CN211778968U - Aging drum sealing structure - Google Patents
Aging drum sealing structure Download PDFInfo
- Publication number
- CN211778968U CN211778968U CN202020017406.1U CN202020017406U CN211778968U CN 211778968 U CN211778968 U CN 211778968U CN 202020017406 U CN202020017406 U CN 202020017406U CN 211778968 U CN211778968 U CN 211778968U
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- Prior art keywords
- sealing member
- end cover
- barrel
- feeding end
- shaped sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 104
- 230000032683 aging Effects 0.000 title description 7
- 239000002184 metal Substances 0.000 claims abstract description 39
- 238000010276 construction Methods 0.000 claims 8
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000003513 alkali Substances 0.000 description 13
- 239000000835 fiber Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 229920000297 Rayon Polymers 0.000 description 5
- 229920002678 cellulose Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The utility model relates to an old drum seal structure, including barrel and feeding end cover, including metal seal ring, K type sealing member and fixed knot construct, metal seal ring fixed connection is on the barrel, K type sealing member passes through fixed knot to be connected with the feeding end cover, K type sealing member realizes old drum barrel body with the metal seal ring cooperation and seals. The K-shaped sealing element used by the utility model has good elasticity and included angle extrusion stress, ensures the sealing function to be self-regulated and brings good sealing effect; and the K-shaped sealing element is not easy to damage and has long service life.
Description
Technical Field
The utility model relates to a viscose production facility field, specifically speaking relate to an old drum seal structure.
Background
In the viscose preparation process in viscose production, pulp is dipped, squeezed and crushed to obtain alkali cellulose, the polymerization degree of the alkali cellulose is slightly reduced, but the polymerization degree is not reduced much, the molecular weight of the alkali cellulose is still very large, if the alkali cellulose is made into viscose, the viscosity is too high, the spinning is difficult, and in order to reduce the viscosity, the molecular chain length must be reduced. The method for reducing the length of the molecular chain is realized by the principle of oxidative degradation, and the process is called the aging or aging of the alkali cellulose.
Ageing is an important process for alkali fibers, and the main purpose of the ageing is to degrade alkali fibers. The production constitutes important equipment, the main function of which is to reduce the polymerization degree of the alkali fibers, and the equipment is an important process after pressing. The pressed alkali fiber is conveyed by a screw and enters an aging drum. The drum body rotates at a constant speed all the time, and the alkali fiber enters the next procedure after reaching the qualified parameters in the drum body.
Chinese patent grant publication no: CN204647311U discloses a seal structure for old drum, including fixing the sealing member on the old drum body, still include retaining member, elastic component and mounting, the mounting is installed on the sealing member, the retaining member includes body and spacing head, the elastic component suit is on the body of retaining member, the locking chamber has been seted up to the sealing member, and the mounting is equipped with the locking hole, the locking hole that the body passed the mounting is fixed in the locking intracavity of sealing member, the one end of elastic component is supported on spacing head, and the other end supports on the mounting. The utility model discloses a solve and produced the problem that alkali fiber leaked the material because rotatory and sealed piece friction lead to sealed piece wearing and tearing at the old drum of viscose preparation trade, effectively avoided the appearance of alkali fiber leakage material condition, practiced thrift manufacturing cost, reduced the pollution of morals and manners alkali fiber to the environment.
However, in the use process of the patent, the elastic sealing surface has the defects of sealing plate surface abrasion, elastic part deformation and corrosion to cause sealing failure, and the elastic sealing surface needs to be replaced frequently.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned problem that exists among the prior art, provide an old drum seal structure. The K-shaped sealing element used by the utility model has good elasticity and included angle extrusion stress, ensures the sealing function to be self-regulated and brings good sealing effect; and the K-shaped sealing element is not easy to damage and has long service life.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an old drum seal structure, includes barrel and feeding end cover, includes metal seal ring, K type sealing member and fixed knot construct, metal seal ring fixed connection is on the barrel, K type sealing member passes through fixed knot structure and is connected with the feeding end cover, K type sealing member realizes old drum barrel body seal with the metal seal ring cooperation.
Further, the cross section of the K-shaped sealing element is K-shaped.
Further, the K-shaped sealing element is a K-shaped sealing ring.
Further, the K type sealing member comprises a plurality of K type sealing blocks, and the K type sealing blocks are connected end to form a circular ring.
Further, the K-shaped sealing element is fixedly connected with the fixing structure through a screw.
Further, the fixing structure is a fixing ring.
Furthermore, the fixed knot constructs including a plurality of fixed blocks, and a plurality of fixed blocks end to end form the ring.
Furthermore, the fixing structure is provided with connecting holes respectively connected with the K-shaped sealing element and the feeding end cover.
Further, the fixed structure is fixedly connected with the feeding end cover through screws.
Adopt the utility model has the advantages of:
the K-shaped sealing element used by the utility model has good elasticity and included angle extrusion stress, so that the sealing is ensured to have self-regulation function, and good sealing effect is brought; and the K-shaped sealing element is not easy to damage and has long service life.
Two, in the utility model discloses in K type sealing member includes a plurality of K type seal blocks, and a plurality of K type seal blocks meet end to end and form the ring, can the K type seal block of easy to assemble like this.
Three, the utility model discloses in set up K type sealing member, K type sealing member can not damage K type sealing member with metal seal ring contact extrusion, and the deformability of K type is strong, and it is sealed effectual simultaneously.
Fourthly, the utility model discloses well fixed knot constructs including a plurality of fixed blocks, easy to assemble.
Fifthly, the utility model discloses well screwed connection's connected mode is simple, convenient operation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
the reference numbers in the figures are: 1. the feeding end cover comprises a feeding end cover 2, a cylinder body 3, a metal sealing ring 4, a K-shaped sealing element 5 and a fixing structure.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Example 2
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the cross section of the K-shaped sealing element 4 is K-shaped.
Example 3
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the cross section of the K-shaped sealing element 4 is K-shaped.
Further, the K-shaped sealing element 4 is a K-shaped sealing ring.
Example 4
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the cross section of the K-shaped sealing element 4 is K-shaped.
Further, the K-shaped sealing element 4 is a K-shaped sealing ring.
Further, the K-type seal 4 comprises a plurality of K-type seal blocks which are connected end to form a circular ring.
Example 5
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the cross section of the K-shaped sealing element 4 is K-shaped.
Further, the K-shaped sealing element 4 is a K-shaped sealing ring.
Further, the K-type seal 4 comprises a plurality of K-type seal blocks which are connected end to form a circular ring.
Further, the K-shaped sealing element 4 is fixedly connected with the fixing structure 5 through screws.
Example 6
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the fixing structure 5 is a fixing ring.
Example 7
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the fixing structure 5 is a fixing ring.
Further, the fixing structure 5 is provided with connecting holes respectively connected with the K-shaped sealing element 4 and the feeding end cover 1.
Further, the fixed structure 5 comprises a plurality of fixed blocks, and the fixed blocks are connected end to form a circular ring.
Example 8
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the fixing structure 5 is provided with connecting holes respectively connected with the K-shaped sealing element 4 and the feeding end cover 1.
Further, the fixed structure 5 comprises a plurality of fixed blocks, and the fixed blocks are connected end to form a circular ring.
Further, the fixing structure 5 is fixedly connected with the feeding end cover 1 through screws.
Example 9
The utility model provides an old drum seal structure, includes barrel 2 and feeding end cover 1, includes metal seal ring 3, K type sealing member 4 and fixed knot construct 5, 3 fixed connection of metal seal ring are on barrel 2, K type sealing member 4 is connected with feeding end cover 1 through fixed knot construct 5, K type sealing member 4 realizes old drum barrel 2 sealedly with 3 cooperations of metal seal ring.
Further, the cross section of the K-shaped sealing element 4 is K-shaped.
Further, the K-shaped sealing element 4 is a K-shaped sealing ring.
Further, the K-type seal 4 comprises a plurality of K-type seal blocks which are connected end to form a circular ring.
Furthermore, the K-shaped sealing blocks are 2 and are 2 semicircles, and a K-shaped sealing ring is formed in an enclosing mode.
Further, the K-shaped sealing element 4 is made of nitrile rubber. Because this material is softer, can self compensation K type seal the clearance between the piece, sealed effectual.
Further, the K-shaped sealing element 4 is fixedly connected with the fixing structure 5 through screws.
Further, the fixing structure 5 is a fixing ring.
Further, the fixed structure 5 comprises a plurality of fixed blocks, and the fixed blocks are connected end to form a circular ring.
Further, the fixing structure 5 is provided with connecting holes respectively connected with the K-shaped sealing element 4 and the feeding end cover 1.
Further, the fixing structure 5 is fixedly connected with the feeding end cover 1 through screws.
The working principle is as follows: the cylinder body 2 of the old drum rotates, the feeding end cover 1 does not rotate (is fixed), the rotary metal sealing ring 3 of the cylinder body 2 is connected and sealed with the K-shaped sealing element 4 in an extruding mode, and the sealing surface of the K-shaped sealing element 4 automatically compensates due to the self movement of the old drum.
Claims (9)
1. The utility model provides an old drum seal structure, includes barrel (2) and feeding end cover (1), its characterized in that: including metal seal ring (3), K type sealing member (4) and fixed knot construct (5), metal seal ring (3) fixed connection is on barrel (2), K type sealing member (4) are connected with feeding end cover (1) through fixed knot constructs (5), K type sealing member (4) and metal seal ring (3) cooperation realize that old drum barrel (2) are sealed.
2. A mature drum seal construction according to claim 1, wherein: the cross section of the K-shaped sealing element (4) is K-shaped.
3. A mature drum seal construction according to claim 1, wherein: the K-shaped sealing element (4) is a K-shaped sealing ring.
4. A mature drum seal construction according to claim 1, wherein: the K-shaped sealing element (4) comprises a plurality of K-shaped sealing blocks which are connected end to form a circular ring.
5. A mature drum seal construction according to claim 1, wherein: the K-shaped sealing element (4) is fixedly connected with the fixing structure (5) through a screw.
6. A mature drum seal construction according to claim 1, wherein: the fixing structure (5) is a fixing ring.
7. A mature drum seal construction according to claim 1, wherein: the fixing structure (5) comprises a plurality of fixing blocks, and the fixing blocks are connected end to form a circular ring.
8. A mature drum seal construction according to claim 1, wherein: and the fixed structure (5) is provided with connecting holes respectively connected with the K-shaped sealing element (4) and the feeding end cover (1).
9. A mature drum seal construction according to claim 1, wherein: the fixed structure (5) is fixedly connected with the feeding end cover (1) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020017406.1U CN211778968U (en) | 2020-01-06 | 2020-01-06 | Aging drum sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020017406.1U CN211778968U (en) | 2020-01-06 | 2020-01-06 | Aging drum sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778968U true CN211778968U (en) | 2020-10-27 |
Family
ID=72887896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020017406.1U Active CN211778968U (en) | 2020-01-06 | 2020-01-06 | Aging drum sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778968U (en) |
-
2020
- 2020-01-06 CN CN202020017406.1U patent/CN211778968U/en active Active
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