CN108443502A - Sealing structure - Google Patents
Sealing structure Download PDFInfo
- Publication number
- CN108443502A CN108443502A CN201810467472.6A CN201810467472A CN108443502A CN 108443502 A CN108443502 A CN 108443502A CN 201810467472 A CN201810467472 A CN 201810467472A CN 108443502 A CN108443502 A CN 108443502A
- Authority
- CN
- China
- Prior art keywords
- matrix
- ring
- annular
- sealing structure
- sealing
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 99
- 239000011159 matrix material Substances 0.000 claims abstract description 86
- 238000009434 installation Methods 0.000 claims abstract description 34
- 230000002093 peripheral effect Effects 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims description 22
- 238000012856 packing Methods 0.000 claims description 16
- 239000000565 sealant Substances 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 239000000945 filler Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/002—Sealings comprising at least two sealings in succession
Abstract
A kind of sealing structure, including：First matrix, one side surface are equipped with annular groove；First annular sealing element is at least partially embedded along its axial direction and is installed in the annular groove；Second matrix, one side surface is equipped with ring elastic parts, the ring elastic parts are axially closely pressed with the first annular sealing element along it, make to form interconnected installation cavity and isolation air gap between first matrix being oppositely arranged and second matrix, the isolation air gap is annularly distributed in the peripheral side of the installation cavity.Sealing structure provided by the invention has good sealing performance, adapts to the seal request under hot environment.
Description
Technical field
The invention belongs to technical field of sealing technology, are a kind of sealing structures specifically.
Background technology
Sealing is to prevent fluid or solia particle from being leaked between adjacent faying face, and prevent introduced contaminants such as dust and water
Parts inside intrusion machinery equipment of grading or measure.Sealing, which has become, ensures efficient modern industry, long-term safety and stabilization
Run essential important technology.
In sealing technique, commonly used is sealing element.Sealing element is the material or zero for being sealed to interconnecting piece
Part, the types such as wide variety, including axis sealing, hole sealing, dust seal, guide ring, fixing seal, rotary sealing.
In the seal, most commonly seen is sealing ring.Sealing ring is chiefly used in the sealing of axis hole connection, under the action of axis
Flexible deformation occurs and the gap of axis hole interconnecting piece is enable to fill, prevents internal leakage or extraneous intrusion.In some nonstandard companies
The occasion connect, connection structure is more special with application environment, and sealing ring is difficult to directly apply.For example, in increasing material manufacturing equipment
In, the structure of construction platform is more complicated, and processing temperature is high, while having strict requirements, existing sealing ring to leakproofness
It is difficult to meet with sealing structure.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of sealing structures, have good sealing performance, fit
Answer the seal request under hot environment.
The purpose of the present invention is achieved through the following technical solutions：
A kind of sealing structure, including：
First matrix, one side surface are equipped with annular groove；
First annular sealing element is at least partially embedded along its axial direction and is installed in the annular groove；
Second matrix, one side surface are equipped with ring elastic parts, and the ring elastic parts are along its axial and first ring
Shape sealing element closely presses, and makes to form interconnected installation between first matrix being oppositely arranged and second matrix
Chamber and isolation air gap, the isolation air gap are annularly distributed in the peripheral side of the installation cavity.
As an improvement of the above technical solution, the second lip ring, the ring is arranged in the peripheral side of second matrix
One end end face of the shape elastic component far from the first annular sealing element is closely pressed with second lip ring.
As a further improvement of the above technical scheme, the ring elastic parts with second lip ring by setting
It is closely pressed in annular filling member between the two.
As a further improvement of the above technical scheme, second lip ring includes the packing seal of stacked distribution
Layer is closely pressed with adherency sealant, the packing seal layer with the ring elastic parts, the adherency sealant and the peace
Fill the downside adhesive seal of annular groove.
As a further improvement of the above technical scheme, the peripheral surface of second lip ring and second matrix
Between be equipped with elastic element, the elastic force of the elastic element is vertical with the peripheral surface of the second matrix.
As a further improvement of the above technical scheme, the ring elastic parts with second lip ring by setting
It is closely pressed in annular filling member between the two, a side surface of second lip ring close to the installation annular groove is set
It includes V-type spring leaf and deformed spring piece to have carrying back piece, the elastic element, and V-type spring leaf both ends connect the peace
The bottom surface of annular groove and the carrying back piece are filled, the straight panel section of the deformed spring piece is inserted in the carrying back piece, described different
The hooked end of shape spring leaf acts on the annular filling member.
As a further improvement of the above technical scheme, a side surface of second matrix close to first matrix is set
There is ring-shaped step, is fixed on the ring-shaped step on the inside of the ring elastic parts, outside protrudes from the peripheral side of the second matrix
Except.
As a further improvement of the above technical scheme, second matrix has cooling duct, and the cooling duct is passed through
It wears second matrix and medium is cooled down with water conservancy diversion.
As a further improvement of the above technical scheme, the first annular sealing element has circular cross-section.
As a further improvement of the above technical scheme, the sealing structure further include for lock first matrix with
The fastener of second matrix, the fastener run through the isolation air gap.
The beneficial effects of the invention are as follows：
It is carried out by the ring elastic parts of the annular groove, first annular sealing element and the second matrix that are set on the first matrix
It is tightly connected, the first matrix is avoided to be in direct contact with the second matrix, closely fitting is realized with the plastic deformation of sealing element, simultaneously
Form isolation air gap and further increase sealing performance and heat-insulating property, under hot environment also can excellent sealing, have notable
Environmental suitability.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the axis geodesic structure figure for the sealing structure that the embodiment of the present invention 1 provides；
Fig. 2 is the overlooking structure figure for the sealing structure that the embodiment of the present invention 1 provides；
Fig. 3 is the A-A sectional structure charts of sealing structure in Fig. 2；
Fig. 4 is the partial enlargement structure chart of sealing structure in Fig. 3；
Fig. 5 is the perspective structure figure of the second matrix of the sealing structure that the embodiment of the present invention 1 provides.
Main element symbol description：
1000- sealing structures, the first matrixes of 0100-, 0110- annular grooves, the first annular sealing elements of 0200-, 0300- second
Matrix, 0310- body support plates, the first cooling ducts 0311-, 0320- annular side plates, 0321- ring-shaped steps, 0322- second are cold
But channel, 0330- install annular groove, 0400- ring elastic parts, 0500- installation cavitys, 0600- isolation air gaps, the second annulars of 0700-
Sealing element, 0710- packing seal layers, 0720- adhere to sealant, 0800- annular filling members, 0900- elastic elements, 0910-V types
Spring leaf, 0920- deformed spring pieces, 0930- carry back piece, U- outer housings.
Specific implementation mode
To facilitate the understanding of the present invention, sealing structure is described more fully below with reference to relevant drawings.Attached drawing
In give the preferred embodiment of sealing structure.But sealing structure can be realized by many different forms, and it is unlimited
In embodiment described herein.Make to the disclosure of sealing structure more on the contrary, purpose of providing these embodiments is
Thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.It is intended merely to describe in the term used in the description of sealing structure herein
The purpose of specific embodiment, it is not intended that the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
Embodiment 1
Fig. 1~4 are please referred to, the present embodiment discloses a kind of sealing structure 1000, which includes first
Matrix 0100, the second matrix 0300, first annular sealing element 0200 and ring elastic parts 0400.Wherein, the first matrix 0100 with
Second matrix 0300 is simultaneously not directly contacted with, and is attached by first annular sealing element 0200 and ring elastic parts 0400.
One side surface of the first matrix 0100 is equipped with annular groove 0110.The effect of annular groove 0110 is, to increase by
Pressing tight ness rating between one matrix 0100 and first annular sealing element 0200.Particularly, it is metalwork in the first matrix 0100
When, rigidity is larger and is unlikely to deform, and annular groove 0110 is more notable for the improvement result of leakproofness.
The circular path of annular groove 0110 is decided according to the actual requirements with cross sectional shape, and with first annular sealing element 0200
Match.Exemplarily, annular groove 0110 is the semicircle annular groove with rectilinear path, is surrounded on the outside of installation cavity 0500.
First annular sealing element 0200 is at least partially embedded along the axial direction of its annular and is installed in annular groove 0110, the two
It exactly matches.Exemplarily, interference fit is formed between first annular sealing element 0200 and annular groove 0110, is further enhanced embedding
It connects tight ness rating and sealing is benign.First annular sealing element 0200 can be used multiple material and be made, exemplarily, by glass fibre
Line is made as filler.
The circular path of first annular sealing element 0200 is depending on the shape of installation cavity 0500, is rectangle exemplarily
Ring.The cross sectional shape of first annular sealing element 0200 is depending on practical application, exemplarily, with circular cross-section.It can be with
Understand, under the conditions of circular cross-section, annular groove 0110 there should be semi-circular cross-section, and first annular sealing element 0200 is only partially
It is embedded in annular groove 0110, to the protruding end protruded from outside annular groove 0110.
First matrix 0100 is oppositely arranged and is not in contact with each other with the second matrix 0300, close to the first base on the second matrix 0300
One side surface of body 0100 is equipped with ring elastic parts 0400.Axial direction and first annular sealing of the ring elastic parts 0400 along its annular
Part 0200 closely press so that formed between the first matrix 0100 and the second matrix 0300 interconnected installation cavity 0500 with every
Exhausted air gap 0600.Wherein, isolation air gap 0600 is annularly distributed in the peripheral side of installation cavity 0500.Further, completely cut off air gap 0600
In installation cavity 0500 close to the peripheral side of one end of the first matrix 0100.
It is appreciated that first annular sealing element 0200 is not in direct contact with the second matrix 0300, ring elastic parts
0400 is not in direct contact with the first matrix 0100.When the first matrix 0100 and the second 0300 opposite pressing of matrix, first
Lip ring 0200 presses deformation with ring elastic parts 0400 and combines closely, and makes the first matrix 0100 and the second matrix 0300
Isolation air gap 0600 is formed between opposite surface.
It is appreciated that ring elastic parts 0400 have consistent circular path with first annular sealing element 0200.Annular elastomeric
Multiple structural forms can be used in property part 0400, i.e. such as platy structure, block structure.Exemplarily, ring elastic parts 0400 have
There is annular plate structure, and there is ideal deformability, to ensure itself and first annular sealing element with deforming force
0200 combines closely.
It is appreciated that installation cavity 0500 can be separately set on the first matrix 0100 or the second matrix 0300, it also can be by dividing
It is spliced set on the first matrix 0100 and the cavity on the second matrix 0300.No matter which kind of situation, isolation air gap 0600 equal position
Between the first matrix 0100 and the second matrix 0300, the latter two is avoided to be in direct contact, further enhance sealing effect with
Temperature-controllable.
It is appreciated that isolation air gap 0600 is used to completely cut off the heat exchange inside and outside installation cavity 0500, ensure the work of sealing element
Make temperature environment to keep stablizing, further enhances sealing performance.
Supplementary explanation, the first matrix 0100, first annular sealing element 0200, ring elastic parts 0400 and the second matrix 0300
Close locking should be formed, avoids that loose shift occurs.Exemplarily, sealing structure 1000 includes for locking the first matrix 0100
With the fastener of the second matrix 0300, fastener is through isolation air gap 0600.Fastener can be threaded fastener, connecting pin etc.
Type makes the first matrix 0100 and the second matrix 0300 make first annular sealing element 0200 and ring from the opposite tension in both sides respectively
Shape elastic component 0400 presses in place.
Exemplarily, the second matrix 0300 is equipped with ring-shaped step 0321, annular close to a side surface of the first matrix 0100
Elastic component 0400 is in formation cantilevered mounting structure on ring-shaped step 0321.In other words, 0400 inside of ring elastic parts is fixed on
On ring-shaped step 0321, outside protrudes from except the peripheral side of the second matrix 0300.
Exemplarily, the second matrix 0300 includes body support plate 0310 and the annular side plate on body support plate 0310
0320, the encirclement of annular side plate 0320 forms installation cavity 0500 or part thereof cavity.Wherein, body support plate 0310 is located at annular side plate
0320 one end far from the first matrix 0100 forms the side bottom plate of sealing structure 1000.Further, annular side plate 0320 connects
One end end face of nearly first matrix 0100 is equipped with ring-shaped step 0321 above-mentioned.
Exemplarily, the peripheral side of the second matrix 0300 is equipped with installation annular groove 0330, is arranged second in installation annular groove 0330
Lip ring 0700.Wherein, one end end face of the ring elastic parts 0400 far from first annular sealing element 0200 and the second annular
Sealing element 0700 closely presses.Exemplarily, annular is still equipped between ring elastic parts 0400 and the second lip ring 0700
Filling member 0800 realizes the close pressing of the former two for connecting the former two.There is cantilever in aforementioned toroidal elastic component 0400
In the case of mounting structure, annular filling member 0800 and the protrusion lower surface of ring elastic parts 0400 closely press.
Wherein, installation annular groove 0330 is consistent with the circular path of first annular sealing element 0200.Exemplarily, annular groove is installed
0330 is surrounded by the peripheral side of annular side plate 0320 with body support plate 0310, is at least had and is located on body support plate 0310
Groove body downside and the groove body bottom surface in annular side plate 0320.Another kind demonstration, installation annular groove 0330 can be separately provided
In the peripheral side of annular side plate 0320.
Wherein, the second lip ring 0700 has the circular path consistent with first annular sealing element 0200, and can adopt
Use multiple structural forms.Exemplarily, the second lip ring 0700 includes packing seal layer 0710 and the adherency of stacked distribution
Sealant 0720, packing seal layer 0710 are closely pressed with ring elastic parts 0400, adherency sealant 0720 and installation annular groove
0330 downside adhesive seal.Packing seal layer 0710 is filled by filler, and filler includes the classes such as felt, packing
Type.Adherency sealant 0720 is made of the material of somewhat viscous, including the types such as elastic polymer material (polyurethane), simultaneous
Has certain elastic deformability.Exemplarily, the thickness of packing seal layer 0710 is more than adherency sealant 0720, it is preferable that
The thickness ratio ranging from 4 of packing seal layer 0710 and adherency sealant 0720:1~7:1.
Wherein, annular filling member 0800 has the circular path consistent with first annular sealing element 0200.Exemplarily, ring
Shape filling member 0800 is filler backing plate, and filler includes the types such as felt, packing.
Under aforementioned structure, the second lip ring 0700, annular filling member 0800 and 0400 forming layer of ring elastic parts
Folded distribution.When the first matrix 0100 and the second matrix 0300 are locked, on the one hand locking active force between the two passes through " annular table
The path effect of the first annular sealing element 0200- annular grooves of rank 0321- ring elastic parts 0400- 0110 ", on the other hand passes through " peace
Downside the-the second lip ring 0700- annular filling member 0800- ring elastic parts 0400- for filling annular groove 0330 is first annular
The path of sealing element 0200- annular grooves 0110 " acts on, and forms double locking pressing effect, makes the first rings of ring elastic parts 0400-
More closely, the sealing for further enhancing structure is benign for pressing between shape sealing element 0200- annular grooves 0110.
Exemplarily, elastic element 0900 is equipped between the second lip ring 0700 and the bottom surface for installing annular groove 0330,
The plane perpendicular of the elastic force of elastic element 0900 and installation annular groove 0330.The effect of elastic element 0900 is, further increases
Interaction between plus seal enhances sealing effect.
Further, sealing structure 1000 further includes outer housing U, and outer housing U is sheathed on the first matrix 0100 and the second base
The side of body 0300 makes installation cavity 0500 be closed in isolation air gap 0600 interior.Under the action of elastic element 0900, the second ring
Shape sealing element 0700 has the trend that moves out, to push against on the inner surface of outer housing U, making the further shapes of outer housing U
The seal protection of mounted in pairs chamber 0500 and isolation air gap 0600.
