Three-level multi-loop automatic combined type drier for high-humidity and high-viscosity material

A three-stage multi-loop, dryer technology, applied in dryers, non-progressive dryers, drying and other directions, can solve the problems of few tumble dryers, difficult to complete drying at one time, bending deformation, etc.

Active Publication Date: 2014-01-01

JIAOZUO ZHENJIENNEG DRYING EQUIP DEV

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AI-Extracted Technical Summary

Problems solved by technology

[0002] In the drum dryer in the prior art, the internal breaking shaft is a shaft that runs through the entire drum. Since the internal temperature of the drum is high when the drum is working, if the breaking shaft is too long, it will bend and deform at high temperature, affecting Therefore, the length of the broken shaft limits the length of the drum. I...

Method used

This "rotary rake flying" three-stage multi-circuit automatic combined high-humidity and high-viscosity material dryer is also provided with at least one throwing knife crushing device, and the throwing knife crushing device includes two main shafts, the middle part of which are installed on the main shaft Parallel discs, between the two discs, there are at least three swinging knife bars parallel to each other. One end of the blade is connected with the flail bar by a rotating pair, the flail blades are arranged parallel to the disc, and the flails on the adjacent flail bars are arranged alternately; the main shaft is installed on the cover of the multi-layer drum section In the lower part of the lower part, the said disc and throwing knife rod are located at the discharge end of the first-stage drum, and the breaking device is located at the place where the material must pass, which improves the crushing effect and can break the material that cannot be broken by the breaking shaft. The blocks are all broken.

[0031] The bearing box is one, and bearings are respectively arranged at both ends of the bearing box, and the inner ends of the two sections of the scattered shafts are respectively connected with the bearings at both ends in the bearing box. Simplify the support structure and avoid two sets of bearing boxes and outriggers.

[0032] The inner end of the leg is fixedly connected to the bearing box, the bearing is a self-aligning bearing, and the outer end of the leg is connected to the drum wall through an elastic support structure. The self-aligning bearing combined with the elastic support structure can reduce the processing accuracy and installation difficulty of the scattered shaft and bearing box.

[0036] The bearing box is one, and bearings are respectively arranged at both ends of the bearing box, and the inner ends of the two sections of the scattered shafts are respectively connected with the bearings at both ends in the bearing box. Simplify the support structure and avoid two sets of bearing boxes and outriggers.

[0037] The inner end of the leg is fixedly connected to the bearing box, the bearing is a self-aligning bearing, and the outer end of the leg is connected to the drum wall through an elastic support structure. The self-aligning bearing combined with the elastic support structure can reduce the processing accuracy and installation difficulty of the scattered shaft and bearing box.

[0039] The hot air system includes a cover air supply port arranged on the cover of the single-layer drum section and a waist air supply...

Abstract

The invention discloses a rotary harrow flying three-level multi-loop automatic combined type drier for a high-humidity and high-viscosity material. The multi-loop automatic combined type drier at least comprises a rotary drum body, closing covers arranged at the two ends of the rotary drum body, an internal scattering shaft and a hot air supply system, wherein the rotary drum body comprises a single layer rotary drum segment and multilayer rotary drum segments, the single layer rotary drum segment comprises only a layer of rotary drum, the multilayer rotary drum segments comprise at least two layers of rotary drum, the rotary drums of the multilayer rotary drum segments sequentially include a first level rotary drum, a second level rotary drum,.. and an Nth level rotary drum from interior to exterior, the rotary drum of the single layer rotary drum segment is butted with the first level rotary drum of the multilayer rotary drum segments, the scattering shaft comprises two sections, the outer ends of the two segments of the scattering shaft are respectively mounted on the closing covers at the two ends of the rotary drum body, the inner ends of the two segments of the scattering shaft are supported through an internal bearing box, and the bearing box is supported on the rotary drum body through a plurality of radial support legs. The Three-level multi-loop automatic combined type drier for the high-humidity and high-viscosity material has the advantages that the contradiction between the length of the scattering shaft and the length of the rotary drum body is solved, the length of the rotary drum body can be doubled, and the drying speed and effect are improved.

Application Domain

Drying gas arrangementsDrying chambers/containers +2

Technology Topic

Three levelEngineering +3

Image

Examples

Experimental program(5)

Example Embodiment

[0029] Embodiment one: see figure 1 , figure 2 , image 3 In the figure, a "rotary rake Feiteng" three-stage multi-circuit automatic combined high-humidity and high-viscosity material dryer includes at least the drum body, the covers at both ends of the drum body, the internal breaking shaft, and the heating air system. The drum body described above includes a single-layer drum section and a multi-layer drum section connected as one, the single-layer drum section has only one layer of drums, and there are at least two layers of drums in the multi-layer drum section, and the drums of the multi-layer drum section are from the inside To the outside, there are first-stage rollers, second-stage rollers...Nth-stage rollers. The rollers of the single-layer roller section are docked with the first-stage rollers of the multi-layer roller section. The broken shaft includes two sections, two sections The outer ends of the breaking shafts are respectively installed on the covers at both ends of the drum body, and the inner ends of the two sections of breaking shafts are supported by internal bearing boxes, and the bearing boxes are supported on the drum body by several radial outriggers.

[0030] The bearing box is located in the single-layer drum section near the multi-layer drum section, and the outer ends of the legs are supported on the drum wall of the single-layer drum section. The single-layer roller section is convenient for the installation of the outriggers. The installation of the outriggers in the multi-layer roller section needs to penetrate the inner multi-layer rollers, which is inconvenient to install and is generally not used.

[0031] There is one bearing box, and bearings are respectively arranged at both ends of the bearing box, and the inner ends of the two sections of scattered shafts are respectively connected with the bearings at both ends of the bearing box. Simplify the support structure and avoid two sets of bearing boxes and outriggers.

[0032] The inner ends of the legs are fixedly connected to the bearing box, the bearings are self-aligning bearings, and the outer ends of the legs are connected to the drum wall through an elastic support structure. The self-aligning bearing combined with the elastic support structure can reduce the processing accuracy and installation difficulty of the scattered shaft and bearing box.

[0033] The elastic support structure includes a spring placed at the end of the leg, a fixed plate at the inner end of the spring, and a movable plate at the outer end of the spring. The wall of the drum is provided with a sleeve, and the leg passes through the sleeve and the wall of the drum. The outer wall of the drum is fixed with a baffle, and the middle part of the baffle is provided with an adjusting bolt, which is screwed through the baffle and pressed against the movable plate at the outer end of the spring.

Example Embodiment

[0034] Embodiment two: see Figure 4 , figure 2 , image 3 , Figure 5 In the figure, a "rotary rake Feiteng" three-stage multi-circuit automatic combined high-humidity and high-viscosity material dryer includes at least the drum body, the covers at both ends of the drum body, the internal breaking shaft, and the heating air system. The drum body described above includes a single-layer drum section and a multi-layer drum section connected as one, the single-layer drum section has only one layer of drums, and there are at least two layers of drums in the multi-layer drum section, and the drums of the multi-layer drum section are from the inside To the outside, there are first-stage rollers, second-stage rollers...Nth-stage rollers. The rollers of the single-layer roller section are docked with the first-stage rollers of the multi-layer roller section. The broken shaft includes two sections, two sections The outer ends of the breaking shafts are respectively installed on the covers at both ends of the drum body, and the inner ends of the two sections of breaking shafts are supported by internal bearing boxes, and the bearing boxes are supported on the drum body by several radial outriggers.

[0035]The bearing box is located in the single-layer drum section near the multi-layer drum section, and the outer ends of the legs are supported on the drum wall of the single-layer drum section. The single-layer roller section is convenient for the installation of the outriggers. The installation of the outriggers in the multi-layer roller section needs to penetrate the inner multi-layer rollers, which is inconvenient to install and is generally not used.

[0036] There is one bearing box, and bearings are respectively arranged at both ends of the bearing box, and the inner ends of the two sections of scattered shafts are respectively connected with the bearings at both ends of the bearing box. Simplify the support structure and avoid two sets of bearing boxes and outriggers.

[0037] The inner ends of the legs are fixedly connected to the bearing box, the bearings are self-aligning bearings, and the outer ends of the legs are connected to the drum wall through an elastic support structure. The self-aligning bearing combined with the elastic support structure can reduce the processing accuracy and installation difficulty of the scattered shaft and bearing box.

[0038] The elastic support structure includes a spring placed at the end of the leg, a fixed plate at the inner end of the spring, and a movable plate at the outer end of the spring. The wall of the drum is provided with a sleeve, and the leg passes through the sleeve and the wall of the drum. The outer wall of the drum is fixed with a baffle, and the middle part of the baffle is provided with an adjusting bolt, which is screwed through the baffle and pressed against the movable plate at the outer end of the spring.

[0039] The hot air supply system includes a cover air supply port arranged on the cover of the single-layer drum section and a waist air supply device arranged on the outermost drum of the multi-layer drum section near one end of the single-layer drum section. Increased waist air supply improves drying performance.

[0040] The waist hot air device includes an outermost roller and a bellows, the bellows is an annular bellows with a groove-shaped cross section, the groove-shaped opening of the bellows is facing the outer surface of the roller body, the bellows is set on the roller body, and covered in Several air inlets are distributed along the circumferential direction on the surface of the drum body in the bellows, and the annular bellows is provided with an air source interface connected with the air source.

Example Embodiment

[0041] Embodiment three: see figure 1 , figure 2 , image 3 , Image 6 , Figure 7 , a "rotary rake Feiteng" three-stage multi-circuit automatic combined high-humidity and high-viscosity material dryer, at least including a drum body, covers at both ends of the drum body, an internal dispersing shaft, and a heating air system. The drum body includes a single-layer drum section and a multi-layer drum section connected as one. The single-layer drum section has only one layer of drums, and there are at least two layers of drums in the multi-layer drum section. The drums of the multi-layer drum section are from inside to outside The first-stage roller, the second-stage roller...the N-stage roller in turn, the roller of the single-layer roller section is docked with the first-stage roller of the multi-layer roller section, and the breaking shaft includes two sections, and the two-stage breaking The outer ends of the shaft are respectively installed on the covers at both ends of the drum body, and the inner ends of the two broken shafts are supported by the inner bearing box, and the bearing box is supported on the drum body by several radial outriggers.

[0042] The bearing box is located in the single-layer drum section near the multi-layer drum section, and the outer ends of the legs are supported on the drum wall of the single-layer drum section. The single-layer roller section is convenient for the installation of the outriggers. The installation of the outriggers in the multi-layer roller section needs to penetrate the inner multi-layer rollers, which is inconvenient to install and is generally not used.

[0043] There is one bearing box, and bearings are respectively arranged at both ends of the bearing box, and the inner ends of the two sections of scattered shafts are respectively connected with the bearings at both ends of the bearing box. Simplify the support structure and avoid two sets of bearing boxes and outriggers.

[0044] The inner ends of the legs are fixedly connected to the bearing box, the bearings are self-aligning bearings, and the outer ends of the legs are connected to the drum wall through an elastic support structure. The self-aligning bearing combined with the elastic support structure can reduce the processing accuracy and installation difficulty of the scattered shaft and bearing box.

[0045] The elastic support structure includes a spring placed at the end of the leg, a fixed plate at the inner end of the spring, and a movable plate at the outer end of the spring. The wall of the drum is provided with a sleeve, and the leg passes through the sleeve and the wall of the drum. The outer wall of the drum is fixed with a baffle, and the middle part of the baffle is provided with an adjusting bolt, which is screwed through the baffle and pressed against the movable plate at the outer end of the spring.

[0046] The bearing box is a heat-insulated bearing box, and the inside of the two broken shafts is provided with transparent lubricating oil passages, the inner ends of the two lubricating oil passages communicate with the inside of the bearing box, and the outer ends of the two central pipelines Connect the oil supply and oil collection pipes respectively.

[0047] The heat-insulating bearing box includes a tubular inner box body and an outer box body, the inner box body and the outer box body are concentrically arranged, and several pillars are arranged between the inner box body and the outer box body. There is insulation filler between the box body and the outer box body, the bearing is installed on the bearing steps on the inner surface of the inner box body, the end of the inner box body is provided with an inner box body end cover, and the inner box body end cover is provided with The top ring A is in contact with the outer surface of the bearing; the end of the outer shell is provided with an outer box end cover, and the inside of the outer box end cover is provided with a top ring B in contact with the inner box end cover, and the inner box end cover and The middle part of the outer box body end cover is provided with shaft holes, and the shaft holes correspond to the inner holes of the bearings, and the shaft ends are installed in the bearings, and pass through the inner box body end cover and the outer box body end cover outwards successively. In this way, the heat insulation protection for the bearing is formed, which prevents the bearing from being damaged in the high environment inside the drum.

PUM

Description & Claims & Application Information

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