CN216998106U

CN216998106U - Miniaturized spinning type wet material drying machine

Info

Publication number: CN216998106U
Application number: CN202123157730.7U
Authority: CN
Inventors: 王岳平; 吴介军
Original assignee: Yixing Zeus Pump Manufacture Co ltd
Current assignee: Yixing Zeus Pump Manufacture Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-07-19
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a miniaturized spinning type wet material drying machine, and relates to material drying equipment with high water content, which comprises a rack, a filter cartridge assembly and a spiral squeezing shaft in the filter cartridge assembly, wherein the filter cartridge assembly comprises a feeding bin part, a drum screen part and a discharging part, the feeding bin part is provided with a feeding port, the discharging part is provided with a discharging port, one end of the spiral squeezing shaft penetrates through the feeding bin part and is connected with a first driving device, the other end of the spiral squeezing shaft penetrates through the discharging part, a vacuum suction section is arranged at one section of the drum screen part close to the discharging part, the vacuum suction section comprises a vacuum cover arranged at the periphery of the drum screen part, a suction port and a liquid discharging hole arranged on the vacuum cover, the vacuum cover is fixedly connected with the drum screen part and is arranged at intervals with the vacuum suction section to form a sealed vacuum suction cavity, and the suction port is connected with a vacuum device through a suction pipeline. By additionally arranging the vacuum suction structure, the drainage efficiency is further improved, and the dried material is favorably and smoothly discharged.

Description

Miniaturized spinning type wet material drying machine

Technical Field

The utility model relates to the field of drying and conveying of wet materials with high water content, in particular to a small-sized continuous drying device.

Background

The existing wet material drying equipment in the market generally adopts physical drying, and the common plate-and-frame filter press, the elliptical folding machine and the conventional screw press are adopted, so that the plate-and-frame filter press has the main problems that filter cloth needs to be continuously cleaned, the degree of manual intervention is high, continuous production cannot be realized, and the continuous operation of wet materials such as slurry, petroleum and coal slurry of industrial enterprises cannot be particularly adapted to, and needs to be improved;

the elliptical folding machine can realize continuous operation and is not easy to block materials, but has the biggest problems of complex mechanical mechanism, easy abrasion of the folding pieces, high replacement cost, low drying efficiency, large contact area between the materials and the internal folding pieces, incapability of being suitable for conveying the materials with certain purity requirements and still needing to be improved;

chinese patent application No. CN201610475699.6 discloses a filter, in particular to a rolling type sludge dewatering machine. The rolling type sludge dewatering machine comprises a rack and is characterized in that: the base is installed at frame both ends, wears to be equipped with the main shaft in the base, is equipped with the spiral and pushes away the piece on the main shaft, installs the wedge screen panel between two bases. The utility model has the beneficial effects that: can carry out continuous full-automatic dehydration work on the sludge, has high efficiency, good dehydration effect, long service life, good sealing property, wide application range and good working environment, and makes great contribution to the sewage treatment project. The filter pressing structure is a filter pressing structure with spiral conveying and spinning, can adapt to wet material conveying in various scenes, but the water content of discharged materials is still too high, particularly for example, municipal sludge, the water content of the sludge with the water content of 97 percent is still as high as about 80 to 82 percent after treatment, and the requirement of subsequent incineration cannot be met.

And the drying equipment has larger volume, the conveying length is generally more than 6 meters, and the applicability to small industrial enterprises is poor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the miniaturized rotary pressing type wet material drying machine which is simple in structure, convenient for industrial production, suitable for any conveying drying scene and capable of realizing continuous production, wherein the moisture content of the dried material can reach about 76%, and the market demand is met.

In order to realize the purpose of the utility model, the following technical scheme is provided: miniaturized spinning formula wet material mummification machine, which comprises a frame, strain a cartridge assembly, strain the crowded dry axle of spiral in the cartridge assembly, it includes feed bin portion to strain a cartridge assembly, section of thick bamboo sieve portion and ejection of compact portion, feed bin portion is provided with the charge door, ejection of compact portion is provided with the discharge gate, the crowded dry axle one end of spiral is worn out feed bin material portion and is connected first drive arrangement, the other end passes ejection of compact portion, one section that its characterized in that section of thick bamboo sieve portion is close to ejection of compact portion is provided with the vacuum suction section, the vacuum suction section is including setting up in the vacuum cover of section of thick bamboo sieve portion periphery, set up the suction opening on the vacuum cover, the outage, the purpose that sets up the outage lets discharge from the outage through the liquid that the vacuum suction came out. The vacuum cover is fixedly connected with the drum screen part and is arranged at intervals with the vacuum suction section to form a sealed vacuum suction cavity, and the suction port is connected with a vacuumizing device through a suction pipeline.

Preferably, the vacuum cover is sleeved with a sealing assembly for sealing the suction port and the suction joint, and sealing the liquid discharge hole and the liquid discharge pipe, and the suction joint is connected with the suction pipeline.

Preferably, the filter cartridge assembly is erected on the supporting turntable, and a transmission mechanism is arranged on the filter cartridge assembly and connected with a second driving motor to drive the filter cartridge assembly to rotate integrally.

Preferably, the cylindrical screen section is formed by splicing at least one section of cylindrical screen mesh with the same diameter.

Preferably, the meshes of the cylindrical screen are circular holes or square holes or wedge-shaped holes with large outer parts and small inner parts or elongated holes.

Preferably, the cylindrical screen is of an integral structure or a split combination structure.

Preferably, the spiral wringing shaft comprises two end shaft heads, a shaft barrel and spiral blades on the surface of the shaft barrel.

Preferably, the pitch of the helical blades is gradually reduced from the feed bin portion to the discharge portion.

Preferably, the first driving device is a reduction gear box and a driving motor.

Preferably, the transmission mechanism is a gear transmission mechanism or a chain wheel transmission mechanism or a belt pulley transmission mechanism.

Preferably, the sealing assembly comprises a sealing seat and a sealing member arranged in the sealing seat, and the sealing seat is fixedly connected with the vacuum cover.

Preferably, the sealing element is a lip seal or a sealing packing.

Preferably, the first drive means is counter-rotating to the second drive motor. Through this kind of setting messenger strain a section of thick bamboo subassembly and spiral wringing axle and rotate with different speed and opposite direction, even material that can be better to can play through helical blade and the friction of bobbin screen inner wall and carry out the cleaning action to the bobbin screen, effectively prevent the jam of mesh, reduce the maintenance number of times, improve continuous production time.

The utility model has the beneficial effects that: according to the utility model, the vacuum suction structure is additionally arranged on the part of the drum screen part close to the discharge part, when the spinning machine works, the sludge is extruded by the spiral sheet to drain water, the drainage effect of the sludge is increased under the action of vacuum suction, the water content of the sludge is reduced, the material discharge efficiency is improved while the material water content is further reduced, the vacuum suction structure is simple and convenient to install and implement, the industrial value is high, and the vacuum suction structure is suitable for any conveying scene.

Drawings

FIG. 1 is a front view of embodiment 1.

Fig. 2 is a partially enlarged view a of fig. 1.

FIG. 3 is a front view of a cylindrical screen according to example 1.

Fig. 4 is a full sectional view of fig. 3.

Fig. 5 is a front view of the cylindrical screen of example 2 in an integrated structure.

Fig. 6 is a half sectional view of fig. 3.

FIG. 7 is a front view of a cylindrical screen according to example 3.

Fig. 8 is a half sectional view of fig. 7.

Detailed Description

Example 1: as shown in fig. 1, 2, 3, 4, a miniaturized rotary-pressing type wet material drying machine comprises a frame 1, a filter cartridge assembly 2, a spiral drying shaft 3 in the filter cartridge assembly 2, the filter cartridge assembly 2 is erected in a left support turntable 4 and a right support turntable 4, a bearing 5 is arranged in the support turntables 4, the filter cartridge assembly 2 comprises a feeding bin part 2.1, a drum screen part 2.2 and a discharging part 2.3, the feeding bin part 2.1 is provided with a feeding port 2.1.1, the discharging part 2.3 is provided with a discharging port 2.3.1, one end of the spiral drying shaft 3 penetrates out of the feeding bin part 2.1 to be connected with a reduction gear box 6 and a driving motor 7, the other end penetrates out of the discharging part 2.3 to be connected into a bearing seat 8, the drum screen part 2.2.2.2.1 is formed by coaxially splicing a plurality of sections of equal-diameter cylindrical screen meshes 2.2.1, the end parts of adjacent cylindrical screen meshes 2.2.1 are provided with flange plates, the flange plates are fixedly connected through bolts, a section of cylindrical screen mesh 2.2.1 close to be arranged as a vacuum suction section, and the vacuum section comprises an annular screen cover 2.2.2.2.1 arranged on the periphery of the section of the cylindrical screen mesh cover, A suction hole 2.4.1 and a liquid discharge hole 2.4.2 which are arranged on the annular vacuum cover 2.4, the annular vacuum cover 2.4 is fixedly connected with the section of the cylindrical screen 2.2.1, and a certain distance is kept between the vacuum suction cavity and the surface of the section of the cylindrical screen 2.2.1 to form a sealed vacuum suction cavity 2.5, a sealing seat 9 is arranged at the positions of a suction hole 2.4.1 and a liquid discharge hole 2.4.2 of the annular vacuum cover 2.4, a suction connector 9.1 and a liquid discharge connector 9.2 are arranged on the sealing seat 9, a lip-shaped sealing ring 9.3 is arranged in the sealing seat 9, the sealing seat 9 is fixedly connected with the adjacent supporting turntable 4, the sealing seat 9 does not rotate and is in a fixed state when in work, the suction connector 9.1 is connected with a vacuum pipeline, the vacuum pipeline is connected with a vacuum pump 10, a driven gear 11 is additionally sleeved on the annular vacuum cover 2.4, the driven gear 11 is meshed with a second driving motor 12 on the base and a driving gear 12.1 on the speed reducer to drive the whole filter cartridge assembly 2 to rotate, and meshes of the cylindrical screen 2.2.1 are wedge-shaped holes with large apertures and small apertures. The cylindrical screen 2.2.1 is of a slit combined structure. The spiral drying shaft 3 comprises shaft heads 3.1 at two ends, a shaft barrel 3.2 and spiral blades 3.3 on the surface of the shaft barrel 3.2. The pitch of the helical blade 3.3 is gradually reduced from the feeding bin part 2.1 to the discharging part 2.3. The cartridge assembly 2 and the spiral wringer shaft 3 rotate at different speeds and in opposite directions. A water collecting plate 13 is arranged below the filter cartridge component 2 and used for receiving and collecting the filtered water, and a coagulation reactor 14 and a delivery pump 15 are connected with a feed inlet through pipelines.

The specific manufacturing method comprises the following steps: the frame 1, the shaft head 3.1 of the spiral drying shaft 3, the shaft barrel 3.2 and the spiral blade 3.3 are made by the same method as the prior art, and can be made of carbon steel or stainless steel.

Production of cylindrical screen 2.2.1: firstly, sheet metal meshes are manufactured or purchased, fixed on a forming die for shaping, and welded into a drum screen with a required shape, wherein the drum screen can be in a semi-cylindrical shape or a cylindrical shape, and is preferably manufactured into the semi-cylindrical screen for convenience of maintenance.

When the cylindrical screen 2.2.1 is manufactured, the sealing seat and the sealing part of the annular vacuum cover are manufactured by solid metal so as to meet the requirement of sealing air in a rotating state and ensure that the vacuum suction cavity 2.5 has good vacuum degree.

When the cylindric screen of preparation, the material of screen cloth chooses stainless steel material for use, prevents to block up the mesh after the corrosion.

The sealing assembly may be sealed by a rubber lip seal, a packing seal, or other sealing forms, but is not limited in this embodiment as long as the vacuum portion can generate a negative pressure vacuum.

The shaft head 3.1 and the shaft cylinder 3.2 in the embodiment can be manufactured separately and then fixedly connected together, or the shaft cylinder 3.2 can replace a main shaft to transmit rotary torque power.

The pre-equipment for dosing, flocculation and the like and the post-equipment for flushing, discharging, crushing and the like which are matched with the spinning type sludge drying machine in the embodiment are the same as the prior art, and the utility model is not limited in the utility model.

In order to adapt to the situation that a vacuum cavity with a vacuum filtration function is additionally arranged on a spinning type sludge drying machine, sludge with low water content is adsorbed on a drum screen, and the flowing resistance is increased, the good method is to change the distance between the spinning blades of the vacuum filtration section or change the working height of the spinning blades, so that the extrusion force of the spinning blades on the sludge is increased, and the dried sludge can be smoothly discharged from the machine body.

Example 2: referring to example 1, as shown in fig. 5 and 6, the remaining features are unchanged, the cylindrical screen 2.2.1 is of an integral structure, and the mesh of the cylindrical screen 2.2.1 is a rectangular wedge-shaped mesh.

Example 3: referring to example 1, as shown in fig. 7 and 8, the remaining features are unchanged, and the mesh of the cylindrical screen 2.2.1 is conical, so that the mesh is not easily blocked by sludge.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the description has been made with

The described embodiments are merely some embodiments, rather than all embodiments, of the present invention, which are intended to be illustrative of the scope of the utility model, which is defined by the claims appended hereto. Various changes or modifications to these embodiments may be made by those skilled in the art without departing from the principle and spirit of the utility model, and these changes and modifications all fall within the scope of the utility model.

Claims

1. Miniaturized spinning formula wet material mummification machine, which comprises a frame, strain a cartridge assembly, strain the interior spiral wringing axle of cartridge assembly, it includes feed bin portion to strain a cartridge assembly, section of thick bamboo sieve portion and ejection of compact portion, feed bin portion is provided with the charge door, ejection of compact portion is provided with the discharge gate, spiral wringing axle one end is worn out feed bin material portion and is connected first drive arrangement, the other end passes ejection of compact portion, one section that its characterized in that section of thick bamboo sieve portion is close to ejection of compact portion is provided with the vacuum suction section, the vacuum suction section is including setting up in the vacuum cover of section of thick bamboo sieve portion periphery, set up the suction opening on the vacuum cover, the outage, vacuum cover and section of thick bamboo sieve portion rigid coupling, and the vacuum suction section between the interval set up and form sealed vacuum suction chamber, the suction opening is through suction pipe connection evacuating device.

2. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 1, wherein the vacuum cover is sleeved with a sealing assembly for sealing the suction port and the suction joint, and the liquid discharge hole and the liquid discharge pipe, and the suction joint is connected with the suction pipeline.

3. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 1, wherein the filter cartridge assembly is erected on the supporting turntable, and a transmission mechanism is arranged on the filter cartridge assembly, and the transmission mechanism is connected with a second driving motor to drive the filter cartridge assembly to rotate integrally.

4. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 1, wherein the cylindrical screen part is formed by splicing at least one section of cylindrical screen mesh with the same diameter.

5. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 4, wherein the meshes of the cylindrical screen mesh are circular holes or square holes or wedge-shaped holes with large outside and small inside or elongated holes.

6. The miniaturized rotary-pressing type wet material dryer according to claim 4, wherein the cylindrical screen is of an integral structure or a split combined structure.

7. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 1, wherein the spiral drying shaft comprises two end shaft heads, a shaft cylinder and a spiral blade on the surface of the shaft cylinder.

8. The miniaturized rotational pressing type wet material drying machine according to claim 7, wherein the pitch of the helical blades is gradually reduced from the feeding bin portion to the discharging portion.

9. The miniaturized rotary-press type wet material drying machine as claimed in claim 1, wherein the first driving device is a reduction gear box and a driving motor.

10. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 3, wherein the transmission mechanism is a gear transmission mechanism, a sprocket transmission mechanism or a belt pulley transmission mechanism.

11. The miniaturized rotary-pressing type wet material drying machine as claimed in claim 1, wherein the sealing assembly comprises a sealing seat and a sealing element arranged in the sealing seat, and the sealing seat is fixedly connected with the vacuum cover.

12. The miniaturized rotary-pressing type wet material dryer as claimed in claim 1, wherein the sealing member is a lip-shaped sealing ring or a sealing filler.

13. The miniaturized rotary-press type wet material drying machine as claimed in claim 3, wherein the first driving device and the second driving motor are opposite in rotation direction.