CN208281171U - Compressor device with modular sealing structure - Google Patents
Compressor device with modular sealing structure Download PDFInfo
- Publication number
- CN208281171U CN208281171U CN201820479599.5U CN201820479599U CN208281171U CN 208281171 U CN208281171 U CN 208281171U CN 201820479599 U CN201820479599 U CN 201820479599U CN 208281171 U CN208281171 U CN 208281171U
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- Prior art keywords
- floating ring
- floating
- compressor set
- ring seat
- mandrel
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- 238000007789 sealing Methods 0.000 title claims description 35
- -1 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 4
- 239000005977 Ethylene Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 229920000570 polyether Polymers 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 8
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 239000004696 Poly ether ether ketone Substances 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 229920002530 polyetherether ketone Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressor (AREA)
Abstract
The utility model discloses a compressor arrangement with modularization seal structure utilizes to set up a set of or multiunit floating ring group in the floating ring seat to the mode of pre-assembly, with one or more floating ring and to the spring that the floating ring was exerted pressure imbed in advance and install in one or more floating ring seats, establish a modular floating ring seat cover again and assemble on the mandrel of rotor, can add one or more floating ring and spring in addition outside the floating ring seat according to the demand. The utility model discloses utilize the floating ring seat design after the improvement, can simplify the flow of installation, reduce the difficulty degree and the complexity of installation.
Description
Technical field
The utility model is in relation to a kind of compressor set, espespecially a kind of compressor set with modularization sealing structure.
Background technique
In current dry type compressor, gas enters rotor after boil down to high pressure gas by the low-pressure end of rotor side and send
Out, wherein the high-voltage end side of rotor must be provided with more in order to avoid the leakage of high pressure gas between rotor axle and chamber
Seal structures.Traditionally common sealing structure is the combination of floating ring and spring, and dynamic sealing is generated by floating ring, and
The spring for being set to floating ring side, which is then used to press to floating ring, to be fixed.It is small due to having between floating ring and rotor axle
Gap, thus form sealing gland when rotor axle high speed rotation.Generally in order to enhance sealing effect, it will usually using multiple floating
The combination of rotating ring and spring, that is, sequentially assembling is sheathed on one by one by floating ring, spring, floating ring, spring ...
On rotor axle, upper pedestal is finally covered again and is fixed.
However during manually part to be sheathed on rotor axle one by one, due to inside rotor axle compared with
Deeply, it needs in addition to exert a force to compress spring therein and floating ring when being assembled in rotor axle simultaneously when assembling floating ring
Also must maintain its ring center and axis center be aligned state (could so allow between floating ring and rotor axle have it is uniform
Gap), each of which increases assembling degree of difficulty and be difficult to improve assembling accuracy.
Utility model content
Therefore, the utility model provides a kind of modular sealing structure, applies on compressor set in solution
State problem.
The embodiments of the present invention provide a kind of compressor set with modularization sealing structure, include a shell
Body, a rotor, one first floating ring group, a floating ring seat and a helixseal.The rotor is set in the shell, which has
One mandrel forms a sealed chamber between the mandrel and the shell.First floating ring group insertion is installed on inside the floating ring seat, should
Floating ring cover for seat is set to the mandrel and is located at the sealed chamber.The helixseal is sheathed on the mandrel and against the floating ring seat, this is floating
Ring seat is axially clamped and fastened between the shell and the helixseal.
In embodiment provided by the utility model, wherein the first floating ring group includes a floating ring and an elasticity
Part, is set to an inner cavity of the floating ring seat, the elastic component abut the floating ring with by the floating ring be fixed on this it is interior intracavitary and in
Dynamic sealing is formed in the sealed chamber.
In embodiment provided by the utility model, wherein the first floating ring group includes two floating rings and an elasticity
Part, it is interior intracavitary two floating ring is fixed on this which abuts two floating ring respectively.
In embodiment provided by the utility model, wherein the side of the floating ring seat has a notch, and it is interior to be connected to this
Chamber, the first floating ring group are placed in the inner cavity radially by the notch to be embedded in and be installed on inside the floating ring seat.
In embodiment provided by the utility model, wherein the floating ring is by metal materials such as steel, stainless steel or alloys
Or polytetrafluoroethylene (PTFE) (PTFE), fluorinated ethylene propylene copolymer (FEP), cross fluoroalkyl compound (PFA), ethylene and tetrafluoroethene
The polymerizable materials such as copolymer (ETFE) or polyether-ether-ketone (PEEK) are made.
In embodiment provided by the utility model, wherein the elastic component is wave spring or disk spring.
In embodiment provided by the utility model, wherein the floating ring seat tool has at least two inner cavities independent of each other,
The compressor set includes at least 2 first floating ring groups, is respectively embedded at least two inner cavities for being installed on the floating ring seat.
In embodiment provided by the utility model, wherein the compressor set includes at least two floating ring seats and at least
2 first floating ring groups, which, which is respectively embedded into, is installed on inside at least two floating ring seats, at least two floating rings
Seat is sequentially sheathed on the mandrel and is located in the sealed chamber.
In embodiment provided by the utility model, which additionally comprises one second floating ring group, is sheathed on this
Mandrel is simultaneously located at the sealed chamber, and is axially set between the floating ring seat and the shell.
In embodiment provided by the utility model, wherein the second floating ring group includes a floating ring and an elasticity
Part, the elastic component abut the floating ring so that the floating ring to be fixed in the sealed chamber and is moved in formation in the sealed chamber close
Envelope.
In embodiment provided by the utility model, wherein the second floating ring group includes two floating rings and an elasticity
Part, the elastic component abut two floating ring respectively two floating ring to be fixed in the sealed chamber.
In embodiment provided by the utility model, which additionally comprises multiple o-rings, is sheathed on this respectively
Floating ring seat periphery and helixseal periphery, multiple o-ring is in forming static seal in the sealed chamber.
In embodiment provided by the utility model, which additionally comprises a fixed block, is set to the floating ring
Between seat and the helixseal.
In embodiment provided by the utility model, which additionally comprises a bearing, to carry the rotor
The mandrel, which is set to and the mandrel and is axially set in the other side of the helixseal with respect to the floating ring seat.
The compressor set of modularization sealing structure provided by the utility model, using by one or more groups of floating ring groups
Pre-assembly is embedded in floating ring seat, then the floating ring seat with floating ring group is mounted on the spindle, and is set using the floating ring seat after improvement
Meter, can simplify the process of installation, reduces the degree of difficulty and complexity of installation.
Detailed description of the invention
Fig. 1 is the schematic diagram of one of embodiment of the compressor set of the utility model.
Fig. 2 is the perspective view of the explosion of each element of the compressor set of Fig. 1.
Fig. 3 is the diagrammatic cross-section of the compressor set of Fig. 2.
Fig. 4 is the schematic diagram of a first embodiment of the modularization sealing structure of compressor set.
Fig. 5 is the diagrammatic cross-section of the modularization sealing structure of first embodiment.
Fig. 6 is the diagrammatic cross-section of a second embodiment of the modularization sealing structure of compressor set.
Fig. 7 is the diagrammatic cross-section of a 3rd embodiment of the modularization sealing structure of compressor set.
Drawing reference numeral
1 shell
2 rotors
3,3 ' floating ring seats
4 helixseals
5 bearings
6 first floating ring groups
7 second floating ring groups
21 mandrels
32 inner cavities
34 notches
41 fixed blocks
61,63,71,73 floating rings
65,75 elastic components
81,82 air flues
91,92 o-rings
100 compressor sets
L low-pressure end
H high-voltage end
I1 compression chamber
I2 sealed chamber
A gas
Specific embodiment
Some vocabulary is used in the specification and claims to censure specific element.Related skill in fields
Art personnel are, it is to be appreciated that manufacturer may call the same element with different nouns.This specification and claims are simultaneously
Not in such a way that the difference of title is as element is distinguished, but with the difference of element functionally as the criterion of differentiation.
