CN209652122U - A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives - Google Patents
A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives Download PDFInfo
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- CN209652122U CN209652122U CN201822023175.0U CN201822023175U CN209652122U CN 209652122 U CN209652122 U CN 209652122U CN 201822023175 U CN201822023175 U CN 201822023175U CN 209652122 U CN209652122 U CN 209652122U
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- magnet synchronous
- synchronous motor
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Abstract
The utility model discloses a kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives, including main body, material feeding box and feed box, the main body is equipped with concentrating part and de-watering section, the main body axis is equipped with a rotary shaft, folded sea whelk is installed in the rotary shaft, the screw pitch of the folded sea whelk gradually becomes smaller from concentrating part to de-watering section, the end of the rotary shaft is equipped with rimless low-speed big permanent magnet synchronous motor and the rotary shaft and folded sea whelk rotate about the axis, motor includes rotor assembly and stator module, the rotor assembly includes mover and permanent magnet, the mover is set in the rotary shaft；Stator module is oppositely arranged with rotor assembly, the stator module includes stator core and stator winding, the stator module is composed of the stator unit of at least two fan-shaped structures, the utility model is by the direct driven at low speed dewaterer of the motor, to achieve the purpose that transmission efficiency height, low noise, torque are big, easy to maintain.
Description
Technical field
The utility model relates to dewaterer technical fields, and in particular to same to a kind of rimless combined type low-speed big permanent magnetism
Walk the sludge dewatering equipment of electric-machine directly-driven.
Background technique
In the industries such as municipal works, chemical industry, pharmacy, sludge can be generated during the manufacturing, without fine place
After the sludge of reason disposition enters environment, it will secondary pollution is brought directly to water body, soil and atmosphere, to ecological environment and the mankind
Activity constitute serious threat, therefore, sludge is very important in processing.A kind of folded spiral shell formula sludge dewatering is commonly used at present
Machine handles sludge, and Stacked sludge dewatering machine belongs to spiral pressing dehydrator, it is possible to reduce sedimentation basin and sludge condensation
Sewage plant construction cost is saved in pond.Stacked sludge dewatering machine cleans filtering technique instead of tradition with multiple ring plate automatically
Screen filtering, itself cleaning filtering technique ensure the mud-water separation effect of dewaterer continuous-stable, pass through screw diameter and screw pitch
Change the micro gap between the powerful extruding force generated, and travelling ring and fixed ring, realizes and extrusion dehydration is carried out to sludge.
Such as Chinese (CN201520104686.9) discloses a kind of integral type spiral sludge dewatering machine, including inside is divided into
The cabinet of upper storehouse and lower storehouse, top of the box are equipped with hybrid electric motor, and hybrid system and chemical feed pipe are provided in the upper storehouse, described
Folded breechblock and filtrate receiver are provided in lower storehouse, the folded breechblock is mounted on filtrate receiver, and the upper storehouse passes through enters mud pipe and folded spiral shell
The input terminal of body is connected, and the folded breechblock folds breechblock output end and stretch out cabinet setting in the tilted setting in lower storehouse., pass through motor
Folded breechblock is driven to realize the dehydration to sludge.Though the dewaterer structure is simplifying to a certain degree, its transmission device further includes
Multiple motor and attachment device, electronic, transmission device construct more, installation complexity, influence transmission efficiency, reduction dehydration efficiency.
In addition in the prior art, driving power source mainly uses the main driving of double-speed motor and hydraulic motor Assisted Combinatorial
Driving method or variable-frequency motor driving method, the main driving of the double-speed motor and the driving method of hydraulic motor Assisted Combinatorial have
Following disadvantage: 1, it is unable to that large torque cannot be provided when continuous speed adjustment, low speed operation；2, structure is complicated, place bad adaptability；3, it passes
Efficiency of movement is low, and high failure rate influences dewatering speed；4, the problems such as hydraulic motor and motor cannot drive simultaneously；5, response speed
Slowly, energy consumption is high.
