CN105819655A - Bridge member used for bottom vent sludge drying device and bottom vent sludge drying device - Google Patents
Bridge member used for bottom vent sludge drying device and bottom vent sludge drying device Download PDFInfo
- Publication number
- CN105819655A CN105819655A CN201510025425.2A CN201510025425A CN105819655A CN 105819655 A CN105819655 A CN 105819655A CN 201510025425 A CN201510025425 A CN 201510025425A CN 105819655 A CN105819655 A CN 105819655A
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- Prior art keywords
- bridge
- mud
- connected entrance
- hothouse
- side opening
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Abstract
The invention relates to a bridge member used for a bottom vent sludge drying device. A flat or recessed surface is provided at bottom of a drying chamber of the bottom vent sludge drying device, a communication port communicated with the outside is formed on the surface. The bridge member crosses over the communication port along a length direction of the communication port, two ends of the bridge member are fixedly connected to the bottom near two ends of the communication port, the bridge member covers the communication port along a width direction, and a side opening is formed between the bridge member and the bottom. from a bending path between the communication port and the side opening, so that dry gas is introduced into a drying chamber from the outside, the position of the bridge member corresponds to a stirring device arranged in the drying chamber, the stirring device comprises a rotation shaft and a stirring component fixed on the rotation shaft, and a side edge arranged at a front end of the stirring component when the rotation shaft rotates is capable of scraping the sludge near the side opening. The invention also provides the sludge drying device by using the bridge member.
Description
Technical field
The present invention relates to sludge drying field, and relate to a kind of bridge, particularly relate to a kind of use bridge on the bottom of the hothouse of the bottom dry type mud drying device of monomeric form.The present invention also relates to a kind of mud drying device using bridge.
Background technology
Sludge drying mechanism typically utilizes and is passed through the mode of dry gas to be dried mud in the bottom of hothouse or sidepiece.In order to prevent mud from going out from bottom leakage, the bottom of hothouse forms slit or aperture, in order to make to be dried gas and be blown into from slit or aperture, the most not only can be dried mud but also mud can be promoted to move up.But, this drying mode can only be dried a small amount of mud, it is difficult to realizes drying sludge operation on a large scale.
Chinese invention patent (CN101186422A) proposes a kind of enclosed multi-chamber fluidized bed drying method for sludge.The fluid bed by bottom conveying high-pressure gas employed in this method not only consumes the energy and efficiency is the lowest, it is difficult to realizes continuous and large-scale sludge drying and processes.
The Chinese utility model patent (CN201000261Y) being filed by the present applicant and authorizing proposes a kind of mud low-temperature drier.Although this drying device is capable of a certain amount of drying sludge, but bottom reason on aperture carry dry gas, thus be difficult to not only to be dried substantial amounts of mud but also save the purpose of the energy.
The application for a patent for invention (attorney docket CPME1443763N) submitted on the same day with the application proposes the mud drying device of a kind of bottom dry type, wherein, digging mud along with the turning device in the first hothouse, the connected entrance that dry gas is formed on diapire enters from secondary drying chamber and the sludge blanket being deposited in diapire carries out in the first hothouse mummification effect from bottom to top.But, mud drying process usually there will be mud and block connected entrance and situation about leaking to secondary drying chamber from connected entrance, so that dry gas is difficult to move smoothly through connected entrance and enters in the first hothouse, cause the drying process of mud to make slow progress.
In order to solve the problems referred to above, need the mummification efficiency proposing a kind of new polycrystalline substance to improve mud.
Summary of the invention
The present invention proposes the bridge of the mud drying device of a kind of bottom ventilation being applicable to monomeric form.In the mud drying device of the present invention, the diapire of hothouse is formed for making extraneous gas enter the connected entrance in hothouse, wherein, it is provided above bridge, such that it is able to prevent the mud being laid on diapire outside connected entrance leaks into hothouse and promote to be dried the gas flowing in hothouse swimmingly at connected entrance.
In the mud drying device of the present invention, owing to bridge is arranged on the top of connected entrance, thus form side opening at bridge and diapire, thus between connected entrance and side opening, form a crooked route, therefore can greatly reduce mud leakage outside hothouse.
In the mud drying device of the present invention, the diapire of hothouse can have flat or recessed surface, and bridge can be arched member or plate, and therefore, the side opening formed between bridge and the diapire of hothouse can be variously-shaped.
In the mud drying device of the present invention, the length direction of connected entrance substantially intersects or vertical with the longitudinal direction of hothouse, and the length direction riding upon bridge above connected entrance is almost parallel with the length direction of connected entrance.Additionally, bridge on diapire can with the turning device being arranged in hothouse to stir assembly the most corresponding, so that the mud near side opening can be struck off in the scraped front end of the blade or ratchet stirring assembly so that be dried gas more smoothly externally to the flowing of hothouse.
The invention allows for a kind of mud drying device with bridge, wherein, mud drying device has the demarcation strip or diapire being arranged between the first hothouse and secondary drying chamber, it is provided above bridge by the connected entrance at demarcation strip, the dry gas in secondary drying chamber can be made to smoothly flow therein in the first hothouse, thus improve drying sludge efficiency.
Desiccation apparatus of the present invention is substantially monomeric form, and it has, and mummification efficiency is high, energy consumption is low, floor space is little and adaptable feature, is completely suitable for the needs of existing market.Owing in Cities with Great Population, the setting of sewage treatment plant more disperses, therefore, in the case of few equipment changed in existing sewage treatment plant, just can configure the mud drying device of this monomeric form.
The mud drying device of the present invention solves a viscosity difficult problem strong, that easily caking, difficulty crush present in mud.Strike off the mud near side opening by the front end stirring the scraped front end that assembly constantly stirred, and sheared and crushed the mud in the first hothouse and the blade stirring assembly or ratchet or the scraped parts being fixed on blade or ratchet of turning device and improve the contact frequency of dry gas and mud.
