CN209196123U - A kind of tool apron gland seal device that easy assembly concentricity is high - Google Patents
A kind of tool apron gland seal device that easy assembly concentricity is high Download PDFInfo
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- CN209196123U CN209196123U CN201821638783.6U CN201821638783U CN209196123U CN 209196123 U CN209196123 U CN 209196123U CN 201821638783 U CN201821638783 U CN 201821638783U CN 209196123 U CN209196123 U CN 209196123U
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- envelope
- skeleton
- axle envelope
- lip
- wall
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Abstract
The utility model discloses a kind of tool apron gland seal devices that easily assembly concentricity is high, it includes upper axle envelope, lower axle envelope, the upper axle envelope includes skeleton and the seal for being coated on skeleton top, the seal extends to form lip to skeleton inside, the lower seal that the lower axle package includes lower skeleton and is coated on outside lower skeleton, the lower seal extends to form lower envelope lip to lower skeleton inside, the lower envelope lip and lower axle envelope inner wall are enclosed the second dashpot, the lower axle envelope inner wall of the outer wall of the skeleton lower part and second dashpot is interference fitted, the lower end surface of the seal of upper axle envelope and the upper surface of upper axle envelope are adjacent to.The seat gland seal device of the utility model has the characteristics that easily assembly, cooperation concentricity is high, wearability is strong, good airproof performance, considerably increases its service life and has better anti-slag effect.
Description
Technical field
The utility model relates to a kind of high speed tool apron gland seal devices, belong to kitchen class high speed agitator product technical field.
Background technique
In kitchen class high speed agitator such as soy bean milk making machine, revolving speed can reach 1.5 ten thousand to 2.5 ten thousand rpms when rotated at present,
Under so high revolving speed, the concentricity such as shaft and tool apron axle envelope is not high, and tool apron axle envelope, which will be quickly worn, causes sealing to be lost
Effect, the leakproofness and service life for influencing gland seal device even generate danger when in use, and present gland seal device is all single
Body structure, the not high easy appearance of the stability phenomenon not high with shaft assembly concentricity.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of tool apron gland seal devices, assemble concentricity with axis
Height can increase the service life and anti-slag effect of gland seal device, can solve the deficiencies in the prior art.
The technical solution of the utility model is: a kind of tool apron gland seal device that easily assembly concentricity is high, it include upper axle envelope,
Lower axle envelope, the upper axle envelope include skeleton and the seal for being coated on skeleton top, and the seal extends to skeleton inside
Lip is formed, the lower axle package includes lower skeleton and the lower seal that is coated on outside lower skeleton, and the lower seal is to sending down the fishbone
Extend to form lower envelope lip on the inside of frame, the lower envelope lip and lower axle envelope inner wall are enclosed the second dashpot, under the skeleton
The lower axle envelope inner wall of the outer wall in portion and second dashpot is interference fitted, the lower end surface of the seal of upper axle envelope and lower axle envelope
Upper surface is adjacent to.It is unlikely to deform because the skeleton of upper axle envelope is hard, is interference fitted with the lower axle envelope inner wall of the second dashpot, the two dress
With having better concentricity after the assembly of convenient and the two, compared with uniaxial seal structure, double-shaft seal structural support stability is more preferable,
Can also there be better concentricity when cooperating with shaft, and sealing performance also greatly reinforces, the second dashpot is lower envelope lip shape
Become and the space that a deformation occurs is provided, enhances its followability with shaft, avoid causing to wear with shaft hard contact.
The further lip includes acclivitous main lip, and the is enclosed with upper axle envelope inner wall on the outside of main lip
One dashpot.The effect of first dashpot is identical as the second dashpot, provides the space of deformation generation for main lip deformation.
The further lower envelope lip includes the main lip of lower envelope and the lower auxiliary lip of envelope, and the lower main lip of envelope and lower envelope are auxiliary
Lip lower setting vertically, wherein the main lip of lower envelope tilts be enclosed the second dashpot with lower axle envelope inner wall upwards.It is multiple
The setting of lip further increases its sealability, prevents the leakage of medium.
The radial section of the further skeleton includes radial section, meander sections, axial direction part, wherein radial section top with return
The side for turning section is adjacent to, and the inner wall of lower axle envelope and radial pars infrasegmentalis outer wall are interference fitted.Upper axle envelope by skeleton radial section top
Divide and meander sections make limited support, lower axle envelope makees limit by the radial pars infrasegmentalis point of upper axle envelope skeleton and the lower skeleton of lower axle envelope
Support is equivalent to tool apron gland seal device by dual skeleton as support, and stability greatly reinforces, and has when cooperating with shaft more preferable
Concentricity.
The lower axle envelope inner wall of further second dashpot is the bevel structure with vertical direction at an angle, on
Face is equipped with sealing element, and the skeleton lower part of the upper axle envelope and sealing element are interference fitted.In enhancing between axle envelope and lower axle envelope
Connection sealing prevents the mistake of external agency from entering.
The further sealing element section is in 7 fonts, and transverse part packet is set at the top of lower skeleton, the tapered knot in vertical part lower end
Structure is bonded with the bevel structure.The stability for ensuring sealing element installation, avoids the generation of stress sliding phenomenon.
Wearing layer is provided with the main lip inside of lower envelope on the inside of the further main lip.Because main lip inside is in
It seals for the contact site with shaft on the inside of main lip, wearing layer, which is arranged, can be reduced abrasion, prolong the service life.
The further wearing layer is made of polytetrafluoroethylene (PTFE).
The further upper axle envelope and lower axle seal at least one outer wall equipped with ripple struction.Improve gland seal device ontology
With the connection sealing of tool apron.
In conclusion the seat gland seal device of the utility model has, easily assembly, cooperation concentricity is high, wearability is strong, sealing
The good feature of property, considerably increases its service life and has better anti-slag effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the utility model skeleton structure.
It is as shown in the figure: upper axle envelope 1；Lower axle envelope 2；Skeleton 3；Seal 4；Lower skeleton 5；Lower seal 6；Lip 7；Lower envelope lip
Portion 8；Second dashpot 9；First dashpot 10；The lower main lip 11 of envelope；The lower auxiliary lip 12 of envelope；Sealing element 13；Wearing layer 14；Ripple
Structure 15；Main lip 20；Radial section 3a；Meander sections 3b；Axial direction part 3c.
Specific embodiment
The embodiments of the present invention one: as shown in Figure 1, a kind of tool apron gland seal device that easily assembly concentricity is high, it is wrapped
Include axle envelope 1, lower axle envelope 2, upper axle envelope 1 includes skeleton 3 and the seal 4 for being coated on 3 top of skeleton, and seal 4 is to skeleton 3
Inside extends to form lip 7, and lower axle envelope 2 includes lower skeleton 5 and the lower seal 6 for being coated on 5 outside of lower skeleton, lower seal 6
Lower envelope lip 8 is extended to form on the inside of to lower skeleton 5, lower envelope lip 8 is enclosed the second dashpot 9, skeleton with lower 2 inner wall of axle envelope
2 inner wall of lower axle envelope of the outer wall of 3 lower parts and second dashpot 9 is interference fitted, the lower end surface of the seal 4 of upper axle envelope 1 with
The upper surface of lower axle envelope 2 is adjacent to.It is unlikely to deform because the skeleton 3 of upper axle envelope 1 is hard, the 2 inner wall mistake of lower axle envelope with the second dashpot 9
It is full of cooperation, has better concentricity after the two is easy to assembly and the two assembly, compared with uniaxial seal structure, double-shaft seal structural support
Stability is more preferable, can also have better concentricity when cooperating with shaft, and sealing performance also greatly reinforces, the second dashpot
9 provide the space of deformation generation for lower 8 deformation of envelope lip, enhance its followability with shaft, avoid connecing with shaft hardness
Touching causes to wear.
The preferential lip 7 of the present embodiment includes acclivitous main lip 20, and main 20 outside of lip is enclosed with upper 1 inner wall of axle envelope
It closes and forms the first dashpot 10.The effect of first dashpot 10 is identical as the second dashpot 9, provides a shape for main 20 deformation of lip
Become the space occurred.
The preferential lower envelope lip 8 of the present embodiment includes the main lip 11 of lower envelope and the auxiliary lip 12 of lower envelope, lower main 11 He of lip of envelope
The lower auxiliary lip 12 of envelope lower setting vertically, wherein the upward inclination of the main lip 11 of lower envelope is enclosed second with lower 2 inner wall of axle envelope
Dashpot 9.The setting of multiple lips further increases its sealability, prevents the leakage of medium.
The radial section of the preferential skeleton 3 of the present embodiment includes radial section 3a, meander sections 3b, axial direction part 3c, wherein radial
The section top 3a and the side of meander sections 3b are adjacent to, and the inner wall and radial section 3a lower part outer wall of lower axle envelope 2 are interference fitted.Upper axle envelope 1
Limited support is made by part and meander sections 3b on the radial section 3a of skeleton 3, lower axle envelope 2 is by part under the radial section 3a of upper skeleton 3
Make limited support with the lower skeleton 5 of lower axle envelope 2, is equivalent to tool apron gland seal device by dual skeleton as support, stability
It greatly reinforces, has better concentricity when cooperating with shaft.
2 inner wall of lower axle envelope of the second preferential dashpot 9 of the present embodiment is the inclined-plane knot with vertical direction at an angle
Structure, is equipped with sealing element 13 above, and the lower part radial section 3a of skeleton 1 and sealing element 13 are interference fitted.Axle envelope 1 and lower axle in enhancing
Connection sealing between envelope 2, prevents the mistake of external agency from entering.
Preferential 13 section of sealing element of the present embodiment is in 7 fonts, and transverse part packet is set to the top of lower skeleton 5, vertical part lower end at
Pyramidal structure is bonded with lower 2 inner wall of axle envelope.The stability for ensuring sealing element installation, avoids the generation of stress sliding phenomenon.
Wearing layer 14 is provided with on the inside of the main lip of lower envelope on the inside of the preferential main lip of the present embodiment.On the inside of main lip
It is the contact site with shaft with the main lip inside of interior envelope, setting wearing layer can be reduced abrasion, prolong the service life.
The preferential wearing layer 14 of the present embodiment is made of polytetrafluoroethylene (PTFE).
The outer wall of the preferential upper axle envelope 1 of the present embodiment and lower axle envelope 2 is equipped with ripple struction 15.Improve gland seal device sheet
The connection sealing of body and tool apron.
Claims (9)
1. a kind of tool apron gland seal device that easily assembly concentricity is high, it is characterised in that: it includes upper axle envelope, lower axle envelope, it is described on
Axle envelope includes skeleton and the seal for being coated on skeleton top, and the seal extends to form lip to skeleton inside, under described
Axle envelope includes lower skeleton and the lower seal that is coated on outside lower skeleton, and the lower seal is to extending to form down on the inside of lower skeleton
Seal lip, the lower envelope lip and lower axle envelope inner wall are enclosed the second dashpot, the outer wall of the skeleton lower part and described the
The lower axle envelope inner wall of two dashpots is interference fitted, and the lower end surface of the seal of upper axle envelope and the upper surface of lower axle envelope are adjacent to.
2. the high tool apron gland seal device of easy assembly concentricity according to claim 1, it is characterised in that: the lip includes
Acclivitous main lip, main lip outside are enclosed the first dashpot with upper axle envelope inner wall.
3. the high tool apron gland seal device of easy assembly concentricity according to claim 1 or 2, it is characterised in that: the lower envelope
Lip includes the main lip of lower envelope and the lower auxiliary lip of envelope, and the lower main lip of envelope and the lower auxiliary lip of envelope are arranged under vertically, wherein
The lower main lip of envelope tilts upwards is enclosed the second dashpot with lower axle envelope inner wall.
4. the high tool apron gland seal device of easy assembly concentricity according to claim 1, it is characterised in that: the diameter of the skeleton
It include that radial section, meander sections, axial direction part, wherein radial section top and the side of meander sections are adjacent to section, the inner wall of lower axle envelope
It is interference fitted with radial pars infrasegmentalis outer wall.
5. the high tool apron gland seal device of easy assembly concentricity according to claim 4, it is characterised in that: second buffering
The lower axle envelope inner wall of slot is the bevel structure with vertical direction at an angle, is equipped with sealing element above, the upper axle envelope
Skeleton lower part and sealing element are interference fitted.
6. the high tool apron gland seal device of easy assembly concentricity according to claim 5, it is characterised in that: the sealing element is cut
Face is in 7 fonts, and transverse part packet is set at the top of lower skeleton, and the tapered structure in vertical part lower end is bonded with the bevel structure.
7. the high tool apron gland seal device of easy assembly concentricity according to claim 3, it is characterised in that: in the main lip
Wearing layer is provided on the inside of side and the main lip of lower envelope.
8. the high tool apron gland seal device of easy assembly concentricity according to claim 7, it is characterised in that: the wearing layer by
Polytetrafluoroethylene (PTFE) is made.
9. the high tool apron gland seal device of easy assembly concentricity according to claim 1, it is characterised in that: the upper axle envelope and
Lower axle seals at least one outer wall equipped with ripple struction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821638783.6U CN209196123U (en) | 2018-10-10 | 2018-10-10 | A kind of tool apron gland seal device that easy assembly concentricity is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821638783.6U CN209196123U (en) | 2018-10-10 | 2018-10-10 | A kind of tool apron gland seal device that easy assembly concentricity is high |
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| Publication Number | Publication Date |
|---|---|
| CN209196123U true CN209196123U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821638783.6U Active CN209196123U (en) | 2018-10-10 | 2018-10-10 | A kind of tool apron gland seal device that easy assembly concentricity is high |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114451963A (en) * | 2022-01-26 | 2022-05-10 | 重庆西山科技股份有限公司 | Planing cutter capable of preventing negative pressure loss |
-
2018
- 2018-10-10 CN CN201821638783.6U patent/CN209196123U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114451963A (en) * | 2022-01-26 | 2022-05-10 | 重庆西山科技股份有限公司 | Planing cutter capable of preventing negative pressure loss |
| CN114451963B (en) * | 2022-01-26 | 2023-11-28 | 重庆西山科技股份有限公司 | Planing tool capable of preventing negative pressure loss |
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