CN206723047U - A kind of novel magnetic seal fan - Google Patents
A kind of novel magnetic seal fan Download PDFInfo
- Publication number
- CN206723047U CN206723047U CN201720389690.3U CN201720389690U CN206723047U CN 206723047 U CN206723047 U CN 206723047U CN 201720389690 U CN201720389690 U CN 201720389690U CN 206723047 U CN206723047 U CN 206723047U
- Authority
- CN
- China
- Prior art keywords
- magnetic seal
- wallboard
- axle sleeve
- friction pair
- bearing
- 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
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Abstract
A kind of novel magnetic seal fan of the utility model, including magnetic seal, stationary ring, rotating ring and friction pair, axle sleeve is installed with the outside of the active impeller central shaft；The impeller side of the wallboard studs with side plate；Certain space is machined between the inner hole part and axle sleeve of the side plate, and the interior volume is installed with magnetic seal；The wallboard fuel tank side is provided with bearing block；The bearing is embedded in the inner chamber of bearing block；The friction pair is located between stationary ring and rotating ring.The setting of the utility model magnetic seal, using contact seal, sound ring design, friction pair is set to be bonded all the time closely by magnetic compensation, the zero leakage of gas can be realized, special gas can be conveyed, using the setting of two groups of magnetic seals, avoiding gas, both ends are revealed to the left and right, have good sealing.
Description
Technical field
It the utility model is related to blower fan technical field, more particularly to a kind of novel magnetic seal fan.
Background technology
Application No.：201420519532.1 Chinese patent in, there is provided a kind of adverse current cooling dry type Roots vaccum pump
Including casing, the top of the casing sets air inlet, and bottom is provided with exhaust outlet；The casing is internally provided with active leaf
Wheel and driven impeller, the active impeller and driven impeller are arranged in the working chamber of casing internal, and described working chamber includes
Active impeller working chamber and driven impeller working chamber；Left inverse stream cooling structure wallboard is correspondingly installed at the both ends of the casing
With right adverse current cooling structure wallboard；The inner side of the left inverse stream cooling structure wallboard and right adverse current cooling structure wallboard corresponds to respectively
Adverse current cooling structure side plate, described left inverse stream cooling structure wallboard and right adverse current cooling structure wallboard are installed and are arranged on
Adverse current cooling structure side plate on left inverse stream cooling structure wallboard and right adverse current cooling structure wallboard and active impeller working chamber and
Adverse current mouth, described active impeller working chamber and driven impeller working chamber point are correspondingly arranged between driven impeller working chamber respectively
It is not connected by adverse current mouth with the inside of left inverse stream cooling structure wallboard and right adverse current cooling structure wallboard；The left inverse stream is cold
But the top of structural wall board and right adverse current cooling structure wallboard is correspondingly arranged on adverse current cooling gas and is passed through mouth, described adverse current respectively
Cooling gas is passed through inside of the mouth respectively with left inverse stream cooling structure wallboard and right adverse current cooling structure wallboard and is connected；A described left side
The outboard end of adverse current cooling structure wallboard and right adverse current cooling structure wallboard corresponds to respectively is provided with support active impeller center
The bearing block of axle and driven impeller central shaft, the inside of the bearing block are provided with rolling bearing, described active impeller center
Axle and driven impeller central shaft are correspondingly arranged on the rolling bearing set in bearing block；The active impeller central shaft and driven
Driving gear and driven gear, described driving gear and driven tooth are correspondingly arranged on one end of impeller middle spindle homonymy respectively
Wheel is meshed to form synchronous gear wheel set, and described synchronous gear wheel set is arranged on the main fuel tank of right adverse current cooling structure wall panel ends
Interior, the main fuel tank is fixed on right adverse current cooling structure wallboard by connecting bolt；Described left inverse stream cooling structure wallboard
Auxiliary fuel tank is provided with end, the auxiliary fuel tank is bolted on left inverse stream cooling structure wallboard, the active impeller
The power intake of central shaft is through auxiliary fuel tank and stretches out outside auxiliary fuel tank.
The design people has found, in the adverse current cooling dry type Roots vaccum pump provided in above-mentioned patent, in conveying special gas
During, gas easily leaks, and sealing effectiveness is poor.
Therefore, in view of the above-mentioned problems, it is proposed that a kind of novel magnetic seal fan solves this problem.
Utility model content
The purpose of this utility model is to provide a kind of novel magnetic seal fan, to solve to propose in above-mentioned background technology
State provided in patent adverse current cooling dry type Roots vaccum pump in, during special gas are conveyed, gas easily leaks, close
The problem of sealing effect difference.
To achieve the above object, the utility model provides following technical scheme：A kind of novel magnetic seal fan, including master
Dynamic impeller middle spindle, axle sleeve, side plate, wallboard, bearing block, bearing, magnetic seal, stationary ring, rotating ring and friction pair, the active leaf
Axle sleeve is installed with the outside of wheel central shaft；The impeller side of the wallboard studs with side plate；The inner hole part and axle of the side plate
Certain space is machined between set, and the interior volume is installed with magnetic seal；The wallboard fuel tank side is provided with bearing
Seat；The bearing is embedded in the inner chamber of bearing block；The friction pair is located between stationary ring and rotating ring.
Preferably, the magnetic seal is collectively constituted by stationary ring, rotating ring and friction pair.
Preferably, the magnetic seal is contact seal.
Preferably, certain space is also machined between the bearing block and axle sleeve, and the interior volume is also installed with
Magnetic seal.
Compared with prior art, the utility model has the advantages that：
1. the setting of the utility model magnetic seal, using contact seal, sound ring design, make to rub by magnetic compensation
It is close to wipe secondary fitting all the time, it is possible to achieve the zero leakage of gas, special gas can be conveyed.
2. the utility model using the setting of two groups of magnetic seals, avoiding gas, reveal to the left and right, has well by both ends
Sealing.
Brief description of the drawings
Fig. 1 is the utility model internal cross section structural representation；
Fig. 2 is mplifying structure schematic diagram at the utility model A.
In figure：1st, active impeller central shaft, 2, axle sleeve, 3, side plate, 4, wallboard, 5, bearing block, 6, bearing, 7, magnetic force it is close
Envelope, 8, stationary ring, 9, rotating ring, 10, friction pair.
Embodiment
Below, embodiment of the present utility model is will be explained in, the example is shown in the accompanying drawings and the description below.Although will
The utility model is described with reference to exemplary embodiment, it is to be understood that the description does not really want the utility model to be limited to this to show
The embodiment of example property.On the contrary, the utility model will not only cover the exemplary embodiment, but also cover various replacements,
Change, equivalent and other embodiment, it can be included in spirit of the present utility model and the model that appended claims are limited
In enclosing.
As shown in accompanying drawing 1 to accompanying drawing 2：
The utility model provides a kind of technical scheme：A kind of novel magnetic seal fan, including active impeller central shaft 1,
Axle sleeve 2, side plate 3, wallboard 4, bearing block 5, bearing 6, magnetic seal 7, stationary ring 8, rotating ring 9 and friction pair 10, active impeller center
The outside of axle 1 is installed with axle sleeve 2；The impeller side of wallboard 4 studs with side plate 3；Add between the inner hole part and axle sleeve 2 of side plate 3
Work has certain space, and the interior volume is installed with magnetic seal 7；The fuel tank side of wallboard 4 is provided with bearing block 5；Bearing 6 is inlayed
Embedded in the inner chamber of bearing block 5；Friction pair 10 is located between stationary ring 8 and rotating ring 9.
Specifically, magnetic seal 7 is collectively constituted by stationary ring 8, rotating ring 9 and friction pair 10；
Specifically, magnetic seal 7 is contact seal, by magnetic compensation make friction pair 10 all the time with stationary ring 8, rotating ring 9
It is brought into close contact together, it is possible to achieve the zero leakage of gas, special gas can be conveyed；
Specifically, certain space is also machined between bearing block 5 and axle sleeve 2, and the interior volume is also installed with magnetic
Power sealing 7, can avoiding gas, both ends are revealed to the left and right, have good sealing；
Operation principle：The novel magnetic seal fan is inlaid with two groups of magnetic seals 7, and avoiding gas, both ends are let out to the left and right
Dew, has good sealing, while magnetic seal 7 uses contact seal, sound ring design, makes friction by magnetic compensation
Together with pair 10 is brought into close contact with stationary ring 8, rotating ring 9 all the time, it is possible to achieve the zero leakage of gas, special gas can be conveyed.
In summary, although the utility model is described in detail with reference to the foregoing embodiments, for this area
For technical staff, it can still modify to the technical scheme described in foregoing embodiments, or to which part
Technical characteristic carries out equivalent substitution, all within the spirit and principles of the utility model, any modification for being made, equivalent substitution,
Improve etc., it should be included within the scope of protection of the utility model.
Claims (4)
- A kind of 1. novel magnetic seal fan, it is characterised in that：Including active impeller central shaft, axle sleeve, side plate, wallboard, bearing Seat, bearing, magnetic seal, stationary ring, rotating ring and friction pair, axle sleeve is installed with the outside of the active impeller central shaft；Institute The impeller side for stating wallboard studs with side plate；Certain space is machined between the inner hole part and axle sleeve of the side plate, and in the space Portion is installed with magnetic seal；The wallboard fuel tank side is provided with bearing block；The bearing is embedded in the inner chamber of bearing block；Institute Friction pair is stated to be located between stationary ring and rotating ring.
- 2. novel magnetic seal fan according to claim 1, it is characterised in that：The magnetic seal is by stationary ring, rotating ring Collectively constituted with friction pair.
- 3. novel magnetic seal fan according to claim 1, it is characterised in that：The magnetic seal is that contact is close Envelope.
- 4. novel magnetic seal fan according to claim 1, it is characterised in that：Also add between the bearing block and axle sleeve Work has certain space, and the interior volume is also installed with magnetic seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720389690.3U CN206723047U (en) | 2017-04-14 | 2017-04-14 | A kind of novel magnetic seal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720389690.3U CN206723047U (en) | 2017-04-14 | 2017-04-14 | A kind of novel magnetic seal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206723047U true CN206723047U (en) | 2017-12-08 |
Family
ID=60504776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720389690.3U Expired - Fee Related CN206723047U (en) | 2017-04-14 | 2017-04-14 | A kind of novel magnetic seal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206723047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554955A (en) * | 2020-11-26 | 2021-03-26 | 思科涡旋科技(杭州)有限公司 | Floating vortex device sealed by magnetic force |
-
2017
- 2017-04-14 CN CN201720389690.3U patent/CN206723047U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554955A (en) * | 2020-11-26 | 2021-03-26 | 思科涡旋科技(杭州)有限公司 | Floating vortex device sealed by magnetic force |
| CN112554955B (en) * | 2020-11-26 | 2022-06-28 | 思科涡旋科技(杭州)有限公司 | Floating vortex device sealed by magnetic force |
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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 |
Granted publication date: 20171208 Termination date: 20210414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |