CN203717905U - Notch-free reinforced woven sealing gasket ring - Google Patents
Notch-free reinforced woven sealing gasket ring Download PDFInfo
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- CN203717905U CN203717905U CN201320442425.9U CN201320442425U CN203717905U CN 203717905 U CN203717905 U CN 203717905U CN 201320442425 U CN201320442425 U CN 201320442425U CN 203717905 U CN203717905 U CN 203717905U
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- graphite
- gasket ring
- silk thread
- silk threads
- notch
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Abstract
The utility model relates to a notch-free reinforced woven sealing gasket ring. The notch-free reinforced woven sealing gasket ring comprises a graphite structure and a plurality of silk threads inlaid into the graphite structure, wherein the graphite structure and the silk threads are pressed to form an annular whole body; the silk threads are inlaid into the graphite structure in the circumferential direction, and can be metallic silk threads, nonmetallic silk threads or mixed silk threads formed by mixing the metallic silk threads and the nonmetallic silk threads in a random proportion. The notch-free reinforced woven sealing gasket ring has the benefits that compared with the prior art, the notch-free reinforced woven sealing gasket ring is simple in structure and wide in application range, and can be used in a temperature range of minus 196 DEG C to 650 DEG C and in a pressure range of vacuum to 250 bar; an expensive lip seal can be replaced, and the using cost is reduced; the product strength can be improved by virtue of the inlaid silk threads; the sealing effect is good due to the unique performance of graphite, leakage can be greatly reduced, and the maintenance frequency and the maintenance cost are reduced.
Description
Technical field
The utility model relates to a kind of fluid seal apparatus, and particularly a kind of non-incision that is used in the industrial production occasions such as oil refinery, chemical plant, power plant, Zhi Ye manufactory, iron and steel manufacturing enterprise strengthens braiding gasket ring.
Background technique
Pipeline is carried in the process of fluid, reveal sometimes, the cost of leaking be very expensive, can cause danger, can infect, sometimes or even destructive, in order to prevent or to reduce leakage, generally take die casting seal arrangement in valve seal lid, such as present seal arrangement adopts lip seal more, the effect of lip seal is better, but price is high, and applicable temperature, pressure range are less, cause cost very high, increase the weight of user's economic burden.
Model utility content
In order to solve problems of the prior art, the utility model provides a kind of non-incision to strengthen braiding gasket ring, in effectively preventing fluid leakage, can also reduce costs, be useful in larger temperature, pressure range.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of non-incision strengthens braiding gasket ring, it is characterized in that, comprises graphite structure and is embedded in the multi-filament line in graphite structure, and graphite structure and silk thread are pressed into an entirety that is circular.
Preferably, the radical of silk thread is at least two;
Preferably, silk thread is along the circumferential direction embedded in graphite structure;
Preferably, silk thread is tinsel;
Preferably, the diameter of tinsel is 0.05～0.15mm;
Preferably, silk thread is nonmetal silk thread;
Preferably, nonmetal wire linear diameter is 24～42;
Preferably, silk thread is the mixing silk thread that tinsel and nonmetal silk thread mix with arbitrary proportion.
Process step of the present utility model is:
Step 1, is rolled into graphite tape by graphite flake and silk thread, and graphite tape is divided into some graphite bars;
Step 2, twists into helical graphite line by the graphite bar in step 1;
Step 3, is woven into packing by many helical graphite lines in step 2;
Step 4, flattens the packing in step 3;
Step 5 is pressed into finished product by the packing flattening in step 4 in entering mould.
The beneficial effect the utlity model has is: compared with prior art, the utility model is simple in structure, applied widely, can be used for the temperature range of-196 DEG C～650 DEG C, the pressure range of vacuum～250bar, the lip seal of alternative costliness, reduces user cost, and embedded silk thread can strengthen product strength; The special performance of graphite makes good sealing effect, can greatly reduce the generation of leakage, reduces maintenance frequency and maintenance cost.
Brief description of the drawings
Fig. 1 is the utility model perspective view.
Fig. 2 is the utility model cross-sectional view.
Fig. 3 is the utility model cross section structure schematic diagram.
Fig. 4 is the utility model process step one schematic diagram.
Fig. 5 is the utility model process step two schematic diagram.
Fig. 6 is the utility model process step three schematic diagram.
Fig. 7 is the utility model process step four schematic diagram.
Fig. 8 is the utility model process step five schematic diagram.
In figure: 1, graphite structure, 2, silk thread, 3, graphite tape, 4, graphite bar, 5, graphite line, 6, packing, 7, the packing that flattens, 8, mould.
Embodiment
For making that structure characteristic of the present utility model and effect of reaching are had a better understanding and awareness, coordinate detailed explanation in order to preferred embodiment and accompanying drawing, be described as follows:
Embodiment one:
As shown in accompanying drawing 1,2,3: a kind of non-incision strengthens braiding gasket ring, comprise graphite structure 1 and be embedded at least two one metal wire lines 2 in graphite structure 1, graphite structure 1 and tinsel 2 are pressed into an entirety that is circular, and in the present embodiment, the cross section of product is square.Tinsel 2 is wound with multi-turn in graphite structure 1, and the diameter of tinsel 2 is 0.05mm～0.15mm, preferably 0.10mm, and tinsel 2 can be the silk thread that the metal such as stainless steel, nickel based metal is made.
Graphite structure of the present utility model is repressed forming.The initial conditions of graphite is fish scale-shaped, after chemical treatment, and 200 times of left and right of volumetric expansion, then form flaky graphite paper through roll extrusion.
As shown in accompanying drawing 4,5,6,7,8, the utility model is manufactured as follows:
Step 1, the some one metal wire lines 2 of parallel placement on a graphite paper, gluing fixing metal silk thread 2, then be covered with a graphite paper, roll extrusion is combined closely two graphite papers and tinsel 2, forms the graphite tape 3 of thickness some meters of 0.2～0.4mm, length.Then along tinsel 2 directions, graphite tape 3 is evenly cut into some, the slice of formation is graphite bar 4;
Step 2, by the two ends opposite spin of the graphite bar 4 in step 1, or one end fixes, and the other end, towards a direction rotation, is rotated into helical graphite line 5 by graphite bar 4;
Step 3, adopts seam loop to be woven into packing 6 many helical graphite lines 5 in step 2;
Step 4, exerts pressure and is flattened the packing 6 in step 3, and the direction of pressure is perpendicular to the parallel direction of tinsel;
Step 5, is cut into identical several sections of weight by the packing flattening in step 47, each section respectively around enter mould 8 a few, exert pressure, obtain finished product.
The product that in above-mentioned steps one, the cutting width of the diameter of tinsel 2, emission intensity and graphite bar is produced according to actual needs decides.
In above-mentioned steps three, the radical of graphite line 5 determines according to actual needs, such as there being the selections such as 4,8,16,24.
In above-mentioned steps five around the length of packing of each section of flattening that enters mould 8, according to the weight of actual production product.The weight of product, size, cross-section area difference, select different moulds, the length difference of each of intercepting section packing, each section of packing in mould around the number of turns also different.
Embodiment two:
As shown in accompanying drawing 4,5,6,7,8: a kind of non-incision strengthens braiding gasket ring, comprises graphite structure 1 and is embedded at least two nonmetal silk threads 2 in graphite structure 1, and graphite structure 1 and nonmetal silk thread 2 are pressed into an entirety that is circular.In the present embodiment, the cross section of product is square.Nonmetal silk thread 2 is wound with multi-turn in graphite structure 1, and the diameter of nonmetal silk thread 2 is 24～42, and nonmetal silk thread 2 can be the nonmetal silk threads of making such as natural fibre, glass fibre, carbon fiber.
Graphite structure of the present utility model is repressed forming.The initial conditions of graphite is fish scale-shaped, and after chemical treatment, 200 times of left and right of volumetric expansion form flaky graphite paper through roll extrusion again
As shown in accompanying drawing 5-8, the utility model is manufactured as follows:
Step 1, some nonmetal silk threads 2 of parallel placement on a graphite paper, gluing is fixed nonmetal silk thread 2, then is covered with a graphite paper, roll extrusion is combined closely two graphite papers and nonmetal silk thread 2, forms the graphite tape 3 of thickness some meters of 0.2～0.4mm, length.Along nonmetal silk thread 2 directions, graphite tape 3 is evenly cut into some, the slice of formation is graphite bar 4;
Step 2, rotates the two ends of the graphite bar 4 in step 1 round about, or one end fixes, and the other end, towards a direction rotation, forms helical graphite line 5;
Step 3, adopts seam loop to be woven into packing 6 many helical graphite lines 5 in step 2;
Step 4, exerts pressure and is flattened the packing 6 in step 3, and the direction of pressure is perpendicular to the parallel direction of tinsel;
Step 5, is cut into identical several sections of weight by the packing flattening in step 47, each section respectively around enter mould 8 a few, exert pressure, obtain finished product.
The product that in above-mentioned steps one, the cutting width of the diameter of nonmetal silk thread 2, emission intensity and graphite bar 4 is produced according to actual needs decides.
In above-mentioned steps three, the radical of graphite line 5 determines according to actual needs, such as there being the selections such as 4,8,16,24.
In above-mentioned steps five around the length of each section of packing that enters mould 8, according to the weight of actual production product.The weight of product, size, cross-section area difference, select different moulds, the length difference of each of intercepting section packing, each section of packing in mould around the number of turns also different.
Embodiment three:
As shown in accompanying drawing 1,2,3: a kind of non-incision strengthens braiding gasket ring, comprise graphite structure 1 and be embedded at least two mixing silk threads 2 in graphite structure 1, graphite structure 1 and mixing silk thread 2 are pressed into an entirety that is circular, and in the present embodiment, the cross section of product is square.Mix silk thread 2 and be wound with multi-turn in graphite structure 1, the diameter that mixes the tinsel in silk thread 2 is 0.05mm～0.15mm, preferably 0.10mm, and tinsel can be the silk thread that the metal such as stainless steel, nickel based metal is made.The diameter that mixes the nonmetal silk thread in silk thread 2 is 24～42, and nonmetal silk thread can be the nonmetal silk threads of making such as natural fibre, glass fibre, carbon fiber.
Graphite structure of the present utility model is repressed forming.The initial conditions of graphite is fish scale-shaped, after chemical treatment, and 200 times of left and right of volumetric expansion, then form flaky graphite paper through roll extrusion.
As shown in accompanying drawing 4,5,6,7,8, the utility model is manufactured as follows:
Step 1, on a graphite paper, some of parallel placements mix silk threads 2, and gluing is fixing mixes silk thread 2, then is covered with a graphite paper, and roll extrusion makes two graphite papers and mixes silk thread 2 and combine closely, and forms the graphite tape 3 of thickness some meters of 0.2～0.4mm, length.Then along mixing silk thread 2 directions, graphite tape 3 is evenly cut into some, the slice of formation is graphite bar 4;
Step 2, by the two ends opposite spin of the graphite bar 4 in step 1, or one end fixes, and the other end, towards a direction rotation, is rotated into helical graphite line 5 by graphite bar 4;
Step 3, adopts seam loop to be woven into packing 6 many helical graphite lines 5 in step 2;
Step 4, exerts pressure and is flattened the packing 6 in step 3, and the direction of pressure is perpendicular to the parallel direction of tinsel;
Step 5, is cut into identical several sections of weight by the packing flattening in step 47, each section respectively around enter mould 8 a few, exert pressure, obtain finished product.
In above-mentioned steps one, mixing the product that the cutting width etc. of shared ratio and diameter, emission intensity, graphite bar is produced according to actual needs separately of tinsel and nonmetal silk thread in silk thread 2 decides.
In above-mentioned steps three, the radical of graphite line 5 determines according to actual needs, such as there being the selections such as 4,8,16,24.
In above-mentioned steps five around the length of packing of each section of flattening that enters mould 8, according to the weight of actual production product.The weight of product, size, cross-section area difference, select different moulds, the length difference of each of intercepting section packing, each section of packing in mould around the number of turns also different.
The die casting of the utility model product, in the sealing cover of valve, is played the effect of sealing anti-leak, can substitute the expensive lip seal product of present use, reduces costs.In addition, the utility model product adopts this material of graphite, and its special performance makes sealing effect very good, greatly reduce the generation of revealing, reduce maintenance frequency and maintenance cost, can be used for the temperature range of-196 DEG C～650 DEG C, the pressure range of vacuum～250bar.Silk thread in product can enhanced products performance, make it more durable.In a word, the utility model product has become the best substitute that replaces lip seal.
In sum, it is only preferred embodiment of the present utility model, not be used for limiting all equalization variations and modification of doing according to the shape structure characteristics described in the utility model claim scope and spirit of scope that the utility model is implemented, all should be included within the scope of claim of the present utility model.
Claims (7)
1. non-incision strengthens a braiding gasket ring, it is characterized in that, comprises graphite structure and is embedded in the multi-filament line in graphite structure, and described graphite structure and silk thread are pressed into an entirety that is circular; Described silk thread is along the circumferential direction embedded in graphite structure.
2. non-incision according to claim 1 strengthens braiding gasket ring, it is characterized in that, the radical of described silk thread is at least two.
3. non-incision according to claim 1 strengthens braiding gasket ring, it is characterized in that, described silk thread is tinsel.
4. non-incision according to claim 3 strengthens braiding gasket ring, it is characterized in that, the diameter of described tinsel is 0.05～0.15mm.
5. non-incision according to claim 1 strengthens braiding gasket ring, it is characterized in that, described silk thread is nonmetal silk thread.
6. non-incision according to claim 5 strengthens braiding gasket ring, it is characterized in that, described nonmetal wire linear diameter is 24～42.
7. non-incision according to claim 1 strengthens braiding gasket ring, it is characterized in that, described silk thread is the mixing silk thread that tinsel and nonmetal silk thread mix with arbitrary proportion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320442425.9U CN203717905U (en) | 2013-07-23 | 2013-07-23 | Notch-free reinforced woven sealing gasket ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320442425.9U CN203717905U (en) | 2013-07-23 | 2013-07-23 | Notch-free reinforced woven sealing gasket ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717905U true CN203717905U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320442425.9U Expired - Lifetime CN203717905U (en) | 2013-07-23 | 2013-07-23 | Notch-free reinforced woven sealing gasket ring |
Country Status (1)
| Country | Link |
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| CN (1) | CN203717905U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463694A (en) * | 2015-12-18 | 2016-04-06 | 西峡县金方圆密封材料有限责任公司 | Ignition-loss-free graphite braided wire and production method thereof |
| CN107987793A (en) * | 2016-10-26 | 2018-05-04 | 中国石油化工股份有限公司 | A kind of combined high temperature sealing material machining manufacture using graphite as matrix |
-
2013
- 2013-07-23 CN CN201320442425.9U patent/CN203717905U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463694A (en) * | 2015-12-18 | 2016-04-06 | 西峡县金方圆密封材料有限责任公司 | Ignition-loss-free graphite braided wire and production method thereof |
| CN105463694B (en) * | 2015-12-18 | 2023-03-24 | 西峡县金方圆密封材料有限责任公司 | Non-ignition loss graphite braided wire and production method thereof |
| CN107987793A (en) * | 2016-10-26 | 2018-05-04 | 中国石油化工股份有限公司 | A kind of combined high temperature sealing material machining manufacture using graphite as matrix |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |