CN207213166U - A kind of end face is installed by detachable apex combustion seal - Google Patents
A kind of end face is installed by detachable apex combustion seal Download PDFInfo
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- CN207213166U CN207213166U CN201720921929.7U CN201720921929U CN207213166U CN 207213166 U CN207213166 U CN 207213166U CN 201720921929 U CN201720921929 U CN 201720921929U CN 207213166 U CN207213166 U CN 207213166U
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Abstract
The utility model discloses a kind of end face and installs detachable apex combustion seal, including annular ditch groove structural member, annular seal ring and some sections of arc pressuring plates being axially connected with the groove structure part, the endoporus edge that the groove structure part is close to the pressing plate is provided with first step groove, after the pressing plate is connected with the groove structure part, the sealing ring outer circumference is embedded in the clamping recess that the first step groove forms with the pressing plate side and compressed by the pressing plate into the clamping recess.The utility model solves end face seal environment when radial seal installing groove being not present in equipment, realizes the conversion from end face seal to radial seal, so that greatly lift-off seal effect.
Description
Technical field
Plant equipment radial seal technical field is the utility model is related to, detachable footpath is installed in more particularly to a kind of end face
To sealing device.
Background technology
In the prior art, bearing working quality directly affects the service life of plant equipment, and the main ring of bearing damage
Border factor mainly enters Bearing inner including foreign matter or Bearing inner lubrication is insufficient, therefore bearing has well close
Sealing property is effective key for extending bearing service life.Because the operating mode of mechanical movement work is had nothing in common with each other, machinery is sometimes
Use environment very severe, or need directly contacted with dust, the metal spittle, mud, water, greasy dirt, acidic materials,
Therefore the sealing property design of bearing is extremely important.
In the prior art, in order to ensure the sealing of bearing usually using end face seal form, wherein end face seal is a kind of
Common and simple in construction seal form, end face seal product hold axle tightly by itself radial interference or clip, and with axle
Operated, the axial direction interference of end face seal lip contacts with equipment end face or end face lid, by lip and the interference of equipment end face
Sealing is realized in contact.Common end face seal such as V-type end face seal is also known as water seal, relatively common to be used for sealing system air one
Side, it can prevent the impurity such as extraneous steam, dust from entering inside sealed environment.And the structure type of end face seal determines that it can only
For dust-proof, and the pressure in sealing internal environment from inside to outside can not be resisted, therefore cannot be used for preventing inside sealed environment
Sealing medium is revealed.
In summary, the end face seal of prior art realizes in sealing effectiveness that voltage endurance capability is poor, with the duration of runs
Increase and equipment play, lip wear extent can aggravate and accelerate seal failure, and some assembling structure forms cause end face
Sealing installing groove is not directly applicable radial seal, therefore has to the further optimization design of sealing structure of crucial importance
Meaning.
Utility model content
Main purpose of the present utility model is to propose that a kind of sealing is strong, versatility is good, is readily disassembled installation and pacifies
Fill the high end face of precision and detachable apex combustion seal is installed, it is intended to improve the sealed precision and reliability of shaft end.
To achieve the above object, the utility model proposes a kind of end face to install detachable apex combustion seal, including ring
Shape groove structure part, annular seal ring and some sections of arc pressuring plates being axially connected with the groove structure part, the groove
The endoporus edge that structural member is close to the pressing plate is provided with first step groove, after the pressing plate is connected with the groove structure part, institute
It is interior and described to state the clamping recess that sealing ring outer circumference is embedded in the first step groove with the pressing plate side forms
Pressing plate compresses into the clamping recess.
Preferably, the groove structure part includes multistage segmental arc, and segmental arc head and the tail are connected with bolt successively described in multistage,
It is connected between the pressing plate and the groove structure part with bolt.
Preferably, the domed shape of cross section in the sealing ring.
Preferably, it is provided with annular metal skeleton in the excircle of the sealing ring.
Preferably, the outer peripheral face of the sealing ring is provided with some anti-rotation grooves, and the clamping of the groove structure part is recessed
It is stuck in groove provided with stop pin in the anti-rotation groove.
Preferably, another axial end of the pressing plate is connected with aligning plate, the aligning plate bottom be provided with deep-slotted chip breaker with
Equipment axle outer peripheral face, which abuts, to match, and the aligning plate is caught in determining for the pressing plate towards the end face of the pressing plate provided with locating convex block
In the hole of position.
Preferably, the aligning plate is caught in the spacing hole of the pressing plate towards the end face of the pressing plate provided with spacing block set
It is interior.
Preferably, the groove structure part close to the side of the pressing plate be provided with eccentric pad be stuck in the groove structure part with
Between the pressing plate in groove, it is relative with the eccentric orfice of the eccentric pad that the groove structure part is provided with avoidance groove.
Preferably, the groove structure part abuts adjacent end face with equipment end face and is inlaid with O-shaped sealing gasket.
Relative to prior art, technical solutions of the utility model have advantages below：
1st, sealing is strong.Technical solutions of the utility model, groove structure part are connected by bolt with equipment end face, together
When groove structure part be connected with pressing plate after sealing ring is extruded jointly so that the outer peripheral face of equipment axle is squeezed inside sealing ring
Means of press seals, solve end face seal environment when radial seal installing groove being not present in equipment, realize from end face seal to footpath
To the conversion of sealing, so that greatly lift-off seal effect.
In technical solutions of the utility model, by the way that the medium position of sealing ring is arranged into arch shape, when groove structure part
When being extruded jointly sealing ring with pressing plate, sealing ring can occur certain deformation and extend and support to equipment axle in shape
Equipment axle outer peripheral face is connected to, and certain elastic bending deflection can occur after sealing ring is connected to equipment axle outer peripheral face, therefore
So that sealing ring is more preferable for equipment axle outer peripheral face sealing effectiveness.Meanwhile in technical solutions of the utility model, by groove knot
Component abuts adjacent end face with equipment end face and is inlaid with O-shaped sealing gasket, further to improve technical solutions of the utility model
End face is installed by detachable apex combustion seal sealing property.
2nd, versatility is good.Detachable apex combustion seal is installed when the end face of technical solutions of the utility model to be applied to not
With external diameter equipment axle when, possess the aligning plate of different inner diameters deep-slotted chip breaker by changing so that the end face installation of the present embodiment can
Detachable apex combustion seal is applicable to various outer diameter equipment sealing.Meanwhile sealing ring is by pressing plate and groove structure
It is connected between part and is fixed, the bolt connected structure between pressing plate and groove structure part is i.e. replaceable has been damaged by unclamping
Bad sealing ring and the sealing ring of replacing different size model.
3rd, installation accuracy is high.In technical solutions of the utility model, by setting aligning plate in another axial end of pressing plate, its
Middle aligning plate bottom surface abuts matching with equipment axle outer peripheral face provided with deep-slotted chip breaker, and aligning plate is provided with locating convex block towards the end face of pressing plate
It is caught in the positioning hole of pressing plate, it is good to possess between structure that groove structure part and pressing plate be connected to form and equipment axle
Concentricity.Meanwhile technical solutions of the utility model are cooperated by locating convex block and positioning hole and positioned so that aligning plate is to close
Seal apparatus adjustment concentricity precision is higher.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the front view that detachable apex combustion seal is installed in the utility model end face；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is the parts explosion that detachable apex combustion seal is installed in the utility model end face；
Fig. 4 is the partial enlarged drawing at B in Fig. 3；
Fig. 5 is the sectional view in C-C directions in Fig. 1；
Fig. 6 is the sectional view in D-D directions in Fig. 1.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Groove structure part | 32 | Spacing block set |
| 11 | First step groove | 4 | Bias pad |
| 12 | Clamping recess | 41 | Eccentric orfice |
| 13 | Stop pin | 5 | Sealing ring |
| 2 | Pressing plate | 51 | Secondary lip |
| 21 | Positioning hole | 52 | Spring |
| 22 | Spacing hole | 53 | Annular metal skeleton |
| 23 | Second step groove | 54 | Anti-rotation groove |
| 24 | Avoid groove | 6 | Equipment axle |
| 3 | Aligning plate | 7 | Equipment |
| 31 | Locating convex block | 8 | O-shaped sealing gasket |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include at least
One this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with the common skill in this area
Art personnel can be implemented as basis, and this technology is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of scheme is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of end face to install detachable apex combustion seal.
Refer to Fig. 1 to Fig. 6, in the utility model embodiment, end face, which is installed detachable apex combustion seal and included, is in
Ring-type and it is placed on the groove structure part 1 of the outer peripheral face of equipment axle 6, annular seal ring 5 and is axially connected with groove structure part 1 more
Section arc pressuring plate 2, the endoporus edge that groove structure part 1 is close to pressing plate 2 are provided with first step groove 11, pressing plate 2 and groove structure part 1
After being axially connected, the outer circumference of sealing ring 5 is embedded in the clamping recess 12 being made up of first step groove 11 and the side of pressing plate 2
And compressed by pressing plate 2 into clamping recess 12.Pressing plate 2 is provided with second step groove 23 towards the side of groove structure part 1 simultaneously, close
Seal ring 5 is caught in second step groove 23 close to the edge of pressing plate 2.
In the utility model embodiment, groove structure part 1 includes multistage segmental arc, and multistage segmental arc head and the tail are successively with spiral shell
Bolt is connected, while is connected between pressing plate 2 and groove structure part 1 with bolt.
In the utility model embodiment, sealing ring 5 includes excircle and inner periphery, and leads between excircle and inner periphery
The middle part for crossing domed shape is connected, and the inner periphery endoporus wall of sealing ring 5 is provided with the outer peripheral face that secondary lip 51 is connected to equipment axle 6.
Meanwhile in the present embodiment, annular metal skeleton 53 is provided with the excircle of sealing ring 5, and the inner periphery outside wall surface of sealing ring 5 is set
It is fluted, the part inlay of spring 52 is provided with groove in groove and by the outer peripheral face of 5 inner circle circumference equipment axle of sealing ring 6.It is preferred that
Ground, in the present embodiment, the outer peripheral face of sealing ring 5 is provided with some anti-rotation grooves 54, is provided with the clamping recess 12 of groove structure part 1
Stop pin 9 is stuck in anti-rotation groove 54.
In the utility model embodiment, another axial end of pressing plate 2 is connected with aligning plate 3, and the bottom of aligning plate 3 is provided with arc
Shape groove abuts matching with the outer peripheral face of equipment axle 6, and aligning plate 3 is caught in determining for pressing plate 2 towards the end face of pressing plate 2 provided with locating convex block 31
In the hole 21 of position.Preferably, aligning plate 3 is caught in the spacing hole 22 of pressing plate towards the end face of pressing plate 2 provided with spacing block set 32.
In the utility model embodiment, groove structure part 1 is caught in groove structure close to the side of pressing plate 2 provided with eccentric pad 4
Between part 1 and pressing plate 2 in groove, it is relative with the eccentric orfice 41 of eccentric pad 4 that groove structure part 1 is provided with avoidance groove 24.
In the utility model embodiment, groove structure part 1 abuts adjacent end face with the end face of equipment 7 and is inlaid with O-shaped sealing
Pad 8.
Refer to Fig. 1 to Fig. 6, in the present embodiment, groove structure part 1 can be connected by bolt with the end face of equipment 7, together
When groove structure part 1 be connected with pressing plate 2 after sealing ring 5 is extruded jointly so as to the outer of equipment axle 6 inside sealing ring 5
Side face carries out crush seal, solves end face seal environment when radial seal installing groove being not present in equipment, realizes from end
Face is sealed to the conversion of radial seal, so that greatly lift-off seal effect.
In the present embodiment, by the way that groove structure part 1 is arranged into multistage segmental arc, and with bolt between multistage segmental arc
Mode joins end to end, and can reduce manufacturing cost and be easily installed and later period maintenance.And pass through multistage pressing plate 2 and groove structure part 1
Between be connected, effective clamping and positioning can be carried out to sealing ring 5.Meanwhile sealing ring 5 is by between pressing plate 2 and groove structure part 1
It is connected and is fixed, bolt connected structure between pressing plate 2 and groove structure part 1 is i.e. replaceable has been damaged by unclamping
Sealing ring 5 and the sealing ring 5 for changing different size model.
In the present embodiment, by the way that the medium position of sealing ring 5 is arranged into arch shape, when groove structure part 1 and pressing plate 2 are common
During with extruding sealing ring 5, certain deformation can occur in shape for sealing ring 5 and extend and be connected to equipment axle 6 to set
The standby outer peripheral face of axle 6, and certain elastic bending deflection can occur after sealing ring 5 is connected to equipment 6 outer peripheral face of axle, hence in so that
Sealing ring 5 is stronger for the sealability of the outer peripheral face of equipment axle 6.In the present embodiment, set by the bottom face in sealing ring 5
Some secondary lips 51 are connected to the outer peripheral face of equipment axle 6, and the end face detachable apex combustion seal of installation for improving the technical program is close
Sealing property.
In the present embodiment, by setting annular metal skeleton 53 in the excircle internal structure of sealing ring 5, sealing ring 5
Inner circumferential surface is compressed by spring 52, can improve the overall construction intensity of sealing ring 5.
In the present embodiment, by being provided with anti-rotation groove 54, while the clamping of groove structure part 1 in the outer peripheral face of sealing ring 5
Stop pin 9 is set to be stuck in anti-rotation groove 54 in groove 12, to ensure that sealing ring 5 installs reliability of positioning.
In the present embodiment, aligning plate 3 is set by another axial end in pressing plate 2, the wherein bottom surface of aligning plate 3 is provided with arc
Shape groove abuts matching with the outer peripheral face of equipment axle 6, and aligning plate 3 is caught in determining for pressing plate 2 towards the end face of pressing plate 2 provided with locating convex block 31
In the hole 21 of position, to possess good concentricity between structure that groove structure part 1 and pressing plate 2 be connected to form and equipment axle 6.
When detachable apex combustion seal is installed in the end face of the present embodiment is applied to the equipment axle 6 of various outer diameter, gathered around by changing
There is the aligning plate 3 of different inner diameters deep-slotted chip breaker so that detachable apex combustion seal is installed and is applicable in the end face of the present embodiment
The equipment axle 6 of various outer diameter seals.Cooperated and positioned by locating convex block 31 and positioning hole 21 simultaneously so that aligning plate 3 is right
Sealing device adjustment concentricity precision is higher.
In the present embodiment, by the spacing hole that pressing plate is caught in end face setting spacing block set 32 of the aligning plate 3 towards pressing plate 2
In 22, installation accuracy is influenceed to be deflected when preventing aligning plate 3 from installing.
In the present embodiment, filled by setting eccentric pad 4 to install detachable radial seal with the end face of the present embodiment
Put and be quickly and conveniently connected with distinct device end, so as to ensure that general system's property and installation are reliable.
In the present embodiment, O-shaped sealing gasket is inlaid with by abutting adjacent end face with the end face of equipment 7 in groove structure part 1
8, detachable apex combustion seal sealing property is installed further to improve the end face of the present embodiment.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure transformation under design of the present utility model, made using the utility model specification and accompanying drawing content, or
Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (9)
1. detachable apex combustion seal is installed in a kind of end face, it is characterised in that including annular ditch groove structural member, annular seal
Ring and some sections of arc pressuring plates being axially connected with the groove structure part, the groove structure part are close to the interior of the pressing plate
Hole edge is provided with first step groove, and after the pressing plate is connected with the groove structure part, the sealing ring outer circumference is inlayed
To the clamping recess internal pressure in the clamping recess of the first step groove and pressing plate side composition and by the pressing plate
Tightly.
2. detachable apex combustion seal is installed in end face as claimed in claim 1, it is characterised in that the groove structure part
Including multistage segmental arc, segmental arc head and the tail are connected with bolt successively described in multistage, between the pressing plate and the groove structure part
It is connected with bolt.
3. detachable apex combustion seal is installed in end face as claimed in claim 1, it is characterised in that in the middle part of the sealing ring
The domed shape in cross section.
4. detachable apex combustion seal is installed in end face as claimed in claim 3, it is characterised in that outside the sealing ring
Annular metal skeleton is provided with circumference.
5. detachable apex combustion seal is installed in end face as claimed in claim 3, it is characterised in that outside the sealing ring
Side face is provided with some anti-rotation grooves, and the clamping recess of the groove structure part is interior to be stuck in the anti-rotation groove provided with stop pin
It is interior.
6. detachable apex combustion seal is installed in end face as claimed in claim 1, it is characterised in that the pressing plate it is another
Axial end is connected with aligning plate, and the aligning plate bottom abuts matching, the aligning provided with deep-slotted chip breaker with equipment axle outer peripheral face
Plate is caught in the positioning hole of the pressing plate towards the end face of the pressing plate provided with locating convex block.
7. detachable apex combustion seal is installed in end face as claimed in claim 6, it is characterised in that the aligning plate direction
The end face of the pressing plate is caught in the spacing hole of the pressing plate provided with spacing block set.
8. detachable apex combustion seal is installed in end face as claimed in claim 1, it is characterised in that the groove structure part
Eccentric pad is provided with close to the side of the pressing plate to be stuck between the groove structure part and the pressing plate in groove, the groove knot
It is relative with the eccentric orfice of the eccentric pad that component is provided with avoidance groove.
9. detachable apex combustion seal is installed in end face as claimed in claim 1, it is characterised in that the groove structure part
Adjacent end face, which is abutted, with equipment end face is inlaid with O-shaped sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921929.7U CN207213166U (en) | 2017-07-27 | 2017-07-27 | A kind of end face is installed by detachable apex combustion seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921929.7U CN207213166U (en) | 2017-07-27 | 2017-07-27 | A kind of end face is installed by detachable apex combustion seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207213166U true CN207213166U (en) | 2018-04-10 |
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ID=61814237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720921929.7U Active CN207213166U (en) | 2017-07-27 | 2017-07-27 | A kind of end face is installed by detachable apex combustion seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207213166U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869484A (en) * | 2019-01-11 | 2019-06-11 | 中国船舶重工集团公司第七二四研究所 | A kind of large-scale antenna dome sealing ring of segmented |
| CN113669451A (en) * | 2021-08-31 | 2021-11-19 | 湖北三江航天红林探控有限公司 | Sealing structure and application thereof in high-temperature and high-pressure system |
-
2017
- 2017-07-27 CN CN201720921929.7U patent/CN207213166U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869484A (en) * | 2019-01-11 | 2019-06-11 | 中国船舶重工集团公司第七二四研究所 | A kind of large-scale antenna dome sealing ring of segmented |
| CN113669451A (en) * | 2021-08-31 | 2021-11-19 | 湖北三江航天红林探控有限公司 | Sealing structure and application thereof in high-temperature and high-pressure system |
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