CN215257841U - Wading sealed ethylene-propylene-diene monomer sealing element - Google Patents
Wading sealed ethylene-propylene-diene monomer sealing element Download PDFInfo
- Publication number
- CN215257841U CN215257841U CN202022974282.9U CN202022974282U CN215257841U CN 215257841 U CN215257841 U CN 215257841U CN 202022974282 U CN202022974282 U CN 202022974282U CN 215257841 U CN215257841 U CN 215257841U
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- CN
- China
- Prior art keywords
- ring
- main
- lantern ring
- propylene
- inboard
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 36
- 229920002943 EPDM rubber Polymers 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 14
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- RFFFKMOABOFIDF-UHFFFAOYSA-N Pentanenitrile Chemical compound CCCCC#N RFFFKMOABOFIDF-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 229920005560 fluorosilicone rubber Polymers 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
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- Gasket Seals (AREA)
Abstract
The utility model discloses a paddle sealed EPDM sealing member, including the main lantern ring of connecting, the inboard fixed mounting of the main lantern ring of connecting has inboard joint ring, the one end tip of the main lantern ring of connecting is provided with the mounting groove, the inboard activity of mounting groove is provided with unsteady outer loop, the outer loop that floats and the main clearance that exists the certain distance between the lantern ring of connecting, the one end external surface fixed mounting of the outer loop that floats has L shape to insert the circle, L shape inserts the outer wall of circle and the inner wall of the main lantern ring mounting groove of connecting laminates completely. The utility model discloses a be provided with inboard joint ring, L shape plug ring, activity and fill the inner ring and fill the inside groove and can place under the water environment at the part, increase the laminating degree of sealing member and part and the sealing performance of sealing member between part and installing component, guarantee that the part can not appear the gap after the installation and lead to leaking, guarantee the sealing performance between sealed and the safety when part uses.
Description
Technical Field
The utility model relates to a sealing member technical field specifically is a paddle sealed EPT sealing member.
Background
With the rapid development of social economy, the sealing element is a material or a part for preventing fluid or solid particles from leaking from adjacent joint surfaces and preventing external impurities such as dust, moisture and the like from invading parts and components inside machine equipment, the storage room temperature of the sealing element is preferably below 30 ℃, and the sealing element is prevented from high-temperature aging and is classified according to the functions: the sealing device comprises a shaft seal, a hole seal, a dustproof seal, a guide ring, a fixed seal and a rotary seal; classifying according to materials: including butyl cyanide rubber, ethylene propylene diene monomer, fluororubber, silica gel, fluorosilicone rubber, nylon, polyurethane, engineering plastics, etc.
However, when the existing sealing element is used, the gap between the components is filled only by the elasticity of the sealing element, so that the sealing performance is poor, and leakage is easy to occur; thus, the existing requirements are not met, and an ethylene-propylene-diene monomer sealing element for wading sealing is provided for the sealing element.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a paddle sealed EPDM sealing member to solve the current sealing member that proposes in the above-mentioned background art and only rely on the elastic capacity of self to fill the gap between the part when using, sealing performance is relatively poor, appears leaking the scheduling problem easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a paddle seal spare, includes the main lantern ring of connecting, the inboard fixed mounting of the main lantern ring of connecting has inboard joint ring, the one end tip of the main lantern ring of connecting is provided with the mounting groove, the inboard activity of mounting groove is provided with unsteady outer loop, unsteady outer loop and main lantern ring between have the clearance of certain distance, the one end external surface fixed mounting of unsteady outer loop has L shape to insert the adapter ring, L shape inserts the outer wall of adapter ring and laminates completely with the inner wall of the main lantern ring mounting groove of connecting, the inside activity that is provided with of one end of the main lantern ring of connecting is filled the inner ring.
Preferably, the two ends of the inner clamping ring are completely attached to the inner side of the main connecting lantern ring, and the inner clamping ring and the outer limiting retainer ring are integrally formed through injection molding.
Preferably, a water injection clamping groove is formed in the outer side of the inner clamping ring, and the two ends of the inner clamping ring contract towards the middle to form a moving inclination in an initial state.
Preferably, an outer side limiting check ring is arranged on the outer side of one end of the main connecting lantern ring, and the outer side limiting check ring and the main connecting lantern ring are fixed through hot melting.
Preferably, the outer side of the movable filling inner ring is completely attached to the inner side of the end part of the main connecting lantern ring, and the movable filling inner ring is connected with the main connecting lantern ring in a sliding mode.
Preferably, the inner side surface of the L-shaped inserting ring is provided with an inner filling groove, and the size of the inner filling groove is slightly smaller than that of one end part of the movable inner filling ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the water environment, water is filled in the mounting groove arranged on the floating outer ring along the gap between the floating outer ring and the main connecting lantern ring due to the self-fluidity, the L-shaped inserting ring is pushed to slide along the inner wall of the mounting groove along with the entering of water flow, one end of the L-shaped inserting ring moves towards the end part of the movable filling inner ring until the end part of the L-shaped inserting ring is jointed with the end part of the movable filling inner ring and pushes the movable filling inner ring to slide in the end part of the main connecting lantern ring, at the moment, the other end of the movable filling inner ring can be gradually inserted into the filling inner groove at the inner side of the L-shaped inserting ring and pushes the L-shaped inserting ring to the wall body of the main connecting lantern ring, so that the L-shaped inserting ring is tightly jointed with the main connecting lantern ring, the sealing performance of the sealing element can be increased when the element is placed under the water environment, and the leakage caused by the gap can be ensured after the element is installed, the sealing performance between seals and the safety of the parts during use are ensured;
2. the utility model discloses a promote the activity at L shape grafting circle and fill inner ring joint when filling inside groove inside, rivers can fill to the inside water injection draw-in groove in the inboard joint ring outside, and the packing of rivers can force the both ends of inboard joint ring to expand this moment for the closely laminating adapting unit's of inboard joint ring outside guarantees that the gap can not appear between adapting unit and the main joint lantern ring, further guarantees the sealing performance between sealed.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a cross-sectional view of the entire invention;
fig. 3 is an enlarged view of the structure of the place a in the soil of the present invention.
In the figure: 1. a primary connecting collar; 2. an outer limit retainer ring; 3. an inner snap ring; 4. a floating outer ring; 5. a water injection clamping groove; 6. an L-shaped plug-in ring; 7. movably filling the inner ring; 8. filling the inner tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a paddle sealed EPDM sealing member, including the main lantern ring of connecting 1, the inboard fixed mounting of the main lantern ring of connecting 1 has inboard joint ring 3, the main one end tip of the lantern ring of connecting 1 is provided with the mounting groove, the inboard activity of mounting groove is provided with unsteady outer loop 4, unsteady outer loop 4 and main lantern ring 1 between have the clearance of certain distance, the one end external fixed surface of unsteady outer loop 4 installs L shape grafting circle 6, the outer wall of L shape grafting circle 6 is laminated with the inner wall of the main lantern ring of connecting 1 mounting groove completely, the inside activity that is provided with of the one end of the main lantern ring of connecting 1 fills inner ring 7.
Furthermore, the two ends of the inner clamping ring 3 are completely attached to the inner side of the main connecting sleeve ring 1, the inner clamping ring 3 and the outer limiting retainer ring 2 are integrally injection-molded, the integrally injection-molded parts are stably connected, the mechanical strength and the sealing performance are good, and leakage cannot easily occur.
Further, the outside of inboard joint ring 3 is provided with water injection draw-in groove 5, and the initial condition of inboard joint ring 3 is that both ends present the removal gradient to the centre contracting, and both ends inboard joint ring 3 of both ends inwards contracting can expand to the outside passively at 5 inside water injection back both ends tip of water injection draw-in groove for inboard joint ring 3's inboard is laminated completely with sealing member adapting unit's positioning groove, guarantees sealing performance.
Further, the one end outside of the main connection lantern ring 1 is provided with the spacing retaining ring in outside 2, and the spacing retaining ring in outside 2 passes through the hot melt with the main connection lantern ring 1 and fixes, and the spacing retaining ring in outside 2 in the main connection lantern ring 1 outside can restrict, fix a position when installing main connection lantern ring 1, and can further guarantee the sealed degree of the main connection lantern ring 1 tip and installation component.
Further, the outside of the activity is filled inner ring 7 and is laminated completely with the tip inboard of the main lantern ring 1 of connecting, and the activity is filled inner ring 7 and is connected lantern ring 1 sliding connection with the main, and the activity is filled inner ring 7 and is connected lantern ring 1 tip inboard slip and make L shape plug-in ring 6 can extrude the activity to be filled inner ring 7 in the main, makes L shape plug-in ring 6 and the inboard laminating back activity of the main lantern ring 1 of connecting plug-in ring 7 one end tip can peg graft in L shape plug-in ring 6 inboardly smoothly, fills.
Furthermore, the inner side surface of the L-shaped inserting ring 6 is provided with a filling inner groove 8, the size of the filling inner groove 8 is slightly smaller than that of one end part of the movable filling inner ring 7, and after the filling inner groove 8 with slightly smaller size is inserted into the filling inner groove 8 at the end part of the movable filling inner ring 7, the sealing performance between the L-shaped inserting ring 6 and the movable filling inner ring 7 can be ensured.
The working principle is as follows: when in use, the main connecting lantern ring 1 is firstly sleeved outside the connecting part after being unfolded, then the inner clamping ring 3 at the inner side of the main connecting lantern ring 1 is clamped inside the positioning groove at the outer side of the connecting part, then the outer side of the main connecting lantern ring 1 is attached inside the mounting part to be mounted of the connecting part, after the connection is finished, when the water environment is placed under the water environment, water can be filled inside the mounting groove mounted on the floating outer ring 4 along the gap between the floating outer ring 4 and the main connecting lantern ring 1 due to the self fluidity, the L-shaped inserting ring 6 can be pushed to slide along the inner wall of the mounting groove along with the entering of water flow, one end of the L-shaped inserting ring 6 moves towards the end of the movable filling inner ring 7 until the end of the L-shaped inserting ring 6 is attached to the end of the movable filling inner ring 7 and the movable filling inner ring 7 is pushed to slide inside the end of the main connecting lantern ring 1, at this time, the other end of the movable filling inner ring 7 can be gradually inserted into the filling inner groove 8 on the inner side of the L-shaped inserting ring 6 and extrude the L-shaped inserting ring 6 towards the wall body of the main connecting lantern ring 1, so that the L-shaped inserting ring 6 is tightly attached to the main connecting lantern ring 1, the sealing performance of a sealing element can be improved when a part is placed in a water environment, the part is prevented from leaking due to a gap after being installed, and the sealing performance between sealing parts and the safety of the part during use are guaranteed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a paddle sealed EPT sealing member, includes main connection lantern ring (1), its characterized in that: the inboard fixed mounting of the main lantern ring (1) has inboard joint ring (3), the one end tip of the main lantern ring (1) of connecting is provided with the mounting groove, the inboard activity of mounting groove is provided with outer ring (4) that float, float outer ring (4) and main lantern ring (1) between have the clearance of certain distance, the one end external surface fixed mounting of the outer ring (4) that floats has L shape to insert joint ring (6), the outer wall of L shape insert joint ring (6) is laminated with the inner wall of main lantern ring (1) mounting groove completely, the inside activity that is provided with of one end of the main lantern ring (1) of connecting fills inner ring (7).
2. The ethylene-propylene-diene monomer seal of claim 1, wherein: the two ends of the inner side clamping ring (3) are completely attached to the inner side of the main connecting sleeve ring (1), and the inner side clamping ring (3) and the outer side limiting retainer ring (2) are integrally formed through injection molding.
3. The ethylene-propylene-diene monomer seal of claim 1, wherein: the water injection clamping groove (5) is arranged on the outer side of the inner clamping ring (3), and the two ends of the inner clamping ring (3) contract towards the middle in an initial state to present moving inclination.
4. The ethylene-propylene-diene monomer seal of claim 1, wherein: the outer side limiting check ring (2) is arranged on the outer side of one end of the main connecting sleeve ring (1), and the outer side limiting check ring (2) is fixed with the main connecting sleeve ring (1) through hot melting.
5. The ethylene-propylene-diene monomer seal of claim 1, wherein: the outer side of the movable filling inner ring (7) is completely attached to the inner side of the end part of the main connecting lantern ring (1), and the movable filling inner ring (7) is connected with the main connecting lantern ring (1) in a sliding mode.
6. The ethylene-propylene-diene monomer seal of claim 1, wherein: an inner filling groove (8) is formed in the inner side surface of the L-shaped inserting ring (6), and the size of the inner filling groove (8) is slightly smaller than that of the end part of one end of the movable inner filling ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022974282.9U CN215257841U (en) | 2020-12-11 | 2020-12-11 | Wading sealed ethylene-propylene-diene monomer sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022974282.9U CN215257841U (en) | 2020-12-11 | 2020-12-11 | Wading sealed ethylene-propylene-diene monomer sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257841U true CN215257841U (en) | 2021-12-21 |
Family
ID=79452671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022974282.9U Expired - Fee Related CN215257841U (en) | 2020-12-11 | 2020-12-11 | Wading sealed ethylene-propylene-diene monomer sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257841U (en) |
-
2020
- 2020-12-11 CN CN202022974282.9U patent/CN215257841U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20211221 |