CN205953814U - Material formula drying -machine is scraped at stand - Google Patents

Abstract

The utility model relates to a material formula drying -machine is scraped at stand, including the intermediate layer barrel, establish the rotatable quill shaft in the intermediate layer barrel, establish discharge gate, feed inlet and filter on the intermediate layer barrel, install through leaking the drag arm epaxial scraper of cavity and stand material sword, leak the drag arm and be a plurality of, wind the outer wall of quill shaft is the transmission shape interval arrangement, and installs respectively on two adjacent hourglass drag arms scraper blade and stand material sword, it has the heat transferring medium to import and export to open on the intermediate layer barrel. The utility model discloses effective attenuate mud thickness in the drying -machine, make mud as far as possible with the surface contact of drying -machine, improved the drying efficiency of mud greatly, simultaneously, utilize the mud after the scraper structure will be dried by the fire to sweep, the anti - drying again who carries out next round again does.

Description

Material formula dehydrator is scraped at a kind of stand

Technical field

This utility model is related to drying plant technical field, is related to a kind of stand and scrapes material formula dehydrator.

Background technology

Sludge drying apparatus and method species are various at present, and principle is all using external heat source, mud to be heated, and makes Moisture effusion in mud, realizes the minimizing of sludge water content.It is divided into heat smoke direct heat transfer and steam or oily indirect heat exchange side Formula etc., no matter its heat exchange mode of these dehydrators, has a larger defect it is simply that the efficiency of heat exchange is low, that is, Moisture evaporation low intensity in the equipment mud of unit heat exchange area, in order to improve heat transfer effect, can only be by the heat-transfer surface of equipment Long-pending increase, causes equipment heavy, operating cost is high.

Utility model content

The purpose of this utility model is to solve above-mentioned technical problem and provides a kind of stand to scrape material formula dehydrator, its energy Control thickness in dehydrator for the thinning mud, the inside-wall surface contact making mud try one's best with dehydrator, substantially increase mud Drying efficiency.

For achieving the above object, this utility model adopts the following technical scheme that：

Material formula dehydrator is scraped at a kind of stand, including interlayer cylinder, is located at the rotatable quill shaft in interlayer cylinder, is located at Discharging opening on interlayer cylinder, charging aperture and filter, are arranged on scraper and stand material knife on described quill shaft by leaking rake arms； Described leakage rake arms is multiple, is in emitting shape arranged for interval around the outer wall of described quill shaft, and in two adjacent leakage rake arms respectively Described scraper and stand material knife are installed；Heat transferring medium is had on described interlayer cylinder import and export.

Described stand material knife be multiple, along corresponding described leakage rake arms length direction along at a certain distance arranged with right The other end of the described leakage rake arms answered is connected.

Described stand material knife is threadeded with leakage rake arms.

Described leakage rake arms has the material leakage structure of hollow.

It is provided with reinforcing plate in the material leakage structure of described hollow, the material leakage structure of described hollow is divided into multiple material leakage areas.

The section of described stand material knife is spiral covering of the fan structure, and helical angle is 15 °～20 °, and the cutter head of described stand material knife 13 There is dentalation.

For strip and cutter head adopts vomerine tooth structure to described scraper.

The cutter head of described scraper is less than the cutter head of described stand material knife and described interlayer cylinder with the distance of the inwall of interlayer cylinder The distance of the inwall of body.

The cutter head of described scraper is 3-6mm with the distance of the inwall of interlayer cylinder, and the cutter head of knife and described folder are expected in described stand The distance of the inwall of layer cylinder is 15-30mm.

Described quill shaft is supported by rotating supporting device and the rotating mechanism by being linked into an integrated entity with this quill shaft 7 and biography Dynamic device is connected, and described actuating device is connected with driving means.

This utility model can efficiently control thickness in dehydrator for the thinning mud, makes the table that mud is tried one's best with dehydrator Face contacts, and substantially increases the drying efficiency of mud；Meanwhile, using blade construction, the mud after drying is swept, is again entered The drying repeatedly of row next round；Mud is from the beginning of feed end, until discharge end, mud can be promoted by this process to advance and fill Divide and dry.

Brief description

The schematic diagram of material formula dehydrator is scraped at the stand that Fig. 1 illustrates embodiment of the present utility model and provides；

Fig. 2 illustrates stand and scrapes the quill shaft of material formula dehydrator and the scheme of installation of scraper, stand material knife；

Fig. 3 illustrates stand and scrapes mud disturbance schematic diagram in material formula dehydrator；

Fig. 4 illustrates the connection diagram of stand material knife and leakage rake arms；

Fig. 5 illustrates the connection diagram of scraper and leakage rake arms；

Fig. 6 illustrates scraper and is connected lateral side view with leakage rake arms；

Fig. 7 illustrates scraper and leakage rake arms is connected the partial enlarged drawing of lateral side view；

Fig. 8 illustrates the front view of stand material knife；

Fig. 9 illustrates the side view of stand material knife；

Figure 10 illustrates stand material knife along the profile of line A-A；

Figure 11 illustrates the stand material schematic diagram of stand material knife；

Figure 12 illustrates the scraper schematic diagram of scraper.

Specific embodiment

Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but this practicality is new Type is not limited to listed embodiment.

Referring to shown in Fig. 1-12, material formula dehydrator is scraped, including interlayer cylinder 6, in being located in interlayer cylinder 6 in a kind of stand Empty axle 7, is located at discharging opening 9 on interlayer cylinder 6, charging aperture 5 and filter 10, is arranged on described quill shaft by leaking rake arms 12 Scraper 11 on 7 and stand material knife 13；Described leakage rake arms 12 is multiple, is in emitting shape arranged for interval around the outer wall of described quill shaft 7, And described scraper 11 and stand material knife 13 are respectively mounted on two adjacent leakage rake arms 12；Described interlayer cylinder 6 has heat exchange Medium is imported and exported, for entering high temperature thermal medium, such as high-temperature steam, the steam to low temperature after cylinder heating simultaneously heat exchange or condensate Flowed out by outlet, its middle charging aperture 5, interlayer cylinder 6, discharging opening 9, filter 10 form static heat exchange structure, quill shaft 7th, scraper 11, leakage rake arms 12, the perturbations of stand material knife 13 composition rotation；Pedestal 8 supports dehydrator overall structure, and this two groups are moved Quiet structure prevents dust from revealing by sealing device 4 sealing.

Shown in Figure 4, wherein, described stand material knife 13 is multiple, along along the length direction of corresponding described leakage rake arms 12 Arranged is connected with the other end of corresponding described leakage rake arms 12 at a certain distance, and multiple stand material knife 12 is equal at a certain distance Even arrangement, maintenance easy to disassemble, also allow for adjusting gap, more reasonably cloth.

Implement, as one preferably, described leakage rake arms 12 has the material leakage structure of hollow, the material leakage of described hollow It is provided with reinforcing plate in structure, thus the material leakage structure of described hollow is divided into multiple material leakage areas 121, be so easy to stand material knife 13 work When making, unnecessary mud is passed through to rear side, there is the function of certain rake material, leakage rake arms 12 middle part is strengthened, and meeting some strength will Ask.

Preferably, described stand is expected knife 13 and is leaked rake arms 12 with threadeding, easy to disassemble.

Formed by the casting of high intensity anticorrosive material referring to Fig. 8-10 Suo Shi it is preferred that described stand material knife 13, section is little spiral shell Rotation covering of the fan structure, helical angle is 15 °～20 °, has the function of promoting mud to advance, and described stand expects that the cutter head of knife 13 has certain tooth Shape, is easy to mud uniform distribution.

Specific embodiment, described stand expects that knife 13 and the gap of the inwall of interlayer cylinder 6 are usually no more than 30mm, and this is mud Preferable heat exchange thickness when contacting drying with barrel, actual thickness may be designed to adjustable structure, and general control is in 20- In the range of 30mm.

Described scraper 11 is and spreads out the structure that material knife 14 uses cooperatively, referring to shown in Fig. 5,6,7, scraper 11 is installed on correspondence Leakage rake arms 12 on, along corresponding described leakage rake arms 12 length direction along install, with corresponding described leakage rake arms 12 another End is connected.

Described scraper 11 can make elongated form, and scraper is formed using the casting of high intensity anticorrosive material, and cutter head adopts Vomerine tooth form, the effect of scraper 11 is that the mud completing stand material knife 13 is swept after drying again, so that mud is again located In state at random, such benefit is to dig the mud contacting with barrel, with barrel mud farther out through rearranging, can Contact with barrel faster, accelerate drying effect.Mud is swept accumulation by scraper, when to some, unnecessary mud Pass through from the material leakage area 121 of leakage rake arms 12, the sludge quantity calculating and setting size that the size in material leakage area 121 is dried as needed.

Described scraper 11 is less with a distance from the barrel of interlayer cylinder, easier more mud are swept, but too Thermal expansion closely to be considered and the factor such as foozle, deformation, therefore according to current manufacture and application practice, spacing controls in 3- 6mm.

Mud pave functional realiey as shown in Fig. 3,11, mud enter cylinder after, in uneven state be distributed, quill shaft During 7 rotation, connected leakage rake arms 12, stand material knife 13 rotate simultaneously, thus realizing pug 14 shakeout；And scraper 11 when rotated, it is possible to achieve sweeps pug 14 from the cylinder inwall of interlayer cylinder, as shown in Fig. 3,12.

It should be noted that in this utility model, described interlayer cylinder 6 is heat exchange structure, heat transferring medium interface is arranged in It is not necessary to swivel joint on interlayer cylinder；Thermal source can use steam, it is possible to use conduction oil.

Wherein, described quill shaft 7 can be to support 3 supports by rotation, and the rotation by linking into an integrated entity with quill shaft 7 Mechanism is connected with actuating device 2, and actuating device 2 is connected with driving means 1, and quill shaft is driven by driving means 1 and by passing Dynamic device 2 is rotated thus driving scraper 11 to be rotated with stand material knife 13.

During work, the rotating mechanism linking into an integrated entity with described quill shaft 7 under the driving of driving means 1, by transmission Device 2 rotates, and mud enters from charging aperture 5, and mud, in scraper 11, leaks rake arms 12, under the comprehensive function of stand material knife 13, with institute State interlayer cylinder 6 fully to fit 10 seconds to 40 second time, and repeatedly swept, and gradually promote forward.And described interlayer cylinder 6 In pass through thermal medium, such as vapourss heating cylinder, the heat of cylinder carries out heat exchange with the sludge blanket being adjacent to, the moisture in mud Evaporated.

This utility model using stand material knife 13 force for the mud of stacking to carry out spreading by rule, and using scraper 11 with Afterwards the mud paving is dug, be then circulated again and pave it is ensured that entering the sludge in the interlayer cylinder sealing Uniformly paved it is ensured that mud is fully efficiently dried.

It should be noted that for more preferable drying and processing and mitigating equipment attrition, the rotating speed of quill shaft should control one Individual relatively low rotating speed, so has three benefits：1 is to be suitable at a slow speed the cloth of mud uniformly, and 2 are advantageous for mud when having longer Between contact with barrel, be easy to heating evaporation moisture, 3 is the light abrasion of status devices at a slow speed, life-span length.

Compared with prior art, this utility model has the advantages that：

1st, the evaporation intensity of per surface area significantly improves that is to say, that drying efficiency greatly improves.

2nd, slow running state make structure abrasion substantially reduce, service life improve.

3rd, because being slow running, the amount of dust very little of agitation, the discharge of dust is less, and the exhaust-gas treatment of discharge is easy, Can be realized using simple handling process.

4th, low unit cost, easily realizes miniaturization, adapts to the little project of mud handling capacity.

5th, multiple minor spiral vane types stand material knife cloth, scraper stirring mode manufacturing process simple, convenient maintenance and replacement.

6th, interlayer cylinder is fixture, and turnover heat transferring medium can be it is not necessary to swivel joint using adapter.

This utility model can efficiently control thickness in dehydrator for the thinning mud, makes the table that mud is tried one's best with dehydrator Face contacts, and substantially increases the drying efficiency of mud.Meanwhile, using blade construction, the mud after drying is swept, is again entered The drying repeatedly of row next round, makes mud from the beginning of feed end, until discharge end, mud can be promoted by this process to advance simultaneously Fully dry.

The above is only preferred implementation of the present utility model it is noted that common skill for the art For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims (10)

1. material formula dehydrator is scraped it is characterised in that including interlayer cylinder in a kind of stand, be located in interlayer cylinder rotatable in Empty axle, is located at discharging opening on interlayer cylinder, charging aperture and filter, is arranged on the scraper on described quill shaft by leaking rake arms With stand material knife；Described leakage rake arms is multiple, is in emitting shape arranged for interval around the outer wall of described quill shaft, and two adjacent leakage rakes Described scraper and stand material knife are respectively mounted on arm；Heat transferring medium is had on described interlayer cylinder import and export.

2. material formula dehydrator is scraped it is characterised in that described stand material knife is multiple, along corresponding in stand according to claim 1 On the length direction of described leakage rake arms, arranged is connected with the other end of corresponding described leakage rake arms at a certain distance.

3. material formula dehydrator is scraped it is characterised in that described stand material knife and leakage rake arms screw thread connect in stand according to claim 2 Connect.

4. according to claim 1 or 3, material formula dehydrator is scraped it is characterised in that described leakage rake arms has the leakage of hollow in stand Material structure.

5. according to claim 4 stand scrape material formula dehydrator it is characterised in that be provided with the material leakage structure of described hollow plus Strong plate, the material leakage structure of described hollow is divided into multiple material leakage areas.

6. material formula dehydrator is scraped it is characterised in that described stand expects that the section of knife is spiral in stand according to claim 1 or 5 Covering of the fan structure, helical angle is 15 °～20 °, and the cutter head of described stand material knife 13 has dentalation.

7. material formula dehydrator is scraped it is characterised in that described scraper is strip and cutter head adopts in stand according to claim 6 Vomerine tooth structure.

8. material formula dehydrator is scraped it is characterised in that the cutter head of described scraper and interlayer cylinder in stand according to claim 1 or 7 The distance of the inwall of body is less than the cutter head of described stand material knife and the distance of the inwall of described interlayer cylinder.

9. material formula dehydrator is scraped it is characterised in that the cutter head of described scraper and interlayer cylinder in stand according to claim 8 The distance of inwall is 3-6mm, and described stand expects that the cutter head of knife is 15-30mm with the distance of the inwall of described interlayer cylinder.

10. material formula dehydrator is scraped it is characterised in that described quill shaft is filled by rotating support in stand according to claim 1 or 9 Put support and be connected with actuating device by the rotating mechanism linking into an integrated entity with this quill shaft 7, described actuating device and drive Dynamic device is connected.