CN204140876U - Increase the front gland seal assembly of frictional force - Google Patents
Increase the front gland seal assembly of frictional force Download PDFInfo
- Publication number
- CN204140876U CN204140876U CN201420560441.2U CN201420560441U CN204140876U CN 204140876 U CN204140876 U CN 204140876U CN 201420560441 U CN201420560441 U CN 201420560441U CN 204140876 U CN204140876 U CN 204140876U
- Authority
- CN
- China
- Prior art keywords
- seal
- frictional force
- front gland
- black box
- assembly
- 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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- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of front gland seal assembly increasing frictional force, comprise Oil sealing assembly, Stamping Steel Ribbon, black box and seal ring, described black box is provided with several seal rings, described seal ring inwall is fixedly connected with tooth, described tooth is arranged in order by polylith diaphragm seal and is formed, and described diaphragm seal is conflicted with axle and is connected.In the utility model, contact between front gland seal assembly and axle is converted to the conflict between polylith diaphragm seal and axle, considerably increase the frictional force between front gland seal assembly and axle, setting gradually of seal ring, black box, seal ring and diaphragm seal makes the sealing effect of front gland seal assembly greatly strengthen.
Description
Technical field
The utility model relates to a kind of front shaft seal, and more particularly, it relates to a kind of front gland seal assembly increasing frictional force.
Background technique
Front gland seal assembly is a kind of friction sealed or stuffing box, comprise Oil sealing assembly and black box, be used to prevent entering of compressor or the leak of liquid between other conveying equipment for fluid substances axle and bearing and fine particle, at present, black box on market passes through friction sealed when coordinating with axle, but frictional force is not often very large and coordinating between black box with axle is not very good, and sealing effect neither be fine, the frictional force better needing before suitable increase between gland seal assembly and axle to make sealability, thus the sealing effect making front gland seal assembly play is more obvious.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of front gland seal assembly increasing frictional force, this front gland seal assembly good sealing effect.
For achieving the above object, the utility model provides following technological scheme:
A kind of front gland seal assembly increasing frictional force, comprise Oil sealing assembly, Stamping Steel Ribbon, black box and seal ring, described black box is provided with several seal rings, described seal ring inwall is fixedly connected with tooth, described tooth is arranged in order by polylith diaphragm seal and is formed, and described diaphragm seal is conflicted with axle and is connected.
By adopting such scheme, seal ring and diaphragm seal is provided with between black box and axle, cooperation between front gland seal assembly and axle is contacted the linear contact lay become between diaphragm seal and axle by traditional face, being formed between polylith diaphragm seal and axle conflicts connects, contacted by intensive linear contact lay forming surface, the degree of roughness of the plane front gland seal assembly inner wall surface more of the prior art that polylith diaphragm seal is formed is coarse, plays the effect of the frictional force before increasing between gland seal assembly and axle; In addition, setting gradually of seal ring, black box, seal ring and diaphragm seal makes the sealing effect of front gland seal assembly greatly strengthen, and prevents front gland seal assembly leakage of oil.
The utility model is set to further, and described seal ring outer ring is provided with groove, and described black box is outward extended with some projections, described projection and fit depressions.
By adopting such scheme, seal ring arranges groove, on black box, arrange projection with matching is to play certain spacing and fixation to seal ring simultaneously, prevent the skew that seal ring may occur, seal ring is allowed not easily to loosen, and installation and removal between groove and projection are simple, be applicable to extensive use.
The utility model is set to further, described seal ring and diaphragm seal bonding.
By adopting such scheme, seal ring and diaphragm seal are bonded together by super glue, stationarity is good, ensure that diaphragm seal can be fixedly mounted on seal ring, seal ring is connected on black box by the cooperation between groove and projection, therefore the degree that is connected firmly between black box, seal ring and diaphragm seal is high, not easily disintegrates.
The utility model is set to further, and the other end of described diaphragm seal opposing seal circle has been recessed to form depressed part.
By adopting such scheme, depressed part is arc surface, the degree of roughness in the face, place polylith diaphragm seal being formed by the depressed part of arc surface increases the weight of further, in rational scope, increase frictional force, and the frictional force between front gland seal assembly and axle increases and fiting effect is better.
Compared with prior art, the utility model has the advantage of: the contact between front gland seal assembly and axle is converted to the conflict between polylith diaphragm seal and axle, considerably increase the frictional force between front gland seal assembly and axle, setting gradually of seal ring, black box, seal ring and diaphragm seal makes the sealing effect of front gland seal assembly greatly strengthen.
Accompanying drawing explanation
Fig. 1 is the partial sectional view that the utility model increases the front gland seal assembly of frictional force;
Fig. 2 is the A portion enlarged diagram of Fig. 1;
Fig. 3 is the B portion enlarged diagram of Fig. 2.
Description of reference numerals: 1, Oil sealing assembly; 2, Stamping Steel Ribbon; 3, seal ring; 4, black box; 5, seal ring; 6, groove; 7, diaphragm seal; 8, depressed part; 9, protruding.
Embodiment
Before increasing frictional force with reference to accompanying drawing 1 to Fig. 3 to the utility model, gland seal assembly is described in further details.
A kind of front gland seal assembly increasing frictional force in the present embodiment, comprise Oil sealing assembly 1, Stamping Steel Ribbon 2, black box 4 and seal ring 3, described black box 4 is provided with several seal rings 5, described seal ring 5 inwall is fixedly connected with tooth, described tooth is arranged in order by polylith diaphragm seal 7 and is formed, described diaphragm seal 7 is conflicted with axle and is connected, described seal ring 5 outer ring is provided with groove 6, described black box 4 is outward extended with some protruding 9, described protruding 9 and groove 6 match, described seal ring 5 and diaphragm seal 7 bonding, the other end of described diaphragm seal 7 opposing seal circle 5 has been recessed to form depressed part 8.
According to said structure, described black box 4 is provided with at least one seal ring 5 on the surface of matching with axle, sealability is strengthened and one end of matching with axle on described seal ring 5 is provided with tooth by the cooperation of multiple seal ring 5, described tooth comprises and has a diaphragm seal 7 at least, arrange at least one diaphragm seal 7 to increase frictional force and make friction effect better, and described diaphragm seal 7 is provided with depressed part 8 with the axle face of matching, to make under the prerequisite not affecting frictional force, it is more convenient to assemble up, seal ring 5 outer ring is provided with groove 6 and with projection 9 shape on black box 4, size is all unanimously formed and matches, play certain spacing and fixation, seal ring 5 and diaphragm seal 7 play certain spacing and fixation by the bonding diaphragm seal 7 that makes of super glue on seal ring 5.Diaphragm seal 7 can be metal sealing sheet 7 also can be nonmetallic gasket 7, metal sealing sheet 7 such as copper backing, stainless steel gasket, iron gasket, aluminium backing etc., nonmetallic gasket 7 such as asbestos washer, in the present embodiment, diaphragm seal 7 is preferably metal sealing sheet 7, the structural strength of metal sealing sheet 7 is good, seal ring 5 and diaphragm seal 7 is provided with between black box 4 and axle, cooperation between front gland seal assembly and axle is contacted the linear contact lay become between diaphragm seal 7 and axle by traditional face, being formed between polylith diaphragm seal 7 and axle conflicts connects, contacted by intensive linear contact lay forming surface, the degree of roughness of the plane front gland seal assembly inner wall surface more of the prior art that polylith diaphragm seal 7 is formed is coarse, the other end of diaphragm seal 7 opposing seal circle 5 has been recessed to form depressed part 8, depressed part 8 is in arc surface, the degree of roughness in the face, place polylith diaphragm seal 7 being formed by the depressed part 8 of arc surface increases the weight of further, frictional force is increased in rational scope, frictional force between front gland seal assembly and axle increases and fiting effect is better, in addition, setting gradually of seal ring 3, black box 4, seal ring 5 and diaphragm seal 7 makes the sealing effect of front gland seal assembly greatly strengthen, and prevents front gland seal assembly leakage of oil.
Seal ring 5 arranges groove 6, on black box 4, arrange with matching protruding 9 is to play certain spacing and fixation to seal ring 5 simultaneously, prevent the skew that seal ring 5 may occur, seal ring 5 is allowed not easily to loosen, seal ring 5 is connected on black box 4 by the cooperation between groove 6 and protruding 9, therefore the degree that is connected firmly between black box 4, seal ring 5 and diaphragm seal 7 is high, not easily disintegrates.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. one kind increases the front gland seal assembly of frictional force, comprise Oil sealing assembly, Stamping Steel Ribbon, black box and seal ring, it is characterized in that: described black box is provided with several seal rings, described seal ring inwall is fixedly connected with tooth, described tooth is arranged in order by polylith diaphragm seal and is formed, and described diaphragm seal is conflicted with axle and is connected.
2. the front gland seal assembly of increase frictional force according to claim 1, is characterized in that: described seal ring outer ring is provided with groove, and described black box is outward extended with some projections, described projection and fit depressions.
3. the front gland seal assembly of increase frictional force according to claim 2, is characterized in that: described seal ring and diaphragm seal bonding.
4. the front gland seal assembly of increase frictional force according to claim 3, is characterized in that: the other end of described diaphragm seal opposing seal circle has been recessed to form depressed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560441.2U CN204140876U (en) | 2014-09-26 | 2014-09-26 | Increase the front gland seal assembly of frictional force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560441.2U CN204140876U (en) | 2014-09-26 | 2014-09-26 | Increase the front gland seal assembly of frictional force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204140876U true CN204140876U (en) | 2015-02-04 |
Family
ID=52417561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560441.2U Expired - Fee Related CN204140876U (en) | 2014-09-26 | 2014-09-26 | Increase the front gland seal assembly of frictional force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204140876U (en) |
-
2014
- 2014-09-26 CN CN201420560441.2U patent/CN204140876U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20160926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |