CN204529628U - Bottom drying type mud drying device - Google Patents
Bottom drying type mud drying device Download PDFInfo
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- CN204529628U CN204529628U CN201520008547.6U CN201520008547U CN204529628U CN 204529628 U CN204529628 U CN 204529628U CN 201520008547 U CN201520008547 U CN 201520008547U CN 204529628 U CN204529628 U CN 204529628U
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Abstract
The utility model proposes a kind of bottom drying type mud drying device, mud drying device comprises housing, and the space in housing forms the kiln in order to dewatered sludge.Be arranged on the mud turning device in kiln, mud turning device comprise rotation axis and fixing on the rotating shaft stir assembly.Be arranged on the opening for feed for mud to be dried on the top of kiln and the venting port for discharging the dry gas after sludge-drying, and be arranged on the discharge port for dried mud on the circumferential wall of kiln.Be formed in the connected entrance on the base plate of housing, pass therethrough to allow dry gas and enter kiln.Be arranged on the bridge above connected entrance, between bridge and base plate, form side opening, and the bracing or strutting arrangement of support housing, bracing or strutting arrangement makes base plate leave ground certain distance, to have certain space between housing and base plate.
Description
Technical field
The utility model relates to sludge drying field, relates generally to a kind of mud drying device, in particular to a kind of bottom drying type mud drying device of monomeric form.
Background technology
In modern city, the process of sewage is absolutely necessary, and can produce a large amount of mud along with the process of sewage.At present, sewage work generally adopts method that is concentrated and dehydration to carry out process in early stage to mud, the water ratio of mud is reduced to 60-80% from more than 90%, can carry out landfill, solidification or drying and other treatment afterwards to processed mud.The problem that landfill is easy to make sludge fermentation and secondary pollution environment occurs, and the energy that existing solidification or drying equipment lump by force, easily in process viscosity, the process need consumption of difficult broken mud is a large amount of, therefore, be difficult to reduce costs and raise the efficiency.
Chinese invention patent (CN101186422A) proposes a kind of enclosed multi-chamber fluidized bed drying method for sludge.The fluidized-bed adopted in this method not only expends the energy and efficiency is very low, is difficult to realize continuously and large-scale sludge drying process.
To be submitted to by the applicant and the Chinese utility model patent of authorizing (CN201000261Y) proposes a kind of mud low-temperature drier.Although this drying installation can realize a certain amount of drying sludge, expend time in length, therefore both consumed the object that the energy does not reach the raising mummification efficiency of expection yet.
Chinese utility model patent (CN203319838U) proposes a kind of sludge solidification processing agitator.Although this stirrer can reduce the water ratio of mud, need to blending solidifying agent in mud, not only increase the amount of mud, and cause the mud after solidifying to be utilized again.
The application for a patent for invention (attorney docket CPME1443360N) submitted on the same day with the application proposes a kind of mud drying device of bottom ventilation.This mud drying device carries out drying through the connected entrance that is formed on the base plate of housing to mud wherein by making dry gas.But this device also exists dry gas and is difficult to enter connected entrance swimmingly and the defect of passing mud, thus makes the drying process of mud still slow.For above-mentioned defect, applicant proposes a kind of desiccation apparatus of bottom drying type of improvement, to improve the mummification efficiency of mud.
Summary of the invention
In order to overcome the defect existed in prior art, the utility model proposes a kind of bottom drying type mud drying device of monomeric form.In mud drying device of the present utility model, while the turning device in kiln stirs mud, its stir blade on assembly or ratchet rotated around rotation axis is implemented to shear to mud and broken, improve mud and dry gas contact frequency, thus solve the uneven problem of inside and outside portion degree of drying that mud occurs in drying process.
In mud drying device of the present utility model, by the connected entrance that formed on the base plate of kiln and arrange bridge above connected entrance, thus form side opening between bridge and base plate.Dry gas enters in kiln by the crooked route from connected entrance to side opening by outside, to carry out drying from bottom to mud.Along with turning device is to shearing, the fragmentation of mud with stir, mud granule degree constantly changes, and the sponginess of mud and mobility are strengthened, thus is conducive to accelerating dry gas to the drying of mud.
In mud drying device of the present utility model, by stirring the front end compared with long blade or ratchet on assembly or being fixed on the mud near side opening that the front end scraped of the scraped parts on blade or ratchet or part strike off bridge at turning device, the crooked route that dry gas can be moved smoothly through from connected entrance to side opening enters in kiln.
In mud drying device of the present utility model, by gas distributing device, air-blast device, blower unit or/and the configuration of heating unit, not only can improve the speed that dry gas flows into kiln, and accelerate the velocity of flow that dry gas enters kiln, facilitate the contact of dry gas and mud, improve drying efficiency.
In mud drying device of the present utility model, by arranging two turning devices be arranged side by side in kiln, particularly, two turning devices stir the interlaced layout of assembly, not only increase the contact frequency of dry gas and mud, improve the drying efficiency of mud drying device, but also make mud drying device total compacter.
The utility model desiccation apparatus is monomeric form substantially, and it has, and mummification efficiency is high, energy consumption is low, floor space is little and adaptable feature, is applicable to the needs of existing market completely.Because in Cities with Great Population, the setting of sewage work comparatively disperses, therefore, the mud drying device that this small-sized monomeric form is set very is applicable to when not needing the equipment changed on a large scale in sewage work.
Bottom of the present utility model drying type mud drying device utilizes the assembly that stirs of the turning device arranged in kiln constantly to stir mud, and mud is sheared and fragmentation continuously, thus high, the easy caking of the viscosity solving mud, a difficult broken difficult problem, mud can be contacted fully with the dry gas entered in kiln, improve the mummification efficiency of mud.By stirring assembly constantly stirring mud, shear and fragmentation, mud near the side opening that lateral edges simultaneously by being arranged on the front end stirring blade on assembly or ratchet or the front end being arranged on the scraped parts on blade or ratchet strikes off or part strikes off bridge, and the compound action of the air inlet of the crooked route from connected entrance to bridge in the bottom of kiln, not only can reduce mud by crooked route from kiln internal leakage, and accelerate dry gas and enter velocity of flow in kiln, thus the chance that increase dry gas fully contacts with mud, the drying efficiency of mud is greatly improved.
The utility model provides a kind of bottom drying type mud drying device, and described mud drying device comprises housing, and wherein, the space in described housing forms the kiln in order to dewatered sludge; Be arranged at least one the mud turning device in described kiln, wherein, at least one mud turning device described comprises rotation axis and at least one being fixed on described rotation axis stirs assembly; Be arranged on the opening for feed for mud to be dried on the top of described kiln and the venting port for discharging the dry gas after sludge-drying, and be arranged on the discharge port for dried mud on the circumferential wall of described kiln; Be formed at least one connected entrance on the base plate of described housing, pass therethrough to allow dry gas and enter described kiln; Be arranged on the bridge above at least one connected entrance described, wherein, at least one side opening is formed between described bridge and described base plate, and support the bracing or strutting arrangement of described housing, described bracing or strutting arrangement makes described base plate leave ground certain distance, to have certain space between described housing and base plate.
According to such scheme, described base plate comprises flat board, the curved slab that has the plate of flat upper surface and twisted plate, have recessed upper surface.
According to each scheme above-mentioned, described bridge comprises arched member and plate.
According to each scheme above-mentioned, at least one mud turning device described described at least one stir assembly and can stir, shear and mud in the described kiln of fragmentation and the top of mud near at least one side opening with bridge described in scraped.
According to each scheme above-mentioned, at least one mud turning device described described at least one stir assembly and there is at least one blade or ratchet of extending radially outwardly from described rotation axis, for stirring, shearing and broken mud.
According to each scheme above-mentioned, described at least one to stir assembly corresponding with described bridge, and the lateral edges scraped of the front end of at least one blade described or ratchet or part strike off described bridge at least one side opening described near mud.
According to each scheme above-mentioned, described at least one to stir assembly corresponding with described bridge, and be arranged on the mud near at least one side opening described that the lateral edges scraped of the front end of the scraped parts at least one blade described or ratchet or part strike off described bridge.
According to each scheme above-mentioned, at least one connected entrance described comprises multiple connected entrance, wherein, described multiple connected entrance is arranged at certain intervals on the longitudinal direction of described housing, and the length direction of each connected entrance intersects with the longitudinal direction of described housing or vertical, and described bridge strides across described connected entrance at the length direction of connected entrance.
According to each scheme above-mentioned, described at least one stir assembly and comprise and multiplely stir assembly, wherein, described multiple assembly that stirs is arranged at certain intervals on described rotation axis, and each to stir assembly corresponding with in described multiple bridge, so as described in stir at least one blade of assembly or the front end of ratchet the side opening that lateral edges can strike off or part strikes off described corresponding bridge near mud.
According to each scheme above-mentioned, described at least one stir assembly and comprise and multiplely stir assembly, wherein, described multiple assembly that stirs is arranged at certain intervals on described rotation axis, and each to stir assembly corresponding with in described multiple bridge, so that the mud near the side opening that the lateral edges of the front end of the scraped parts that the blade stirring assembly described or ratchet are installed can strike off or part strikes off described corresponding bridge.
According to each scheme above-mentioned, at least one multiple assembly that stirs described comprises and multiplely stirs assembly, wherein, described some stirring in assembly multiple are stirred assembly and are had longer blade or ratchet, and other stir assembly and have shorter blade or ratchet, and at least one connected entrance described comprises multiple connected entrance, and bridge is provided with above each connected entrance, wherein, the assembly that stirs with longer blade or ratchet is alternately arranged on described rotation axis with the assembly that stirs with shorter blade or ratchet, and have that to stir assembly described in longer blade or ratchet corresponding with described multiple bridge respectively, so that the mud near the side opening that the lateral edges of the front end of described longer blade or ratchet can strike off or part strikes off described bridge.
According to each scheme above-mentioned, at least one mud turning device described comprises two mud turning devices that the longitudinal direction along described housing is arranged side by side, wherein, each turning device has rotation axis and is fixed on described rotation axis and multiplely stirs assembly, and at least one connected entrance described comprises multiple connected entrance, and bridge is provided with above each connected entrance, wherein, it is corresponding with described multiple bridge respectively that each turning device described multiple stir assembly, so that described multiple stir assembly each described in stir the front end of one or more blade on assembly or ratchet lateral edges can to strike off or part strikes off the mud of the side opening of corresponding bridge.
According to each scheme above-mentioned, one of them turning device in described two mud turning devices described multiple stir assembly and the described multiple of another turning device stir assembly staggered arrangement, wherein, described multiple of stirring in assembly of one of them turning device described stir assembly close to the described rotation axis of another turning device described and stir adjacent two of assembly it described multiple and stir between assembly.
According to each scheme above-mentioned, described multiple stir assembly each described in stir on one or more blade of assembly or ratchet scraped parts can be installed, so that the mud near the side opening that the lateral edges of the front end of described scraped parts can strike off or part strikes off corresponding bridge.
According to each scheme above-mentioned, at least one mud turning device described comprises two mud turning devices that the longitudinal direction along described housing is arranged side by side, wherein, each turning device has rotation axis and is fixed on described rotation axis and multiplely stirs assembly, and at least one connected entrance described comprises multiple connected entrance, and bridge is provided with above each connected entrance, wherein, each turning device described multiple stir in assembly have one or more compared with long blade or ratchet to stir assembly corresponding with described multiple bridge respectively, so that the mud near the side opening that the lateral edges of described one or more front end compared with long blade or ratchet can strike off or part strikes off corresponding bridge.
According to each scheme above-mentioned, each turning device of described two mud turning devices described multiple stir having in assembly and alternately arrange on described rotation axis compared with the assembly that stirs of short blade or ratchet with having compared with the assembly that stirs of long blade or ratchet, and adjacent two of described multiple a pair of stirring in assembly of one of them turning device stir assembly close to the described rotation axis of another turning device described and be positioned at it described multiplely stir adjacent two of a pair of assembly and stir assembly staggering layout.
According to each scheme above-mentioned, it also comprises air-blast device, and wherein, described air-blast device is communicated with described kiln through the crooked route from connected entrance to side opening.
According to each scheme above-mentioned, it also comprises gas distributing device, and wherein, gas distributing device comprises for the inlet mouth of dry gas and at least one pneumatic outlet.
According to each scheme above-mentioned, it also comprises air-blast device, wherein, described air-blast device is communicated with the described inlet mouth of gas distributing device, and described gas distributing device is communicated with described kiln with at least one connected entrance described through at least one pneumatic outlet described.
According to each scheme above-mentioned, described gas distributing device is arranged in the described space between described housing and ground.
According to each scheme above-mentioned, at least one pneumatic outlet described of gas distributing device comprises multiple pneumatic outlet, and at least one connected entrance described comprises multiple connected entrance, wherein, the quantity of described multiple pneumatic outlet or shape can with the quantity of described multiple connected entrance or shape identical or different.
According to each scheme above-mentioned, it also comprises blower unit, and wherein, described blower unit is communicated with described kiln through described venting port.
According to each scheme above-mentioned, it also comprises heating unit, and wherein, described heating unit is arranged on upstream, the downstream of described air-blast device or is integrally formed with it.
Accompanying drawing explanation
The structure of preferred embodiment of the present utility model, advantage and technique effect is described in detail below in conjunction with accompanying drawing and specific embodiment, wherein:
Fig. 1 is the partial lengthwise sectional view of bottom of the present utility model drying type mud drying device;
Fig. 2 is the transverse sectional view of the mud drying device in Fig. 1;
Fig. 3 is the schematic perspective view of the base plate of the housing that can be used in the mud drying device of Fig. 1;
Fig. 4 is connected entrance on a part of base plate of housing and the schematic perspective view being positioned at the bridge above connected entrance;
Fig. 5 is the sectional perspective schematic diagram arranging turning device in the kiln of housing;
Fig. 6 be the blade stirring assembly that in Fig. 1, A irises out or ratchet be in base plate connected entrance above bridge side opening near part sectioned view;
Fig. 7 is the schematic perspective view of turning device;
Fig. 8 be gas distributing device schematic perspective view;
Fig. 9 is the transverse sectional view of another embodiment of bottom of the present utility model drying type mud drying device;
Figure 10 is the schematic perspective view of a part for the housing that can be used in the mud drying device of Fig. 9;
Figure 11 is the schematic perspective view of connected entrance on a part of base plate of housing and another embodiment being positioned at the bridge above connected entrance;
Figure 12 is the sectional perspective schematic diagram of another embodiment arranging turning device in the kiln of housing; And
Figure 13 is the part sectioned view of another embodiment near the side opening of the bridge stirred above connected entrance that the blade of assembly or ratchet be in base plate.
Embodiment
Fig. 1 and 2 represents a preferred embodiment of bottom of the present utility model drying type mud drying device, wherein, respectively so that longitudinally local and the horizontal mode cut open represent its internal structure.Bottom drying type mud drying device 1 comprises housing, turning device 7 and bracing or strutting arrangement 11 generally.Housing comprises body 2, be arranged on upper cover (or lid) 3 on body 2 and base plate 4, and wherein body 2, upper cover 3 form the kiln 6 with certain internal space together with base plate 4.Turning device 7 is arranged in kiln 6, for shearing, broken and stir the mud be deposited on base plate 4.Mud drying device 1 is raised away from ground or the certain distance h of floor B by bracing or strutting arrangement 11.
As shown in the figure, the upper cover 3 of housing is respectively equipped with for introducing to be dried or wanting the opening for feed 8 of dry mud and the venting port 10 for the tail gas after discharging sludge-drying or dry gas, and away from the body 2 near the base plate 4 of opening for feed 8, namely the end wall of kiln is provided with the discharge port 9 for dry mud.In a further embodiment, can as required by be arranged on for the opening for feed 8 of kiln 6 or venting port 10 body 2 and upper cover 3 one of them on optional position, the also optional position of the i.e. upper part of kiln 6.Equally, what discharge port 9 can be arranged on body 2 comprises the circumferential wall of sidewall and end wall or the optional position of base plate, i.e. the circumferential wall of kiln 6 and the optional position of base plate.Base plate 4 is formed at least one connected entrance or through hole 5, and to allow air in air or dry gas below mud drying device 1, namely the bottom of kiln 6 or the base plate 4 of housing enter into kiln 6.
As shown in the figure, the bracing or strutting arrangement 11 for support housing is forms of support, and wherein, two supports lay respectively at the two ends of housing and the position be in below base plate 4.In addition, bracing or strutting arrangement also can adopt other supporting way or structure, such as the form such as back up pad, pillar.This configuration causes occurring certain space between the base plate 4 of housing and ground B, makes air in air not only can unrestricted flow in space, and allows air to be flow in kiln 6 by the connected entrance 5 on base plate 4.The support illustrated can make air enter the space between base plate 4 and ground B from four direction, thus is conducive to air at the flowing underneath of housing and entered in kiln 6 by connected entrance 5.The shape of kiln is rectangular, but also can be square, Polygons, ellipse or other shape.But housing can be formed by multiple parts or constructed in various ways.As shown in the figure, the body 2 of mud drying device 1 and base plate 4 are independent parts respectively, and can by known mode of connection as welding, bolt, riveted joint etc. fit together.In addition, body 2 can with upper cover 3 or base plate 4 integrally formed.
Fig. 3 shows a preferred embodiment of the base plate of housing, wherein, is formed with multiple rectangle connected entrance 5 arranged spaced apart and above connected entrance, is provided with bridge 401 at base plate 4.Although there is shown the connected entrance 5 of rectangle, the shape of connected entrance can comprise various different shape, such as trapezoidal, oval, trilateral, arch etc., and can arrange one or more connected entrance.In other words, connected entrance 5 does not have shape and quantitative restriction, can determine as required.Bridge above connected entrance also can make corresponding change based on the shape of connected entrance.Multiple connected entrance 5 is arranged in groups along the longitudinal direction G of housing, and often in group multiple connected entrance 5 be spaced from each other certain distance.The length direction of each connected entrance 5 intersects with the longitudinal direction G of housing, preferably mutually vertical.
Fig. 4 shows a preferred embodiment of the bridge be positioned on connected entrance.The length direction that bridge 401 is arranged in connected entrance strides across connected entrance 5, and almost parallel with the length direction of connected entrance 5.The length of bridge 401 is longer than the length of connected entrance 5, thus bridge 401 can bridge above connected entrance 5 as bridge on the length direction of connected entrance 5, and its two ends be separately fixed at connected entrance end margin near base plate 4 on.Except illustrated rectangular shape, bridge 401 also can be arch, square, the shape such as herring-bone or semicircle.Because the interlude of bridge 401 bridges above connected entrance 5, thus form side opening 402 between bridge 401 and base plate 4, and bridge 401 can be designed to form a side opening 402 in its side or respectively have a side opening 402 in its both sides.Drop from kiln 6 although the bridge 401 of the top of connected entrance 5 is conducive to reducing mud or leaks into outside housing, the mud be deposited near side opening also disturbs dry gas and enters in kiln 6 from hull outside.In order to promote the flowing of dry gas, stir the mud near side opening 402 that the blade of assembly 702a, 702b or ratchet 703a, 703b be designed to be able to strike off bridge 401.
Fig. 5 shows the preferred embodiment that turning device is positioned at housing, and wherein, in kiln, two turning devices are arranged parallel to each other along the longitudinal direction of housing.Because two turning devices 7a, 7b have identical structure, therefore, one of them turning device 7a is described in detail.Turning device 7a has rotation axis 701a and is fixed on rotation axis 701a and stirs assembly 702a for what stir mud.Stir assembly 702a and include four blades or ratchet 703a, and each blade or ratchet 703a radially stretch out from rotation axis 701a.Therefore, what rotate together with rotation axis 7a stirs blade assembly 702a profile being similar to water screw.But the shape stirring assembly 702a is not limited only to this, can assembly 702a be stirred be designed to be similar to the shape of gear, also can arrange on the rotating shaft and one or morely stir assembly 702a, and configure one or more blade or ratchet 703a for it.Although blade in the drawings or ratchet 703a are soldered on rotation axis 701a, but also can adopt as other fixed form such as bolt, riveted joint, in addition, by blade or ratchet are connected or be fixed on the axle collar, axle sleeve or wheel hub (not shown), afterwards the axle collar etc. can also be arranged on rotation axis 701a.
As described in figures 1 and 5, the two ends of rotation axis 701a, 701b are arranged on by bearing in hole 201a, the 201b in the opposite end walls of body 2.In another embodiment, rotation axis 701a, 701b also can be arranged on the supporting device outside the end being arranged at mud drying device 1 through hole 201a, 201b, such as can at the support (not shown) for support rotating shaft 201a, 201b of the arranged outside of the opposite end walls of housing.External impetus equipment can drive the rotation axis 701a of turning device 7a by power input such as gear or the belt pulley 18a etc. arranged on one end of rotation axis 201a, 201b, thus drives another rotation axis 701b to rotate.First rotation axis 701a and the second rotation axis 701b both inwardly can rotate relative to each other and also can outwards rotate relative to each other.Certainly, they also can rotate in the same direction.
As shown in the figure, multiple on rotation axis 701a to stir in assembly 702a each stir the length of multiple blade on assembly 702a or ratchet can be identical or not identical, and one of them stir assembly 702a also can be identical or not identical with the adjacent length stirring blade on assembly 702a or ratchet 703a.Multiple on rotation axis 701a stir assembly 702a can also comprise with compared with long blade or ratchet stir assembly and with stirring assembly compared with short blade or ratchet, wherein, with compared with long blade or ratchet stir assembly with stirring assembly layout interlaced with each other on the axial direction due of rotation axis compared with short blade or ratchet.Certainly, also can there is other arrangement form, such as, arranging plural with stirring assembly compared with short blade or ratchet between assembly with stirring compared with two of long blade or ratchet, or to arrange in the opposite manner.No matter stir assembly how to arrange on the rotating shaft, preferably, have with compared with long blade or ratchet stir assembly 702 and connected entrance 5 or bridge 401 mutually corresponding.In addition, on the one or more blade stirring assembly or ratchet, scraped parts 704a can be installed, so that the mud near scraped bridge.
Although the dry gas (as shown by arrows) that the connected entrance 5 on base plate 4 is conducive to hull outside enters kiln 6 from the base plate 4 of housing, and discharged by venting port 10 through after mud, to increase the chance that dry gas contacts with mud.But after mud to be dried to be thrown in from opening for feed 8 and is deposited in the bottom of kiln 6, stir stirring and the effect of dry gas of assembly 702a, 702b along with turning device 7a, 7b, a part of mud can leak from connected entrance 5.As the part sectioned view near the side opening that Fig. 6 shows the bridge above connected entrance that the blade stirring assembly that A in Fig. 1 irises out or ratchet be in base plate, the scraped front end of the blade or ratchet 703 that stir assembly is near a side opening 402 being formed between bridge 401 and division plate 4.The fixing assembly 702 that stirs on the rotating shaft is arranged to mutually corresponding with bridge, the side edge surface of front end making to stir the blade of assembly 702 or the scraped front end of ratchet 703 or be fixed on the scraped parts on blade or ratchet is to the side opening of bridge, to stir when assembly rotates, the sludge scraping near the side opening of bridge is removed, thus make the dry gas entering connected entrance 5 move smoothly through side opening 402 to enter into the first kiln 6a.In order to reduce the leakage of mud, bridge 401 is arranged on the top of connected entrance 5, thus forms side opening 402 between bridge 401 and the base plate 4 of housing, and then define one from connected entrance 5 to the crooked route of side opening 402.Dry gas just needs to turn to could arrive kiln 6 by side opening 402 after inflow connected entrance 5, and same mud also needs through leaking into outside housing from kiln 6 from side opening 402 to the crooked route of connected entrance 5.Therefore, the spillage of mud will greatly reduce.The mud struck off near side opening 402 not only can reduce the spillage of mud but also accelerate dry gas flowing, improves the drying efficiency of mud.
Fig. 7 shows a preferred embodiment of turning device, and wherein turning device 7 has rotation axis 701 and fixing on the rotating shaft multiple stir assembly 702.Two have shorter blade or ratchet stir assembly lay respectively at there is longer blade or ratchet stir in the middle of assembly, and wherein some stirs the blade of assembly or ratchet is provided with scraped parts 704, and be provided with power input 18 in one end of rotation axis 701.
Fig. 8 shows a preferred embodiment of gas distributing device.Gas distributing device 14 in casing form, and forms the inlet mouth 15 for receiving dry gas on its side plate, and plate is formed the pneumatic outlet 16 for dry gas of providing and delivering thereon.The pneumatic outlet 16 of gas distributing device 14 can be formed in upper plate except it or upper surface, any position also namely beyond the surface of base plate 4, and inlet mouth 15 also can be arranged on other position.Pneumatic outlet 16 is mutually corresponding with the connected entrance 5 on the base plate 4 of housing, such as multiple pneumatic outlet 16 can comprise different shape, such as trapezoidal, rectangle, trilateral or Polygons etc., and the connected entrance that each shape of pneumatic outlet can find shape with it to correspond to each other in multiple connected entrance 5, corresponding connected entrance is communicated with pneumatic outlet 16 by conduit or pipeline 17.In other words, connected entrance 5, pneumatic outlet 16 can be identical with the cross-sectional shape of pipeline 17.In addition, pipeline 17 also can the same form adopting flexible duct of image tube road 12a with 13a, can connect difform connected entrance and pneumatic outlet.In another embodiment, a flexible manifold road can be used to substitute gas distributing device 14, and substitute pipeline 17 with the other flexible arm corresponding with the quantity of the connected entrance 5 on base plate 4, this can play the effect of carrying dry gas to kiln 6 equally.Gas distributing device 14 is arranged in the space between housing and ground or floor B.Gas distributing device 14 is supported on ground or floor B by bracing or strutting arrangement, and also directly can be suspended on the base plate 4 of housing by suspension bracket.Although the gas distributing device illustrated 14 is arranged in the space below mud drying device 1, this layout is to utilize space, and does not get rid of other position gas distributing device 14 being arranged on housing adjacent.In addition, the housing of gas distributing device 14 also can have other shapes such as cylindrical shell, tank body, spheroid.
Below mud drying device 1, the gas distributing device 14 of configuration is in order to the connected entrance 5 effectively to base plate 4 carries dry gas.Except configuration gas distributing device 14, bottom drying type mud drying device 1 can also configure air-blast device 12, blower unit 13 or heating unit (not shown), to improve the mummification efficiency of mud.
As illustrated in fig. 1 and 2, mud drying device 1 can comprise unshowned air-blast device 12 in FIG, wherein, air-blast device 12 is communicated with gas distributing device 14 with inlet mouth 15 through pipeline 12a, to be transported to by dry gas in gas distributing device 14, and through the pneumatic outlet 16 of gas distributing device 14, connected entrance 5 and side opening 402, dry gas is entered in kiln 6.Air-blast device 12 can be used for accelerating the flowing of dry gas.Equally, mud drying device 1 can also comprise blower unit 13, and wherein, blower unit 13 is communicated with kiln 6 with the venting port 10 on the top being positioned at housing through pipeline 13a.Blower unit 13 can accelerate the outflow of tail gas from kiln 6.Being transported to gas distributing device 14 and the dry gas entered in kiln 6 can be drying medium as hot gas, gas, warm air, gas at normal temperature or frozen gas etc. containing chemical substance, also can be the drying medium of formulated.Typically, air-blast device can be gas blower or fan, and blower unit can be induced draft fan.In addition, air-blast device 12 can be substituted with supercharging device, so that dry gas is transported to gas distributing device 14 with certain pressure, thus make dry gas accelerate to flow into kiln 6.Equally, also can substitute blower unit 13 to accelerate the flowing of tail gas with reliever, thus improve sludge drying efficiency.
For the mud needing to utilize hot drying gas dry, heating unit (not shown) can be set, to heat the dry gas be transported in kiln 6.Heating unit can be arranged on separately upstream position or the downstream position of air-blast device, also can integrate with air-blast device, to be transported in gas distributing device 14 by the dry gas of heating.
Fig. 9 shows another embodiment of bottom of the present utility model drying type mud drying device, and wherein, base plate is the form of curved surface.This improved plan and the mud drying device shown in Fig. 1 and 2 adopt the parts of phase same-action and represent with same or analogous Reference numeral, therefore, structure that is identical or like is repeated no more with effect applicant, only describes distinct portions with it.As shown in the figure, the base plate 4 of kiln 6 is twisted plates, and also can be the plate with recessed upper surface.Be transverse to the seeing in a lateral direction of longitudinal direction G of housing, base plate 4 can be bent downwardly or have recessed upper surface on transverse section, and also namely the segment of curve of recessed portion is given prominence to downwards from kiln 6a, and in other words, kiln 6 has the bottom of indent.The base plate 4 of curved surface is formed multiple connected entrance 5 arranged spaced apart and is provided with bridge 401 above each connected entrance.The length direction of each connected entrance 5 intersects substantially mutually with the longitudinal direction G of housing, and preferably both are mutually vertical.And the bridge above connected entrance also can make corresponding change based on the shape of connected entrance.That is, the base plate 4 of curved surface has recessed region to each turning device of two turning devices 7a, 7b on the longitudinal direction G of housing, and recessed area can be circular arc.
Figure 10 shows a preferred embodiment of housing, wherein, and the bridge above the connected entrance being arranged on the base plate of curved surface in kiln.The arrangement of multiple connected entrance 5 one-tenth two is put, and the top of each connected entrance is provided with bridge 401.Multiple connected entrances often in row are arranged at certain intervals and are positioned at the recessed area of base plate, and each connected entrance 5 or bridge 401 intersect with the longitudinal direction G of housing, preferably perpendicular to one another.In addition, bridge can be plate, comprising flat board, curved slab, herring-bone plate etc.Therefore, the shape of side opening 402 depends on the shape of the recessed upper surface of bridge 401 and base plate.
Figure 11 shows a preferred embodiment of the bridge be arranged on a part of base plate of housing.Base plate 4 is formed with connected entrance 5, and connected entrance 5 is positioned at the lower position of the recessed area of the base plate of curved surface.Flat bridge 401 is set above connected entrance, and due to the recessed area of base plate 4 be circular arc, the shape of the side opening 402 therefore formed is roughly in crescent.
Figure 12 shows turning device and is arranged on preferred embodiment in the kiln of the base plate with curved surface.Walk abreast at the longitudinal direction G of the kiln inner housing of housing and two turning devices are set, wherein, each turning device 7a, 7b is arranged in the face of row's connected entrance 5, and each turning device 7a, 7b stirs assembly 702a, the mud near the side opening 402 of the bridge 401 be arranged on above connected entrance can be struck off in the front end of 702b, or stir assembly 702a, the comparatively long blade of 702b or ratchet 703a, the front end of 703b or be arranged on blade or ratchet 703a, scraped parts 704a on 703b, the front end of 704b, preferably the lateral edges of front end can strike off mud in side opening 402 or neighbouring.As shown in the figure, the mud drying device with the base plate of curved surface also configures gas distributing device 14, air-blast device 12, blower unit 13 or heating unit (not shown), and at least two turning devices 7a, 7b also have band different lengths and relative to each other the blade of staggered arrangement or ratchet 703a, 703b stir assembly 702a, 702b.
As shown in the figure, in the drying type mud drying device of bottom of the present utility model, the bridge 401 be arranged on the connected entrance of the base plate of plane or the base plate of curved surface only can cover a part for connected entrance 5 as required, and can by turning device 7a, 7b stir blade on assembly 702a, 702b or ratchet 703a, 703b are designed to strike off a side opening of a bridge or strike off two relative side openings of two bridges.Can determine that turning device 7a, 7b's stirs assembly 702a, 702b interval on rotation axis 701a, 701b according to the distance that is spaced of the multiple connected entrances on the base plate 4 of housing, to ensure when rotation axis rotates, each side opening 402 of lateral edges scraped bridge 401 of front end stirring the front end compared with long blade or ratchet 703a, 703b on assembly 702a, 702b or be arranged on scraped parts 704a, 704b on blade or ratchet 703a, 703b.In other words, connected entrance or the bridge position on base plate with stir assembly position on the rotating shaft and be associated.In addition, in order to remove the mud through leaking into gas distributing device 14 to the crooked route of connected entrance 5 from side opening 402, clean-up port 14a can be set on the base plate of gas distributing device 14 or bottom surface, to avoid being blocked by mud in gas distributing device 14.
Figure 13 shows the preferred embodiment stirring the rotational trajectory of top through the lower concave part office of the division plate 4 of curved surface of blade on assembly or ratchet of turning device.Blade or ratchet 703 have circular rotational trajectory, and when the top of blade or ratchet 703 is inswept along the curved surfaces of the base plate 4 of housing, near connected entrance 5 top of blade or ratchet 703 and distance along the internal surface of the base plate 4 of housing roughly equal.The lateral edges that this arcuate shape contributes to when stir the blade of assembly or the scraped front end of ratchet or the front end that is arranged on the scraped parts on blade or ratchet skims over side opening 402, after removing the mud near it, the mud being struck off and dig the also easier recessed curved profile along division plate falls back to the lower position in kiln 6, thus improves the contact frequency of dry gas and mud.Preferably, the shape in the transverse section of the recessed area of base plate 4 and the blade stirring assembly 702a, 702b of each turning device 7a, 7b or the scraped top of ratchet 703a, 703b or the rotational trajectory on the top of scraped parts 704a, 704b that it is installed similar, also namely the base surface of curved surface to the radius R in the recessed circular arc region of turning device slightly larger than the axis of rotation axis to the distance r on top stirring assembly.In addition, it is pointed out that connected entrance in the utility model and bridge quantitatively need not one_to_one corresponding, and stir assembly and bridge quantitatively also need not one_to_one corresponding.
See Fig. 1,2 and 9, bottom of the present utility model drying type mud drying device 1 can make dry gas such as air enter kiln from the bottom of kiln to realize the drying to mud.Along with mud to be dried is sent in kiln 6 by unshowned e Foerderanlage, external impetus equipment drives rotation axis 701 to rotate by power input 18, and rotation axis drives and stirs assembly 702 and rotate, and then make to stir the blade of assembly or ratchet 703 constantly stirs mud.Stir assembly 702 rotate and shear continuously, broken and while digging mud, at least one stirring on assembly 702 strikes off mud near side opening 402 at a certain time interval compared with long blade or ratchet 703 or the lateral edges of front end that is arranged on the scraped parts 704 on blade or ratchet.Meanwhile, dry gas is blown in gas distributing device 14 through piping 12a by air-blast device 12, and dry gas is assigned with and arrives corresponding connected entrance 5 by corresponding pipeline 17 from the pneumatic outlet 16 of gas distributing device 14 thus.Under the effect of air-blast device, dry gas enters the flow faster of kiln 6 through the crooked route from connected entrance to side opening, thus is conducive to the drying of dry gas to mud, shortens the time of drying of mud.Enter kiln 6 and carry out tail gas after drying with mud wherein or dry gas flows to venting port 10, be discharged in air afterwards or enter gas treating system to carry out follow-up process.After drying after a while, the water ratio of mud significantly reduces, and mud is after drying discharged from discharge port 9.When configuring blower unit 13, can accelerate by blower unit 13 speed that tail gas leaves kiln 6, to accelerate the flowing of dry gas.When configuring heating unit, before dry gas enters into gas distributing device 14, it is heated, to utilize hot drying gas to carry out drying to the mud in kiln 6.By the effect of hot drying gas to mud, the speed that the moisture in mud is evaporated is accelerated, thus improves the drying efficiency of mud.Therefore, the configuration of each device above-mentioned can improve the mummification efficiency of mud.And as required, air-blast device 12, blower unit 13 and heating unit both can configure separately also can combining and configuring.
In addition, due to stir on assembly 702 compared with long blade or ratchet 703 or the cleaning near being fixed on blade or ratchet scraped parts 704 pairs of side openings 402, therefore, a part of mud can drop through the crooked route from connected entrance to side opening or leak in gas distributing device 14.Therefore, can drop by the clean-up port 14a removing be arranged on below gas distributing device 14 or on lower panel or leak into mud wherein.In order to ensure the opposing seal in gas distributing device 14, movable baffle plate can being set at 14a place, clean-up port, to make dry gas not leak, and when discharging mud, shifting board being opened.
In addition, as illustrated in figures 1 and 7, in order to contribute to the drying effect improving mud, advantageously the opening for feed 8 on upper cover 3 is arranged to the one end near mud drying device 1, and the discharge port 9 on body 2 is arranged to the other end close to mud drying device 1, and venting port 10 is arranged to contiguous opening for feed 8, and turning device 7 adopts a kind of turning device that not only can stir mud but also can promote mud movement on the longitudinal direction G of housing.Like this, carry out drying treatment along with the high mud of water ratio mud also namely to be dried is transported to kiln 6 from opening for feed 8 and enters the progressively drying of the dry gas in kiln to mud by the crooked route from connected entrance to side opening, the water ratio of mud can reduce gradually, and turning device 7 is stirring, shearing and also progressively push mud to discharge port 9 while broken mud.So, the mud the closer to discharge port 9 is drier, and just becomes very smooth and easy during the connected entrance 5 of dry gas near it.Therefore, the gas of the connected entrance 5 near discharge port 9, carrying out further drying to the surface of mud on the longitudinal direction G of mud drying device 1 through after dried mud, thus, extends the duration of contact of gas and mud.
Although list preferred embodiment multiple in this application, but the utility model is not limited only to the content arrived mentioned by specification sheets, those skilled in the art completely can be changed all parts in the drying type mud drying device of bottom of the present utility model or device and retrofit by above-mentioned design philosophy of the present utility model, and these changes or remodeling are all within concept of the present utility model.
Claims (18)
1. a bottom drying type mud drying device, described mud drying device comprises:
Housing, wherein, the space in described housing forms the kiln in order to dewatered sludge;
Be arranged at least one the mud turning device in described kiln, wherein, at least one mud turning device described comprises rotation axis and at least one being fixed on described rotation axis stirs assembly;
Be arranged on the opening for feed for mud to be dried on the top of described kiln and the venting port for discharging the dry gas after sludge-drying, and be arranged on the discharge port for dried mud on the circumferential wall of described kiln;
Be formed at least one connected entrance on the base plate of the flat upper surface of described housing, pass therethrough to allow dry gas and enter described kiln; Be arranged on the bridge above at least one connected entrance described, wherein, between described bridge and described base plate, form at least one side opening;
Gas distributing device, described gas distributing device comprises for the inlet mouth of dry gas and at least one pneumatic outlet; And
Support the bracing or strutting arrangement of described housing, described bracing or strutting arrangement makes described base plate leave ground certain distance, to have certain space between described housing and base plate.
2. mud drying device according to claim 1, is characterized in that, described bridge comprises arched member.
3. mud drying device according to claim 1, it is characterized in that, at least one mud turning device described described at least one stir assembly and can stir, shear and mud in the described kiln of fragmentation and the top of mud near at least one side opening with bridge described in scraped.
4. mud drying device according to claim 1, it is characterized in that, at least one mud turning device described described at least one stir assembly and there is at least one blade or ratchet of extending radially outwardly from described rotation axis, for stirring, shearing and broken mud.
5. mud drying device according to claim 1, it is characterized in that, described at least one to stir assembly corresponding with described bridge, and the lateral edges scraped of the front end of at least one blade described or ratchet or part strike off described bridge at least one side opening described near mud.
6. mud drying device according to claim 1, it is characterized in that, described at least one to stir assembly corresponding with described bridge, and be arranged on the mud near at least one side opening described that the lateral edges scraped of the front end of the scraped parts at least one blade described or ratchet or part strike off described bridge.
7. mud drying device according to claim 1, it is characterized in that, at least one connected entrance described comprises multiple connected entrance, wherein, described multiple connected entrance is arranged at certain intervals on the longitudinal direction of described housing, and the length direction of each connected entrance intersects with the longitudinal direction of described housing or vertical, and described bridge strides across described connected entrance at the length direction of connected entrance.
8. mud drying device according to claim 7, it is characterized in that, described at least one stir assembly and comprise and multiplely stir assembly, wherein, described multiple assembly that stirs is arranged at certain intervals on described rotation axis, and each to stir assembly corresponding with in described multiple bridge, so as described in stir at least one blade of assembly or the front end of ratchet the side opening that lateral edges can strike off or part strikes off described corresponding bridge near mud.
9. mud drying device according to claim 7, it is characterized in that, described at least one stir assembly and comprise and multiplely stir assembly, wherein, described multiple assembly that stirs is arranged at certain intervals on described rotation axis, and each to stir assembly corresponding with in described multiple bridge, so that the mud near the side opening that the lateral edges of the front end of the scraped parts that the blade stirring assembly described or ratchet are installed can strike off or part strikes off described corresponding bridge.
10. mud drying device according to claim 1, it is characterized in that, at least one multiple assembly that stirs described comprises and multiplely stirs assembly, wherein, described some stirring in assembly multiple are stirred assembly and are had longer blade or ratchet, and other stir assembly and have shorter blade or ratchet, and at least one connected entrance described comprises multiple connected entrance, and bridge is provided with above each connected entrance, wherein, the assembly that stirs with longer blade or ratchet is alternately arranged on described rotation axis with the assembly that stirs with shorter blade or ratchet, and have that to stir assembly described in longer blade or ratchet corresponding with described multiple bridge respectively, so that the mud near the side opening that the lateral edges of the front end of described longer blade or ratchet can strike off or part strikes off described bridge.
11. mud drying devices according to claim 1, it is characterized in that, at least one mud turning device described comprises two mud turning devices that the longitudinal direction along described housing is arranged side by side, wherein, each turning device has rotation axis and is fixed on described rotation axis and multiplely stirs assembly, and at least one connected entrance described comprises multiple connected entrance, and bridge is provided with above each connected entrance, wherein, it is corresponding with described multiple bridge respectively that each turning device described multiple stir assembly, so that described multiple stir assembly each described in stir the front end of one or more blade on assembly or ratchet lateral edges can to strike off or part strikes off the mud of the side opening of corresponding bridge.
12. mud drying devices according to claim 11, it is characterized in that, one of them turning device in described two mud turning devices described multiple stir assembly and the described multiple of another turning device stir assembly staggered arrangement, wherein, described multiple of stirring in assembly of one of them turning device described stir assembly close to the described rotation axis of another turning device described and stir adjacent two of assembly it described multiple and stir between assembly.
13. mud drying devices according to claim 1, it is characterized in that, it also comprises air-blast device, and wherein, described air-blast device is communicated with described kiln through the crooked route from connected entrance to side opening.
14. mud drying devices according to claim 13, it is characterized in that, it also comprises air-blast device, wherein, described air-blast device is communicated with the described inlet mouth of gas distributing device, and described gas distributing device is communicated with described kiln with at least one connected entrance described through at least one pneumatic outlet described.
15. mud drying devices according to claim 1, is characterized in that, described gas distributing device is arranged in the described space between described housing and ground.
16. mud drying devices according to claim 1, it is characterized in that, at least one pneumatic outlet described of described gas distributing device comprises multiple pneumatic outlet, and at least one connected entrance described comprises multiple connected entrance, wherein, the quantity of described multiple pneumatic outlet or shape can with the quantity of described multiple connected entrance or shape identical or different.
17. mud drying devices according to claim 13 or 14, it is characterized in that, it also comprises blower unit, and wherein, described blower unit is communicated with described kiln through described venting port.
18. mud drying devices according to claim 17, it is characterized in that, it also comprises heating unit, and wherein, described heating unit is arranged on upstream, the downstream of described air-blast device or is integrally formed with it.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520008547.6U CN204529628U (en) | 2015-01-07 | 2015-01-07 | Bottom drying type mud drying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520008547.6U CN204529628U (en) | 2015-01-07 | 2015-01-07 | Bottom drying type mud drying device |
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| CN204529628U true CN204529628U (en) | 2015-08-05 |
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| WO2016110210A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| WO2016110222A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| WO2016110220A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Stirring device and drying device for sludge drying device |
| WO2016110221A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bridge-shaped member of sludge drying device for bottom ventilation and sludge drying device |
| WO2016110213A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110212A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| CN108583696A (en) * | 2018-07-03 | 2018-09-28 | 上海城投污水处理有限公司 | The sludge compartment that can be vented |
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| WO2016110210A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| WO2016110222A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bottom-drying sludge drying device and method |
| WO2016110220A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Stirring device and drying device for sludge drying device |
| WO2016110221A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Bridge-shaped member of sludge drying device for bottom ventilation and sludge drying device |
| WO2016110213A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| WO2016110212A1 (en) * | 2015-01-07 | 2016-07-14 | 广州新致晟环保科技机械设备有限公司 | Sludge drying system and method |
| US10408538B2 (en) | 2015-01-07 | 2019-09-10 | Guangzhou Environmental Creative Solutions Co Ltd | Bottom-drying sludge drying device and method |
| CN110272180A (en) * | 2018-03-16 | 2019-09-24 | 柯明谊 | The storage tank and agitating device of drying equipment |
| CN108583696A (en) * | 2018-07-03 | 2018-09-28 | 上海城投污水处理有限公司 | The sludge compartment that can be vented |
| CN112479539A (en) * | 2019-09-12 | 2021-03-12 | 广州新致晟环保科技有限公司 | Storage bin and using method thereof |
| CN112479539B (en) * | 2019-09-12 | 2024-01-23 | 广州正晟科技有限公司 | Storage bin and use method thereof |
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Address after: 510098 room 2205, starlight Ying, 119 Shui Yin Road, Yuexiu District, Guangzhou, Guangdong. Patentee after: SWISON CREATIVE ENVIRONMENTAL SOLUTIONS CO.,LTD. Address before: Shop third, level 168, new street, temple, Guangzhou, Yuexiu District, No. 90 Patentee before: GUANGZHOU ENVIRONMENTAL CREATIVE SOLUTIONS Co.,Ltd. |
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Effective date of registration: 20220713 Address after: Room 48, 13 / F, No. 733 (1), Dongfeng East Road, Yuexiu District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou Zhengsheng Technology Co.,Ltd. Address before: 510098 room 2205, starlight Ying, 119 Shui Yin Road, Yuexiu District, Guangzhou, Guangdong. Patentee before: SWISON CREATIVE ENVIRONMENTAL SOLUTIONS CO.,LTD. |