CN208885974U - A kind of machine envelope on axle sleeve equipped with helicla flute - Google Patents
A kind of machine envelope on axle sleeve equipped with helicla flute Download PDFInfo
- Publication number
- CN208885974U CN208885974U CN201821141376.4U CN201821141376U CN208885974U CN 208885974 U CN208885974 U CN 208885974U CN 201821141376 U CN201821141376 U CN 201821141376U CN 208885974 U CN208885974 U CN 208885974U
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- spring
- gland
- ring
- rotating ring
- 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
Abstract
The machine that the utility model discloses a kind of on axle sleeve equipped with helicla flute seals, including axle sleeve, axle sleeve is orderly arranged outside each gap and has been arranged with side medium rotating ring, side medium stationary ring, atmospheric side rotating ring and atmospheric side stationary ring, first gland, second gland, first trundle and the first spring, first trundle one end is protruded into axle sleeve, the other end protrudes into side medium stationary ring, one end of first spring is protruded into the first gland, the other end is contacted with side medium stationary ring, it further include spring base, second spring and the second trundle, one end of the second spring is fixed in spring base, the other end is contacted with atmospheric side rotating ring, second trundle one end is protruded into the second gland, the other end protrudes into atmospheric side stationary ring, axle sleeve, which wraps around, is provided with multiple spiral pump slots, it can accelerate the circulation rate that machine seals interior media by the setting of spiral pump slot, So that medium circulation effect is more preferable, generated frictional heat is run so as to take away mechanical seal in time, to extend the service life of machine envelope.
Description
Technical field
The utility model relates to a kind of machine seal structure, in particular to a kind of machine on axle sleeve equipped with helicla flute seals.
Background technique
Machine envelope, full name mechanical seal, in industry common people's habit is known as machine envelope.It is it is a kind of be used to solve rotary shaft with
The device sealed between body, general machine envelope includes the structures such as stationary ring, rotating ring, the rotating ring in working condition, in machine envelope
Can be relatively rotated with stationary ring, and axle sleeve and rotating ring, stationary ring, gland gap in can all be marked with medium and take away produced by machine envelope
Frictional heat, but a pumping ring is only provided in current machine seal structure so that machine seal in medium circulation effect it is bad so that
Machine envelope can only use one-year age.
Utility model content
One kind that the technical issues of the utility model solves is to provide a kind of raising machine envelope service life is equipped on axle sleeve
The machine of helicla flute seals.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of machine for being equipped with helicla flute on axle sleeve
Envelope, including the axle sleeve being set on the pump housing, the axle sleeve is orderly arranged outside each gap, and to be arranged with side medium rotating ring, side medium quiet
Ring, atmospheric side rotating ring and atmospheric side stationary ring, the side medium rotating ring are located on the outside of side medium stationary ring, and the atmospheric side stationary ring is located at
It further include the first gland and the second gland being mutually permanently connected, first gland and the second gland on the outside of atmospheric side rotating ring
Gap is set on axle sleeve, further includes the first trundle and the first spring, and first trundle one end is protruded into axle sleeve, and first
The other end of trundle protrudes into side medium rotating ring, and one end of first spring is protruded into the first gland, first spring
The other end contacted with side medium stationary ring so that side medium stationary ring against side medium rotating ring, further includes being arranged in atmospheric side rotating ring
The spring base and second spring of side, one end of the second spring are fixed in spring base, one end of the second spring with
The contact of atmospheric side rotating ring, further includes the second trundle, and second trundle one end is protruded into the second gland, second transmission
The other end of pin protrudes into atmospheric side stationary ring, so that atmospheric side stationary ring is resisted against on atmospheric side rotating ring, sets on the outside of the spring base
It is equipped with pumping ring, the axle sleeve, which wraps around, is provided with multiple spiral pump slots.
Further, the quantity of the spiral pump slot is 10.
Further, the depth of each slot of the spiral pump slot is 2.5mm.
The beneficial effects of the utility model are: the utility model can accelerate machine envelope inside by the setting of spiral pump slot
The circulation rate of medium runs generated frictional heat so that medium circulation effect is more preferable so as to take away mechanical seal in time,
To extend the service life of machine envelope.
Detailed description of the invention
Fig. 1 is that machine seals schematic diagram.
In the figure, it is marked as axle sleeve 1, side medium rotating ring 2, side medium stationary ring 3, atmospheric side rotating ring 4, atmospheric side stationary ring 5, first
Gland 6, the second gland 7, the first trundle 8, the first spring 9, spring base 10, second spring 11, the second trundle 12, pumping
Ring 13, spiral pump slot 14.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
A kind of machine on axle sleeve equipped with helicla flute as shown in Figure 1 seals, described including the axle sleeve 1 being set on the pump housing
Axle sleeve 1 is orderly arranged outside each gap and has been arranged with side medium rotating ring 2, side medium stationary ring 3, atmospheric side rotating ring 4 and atmospheric side stationary ring
5, the side medium rotating ring 2 is located at 3 outside of side medium stationary ring, and the atmospheric side stationary ring 5 is located at 4 outside of atmospheric side rotating ring, also wraps
The first gland 6 and the second gland 7 being mutually permanently connected are included, first gland 6 and 7 gap of the second gland are set in axle sleeve 1
On, it further include the first trundle 8 and the first spring 9, described first trundle, 8 one end is protruded into axle sleeve 1, the first trundle 8
The other end protrudes into side medium rotating ring 2, and one end of first spring 9 is protruded into the first gland 6, first spring 9 it is another
One end is contacted with side medium stationary ring 3, so that side medium stationary ring 3 against side medium rotating ring 2, further includes being arranged in atmospheric side rotating ring 4
The spring base 10 and second spring 11 of side, one end of the second spring 11 are fixed in spring base 10, the second spring
11 one end is contacted with atmospheric side rotating ring 4, further includes the second trundle 12, and the second gland is protruded into described second trundle, 12 one end
In 7, the other end of second trundle 12 is protruded into atmospheric side stationary ring 5, so that atmospheric side stationary ring 5 is resisted against atmospheric side rotating ring
On 4, pumping ring 13 is provided on the outside of the spring base 10, the axle sleeve 1, which wraps around, is provided with multiple spiral pump slots 14, this
Utility model can accelerate the circulation rate that machine seals interior media by the setting of spiral pump slot 14, so that medium circulation effect
More preferably, generated frictional heat is run so as to take away mechanical seal in time, so as to realize that the service life by machine envelope extends half
Year.
On the basis of the above, as shown in Figure 1, the quantity of the spiral pump slot 14 is 10, the spiral pump slot 14
The depth of each slot be 2.5mm, such structure setting can make spiral pump slot 14 generate 3 kilograms of pressure, to make
The cycle efficieny for obtaining medium maximizes, to extend machine Feng Shouming to the full extent.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (3)
1. a kind of machine on axle sleeve equipped with helicla flute seals, including the axle sleeve (1) being set on the pump housing, on the outside of the axle sleeve (1)
It sets gradually gap and is arranged with side medium rotating ring (2), side medium stationary ring (3), atmospheric side rotating ring (4) and atmospheric side stationary ring (5), institute
Side medium rotating ring (2) to be stated to be located on the outside of side medium stationary ring (3), the atmospheric side stationary ring (5) is located on the outside of atmospheric side rotating ring (4),
It further include the first gland (6) and the second gland (7) being mutually permanently connected, first gland (6) and the second gland (7) gap
It is set on axle sleeve (1), further includes the first trundle (8) and the first spring (9), axis is protruded into described first trundle (8) one end
It covers in (1), the other end of the first trundle (8) protrudes into side medium rotating ring (2), and one end of first spring (9) protrudes into the
In one gland (6), the other end of first spring (9) is contacted with side medium stationary ring (3) so that side medium stationary ring (3) against
Side medium rotating ring (2), further includes spring base (10) and second spring (11) of the setting in atmospheric side rotating ring (4) side, and described the
One end of two springs (11) is fixed in spring base (10), and the other end and the atmospheric side rotating ring (4) of the second spring (11) connect
Touching, further includes the second trundle (12), and described second trundle (12) one end is protruded into the second gland (7), second transmission
The other end of pin (12) protrudes into atmospheric side stationary ring (5), so that atmospheric side stationary ring (5) is resisted against on atmospheric side rotating ring (4), it is described
Pumping ring (13) is provided on the outside of spring base (10), it is characterised in that: the axle sleeve (1), which wraps around, is provided with multiple helicoidal pumps
Send slot (14).
2. a kind of machine on axle sleeve equipped with helicla flute as described in claim 1 seals, it is characterised in that: the spiral pump slot
(14) quantity is 10.
3. a kind of machine on axle sleeve equipped with helicla flute as described in claim 1 seals, it is characterised in that: the spiral pump slot
(14) depth of each slot is 2.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141376.4U CN208885974U (en) | 2018-07-18 | 2018-07-18 | A kind of machine envelope on axle sleeve equipped with helicla flute |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141376.4U CN208885974U (en) | 2018-07-18 | 2018-07-18 | A kind of machine envelope on axle sleeve equipped with helicla flute |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208885974U true CN208885974U (en) | 2019-05-21 |
Family
ID=66506866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821141376.4U Expired - Fee Related CN208885974U (en) | 2018-07-18 | 2018-07-18 | A kind of machine envelope on axle sleeve equipped with helicla flute |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208885974U (en) |
-
2018
- 2018-07-18 CN CN201821141376.4U patent/CN208885974U/en not_active Expired - Fee Related
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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: 20190521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |