CN207777621U - A kind of sealing ring that leakproofness effect is strong - Google Patents

A kind of sealing ring that leakproofness effect is strong Download PDF

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Publication number
CN207777621U
CN207777621U CN201721874515.XU CN201721874515U CN207777621U CN 207777621 U CN207777621 U CN 207777621U CN 201721874515 U CN201721874515 U CN 201721874515U CN 207777621 U CN207777621 U CN 207777621U
Authority
CN
China
Prior art keywords
pad
sealing ring
protective layer
slot
boss
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721874515.XU
Other languages
Chinese (zh)
Inventor
吴文涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Bai Tai Hydraulic Seal Co Ltd
Original Assignee
Guangzhou Bai Tai Hydraulic Seal Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Bai Tai Hydraulic Seal Co Ltd filed Critical Guangzhou Bai Tai Hydraulic Seal Co Ltd
Priority to CN201721874515.XU priority Critical patent/CN207777621U/en
Application granted granted Critical
Publication of CN207777621U publication Critical patent/CN207777621U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model is related to sealing ring technical fields, and disclose a kind of sealing ring that leakproofness effect is strong, including the first pad, the top and bottom of first pad offers slot hole, the quantity of the slot hole is two, and two slot holes, with the substantially symmetrical about its central axis of the first pad section, the side of first pad offers elongated slot, the second pad is installed at the top of first pad.The strong sealing ring of the leakproofness effect, pass through the cooperation of elongated slot, slot hole and connector, pass through the gap between elongated slot, slot hole and connector when the first pad is squeezed, along with the effect of elongated slot, make the first pad deformation, the first pad is enable effectively to offset the power that it is subject to, in a high voltage state, the generation for phenomena such as overturning of the sealing ring in reciprocatory movement, distortion, deformation can be reduced, under the action of boss, first pad is fixed, and not easy to fall off, to play certain supporting role.

Description

A kind of sealing ring that leakproofness effect is strong
Technical field
The utility model is related to sealing ring technical field, specially a kind of sealing ring that leakproofness effect is strong.
Background technology
The selection of sealing ring material is to its sealing performance and service life important in inhibiting.The performance of material directly affects The performance of sealing ring, and wherein y-shaped ring is affixed on sealing pair coupled face by lip of its opening, when no internal pressure, only The contact that very little is only generated because of the deformation of procheilon, in the case of sealing, on the every bit that is contacted with sealing medium There is the normal pressure equal with pressure medium, so lip-shaped ring bottom will be axially compressed, lip is and close by circumferential compression Cover contact broadens, while contact stress increases, and when internal pressure increases again, the distribution form and size of contact further change Become, lip coordinates closer with sealing surface.
Existing y-type seal ring is so better tightness, and here it is y-shaped rings there is permanent friction or because of sealing The overturning of circle leads to the damage of sealing ring, and permanent friction leads to the sealing effect difference of sealing ring and then influences using effect.
Utility model content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of sealing ring that leakproofness effect is strong, has wear-resisting The advantages that good with sealing effect, solves because permanent friction or overturning lead to sealing ring damage and wear no resistance to lead to using effect The problem of difference.
(Two)Technical solution
To realize that the above-mentioned wear-resisting and good purpose of sealing effect, the utility model provide the following technical solutions:A kind of sealing The property strong sealing ring of effect, including the first pad, the top and bottom of first pad offer slot hole, and two slot holes With the substantially symmetrical about its central axis of the first pad section, the side of first pad offers elongated slot, and the top of first pad is solid Dingan County is equipped with the second pad, and fixing sleeve is equipped with the first protective layer, the top and bottom of first pad on second pad The equal fixing sleeve in portion is equipped with the second protective layer, and the top of second protective layer is fixedly connected with the bottom of the first protective layer, described The top and bottom of second protective layer side is installed with boss, and boss is located at the both sides of elongated slot, the number of the boss Amount is four, and boss every group two, and boss described in two groups is symmetrical at axle center with the front of the first pad, and described first protects Fixing sleeve is equipped with frictional layer on sheath, and supporter is equipped in the slot hole, connector is installed on the supporter, described Connector is fixedly connected with the first pad.
Preferably, the quantity of the connector is five, and five connector annulars are evenly distributed on supporter.
Preferably, the quantity of the elongated slot is two, and two elongated slots are in same level.
Preferably, the shape of second pad is V-shaped, and the elasticity of the second pad is preferably.
Preferably, first protective layer and the second protective layer are nitrile rubber protective layer, first protective layer with The thickness value of second protective layer is equal.
Preferably, the frictional layer is skid resistant course, and the shape of the frictional layer is V-shaped.
(Three)Advantageous effect
Compared with prior art, the utility model provides a kind of sealing ring that leakproofness effect is strong, has following beneficial Effect:
1, the strong sealing ring of the leakproofness effect, by the cooperation of the second pad, the first protective layer and frictional layer, and by The shape of two pads, the first protective layer and frictional layer is set as V-shaped, a special seal area is formed, even if frictional layer is anti- It is multiple impaired by friction, when the above-mentioned effect for being formed by seal area and still functioning as sealing, even if when frictional layer is worn completely After bad, and the first protective layer is nitrile rubber protective layer, under the action of the first protective layer so that the second pad still plays work With, to play protection the second pad be not worn so that sealing ring is able to permanent use, to extend sealing ring Service life.
2, the strong sealing ring of the leakproofness effect, by the cooperation of elongated slot, slot hole and connector, in the first pad by crowded By the gap between elongated slot, slot hole and connector when pressure, the effect of elongated slot is added so that the first pad deformation so that the One pad can effectively offset its power being subject to, and in a high voltage state, can reduce sealing ring in reciprocatory movement The generation of phenomena such as overturning, distortion, deformation, under the action of boss 7 so that the first pad can be fixed, and be not easy to take off It falls, to play certain supporting role.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model Fig. 1 side structure schematic views.
Fig. 3 is the enlarged structure schematic diagram at A in the utility model Fig. 1.
In figure:1 first pad, 2 slot holes, 3 elongated slots, 4 second pads, 5 first protective layers, 6 second protective layers, 7 boss, 8 Frictional layer, 9 supporters, 10 connectors.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-3, a kind of sealing ring that leakproofness effect is strong, including the first pad 1, the top of the first pad 1 with Bottom offers slot hole 2, and two slot holes 2, with the substantially symmetrical about its central axis of 1 section of the first pad, the side of the first pad 1 opens up There is an elongated slot 3, the quantity of elongated slot 3 is two, and two elongated slots 3 are in same level, by being two by the quantity of elongated slot 3, So that the first pad 1 by vertical direction pressure when, the compression of volume can be carried out so that both sides are compressed evenly, the The top of one pad 1 is installed with the second pad 4, and the shape of the second pad 4 is V-shaped, and the elasticity of the second pad 4 compared with It is good, by the V-shape groove of formation, a special seal area is formed, even if the second pad 4 is impaired by reciprocating friction, on The effect that special seal area still functions as sealing is stated, to substantially increase the sealing performance of entire sealing ring, the second pad 4 Upper equal fixing sleeve is equipped with the first protective layer 5, and the equal fixing sleeve of top and bottom of the first pad 1 is equipped with the second protective layer 6, and first protects Sheath 5 and the second protective layer 6 are nitrile rubber protective layer, and the thickness value of the first protective layer 5 and the second protective layer 6 is equal, By the way that the first protective layer 5 and the second protective layer 6 are set as nitrile rubber protective layer, the wearability of nitrile rubber is utilized so that The wearability enhancing of entire sealing ring has achieved the effect that the entire sealing ring of protection, the top of the second protective layer 6 and the first protection The bottom of layer 5 is fixedly connected, and the top and bottom of 6 side of the second protective layer is installed with boss 7, and boss 7 is located at length The quantity of the both sides of slot 3, boss 7 is four, and boss 7 every groups two, and two groups of boss 7 are with the front of the first pad 1 at axle center Symmetrical, fixing sleeve is equipped with frictional layer 8 on the first protective layer 5, and frictional layer 8 is skid resistant course, and the shape of frictional layer 8 is V-shaped, The movement for preventing the second pad 4 further improves the stability of entire sealing ring, supporter 9, support is equipped in slot hole 2 Connector 10 is installed on body 9, the quantity of connector 10 is five, and five 10 annulars of connector are evenly distributed in branch On support body 9, pass through the setting of five connectors 10 so that the external force that supporter 9 is subject to is uniform, so that the first pad 1 exists It is deformed upon when by external force, due to the first pad 1 is avoided to cause its damage, connector 10 and the first pad 1 solid because stress is excessive Fixed connection.
In conclusion the sealing ring that the leakproofness effect is strong, passes through the second pad 4, the first protective layer 5 and frictional layer 8 Cooperation, and the shape of the second pad 4, the first protective layer 5 and frictional layer 8 is set as V-shaped, form a special sealing Area, even if to be repeatedly subjected to friction impaired for frictional layer 8, when the above-mentioned seal area that is formed by still functions as the effect of sealing, even if working as After frictional layer 8 is worn badly completely, and the first protective layer 5 makes for nitrile rubber protective layer under the action of the first protective layer 5 It obtains the second pad 4 still to play a role, be not worn to play the second pad 4 of protection so that sealing ring is able to permanent It uses, to extend the service life of sealing ring;The strong sealing ring of the leakproofness effect passes through elongated slot 3, slot hole 2 and connection The cooperation of body 10, when the first pad 1 is squeezed by the gap between elongated slot 3, slot hole 2 and connector 10, along with length The effect of slot 3 so that 1 deformation of the first pad so that the first pad 1 can effectively offset its power being subject to, in high pressure conditions Under, the generation for phenomena such as overturning of the sealing ring in reciprocatory movement, distortion, deformation can be reduced, in the effect of boss 7 Under so that the first pad 1 can be fixed, and not easy to fall off, to play certain supporting role;It solves because rubbing for a long time Wiping or overturning leads to sealing ring damage and wears no resistance to lead to the problem of using effect difference.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of sealing ring that leakproofness effect is strong, including the first pad(1), it is characterised in that:First pad(1)Top Portion offers slot hole with bottom(2), and two slot holes(2)With the first pad(1)Substantially symmetrical about its central axis, first pad in section Body(1)Side offer elongated slot(3), first pad(1)Top be installed with the second pad(4), described second Pad(4)Upper equal fixing sleeve is equipped with the first protective layer(5), first pad(1)The equal fixing sleeve of top and bottom equipped with the Two protective layers(6), second protective layer(6)Top and the first protective layer(5)Bottom be fixedly connected, it is described second protection Layer(6)The top and bottom of side is installed with boss(7), and boss(7)Positioned at elongated slot(3)Both sides, the boss (7)Quantity be four, and boss(7)Every group two, boss described in two groups(7)With the first pad(1)Front at axle center pair Claim distribution, first protective layer(5)Upper fixing sleeve is equipped with frictional layer(8), the slot hole(2)It is interior to be equipped with supporter(9), described Supporter(9)On be installed with connector(10), the connector(10)With the first pad(1)It is fixedly connected.
2. a kind of sealing ring that leakproofness effect is strong according to claim 1, it is characterised in that:The connector(10)'s Quantity is five, and five connectors(10)Annular is evenly distributed in supporter(9)On.
3. a kind of sealing ring that leakproofness effect is strong according to claim 1, it is characterised in that:The elongated slot(3)Number Amount is two, and two elongated slots(3)In same level.
4. a kind of sealing ring that leakproofness effect is strong according to claim 1, it is characterised in that:Second pad(4) Shape be V-shaped, and the second pad(4)Elasticity preferably.
5. a kind of sealing ring that leakproofness effect is strong according to claim 1, it is characterised in that:First protective layer (5)With the second protective layer(6)It is nitrile rubber protective layer, first protective layer(5)With the second protective layer(6)Thickness value It is equal.
6. a kind of sealing ring that leakproofness effect is strong according to claim 1, it is characterised in that:The frictional layer(8)For Skid resistant course, the frictional layer(8)Shape be V-shaped.
CN201721874515.XU 2017-12-28 2017-12-28 A kind of sealing ring that leakproofness effect is strong Expired - Fee Related CN207777621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721874515.XU CN207777621U (en) 2017-12-28 2017-12-28 A kind of sealing ring that leakproofness effect is strong

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721874515.XU CN207777621U (en) 2017-12-28 2017-12-28 A kind of sealing ring that leakproofness effect is strong

Publications (1)

Publication Number Publication Date
CN207777621U true CN207777621U (en) 2018-08-28

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ID=63225411

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721874515.XU Expired - Fee Related CN207777621U (en) 2017-12-28 2017-12-28 A kind of sealing ring that leakproofness effect is strong

Country Status (1)

Country Link
CN (1) CN207777621U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114909385A (en) * 2022-05-13 2022-08-16 中国人民解放军总医院第四医学中心 Screw pre-tightening system capable of avoiding loosening

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114909385A (en) * 2022-05-13 2022-08-16 中国人民解放军总医院第四医学中心 Screw pre-tightening system capable of avoiding loosening

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GR01 Patent grant
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: 20180828

Termination date: 20201228