Accompanying drawing explanation
The structure of the preferred embodiments of the invention, advantage and technique effect is described in detail, wherein below in conjunction with accompanying drawing and specific embodiment:
The schematic perspective view of the bridge above the connected entrance of a part of diapire that Fig. 1 is provided in the hothouse of bottom dry type mud drying device；
Fig. 2 is the schematic perspective view of the hothouse of the mud drying device being provided above bridge of each connected entrance on diapire；
Fig. 3 is that the turning device arranged in the hothouse shown in Fig. 2 is relative to the schematic perspective view of the position of bridge；
Fig. 4 is the longitudinal sectional view of the amplification irising out part A in Fig. 3；
Fig. 5 is the transverse sectional view of the amplification irising out part A in Fig. 3；
Fig. 6 is analogous to the transverse sectional view of another embodiment of the bridge of Fig. 1；
Fig. 7 is the schematic perspective view of the another embodiment of the bridge of the present invention；
Fig. 7 A is the transverse sectional view of the bridge that F-F line intercepts along Fig. 7；
Fig. 8 is the schematic perspective view of the another embodiment of the bridge of the present invention；
Fig. 8 A is the transverse sectional view of the bridge that G-G line intercepts along Fig. 8；
Fig. 8 B is longitudinal vertical view cutaway drawing of the bridge that g-g line intercepts along Fig. 8；
Fig. 9 is the schematic perspective view of the another embodiment of the bridge of the present invention；
Fig. 9 A is the transverse sectional view of the bridge that 1-I line intercepts along Fig. 9；
Figure 10 is the longitudinal schematic diagram cut open in local of the bottom dry type mud drying device of the bridge using the present invention；
Figure 11 is the transverse sectional view of the mud drying device in Figure 10；
Figure 12 is the sectional perspective schematic diagram of another preferred embodiment of the hothouse of the bottom dry type mud drying device of the bridge using the present invention；
Figure 13 is disposed on the schematic perspective view of the bridge of the top of the connected entrance of a part of diapire of the hothouse of Figure 12；
Figure 13 A is the transverse sectional view of the amplification irising out part B in Figure 10；
Figure 13 B is the longitudinal sectional view of the amplification irising out part B in Figure 10；
Figure 14 is the transverse sectional view of the another embodiment of the bridge of the present invention；
Figure 15 is the schematic perspective view of the another embodiment of the bridge of the present invention；
Figure 15 A is the transverse sectional view of the bridge that L-L line intercepts along Figure 15；
Figure 16 is the schematic perspective view of the another embodiment of the bridge of the present invention；
Figure 16 A is the transverse sectional view of the bridge that M-M line intercepts along Figure 16；
Figure 16 B is longitudinal vertical view cutaway drawing of the bridge that N-N line intercepts along Figure 16；
Figure 17 is the another embodiment of bridge of the present invention；And
Figure 17 A is the longitudinal sectional view of the bridge that the P-P line along Figure 17 intercepts.
Detailed description of the invention
Fig. 1 shows the preferred embodiment using the bridge in the bottom dry type mud drying device of monomeric form.As it can be seen, be formed through the connected entrance 5 of diapire on a part of diapire of hothouse or bottom 4 of mud drying device, and it is arranged over bridge 401 at connected entrance 5.Fig. 2 shows the preferred embodiment being provided above bridge of the connected entrance of the diapire 4 of the hothouse 6 at bottom dry type mud drying device, and Fig. 3 shows turning device 7 position corresponding with bridge 401 in the hothouse 6 being arranged on Fig. 2.
Seeing Fig. 1-3, the diapire 4 of hothouse 6 has flat surface, and is formed with one or more connected entrance 5 on the bottom wall 4, to allow the outside gas that is dried can enter in hothouse 6.Inverted U-shaped bridge 401 includes the vertical section (or vertical plate) that the horizontal segment (or horizontal plate) of centre is parallel with the two ends being connected to horizontal segment, wherein, horizontal segment is positioned at the top of the connected entrance 5 of diapire 4, and the end of each vertical section is then fixed on the bottom wall 4.Two ends can be by such as welding, rivet or the connected mode such as bolt being fixed on the diapire 4 of hothouse 6.In FIG, the vertical section of inverted U-shaped bridge 401 is the most vertical with the diapire 4 on flat surface, thus forms side opening 402 between the horizontal segment and diapire 4 of bridge 401.Owing to bridge 401 includes that three sections of orthogonal straight plate parts divide, therefore, between bridge 401 and diapire 4, define the side opening 402 of one or two rectangle.
In the bottom dry type mud drying device of monomeric form, owing to being formed with connected entrance 5 on the diapire 4 of hothouse 6, therefore, after mud to be dried is launched and piles up on the bottom wall 4, along with the effect of the dry gas stirring and entering hothouse 6 of the turning device 7 in hothouse, a part of mud can be dropped from hothouse 6 by connected entrance 5 or be leaked out.This not only can disturb the also control to drying sludge process of flowing in hothouse 6 of dry gas to impact, and being provided above bridge and can greatly reduce the leakage of mud at connected entrance 5.As shown in the figure, turning device 7 has rotary shaft 701 and is fixed in rotary shaft 701 and stirs assembly 702 for stirring the one or more of mud, and it is interior and parallel with the longitudinal direction G of hothouse to be horizontally disposed at hothouse 6, wherein, in the hole 201 that the two ends of rotary shaft 701 are arranged in the opposite end walls of hothouse.Multiple spaced apart connected entrances 5 are arranged along the longitudinal direction G of hothouse at the diapire 4 of hothouse 6, and the shape of each connected entrance 5 is rectangle, and wherein, the length direction of connected entrance 5 substantially intersects or vertical with the longitudinal direction G of hothouse.The length direction riding upon bridge 401 above connected entrance 5 is almost parallel with the length direction of connected entrance 5, and the length of the horizontal segment of bridge 401 is longer than the length of connected entrance 5, can also be equal to each other in length, thus bridge 401 can stride across connected entrance 5 as bridge on the length direction of connected entrance 5.Multiple assemblies 702 that stir of turning device 7 are configured in quantity with spacing distance roughly the same with multiple connected entrances, and the length direction of connected entrance 5 substantially intersects or vertical with the rotary shaft 701 of turning device 7, the opening direction of the side opening therefore formed between bridge 401 and diapire 4 is almost parallel with the rotary shaft 701 of turning device 7.Turning device 7 each stirs assembly 702 and is arranged to stagger setting with bridge 401, namely stirs assembly region before the side opening 402 of bridge 401.In other words, each front end stirring assembly 702 of turning device 7 or the lateral edges of neighboring are near the side opening 402 of bridge 401, in order to can strike off the mud near at least one side opening 402 when stirring assembly 702 and rotating around rotary shaft 701.See Figure 4 and 5, near the side opening 402 that one of them blade stirring assembly 702 of turning device 7 or ratchet 703 are between bridge 401 and diapire 4, sweep the position of mud.The outside gas that is dried needs i.e. passing through just can be flowed into hothouse 6 from connected entrance 5 to the crooked route of side opening 402 through side opening 402 in entrance connected entrance 5 rear steering, in other words, one of them blade stirring assembly 702 of turning device 7 or the length of ratchet 703 are configured to make the inswept diapire in front end 4 of blade or ratchet 703 and the front region of side opening 402.
Although the connected entrance illustrated 5 is rectangular shape, but the shape of connected entrance can also be trapezoidal, rectangle, triangle, arch, circular etc., and the quantity of connected entrance 5 and bridge 401 need not one_to_one corresponding, can be as desired to arrange, and the length direction of connected entrance 5 intersects or vertical with the rotary shaft 701 of turning device 7.Length direction along connected entrance rides upon the horizontal segment of the bridge 401 above connected entrance 5 can the most completely or partially cover connected entrance 5, that is, bridge 401 can cover a part of width of connected entrance 5, but can enable turning device 7 stir the mud struck off when assembly 702 rotates near the side opening 402 formed between bridge 401 and diapire 4.Inverted U-shaped bridge 401 shown in Figure 4 and 5 strides across connected entrance 5 on the length direction of connected entrance and forms two side openings 402 together with diapire 4 at the width of bridge namely the side of bridge.The opening direction of two side openings 402 is parallel with the rotary shaft 701 of turning device 7.Although assembly 702 is stirred in the neighbouring setting that illustrate only a side opening 402 wherein, but can also be arranged to stirring assembly between two bridges, wherein, the width stirring assembly 702 or blade thereon or ratchet is slightly less than the distance between two bridges 401, in order to sweep the mud between relative two side opening 402 of two bridges 401.
In another embodiment of the invention, baffle plate 403 can be set in the width of the bridge 401 i.e. side of bridge to be blocked by one of them side opening 402, and retain opposite side opening 402, thus allow to be dried gas and enter hothouse 6 in one direction, as shown in Figure 6.Baffle plate 403 is arranged in the side opening 402 of bridge 401, to stop dry gas to pass therethrough, the assembly 702 that stirs of turning device 7 so can be made only to strike off the mud near opposite side opening 402.This set of baffle plate 403 can make to be dried gas outflow side opening 402 the most in one direction and enter hothouse 6, and has both been possible to prevent to be dried gas and enters hothouse 6 from contrary direction and mud can also be avoided to pass therethrough leak out from hothouse.
Fig. 7 and 7A shows the another embodiment of the bridge of the present invention.Arrange two baffle plates 403a, 403b to be blocked by two side openings 402 respectively in the both sides of bridge 401, and one of them baffle plate 403a is by completely plugged for a side opening 402, and it is formed with perforate 404 on another baffle plate 403b, to allow to be passed therethrough by dry gas.With perforate 404 baffle plate 403b be disposed to reduced side opening, outside preferably stopping that mud is by leaking into hothouse 6 from side opening 402 to the crooked route of connected entrance 5.
The another embodiment of the bridge 401 of the present invention is shown in Fig. 8,8A and 8B.Side at bridge 401 utilizes baffle plate 403 by completely plugged for one of them side opening 402, and arranges multiple screen 405 in opposite side opening 402.Multiple screens 405 are spaced apart from each other along the length direction of bridge 401, and each screen 405 is angled relative to the longitudinal direction G of the opening direction of side opening 402 namely housing, preferably 0 ° of-85 ° of angle, more preferably 30 °-60 ° of angles.So form the slit 404b angled with the opening direction of side opening 402 between two adjacent screens in multiple screens 405, such that it is able to be better protected from mud by leaking into hothouse 6 from the crooked route of slit 404b (or side opening 402) to connected entrance 5 outside.
The another embodiment of the bridge 401 of the present invention is shown in Fig. 9 and 9A.It is trapezoidal that each vertical section 4011 of bridge 401 is rendered as with straight flange in the direction of the width, wherein, trapezoidal top margin 4012 is the narrower horizontal segment striding across connected entrance 5 of bridge 401, and a trapezoidal side is the broken line being made up of two parts straight flange with oblique line section 4013 and vertical line section 4014.Therefore, it is the corresponding twisted plate of the fold-line edge of vertical section 4011 with bridge at the width of bridge namely the baffle plate 403 of a side.The baffle plate of bending is a shorter vertical section near the part of diapire 4, and the part of the horizontal segment of adjacent bridge 401 is tilting section.In other words, it is consistent with hypotenuse 4013 that the baffle plate 403 of bending is configured to the vertical minor face 4014 of the vertical section 4011 with bridge 401, thus retains the side opening 402 of the trapezoidal straight flange side of the vertical section 4011 of bridge 401.Being provided with of the baffle plate of this bending beneficially makes mud motion to the side of the side opening retained from the side being provided with baffle plate of bridge under the effect of turning device 7, thus not only prevent the leakage of mud and decrease the alluvial that mud causes because of the stop of baffle plate.
Figure 10 shows a preferred embodiment of the bottom dry type mud drying device of the present invention, and Figure 11 is the transverse sectional view of the mud drying device in Figure 10, wherein schematically illustrates the mud drying device of a kind of monomeric form.Bottom dry type mud drying device 1 includes housing, wherein, is provided with demarcation strip 4 in housing, the inner space of housing to be separated out two chambers as the first hothouse 6a and secondary drying chamber 6b.Demarcation strip 4 being formed the connected entrance 5 for connection the first hothouse 6a and secondary drying chamber 6b, can enter into the first hothouse 6a from secondary drying chamber 6b so that being dried gas.Although as it can be seen, the first hothouse 6a and secondary drying chamber 6b arranges up and down but it also may there is other arrangement form.Housing generally comprises body 2, upper cover (or lid) 3 and base plate 4a, and wherein, the upper part of body 2, upper cover 3 and demarcation strip 4 constitute the first hothouse 6a, and the lower part of body 2, demarcation strip 4 and base plate 4a constitute secondary drying chamber 6b.But, housing can be formed by multiple parts or constructed in various ways, such as, the upper part of body 2 is integrally formed with demarcation strip 4, wherein, by the bottom used above as the first hothouse 6a of demarcation strip, and the lower part of body 2 is fixed on demarcation strip, with by the top used below as secondary drying chamber 6b of demarcation strip.Furthermore it is also possible to the lower part of body 2 be integrally formed with demarcation strip 4, or cancel base plate 4a, body 2 is arranged on ground etc..The shape of body 2 is rectangular but it also may be square, polygon, ellipse or other shape.
As shown in the figure, the upper cover 3 of housing is respectively provided with and makes mud to be dried to be dried enter the charging aperture 8 of the first hothouse and the tail gas after discharging dry mud or the air vent 10 of dry gas, and on the end wall of the upper part away from the body 2 near the demarcation strip 4 of charging aperture 8, be provided with the discharging opening 9 for dried mud.In a further embodiment, as required the charging aperture 8 and air vent 10 that are used for the first hothouse can be arranged on body 2 and upper cover 3 optional position on one of them, namely the optional position of the upper part of the first hothouse 6a.Equally, discharging opening 9 can be arranged on the optional position of the circumferential wall including sidewall and end wall of the upper part of body 2, namely the optional position of the circumferential wall of the first hothouse 6a.
Demarcation strip 4 is formed multiple rectangle connected entrance 5 arranged spaced apart and is arranged over bridge 401 at each connected entrance.But, connected entrance 5 can be of a variety of shapes, the most trapezoidal, rectangle, triangle, arch, circular etc., and can arrange one or more connected entrance.In other words, connected entrance 5 does not has shape and quantitative restriction, can be as desired to determine.Bridge above connected entrance shape based on connected entrance can also make corresponding change.Multiple connected entrances 5 are arranged in groups along the longitudinal direction G of housing, and often multiple connected entrances 5 are spaced from each other a certain distance in group.The length direction of each connected entrance 5 intersects with the longitudinal direction G of housing, is preferably mutually perpendicular to.
Figure 12 shows the preferred embodiment of the turning device being arranged in the first hothouse, and wherein, two arranged parallel to each other along the longitudinal direction G of housing for stirring turning device 7a, 7b of mud.Owing to two turning devices 7a, 7b have same or similar structure, therefore, only one of them turning device such as turning device 7a is described in detail.Turning device 7a has rotary shaft 701a and is fixed in rotary shaft 701a and stirs assembly 702a for stir mud.Stir assembly 702a and include four blades or ratchet 703a, and each blade or ratchet 703a extend radially outward from rotary shaft 701a.Therefore, the assembly 702a that stirs rotated together with rotary shaft 7a is similar to the blade of propeller on profile.But, the shape stirring assembly 702a is not limited only to this, can stir assembly 702a and be designed analogous to the shape of gear.One or more assembly 702a that stirs can be set in rotary shaft 701a, and each assembly 702a that stirs can include one or more blade or ratchet 703a.But, each multiple blades stirring assembly 702a or ratchet 703a can be differing from each other from the length that rotary shaft 701a is extended, and multiple at least one stirred in assembly 702a is stirred assembly and can be had a blade or ratchet that length is longer, and other stirs assembly and can have the shorter blade of length or ratchet.Although blade or ratchet in diagram are fixed by welding in rotary shaft 701a, but other fixed forms such as bolt, riveting can also be used, such as blade or ratchet can be attached or secured on axle ring, axle sleeve or wheel hub (not shown), afterwards axle ring is arranged in rotary shaft 701a.In one of them hole 201a or 201b that the two ends of rotary shaft 701a can be arranged in the opposite end walls of body 2 by bearing.
Although being dried gas (arrow as depicted) to enter the first hothouse 6a by the connected entrance 5 on demarcation strip 4 from secondary drying chamber 6b, and discharged by air vent 10 after interacting with mud, thus add the chance that dry gas contacts with mud, but, when mud to be dried is after charging aperture 8 is rendered to the first hothouse 6a and is deposited in demarcation strip 4, along with turning device 7a, 7b stirs assembly 702a, the effect stirring and being dried gas of 702b, a part of mud can be dropped from the first hothouse 6a by connected entrance 5 or leak into secondary drying chamber 6b.In order to reduce the leakage of mud, bridge 401 is arranged on the top of connected entrance 5, in order to utilize bridge 401 stop mud through connected entrance to the leakage of secondary drying chamber 6b.Seeing Figure 10-12, the demarcation strip 4 between the first hothouse 6a and secondary drying chamber 6b is twisted plate, and can also be the plate with recessed upper surface.Look up in the side of the longitudinal direction G being transverse to housing, the demarcation strip 4 shape on cross section is to be bent downwardly or have recessed upper surface, namely the curved section of recessed portion is downwardly projected towards secondary drying chamber 6b from the first hothouse 6a, in other words, the first hothouse 6a has the bottom of indent.Therefore, demarcation strip is shown as recessed area at the longitudinal direction G of housing.As it can be seen, the demarcation strip 4 of curved surface is recessed towards the region of each turning device of two turning devices 7a, 7b, the most each recessed area is corresponding with stirring assembly 702a or 702b, and recessed area can be circular arc.The bridge of the top being arranged on connected entrance can be plate, wherein, including flat board, twisted plate, herringbone plate etc..Furthermore it is possible to arrange bridge 401 on one or more connected entrances 5, and the quantity of connected entrance and bridge need not one_to_one corresponding.
Bridge 401 is arranged on the length direction of connected entrance and 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 ride upon above connected entrance 5 as bridge on the length direction of connected entrance 5, and its two ends are separately fixed on the demarcation strip 4 near the end margin of connected entrance.The interlude being as noted previously, as bridge 401 is positioned at the top of connected entrance 5, thus forms side opening 402 between bridge 401 and demarcation strip 4, and can form side opening 402 in the side of bridge 401 or form a side opening 402 in its every side.Although the bridge 401 of the top of connected entrance 5 advantageously reduces mud and drops from the first hothouse 6a or leak into secondary drying chamber 6b, but it is deposited in the mud near side opening and also disturbs dry gas and enter in the first hothouse 6a from secondary drying chamber 6b.In order to promote to be dried the flowing of gas, blade or ratchet 703a, 703b of stirring assembly 702a, 702b are designed to be able to strike off the mud near the side opening 402 of bridge 401.Can determine that turning device 7a, 7b's stirs assembly 702a, 702b interval on rotary shaft 701a, 701b according to the distance that is spaced of the multiple connected entrances in often arranging on demarcation strip 4 or bridge, to ensure when rotary shaft rotates, each relatively linear leaf stirred on assembly 702a, 702b or the front end of ratchet 703a, 703b or the side opening 402 of the lateral edges scraped bridge 401 of the front end of scraped parts 704a, 704b being arranged on blade or ratchet 703a, 703b.Additionally, for plate-like, gear-like stir assembly, the lateral edges of its neighboring or the protuberance on top or tooth can be utilized to stir mud, stir assembly 702b open the connected entrance 5 of layout respectively with two-row spacing or bridge thereon 401 is corresponding as it can be seen, two turning devices 7a, 7b are arranged to make in the first rotary shaft 701a first to stir second in assembly 702a and the second rotary shaft 701b.The first hothouse 6a is entered from secondary drying chamber 6b in order to make dry gas move smoothly through connected entrance 5, the blade stirring assembly 702a, 702b of turning device 7a, 7b or the length long enough of ratchet 703a, 703b can be made, so that when stirring assembly 702a, 702b and rotating together with rotary shaft 701a, 701b, the lateral edges of the front end of blade or ratchet can strike off the mud near side opening 402.In general, at least one stirred in assembly 702a, 702b multiple are stirred assembly and can be had at least one its front end and can strike off blade or ratchet 703a, 703b of mud.The quantity of the quantity and connected entrance 5 or bridge thereon 401 of stirring assembly 702a, 702b need not one_to_one corresponding.
In another embodiment, turning device 7 have rotary shaft 701 and fixing on the rotating shaft stir assembly 702, wherein, stir and on assembly 702, be provided with blade or ratchet 703, and the front end of blade or ratchet 703 can be used for striking off mud.Two blades stirring assembly 702 or ratchet 703 are provided with scraped parts, wherein, the blade or the ratchet that are provided with scraped parts are identical with the length of other blade or ratchet, and the effect installing scraped parts on blade or ratchet is identical with the scraped front end of other blade or ratchet.In another embodiment, the blade or ratchet that stir assembly 702 can be made the length differed, and scraped parts are installed in such as its front end on shorter blade or ratchet as required.
Figure 13 and 13A shows the bridge in the part B irised out in Figure 10 respectively with axonometric chart and sectional view, wherein, the scraped front end that sequentially show connected entrance, the bridge being arranged on connected entrance and the blade or ratchet stirring assembly is between bridge and demarcation strip near the side opening formed.Connected entrance 5 is formed on the demarcation strip with recessed surface, and the bridge 401 of flat type is arranged on the top of connected entrance.Owing to the fixing assembly 702 that stirs on the rotating shaft is arranged to the most corresponding with bridge 401, make to stir the blade of assembly 702 or the scraped front end of ratchet 703 or the side edge surface of the front end of scraped parts that is fixed on blade or the ratchet side opening 402 to bridge 401, sludge scraping near the side opening 402 of bridge 401 is removed when assembly 702 rotates to stir, so that the dry gas having been enter into connected entrance 5 moves smoothly through side opening 402 and enters into the first hothouse 6a.In addition to the effect of striking off, the blade or the ratchet that stir assembly 702a, 702b also function to shearing, crush and stir the effect of mud.Additionally, can make to stir the blade with scraped front end of assembly or ratchet or its blade being fixedly arranged at the front end with scraped parts or ratchet between two bridges 401, in order to blade or the front end of ratchet or the lateral edges of the front end of scraped parts being fixed on blade or ratchet can sweep the side opening 402 of the opposite side of two bridges 401.
Figure 13 B shows the bridge of Figure 13 A of the longitudinal direction at housing position on demarcation strip, wherein, stir the blade of assembly or the front end of ratchet 703 bottom close to hothouse, and the top of blade or ratchet 703 is substantially the most equal with the distance of demarcation strip in the range of striking off.It is understandable that, when the rotary shaft of turning device or the hole of installation rotary shaft are adjusted on the vertical direction of housing, the axis of rotary shaft will change to distance r on the top of the blade or ratchet stirring assembly, therefore, the top distance to demarcation strip of blade or ratchet can be determined, to determine sludge quantity to be struck off by the length selecting blade or ratchet.In other words, being sized to from the axis of rotary shaft to distance r on the top of the relatively linear leaf or ratchet stirring assembly less than the radius R in sunken arcs shape region of the demarcation strip of curved surface of turning device.Owing to rotary shaft 701a, the 701b of turning device 7a, 7b be arranged in parallel relative to the longitudinal direction G of housing, therefore, the length direction of rotary shaft and connected entrance 5 or bridge 401 intersects, preferably it is mutually perpendicular to, therefore, the opening direction of side opening 402 is almost parallel with the longitudinal direction G of the axial direction of rotary shaft or housing.Dry gas is accomplished by being diverted through side opening after flowing into connected entrance 5 and gets to the first hothouse 6a, equally, mud is also required to through leaking into secondary drying chamber 6b from the first hothouse 6a from side opening 402 to the crooked route of connected entrance 5, and therefore the leakage rate of mud will greatly reduce.Strike off the mud near side opening 402 be possible not only to reduce mud leakage rate and also accelerate dry gas flowing, improve the drying efficiency of mud.
As shown in the figure, in turning device 7a, 7b of two interlaced arrangement each other, in first rotary shaft 701a first stirs the blade of assembly 702a or the scraped front end of ratchet or the front end of scraped parts that is fixed on blade or ratchet and stirs between assembly 702b close to the second rotary shaft 701b and at two adjacent second, otherwise and the most such.The most both shortened the distance between axles between the first rotary shaft 701a and the second rotary shaft 701b, it also avoid first stir assembly 702a and second stir between assembly 702b occur interfere.In another embodiment, adjacent two in same rotary shaft stir assembly can form one group, and the often group that first in rotary shaft 701a stirs the often group in assembly 702a and the second rotary shaft 701b and stirs the interlaced layout of assembly 702b so that a group in the first rotary shaft 701a stirs the assembly 702a adjacent two group in the second rotary shaft 701b and stirs between assembly 702b.In another embodiment, it is possible to so that it is that the often group that the often group on a group, and each rotary shaft is stirred in assembly and another rotary shaft stirs assembly interlaced arrangement that adjacent three in same rotary shaft stir assembly.No matter stirring assembly uses which kind of to arrange on the rotating shaft, but all it should be guaranteed that major part stirs assembly and multiple connected entrances 5 or bridge thereon 401 is the most corresponding, to stir the blade of assembly 702a, 702b or the scraped front end of ratchet 703a, 703b or the mud near the side opening 402 of bridge 401 can being struck off, so that being dried gas to smoothly flow therein the first hothouse 6a in the front end of scraped parts 704a, 704b that is fixed on blade or ratchet.In a word, connected entrance or the bridge position on demarcation strip is associated with stirring assembly position on the rotating shaft.
Rotary shaft 701a of the first turning device 7a and the second turning device 7b with can be respectively equipped with the power input being connected with actuating device (not shown) on one end of 701b.By external impetus device drives actuating device, and actuating device drives rotary shaft 701a and 701b to rotate successively, the such as gear of the power input on rotary shaft 701a and 701b or belt pulley 18a is made to drive in rotary shaft 701a and 701b, so that another rotary shaft rotates.First rotary shaft 701a and the second rotary shaft 701b both can rotate the most in the opposite direction, it is also possible to rotate the most in the same direction.
The shape of side opening 402 depends on the shape of the recessed upper surface of bridge 401 and demarcation strip.The preferably shape in the cross section of the concave part of demarcation strip 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 is fixed on blade or ratchet mates.Such as bridge 401 is flat board and time the recessed area of demarcation strip 4 is circular arc, and the shape of side opening 402 is crescent.Preferably, the demarcation strip of the curved surface radius R in the face of the recessed circular arc region of turning device is slightly larger than axis distance r to the top stirring assembly of rotary shaft.
See Figure 10 and 11, secondary drying chamber 6b includes the air inlet 15 being arranged on the side of the lower part of body 2, namely air inlet 15 is positioned on the sidewall of secondary drying chamber 6b or bottom, enter in secondary drying chamber 6b being used in the dry gas of mud to be dried, and air inlet can be one or more.Although the bridge 401 above the connected entrance 5 of demarcation strip 4 and stir the blade of assembly 702a, 702b or the scraped front end of ratchet or the mud contributing to reducing in the first hothouse 6a that strikes off of the mud near the side opening 402 of bridge 401 is dropped in secondary drying chamber 6b by the front end of scraped parts 704a, 704b that is fixed on blade or ratchet, but still may there be some mud by leaking in secondary drying chamber 6b from side opening 402 to the crooked route of connected entrance 5.In order to clear out the mud leaked in secondary drying chamber 6b, it is provided with clean-up port 15a in one end of the lower part of body 2, namely on secondary drying chamber 6b end wall bottom it, it is provided with clean-up port 15a, wherein, clean-up port 15a is used for the mud discharging alluvial in secondary drying chamber 6b.It addition, clean-up port 15a can be arranged on the circumferential wall including sidewall and end wall or bottom.In secondary drying chamber 6b, the position near base plate 4a is provided with discharge device 25.Discharge device 25 can be auger conveyor, but it can also be belt conveying, network chain conveying and air transporting arrangement etc..Auger conveyor has rotary shaft 25a and is fixed on the spiral 25b of rotary shaft 25a, and wherein, on the end wall of the lower part that rotary shaft 25a is supported on body 2, and its one end is provided with power input 25c, and the other end extends to clean-up port 15a.When actuator drives rotary shaft 25a rotates, mud is sent to the clean-up port 15a of one end of secondary drying chamber 6b and discharges housing by spiral 25b.Secondary drying chamber 6b is the most substantially in infundibulate, the sidewall of the lower part of its sidewall namely body 2 gradually narrows towards base plate 4a, and the shape at the position narrowed namely base plate 4a is arc or semicircular, the radius of the rotational trajectory of arc or the semicircular radius neighboring slightly larger than spiral 25b, so, the vertical passage of an arc section is formed in the bottom of secondary drying chamber 6b.The mud leaked from the first hothouse 6a by side opening 402 can be pooled to the vertical passage of arc section, in order to outside being discharged to housing easily by the auger conveyor being arranged in vertical passage.Leak into the mud in secondary drying chamber 6b to be dried again or redrying by the dry gas entering in secondary drying chamber 6b, to reduce the moisture content of mud further.In another embodiment, discharge port can be formed on the sidewall of the lower part of body 2 and block the demountable panel of discharge port.Once in secondary drying chamber 6b, mud is too much, then can take off demountable panel by sludge removal, thus the flowing being dried gas in ensureing secondary drying chamber 6b is unobstructed.In order to keep the opposing seal of secondary drying chamber 6b, movable baffle plate 29 can be set at the 15a of clean-up port, do not leak so that being dried gas, and when discharging mud, sideboard 29 is opened.
Seeing Figure 11, mud drying device 1 is additionally included in the air-blast device 12 not shown in Figure 10, and wherein, air-blast device 12 connects with secondary drying chamber 6b with gas feed 15 through pipeline 12a, in order to be blown in secondary drying chamber 6b by dry gas.Equally, mud drying device 1 can also include blower unit 13, and wherein, blower unit 13 connects with the first hothouse 6a with air vent 10 through pipeline 13a.The dry gas being transported in secondary drying chamber 6b can be such as the dry medium such as hot gas, gas, hot-air, gas at normal temperature or frozen gas containing chemical substance, it is also possible to is the dry medium of formulated.Air-blast device 12 can be used to improve dry gas and flows into the speed in secondary drying chamber 6b, and blower unit 13 can accelerate the tail gas outflow from the first hothouse 6a.Typically, air-blast device can be aerator or fan, and blower unit can be air-introduced machine.Alternatively, it is also possible to substitute air-blast device 12 with pressurizer, so that dry gas is transported to secondary drying chamber 6b with certain pressure, accelerate to flow into the first hothouse 6a so that being dried gas.Equally substitute blower unit 13 with decompressor, to accelerate the flowing of tail gas, thus improve sludge drying efficiency.
In order to accelerate being dried of mud, can heat the dry gas being transported in secondary drying chamber 6b, heater (not shown) can be provided separately within upstream position or the downstream position of air-blast device, it is also possible to integrates with air-blast device.Mud therein can be dried again in the dry gas of heating is transported to secondary drying chamber 6b by air-blast device or pressurizer.At the dry gas of heating to dropping or leaking into while the mud in secondary drying chamber 6b carries out redrying, a part of heat therein can also be delivered to, by body 2 that metal material is made and demarcation strip 4, the mud that is laid on demarcation strip 4, so that the mud in the first hothouse 6a to play the effect of auxiliary mummification.
The another embodiment of the bridge shown in Figure 14, it is similar with the bridge of Fig. 6, i.e. utilize baffle plate 403 to be blocked by one of them side opening 402 on the width of bridge 401, and only retain opposite side opening 402, thus allow to be dried gas and enter the first hothouse 6a in one direction.Side shield 403 is arranged in side opening 402 along the length direction of bridge 401, to stop dry gas to pass therethrough, the assembly 702 that stirs of turning device 7 so can be made only to strike off the mud near opposite side opening 402.This set of baffle plate 403 is to make dry gas outflow side opening 402 the most in one direction enter the first hothouse 6a, and prevents being dried gas and enter the first hothouse from contrary other direction, also reduces the leakage of mud.
The another embodiment of the bridge shown in Figure 15 with 15A is similar with the bridge of Fig. 7 and 7A, i.e. utilize two baffle plates 403a, 403b to be blocked by two side openings 402 respectively on the width of bridge 401, and be formed with the perforate 404 less than side opening 402 on a baffle plate 403b wherein.
Figure 16,16A are similar with the bridge of Fig. 7,7A and 8,8A, 8B with the another embodiment of the bridge shown in 16B.On the width of bridge 401 namely the openings of side opening sets up the first baffle plate 403a to be blocked by one of them side opening 402 of bridge 401, and it is arranged on second or another baffle plate 403b at opposite side opening 402.Being provided with perforate 404a on second baffle 403b, wherein, perforate 404a is crescent, and can also be other shape such as such as rectangle, ellipse etc..Vertically arranging multiple screen 405 at perforate 404a, wherein, each screen of multiple screens 405 is relative to the angled layout of longitudinal direction G of housing.So, the slit 404b of the angled α of longitudinal direction G of the opening direction with perforate 404a namely housing is formed between the screen that each two is adjacent, therefore, the flow direction entering dry gas at multiple slit 404b has α angle with the flow direction through side opening 402 or perforate 404a, preferably 0 °-85 ° of angles of this angle, more preferably 30 °-60 ° of angles, thus can also make to be dried gas in both can having avoided mud the crooked route of 5 leaking into secondary drying chamber 6b from slit 404b to connected entrance and smoothly flow therein in the first hothouse 6a.Alternatively, it is also possible to form multiple little via-hole array on baffle plate 403a or 403b to avoid the leakage of mud.
Showing the another embodiment of the bridge of the present invention in Figure 17 and 17A, bridge 401 is reclinate plate in the longitudinal direction, and the degree of bending is less than the degree of crook of the lower arcs of recesses of the diapire 4 near connected entrance 5.Each bridge 401 is arranged on the top of connected entrance 5 in an inclined manner, as seen Figure 17 A, left side or the front side edge of bridge 401 is higher than its right edge or back side edge in the direction of the width, and the left side of bridge 401 or front part cover on the left of or a part of connected entrance 5 of front side, and its right side or rear section cover on the right side of or a part of connected entrance of rear side.In other words, each bridge 401 is arranged obliquely along the longitudinal direction of hothouse, and is positioned at the top of two adjacent connected entrances 5, wherein, higher front side edge extends to the top of previous connected entrance 5, and relatively low back side edge extends to the top of later connected entrance 5.Multiple bridges 401 are arranged along the longitudinal direction of hothouse, and two adjacent bridges 401 are arranged to the top that the higher front side edge of later bridge is positioned at the relatively low back side edge of previous bridge, so that the overlapped setting of a part for two adjacent bridges, to form the slit opening of bending in the region of they overlaps, and the longitudinal direction of slit and the hothouse of bending form an acute angle, such as angle can be at 20 °-60 °.
As it has been described above, the bridge arranged on the diapire of curved surface is not limited to flat board and can be variously-shaped plate.Such as, the bridge 401 on the diapire of curved surface equally has a foregoing vertical section and the combination of a bending section, two vertical sections and a bending section or the combination of two bending sections, or the twisted plate of such as arch.Such as, bridge can have two short horizontal straight sections at two ends in the longitudinal direction, and is to arch upward or recessed segmental arc in centre, or, the lambdoid bridge 401 with two straightways can also ride upon the top of connected entrance 5.Obviously, no matter which kind of shape bridge is and is provided on plane or the diapire of curved surface 4, all it should be guaranteed that between bridge 401 and diapire 4 formed side opening 402 or the opening direction of slit 404 with the longitudinal direction of hothouse 6 is almost parallel or formation one acute angle, such that it is able to the mud near side opening 402 or slit 404 can be struck off in the front end stirring assembly 702 of the turning device in making hothouse.In addition, close with the rotational trajectory on the top stirring assembly 702 of turning device 7 at the degree of crook of the recessed arc area of turning device faced by the diapire 4 of the first hothouse negative camber, that is, the bending radius in the wall surface of the curved surface region to stirring assembly can be slightly larger than the radius of the rotational trajectory on the top stirring assembly.So, not only contribute to the setting of bridge, and be also beneficial to be stirred the collection of mud, thus promote being dried of mud.
Although arranging vertical baffle plate 403 in the side of the bridge 401 of the present invention to stop one of them side opening 402, see Fig. 6 and 14, but, baffle plate 403 can also be hang plate or twisted plate.Such as, the most trapezoidal vertical section 4011 at the two ends of bridge 401 as illustrated in figure 9 a can be cancelled near the straight flange 4014 of a section short of diapire 4, and the inclined side 4013 that will abut against the horizontal segment of bridge 401 extends to diapire 4, or substitute short straight flange and the inclined side of trapezoidal vertical section by curved edges.So, baffle plate 403 can extend to the hang plate of diapire 4 with the horizontal segment from bridge 401 or twisted plate substitutes.Can arrange such turning device in hothouse 6, wherein, turning device had both struck off the mud near side opening 402 and has also pushed mud and move along the longitudinal direction of hothouse, and direction pushed with mud is sealed by baffle plate 403 towards contrary side opening 402.In order to make the dried mud discharging opening 9 from the one end being arranged on hothouse 6 discharge, turning device can push mud while striking off the mud near side opening and run towards discharging opening 9, and during mud is pushed, baffle plate 403 is possible to prevent mud outside the crooked route of the side opening 402 stopped to connected entrance 5 drops or leaks into hothouse 6.Additionally, it should be noted that, bridge described above can apply on any demarcation strip adapted therewith, such as, the demarcation strip with recessed surface shown in above-mentioned Figure 10 and 11 is replaced with the demarcation strip with plane, it is possible to use the bridge of all demarcation strips being adapted to plane.
Bridge 401 is beneficially used to prevent the mud on the diapire 4 of the first hothouse 6a from dropping through connected entrance 5 or leaking into secondary drying chamber 6b as it has been described above, the first hothouse 6a is positioned at being disposed with of two hothouses of the top of secondary drying chamber 6b.But, the bridge of the present invention is not limited only to use in the bottom dry type mud drying device of the monomeric form of this layout, and such as, the bridge of the present invention can also use in the bottom dry type mud drying device of the monomeric form of an only hothouse.In this mud drying device, hothouse is elevated and leaves ground a certain distance, making the outside in the space between the diapire of hothouse and ground be dried gas can be in connected entrance enters into hothouse, or pipeline is coupled externally to the connected entrance of diapire, to be dried gas by pipeline to the conveying of corresponding connected entrance.So, bridge can be provided above at the connected entrance of the diapire of hothouse, so that the mud being laid on diapire needs just to leak out hothouse through the crooked route from side opening to connected entrance, and then, considerably reduce the leakage of mud, purify working environment.
Although list in this application multiple preferred embodiment, but the present invention is not limited only to the content arrived mentioned by description, those skilled in the art completely can be changed by all parts in the above-mentioned design philosophy of the present invention bottom dry type mud drying device to the present invention or device and be retrofited, and these changes or remodeling are all within the concept of the present invention.
Claims (15)
1. the bridge of the mud drying device being applicable to bottom ventilation, wherein, the bottom of the hothouse of described mud drying device has flat or recessed surface, and on described flat or recessed surface, forming at least one connected entrance with ft connection, the length direction of at least one connected entrance described intersects with the longitudinal direction of described hothouse；
Described bridge includes arched member or plate, and on the length direction of connected entrance, stride across at least one connected entrance described, and the two ends of described bridge are fixedly connected on the described bottom near two end edge of at least one connected entrance described, wherein, described bridge the most all covers at least one connected entrance described with part, in order to form at least one side opening between described bridge and described bottom；
From at least one crooked route of at least one connected entrance described at least one side opening described, pass therethrough with the dry gas of permission and entered described hothouse by outside；And
The position of described bridge be arranged on described hothouse in corresponding for stirring at least one turning device of mud, wherein, at least one turning device described includes rotary shaft and at least one being fixed in described rotary shaft stirs assembly, and described turning device is arranged in the lateral edges of at least one front end stirring assembly described in when described rotary shaft rotates and can strike off the mud near at least one side opening described.
Bridge the most according to claim 1, it is characterized in that, described arched member includes at least two parts, wherein, a part in described at least two parts is linearity range, and the angled setting in described bottom near described linearity range and at least one connected entrance described.
Bridge the most according to claim 1 and 2, it is characterised in that described arched member is respectively provided with linearity range at its two ends, wherein, two described linearity ranges parallel to each other and with at least one connected entrance described near the angled setting in described bottom.
4. according to the bridge according to any one of claim 1-3, it is characterised in that described plate is fixed on the described recessed surface of described bottom and is positioned at least one connected entrance described.
5. according to the bridge according to any one of claim 1-4, it is characterized in that, described plate is flat board, and described flat board is fixed on the described recessed surface of described bottom and is positioned at the top of at least one connected entrance described, wherein, described recessed surface is curved surfaces.
6., according to the bridge according to any one of claim 1-5, it is characterised in that forming two side openings between described bridge and described bottom, one of them side opening is provided with baffle plate, it is used for stopping that dry gas passes therethrough the described hothouse of entrance.
7. according to the bridge according to any one of claim 1-6, it is characterized in that, opposite side opening between described bridge and described bottom is provided with baffle plate, and wherein said baffle plate is formed at least one perforate, to allow dry gas to pass therethrough the described hothouse of entrance.
8. according to the bridge according to any one of claim 1-7, it is characterized in that, opposite side opening between described bridge and described bottom is provided with multiple screen, wherein, the plurality of screen is arranged the most vertically along described opposite side opening, and each screen is angled with the opening direction of described opposite side opening, in order to form the slit angled with the opening direction of opposite side opening between adjacent two screen in the plurality of screen.
9. according to the bridge according to any one of claim 1-8, it is characterized in that, it is provided with multiple screen along at least one perforate described, wherein, the plurality of screen is arranged the most vertically along at least one perforate described, and each screen is angled with the opening direction of at least one perforate described, in order to form the slit angled with the opening direction of at least one perforate described between adjacent two screen in the plurality of screen.
10. according to the bridge according to any one of claim 1-9, it is characterised in that the described bottom near described linearity range at least one connected entrance relatively described is vertically arranged.
11. according to the bridge according to any one of claim 1-10, it is characterized in that, described plate is arc in the longitudinal direction, wherein, the most described bottom of described arc is arranged on the top of at least one connected entrance described the most obliquely, and the higher side that described arc is in the direction of the width covers the part of previous connected entrance for two adjacent connected entrances, and its relatively low side covers a part for later connected entrance, and the side of adjacent two arc of multiple arc is overlapped, wherein, the higher side of later arc is positioned at the top of the relatively low side of previous arc, thus between the overlapping side edge of two arcs, form the slit angled with the longitudinal direction of hothouse.
12. according to the bridge according to any one of the claims, it is characterized in that, stir assembly described in described mud turning device and there is at least one blade or ratchet extended radially outwardly from described rotary shaft, wherein, described turning device is arranged at least one blade described or the front end of ratchet or the scraping member installed in described front end can strike off the mud near at least one side opening described.
13. 1 kinds of mud drying devices with bridge according to any one of the claims, described mud drying device includes:
Housing, wherein, is provided with demarcation strip in described housing, so that the space in described housing is separated into the first hothouse and secondary drying chamber；
It is arranged on the charging aperture for mud to be dried on the top of described first hothouse and the air vent of the dry gas after discharging dry mud, and the discharging opening for dried mud being arranged on the circumferential wall of described first hothouse；
At least one being arranged on the sidewall of described secondary drying chamber is for the air inlet of the dry gas of mud to be dried；
At least one the mud turning device being arranged in described first hothouse, wherein, at least one mud turning device described include rotary shaft and be fixed in described rotary shaft multiple stir assembly；
It is formed at multiple connected entrances of described demarcation strip, wherein, the plurality of connected entrance is arranged in the longitudinal direction of described first hothouse at certain intervals, and at the bridge that is provided above of at least one connected entrance, forms at least one side opening between described bridge and described demarcation strip；And
At least one mud turning device described is configured to that the plurality of to stir assembly corresponding with the bridge above the plurality of connected entrance respectively, so that each assembly that stirs is stirring while mud the mud near at least one side opening described in scraped, to allow described dry gas to enter described first hothouse from described secondary drying chamber.
14. mud drying devices according to claim 13, it is characterized in that, at least one mud turning device described the plurality of is stirred each of assembly and is had at least one blade or ratchet extended radially outwardly from described rotary shaft, wherein, the front end of at least one blade described or ratchet can be struck off or part strikes off the mud near at least one side opening described.
15. according to the mud drying device described in claim 13 or 14, it is characterized in that, the opening direction of at least one side opening described being arranged between described bridge and the described bottom of each top of the plurality of connected entrance is angled with the longitudinal direction of described housing.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025425.2A CN105819655B (en) | 2015-01-07 | 2015-01-07 | The bridge and its device of mud drying device for bottom ventilation |
| PCT/CN2015/100110 WO2016110221A1 (en) | 2015-01-07 | 2015-12-31 | Bridge-shaped member of sludge drying device for bottom ventilation and sludge drying device |
| KR1020177021163A KR101972886B1 (en) | 2015-01-07 | 2015-12-31 | Bridge type element and sludge drying device for bottom ventilation type sludge drying device |
| JP2017536888A JP2018502714A (en) | 2015-01-07 | 2015-12-31 | Bridge member and sludge drying device applied to bottom ventilation type sludge drying device |
| TW105100066A TWI680947B (en) | 2015-01-07 | 2016-01-04 | Bridge piece for sludge drying device for bottom ventilation and sludge drying device |
| HK16110798.5A HK1222641A1 (en) | 2015-01-07 | 2016-09-13 | Bridge-shaped element for bottom ventilation type sludge drying device and sludge drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025425.2A CN105819655B (en) | 2015-01-07 | 2015-01-07 | The bridge and its device of mud drying device for bottom ventilation |
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| Publication Number | Publication Date |
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| CN105819655A true CN105819655A (en) | 2016-08-03 |
| CN105819655B CN105819655B (en) | 2019-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510025425.2A Active CN105819655B (en) | 2015-01-07 | 2015-01-07 | The bridge and its device of mud drying device for bottom ventilation |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP2018502714A (en) |
| KR (1) | KR101972886B1 (en) |
| CN (1) | CN105819655B (en) |
| HK (1) | HK1222641A1 (en) |
| TW (1) | TWI680947B (en) |
| WO (1) | WO2016110221A1 (en) |
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| WO2007040318A1 (en) * | 2005-10-04 | 2007-04-12 | Jeongwoo Ms Co., Ltd. | Method of and apparatus for drying sludge |
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- 2015-12-31 WO PCT/CN2015/100110 patent/WO2016110221A1/en active Application Filing
- 2015-12-31 KR KR1020177021163A patent/KR101972886B1/en active IP Right Grant
- 2015-12-31 JP JP2017536888A patent/JP2018502714A/en active Pending
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2016
- 2016-01-04 TW TW105100066A patent/TWI680947B/en active
- 2016-09-13 HK HK16110798.5A patent/HK1222641A1/en unknown
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016110221A1 (en) | 2016-07-14 |
| TW201641447A (en) | 2016-12-01 |
| CN105819655B (en) | 2019-05-31 |
| TWI680947B (en) | 2020-01-01 |
| HK1222641A1 (en) | 2017-07-07 |
| JP2018502714A (en) | 2018-02-01 |
| KR101972886B1 (en) | 2019-04-26 |
| KR20170101966A (en) | 2017-09-06 |
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