CN208916098U - A kind of paraformaldehyde material screw conveyor - Google Patents
A kind of paraformaldehyde material screw conveyor Download PDFInfo
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- CN208916098U CN208916098U CN201821657439.1U CN201821657439U CN208916098U CN 208916098 U CN208916098 U CN 208916098U CN 201821657439 U CN201821657439 U CN 201821657439U CN 208916098 U CN208916098 U CN 208916098U
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- central axis
- bearing
- flanges
- paraformaldehyde
- screw conveyor
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Abstract
The utility model discloses a kind of paraformaldehyde material screw conveyors, including transmission channel, central axis and motor, the central axis and center overlapping of axles of transmission channel, the side of central axis is equipped with helical structure, transmission channel is obliquely installed, transmission channel is equipped with feed inlet and discharge port, feed inlet connects hopper, the top and bottom of transmission channel are respectively equipped with upper flanges and lower end flanges, discharge port connects vibrating screen, central axis upper end connects the power output shaft of motor, and motor is also attached to upper flanges；The lower end of central axis connects lower end flanges, upper end connects upper flanges, the top and bottom of helical structure are separately connected upper flanges and lower end flanges, and lower end flanges are also connected with support sealing structure, and support sealing structure includes oil sealing, packing, the bearing assembly of connection with central axis.The utility model avoids material from entering to inside bearing assembly by two parts, farthest material can be avoided to enter to bearing assembly.
Description
Technical field
The utility model relates to a kind of paraformaldehyde material screw conveyors, belong to chemical machinery technical field.
Background technique
Paraformaldehyde is a kind of white amorphous powder, there is formaldehyde odor.It is the line polymer of formaldehyde.It can occur similar
The reaction of formaldehyde, such as chloromethylation form acetal etc. with alcohol.For synthetic resin, adhesive, medicine, fungicide, insecticide,
Disinfectant etc..
In the production process of paraformaldehyde, it need to be conveyed using screw conveyor, it, should due to the limitation of process equipment
Screw conveyor is 30 ° or so installations of tendency, and bearing be it is embedded, material and bearing contact for a long time, easily perishable
Bearing is lost, therefore the existing screw conveyor for conveying paraformaldehyde object has the following problems, first is that due to spiral transferring
It send the helical structure lower edge of machine too big at a distance from the bottom of transmission channel, causes the bottom of helical structure lower edge and transmission channel
There are certain space, powdered material has partial material when entering to transmission channel by feed inlet and remains in the region
Inside, helical structure causes material to be easily accessible into due to the too short material that can not be touched inside the region of length at this time
The Bearing inner of mandrel corrodes bearing, accelerates the damage of bearing.In addition, the leakproofness between central axis and transmission channel end
Can be also bad, cause a small amount of powder to be easily accessible to the end bearing of central axis, reduces the service life of screw conveyor,
Above-mentioned two reason can reduce the service life of paraformaldehyde material screw conveyor, cause screw conveyor failure more
Hair, influences to produce.
Utility model content
To solve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of paraformaldehyde material helical feeds
Machine.
In order to achieve the above objectives, the utility model adopts the following technical solutions:
A kind of paraformaldehyde material screw conveyor, including transmission channel, central axis and motor, in the transmission channel
The side of mandrel line and center overlapping of axles, central axis is equipped with helical structure, and the transmission channel is obliquely installed, and transmission channel is equipped with
Feed inlet and discharge port, the feed inlet connect hopper, which is characterized in that the top and bottom of the transmission channel are respectively equipped with
Upper flanges and lower end flanges, the discharge port connect vibrating screen, the power output shaft of the central axis upper end connection motor, electricity
Machine is also attached to upper flanges；
The lower end of the central axis connects lower end flanges, and upper end connects upper flanges, and the upper end of the helical structure is under
End is separately connected upper flanges and lower end flanges, and the lower end flanges are also connected with support sealing structure, the support sealing structure
Including connecting oil sealing, packing, bearing assembly with central axis, the oil sealing, packing, bearing assembly are arranged successively from high in the end,
The oil sealing, packing, bearing group connect end blind flange.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the packing replaces with oil sealing
Setting, packing has multiple with oil sealing.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the packing has with oil sealing
Three, three packings are successively arranged alternately with three oil sealings.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the bearing assembly includes end
Spherical bearing and bearing one, the lower end of the central axis are additionally provided with center shaft extension, the center shaft extension connecting end surface axis
It holds, the side of the inner ring connection central axis of bearing one, the inner wall of the outer ring connection end blind flange of bearing one.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the bearing is first is that deep-groove ball
Bearing.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the deep groove ball bearing has two
It is a.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, the end face bearing and center
Gasket is additionally provided between axis.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, further includes support frame, the branch
Support includes short supporting leg and long leg, and the upper end of short supporting leg and the upper end of long leg are all connected with the outer surface of transmission channel.
As a kind of prioritization scheme, a kind of paraformaldehyde material screw conveyor above-mentioned, feed inlet and lower end flanges it
Between the spiral number of turns of lower end flanges be no less than six circles.
The utility model it is achieved the utility model has the advantages that
The utility model avoids material from entering to inside bearing assembly by two parts, first is that feed inlet and lower hold-carrying
The spiral number of turns of the helical structure of lower end flanges are no less than six circles between orchid；Second is that three layers of packing and oil sealing being arranged alternately, energy
It is enough farthest material to be avoided to enter to bearing assembly, preferable sealed environment is provided for the good operation of bearing assembly,
The service life of elevating conveyor, reduces failure rate.
Detailed description of the invention
Fig. 1 is the utility model entirety main view；
Fig. 2 is the partial enlarged view of the utility model Fig. 1；
The meaning of appended drawing reference in figure: 1- transmission channel；11- feed inlet；2- central axis；21- helical structure；The center 22-
Shaft extension；3- hopper；4- motor；5- support frame；The short supporting leg of 51-；52- long leg；6- end flange lid；7- bearing one；8-
End face bearing；9- oil sealing；10- packing；81- gasket；31- vibrating screen；End flanges under 12-；13- upper flanges.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
As shown in Figure 1 to Figure 2: present embodiment discloses a kind of paraformaldehyde material screw conveyors, including transmission channel
1, the central axis of central axis 2 and motor 4, transmission channel 1 is overlapped with central axis 2, and the side of central axis 2 is equipped with helical structure
21, transmission channel 1 is obliquely installed, and transmission channel 1 is equipped with feed inlet 11 and discharge port, and feed inlet 11 connects hopper 3, and feature exists
In, the top and bottom of transmission channel 1 are respectively equipped with upper flanges 13 and lower end flanges 12, and discharge port connects vibrating screen 31, in
2 upper end of mandrel connects the power output shaft of motor 4, and motor 4 is also attached to upper flanges 13.
The lower end of central axis 2 connects lower end flanges 12, and upper end connects upper flanges 13, the top and bottom of helical structure 21
Upper flanges 13 and lower end flanges 12 are separately connected, lower end flanges 12 are also connected with support sealing structure, and support sealing structure includes
Oil sealing 9, the packing 10, bearing assembly of connection and central axis 2, oil sealing 9, packing 10, bearing assembly are arranged successively from high in the end, oil
Envelope 9, packing 10, bearing group connect end blind flange 6.
Specifically, packing 10 is arranged alternately with oil sealing 9, packing 10 have with oil sealing 9 it is multiple, preferably there are three, three disks
Root 10 is successively arranged alternately with three oil sealings 9.
The bearing assembly of the present embodiment includes end face bearing 8 and bearing 1, and the lower end of central axis 2 is additionally provided with central axis and prolongs
Extending portion 22,22 connecting end surface bearing 8 of center shaft extension, the side of the inner ring connection central axis 2 of bearing 1, bearing 1
The inner wall of outer ring connection end blind flange 6.
The preferred deep groove ball bearing of bearing 1, and there are two best for deep groove ball bearing.
In order to avoid 2 end of central axis is worn, also for the contact surface for increasing central axis 2 end and end face bearing 8
Product, is additionally provided with gasket 81 between end face bearing 8 and central axis 2.
The present embodiment further includes support frame 5, and support frame 5 includes short supporting leg 51 and long leg 52, the upper end of short supporting leg 51 and
The upper end of long leg 52 is all connected with the outer surface of transmission channel 1.
The spiral coil of the helical structure 21 (the A range in Fig. 1) of lower end flanges 12 between feed inlet 11 and lower end flanges 12
Number no less than six circles, therefore inevitably there is gap between 1 inner wall of helical structure 21 and transmission channel, thus have a small amount of object
Material is leaked downwards by the gap, if helical structure 21 encloses, number is very few, and material is just easy to leak to lower end flanges 12.It is another
It there are three aspect, packing 10 and oil sealing 9 are equal, and is arranged alternately, further improves the sealing performance of 1 lower end of transmission channel,
Material is avoided to enter to inside bearing assembly.
The present embodiment avoids material from entering to inside bearing assembly by two parts, first is that feed inlet 11 and lower hold-carrying
The spiral number of turns of the helical structure 21 of lower end flanges 12 are no less than six circles between orchid 12；Second is that three layers of packing 10 being arranged alternately
With oil sealing 9, farthest material can be avoided to enter to bearing assembly, be provided preferably for the good operation of bearing assembly
Sealed environment, the service life of elevating conveyor reduces failure rate.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (9)
1. a kind of paraformaldehyde material screw conveyor, including transmission channel (1), central axis (2) and motor (4), the transmission
The central axis in channel (1) is overlapped with central axis (2), and the side of central axis (2) is equipped with helical structure (21), the transmission channel
(1) it is obliquely installed, transmission channel (1) is equipped with feed inlet (11) and discharge port, and the feed inlet (11) connects hopper (3), special
Sign is that the top and bottom of the transmission channel (1) are respectively equipped with upper flanges (13) and lower end flanges (12), the discharging
Mouth connection vibrating screen (31), the power output shaft of central axis (2) upper end connection motor (4), motor (4) are also attached to upper end
Flange (13)；
The lower end of the central axis (2) connects lower end flanges (12), and upper end connects upper flanges (13), the helical structure (21)
Top and bottom be separately connected upper flanges (13) and lower end flanges (12), the lower end flanges (12) are also connected with support sealing
Structure, the support sealing structure include oil sealing (9), the packing (10), bearing assembly of connection with central axis (2), the oil sealing
(9), packing (10), bearing assembly are arranged successively from high in the end, and the oil sealing (9), packing (10), bearing group connect end flange
It covers (6).
2. a kind of paraformaldehyde material screw conveyor according to claim 1, which is characterized in that the packing (10) with
Oil sealing (9) is arranged alternately, and packing (10) has multiple with oil sealing (9).
3. a kind of paraformaldehyde material screw conveyor according to claim 2, which is characterized in that the packing (10) with
There are three oil sealing (9) is equal, three packings (10) are successively arranged alternately with three oil sealings (9).
4. a kind of paraformaldehyde material screw conveyor according to claim 1, which is characterized in that the bearing assembly packet
End face bearing (8) and bearing one (7) are included, the lower end of the central axis (2) is additionally provided with center shaft extension (22), the central axis
Extension (22) connecting end surface bearing (8), the side of inner ring connection central axis (2) of bearing one (7), the outer ring of bearing one (7)
Connect the inner wall of end blind flange (6).
5. a kind of paraformaldehyde material screw conveyor according to claim 4, which is characterized in that the bearing one (7)
It is deep groove ball bearing.
6. a kind of paraformaldehyde material screw conveyor according to claim 5, which is characterized in that the deep groove ball bearing
There are two.
7. a kind of paraformaldehyde material screw conveyor according to claim 4, which is characterized in that the end face bearing
(8) it is additionally provided between central axis (2) gasket (81).
8. a kind of paraformaldehyde material screw conveyor according to claim 1, which is characterized in that further include support frame
(5), support frame as described above (5) includes short supporting leg (51) and long leg (52), the upper end of short supporting leg (51) and long leg (52) it is upper
End is all connected with the outer surface of transmission channel (1).
9. a kind of paraformaldehyde material screw conveyor according to claim 1, which is characterized in that feed inlet (11) is under
The spiral number of turns of lower end flanges (12) helical structure (21) are no less than six circles between end flanges (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657439.1U CN208916098U (en) | 2018-10-12 | 2018-10-12 | A kind of paraformaldehyde material screw conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657439.1U CN208916098U (en) | 2018-10-12 | 2018-10-12 | A kind of paraformaldehyde material screw conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208916098U true CN208916098U (en) | 2019-05-31 |
Family
ID=66709074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821657439.1U Active CN208916098U (en) | 2018-10-12 | 2018-10-12 | A kind of paraformaldehyde material screw conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208916098U (en) |
-
2018
- 2018-10-12 CN CN201821657439.1U patent/CN208916098U/en active Active
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