CN204099596U - Journal packing assembly - Google Patents
Journal packing assembly Download PDFInfo
- Publication number
- CN204099596U CN204099596U CN201420559489.1U CN201420559489U CN204099596U CN 204099596 U CN204099596 U CN 204099596U CN 201420559489 U CN201420559489 U CN 201420559489U CN 204099596 U CN204099596 U CN 204099596U
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- CN
- China
- Prior art keywords
- seal
- packing assembly
- ring
- lower seal
- journal packing
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of journal packing assembly, comprise seal, lower seal, upper seal and lower seal are threaded, the equal circumference of inner ring of upper seal and lower seal is provided with at least one trapezoidal groove, the outer wall of upper seal, lower seal is equipped with round platform, abut seal ring between round platform with axle inwall, between upper seal and lower seal, be provided with secondary seal.The utility model journal packing assembly, corresponding measures to prevent oil leakage is taken by the place of the possible leakage of oil to each side when sealing, improve the leakproof of journal packing assembly greatly, all very convenient when using and dismantling cleaning, good seal performance.
Description
Technical field
The utility model relates to a kind of shaft seal, and more particularly, it relates to a kind of journal packing assembly.
Background technique
Journal packing assembly is mainly used on axle journal, prevent entering of lubricant oil and some fine impurities particles on gear, but only current journal packing device sealing effect is not on the market good especially, oil leakage phenomenon there will be often, some fine impurities also can along with entering simultaneously, this just causes some unnecessary losses, causes very large trouble, so it is very important that journal packing has good sealing effect to component oil removing cleaning simultaneously.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of sealability better journal packing assembly.
For achieving the above object, the utility model provides following technological scheme:
A kind of journal packing assembly, comprise seal, lower seal, described upper seal and lower seal are threaded, the equal circumference of inner ring of described upper seal and lower seal is provided with at least one trapezoidal groove, the outer wall of described upper seal, lower seal is equipped with round platform, abut seal ring between described round platform with axle inwall, between described upper seal and lower seal, be provided with secondary seal.
By adopting such scheme, described upper seal and lower seal are threaded connection, easy to connect, quick, simple, and it is also more convenient to remove, trapezoidal groove is set at the inner ring of upper seal and lower seal simultaneously, to make the sealing effect of journal packing assembly better, the oil entering black box can be made to flow into trapezoidal groove by trapezoidal groove and can not be overflowed to him go out against tube wall, simultaneously trapezoidal groove serves certain guide functions to fluid because of the existence on its inclined-plane, the design of trapezoidal groove simultaneously decreases the area of contact of journal packing assembly and axle journal, decrease load friction factor, the working life of journal packing assembly is promoted, upper seal, lower seal two ends semicircular surface is provided with round platform and is provided with seal ring on round platform, this is to prevent oil stain and fine particle from can not fit tightly some oil leakage phenomenons that may exist at axle inwall due to journal packing assembly outer ring, further enhance sealing effect.
The utility model is set to further, is arranged to circular arc platform bottom described trapezoidal groove.
By adopting such scheme, make to increase bottom area by being set to circular arc platform bottom trapezoidal groove, leak into inner fluid, fine particle is more adsorbed on arc-shaped surface, simultaneously when the inner dirt of needs cleaning axle journal black box, because it is also more convenient that bottom is set to circular arc platform cleaning up, avoid the appearance at dead angle and the accumulation of greasy dirt.
The utility model is set to further, described secondary seal comprises the first auxiliary seal ring being arranged on seal and the second auxiliary seal ring being arranged on lower seal, it is protruding that described first auxiliary seal ring is provided with at least one V-arrangement, and described second auxiliary seal ring is provided with the v-depression abutted for V-arrangement projection.
By adopting such scheme, described upper seal is provided with secondary seal with lower seal to contacting, upper seal arranges the first auxiliary seal ring and the second auxiliary seal ring is set on lower seal, v-depression by the V-arrangement on the first auxiliary seal ring on protruding the second auxiliary seal ring with coordinating with it, by coordinate closely prevent be threaded connection may have space between upper seal and lower seal and the oil leakage phenomenon that occurs, further make journal packing assembly obtain sealing effect and promoted.
Compared with prior art, the utility model has the advantage of: the utility model journal packing assembly, taken the measure of relative oil-leakage-prevention by the place of the possible leakage of oil to each side when sealing, improve the leakproof of journal packing assembly greatly, all very convenient when using and dismantling cleaning, sealability also very good.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model journal packing Assemblies Example;
Fig. 2 is the A portion enlarged view of Fig. 1;
Fig. 3 is the B portion schematic diagram of Fig. 1;
Fig. 4 is the C portion enlarged view of Fig. 3.
Description of reference numerals: 1, upper seal; 2, lower seal; 3, round platform; 4, the first auxiliary seal ring; 5, the second auxiliary seal ring; 6, trapezoidal groove; 7, circular arc platform.
Embodiment
With reference to accompanying drawing 1 to Fig. 4, the utility model journal packing Assemblies Example is described in further details.
A kind of journal packing assembly in the present embodiment, comprise seal 1, lower seal 2, described upper seal 1 and lower seal 2 are threaded connection, described upper seal 1 and lower seal 2 inner ring are provided with at least one trapezoidal groove 6, circular arc platform 7 is arranged to bottom trapezoidal groove 6, described upper seal 1, lower seal 2 two ends circular surface is provided with round platform 3, described round platform 3 outer ring is provided with seal ring, described upper seal 1 and lower seal 2 joint are provided with secondary seal, described secondary seal comprises the first auxiliary seal ring 4 being arranged on seal and the second auxiliary seal ring 5 being arranged on lower seal, it is protruding that described first auxiliary seal ring 4 is arranged at least one V-arrangement, described second auxiliary seal ring 5 is provided with the v-depression matched with described V-arrangement projection.
According to said structure, upper seal 1 and lower seal 2 are threaded connection, the contact segment of upper seal 1 and lower seal 2 is provided with secondary seal, secondary seal is by being arranged on the first auxiliary seal ring 4 of upper seal and being arranged on the second auxiliary seal ring 5 of lower seal, and the v-depression be provided with on the first auxiliary seal ring 4 on protruding and the second auxiliary seal ring 5 that coordinates with it of at least one V-arrangement, to be threaded connection and cooperation between V-shaped groove makes sealing effect better, at upper seal 1, lower seal 2 two ends semicircular surface arranges round platform 3, and in round platform 3 outer ring, seal ring is set, prevent journal packing assembly outer ring from leaking further, and upper seal 1 and lower seal 2 inner ring are provided with at least one trapezoidal groove 6, circular arc platform 7 is arranged to bottom trapezoidal groove 6, sealing is followed add.
By above scheme, upper seal 1 and lower seal 2 are threaded connection, easy to connect, fast, simply, it is also more convenient to remove, described upper seal 1 is provided with secondary seal with lower seal 2 to contacting, upper seal arranges the first auxiliary seal ring 4 and the second auxiliary seal ring 5 is set on lower seal, coordinate closely between v-depression on and the second auxiliary seal ring 5 of coordinating with it protruding by V-arrangement on the first auxiliary seal ring 4 prevent be threaded connection may have space between upper seal and lower seal and the oil leakage phenomenon that occurs, further make journal packing assembly obtain sealing effect to be promoted, and at upper seal 1, lower seal 2 two ends semicircular surface is provided with round platform 3, described round platform 3 being arranged seal ring is to prevent oil stain and fine particle due to tight some oil leakage phenomenons that may exist of the cooperation on journal packing assembly outer ring, at least one trapezoidal groove 6 is set at upper seal 1 and lower seal 2 inner ring simultaneously, to make the sealing effect of this journal packing assembly better, because the existence on inclined-plane serves certain guide functions to fluid, the design of trapezoidal groove 6 simultaneously decreases inner peripheral surface and amasss, decrease the area of contact of journal packing assembly and axle journal simultaneously, decrease load friction factor, the working life of journal packing assembly is promoted, make to increase bottom area by being set to circular arc platform 7 bottom trapezoidal groove 6, leak into inner fluid, fine particle is more adsorbed on circular arc platform 7 surface, simultaneously when the inner dirt of needs cleaning axle journal black box, because it is also more convenient that bottom is set to circular arc platform 7 cleaning up, avoid the appearance at dead angle and the accumulation of greasy dirt.
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 (3)
1. a journal packing assembly, comprise seal, lower seal, described upper seal and lower seal are threaded, it is characterized in that: the equal circumference of inner ring of described upper seal and lower seal is provided with at least one trapezoidal groove, the outer wall of described upper seal, lower seal is equipped with round platform, abut seal ring between described round platform with axle inwall, between described upper seal and lower seal, be provided with secondary seal.
2. journal packing assembly according to claim 1, is characterized in that: be arranged to circular arc platform bottom described trapezoidal groove.
3. journal packing assembly according to claim 1 and 2, it is characterized in that: described secondary seal comprises the first auxiliary seal ring being arranged on seal and the second auxiliary seal ring being arranged on lower seal, it is protruding that described first auxiliary seal ring is provided with at least one V-arrangement, and described second auxiliary seal ring is provided with the v-depression abutted for V-arrangement projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420559489.1U CN204099596U (en) | 2014-09-26 | 2014-09-26 | Journal packing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420559489.1U CN204099596U (en) | 2014-09-26 | 2014-09-26 | Journal packing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099596U true CN204099596U (en) | 2015-01-14 |
Family
ID=52268026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420559489.1U Expired - Fee Related CN204099596U (en) | 2014-09-26 | 2014-09-26 | Journal packing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204099596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351522A (en) * | 2015-10-22 | 2016-02-24 | 山东钢铁股份有限公司 | Shaft sealing device |
| CN110762207A (en) * | 2019-11-12 | 2020-02-07 | 国网重庆市电力公司电力科学研究院 | Sealing device for online electrochemical test of overhead ground wire and test method thereof |
-
2014
- 2014-09-26 CN CN201420559489.1U patent/CN204099596U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351522A (en) * | 2015-10-22 | 2016-02-24 | 山东钢铁股份有限公司 | Shaft sealing device |
| CN110762207A (en) * | 2019-11-12 | 2020-02-07 | 国网重庆市电力公司电力科学研究院 | Sealing device for online electrochemical test of overhead ground wire and test method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20160926 |