In the second lip ring 0700 with composite construction, 0710 surface of packing seal layer has hole, is used for
Adsorb the cleaning function for capturing powder particle and the inner wall to outer housing U being provided.In particular, when the second lip ring 0700 with
For second matrix 0300 when being slided in outer housing U, wiped clean effect is more notable.Supplementary explanation, adherency sealant 0720 by
Elastic non-porous material (such as polyurethane) is made, and surface is non-porous and prevents powder particle from passing through with gas.
Exemplarily, a side surface (i.e. second ring packing of second lip ring 0700 close to installation annular groove 0330
Part 0700 is close to a side surface of installation cavity 0500) it is equipped with carrying back piece 0930.Exemplarily, carrying back piece 0930 can be rectangle
Plate or annular plate.When it is rectangle plate to carry back piece 0930, the bottom surface of installation annular groove 0330 can further be recessed and shape
At multiple holding tanks, for the back piece 0930 of installation carrying correspondingly.
Further, elastic element 0900 includes V-type spring leaf 0910 and deformed spring piece 0920.Wherein, V-type spring leaf
The bottom surface of 0910 both ends connection installation annular groove 0330 and carrying back piece 0930, in transfer elastic active force between the latter two.Demonstration
Property, the downside of the opening direction installation annular groove 0330 of V-type spring leaf 0910.
Deformed spring piece 0920 include straight panel section with set on straight panel section one end hooked end, deformed spring piece 0920 it is straight
Plate section is inserted in carrying back piece 0930, and the hooked end of deformed spring piece 0920 acts on annular filling member 0800.
Under aforementioned structure, installation annular groove 0330 squeezes V-type spring leaf 0910,0910 flexible deformation of V-type spring leaf and make
For carrying back piece 0930.Elastic acting force is transmitted to deformed spring piece 0920 by carrying back piece 0930, makes deformed spring piece
0920 hooked end exports elastic deformation force and squeezes annular filling member 0800.Carrying back piece 0930 simultaneously passes elastic acting force
It passs in the second lip ring 0700, annular filling member 0800 and the second lip ring 0700 is made slidably to hold out against shell together
Body U is realized and is preferably tightly connected.
The temperature of second matrix 0300, which rises deformation, also has an impact the sealing performance of the second lip ring 0700, should carry out
Cooling treatment and ensure the second matrix 0300 and be in ideal temperature range.Fig. 3 and Fig. 5 are please referred to, exemplarily, the
There is two matrixes 0300 cooling duct, cooling duct to cool down medium through the second matrix 0300 with water conservancy diversion.
Wherein, cooling medium has been the cryogen of cooling effect, such as cooling air, cooling water type.Cooling medium
Cooling duct is flowed through, the heat of the second matrix 0300 and installation cavity 0500 is absorbed, realizes and the cooling of the second matrix 0300 is kept the temperature,
The leakage efficiency for leading to the second lip ring 0700 because of temperature variation is avoided to decay.
Exemplarily, body support plate 0310 wriggles hollow out and forms cooling duct (i.e. the first cooling duct 0311).First
The bending distribution of cooling duct 0311, and keep continuous round and smooth in inner wall and knee, ensure the flowing smooth-going of cooling medium.
Exemplarily, the first cooling duct 0311 is constructed with serpentine.Serpentine is a kind of particular curve, by multiple U
Shape is continuously forward and reverse to be formed by connecting, and so that the first cooling duct 0311 is closely distributed on body support plate 0310, ensures to matrix
The cooling effect of 0310 each position of bottom plate.It is appreciated that the quantity of the first cooling duct 0311 can be one to a plurality of.
Exemplarily, annular side plate 0320 forms cooling duct (i.e. the second cooling duct along its circular contour hollow out
0322).Second cooling duct 0322 is located in annular side plate 0320, spreads each wall surface of annular side plate 0320, formation pair
The circulating type of installation cavity 0500 cools down.It is appreciated that the quantity of the second cooling duct 0322 can be one to a plurality of.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot limitation of the scope of the invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.Therefore, protection scope of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of sealing structure, which is characterized in that including：
First matrix, one side surface are equipped with annular groove；
First annular sealing element is at least partially embedded along its axial direction and is installed in the annular groove；
Second matrix, one side surface are equipped with ring elastic parts, the ring elastic parts along its it is axial with it is described first annular close
Sealing closely presses, make to be formed between first matrix being oppositely arranged and second matrix interconnected installation cavity with
Completely cut off air gap, the isolation air gap is annularly distributed in the peripheral side of the installation cavity.
2. sealing structure according to claim 1, which is characterized in that the second annular of peripheral side setting of second matrix
Sealing element, one end end face of the ring elastic parts far from the first annular sealing element and second lip ring are close
Pressing.
3. sealing structure according to claim 2, which is characterized in that the ring elastic parts and second ring packing
Part set on annular filling member between the two by closely pressing.
4. sealing structure according to claim 3, which is characterized in that second lip ring includes stacked distribution
Packing seal layer is closely pressed with adherency sealant, the packing seal layer with the ring elastic parts, the adherency sealant
With the downside adhesive seal of the installation annular groove.
5. sealing structure according to claim 2, which is characterized in that second lip ring and second matrix
Peripheral surface between be equipped with elastic element, the elastic force of the elastic element is vertical with the peripheral surface of the second matrix.
6. sealing structure according to claim 5, which is characterized in that the ring elastic parts and second ring packing
For part by closely being pressed set on annular filling member between the two, second lip ring installs the one of annular groove close to described
Side surface is equipped with carrying back piece, and the elastic element includes V-type spring leaf and deformed spring piece, and V-type spring leaf both ends connect
The bottom surface and the carrying back piece, the straight panel section of the deformed spring piece for connecing the installation annular groove are inserted in the carrying back piece
In, the hooked end of the deformed spring piece acts on the annular filling member.
7. sealing structure according to claim 2, which is characterized in that second matrix close to first matrix one
Side surface is equipped with ring-shaped step, is fixed on the ring-shaped step on the inside of the ring elastic parts, outside protrudes from the second matrix
Peripheral side except.
8. sealing structure according to claim 1, which is characterized in that second matrix has cooling duct, described cold
But channel cools down medium through second matrix with water conservancy diversion.
9. sealing structure according to claim 1, which is characterized in that the first annular sealing element has circular cross-section.
10. sealing structure according to claim 1, which is characterized in that further include for locking first matrix and institute
The fastener of the second matrix is stated, the fastener runs through the isolation air gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467472.6A CN108443502B (en) | 2018-05-09 | 2018-05-09 | Sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467472.6A CN108443502B (en) | 2018-05-09 | 2018-05-09 | Sealing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443502A true CN108443502A (en) | 2018-08-24 |
| CN108443502B CN108443502B (en) | 2024-03-22 |
Family
ID=63204261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810467472.6A Active CN108443502B (en) | 2018-05-09 | 2018-05-09 | Sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443502B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114008357A (en) * | 2019-06-24 | 2022-02-01 | Slm方案集团股份公司 | Sealing system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3219332A (en) * | 1960-11-28 | 1965-11-23 | Heurtey Sa | Seal for rotary hearth furnaces |
| GB1206393A (en) * | 1966-10-11 | 1970-09-23 | Pioneer Oilsealing & Moulding | Improvements in and relating to face seals |
| US4191386A (en) * | 1978-01-16 | 1980-03-04 | Durametallic Corporation | Self-cooled mechanical seal |
| CN203670792U (en) * | 2014-01-06 | 2014-06-25 | 浙江福泰阀门有限公司 | Elastic filler and valve using the filler |
| CN204477303U (en) * | 2015-02-10 | 2015-07-15 | 烟台杰瑞石油装备技术有限公司 | Seal arrangement and seal ring thereof |
| CN106523712A (en) * | 2017-01-19 | 2017-03-22 | 深圳市得著科技有限公司 | Sealing ring and sealing structure |
| CN207178721U (en) * | 2017-09-18 | 2018-04-03 | 温州太科阀门科技有限公司 | Butterfly valve with sealing compensation function |
| CN208651613U (en) * | 2018-05-09 | 2019-03-26 | 苏州倍丰激光科技有限公司 | Sealing structure |
-
2018
- 2018-05-09 CN CN201810467472.6A patent/CN108443502B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3219332A (en) * | 1960-11-28 | 1965-11-23 | Heurtey Sa | Seal for rotary hearth furnaces |
| GB1206393A (en) * | 1966-10-11 | 1970-09-23 | Pioneer Oilsealing & Moulding | Improvements in and relating to face seals |
| US4191386A (en) * | 1978-01-16 | 1980-03-04 | Durametallic Corporation | Self-cooled mechanical seal |
| CN203670792U (en) * | 2014-01-06 | 2014-06-25 | 浙江福泰阀门有限公司 | Elastic filler and valve using the filler |
| CN204477303U (en) * | 2015-02-10 | 2015-07-15 | 烟台杰瑞石油装备技术有限公司 | Seal arrangement and seal ring thereof |
| CN106523712A (en) * | 2017-01-19 | 2017-03-22 | 深圳市得著科技有限公司 | Sealing ring and sealing structure |
| CN207178721U (en) * | 2017-09-18 | 2018-04-03 | 温州太科阀门科技有限公司 | Butterfly valve with sealing compensation function |
| CN208651613U (en) * | 2018-05-09 | 2019-03-26 | 苏州倍丰激光科技有限公司 | Sealing structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114008357A (en) * | 2019-06-24 | 2022-02-01 | Slm方案集团股份公司 | Sealing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108443502B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3653673A (en) | Gaskets | |
| CA2299062C (en) | Metal gasket | |
| KR20090091687A (en) | Module for a fuel cell arrangement | |
| CN108443502A (en) | Sealing structure | |
| CN208651613U (en) | Sealing structure | |
| WO2017160000A1 (en) | Gasket | |
| US4844479A (en) | Structure of a gland packing box | |
| US7966925B2 (en) | Combination mismatched metal-to-metal seal and O-ring seal with vent hole in between for high temperature and high pressure environment | |
| CN208215268U (en) | Temperature control working bench | |
| CN216045928U (en) | High-temperature-resistant corrosion-resistant leakage-proof corrugated pipe | |
| JP2019192810A (en) | Cooler | |
| CN209909167U (en) | Elastic air sealing device | |
| CN207830787U (en) | High sealing telescopic joint | |
| CN211649047U (en) | Dustproof gasket subassembly | |
| CN217160247U (en) | Composite structure cabin body convenient for pipeline connection | |
| CN220930521U (en) | Expansion joint with dustproof function | |
| CN108406696A (en) | Temperature control working bench | |
| CN213808825U (en) | Sealing ring of radiator | |
| CN203479067U (en) | Radiator assembly | |
| CN215596721U (en) | Plugging device | |
| CN217381597U (en) | Sealing ring of engine oil cooler | |
| CN218119014U (en) | Silica gel tube connecting device | |
| CN210800394U (en) | Hinge type compensator | |
| CN220156926U (en) | Multilayer composite heat conduction gasket | |
| CN213064361U (en) | Sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Hua Inventor after: Xiong Xiaojing Inventor before: Wu Xinhua Inventor before: Mei Junfa Inventor before: Zheng Hua Inventor before: Xiong Xiaojing |
|
| CB03 | Change of inventor or designer information | ||
| CB02 | Change of applicant information |
Address after: 215000 No. 9, Shek Yang Road, hi tech Zone, Suzhou, Jiangsu Applicant after: Suzhou Beifeng Intelligent Technology Co.,Ltd. Address before: No. 9, Shiyang Road, Suzhou City, Jiangsu Province 215000 Applicant before: SUZHOU BEIFENG LASER TECHNOLOGY CO.,LTD. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |