CN107877691A - A kind of sealing device and spiral mixer - Google Patents
A kind of sealing device and spiral mixer Download PDFInfo
- Publication number
- CN107877691A CN107877691A CN201711263531.XA CN201711263531A CN107877691A CN 107877691 A CN107877691 A CN 107877691A CN 201711263531 A CN201711263531 A CN 201711263531A CN 107877691 A CN107877691 A CN 107877691A
- Authority
- CN
- China
- Prior art keywords
- sealing
- sleeve
- agitating shaft
- shell
- sealing device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0818—Charging or discharging gates or chutes; Sealing means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The present invention proposes a kind of sealing device, for spiral mixer, including rotating shaft and the shell being arranged in the rotating shaft, bearing and sleeve are provided between the rotating shaft and shell, the sleeve is placed in the side of the bearing, and the first end of the sleeve is held in one end of the bearing, the face that the sleeve contacts with the shell is provided with oil sealing, dust guard and multiple seals.The sealing device of this structure, compared with the sealing device of existing structure, multi-sealed due to using, therefore, sealing effectiveness is more preferable, and service life is accordingly also longer, and bearing capacity is relatively also bigger.On the other hand, the present invention also proposes a kind of spiral mixer for including above-mentioned sealing device.
Description
Technical field
The present invention relates to mining machinery field, more particularly to a kind of sealing device and spiral mixer.
Background technology
Double-shaft spiral continuous mixer is that slurry prepares special-purpose assorted equipment in the paste body filling technique of mine.Its big stream
Amount, the efficient equipment that continuously stirs are Main Trends of The Development from now on.Common spiral mixer is by a horizontal semicircle
The continuous mixer that the axle of hopper and one (or two) equipped with helical blade forms.Due to the reasons such as sealing difficulty, volume
Typically in 4 sides and following, more than more than 4 sides more rare.In addition, existing spiral mixer, its sealing means typically uses
Packing_seal.
How a kind of sealing device of good sealing effect, and volume including this sealing device are provided up to the spiral shell of 10 sides
Rotating mixer, into the technical problem of those skilled in the art's urgent need to resolve.
The content of the invention
The technical problem to be solved in the present invention is：A kind of sealing device of good sealing effect is provided, and including this sealing
Spiral mixer of the volume of device up to 10 sides.
What the solution of the present invention was realized in：The present invention proposes a kind of sealing device, for spiral mixer,
Including rotating shaft and the shell being arranged in the rotating shaft, bearing and sleeve are provided between the rotating shaft and shell, the sleeve is put
First end in the side of the bearing, and the sleeve is held in one end of the bearing, and the sleeve connects with the shell
Tactile face is provided with oil sealing, dust guard and multiple seals.The sealing device of this structure, the sealing device phase with existing structure
Than multi-sealed due to using, therefore, sealing effectiveness is more preferable, and service life is accordingly also longer, and bearing capacity is relatively also bigger.
Another technical scheme of the present invention is that on above-mentioned basis the seal includes sealing ring and sealing strip,
The sealing ring is arranged between the oil sealing and dust guard, and the sealing strip is arranged at the dust guard away from the oil sealing
One end.
Another technical scheme of the present invention is that on above-mentioned basis the quantity of the sealing ring and sealing strip can be
One or more, the dust guard are dust ring.
Another technical scheme of the present invention is that on above-mentioned basis the rotating shaft is provided with the shaft shoulder, the sleeve
Second end is held on the shaft shoulder.
Another technical scheme of the present invention is that on above-mentioned basis the rotating shaft is also set away from one end of the sleeve
There is axle envelope, the axle envelope is removably secured by connector to be arranged on the end face of the rotating shaft, and the bearing deviates from institute
The one end for stating sleeve is held in the axle envelope.
Another technical scheme of the present invention is on above-mentioned basis, and end cap is additionally provided with the outside of the axle envelope, described
One end of end cap is held on one end of the shell, and is removably fixedly connected on one with the shell by connector
Rise.
Another technical scheme of the present invention is on above-mentioned basis, and oil duct, the oil are further opened with the shell
The one end in road connects with the pouring orifice being opened on the shell, and the outer surface of the other end of the oil duct and the sleeve connects
It is logical；The inner surface of the sleeve is additionally provided with sealing ring together with least between the outer surface of the rotating shaft.
On the other hand, the present invention also proposes a kind of spiral mixer, including housing and the agitating shaft that is arranged in housing,
The one or both ends of the agitating shaft are additionally provided with sealing device, and the sealing device is the as above sealing device described in any one.
Another technical scheme of the present invention is that on above-mentioned basis the agitating shaft includes the first agitating shaft and second
Agitating shaft, first agitating shaft and the second agitating shaft be arranged in parallel, are equipped with first agitating shaft and the second agitating shaft
Blade, and the blade is screw blade；The inside spin diameter of the screw blade is between 550~600mm, external spiral
Diameter is between 900~940mm, and pitch is between 480~520mm.
Another technical scheme of the present invention is that on above-mentioned basis one end of the first agitating shaft and the second agitating shaft is also
The motor and speed reducer for driving the first agitating shaft and the rotation of the second agitating shaft is respectively provided with, cleaning is additionally provided with the shell
Pipe.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is a kind of structural representation of spiral mixer of the present invention；
Fig. 2 is the structural representation of sealing device in Fig. 1.
Reference corresponding relation is：
The blade of 1 motor, 2 reductor 3
4 housings 5 clean the oil sealing of pipe 6
The sealing strip of 7 sealing ring, 8 dust ring 9
The axle envelope of 10 first 11 second agitating shaft of agitating shaft 12
The end cap of 13 pouring orifice, 14 shell 15
The bearing of 16 oil duct, 17 rotating shaft 18
The shaft shoulder of 19 sleeve 20
Embodiment
The present invention will be described in detail below in conjunction with the accompanying drawings, and the description of this part is only exemplary and explanatory, should not
There is any restriction effect to protection scope of the present invention.In addition, description of the those skilled in the art according to this document, can be right
Feature in this document in embodiment and in different embodiments carries out respective combination.
The embodiment of the present invention is as follows, refers to screw mixing car and its sealing device shown in Fig. 1 to Fig. 2, specific bag
Include rotating shaft 17 and be arranged at the shell 14 of the periphery of rotating shaft 17, bearing 18 and sleeve 19 are additionally provided between rotating shaft 17 and shell 14, is covered
Cylinder 19 is specifically arranged at the side of bearing 18, i.e., the right side shown in Fig. 2, the first end of sleeve 19, i.e., the left end shown in figure
The right-hand member of bearing 18 is held in, oil sealing 6, dust guard and multiple seals are additionally provided with the face that sleeve 19 contacts with shell 14.This
The sealing device of structure, compared with the sealing device of existing structure, multi-sealed due to using, therefore, sealing effectiveness is more preferable, makes
Corresponding also longer with the life-span, bearing capacity is relatively also bigger.
On the basis of above-described embodiment, in another embodiment of the present invention, for seal, as shown in Fig. 2 specifically including
Sealing ring 7 and sealing strip 9, sealing ring 7 are preferably disposed between oil sealing 6 and dust guard, and seal is then arranged at the dust guard back of the body
From one end of oil sealing 6, i.e., the right-hand member shown in figure.It should be noted that for the material of sealing ring 7 and sealing strip 9, Ke Yiwei
Silica gel, it can also be any possible other materials, be not limited thereto.Meanwhile for the section of sealing ring 7 and sealing strip 9
Shape, can be circle, or any possible shape such as polygon.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in Fig. 2 the quantity of sealing ring 7 can be
One, or it is multiple, the quantity of sealing strip 9 is same, can be one, or more, and for dust guard, then it is excellent
Elect dust ring 8 as, the structure of dust ring 8 refers to existing and its improved technology, will not be repeated here.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in Fig. 2 the shaft shoulder 20 is also set in rotating shaft 17,
The shaft shoulder 20 is set around in the rotating shaft 17, and the second end of sleeve 19, i.e., the right-hand member shown in figure are held in the shaft shoulder 20
Left side.This set-up mode, by setting the shaft shoulder 20 in rotating shaft 17, sleeve 19 can be preferably fixed, prevents it to axial direction
It is mobile.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in Fig. 2 rotating shaft 17 is away from sleeve 19
One end, i.e., the left end shown in figure are additionally provided with axle envelope 12, and axle envelope 12 is removably secured by connector is arranged at rotating shaft 17
On left side, also, bearing 18 deviates from one end of sleeve 19, i.e., the left end shown in figure is held in axle envelope 12.For bearing
18, it can be ball bearing, can also be any possible bearing types such as ball bearing.For connector, preferably bolt, its
Quantity is preferably several.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in Fig. 2 the outside of axle envelope 12 is additionally provided with
End cap 15, the one end passed through, i.e. its right-hand member are held on the left end of shell 14, also, shell 14 and end cap 15 pass through connector
It is securely removably connected at together.It is preferably several for connector, preferably bolt, its quantity.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in Fig. 2 being further opened with oil in shell 14
Road 16, pouring orifice 13 is further opened with shell 14, one end of oil duct 16 connects with pouring orifice 13, the appearance of the other end and sleeve 19
Face connects, and lubricating grease adds from pouring orifice 13, enters the outside of sleeve 19 through oil duct 16, to be lubricated to it.In addition, to protect
The sealing between sleeve 19 and the mating surface of rotating shaft 17 is demonstrate,proved, one is additionally provided between the inner surface of sleeve 19 and the outer surface of rotating shaft 17
Road or multiple-sealed circle 7.
On the other hand, as shown in figure 1, the present invention also proposes a kind of spiral mixer, including housing 4 and it is arranged at housing
Agitating shaft in 4, the both ends of agitating shaft are rotationally arranged on housing 4, and the one or both ends of agitating shaft are additionally provided with sealing dress
Put, and sealing device is sealing device as described above.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in figure 1, agitating shaft specifically includes first
The agitating shaft 11 of agitating shaft 10 and second, the first agitating shaft 10 and the second agitating shaft 11 be arranged in parallel, the first agitating shaft 10 and second
Blade 3 is equipped with agitating shaft 11, and blade 3 is screw blade.
On the basis of above-described embodiment, in another embodiment of the present invention, as shown in figure 1, the first agitating shaft 10 and second
One end of agitating shaft 11 further respectively has the motor 1 and reductor for driving the first agitating shaft 10 and the rotation of the second agitating shaft 11
2, the output shaft of motor 1 is fixedly connected with the output shaft of reductor 2, the output shaft of reductor 2 and the first agitating shaft 10 or the second
Agitating shaft 11 is fixedly connected, and when motor 1 rotates, drives reductor 2 to rotate, and then drive the first agitating shaft 10 or the second agitating shaft
11 rotations.It should be noted that in the course of work, the first agitating shaft 10 and the second agitating shaft 11 can rotate to opposite direction, real
Now to the stirring of material.And in overload, it can also rotate round about as needed.In addition, for convenience of in real time to complete machine
Cleaned, on shell 14, a cleaning pipe 5 is preferably set in the bottom of shell or sidepiece.
In addition, the cell body cellar for storing things of spiral mixer is 10m3, mixing time 3min, structure type is internal and external screw formula,
And for the diameter of agitating auger, its inside spin diameter preferably between 550~600mm, and external spiral diameter preferably 900~
Between 940mm.And for pitch, preferably between 480~520mm.
The spiral mixer of said structure, there is advantages below：
Firstly, since being driven using motor 1 and reductor 2, device structure is simple, strong adaptability；
It is secondly as notable using the roundabout stirring feeding flow of forced action type, mixing effect；
3rd, because blade 3 uses high-quality steel, wearability is good, service life length；
4th, due to using Double shaft stirring, so stirring capacity is strong, feed continuity is preferable；
5th, because the sealing device for being arranged at one end of the mixing shaft or both ends employs dual-seal, so sealing effectiveness
It is good.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of sealing device, for spiral mixer, it is characterised in that including rotating shaft (17) and be arranged at the rotating shaft
(17) shell (14) on, bearing (18) and sleeve (19), the sleeve are provided between the rotating shaft (17) and shell (14)
(19) side of the bearing (18) is placed in, and the first end of the sleeve (19) is held in one end of the bearing (18), institute
State the face that sleeve (19) contacts with the shell (14) and be provided with oil sealing (6), dust guard and multiple seals.
2. sealing device according to claim 1, it is characterised in that the seal includes sealing ring (7) and sealing strip
(9), the sealing ring (7) is arranged at the oil sealing (6) between dust guard, and the sealing strip (9) is arranged at the dust guard
Away from one end of the oil sealing (6).
3. sealing device according to claim 2, it is characterised in that the quantity of the sealing ring (7) and sealing strip (9) is equal
Can be one or more, the dust guard is dust ring (8).
4. sealing device according to claim 3, it is characterised in that the rotating shaft (17) is provided with the shaft shoulder (20), described
Second end of sleeve (19) is held on the shaft shoulder (20).
5. sealing device according to claim 4, it is characterised in that the rotating shaft (17) deviates from the one of the sleeve (19)
End is additionally provided with axle envelope (12), and the axle envelope (12) is removably secured the end face for being arranged at the rotating shaft (17) by connector
On, and the bearing (18) is held in the axle envelope (12) away from one end of the sleeve (19).
6. sealing device according to claim 5, it is characterised in that be additionally provided with end cap on the outside of the axle envelope (12)
(15), one end of the end cap (15) is held on one end of the shell (14), and by connector removably with it is described
Shell (14) is fixed together.
7. sealing device according to claim 6, it is characterised in that oil duct (16) is further opened with the shell (14),
One end of the oil duct (16) connects with the pouring orifice (13) being opened on the shell (14), the other end of the oil duct (16)
Connected with the outer surface of the sleeve (19)；
The inner surface of the sleeve (19) is additionally provided with sealing ring together with least (7) between the outer surface of the rotating shaft (17).
8. a kind of spiral mixer, it is characterised in that described to stir including housing (4) and the agitating shaft being arranged in housing (4)
The one or both ends for mixing axle are additionally provided with sealing device, and the sealing device is the sealing dress any one of claim 1 to 7
Put.
9. spiral mixer according to claim 8, it is characterised in that the agitating shaft includes the first agitating shaft (10)
With the second agitating shaft (11), first agitating shaft (10) and the second agitating shaft (11) be arranged in parallel, first agitating shaft
(10) blade (3) and on the second agitating shaft (11) is equipped with, and the blade (3) is screw blade；
The inside spin diameter of the screw blade is between 550~600mm, and external spiral diameter is between 900~940mm, spiral shell
Away between 480~520mm.
10. spiral mixer according to claim 8, it is characterised in that the first agitating shaft (10) and the second agitating shaft
(11) one end is further respectively had for driving the motor (1) of the first agitating shaft (10) and the second agitating shaft (11) rotation and slowing down
Machine (2), cleaning pipe (5) is additionally provided with the shell (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711263531.XA CN107877691A (en) | 2017-12-05 | 2017-12-05 | A kind of sealing device and spiral mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711263531.XA CN107877691A (en) | 2017-12-05 | 2017-12-05 | A kind of sealing device and spiral mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107877691A true CN107877691A (en) | 2018-04-06 |
Family
ID=61773102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711263531.XA Pending CN107877691A (en) | 2017-12-05 | 2017-12-05 | A kind of sealing device and spiral mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107877691A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201201305Y (en) * | 2008-04-25 | 2009-03-04 | 徐州海伦哲专用车辆有限公司 | Concrete mixer axle end structure |
| CN201501036U (en) * | 2009-09-25 | 2010-06-09 | 四川建设机械（集团）股份有限公司 | Concrete conveying pump stirring device |
| CN201552666U (en) * | 2009-11-02 | 2010-08-18 | 韶关市丰一工贸有限公司 | Multi-sealing device for mechanical shaft ends |
| CN204546767U (en) * | 2015-04-07 | 2015-08-12 | 长安大学 | A kind of Double-horizontal-shaft double helix agitating device |
| CN205058282U (en) * | 2015-09-25 | 2016-03-02 | 徐州徐工施维英机械有限公司 | Axle head seal structure and concrete mixer |
| CN105597587A (en) * | 2016-03-09 | 2016-05-25 | 镇江新航精密铸造有限公司 | Stirrer |
| CN207825194U (en) * | 2017-12-05 | 2018-09-07 | 飞翼股份有限公司 | A kind of sealing device and spiral mixer |
-
2017
- 2017-12-05 CN CN201711263531.XA patent/CN107877691A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201201305Y (en) * | 2008-04-25 | 2009-03-04 | 徐州海伦哲专用车辆有限公司 | Concrete mixer axle end structure |
| CN201501036U (en) * | 2009-09-25 | 2010-06-09 | 四川建设机械（集团）股份有限公司 | Concrete conveying pump stirring device |
| CN201552666U (en) * | 2009-11-02 | 2010-08-18 | 韶关市丰一工贸有限公司 | Multi-sealing device for mechanical shaft ends |
| CN204546767U (en) * | 2015-04-07 | 2015-08-12 | 长安大学 | A kind of Double-horizontal-shaft double helix agitating device |
| CN205058282U (en) * | 2015-09-25 | 2016-03-02 | 徐州徐工施维英机械有限公司 | Axle head seal structure and concrete mixer |
| CN105597587A (en) * | 2016-03-09 | 2016-05-25 | 镇江新航精密铸造有限公司 | Stirrer |
| CN207825194U (en) * | 2017-12-05 | 2018-09-07 | 飞翼股份有限公司 | A kind of sealing device and spiral mixer |
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