Portable deodorizing device
Technical Field
The invention relates to the technical field of sludge treatment, in particular to a portable deodorization device.
Background
The sludge is a heterogeneous body consisting of solid-phase microparticles, bacteria, colloid and the like, the sedimentation is slow, the solid-liquid separation is difficult, the treatment cost is high during the sludge treatment, the treatment process difficulty is large, and the serious environmental pollution is easily caused.
At present, in the sludge modification treatment process, more waste gas is generated, and the waste gas needs to be deodorized, so that the air and environmental pollution caused by direct discharge of the waste gas is avoided.
Therefore, a portable deodorization device is provided.
Disclosure of Invention
The invention aims to provide a portable deodorization device, which mainly solves the problems that more waste gas is generated in the sludge modification treatment process, the waste gas needs to be deodorized, and the air and environment pollution caused by direct discharge of the waste gas is avoided.
In order to achieve the purpose, the invention provides the following technical scheme:
a portable deodorization device comprises a tower body, wherein the bottom end and four corners of the tower body are fixedly connected with a support frame, the left end of the tower body is provided with an air inlet at a position close to the lower part, the top end of the tower body is provided with an air outlet, the front end of the tower body is provided with a first-stage groove at the lower part of the air inlet, the first-stage groove is connected with a filtering mechanism in a sliding way, one side of the bottom end of the tower body, which is far away from the air inlet, is fixedly connected with a water pump through a first-stage fixing frame, the water inlet end of the water pump is fixedly connected with a water pipe, the other end of the water pipe penetrates through the bottom end of the tower body and is flush with the lower part of the inner wall of the tower body, the water outlet end of the water pump is fixedly connected with an L-shaped pipe, the other end of the L-shaped pipe penetrates through the right end of the tower body and is fixedly connected with the left end of the inner wall of the tower body, and the branch pipe is positioned above the air inlet, the lower extreme of bleeder is provided with a plurality of atomizer just located the inside of tower body, the inner wall of tower body just is located the top fixedly connected with fixed plate of bleeder, two sets of second grade recesses have evenly been seted up to the upper end of fixed plate, every group the second grade recess sets up side by side, all the cover is equipped with fixed frame in the second grade recess, the lower extreme of fixed frame and the upper end fixed connection of fixed plate, the surface cover of fixed frame is equipped with the filter bag, the surface of filter bag and the inner wall sliding connection of second grade recess, the upper portion fixedly connected with adsorption apparatus who just is located the bleeder of the inner wall of tower body.
When a user needs to use the device, firstly, a water pump is started, the circulating water in the tower body is pumped into the L-shaped pipe by the water pump through the water pipe, the circulating water enters the branch pipe along with the L-shaped pipe, the circulating water is sprayed to the upper end of the filtering mechanism in a mist form through the atomizing nozzle, then the waste gas is introduced into the tower body from the air inlet through the fan, the waste gas and the circulating water can react along with the rising of the waste gas, so that a part of particulate matter impurities and small aerosol in the waste gas can drop into the filtering mechanism along with the circulating water after being humidified and weighted by the circulating water, and a deodorizing agent is added into the circulating water, so that odor components in the dissolved air, such as ammonia and organic matters of a sulfur system, can be adsorbed and dissolved, and the waste gas and the circulating water can react uniformly, and the reaction efficiency is improved; circulating water after reaction is filtered by the filtering mechanism and then flows back to the bottom end of the tower body for continuous recycling, when the circulating water is recycled to a certain concentration, the circulating water is discharged to a sewage treatment system for treatment, and new circulating water is supplemented into the tower body, so that the use cost can be reduced; and waste gas continues to rise after the deodorization reaction, can filter the large granule impurity in the waste gas through filtering the bag along with the rising of waste gas, make large granule impurity drop to the filtering mechanism in with the help of self gravity, then waste gas continues to rise, absorb the back through the harmful substance of adsorption mechanism in to the waste gas, gas emission after will handling through the gas outlet at last is to the atmosphere, make the device have the filtration, the circulation dissolves little aerosol and the circulation dissolves the tertiary deodorization function of chemical foul smell component, thereby reduce the pollution of waste gas to air and environment, improve the treatment effect of waste gas.
Preferably, the filtering mechanism comprises a collecting box, prismatic protrusions, filtering ports, a handle and a disposable filtering bag, the outer surface of the collecting box is in sliding connection with the inner wall of the first-level groove, the bottom end of the collecting box is provided with the prismatic protrusions side by side, the prismatic protrusions are arranged on two sides of the prismatic protrusions in a plurality of mode, the filtering ports are formed in two sides of the prismatic protrusions, the handle is fixedly connected to the front end of the collecting box, and the disposable filtering bag is sleeved on the inner wall of the collecting box.
The filtered large-particle impurities fall into the disposable filter bag by virtue of the gravity of the large-particle impurities, and the impurities on the surface of the disposable filter bag and above the prismatic protrusions can be flushed to the bottom of the disposable filter bag by the reacted circulating water, so that the situation that the filtering port is blocked by excessive accumulated impurities to influence the circulating flow of the circulating water can be prevented; after the device used for a period of time, can pull out the collecting box along one-level recess from the tower body through the handle, then take out old disposable filter bag, install back the normal position with new disposable filter bag again after, insert the collecting box in the tower body along one-level recess, the clearance of being convenient for reduces the operation maintenance volume.
Preferably, the fixing frame comprises a first-stage frame, a second-stage frame, hinged blocks, connecting plates and bolts, one side of the upper end of the first-stage frame, which is close to the fixing plate, is fixedly connected with the upper end of the fixing plate, a plurality of second-stage frames are arranged below the first-stage frame in parallel, two hinged blocks are symmetrically and fixedly connected with the adjacent ends of the first-stage frame and the second-stage frames, two groups of connecting plates are hinged between the two adjacent hinged blocks, two groups of connecting plates are hinged between the two groups of connecting plates, two groups of bolts are symmetrically arranged above the first-stage frame, the two groups of bolts and the hinged blocks are staggered, the bottom end of each bolt sequentially penetrates through the upper ends of the first-stage frame and the second-stage frame, the bottom end of each bolt is movably connected with the upper end of the second-stage frame which is positioned at the lowest part, a clamping groove is formed in the upper end of the first-stage frame, which is close to one side of each bolt, and clamping blocks are fixedly connected with the outer surfaces of the bolts, the clamping block is matched with the clamping groove.
When a user needs to replace the filter bag, firstly, the bolt is rotated to align the clamping block with an insertion hole of the clamping groove, then the bolt is pulled out from the fixing frame, then the second-stage frame positioned at the lowest part is pushed upwards to enable the connecting plate to rotate towards one side inside the fixing frame, so that the second-stage frame can be folded, then the folded fixing frame and the filter bag are pulled out from the fixing plate together, then the old filter bag is taken down from the fixing frame, then a new filter bag is installed on the fixing frame, the replaced fixing frame is inserted into the fixing plate along the second-stage groove, then, the bolt is inserted into the fixing frame, then the connecting plate is rotated towards one side of the outer fixing frame along a hinge point by the downward extrusion force of the bolt, after the clamping block is aligned with the insertion hole of the clamping groove, the clamping block is inserted into the clamping groove, and then the bolt is rotated to ensure that the clamping block is not aligned with the insertion hole of the clamping groove, thereby can wholly fix fixed frame, will cross the filter bag and tighten to can adjust the height of fixed frame, be convenient for install and change, save installation space, reduction in production cost.
Preferably, adsorption apparatus constructs including second grade mount, fine sand layer and activated carbon layer, the surface of second grade mount and the inner wall fixed connection of tower body, the fine sand layer of inner wall below fixedly connected with of second grade mount, the inner wall of second grade mount and the top fixedly connected with activated carbon layer that is located the fine sand layer.
Waste gas is through the deodorization reaction after, along with gaseous continuation rising, can further filter the tiny granule in the waste gas through the fine sand layer, then harmful substance in the rethread active carbon layer is to the waste gas absorbs to can prolong the life of active carbon, improve the treatment effect of waste gas.
Preferably, the front end of the tower body and the front part of the fixed frame are hinged with an opening and closing door; the inner parts are convenient to replace by arranging the opening and closing door.
Preferably, the hinged end is kept away from to the shutter one side and is rotated and be connected with the picture peg, the front end of tower body just is located the right side fixedly connected with U type frame of shutter, U type frame and picture peg looks adaptation.
When a user needs to open the opening and closing door, the inserting plate can be rotated anticlockwise, and after the inserting plate is disengaged from the U-shaped frame, the inserting plate is pulled forwards, so that the opening and closing door can be opened; when a user needs to close the opening and closing door, the inserting plate is pushed backwards, and after the opening and closing door is closed, the inserting plate is inserted back into the U-shaped frame to be fixed, so that the use is convenient.
Preferably, the bottom end of the inner wall of the tower body is provided with a water outlet, and the inner wall of the tower body is positioned below the first-stage groove and is provided with a water inlet.
When the circulating water in the tower body circulates to a certain concentration, the circulating water is discharged to a sewage treatment system through the water outlet for treatment, and after the circulating water in the tower body is discharged, new circulating water is supplemented into the tower body through the water inlet, so that the use cost of the circulating water can be saved.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the filter bag is arranged, so that large-particle impurities in the waste gas can be filtered; by arranging the atomizing nozzle, a part of fine particle impurities and small aerosol in the waste gas can drop into the collection box along with the circulating water after the humidification and weight increment of the circulating water, and a deodorizing agent is added into the circulating water, so that odor components in the dissolved air, such as ammonia and organic matters of sulfur systems, can be adsorbed, the waste gas and the circulating water can uniformly react, and the reaction efficiency is improved; by arranging the fine sand layer, fine particles in the waste gas can be further filtered, so that the service life of the activated carbon can be prolonged; through setting up the activated carbon layer, can absorb the harmful substance in the waste gas, improve the treatment effect of waste gas, reduce the pollution of waste gas to air and environment.
2. According to the invention, the fixing frame is arranged to fix the filter bag; by arranging the primary fixing frame, the secondary fixing frame, the hinge block, the connecting plate and the bolt, the fixing frame can be folded, the height of the fixing frame can be adjusted, the fixing frame is convenient to install and replace, the installation space is saved, and the production cost is reduced; through setting up fixture block and draw-in groove, be convenient for fix after the fixed frame is tensile fixed.
3. In the invention, the filtering mechanism is arranged, so that the circulating water after reaction can be filtered, and the filtered circulating water flows back to the bottom end of the tower body to be recycled, thereby reducing the use cost; through setting up the prism arch, can wash the bottom of abandoning the formula filter bag through the circulating water after the reaction with the abandoning filter bag surface and the impurity that is located the protruding top of prism, prevent that impurity from piling up too much and blockking up the filtration mouth, influence the circulation flow of circulating water.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1 according to the present invention;
figure 4 is a schematic structural view of the frame of the invention in a stretched condition;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4 according to the present invention;
figure 6 is a schematic structural view of the fixed frame of the invention in folded condition;
FIG. 7 is a schematic cross-sectional view of the latch of the present invention engaged with a secondary frame.
In the figure: the device comprises a tower body 1, a support frame 2, an air inlet 3, an air outlet 4, a primary groove 5, a filtering mechanism 6, a collecting box 61, a prismatic protrusion 62, a filtering opening 63, a handle 64, a disposable filtering bag 65, a fixing plate 7, a secondary groove 71, a fixing frame 8, a primary frame 81, a clamping groove 811, a secondary frame 82, a hinge block 83, a connecting plate 84, a bolt 85, a clamping block 851, a filtering bag 9, an adsorption mechanism 10, a secondary fixing frame 101, a fine sand layer 102, an activated carbon layer 103, a primary fixing frame 11, a water pump 12, an L-shaped pipe 13, a branch pipe 14, an atomizing nozzle 15, an opening and closing door 16, an inserting plate 17, a U-shaped frame 18, a water outlet 19 and a water inlet 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution:
a portable deodorization device comprises a tower body 1, wherein the bottom end of the tower body 1 is fixedly connected with support frames 2 at four corners, an air inlet 3 is arranged at the left end of the tower body 1 and close to the lower position, an air outlet 4 is arranged at the top end of the tower body 1, a first-stage groove 5 is arranged at the front end of the tower body 1 and below the air inlet 3, a filtering mechanism 6 is slidably connected in the first-stage groove 5, a water pump 12 is fixedly connected at the bottom end of the tower body 1 and far away from the air inlet 3 through a first-stage fixing frame 11, a water pipe is fixedly connected at the water inlet end of the water pump 12, the other end of the water pipe penetrates through the bottom end of the tower body 1 and is flush with the lower part of the inner wall of the tower body 1, an L-shaped pipe 13 is fixedly connected at the water outlet end of the water pump 12, a branch pipe 14 is fixedly connected at the other end of the L-shaped pipe 13, the other end of the branch pipe 14 penetrates through the right end of the tower body 1 and is fixedly connected with the left end of the inner wall of the tower body 1, and bleeder 14 is located the top of air inlet 3, bleeder 14's lower extreme and the inside that is located tower body 1 are provided with a plurality of atomizer 15, the inner wall of tower body 1 and the top fixedly connected with fixed plate 7 that is located bleeder 14, two sets of second grade recesses 71 have evenly been seted up to the upper end of fixed plate 7, every second grade recess 71 of group sets up side by side, all the cover is equipped with fixed frame 8 in the second grade recess 71, the lower extreme of fixed frame 8 and the upper end fixed connection of fixed plate 7, the outer surface cover of fixed frame 8 is equipped with and crosses filter bag 9, cross the outer surface of filter bag 9 and the inner wall sliding connection of second grade recess 71, the inner wall of tower body 1 just is located bleeder 14's top fixedly connected with adsorption apparatus 10.
When a user needs to use the device, firstly, the water pump 12 is started, the circulating water in the tower body 1 is pumped into the L-shaped pipe 13 by the water pump 12 through the water pipe, so that the circulating water enters the branch pipe 14 along with the L-shaped pipe 13, then the circulating water is sprayed at the upper end of the filtering mechanism 6 in a mist form through the atomizing nozzle 15, then the waste gas is introduced into the tower body 1 from the air inlet 3 through the fan, the waste gas and the circulating water can react along with the rising of the waste gas, so that a part of particulate matter impurities and small aerosol in the waste gas can fall into the filtering mechanism 6 along with the circulating water after humidification and weight increment of the circulating water, and a deodorizing agent is added into the circulating water, so that odor components in dissolved air, such as ammonia and organic matters of sulfur systems, can be adsorbed and dissolved, the waste gas and the circulating water can uniformly react, and the reaction efficiency is improved; circulating water after reaction is filtered by the filtering mechanism 6 and then flows back to the bottom end of the tower body 1 for continuous recycling, when the circulating water is recycled to a certain concentration, the circulating water is discharged to a sewage treatment system for treatment, and new circulating water is supplemented into the tower body 1, so that the use cost can be reduced; and waste gas continues to rise after the deodorization reaction, can filter the large granule impurity in the waste gas through crossing filter bag 9 along with the rising of waste gas, make large granule impurity drop to filtering mechanism 6 in with the help of self gravity, then waste gas continues to rise, absorb the back through adsorption mechanism 10 to the harmful substance in the waste gas, the gas after will handling through gas outlet 4 at last discharges in the atmosphere, make the device have and filter, the circulation dissolves little aerosol and the circulation dissolves the tertiary deodorization function of chemical foul smell component, thereby reduce the pollution of waste gas to air and environment, improve the treatment effect of waste gas.
As an implementation mode of the invention, the filtering mechanism 6 comprises a collecting box 61, prismatic protrusions 62, filtering ports 63, a handle 64 and a disposable filter bag 65, the outer surface of the collecting box 61 is connected with the inner wall of the primary groove 5 in a sliding manner, the bottom end of the collecting box 61 is provided with a plurality of prismatic protrusions 62 side by side, both sides of the plurality of prismatic protrusions 62 are provided with a plurality of filtering ports 63, the front end of the collecting box 61 is fixedly connected with the handle 64, and the inner wall of the collecting box 61 is sleeved with the disposable filter bag 65.
The filtered large-particle impurities fall into the disposable filter bag 65 by virtue of the gravity of the large-particle impurities, and the impurities on the surface of the disposable filter bag 65 and above the prismatic protrusions 62 can be washed to the bottom of the disposable filter bag 65 through the reacted circulating water, so that the filtering port 63 can be prevented from being blocked due to excessive accumulation of the impurities, and the circulating flow of the circulating water is influenced; after the device uses a period of time, can pull out collecting box 61 from tower body 1 along one-level recess 5 through handle 64, then take out old disposable filter bag 65, install back the normal position with new disposable filter bag 65 again after, insert collecting box 61 in tower body 1 along one-level recess 5, be convenient for clear up, reduce the operation maintenance volume.
As an embodiment of the invention, the fixing frame 8 comprises a first-stage frame 81, a second-stage frame 82, hinged blocks 83, connecting plates 84 and bolts 85, one side of the upper end of the first-stage frame 81, which is close to the fixing plate 7, is fixedly connected with the upper end of the fixing plate 7, a plurality of second-stage frames 82 are arranged below the first-stage frame 81 in parallel, two hinged blocks 83 are symmetrically and fixedly connected with one ends of the first-stage frame 81, which are adjacent to the second-stage frames 82, two groups of connecting plates 84 are hinged between the two adjacent hinged blocks 83, two groups of bolts 85 are symmetrically arranged above the first-stage frame 81, the two groups of bolts 85 are staggered with the hinged blocks 83, the bottom ends of the bolts 85 sequentially penetrate through the upper ends of the first-stage frame 81 and the second-stage frames 82, the bottom ends of the bolts 85 are movably connected with the upper ends of the second-stage frames 82 which are positioned at the lowest, one side of the upper end of the first-stage frame 81, which is close to the bolts 85, is provided with a clamping groove 811, a fixture block 851 is fixedly connected to the outer surface of the plug pin 85, and the fixture block 851 is matched with the fixture groove 811.
When a user needs to replace the filter bag 9, firstly, the bolt 85 is rotated to align the fixture block 851 with the insertion hole of the clamping groove 811, then the bolt 85 is pulled out of the fixing frame 8, then the second-stage frame 82 positioned at the lowest part is pushed upwards to rotate the connecting plate 84 towards one side inside the fixing frame 8, so that the second-stage frame 82 can be folded, then the folded fixing frame 8 and the filter bag 9 are pulled out from the fixing plate 7 together, then the old filter bag 9 is taken off from the fixing frame 8, then a new filter bag 9 is installed on the fixing frame 8, then the fixing frame 8 after replacement is inserted into the fixing plate 7 along the second-stage groove 71, then the bolt 85 is inserted into the fixing frame 8, then the connecting plate 84 is rotated towards one side outside the fixing frame 8 along the hinge point by the downward extrusion force of the bolt 85, and after the fixture block 851 is aligned with the insertion hole of the clamping groove 811, insert fixture block 851 into draw-in groove 811, then rotatory bolt 85 makes fixture block 851 and draw-in groove 811's inserted hole unaligned to can fix fixed frame 8 is whole, will cross filter bag 9 and tighten, thereby can adjust fixed frame 8's height, the installation of being convenient for is changed, saves installation space, reduction in production cost.
As an embodiment of the present invention, the adsorption mechanism 10 includes a secondary fixing frame 101, a fine sand layer 102, and an activated carbon layer 103, an outer surface of the secondary fixing frame 101 is fixedly connected to an inner wall of the tower body 1, the fine sand layer 102 is fixedly connected to a lower portion of the inner wall of the secondary fixing frame 101, and the activated carbon layer 103 is fixedly connected to an inner wall of the secondary fixing frame 101 and located above the fine sand layer 102.
After the waste gas is subjected to deodorization reaction, along with the continuous rising of gas, fine particles in the waste gas can be further filtered through the fine sand layer 102, and then harmful substances in the waste gas are absorbed through the activated carbon layer 103, so that the service life of the activated carbon can be prolonged, and the treatment effect of the waste gas is improved.
As an embodiment of the invention, an opening and closing door 16 is hinged at the front end of the tower body 1 and in front of the fixed frame 8; the inner parts can be replaced conveniently by arranging the opening and closing door 16.
As an embodiment of the invention, an inserting plate 17 is rotatably connected to one side of the opening and closing door 16 far away from the hinged end, a U-shaped frame 18 is fixedly connected to the front end of the tower body 1 and positioned at the right side of the opening and closing door 16, and the U-shaped frame 18 is matched with the inserting plate 17.
When a user needs to open the opening and closing door 16, the inserting plate 17 can be rotated anticlockwise, and after the inserting plate 17 is disengaged from the U-shaped frame 18, the inserting plate 17 is pulled forwards, so that the opening and closing door 16 can be opened; when a user needs to close the opening and closing door 16, the inserting plate 17 is pushed backwards, and after the opening and closing door 16 is closed, the inserting plate 17 is inserted back into the U-shaped frame 18 to be fixed, so that the use is convenient.
As an embodiment of the present invention, the bottom end of the inner wall of the tower body 1 is provided with a water outlet 19, and the inner wall of the tower body 1 below the primary groove 5 is provided with a water inlet 20.
When the circulating water in the tower body 1 circulates to a certain concentration, the circulating water is discharged to a sewage treatment system through the water outlet 19 for treatment, and after the circulating water in the tower body 1 is discharged, new circulating water is supplemented into the tower body 1 through the water inlet 20, so that the use cost of the circulating water can be saved.
The working principle is as follows: when a user needs to use the device, firstly, the water pump 12 is started, the circulating water in the tower body 1 is pumped into the L-shaped pipe 13 by the water pump 12 through the water pipe, so that the circulating water enters the branch pipe 14 along with the L-shaped pipe 13, then the circulating water is sprayed at the upper end of the collecting box 61 in a mist form through the atomizing nozzle 15, then the waste gas is introduced into the tower body 1 from the air inlet 3 through the fan, the waste gas and the circulating water can react along with the rising of the waste gas, so that a part of particulate matter impurities and small aerosol in the waste gas can fall into the filtering mechanism 6 along with the circulating water after being humidified and weighted by the circulating water, and moreover, a deodorizing agent is added into the circulating water, so that odor components in the air, such as ammonia and organic matters of sulfur systems, can be adsorbed and dissolved, the waste gas and the circulating water can react uniformly, and the reaction efficiency is improved;
the reacted circulating water flows back into the collecting box 61 for filtering, and meanwhile, impurities falling onto the surface of the prismatic protrusion 62 can be washed to the bottom of the collecting box 61 through the reacted circulating water, so that the filtering port 63 is prevented from being blocked due to excessive accumulation of the impurities, and the filtering effect is prevented from being influenced; the filtered circulating water flows back to the bottom end of the tower body 1 to be recycled, when the circulating water in the tower body 1 circulates to a certain concentration, the circulating water is discharged to a sewage treatment system through a water outlet 19 to be treated, and after the circulating water in the tower body 1 is discharged, new circulating water is supplemented into the tower body 1 through a water inlet 20, so that the use cost of the circulating water can be saved; the exhaust gas continuously rises after undergoing deodorization reaction, and large particle impurities in the exhaust gas can be filtered through the disposable filter bag 9 along with the rising of the exhaust gas, so that the large particle impurities fall into the collection box 61 by virtue of self gravity; the filtered waste gas continuously rises, fine particles in the waste gas can be further filtered through the fine sand layer 102, and then harmful substances in the waste gas are absorbed through the activated carbon layer 103, so that the service life of the activated carbon layer 103 can be prolonged, and the treatment effect of the waste gas is improved; finally, the treated gas is discharged into the atmosphere through the gas outlet 4, so that the pollution of waste gas to the air and the environment can be reduced;
after the device is used for a period of time, the collecting box 61 can be pulled out of the tower body 1 along the primary groove 5 through the handle 64, then the old disposable filter bag 65 is taken out, and after the new disposable filter bag 65 is installed back to the original position, the collecting box 61 is inserted into the tower body 1 along the primary groove 5, so that the cleaning is convenient, and the operation and maintenance amount is reduced;
when the filter bag 9 needs to be replaced, the inserting plate 17 can be rotated counterclockwise, after the inserting plate 17 is disengaged from the U-shaped frame 18, the inserting plate 17 is pulled forward, so that the opening and closing door 16 can be opened, then the bolt 85 is rotated, so that the block 851 is aligned with the insertion hole of the clamping groove 811, the bolt 85 is pulled out from the fixing frame 8, then the second-stage frame 82 positioned at the lowest part is pushed upward, so that the connecting plate 84 rotates towards one side inside the fixing frame 8, so that the second-stage frame 82 can be folded, then the folded fixing frame 8 and the filter bag 9 are pulled out from the fixing plate 7 together, then the old filter bag 9 is taken down from the fixing frame 8, then a new filter bag 9 is installed on the fixing frame 8, the replaced fixing frame 8 is inserted into the fixing plate 7 along the second-stage groove 71, then the bolt 85 is inserted into the fixing frame 8, then make connecting plate 84 rotate along the pin joint towards the outside one side of fixed frame 8 through the decurrent extrusion force of bolt 85, wait to after fixture block 851 aligns with the inserted hole of draw-in groove 811, insert fixture block 851 in draw-in groove 811, then rotatory bolt 85 makes fixture block 851 unalignment with the inserted hole of draw-in groove 811, thereby can fix fixed frame 8 is whole, to cross filter bag 9 and tighten, after crossing filter bag 9 and changing the completion, push back picture peg 17, wait to open and shut door 16 and close the back, it can be fixed in U type frame 18 to insert picture peg 17 again, thereby can adjust fixed frame 8's height, be convenient for install and change, save installation space, and the production cost is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.