Mentioned "comprising" is an open term throughout the specification and claims, thus should be construed to " include but not
It is defined in ".In addition, " coupling " or " connection " word includes any direct and indirect electrical or structure connection means herein.Cause
This, if it is described herein that a first device couples/be connected to a second device, then representing the first device can directly electrically/structure
It is connected to the second device, or electrical/structure is connected to the second device indirectly by other devices or connection means.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, Fig. 1 is showing for one of embodiment of the compressor set of the utility model
It is intended to, Fig. 2 is the perspective view of the explosion of each element of the compressor set of Fig. 1, and Fig. 3 is the section signal of the compressor set of Fig. 2
Figure.Compressor set 100 includes that a shell 1, two rotors 2, two floating ring seats 3, two helixseals 4, two bearings 5,2 first are floating
Ring group 6 and 2 second floating ring groups 7.Rotor 2 is set in shell 1, gas A by the left side of rotor 2 low-pressure end L (inlet end) into
Enter after compressor set 100 is compressed to compressed gas, is sent out by the high-voltage end H (exhaust end) on 2 right side of rotor.Because rotor 2 is right
The compression pressure of side high-voltage end H is high, it is necessary to compressed gas be prevented to leak along the rotary shaft (mandrel 21) of rotor 2.Mandrel
Sealed chamber I2 is formd between 21 and shell 1, floating ring seat 3 is sheathed on mandrel 21 and is located at sealed chamber I2, and helixseal 4 is also
It is sheathed on mandrel 21 and against floating ring seat 3, therefore floating ring seat 3 is axially clamped and fastened between shell 1 and helixseal 4.Separately
On the one hand, mandrel 21 of the bearing 5 to carry rotor 2 is sheathed on mandrel 21 and is axially set in helixseal 4 with respect to floating ring seat
3 other side.If compressor set 100 belongs to oilless (oil free) compressor form, it also must be prevented from the lubricating oil entrance at bearing 5 and turn
Compression chamber I1 between son 2 and shell 1 and destroy compression chamber I1 without oil environment, therefore in compressor set 100
The sealing structure of compressor set 100 is provided at high-voltage end H.In the embodiments of the present invention, what helixseal 4 was carried out
Sealing can prevent lubricating oil from entering compression chamber I1, and modular floating ring seat 3 (including the first floating ring group 6) adds the second floating ring
What group 7 was formed by sealing structure then and can reduce compressed gas leaks to oil chamber (figure is not shown), achievees the purpose that sealing.
The utility model realizes the sealing effect of high-voltage end with modular sealing structure, wherein by one or more groups of
It may include outside the first floating ring group 6 and the floating ring seat 3 in floating ring seat 3 in the above embodiments that floating ring group, which carries out dynamic sealing,
Second floating ring group 7.And in other embodiments, there can be the second floating ring of multiple groups group 7 outside floating ring seat 3 or be not provided with the second floating ring
Group 7, can also there is the first floating ring of multiple groups group 6 in floating ring seat 3, or be further arranged multiple floating ring seats 3 (comprising one group or
The first floating ring of multiple groups group 6), to carry out different degrees of hermetic seal effect.
Fig. 4 and Fig. 5 is please referred to, Fig. 4 is the signal of a first embodiment of the modularization sealing structure of compressor set
Figure, Fig. 5 are the diagrammatic cross-section of the modularization sealing structure of first embodiment.In first embodiment, the side of floating ring seat 3 has
There is a notch 34, interior to be connected to an inner cavity 32, the first floating ring group 6 in the radial merging inner cavity 32 of notch 34 with insertion then by being installed on
The inside of floating ring seat 3.In an embodiment, the first floating ring group 6 may include two floating rings 61,63 and be set to two floating rings
An elastic component 65 between 61,63.It, can first the first floating ring of precompressed group 6 before floating ring seat 3 is not yet arranged and is installed on mandrel 21
Elastic component 65, the first floating ring group 6 is installed on to the inner cavity 32 of floating ring seat 3, thus make elastic component 65 abut two sides floating
Floating ring 61,63 to be axially fixed in inner cavity 32, (floating ring 61,63 still can be adjusted ring 61,63 in radial direction
It is whole), so it is formed a modular sealing structure.In another embodiment, a floating ring and one can also be used only
Elastic component constitutes the first floating ring group 6.
The second floating ring group 7 in the first embodiment also contains two floating rings 71,73 and is set to two floating rings 71,
An elastic component 75 between 73.Before floating ring seat 3 is not yet arranged and is installed on mandrel 21, the second floating ring group 7 is first sheathed on the heart
Axis 21 is simultaneously located in sealed chamber I2 (referring to Fig. 2, similarly hereinafter), when will then have modular floating ring seat 3 to be sheathed on mandrel 21,
Second floating ring group 7 is axially set between floating ring seat 3 and shell 1, and is further inwardly exerted a force by floating ring seat 3 to compress
The elastic component 75 of second floating ring group 7, so that elastic component 75 be made to abut the floating ring 71,73 of two sides so that floating ring 71,73 is fixed
In sealed chamber I2 between floating ring seat 3 and shell 1.In another embodiment, a floating ring and a bullet can also be used only
Property part constitute the second floating ring group 7.
Between first floating ring group 6 and the floating ring 61,63,71,73 and mandrel 21 of the second floating ring group 7 have it is small between
Gap can form sealing gland in 21 high speed rotation of mandrel of rotor 2, this is dynamic sealing.In addition, the compressor of the utility model fills
It sets 100 and additionally comprises multiple o-rings, be then o-ring 91,92 in the embodiment of Fig. 5.O-ring 91 is sheathed on the outer of floating ring seat 3
It encloses, and o-ring 92 is then sheathed on the periphery of helixseal 4, in forming static seal in sealed chamber I2.Compressor set 100
In addition fixed block 41 is also contained, is set between floating ring seat 3 and helixseal 4.In addition it is noted that in the utility model
Embodiment in, floating ring 61,63,71,73 can be by the metal materials such as steel, stainless steel or alloy or polytetrafluoroethylene (PTFE)
(PTFE), the copolymer (ETFE) of fluorinated ethylene propylene copolymer (FEP), mistake fluoroalkyl compound (PFA), ethylene and tetrafluoroethene
Or the polymerizable materials such as polyether-ether-ketone (PEEK) are made, and elastic component 65,75 can be wave spring or disk spring.
Referring to FIG. 6, Fig. 6 is the diagrammatic cross-section of a second embodiment of the modularization sealing structure of compressor set.
The floating ring seat of the utility model can have at least two inner cavities independent of each other to accommodate the first floating ring of multiple groups.Such as second
In embodiment, floating ring seat 3 ' have 3 inner cavities 32, be respectively embedded into installation one group of first floating ring 6, with formed more layers move it is close
Envelope.
Referring to FIG. 7, Fig. 7 is the diagrammatic cross-section of a 3rd embodiment of the modularization sealing structure of compressor set.
The more settable multiple floating ring seats of the compressor set of the utility model are to be sequentially assembled in mandrel.Such as in the third embodiment
Two floating ring seats 3 are contained, one the first floating ring 6 of installation is respectively embedded into, and the specific structure of the 3rd embodiment of Fig. 7 is then
It is (floating comprising one first that one second floating ring group 7, a floating ring seat 3 are sequentially arranged by most inner side (i.e. near the side of rotor 2)
Ring group 6), one second floating ring group 7 and a floating ring seat 3 (including one first floating ring group 6), followed by helixseal 4 and bearing
5, the combination of the floating ring seat 3 and floating ring group that so can also be different quantity forms multilayer dynamic sealing.In addition it is noted that in
In the embodiment of above-mentioned each figure, compressor set 100 separately connects atmospheric chamber by air flue 81,82, and in each embodiment, gas
Road 81,82 is all set in after axially outermost floating ring, that is to say, that when the compressed gas of high pressure is leaked by axle center 21
When, leaked gas stops by the dynamic sealing of a lot of floating ring, and pressure is also successively decreased therewith, to the last one of floating ring
(one relative reduction of pressure of the floating ring 63 of the rightmost side of namely each sectional view, gas leakage is many, and leads to atmospheric chamber
Air flue 81,82 then can be used as the channel of remaining low-pressure leak gas outflow.In addition, in an embodiment, when atmospheric chamber is formed
When high pressure conditions, pressure-air flows to floating ring seat 3 by air flue 81,82, and lubricating oil can be forced mobile toward bearing 5.The list being arranged
One or more floating ring seats 3 prevent lubricating oil from entering compression chamber, while the aqueous vapor of compression chamber I1 (such as Fig. 3) can not also be flow to
Bearing 5 can also further improve the problem of leakage.
The compressor set of the utility model is using the one or more groups of floating ring groups of setting in floating ring seat, with the side of pre-assembly
One or more floating rings and the spring to press to floating ring are embedded in are installed in one or more floating ring seats in advance by formula,
Modular floating ring cover for seat one by one is set in the mandrel for being assembled in rotor again, separately in addition can add one outside in floating ring seat on demand
A or multiple floating rings and spring.After by floating ring seat and mainly as the floating ring modularization of dynamic sealing, make to press
Contracting machine device installation procedure is simplified, and reduces the degree of difficulty and complexity of installation.
Claims (16)
1. a kind of compressor set with modularization sealing structure, which is characterized in that include:
One shell;
One rotor is set in the shell, which has a mandrel, and a sealed chamber is formed between the mandrel and the shell;
One first floating ring group;
One floating ring seat, the first floating ring group insertion are installed on inside the floating ring seat, which is set to the mandrel and is located at and be somebody's turn to do
Sealed chamber;And
One helixseal, is sheathed on the mandrel and against the floating ring seat, the floating ring seat be axially clamped and fastened on the shell with should
Between helixseal.
2. compressor set as described in claim 1, which is characterized in that the first floating ring group includes a floating ring and a bullet
Property part, is set to an inner cavity of the floating ring seat, the elastic component abut the floating ring with by the floating ring be fixed on this it is interior it is intracavitary simultaneously
In forming dynamic sealing in the sealed chamber.
3. compressor set as claimed in claim 2, which is characterized in that the first floating ring group includes two floating rings and a bullet
Property part, it is interior intracavitary two floating ring is fixed on this which abuts two floating ring respectively.
4. compressor set as claimed in claim 2, which is characterized in that the side of the floating ring seat has a notch, is connected to
The inner cavity, the first floating ring group are placed in the inner cavity radially by the notch to be embedded in and be installed on inside the floating ring seat.
5. compressor set as claimed in claim 2, which is characterized in that the floating ring is by metals such as steel, stainless steel or alloys
Material or polytetrafluoroethylene (PTFE), fluorinated ethylene propylene copolymer, the copolymer or polyethers for crossing fluoroalkyl compound, ethylene and tetrafluoroethene
The polymerizable materials such as ether ketone are made.
6. compressor set as claimed in claim 2, which is characterized in that the elastic component is wave spring or disk spring.
7. compressor set as described in claim 1, which is characterized in that the floating ring seat tool have at least two it is independent of each other in
Chamber, the compressor set include at least 2 first floating ring groups, are respectively embedded at least two inner cavities for being installed on the floating ring seat.
8. compressor set as described in claim 1, which is characterized in that the compressor set include at least two floating ring seats and
At least 2 first floating ring groups, which, which is respectively embedded into, is installed on inside at least two floating ring seats, this at least two
Floating ring seat is sequentially sheathed on the mandrel and is located in the sealed chamber.
9. compressor set as described in claim 1, which is characterized in that additionally comprise one second floating ring group, be sheathed on the mandrel
And it is located at the sealed chamber, and be axially set between the floating ring seat and the shell.
10. compressor set as claimed in claim 9, which is characterized in that the second floating ring group includes a floating ring and one
Elastic component, the elastic component abut the floating ring so that the floating ring to be fixed in the sealed chamber and is formed in the sealed chamber
Dynamic sealing.
11. compressor set as claimed in claim 10, which is characterized in that the second floating ring group includes two floating rings and one
Elastic component, the elastic component abut two floating ring respectively two floating ring to be fixed in the sealed chamber.
12. compressor set as claimed in claim 10, which is characterized in that the floating ring is by gold such as steel, stainless steel or alloys
Belong to material or polytetrafluoroethylene (PTFE), fluorinated ethylene propylene copolymer, the copolymer for crossing fluoroalkyl compound, ethylene and tetrafluoroethene or poly-
The polymerizable materials such as ether ether ketone are made.
13. compressor set as claimed in claim 10, which is characterized in that the elastic component is wave spring or disk spring.
14. compressor set as described in claim 1, which is characterized in that additionally comprise multiple o-rings, it is floating to be sheathed on this respectively
Ring seat periphery and helixseal periphery, multiple o-ring is in forming static seal in the sealed chamber.
15. compressor set as described in claim 1, which is characterized in that additionally comprise a fixed block, be set to the floating ring seat with
Between the helixseal.
16. compressor set as described in claim 1, which is characterized in that a bearing is additionally comprised, to carry being somebody's turn to do for the rotor
Mandrel, the bearing holder (housing, cover) are set to the mandrel and are axially set in the other side of the helixseal with respect to the floating ring seat.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW107203015U TWM564090U (en) | 2018-03-08 | 2018-03-08 | Compressor device having modulized sealing structure |
TW107203015 | 2018-03-08 |
Publications (1)
Publication Number | Publication Date |
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CN208281171U true CN208281171U (en) | 2018-12-25 |
Family
ID=63641446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820479599.5U Active CN208281171U (en) | 2018-03-08 | 2018-04-03 | Compressor device with modular sealing structure |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN208281171U (en) |
TW (1) | TWM564090U (en) |
-
2018
- 2018-03-08 TW TW107203015U patent/TWM564090U/en unknown
- 2018-04-03 CN CN201820479599.5U patent/CN208281171U/en active Active
Also Published As
Publication number | Publication date |
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TWM564090U (en) | 2018-07-21 |
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