CN208070690U - A kind of screw conveyor - Google Patents
A kind of screw conveyor Download PDFInfo
- Publication number
- CN208070690U CN208070690U CN201820457554.8U CN201820457554U CN208070690U CN 208070690 U CN208070690 U CN 208070690U CN 201820457554 U CN201820457554 U CN 201820457554U CN 208070690 U CN208070690 U CN 208070690U
- Authority
- CN
- China
- Prior art keywords
- cover board
- cylindrical cavity
- outer housing
- helical axis
- cavity
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000000565 sealant Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Screw Conveyors (AREA)
- Chain Conveyers (AREA)
Abstract
A kind of screw conveyor belongs to powder conveyer equipment technical field；In order to solve existing screw conveyor book powder feeding body leakage problem, the utility model includes outer housing, and opening, feed hopper, discharge bucket is arranged in outer housing；Outer housing both ends are sealed by cover board, and helical axis passes through inside outer housing and the cover board at outer housing both ends, and helical axis one end connects speed reducer by transmission case, and speed reducer connects motor；Gas sealing mechanism is arranged with cover board contact site and on the outside of cover board for the helical axis, gas sealing mechanism includes the cylindrical cavity of the both ends open with flange, cylindrical cavity is connected on the cover board by the bolt arrangement at flange, cavity cover board is bolted on cylindrical cavity other end opening, helical axis passes through cylindrical cavity and cavity cover board, sealing space is constituted between helical axis outer wall, cylindrical cavity inner wall and cavity cover board inner wall, inside filling packing, air admission hole is arranged in cylindrical cavity side wall, and setting protrusion holds out against packing on the outside of cover board.
Description
Technical field
The utility model is related to powder conveying equipment technical fields, and in particular to a kind of screw conveyor.
Background technology
Screw conveyor be it is a kind of using motor drive spiral turn round, passage material with realize conveying purpose machinery.It
Can it is horizontal, tilt or vertical transport, have that simple in structure, cross-sectional area is small, good airproof performance, easy to operate, repair are easy, are convenient for
The advantages that enclosed conveying.Existing screw conveyor, it is inevitable to generate leakage in the smaller powder of conveying grain size, it influences
Workshop condition connects position to the axis of screw conveyor sometimes and generates damage.
Utility model content
Technical problem to be solved in the utility model is：Screw conveyor is in conveying powder, especially superfine powder
The leakage problem of generation.
Technical solution adopted in the utility model is：A kind of screw conveyor, which is characterized in that including section be U-shaped
Outer housing, the top setting opening and upper cover of outer housing, feed hopper, other end setting discharging is arranged in one end of outer housing
Bucket；Outer housing both ends are sealed by cover board, and helical axis passes through inside outer housing and the cover board at outer housing both ends, and helical axis is in shell
Outer body is not fixed by bearing block, and helical axis one end connects speed reducer by transmission case, and speed reducer connects motor；Described
Gas sealing mechanism is arranged with cover board contact site and on the outside of cover board for helical axis, and gas sealing mechanism includes that the both ends with flange are opened
The cylindrical cavity of mouth, on the cover board by the bolt arrangement connection at flange, cavity cover board is bolted on cylindrical cavity
Cylindrical cavity other end opening, helical axis pass through cylindrical cavity and cavity cover board, helical axis outer wall, cylindrical cavity inner wall and chamber
Sealing space, inside filling packing are constituted between body cover board inner wall, air admission hole is arranged in cylindrical cavity side wall, and setting is convex on the outside of cover board
It rises and holds out against packing.
Further, butterfly valve is arranged in discharge bucket, and butterfly valve is controlled by butterfly-valve controller.
Further, one circle sealing joint strip of upper cover surrounding setting, upper cover are fixed by snap in opening.
Further, the discharge bucket is cylindrical cavity, and the method for connecting powder conveying pipe is arranged in its underpart end
Blue disk.
The utility model has the beneficial effects that：Air-tight structure can prevent the leakage of powder；Upper cover is set and is above opened
Mouthful, maintenance, cleaning are not only contributed to, the setting of sealing joint strip has further prevented leaking for powder；Discharge bucket passes through flange
Disk can connect discharge nozzle, and powder leaks when preventing from discharging.
Description of the drawings
Fig. 1 is a kind of vertical view of screw conveyor；
Fig. 2 is a kind of gas sealing mechanism sectional view of screw conveyor.
Specific implementation mode
Specific embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
A kind of screw conveyor as depicted in figs. 1 and 2, which is characterized in that including the outer housing 1 that section is U-shaped, shell
Feed hopper 11 is arranged in the top setting opening 13 and upper cover of body 1, one end of outer housing 1, and discharge bucket 12 is arranged in the other end；Shell
1 both ends of body are sealed by cover board 14, and helical axis 2 passes through the cover board 14 of 1 inside and 1 both ends of outer housing of outer housing, and helical axis 2 is outside
It is fixed respectively by bearing block 4 outside shell 1,2 one end of helical axis connects speed reducer 6 by transmission case 7, and speed reducer 6 connects electricity
Machine 5；Gas sealing mechanism 3 is arranged with 14 contact site of cover board and in 14 outside of cover board in the helical axis 2, and gas sealing mechanism 3 wraps
The cylindrical cavity 31 of the both ends open with flange is included, cylindrical cavity 31 is connected to cover board 14 by the bolt arrangement at flange
On, cavity cover board 32 is bolted on 31 other end opening of cylindrical cavity, and helical axis 2 passes through cylindrical cavity 31 and cavity
Cover board 32 constitutes sealing space, inside filling disk between 32 inner wall of 2 outer wall of helical axis, 31 inner wall of cylindrical cavity and cavity cover board
Air admission hole 34 is arranged in root 33,31 side wall of cylindrical cavity, and 14 outside setting protrusion of cover board holds out against packing 33.
Butterfly valve is arranged in discharge bucket 12, and butterfly valve is controlled by butterfly-valve controller 121.
The one circle sealing joint strip of upper cover surrounding setting, upper cover are fixed by snap at opening 13.
The discharge bucket 12 is cylindrical cavity, and the ring flange for connecting powder conveying pipe is arranged in its underpart end.
The utility model is covered, in cooperation shaft end hermetic seal, upper lid sealant in feed inlet using tube body conveying and cover board
Item sealing, discharge bucket flange fixing seal realize that the powder of transmission process close to No leakage, improves workshop condition；In addition for
Some harmful powders, sealing ring sealing is further used at each gap, can realize No leakage.
Basic principles, main features, and advantages of the present invention has been shown and described above.This reality
It is not restricted to the described embodiments with novel, the above embodiments and description only describe the originals of the utility model
Reason, the utility model also has various changes and improvements on the premise of not departing from the spirit and scope of the utility model, these changes
Change and improve and both falls in claimed the scope of the utility model.The utility model requires protection scope is by appended right
Claim and its equivalent define.
Claims (4)
1. a kind of screw conveyor, which is characterized in that including the outer housing that section is U-shaped（1）, outer housing（1）Top setting
Opening（13）And upper cover, outer housing（1）One end be arranged feed hopper（11）, other end setting discharge bucket（12）；Outer housing（1）
Both ends pass through cover board（14）It seals, helical axis（2）Across outer housing（1）Internal and outer housing（1）The cover board at both ends（14）, spiral
Axis（2）In outer housing（1）Outside passes through bearing block respectively（4）It is fixed, helical axis（2）One end passes through transmission case（7）Connection is slowed down
Machine（6）, speed reducer（6）Connect motor（5）；The helical axis（2）With cover board（14）Contact site and be in cover board（14）Outside
Gas sealing mechanism is set（3）, gas sealing mechanism（3）It include the cylindrical cavity of the both ends open with flange（31）, cylindrical cavity
（31）It is connected to cover board by the bolt arrangement at flange（14）On, cavity cover board（32）It is bolted on cylindrical cavity
（31）Other end opening, helical axis（2）Across cylindrical cavity（31）With cavity cover board（32）, helical axis（2）Outer wall, cylindrical cavity
Body（31）Inner wall and cavity cover board（32）Sealing space, inside filling packing are constituted between inner wall（33）, cylindrical cavity（31）Side
Air admission hole is arranged in wall（34）, cover board（14）Outside setting protrusion holds out against packing（33）.
2. a kind of screw conveyor as described in claim 1, which is characterized in that discharge bucket（12）Butterfly valve is set, and butterfly valve passes through
Butterfly-valve controller（121）It is controlled.
3. a kind of screw conveyor as described in claim 1, which is characterized in that the one circle fluid sealant of upper cover surrounding setting
Item, upper cover is fixed by snap to be open（13）Place.
4. a kind of screw conveyor as described in claim 1, which is characterized in that the discharge bucket（12）For cylindrical cavity,
The ring flange for connecting powder conveying pipe is arranged in its underpart end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820457554.8U CN208070690U (en) | 2018-03-30 | 2018-03-30 | A kind of screw conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820457554.8U CN208070690U (en) | 2018-03-30 | 2018-03-30 | A kind of screw conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208070690U true CN208070690U (en) | 2018-11-09 |
Family
ID=64043045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820457554.8U Expired - Fee Related CN208070690U (en) | 2018-03-30 | 2018-03-30 | A kind of screw conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208070690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382795A (en) * | 2018-03-30 | 2018-08-10 | 安徽泽加业粉体工程有限公司 | A kind of screw conveyor |
-
2018
- 2018-03-30 CN CN201820457554.8U patent/CN208070690U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382795A (en) * | 2018-03-30 | 2018-08-10 | 安徽泽加业粉体工程有限公司 | A kind of screw conveyor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20210330 |