Summary of the invention
The purpose of this utility model is in view of the problems of the existing technology, to provide a kind of rimless combined type low-speed big
The sludge dewatering equipment that permanent magnet synchronous motor directly drives.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives, including main body, the main body two
The material feeding box and feed box at end, the main body are equipped with concentrating part close to material feeding box one end, and the main body is set close to feed box one end
There is de-watering section, the main body axis is equipped with a rotary shaft and through the main body and the material feeding box and feed box, described
Folded sea whelk is installed, the screw pitch of the folded sea whelk gradually becomes smaller from concentrating part to de-watering section, the end of the rotary shaft in rotary shaft
Portion is equipped with rimless combined type low-speed big permanent magnet synchronous motor, and the rimless combined type low-speed big permanent magnet synchronous motor drives
It moves the rotary shaft and folded sea whelk rotates about the axis, the rimless combined type low-speed big permanent magnet synchronous motor includes rotor set
Part and stator module, the permanent magnet that the rotor assembly includes mover and is evenly arranged on mover around the axis are described
Mover is set in the rotary shaft；The stator module is oppositely arranged with the rotor assembly, and the stator module is by least
The stator unit of two fan-shaped block structures is composed, and the stator unit includes stator core and is wrapped in the stator iron
Stator winding on core.After permanent magnet synchronous motor is powered, the magnetic force rotated around axis direction can be generated, can be turned with driven at low speed
Sub-component rotation, provides biggish torque for the folded sea whelk in rotary shaft, carries out extruding concentration, de-watering section to sludge in concentrating part
Sludge is further dehydrated.It states the stator unit that stator module is fan-shaped block structure to be composed, when wherein some stator list
Member damage, then be individually replaced one of stator unit, thus the maintenance and nursing of equipment of being more convenient for.
Further, the rotor assembly is arranged at the material feeding box front or feed box rear portion.
Specifically, the stator module further includes having stator base；The stator core is fixedly installed in the stator base
On seat；The permanent magnet is distributed in lateral wall and/or the end face of the mover；The stator base is set in the rotor assembly
Outside；The stator core is placed in the inner sidewall of the stator base, setting corresponding with the permanent magnet.By stator winding and
The cooperation of permanent magnet radially and/or axially provides biggish turning moment to the cylinder in rotary shaft, drives rotary shaft and fold
Sea whelk rotation, so that dewaterer be driven to work.
Specifically, being equipped with fixed ring and travelling ring, the fixed ring and the trip between the folded sea whelk and the main body
Rotating ring is layered on top of each other and is looped around the folded sea whelk and rotary shaft periphery；The filter formed between the fixed ring and the travelling ring
Seam gradually becomes smaller from concentrating part to de-watering section.The travelling ring diameter is greater than the fixed ring diameter, and the rotary shaft rotation is driven
The travelling ring is moved in fixed interannular wander up and down.After electrical power, the rotation for folding sea whelk drives travelling ring wander up and down, clearly
The sludge in gap is managed out, to reach self-cleaning purpose.
Further, it is equipped with back pressure plate close to the one side of de-watering section in the feed box, back pressure plate provides pressure to sludge
It is dehydrated, there are mud extraction gaps between the back pressure plate and the rotary shaft and discharging tank wall.
Further, expansion sleeve is provided between the rotary shaft and the mover.
Further, the main body is cylindrical shape, uniformly offers several rectangular windows on the surface of the main body；
The top of the material feeding box is equipped with feed inlet, and the lower part of the feed box is equipped with discharge port.
Compared with prior art, the utility model has the beneficial effects that 1, using rimless combined type low-speed big permanent magnetism
The dewaterer that synchronous motor directly drives can flexibly adjust motor speed, be dehydrated with providing low-speed big to sludge；2,
Dewaterer is directly driven using permanent magnet synchronous motor, it is possible to reduce existing equipment gear, reduction gearbox, friction pulley etc. drive intermediate ring
Section simplifies driving method and structure, improves drive efficiency, realizes the quick response of dewaterer；3, the rimless big torsion of combined type low speed
Both ends are arranged outside rotary shaft in torque permanent magnet synchronous motor, and space occupied is small, easy for installation, easy to repair, result of ventilating heat dissipation
It is good；4, dewaterer failure using rimless combined type low-speed big permanent magnet synchronous motor is few, noise is small, it is de- not shut down continuously
Water；5, the fixed ring and travelling ring being rationally arranged, can prevent filter seam blocking, have the function of that self is cleaned；6, this is practical new
The stator module of type is composed using the stator unit of several fan-shaped block structures, the maintenance for equipment of being more convenient for, reduce maintenance at
This, saves downtime, improves the production efficiency of equipment.
Detailed description of the invention
Fig. 1 is a kind of dewaterer that Frameless combined type low-speed big permanent magnet synchronous motor directly drives of the utility model
Structural schematic diagram；
Fig. 2 is enlarged diagram at A in Fig. 1；
Fig. 3 is a kind of structural schematic diagram of the utility model stator core；
Fig. 4 is another structural schematic diagram of the utility model stator core；
Fig. 5 is the dewaterer that the utility model another kind Frameless combined type low-speed big permanent magnet synchronous motor directly drives
Structural schematic diagram；
In figure: 1- main body, 2- material feeding box, 3- feed box, 4- concentrating part, 5- de-watering section, 6- rotary shaft, 7- fold sea whelk, 8-
Motor, 9- fixed ring, 10- travelling ring, 11- rotor assembly, 1101- mover, 1102- permanent magnet, 12- stator module, 1201- are fixed
Sub- iron core, 1202- stator base, 13- back pressure plate, 14- expansion sleeve, 15- feed inlet, 16- discharge port.
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical solution of the utility model is clearly and completely retouched
It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art under the conditions of not making creative work it is obtained it is all its
Its embodiment, fall within the protection scope of the utility model.
As shown, a kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives, including main body 1,
The material feeding box 2 and feed box 3 at 1 both ends of main body, the main body 1 are equipped with concentrating part 4, the main body 1 close to 2 one end of material feeding box
It is equipped with de-watering section 5 close to 3 one end of feed box, 1 axis of main body is equipped with a rotary shaft 6 and runs through the main body 1 and institute
Material feeding box 2 and feed box 3 are stated, folded sea whelk 7 is installed in the rotary shaft 6, the screw pitch of the folded sea whelk 7 is from concentrating part 4 to de-
Water portion 5 gradually becomes smaller, and the end of the rotary shaft 6 is equipped with rimless combined type low-speed big permanent magnet synchronous motor 8, described rimless
Combined type low-speed big permanent magnet synchronous motor 8 drives the rotary shaft 6 and folded sea whelk 7 to rotate about the axis, the rimless combination
Formula low-speed big permanent magnet synchronous motor 8 includes rotor assembly 11 and stator module 12, and the rotor assembly 11 includes mover
1101 and it is evenly arranged in the permanent magnet 1102 on mover around the axis, the mover 1101 is set in the rotary shaft 6
On；The stator module 12 is oppositely arranged with the rotor assembly 11, the stator module 12 include stator core 1201 and
The stator winding being wrapped on the stator core 1201；The stator module 12 by least two fan-shaped structures stator list
Member is composed.
Specifically, the stator module 12 is at least the stator unit head and the tail splicing by two fan-shaped block structures and surrounds
Ring structure, or at least and shape evenly distributed in the circumferential direction around axis by the stator unit of two fan-shaped rod structures
At structure.
Preferably, it is connected between the rotary shaft 6 and the mover 1101 by expansion sleeve；It is close in the feed box 3
The one side of de-watering section 5 is equipped with back pressure plate 13, and there are mud extractions between 3 tank wall of the back pressure plate 13 and the rotary shaft 6 and feed box
Gap.
Further, the main body 1 is cylindrical shape, uniformly offers several rectangle windows on the surface of the main body 1
Mouthful；The top of the material feeding box 2 is equipped with feed inlet 15, and the lower part of the feed box 3 is equipped with discharge port 16
Further, the rotor assembly 11 is arranged at 2 front of material feeding box or 3 rear portion of feed box.
Further, lateral surface and/or the end face of the rotor assembly 11 is arranged in the stator module 12.
It in the actual production process, can be same by the rimless combined type low-speed big permanent magnetism according to the requirement in place
The main body of the dewaterer of step electric-machine directly-driven is arranged to horizontal or inclined.With horizontally disposed dewaterer work in the utility model
For specific embodiment, it is specifically described the arrangement of stator module 12 and rotor assembly 11 and motor 8 below, when use can
Centrifugal ore separator is directly driven using the permanent magnet synchronous motor of following several arrangements.
Embodiment one
As shown in Figure 1-Figure 3, the rimless combined type low-speed big permanent magnet synchronous motor 8 is arranged at 3 rear portion of feed box
Rotary shaft 6 on, the stator module 12 further includes having stator base 1202；The stator core 1201 is fixedly installed in described
It is corresponding to be mounted on the 3 rear portion case of feed box in stator base one end of 1101 lateral surface of mover in stator base 1202
On wall, the other end the corresponding stator base on 1101 end face of mover is bolted；The mover 1101 is in a ring
Rod structure；The permanent magnet 1102 is distributed on the lateral wall and end face of the mover 11-1；The stator core 1201 is fan
Shape rod structure is made of 4 stator units around axis fan-shaped rod structure evenly distributed in the circumferential direction, with stator base one
It rises and is set on the lateral surface and end face of the rotor assembly 11；
The stator core 1201 is placed in the inner sidewall of the stator base 1202, the stator core 1201 with it is described forever
Magnet 1102 is oppositely arranged.
After permanent magnet synchronous motor is powered, the magnetic force rotated around axis direction can be generated, it can direct driven at low speed rotor
Component 11 rotates, and provides biggish torque for the folded sea whelk 7 in rotary shaft 6, carries out extruding concentration, In to sludge in concentrating part 4
De-watering section 5 is further dehydrated sludge.
Embodiment two
As shown in Figure 1, Figure 2 and Figure 4, the rimless combined type low-speed big permanent magnet synchronous motor 8 is arranged in feed box 3
In the rotary shaft 6 at rear portion, the stator module 12 further includes having stator base 1202；The stator core 1201 is fixedly installed in
It is corresponding after stator base one end of 1101 lateral surface of mover is mounted on the feed box 3 in the stator base 1202
On portion's tank wall, the other end the corresponding stator base on 1101 end face of mover is bolted；The mover 1101 is in
Sector structure；The permanent magnet 1102 is distributed on the lateral wall and end face of the mover 11-1；The stator base 1202 is in
Sector structure is simultaneously set on the lateral surface and end face of the rotor assembly 11；
The stator core 1201 is formed by 6 sectorial block structures to form and is placed in the stator base 1202, described
Stator core 1201 is oppositely arranged with the permanent magnet 1102.
After permanent magnet synchronous motor is powered, the mover 1101 provides for the stator core 1201 to be rotated in an axial direction
Magnetic field, promoting the stator module 12 and rotor assembly 11 is that the rotary shaft 6 and folded sea whelk 7 are provided around the rotary shaft 6
The torque of axial line rotation directly drives sludge dewatering equipment and carries out dewatering work
Embodiment three
As shown in figure 5, the rotation of 2 front of material feeding box is arranged in the rimless combined type low-speed big permanent magnet synchronous motor 8
In shaft 6, the stator module 12 further includes having stator base 1202；The stator core 1201 is fixedly installed in the stator
On pedestal 1202, it is corresponding be mounted on the 2 front tank wall of material feeding box in stator base one end of 1101 lateral surface of mover,
The corresponding stator base on 1101 end face of mover is bolted in the other end；The mover 1101 column knot in a ring
Structure；The permanent magnet 1102 is distributed on the lateral wall and end face of the mover 11-1；Institute's stator core 1201 is sector
Rod structure is made of 4 stator units around axis fan-shaped rod structure evenly distributed in the circumferential direction, together with stator base
It is set on the lateral surface and end face of the rotor assembly 11；
The stator core 1201 is placed in the inner sidewall of the stator base 1202, the stator core 1201 with it is described forever
Magnet 1102 is oppositely arranged.
The stator core 1201 is placed in the inner sidewall of the stator base 1202, and the stator core 1201 is integrated into
The circular column of type is oppositely arranged with the permanent magnet 1102.
After permanent magnet synchronous motor is powered, the magnetic force rotated around axis direction can be generated, it can direct driven at low speed rotor
Component 11 rotates, and provides biggish torque for the folded sea whelk 7 in rotary shaft 6, carries out extruding concentration, In to sludge in concentrating part 4
De-watering section 5 is further dehydrated sludge.
Example IV
According to the actual needs, the stator base only can be set on 1101 lateral surface of mover；Or only in institute
It states and the stator base is set on the end face of mover 1101；Other settings are consistent with example one or two or three.
Embodiment five
In the present embodiment, the rotor assembly 11 and stator module of the rimless combined type low-speed big permanent magnet synchronous motor
12 arrangement and with it is consistent in embodiment one or two or three, the difference is that, set between the folded sea whelk 7 and the main body 1
There are fixed ring 9 and travelling ring 10, the fixed ring 9 and the travelling ring 10 are layered on top of each other and are looped around the folded sea whelk 7 and rotation
6 periphery of shaft；The filter seam formed between the fixed ring 9 and the travelling ring 10 gradually becomes smaller from concentrating part 4 to de-watering section 5.
The diameter of the travelling ring 10 is greater than the diameter of the fixed ring 9, and the rotation of rotary shaft 6 drives the travelling ring 10 in fixation
9 wander up and downs of ring.After electrical power, the rotation of rotary shaft 6 and folded sea whelk 7 drives travelling 10 wander up and down of ring, cleans out
Sludge in gap, to reach self-cleaning purpose.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. a kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives, including main body, the main body both ends
Material feeding box and feed box, which is characterized in that the main body close to material feeding box one end be equipped with concentrating part, the main body close to discharging
Case one end is equipped with de-watering section, and the main body axis is equipped with a rotary shaft and through the main body and the material feeding box and discharging
Case is equipped with folded sea whelk in the rotary shaft, and the screw pitch of the folded sea whelk gradually becomes smaller from concentrating part to de-watering section, the rotation
The end of axis is equipped with rimless combined type low-speed big permanent magnet synchronous motor, the rimless combined type low-speed big permanent-magnet synchronous
Rotary shaft described in motor driven and folded sea whelk rotate about the axis, and the rimless combined type low-speed big permanent magnet synchronous motor includes
Rotor assembly and stator module, the permanent magnetism that the rotor assembly includes mover and is evenly arranged on mover around the axis
Body, the mover are set in the rotary shaft；The stator module is oppositely arranged with the rotor assembly, the stator module
It is composed of the stator unit of at least two fan-shaped block structures, the stator unit includes stator core and is wrapped in described
Stator winding on stator core.
2. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, the rotor assembly is arranged at the material feeding box front or feed box rear portion.
3. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, the stator module further includes having stator base；The stator core is fixedly installed in the stator base；It is described forever
Magnet is distributed in lateral wall and/or the end face of the mover；The stator base is set in outside the rotor assembly；The stator
Iron core is placed in the inner sidewall of the stator base, setting corresponding with the permanent magnet.
4. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, fixed ring and travelling ring, the fixed ring and the travelling ring phase alternating layers is equipped between the folded sea whelk and the main body
Fold and be looped around the folded sea whelk and rotary shaft periphery；The filter formed between the fixed ring and the travelling ring is stitched from concentrating part
It is gradually become smaller to de-watering section.
5. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 4 directly drives, feature
It is, the travelling ring diameter is greater than the fixed ring diameter, and the rotary shaft rotation drives the travelling ring in fixed interannular
Wander up and down.
6. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, is equipped with back pressure plate, the back pressure plate and the rotary shaft and discharging tank wall close to the one side of de-watering section in the feed box
Between there are mud extraction gaps.
7. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, is provided with expansion sleeve between the rotary shaft and the mover.
8. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, the main body is cylindrical shape, uniformly offers several rectangular windows on the surface of the main body.
9. the dewaterer that rimless combined type low-speed big permanent magnet synchronous motor according to claim 1 directly drives, feature
It is, the top of the material feeding box is equipped with feed inlet, and the lower part of the feed box is equipped with discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822023175.0U CN209652122U (en) | 2018-12-04 | 2018-12-04 | A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822023175.0U CN209652122U (en) | 2018-12-04 | 2018-12-04 | A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives |
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| Publication Number | Publication Date |
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| CN209652122U true CN209652122U (en) | 2019-11-19 |
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ID=68517443
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|---|---|---|---|
| CN201822023175.0U Active CN209652122U (en) | 2018-12-04 | 2018-12-04 | A kind of dewaterer that rimless combined type low-speed big permanent magnet synchronous motor directly drives |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318069A (en) * | 2020-03-02 | 2020-06-23 | 黄旭萍 | Accumulation type extrusion disc filter cloth dehydrator |
-
2018
- 2018-12-04 CN CN201822023175.0U patent/CN209652122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318069A (en) * | 2020-03-02 | 2020-06-23 | 黄旭萍 | Accumulation type extrusion disc filter cloth dehydrator |
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