CN207566733U - A kind of Roller of Coal Grinder covers hanging apparatus - Google Patents
A kind of Roller of Coal Grinder covers hanging apparatus Download PDFInfo
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- CN207566733U CN207566733U CN201721590766.5U CN201721590766U CN207566733U CN 207566733 U CN207566733 U CN 207566733U CN 201721590766 U CN201721590766 U CN 201721590766U CN 207566733 U CN207566733 U CN 207566733U
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- screw rod
- lifting
- box set
- roller
- hanging apparatus
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Abstract
The utility model discloses a kind of Roller of Coal Grinder to cover hanging apparatus, belongs to equipment hoisting field.A kind of Roller of Coal Grinder set hanging apparatus of the utility model includes lifting ear plate and lifting loop bar, and lifting loop bar is fixedly installed in the lower part of lifting ear plate;Otic placode hole is provided in lifting ear plate;It lifts loop bar to include cannulated sleeve, retractable screw rod, screw rod and fix box set, cannulated sleeve both sides are arranged with retractable screw rod, and the one end of retractable screw rod far from cannulated sleeve is connected with screw rod, and the end of screw rod is connected with fixed box set.The utility model overcomes the shortcomings of that the set hanging apparatus easy run-off the straight in hoisting process of Roller of Coal Grinder in the prior art the situations such as falls and do not adapt to the lifting of different size of grinding roller sleeve, a kind of Roller of Coal Grinder set hanging apparatus is provided, its is simple in structure, without outsourcing, process it is easy to use, convenient for promoting the use of.
Description
Technical field
The utility model is related to equipment hoisting technical fields, cover lifting dress more specifically to a kind of Roller of Coal Grinder
It puts.
Background technology
Coal pulverizer can be divided into middling speed, low speed, high speed coal mill by rotating speed.Medium-speed pulverizer is suitable for grinding bituminous coal and meager coal
Etc. the powdered milling operation of medium-hard material, the powder processed of the industries such as electric power, metallurgy, building materials, chemical industry can be widely applied to
System, in particular in the Coal Grinding System of Pci for using bituminous coal in large quantities.The domestic medium-speed pulverizer used has at present
Following four:Roller-disc type medium-speed pulverizer (also known as square position mill);Roller-bowl formula medium-speed pulverizer (also known as bowl shaped mill or RP types mill);Ball-ring type
Medium-speed pulverizer (also known as middling speed ball milling or E types mill);Roller-ring type medium-speed pulverizer (also known as MPS mills).
3 grinding rollers on roller ring mill mill that coal-fired plant boiler generally uses at present are the drives in mill
Lower rotation, the raw coal fallen on by central coal spout in mill of milling;It is tangentially thrown away from mill by the coal dust milled, it is primary
Wind is blown into separator;In the separator coarse powder be separated return mill reface, qualified fine powder is once taken out of separator
It is sent in boiler and burns.For coal pulverizer through operation after a period of time, grinding roller abrasion is exceeded, must just carry out replacement maintenance, and
Grinding roller sleeve need to be lifted over and over again in grinding roller maintenance.And in pervious hoisting process, often grinding roller sleeve is prized with crowbar
It after playing support pad, then is directly lifted with steel wire rope, easily occurs grinding roller sleeve deflection in hoisting process, and be easy to cause grinding roller sleeve and roller
The abrasion of core mating surface, even causes grinding roller sleeve to scrap when serious.Generation in view of this situation, need to be to grinding roller sleeve hoisting tooling
It is improved.
Through retrieval, Chinese Patent Application No. 2015206999724, the applying date is the patent application of on 09 11st, 2015
File discloses a kind of Roller of Coal Grinder lifting device, and including lifting lug, equalizer bar and suspension hook, equalizer bar passes through company by two channel steels
Fishplate bar is welded, and outwardly, intermediate symmetry is stayed there are two rectangular space two channel steel openings, and equalizer bar middle upper portion is equipped with and hangs
Ear, there are one suspension hook, suspension hook adjustable position in rectangular space, the bending section courts of suspension hook for each rectangular space installation
Outside, suspension hook top is equipped with screw rod, and suspension hook is connected to by nut, gasket on equalizer bar, and the bending section end of suspension hook is equipped with boss.
Disadvantage is that:In lifting, due to position relationship, the situations such as easy run-off the straight is fallen and do not adapt to different size of
The lifting of grinding roller sleeve.
Utility model content
1. utility model technical problems to be solved
It is easy in hoisting process that hanging apparatus is covered the purpose of the utility model is to overcome Roller of Coal Grinder in the prior art
Run-off the straight the situations such as falls and does not adapt to the deficiency of the lifting of different size of grinding roller sleeve, provides a kind of Roller of Coal Grinder set
Hanging apparatus is adapted to steadily lift, and simple in structure the grinding roller sleeve of different size, and without outsourcing, processing uses
It is convenient, convenient for promoting the use of.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is:
A kind of Roller of Coal Grinder set hanging apparatus of the utility model, including lifting ear plate and lifting loop bar, lifts loop bar
It is installed on the lower part of lifting ear plate;Otic placode hole is provided in the lifting ear plate;Lifting loop bar includes cannulated sleeve, can stretch
Contracting screw, screw rod and fixed box set, cannulated sleeve both sides are arranged with retractable screw rod, and retractable screw rod is far from cannulated sleeve
One end is connected with screw rod, and the end of screw rod is connected with fixed box set.
It is further improved as the utility model, uniform intervals are provided with multiple sets along its length on cannulated sleeve
Cylinder pin hole, corresponding on retractable screw rod to offer mounting hole, pin sequentially passes through sleeve pin hole and mounting hole and by scalable silk
Bar and cannulated sleeve fastening.
It further improves, is offered along its length in the end of screw rod and retractable screw rod as the utility model
On the matched circle hole groove of screw thread, retractable screw rod stretches into the circle hole groove and is connected with screw rod.
It is further improved as the utility model, screw rod is connect with fixed box set by thread fitting.
It is further improved as the utility model, fixed box set includes hollow box set and lifting box set, described hollow
Box set is connect with screw flight, and lifting box set is hollow cuboid box set.
It is further improved as the utility model, lifts and be provided with box set pin hole in box set, screw rod is far from scalable
It is corresponding on the end of screw to offer perforative matching hole, pin sequentially pass through box set pin hole and matching hole and will lifting box set and
Screw rod fastens.
It is further improved as the utility model, lifting box set surface has been coated with skid resistant course.
It is further improved as the utility model, skid resistant course is rubber layer.
It is further improved as the utility model, rubber layer is riveted in lifting box set.
3. advantageous effect
Using technical solution provided by the utility model, compared with prior art, have the advantages that:
(1) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, lifting loop bar include cannulated sleeve, scalable silk
Bar, screw rod and fixed box set, cannulated sleeve both sides are arranged with retractable screw rod, the one end of retractable screw rod far from cannulated sleeve
It is connected with screw rod, the end of screw rod is connected with fixed box set.The setting of loop bar is lifted using telescopic mode, is conveniently suitable for
The lifting of various sizes of grinding roller sleeve.
(2) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, uniform intervals along its length on cannulated sleeve
Multiple sleeve pin holes are provided with, correspondence offers mounting hole on retractable screw rod, and pin sequentially passes through sleeve pin hole and mounting hole
And fasten retractable screw rod and cannulated sleeve, it more convenient can be rapidly adjusted by the setting of sleeve pin hole and mounting hole
The length of retractable screw rod.
(3) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, fixed box set includes hollow box set and lifting covers
Box, hollow box set are connect with screw flight, and lifting box set is hollow cuboid box set, cuboid box set and the grinding roller sleeve that need to be lifted
Contact area is big, the convenient lifting for steadily carrying out grinding roller sleeve.
(4) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, lifts and is provided with box set pin hole, screw rod in box set
Correspondence offers matching hole on end, and when the cuboid plane for lifting box set is horizontally situated, pin time passes through box set pin
Hole and matching hole simultaneously will lift box set and screw rod fastening, on the one hand lifting box set is connect by hollow box set with screw rod front middle part,
On the one hand it is connected by box set pin hole with the rear end of screw rod, the fixation of lifting set box position is ensured, so as to avoid hollow box set
It is rotated further between screw rod, and then prevents the cuboid plane of lifting box set from tilting, ensured and lifted during lifting
Box set keeps the plane contact of larger area with grinding roller sleeve always, and lifting stability significantly improves.
(5) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, lifting box set surface has been coated with skid resistant course, has hung
The skid resistant course on packaging box surface can increase the frictional force of lifting box set and grinding roller sleeve contact surface, prevent slipping phenomenon.
(6) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, skid resistant course is rubber layer, and rubber layer, which is riveted on, hangs
Packaging box, rubber is cheap, facilitates acquisition, the mode of riveting also allows rubber layer more firm, not easily to fall off.
(7) a kind of Roller of Coal Grinder set hanging apparatus of the utility model, reasonable in design, principle is simple, convenient for pushing away
It is wide to use.
Description of the drawings
Fig. 1 is that a kind of Roller of Coal Grinder of the utility model covers the structure diagram of hanging apparatus.
Label declaration in schematic diagram:100th, grinding roller sleeve;200th, lifting ear plate;210th, otic placode hole;300th, loop bar is lifted;
310th, cannulated sleeve;311st, sleeve pin hole;320th, retractable screw rod;330th, screw rod;340th, fixed box set;341st, hollow box set;
342nd, box set is lifted;343rd, box set pin hole.
Specific embodiment
To further appreciate that the content of the utility model, the utility model is described in detail with reference to attached drawing.
With reference to embodiment, the utility model will be further described.
Embodiment 1
As shown in Figure 1, a kind of Roller of Coal Grinder set hanging apparatus of the present embodiment, covers including lifting ear plate 200 and lifting
Bar 300, lifting loop bar 300 are fixedly installed in the lower part of lifting ear plate 200, and the specific lifting ear plate 200 and cannulated sleeve 310 are solid
Even;It is provided with otic placode hole 210 in lifting ear plate 200, during lifting, links up with and Roller of Coal Grinder is lifted by otic placode hole 210
Set 100;It lifts loop bar 300 and includes cannulated sleeve 310, retractable screw rod 320, screw rod 330 and fixed box set 340, cannulated sleeve
310 both sides are arranged with retractable screw rod 320, specifically, on cannulated sleeve 310 along its length uniform intervals be provided with it is multiple
Sleeve pin hole 311, correspondence offers mounting hole on retractable screw rod 320, and pin sequentially passes through sleeve pin hole 311 and mounting hole simultaneously
Retractable screw rod 320 and cannulated sleeve 310 are fastened, scalable silk is adjusted by selecting the sleeve pin hole 311 of different location
Bar 320 extends the length of cannulated sleeve 310, quickly and easily adjusts the entire length of lifting loop bar 300, and then adapts to different
The size of grinding roller sleeve 100.
In the present embodiment, the one end of retractable screw rod 320 far from cannulated sleeve 310 is connected with screw rod 330, screw rod 330
End is connected with fixed box set 340, and screw rod 330 is connect with fixed box set 340 by thread fitting, and threaded connection facilitates adjusting spiral shell
Position between bar 330 and fixed box set 340.Screw rod 330 offers along its length in the end of retractable screw rod 320
With the matched circle hole groove of screw thread on retractable screw rod 320, retractable screw rod 320 stretches into the circle hole groove and is connected with screw rod 330,
Circle hole groove opens up the fixation for facilitating retractable screw rod 320 and screw rod 330.Fixed box set 340 includes the hollow sleeve being fixedly connected
Box 341 and lifting box set 342, hollow box set 341 are threadedly coupled with screw rod 330, and lifting box set 342 is hollow cuboid box set.
Lifting box set 342 is set as cuboid box set by the present embodiment can effectively improve lifting stationarity, specifically, hang
By hollow box set 341 and the rotatable engagement of screw rod 330 during dress, it is horizontally situated the cuboid plane of lifting box set 342,
It ensures lifting box set 342 and 100 plane contact of grinding roller sleeve, has larger contact area, effectively increase skin-friction force, prevent from hanging
Tilt phenomenon is had skidded during dress;To further enhance lifting stationarity, lift and be additionally provided with box set pin hole in box set 342
343, correspondence offers perforative matching hole on end of the screw rod 330 far from retractable screw rod 320, when the length of lifting box set 342
When cube plane is horizontally situated, pin sequentially passes through box set pin hole 343 and matching hole and will lifting box set 342 and screw rod
330 fastenings, ensure the fixation of 342 position of lifting box set, so as to avoid being rotated further between hollow box set 341 and screw rod 330, into
And prevent lifting box set 342 cuboid plane tilt, ensure lifting during lifting box set 342 always with grinding roller sleeve
100 keep the plane contact of larger area, and lifting stability significantly improves.
The present embodiment in actual use, according to the size of grinding roller sleeve 100, by the two of 310 both sides of fixation hollow sleeve
Root retractable screw rod 320 pulls out, and selects the position of suitable sleeve pin hole 311, with the mounting hole on retractable screw rod 320
It is corresponding, pin fixation hollow sleeve 310 and the retractable screw rod 320 of its both sides are inserted into, the retractable screw rod 320 of both sides is revolved
Into in the circle hole groove of screw rod 330, the opposite side of the screw rod 330 then hollow box set 341 of precession and its tail portion offers matching hole, pin
It sequentially passes through box set pin hole 343 and matching hole and fastens lifting box set 342 and screw rod 330, complete entire lifting loop bar 300
Length dimension adjusts, then will lift loop bar 300 deeply in 100 inner ring of grinding roller sleeve to be lifted so that lifting box set 342 it is rectangular
Body plane is in contact with 100 inner wall of grinding roller sleeve, and crane hook is across 200 upper ear plate hole 210 of lifting ear plate by grinding roller sleeve 100
It is lifted, fast and easy steadily carries out the lifting of grinding roller sleeve 100.
Embodiment 2
A kind of Roller of Coal Grinder set hanging apparatus of the present embodiment, basic structure is the same as embodiment 1, further, this implementation
342 surface of lifting box set is coated with skid resistant course in example, and the design of skid resistant course can increase grinding roller sleeve 100 and lifting 342 table of box set
The frictional force in face prevents grinding roller sleeve 100 from slipping phenomenon occurs with 342 surface of lifting box set.Wherein, rubber can be used in skid resistant course
Layer, rubber layer are riveted in lifting box set 342, and the mode of riveting makes the rubber layer of lifting box set 342 more secured.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, attached drawing
Shown in be also the utility model one of embodiment, practical structure is not limited thereto.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
The frame mode similar to the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (9)
1. a kind of Roller of Coal Grinder covers hanging apparatus, it is characterised in that:Including lifting ear plate (200) and lifting loop bar (300), institute
The lifting loop bar (300) stated is installed on the lower part of lifting ear plate (200);Lug plate holes are provided in the lifting ear plate (200)
Hole (210);The lifting loop bar (300) is including cannulated sleeve (310), retractable screw rod (320), screw rod (330) and fixes
Box set (340), cannulated sleeve (310) both sides are arranged with retractable screw rod (320), and retractable screw rod (320) is far from hollow sleeve
One end of cylinder (310) is connected with screw rod (330), and the end of screw rod (330) is connected with fixed box set (340).
2. a kind of Roller of Coal Grinder set hanging apparatus according to claim 1, it is characterised in that:The cannulated sleeve
(310) uniform intervals are provided with multiple sleeve pin holes (311) along its length on, and correspondence offers on retractable screw rod (320)
Mounting hole, pin sequentially pass through sleeve pin hole (311) and mounting hole and retractable screw rod (320) and cannulated sleeve (310) is tight
Gu.
3. a kind of Roller of Coal Grinder set hanging apparatus according to claim 1, it is characterised in that:The screw rod (330)
End in offer along its length with retractable screw rod (320) on the matched circle hole groove of screw thread, retractable screw rod
(320) circle hole groove is stretched into screw rod (330) to be connected.
4. a kind of Roller of Coal Grinder set hanging apparatus according to claim 1, it is characterised in that:Screw rod (330) is with fixing
Box set (340) is connected by thread fitting.
5. a kind of Roller of Coal Grinder set hanging apparatus according to claim 4, it is characterised in that:The fixation box set
(340) including hollow box set (341) and lifting box set (342), the hollow box set (341) is threadedly coupled with screw rod (330), hangs
Packaging box (342) is hollow cuboid box set.
6. a kind of Roller of Coal Grinder set hanging apparatus according to claim 5, it is characterised in that:The lifting box set
(342) box set pin hole (343) is provided on, screw rod (330) corresponds to offer on the end far from retractable screw rod (320) to be run through
Matching hole, pin sequentially pass through box set pin hole (343) and matching hole and will lifting box set (342) and screw rod (330) fasten.
7. a kind of Roller of Coal Grinder set hanging apparatus according to claim 6, it is characterised in that:The lifting box set
(342) surface is coated with skid resistant course.
8. a kind of Roller of Coal Grinder set hanging apparatus according to claim 7, it is characterised in that:The skid resistant course is rubber
Glue-line.
9. a kind of Roller of Coal Grinder set hanging apparatus according to claim 8, it is characterised in that:Rubber layer is riveted on lifting
In box set (342).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721590766.5U CN207566733U (en) | 2017-11-24 | 2017-11-24 | A kind of Roller of Coal Grinder covers hanging apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721590766.5U CN207566733U (en) | 2017-11-24 | 2017-11-24 | A kind of Roller of Coal Grinder covers hanging apparatus |
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Publication Number | Publication Date |
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CN207566733U true CN207566733U (en) | 2018-07-03 |
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ID=62691741
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Application Number | Title | Priority Date | Filing Date |
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CN201721590766.5U Expired - Fee Related CN207566733U (en) | 2017-11-24 | 2017-11-24 | A kind of Roller of Coal Grinder covers hanging apparatus |
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Country | Link |
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CN (1) | CN207566733U (en) |
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2017
- 2017-11-24 CN CN201721590766.5U patent/CN207566733U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 Termination date: 20181124 |
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CF01 | Termination of patent right due to non-payment of annual fee |