consistent with the length of the swing groove in the front-back direction, one end of the fixed plate, which is far away from the swing rod, extends into the dust removing space, and the end parts of the fixed plate, which are located in the dust removing space, are fixedly provided with a sealing gasket.
Preferably, the notches at the left side and the right side of the swing groove are provided with elastic sealing belts, and the elastic sealing belts are fixedly connected with the fixing plate.
Further preferably, the access hole is formed in the wall of the dust remover shell at the flue gas outlet on one side of the filtering surface and is located at the top of the dust remover shell.
Further preferably, on the basis of the foregoing embodiment, a detachable ladder is disposed at an access opening formed in the dust collector housing, a bent rod is disposed at the top of the ladder, the bent rod is three vertically connected rod members, the three rod members form an open rectangular frame, the width of the opening is the same as the thickness of a connection portion of the flange, so that the bent rod is connected with the flange in a matching manner, the ladder is movably connected with the flange, and one end of the bent rod is connected with the ladder through bolts.
More preferably, the ladder is a telescopic ladder.
More preferably, the ladder top is equipped with the knee, and knee one end is equipped with the boss subassembly, and the ring flange bottom is equipped with the recess, boss subassembly and recess accordant connection.
More preferably, the boss subassembly is including being located the inside flexible space of knee, the inside in flexible space is provided with the limiting plate of a vertical direction, the right side of limiting plate has right-hand member wall connection through a compression spring and flexible space, the right-hand member face central point of limiting plate puts the connecting rod that fixedly connected with extends right, the right-hand member of connecting rod runs through the right-hand member wall in flexible space and extends right, the fixed lug that extends left that is provided with of the left end face of limiting plate, the left end wall that extends left that extends through flexible space and extend left is run through to the left end of lug.
More preferably, the position that the lug left end is located outside the knee is matchd with the recess, the length on the lug left and right sides direction equals the distance of limiting plate to flexible space right side wall.
More preferably, the surface of the projection of the boss assembly is provided with an elastic component, and the elastic component is a rubber layer.
More preferably, the shell of the dust remover is provided with an access hole, and the access hole is arranged on the shell wall of the smoke outlet at one side of the filtering surface and is positioned on the side wall of the shell.
The invention has the following beneficial effects:
according to the scheme of adding the access hole of the dust removing equipment, when the problems such as ceramic wafer damage, ceramic wafer connection abrasion, dust blockage, rotating shaft motor maintenance and the like can be caused in the dust remover, a maintainer can enter the access hole to maintain the equipment. The improvement mode greatly increases the convenience of maintenance, and plays an important role in prolonging the service life of the equipment and improving the service efficiency of the equipment.
According to the invention, through the mode of adding the portable ladder, maintenance personnel can move more conveniently in the dust removal space, the work of maintaining and replacing the ceramic chip is more efficient, and the use efficiency of the dust removal equipment is improved through the maintenance mode of the equipment.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a front elevational view, in full section, of a filter face precipitator in accordance with the present invention;
FIG. 2 is a front view of the filter surface dust collector of the present invention in full section with the filter surface rotated;
FIG. 3 is a left side elevational view, in full section, taken at A-A of FIG. 1;
FIG. 4 is a left side elevational view, in full section, taken at B-B of FIG. 1;
FIG. 5 is a schematic perspective view of a flange at an access opening;
FIG. 6 is a top plan view in full section of the filter face dust collector of the present invention;
FIG. 7 is a schematic view of the connection structure of the flange of the present invention;
fig. 8 is a disassembled perspective view of the rotating assembly of the present invention.
Wherein: 1. the dust remover comprises a dust remover shell, 2, a dust removing space, 3, a smoke inlet, 4, a smoke outlet, 5, a filtering surface, 6, an access hole, 7, a bent rod, 8, a flange plate, 9, a sealing cover, 10, a ladder, 11, a power motor, 12, a rotating shaft, 13, a bearing hole, 14, a servo motor, 15, a swinging rod, 16, a swinging groove, 17, a fixing plate, 18, a bearing, 19, a sealing ring, 20, a baffle plate, 21, a supporting groove, 22, a supporting rod, 23, a dust removing bucket, 24, a nozzle, 25, a sealing gasket, 26, a sealing belt, 27, a groove, 28, a telescopic space, 29, a limiting plate, 30, a compression spring, 31, a connecting rod, 32 and a bump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
A preferred embodiment of the filter surface dust remover convenient for maintenance according to the invention is shown in fig. 1, and comprises a dust remover shell 1, wherein a dust removing space 2 is arranged in the dust remover shell 1, a flue gas inlet 3 and a flue gas outlet 4 are respectively arranged on the dust remover shell 1 at the left end and the right end of the dust removing space 2, a filter surface 5 is arranged at the middle position in the dust removing space 2 through a rotating component, fixing components are symmetrically arranged at the upper inner wall and the lower inner wall of the dust removing space 2, an access opening 6 is arranged on the dust remover shell 1, and the access opening 6 is connected with a sealing cover 9 through a flange 8.
The rotating assembly comprises a power motor 11 fixed on the front end face of a dust remover shell 1, the rear end of the power motor 11 is in power connection with a rotating shaft 12, a front end wall of the dust remover shell 1 is provided with a front bearing hole 13 and a rear bearing hole 13, the rear end of the rotating shaft 12 penetrates through the bearing holes 13 and extends into a dust removing space 2, and a shaft body of the rotating shaft 12 located in the dust removing space 2 penetrates through a filtering surface 5.
Fixed subassembly is including fixing the servo motor 14 at 1 rear end face of dust remover casing, servo motor 14's front end power is connected with a swinging arms 15, the position department that corresponds with servo motor 14 in the upper and lower end wall of dust removal space 2 all is provided with the swing groove 16 with dust removal space 2 intercommunication, swinging arms 15 all run through corresponding swing groove 16 rear end wall and extend forward in swing groove 16, the front end of swinging arms 15 all rotates the front end wall department of connecting at swing groove 16, swinging arms 15 is located the body of rod of swing groove 16 on equal fixedly connected with earlier on the fixed plate 17 that dust removal space 2 extends.
In embodiment 2 of the present invention, a filter surface dust remover convenient for maintenance is provided, based on embodiment 1, a front end shaft body of the rotating shaft 12 located inside the bearing hole 13 is rotatably connected with an inner wall of the bearing hole 13 through a bearing 18, a rear end shaft body of the rotating shaft 12 located inside the bearing hole 13 is rotatably connected with the inner wall of the bearing hole 13 through a sealing ring 19, friction of the rotating shaft 12 in a rotating process is reduced through the bearing 18, the bearing 18 plays a supporting role, the sealing ring 19 plays a role in isolating the dust removing space 2 from the bearing hole 13, dust in the dust removing space 2 is prevented from entering the bearing hole 13, and the dust is prevented from damaging the bearing 18.
In embodiment 3 of the present invention, based on the foregoing embodiment, the length of the filtering surface 5 in the front-back direction is equal to the length of the dust removing space 2 in the front-back direction, the filtering surface 5 is sleeved with the rotating shaft 12 in a spline fit manner, and the rotating shaft 12 can drive the filtering surface 5 to rotate in a working state of the power motor 11, so as to increase the utilization efficiency of the filtering surface 5.
In embodiment 4 of the present invention, on the basis of the foregoing embodiments, a vertically detachable baffle 20 is disposed at a position corresponding to the rotating shaft 12 on the rear end wall of the dust collector housing 1, the height of the baffle 20 is equal to the height of the dust collector housing 1, the upper and lower ends of the baffle 20 are connected to the dust collector housing 1 through bolts, when in use, the baffle 20 is detached by unscrewing the bolts, and the filtering surface 5 is removed or installed through the opening where the baffle 20 is located, so as to facilitate replacement of the filtering surface 5.
In the 5 th embodiment of the present invention, on the basis of the previous embodiment, the rear end of the rotating shaft 12 is provided with a cylindrical support groove 21 which is opened backward, the central axis of the support groove 21 is coincident with the central axis of the rotating shaft 12, and a support rod 22 is provided at a position of the front end surface of the baffle plate 20 corresponding to the support groove 21. When the dust remover works, the filtering surface 5 is sleeved on the rotating shaft 12, at the moment, the rotating shaft 12 needs to bear the weight of the filtering surface 5, the force borne by the rotating shaft 12 is applied to the dust remover shell 1 through the bearing 18, the bearing is precision equipment, the service life of the dust remover is shortened due to overlarge stress, the supporting rod 22 and the supporting groove 21 are matched to bear part of the force borne by the rotating shaft, part of the force borne by the rotating shaft 12 is decomposed to the baffle 20, the force borne by the bearing 18 is reduced, the service life of the bearing 18 is prolonged, and in the rotating process of the rotating shaft, the supporting rod 22 cannot form interference.
In embodiment 6 of the present invention, on the basis of the foregoing embodiments, the upper end of the filtering surface 5 contacts with the upper end wall of the dust removing space 2, a dust removing hopper 23 with an upward opening is disposed at a position corresponding to the filtering surface 5 on the lower end wall of the dust removing space 2, the lower end of the filtering surface 5 is located in the dust removing hopper 23, and a plurality of nozzles 24 are disposed at edges of the upper and lower ends of the filtering surface 5, so that when the dust remover works, high-temperature flue gas is filtered by the filtering surface 5, dust is collected by the dust removing hopper 23, and under the action of the nozzles 24, the dust removing hopper 23 is kept in a negative pressure state, thereby effectively avoiding secondary dust raising.
In the embodiment 7 of the present invention, on the basis of the foregoing embodiments, the connection point between the rotating shaft 12 and the filtering surface 5 is located at the center position of the filtering surface 5, and the edge lines of the left and right sides of the ash removing hopper 23 are outside the circular ring of the rotation path of the filtering surface 5, so as to ensure that the edge of the ash removing hopper 23 does not interfere with the filtering surface 5 during the rotation of the filtering surface 5, thereby providing necessary conditions for the rotation of the filtering surface 5.
In the 8 th embodiment of the present invention, on the basis of the previous embodiment, the length of the swing groove 16 in the front-back direction is the same as the length of the dust removing space 2 in the front-back direction, the length of the fixed plate 17 in the front-back direction is the same as the length of the swing groove 16 in the front-back direction, one end of the fixed plate 17 far away from the swing rod 15 extends into the dust removing space 2, and the end of the fixed plate 17 in the dust removing space 2 is fixedly provided with a gasket 25. When the dust removing device is used, the matching tightness of the upper end and the lower end of the filtering surface 5 and the dust removing space 2 is reduced under the condition that the filtering surface 5 is rotated, and the dust passing through certain gaps is reduced and the filtering quality is improved by matching the fixing plate 17 with the filtering surface 5 and using the sealing gasket 25.
In the 9 th embodiment of the present invention, based on the above-mentioned embodiments, the opening size of the swing groove 16 in the left-right direction is designed according to the size of the actual use, and the requirement to be satisfied is that when the fixing plate 17 swings to the side of the filtering surface 5, the gasket 25 at the end of the fixing plate 17 can be closely attached to the filtering surface 5, when the fixing plate 17 swings to the side far from the filtering surface 5, the whole fixing plate 17 is out of the rotation path of the filtering surface 5, and when the filtering operation is performed, the servo motor 14 operates, the fixing plate 17 swings to the side of the filtering surface 5, the filtering surface 5 is clamped and fixed by the fixing plates 17 distributed at the upper, lower, left and right positions, and the driving of the fixing plate 17 is from the servo motor 14, the servo motor 14 can be used to control the speed, the position accuracy is very accurate, the voltage signal can be converted into the torque and the rotation speed to, the received electric signal can be converted into angular displacement or angular speed on the motor shaft to be output, so that the stability of the filtering surface 5 in the using process is ensured, meanwhile, the sealing performance of the left side and the right side of the filtering surface 5 is improved through the tight fit of the sealing gasket 25 and the filtering surface 5, and the filtering quality is improved; when the filtering surface 5 is turned over for use, the servo motor 14 works, the fixing plate 17 swings to the side far away from the filtering surface 5, then the filtering surface 5 rotates, the interference of the fixing plate 17 on the rotation of the filtering surface 5 is avoided, and the stable rotation of the filtering surface 5 is ensured.
In the 10 th embodiment of the present invention, on the basis of the foregoing embodiment, the elastic sealing bands 26 are respectively disposed at the notches on the left and right sides of the swing groove 16, the elastic sealing bands 26 are both fixedly connected with the fixed plate 17, and by using the elastic sealing bands 26 on the left and right sides, while ensuring that the fixed rod can swing left and right, dust is effectively prevented from entering the swing groove 16, thereby affecting the normal use of the swing rod 15.
In the 11 th embodiment of the present invention, on the basis of the previous embodiment, the inner diameter of the flange 8 is 60cm, so that an inspector can pass through the flange 8 and the dust remover housing 1 through the chassis, the protrusion of the flange 8 is connected with the sealing cover 9, the structure of the flange 8 is shown in the figure, when the dust remover works normally, the sealing cover 9 is fastened at the access opening 6, and the sealing cover 9 is used for preventing high-temperature flue gas from leaking through the access opening 6 when the dust remover works. When the dust remover needs to be periodically overhauled, the dust remover stops working, the sealing cover 9 is opened, an overhaul worker enters the dust remover shell 1 through the overhaul port 6 to detect and maintain structural components in the shell, and if the ceramic materials arranged on the filtering surface 5 are checked, whether the ceramic materials are lost or damaged or not, and whether the ceramic materials are matched with the hinge, the chain and the rotating shaft 12 or not are deviated or not, and damaged components are replaced.
In the 12 th embodiment of the present invention, on the basis of the previous embodiment, the access opening 6 is arranged on the wall of the dust remover housing 1 of the flue gas outlet 4 on the side of the filtering surface 5 and is positioned at the top of the dust remover housing 1. After long-time high-temperature operation, the filtering surface 5 is used as a boundary, the working environment in the shell on one side of the flue gas outlet 4 is relatively superior to that in the dust remover shell 1 on one side of the flue gas inlet, so that the life health and safety of maintenance personnel are favorably ensured, the comprehensive maintenance can be completed by moving the filtering surface 5, the filter enters from the upper part of the shell, and the situation that the working personnel get into an excessive dust environment when entering can be avoided.
In the 13 th embodiment of the present invention, on the basis of the foregoing embodiment, a detachable ladder 10 is disposed at an access opening 6 formed in a dust collector housing 1, a bent rod 7 is disposed at the top of the ladder 10, the bent rod 7 is three rod members vertically connected, the three rod members form an open rectangular frame, the width of the opening is the same as the thickness of a connecting portion of a flange 8, the bent rod 7 is connected with the flange 8 in a matching manner, so that the ladder 10 can be movably connected with the flange 8, and one end of the bent rod 7 is connected with the ladder 10 by a bolt. The problem that the ladder 10 is damaged at high temperature and the circulation of high-temperature smoke is blocked can be solved by preventing the ladder 10 from being still arranged in the shell when the dust remover works normally. When the ladder 10 is used, the ladder 10 is hooked on the flange plate 8 by using the bent rod 7, so that access of a maintainer is facilitated; when not in use, the ladder 10 is retracted, and the sealing connection of the sealing cover 9 to the flange 8 is not influenced. The bent rod 7 bears main stress points in the use process, and if the bent rod 7 is damaged, the normal use of the ladder 10 can be ensured by disassembling bolts and replacing the bent rod 7.
In the 14 th embodiment of the present invention, based on the above-described embodiment, the ladder 10 is a telescopic ladder 10. Can adapt to different actual production environments and scales of dust removing equipment, and has wide applicability.
In the 15 th embodiment of the present invention, on the basis of the previous embodiment, the ladder 10 is provided with the bent rod 7 at the top, one end of the bent rod 7 is provided with the boss component, the bottom of the flange 8 is provided with the groove 27, and the boss component is matched and connected with the groove 27, as shown in fig. 5. When the ladder 10 with the bent rod 7 is put in, the boss component of the bent rod 7 is clamped into the groove 27 of the flange plate 8, the ladder 10 is further fixed, and the safety accident caused by the fact that the ladder 10 moves or falls off due to external force or accidents in the using process is avoided.
In the 16 th embodiment of the present invention, based on the previous embodiments, the boss assembly includes a telescopic space 28 located inside the curved bar 7, a limit plate 29 in a vertical direction is disposed inside the telescopic space 28, a right side of the limit plate 29 is connected to a right end wall of the telescopic space 28 through a compression spring 30, a connecting rod 31 extending rightward is fixedly connected to a center position of a right end surface of the limit plate 29, a right end of the connecting rod 31 penetrates through the right end wall of the telescopic space 28 and extends rightward, a left end surface of the limit plate 29 is fixedly provided with a projection 32 extending leftward, a left end of the projection 32 penetrates through a left end wall of the telescopic space 28 and extends leftward, when in use, the connecting rod 31 is pulled, the projection 32 is driven to move rightward by the limit plate 29, after the connecting rod 31 is loosened, the limit plate 29 and the projection 32 are reset under the action of the compression spring 30, moving to the left.
In the 17 th embodiment of the present invention, based on the foregoing embodiment, the position of the left end of the protrusion 32 outside the curved bar 7 is matched with the groove 27, the length of the protrusion 32 in the left-right direction is equal to the distance from the limit plate 29 to the right end wall of the telescopic space 28, when the ladder 10 with the curved bar 7 is placed in, the connecting rod 31 drives the protrusion 32 to move rightward through the limit plate 29, so that the protrusion 32 does not prevent the ladder 10 and the curved bar 7 from being clamped on the flange 8, and after the ladder 10 is put down, the compression spring 30 is reset to drive the protrusion 32 to move leftward, so that the protrusion 32 is clamped in the groove 27, and the ladder 10 is further fixed, thereby preventing the ladder 10 from moving or falling off due to external force or accident during use, and causing safety accidents.
In the 18 th embodiment of the present invention, on the basis of the foregoing embodiments, the surface of the projection 32 of the boss assembly is provided with an elastic component, and the elastic component is a rubber layer. When the projection 32 is clamped into the groove 27, the clamping of the boss and the groove 27 is tighter by using the elasticity of the elastic component.
In the 19 th embodiment of the present invention, on the basis of the foregoing embodiment, the dust collector case 1 is provided with the access opening 6, and the access opening 6 is provided on the case wall of the flue gas outlet 4 on the side of the filtering surface 5 and is located on the case side wall.
The invention has the following beneficial effects:
according to the scheme of adding the access hole of the dust removing equipment, when the problems such as ceramic wafer damage, ceramic wafer connection abrasion, dust blockage, rotating shaft motor maintenance and the like can be caused in the dust remover, a maintainer can enter the access hole to maintain the equipment. The improvement mode greatly increases the convenience of maintenance, and plays an important role in prolonging the service life of the equipment and improving the service efficiency of the equipment.
According to the invention, through the mode of adding the portable ladder, maintenance personnel can move more conveniently in the dust removal space, the work of maintaining and replacing the ceramic chip is more efficient, and the use efficiency of the dust removal equipment is improved through the maintenance mode of the equipment.
Claims (10)
1. The utility model provides a cross filter surface dust remover convenient to overhaul, includes the dust remover casing, dust remover casing (1) inside is provided with a dust removal space (2), it has flue gas inlet (3) and exhanst gas outlet (4) to open respectively on dust remover casing (1) at both ends about dust removal space (2), the inside intermediate position department in dust removal space (2) installs one through rotatory subassembly and crosses filter surface (5), the equal bilateral symmetry of upper and lower inner wall department in dust removal space (2) is provided with fixed subassembly, be equipped with on dust remover casing (1) and overhaul mouth (6), overhaul mouth (6) link to each other with sealed lid (9) through ring flange (8).
2. A filter face dust collector as claimed in claim 1, wherein: the rotary set comprises a power motor (11) fixed on the front end face of a dust remover shell (1), the rear end of the power motor (11) is in power connection with a rotary shaft (12), a front end wall of the dust remover shell (1) is provided with a front bearing hole (13) and a rear bearing hole (13) which penetrate through the front end wall and the rear end wall of the dust remover shell, the rear end of the rotary shaft (12) penetrates through the bearing holes (13) and extends into a dust removing space (2), and a shaft body of the rotary shaft (12) located in the dust removing space (2) penetrates through a filtering surface (5).
3. A filter face dust collector as claimed in claim 1, wherein: fixed subassembly is including fixing servo motor (14) at dust remover casing (1) rear end face, the front end power of servo motor (14) is connected with a swinging arms (15), the position department that corresponds with servo motor (14) in the upper and lower end wall of dust removal space (2) all is provided with swing groove (16) with dust removal space (2) intercommunication, swinging arms (15) all run through corresponding swing groove (16) rear end wall and extend forward in swing groove (16), the front end of swinging arms (15) all rotates the front end wall department of connecting at swing groove (16), equal fixedly connected with is dust removal space (2) extended fixed plate (17) earlier on being located the body of rod in swing groove (16) swinging arms (15).
4. A filter face cleaner as claimed in claim 3 wherein: the front end shaft body of rotation axis (12) position in dead eye (13) inside is connected through the inner wall rotation of bearing (18) with dead eye (13), the rear end shaft body of rotation axis (12) position in dead eye (13) inside is connected through the inner wall rotation of a sealing ring (19) with dead eye (13).
5. A filter face cleaner as claimed in claim 4 wherein: the dust remover comprises a dust remover shell (1), and is characterized in that a detachable baffle (20) in the vertical direction is arranged at the position, corresponding to a rotating shaft (12), of the rear end wall of the dust remover shell (1), the height of the baffle (20) is equal to that of the dust remover shell (1), and the upper end and the lower end of the baffle (20) are connected with the dust remover shell (1) through bolts.
6. A filter face cleaner as claimed in claim 5 wherein: the rear end of rotation axis (12) is provided with cylindrical support groove (21) that the opening is backward, the axis of support groove (21) is unanimous with the axis of rotation axis (12), the preceding terminal surface of baffle (20) is provided with a bracing piece (22) with the position department that supports groove (21) and correspond.
7. A filter face dust collector as claimed in claim 1, wherein: the upper end of the filtering surface (5) is in contact with the upper end wall of the dust removing space (2), an ash removing hopper (23) with an upward opening is arranged at the position, corresponding to the filtering surface (5), of the lower end wall of the dust removing space (2), the lower end of the filtering surface (5) is located in the ash removing hopper (23), and a plurality of nozzles (24) are arranged at the edges of the upper end and the lower end of the filtering surface (5).
8. A filter face dust collector as claimed in claim 1, wherein: the connection position of the rotating shaft (12) and the filtering surface (5) is at the central position of the filtering surface (5), and the edge lines of the left side and the right side of the ash removing hopper (23) are outside the circular ring of the rotating path of the filtering surface (5).
9. A filter face cleaner as claimed in claim 8 wherein: the length of the front and back direction of the swing groove (16) is consistent with the length of the dust removing space (2) in the front and back direction, the length of the front and back direction of the fixing plate (17) is consistent with the length of the swing groove (16) in the front and back direction, one end, far away from the swing rod (15), of the fixing plate (17) extends into the dust removing space (2), and a sealing gasket (25) is fixedly arranged at the end part, located in the dust removing space (2), of the fixing plate (17).
10. A filter face cleaner as claimed in claim 9 wherein: elastic sealing belts (26) are arranged at notches on the left side and the right side of the swing groove (16), and the elastic sealing belts (26) are fixedly connected with the fixing plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011374585.5A CN112495083A (en) | 2020-11-30 | 2020-11-30 | Filtering surface dust remover convenient to overhaul |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011374585.5A CN112495083A (en) | 2020-11-30 | 2020-11-30 | Filtering surface dust remover convenient to overhaul |
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| Publication Number | Publication Date |
|---|---|
| CN112495083A true CN112495083A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011374585.5A Pending CN112495083A (en) | 2020-11-30 | 2020-11-30 | Filtering surface dust remover convenient to overhaul |
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| CN (1) | CN112495083A (en) |
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| WO2001010537A1 (en) * | 1999-08-04 | 2001-02-15 | 3M Innovative Properties Company | Moving filter device |
| CN106076015A (en) * | 2016-08-04 | 2016-11-09 | 山东神华山大能源环境有限公司 | A kind of moveable cleaner unit of filtering surface |
| CN107684779A (en) * | 2017-08-31 | 2018-02-13 | 崔高银 | A kind of dust filtering device of gas |
| CN207616881U (en) * | 2017-11-10 | 2018-07-17 | 天津城建道桥工程有限公司 | A kind of easily maintenance concrete mixer |
| CN209155375U (en) * | 2019-06-05 | 2019-07-26 | 吕倩 | A kind of Environmental-protecting dust-removing equipment of building engineering construction |
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2020
- 2020-11-30 CN CN202011374585.5A patent/CN112495083A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001010537A1 (en) * | 1999-08-04 | 2001-02-15 | 3M Innovative Properties Company | Moving filter device |
| CN106076015A (en) * | 2016-08-04 | 2016-11-09 | 山东神华山大能源环境有限公司 | A kind of moveable cleaner unit of filtering surface |
| CN107684779A (en) * | 2017-08-31 | 2018-02-13 | 崔高银 | A kind of dust filtering device of gas |
| CN207616881U (en) * | 2017-11-10 | 2018-07-17 | 天津城建道桥工程有限公司 | A kind of easily maintenance concrete mixer |
| CN209155375U (en) * | 2019-06-05 | 2019-07-26 | 吕倩 | A kind of Environmental-protecting dust-removing equipment of building engineering construction |
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