CN215060202U - Flexible graphite sealing element with spiral function - Google Patents
Flexible graphite sealing element with spiral function Download PDFInfo
- Publication number
- CN215060202U CN215060202U CN202121482542.9U CN202121482542U CN215060202U CN 215060202 U CN215060202 U CN 215060202U CN 202121482542 U CN202121482542 U CN 202121482542U CN 215060202 U CN215060202 U CN 215060202U
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- China
- Prior art keywords
- sealing element
- flexible graphite
- element body
- seal
- spiral function
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- 238000007789 sealing Methods 0.000 title claims abstract description 97
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 44
- 239000010439 graphite Substances 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims description 40
- 238000004804 winding Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004512 die casting Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model relates to a sealing member technical field specifically relates to a take flexible graphite seal spare of spiral function, including the sealing member body of circular truncated cone structure, this sealing member body be equipped with rather than the coaxial line's screw through-hole, the sealing member body is made for flexible material. The utility model provides a sealing member structure can effectual assurance mechanical connection department's leakproofness.
Description
Technical Field
The utility model relates to a sealing member technical field specifically is a flexible graphite sealing member of taking spiral function is related to.
Background
Along with the high-speed development of industrial technology, the requirements of pipeline sealing internal pressure and temperature working conditions are correspondingly improved, the common metal thread head is difficult to meet the sealing requirement of low leakage, the sealing gasket is required to be matched to realize when the metal thread head is fastened, the sealing gasket made of common materials cannot meet the requirements of high temperature resistance and corrosion resistance, and the sealing performance is difficult to guarantee after long-time use, so that the problem is solved by a flexible graphite sealing element with a spiral function.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the flexible graphite sealing element with the spiral function is provided, and the sealing performance is effectively guaranteed by the technical scheme.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a take flexible graphite sealing member of spiral function, includes the sealing member body of circular cone frustum structure, this sealing member body be equipped with rather than coaxial screw thread through-hole, the sealing member body is made for flexible material.
Preferably, the seal body is formed by pressing flexible graphite sheets after being wound.
Preferably, the flexible graphite sheet is doped with metal wires.
Preferably, the sealing element body is formed by laminating and winding a flexible graphite sheet and a metal wire mesh and then pressing.
Preferably, the flexible graphite sheet is disposed on the outer layer of the wire mesh.
Preferably, the sealing element body is formed by pressing two layers of flexible graphite sheet supports with a layer of wire mesh clamped therebetween and wound.
Preferably, the taper of the seal body is 2-5 degrees.
Preferably, the maximum thickness of the seal body is 1.5 times the minimum thickness.
Preferably, the length of the seal body is 0.5-0.8 times its maximum diameter.
Compared with the prior art, the utility model beneficial effect who has is:
1. the sealing element is characterized in that the smaller end of the cone frustum of the sealing element body rotates and extends towards the interior of the metal thread head, the cone frustum of the sealing element body is made of flexible material, when the cone frustum of the sealing element body rotates and extends towards the interior of the metal thread head, the outer surface of the truncated cone of the sealing element body is extruded by the threads inside the metal thread head to be in sealing connection, the sealing element body is fixedly arranged on the metal thread head, the fixing nut is rotationally arranged on the metal thread head, when the fixing nut is arranged on the metal thread head, the inner wall of the fixing nut fixedly extrudes the sealing element body in the metal thread head, the thread end of the metal threaded pipe is rotatably arranged in the thread through hole of the sealing element body, the screw thread through-hole of the sealing element body made of flexible materials and the screw thread end of the metal threaded pipe can improve the compensation of compression when being screwed up in a rotating mode to enable the sealing element body to be connected in a sealing mode, and the sealing performance of the sealing element body is effectively guaranteed.
2. The sealing element body is formed by pressing the flexible graphite sheet after being wound, so that the sealing element body is high-temperature resistant and corrosion resistant, and the service life is prolonged.
3. This application is through doping in the flexible graphite sheet among the sealing member originally has the wire, promotes the flexible and intensity of sealing member body structure, the life of the increase product of efficient.
4. This application is through the sealing member body for the compression moulding after flexible graphite sheet and the metal mesh stack coiling, the effectual homogeneity that has promoted the whole reinforcing of sealing member body, the life of the increase product of efficiency.
5. This application sets up the skin at wire mesh through flexible graphite sheet, and the effectual wire mesh that ensures the sealing member body when die-casting can not appear breaking.
Drawings
Fig. 1 is a perspective view of a flexible graphite sheet of the present invention after being rolled and press-formed;
fig. 2 is a front view of the flexible graphite sheet of the present invention after being rolled and press-formed;
FIG. 3 is a cross-sectional view at section A-A of FIG. 2;
fig. 4 is a front view of the flexible graphite sheet and the wire mesh after being stacked and wound to be press-molded according to the present invention;
FIG. 5 is a cross-sectional view taken at section B-B of FIG. 4;
fig. 6 is a perspective view of the utility model in use;
fig. 7 is an exploded view of the present invention in use.
The reference numbers in the figures are:
1-a seal body; 2-a threaded through hole; 3-wire mesh; 4-a metal thread head; 5-fixing the nut; 6-metal threaded pipe.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
In order to solve the technical problem of sealing the connection part of the sealing pipe, as shown in fig. 1 to 7, the following technical solutions are provided:
the utility model provides a take flexible graphite seal spare of spiral function, includes the sealing member body 1 of circular truncated cone structure, this sealing member body 1 be equipped with rather than coaxial screw thread through-hole 2, sealing member body 1 is made for flexible material.
Specifically, the metal thread head 4 is installed on a using device, a worker installs the sealing element body 1 with a cone frustum structure inside the metal thread head 4, the worker rotates and extends the smaller end of the cone frustum of the sealing element body 1 into the metal thread head 4, the cone frustum of the sealing element body 1 is made of a flexible material, when the cone frustum of the sealing element body 1 rotates and extends into the metal thread head 4, the outer surface of the cone frustum of the sealing element body 1 is extruded by threads inside the metal thread head 4 to be in sealing connection, the sealing element body 1 is fixedly installed on the metal thread head 4, then the fixing nut 5 is rotatably installed on the metal thread head 4, when the fixing nut 5 is installed on the metal thread head 4, the inner wall of the fixing nut 5 fixedly extrudes the sealing element body 1 into the metal thread head 4, the worker rotatably installs the threaded end of the metal threaded pipe 6 in the threaded through hole 2 of the sealing element body 1, the screw thread through hole 2 of the sealing element body 1 made of flexible materials and the screw thread end of the metal threaded pipe 6 can improve the compensation of compression when being screwed up in a rotating mode to enable the sealing element body to be connected in a sealing mode, and the sealing performance of the sealing element body 1 is effectively guaranteed.
In order to solve the technical problem of high temperature resistance and corrosion resistance of the sealing element body 1, as shown in fig. 3, the following technical solutions are provided:
the sealing element body 1 is formed by pressing a flexible graphite sheet after being wound.
Specifically, the sealing element body 1 is formed by pressing the flexible graphite sheet after being wound, so that the sealing element body is high-temperature resistant and corrosion resistant, and the service life is prolonged.
In order to enhance the technical problem of structural flexibility and strength of the seal body 1, as shown in fig. 5, the following technical solutions are provided:
the flexible graphite sheet is doped with metal wires.
Specifically, the flexible graphite sheet in the sealing element is doped with metal wires, so that the structural flexibility and strength of the sealing element body 1 are improved, and the service life of a product is effectively prolonged.
In order to solve the technical problem of the enhanced uniformity of the structure of the sealing element body 1, as shown in fig. 5, the following technical solutions are provided:
the sealing element body 1 is formed by laminating and winding a flexible graphite sheet and a wire mesh 3 and then pressing the flexible graphite sheet and the wire mesh.
Specifically, the sealing element body 1 is formed by pressing after the flexible graphite sheet and the metal wire mesh 3 are overlapped and wound, the overall enhanced uniformity of the sealing element body 1 is effectively improved, and the service life of a product is effectively prolonged.
Because the sealing member body 1 is a truncated cone structure, there will be a certain probability that leads to the cracked technical problem of wire mesh 3 during the die-casting shaping, as shown in fig. 5, provide following technical scheme:
a sheet of flexible graphite is provided on the outer layer of the wire mesh 3.
Specifically, flexible graphite sheet sets up at wire mesh 3's outer, and the effectual wire mesh 3 that ensures sealing member body 1 when die-casting can not appear breaking.
Further, as shown in fig. 5, the sealing element body 1 is formed by pressing two layers of flexible graphite sheet supports with a wire mesh 3 sandwiched therebetween and wound.
Further, as shown in fig. 3, the taper of the seal body 1 is 2-5 degrees.
Further, as shown in fig. 3, the maximum thickness of the seal body 1 is 1.5 times the minimum thickness.
Further, as shown in fig. 3, the length of the seal body 1 is 0.5 to 0.8 times its maximum diameter.
The sealing element is characterized in that the smaller end of the cone frustum of the sealing element body rotates and extends towards the interior of the metal thread head, the cone frustum of the sealing element body is made of flexible material, when the cone frustum of the sealing element body rotates and extends towards the interior of the metal thread head, the outer surface of the truncated cone of the sealing element body is extruded by the threads inside the metal thread head to be in sealing connection, the sealing element body is fixedly arranged on the metal thread head, the fixing nut is rotationally arranged on the metal thread head, when the fixing nut is arranged on the metal thread head, the inner wall of the fixing nut fixedly extrudes the sealing element body in the metal thread head, the thread end of the metal threaded pipe is rotatably arranged in the thread through hole of the sealing element body, the screw thread through-hole of the sealing element body made of flexible materials and the screw thread end of the metal threaded pipe can improve the compensation of compression when being screwed up in a rotating mode to enable the sealing element body to be connected in a sealing mode, and the sealing performance of the sealing element body is effectively guaranteed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The flexible graphite sealing element with the spiral function is characterized by comprising a sealing element body (1) of a cone frustum structure, wherein the sealing element body (1) is provided with a threaded through hole (2) coaxial with the sealing element body, and the sealing element body (1) is made of a flexible material.
2. The flexible graphite seal with spiral function as claimed in claim 1, characterized in that the seal body (1) is formed by pressing flexible graphite sheet after winding.
3. The flexible graphite seal with spiral function of claim 2, wherein the flexible graphite sheet is doped with metal wires.
4. The flexible graphite seal with spiral function as claimed in claim 1, characterized in that the seal body (1) is formed by pressing flexible graphite sheet and wire mesh (3) after being overlapped and wound.
5. Flexible graphite seal with spiral function according to claim 4, characterized in that the flexible graphite sheet is arranged on the outer layer of the wire mesh (3).
6. The flexible graphite sealing element with the spiral function as claimed in claim 3 or 4, wherein the sealing element body (1) is formed by pressing two layers of flexible graphite sheet supports with a layer of wire mesh (3) sandwiched therebetween after winding.
7. A flexible graphite seal with spiral function according to claim 1, characterized in that the taper of the seal body (1) is 2-5 degrees.
8. Flexible graphite seal with spiral function according to claim 6, characterized in that the maximum thickness of the seal body (1) is 1.5 times the minimum thickness.
9. Flexible graphite seal with spiral function according to claim 8, characterized in that the length of the seal body (1) is 0.5-0.8 times its maximum diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121482542.9U CN215060202U (en) | 2021-06-30 | 2021-06-30 | Flexible graphite sealing element with spiral function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121482542.9U CN215060202U (en) | 2021-06-30 | 2021-06-30 | Flexible graphite sealing element with spiral function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215060202U true CN215060202U (en) | 2021-12-07 |
Family
ID=79226421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121482542.9U Active CN215060202U (en) | 2021-06-30 | 2021-06-30 | Flexible graphite sealing element with spiral function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215060202U (en) |
-
2021
- 2021-06-30 CN CN202121482542.9U patent/CN215060202U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230925 Address after: No. 1500 Chaosheng Road, Cixi Binhai Economic Development Zone, Ningbo City, Zhejiang Province, 315000 Patentee after: Xinxinglong Sealing Technology (Ningbo) Co.,Ltd. Address before: 315000 66 Dongsheng Street, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: NINGBO SIL GASKET Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240408 Address after: 315000 66 Dongsheng Street, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: NINGBO SIL GASKET Co.,Ltd. Country or region after: China Address before: No. 1500 Chaosheng Road, Cixi Binhai Economic Development Zone, Ningbo City, Zhejiang Province, 315000 Patentee before: Xinxinglong Sealing Technology (Ningbo) Co.,Ltd. Country or region before: China |