CN220468274U - External sealing structure of adhesive drafting roller - Google Patents
External sealing structure of adhesive drafting roller Download PDFInfo
- Publication number
- CN220468274U CN220468274U CN202320486572.XU CN202320486572U CN220468274U CN 220468274 U CN220468274 U CN 220468274U CN 202320486572 U CN202320486572 U CN 202320486572U CN 220468274 U CN220468274 U CN 220468274U
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- Prior art keywords
- annular
- cover
- adhesive
- box body
- stainless steel
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- 239000000853 adhesive Substances 0.000 title claims abstract description 68
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 68
- 238000007789 sealing Methods 0.000 title claims abstract description 23
- 229920000297 Rayon Polymers 0.000 claims abstract description 26
- 239000003822 epoxy resin Substances 0.000 claims abstract description 12
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 39
- 239000010935 stainless steel Substances 0.000 claims description 39
- 230000000903 blocking effect Effects 0.000 claims description 12
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims 3
- 238000012681 fiber drawing Methods 0.000 abstract description 17
- 239000011152 fibreglass Substances 0.000 abstract description 13
- 239000003292 glue Substances 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000002378 acidificating effect Effects 0.000 abstract description 7
- 239000002253 acid Substances 0.000 description 10
- 230000008093 supporting effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920004933 Terylene® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
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- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model relates to the technical field of sealing structures, and provides an external sealing structure of an adhesive drafting roller, which comprises a box body and an annular cover, wherein the annular cover is arranged on the box body and is provided with an annular groove, the adhesive drafting roller is rotatably arranged on the annular cover and is positioned in the annular groove, gaps are formed between the box body and the annular cover and between the annular cover and the adhesive drafting roller, and an annular shield is arranged on the box body and has an inner diameter larger than the outer diameter of the annular cover. Through the technical scheme, the problems that the epoxy resin glue in the prior art is aged and cracked, so that splashed acidic liquid can infiltrate into the viscose fiber drawing roller along the gap between the box body and the annular glass fiber reinforced plastic cover, or enter into the viscose fiber drawing roller from the gap between the rear baffle ring of the viscose fiber drawing roller and the annular glass fiber reinforced plastic cover, so that the viscose fiber drawing roller is corroded are solved.
Description
Technical Field
The utility model relates to the technical field of sealing structures, in particular to an external sealing structure of an adhesive drafting roller.
Background
The viscose fiber drawing machine is mechanical equipment for drawing and twisting processes in nylon, terylene and polypropylene multifilament production processes, the viscose fiber drawing roller is an important component of the viscose fiber drawing machine, the phenomenon of splashing easily occurs in the working process, acidic liquid on the viscose fiber drawing roller is splashed into the viscose fiber drawing roller, the acidic liquid has a certain corrosion effect, so that the viscose fiber drawing machine cannot work normally due to the fact that the viscose fiber drawing roller is damaged from the inside, and the sealing structure form of the combination of an annular glass fiber reinforced plastic cover and epoxy resin adhesive is additionally arranged outside the viscose fiber drawing roller, but the following problems still exist:
after long time use, the epoxy resin adhesive ages and cracks, so that splashed acidic liquid can infiltrate into the inside of the adhesive drafting roller along the gap between the box body and the annular glass fiber reinforced plastic cover, or enter into the inside of the adhesive drafting roller from the gap between the back baffle ring of the adhesive drafting roller and the annular glass fiber reinforced plastic cover, and corrosion is caused.
Disclosure of Invention
The utility model provides an external sealing structure of a viscose fiber drawing roller, which solves the problems that in the related art, epoxy resin glue is aged to generate cracks, so that splashed acidic liquid can infiltrate into the viscose fiber drawing roller along the gap between a box body and an annular glass fiber reinforced plastic cover, or enter into the viscose fiber drawing roller from the gap between a rear baffle ring of the viscose fiber drawing roller and the annular glass fiber reinforced plastic cover, thereby corroding the viscose fiber drawing roller.
The technical scheme of the utility model is as follows:
an external sealing structure of an adhesive drafting roller comprises
The box body and the annular cover are arranged on the box body, the annular cover is provided with an annular groove,
the adhesive drafting roller is rotationally arranged on the annular cover and positioned in the annular groove, gaps are formed between the box body and the annular cover and between the annular cover and the adhesive drafting roller,
the annular shield is arranged on the box body, the inner diameter of the annular shield is larger than the outer diameter of the annular shield,
the baffle ring is detachably arranged on the annular protective cover, a protection space is formed between the annular protective cover and the box body, the annular protective cover and the viscose drafting roller penetrate through the protection space, and the gap is communicated with the annular groove and the protection space.
As a further technical proposal, the baffle ring is made of plastic, and the annular shield comprises
An annular stainless steel cover arranged on the box body,
the stainless steel flange is arranged on the annular stainless steel cover, the baffle ring is detachably arranged on the stainless steel flange, the inner diameter of the annular stainless steel cover is larger than the outer diameter of the annular cover, and a protection space is formed between the annular stainless steel cover, the stainless steel flange, the baffle ring and the box body.
As a further technical scheme, the baffle ring is detachably arranged on the stainless steel flange through a fastener.
As a further technical proposal, also comprises
The blocking piece is arranged at one end of the viscose drafting roller and is positioned in the annular groove, the viscose drafting roller is rotatably arranged on the annular cover through the blocking piece, and a gap is formed between the annular cover and the blocking piece.
As a further technical scheme, the fastener is provided with acid-resistant thread glue, the contact surface of the baffle ring and the stainless steel flange is provided with acid-resistant sealant, and the joint of the box body and the annular cover is provided with epoxy resin glue.
The working principle and the beneficial effects of the utility model are as follows:
in the utility model, the box body is used as a bracket to provide a stable supporting effect for the adhesive drafting roller, the annular cover with the annular groove is arranged on the box body, the annular cover can be an annular glass fiber reinforced plastic cover, as the adhesive drafting roller is not a solid part, various parts are arranged in the annular cover, the adhesive drafting roller is rotationally arranged in the annular groove, the annular cover is provided with an annular bulge part, and then the annular bulge part can also provide the stable supporting effect for the adhesive drafting roller along the axial direction of the adhesive drafting roller when the adhesive drafting roller is rotationally arranged in the annular groove, and meanwhile, epoxy resin adhesive is smeared at the connecting part of the annular cover and the box body to finish sealing, so that the adhesive drafting roller is prevented from being splashed into the adhesive drafting roller from a gap between the box body and the annular glass fiber reinforced plastic cover or a gap between a back baffle ring of the adhesive drafting roller and the annular glass fiber reinforced plastic cover when the adhesive drafting machine is in operation, and then the adhesive drafting roller is damaged from the inside, and further, so that the adhesive drafting roller cannot normally work.
In order to solve the problem that acid liquid flows into the adhesive drafting roller from the gap due to ageing and cracking of epoxy resin glue used at a sealing joint, an annular shield with the inner diameter larger than the outer diameter of the annular shield is designed on the box body, a baffle ring is detachably arranged on the annular shield, the annular shield and the adhesive drafting roller penetrate through a protection space formed by the annular shield, the baffle ring and the box body, the gap is communicated with an annular groove and the protection space, and then the gap is protected in the protection space, so that splashing acid liquid is prevented from flowing into the adhesive drafting roller from the gap; meanwhile, the baffle ring is detachably arranged, so that the damaged adhesive drafting rollers can be conveniently detached and replaced, and the adhesive drafting rollers with different sizes are adapted.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a cross-sectional view of an external seal structure of an adhesive drafting roller according to the utility model;
in the figure: 1. the adhesive drawing device comprises a box body, 2, an annular cover, 3, an annular groove, 4, an adhesive drawing roller, 5, a gap, 6, an annular shield, 7, a baffle ring, 8, a protection space, 9, an annular stainless steel cover, 10, a stainless steel flange, 11, a fastener, 12 and a baffle piece.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the embodiment provides an external sealing structure of an adhesive drafting roller, which comprises
A case 1 and an annular cover 2, the annular cover 2 being arranged on the case 1, the annular cover 2 having an annular groove 3,
the adhesive drafting roller 4 is rotatably arranged on the annular cover 2 and positioned in the annular groove 3, a gap 5 is formed between the box body 1 and the annular cover 2 and between the annular cover 2 and the adhesive drafting roller 4,
an annular shield 6 arranged on the case 1, the inner diameter of the annular shield 6 is larger than the outer diameter of the annular cover 2,
the baffle ring 7 is detachably arranged on the annular shield 6, a protection space 8 is formed between the annular shield 6 and the baffle ring 7 and the box body 1, the annular shield 2 and the adhesive drafting roller 4 penetrate through the protection space 8, and the gap 5 is communicated with the annular groove 3 and the protection space 8.
In this embodiment, the box 1 is used as a support to provide a stable supporting effect for the adhesive drafting roller 4, the annular cover 2 with the annular groove 3 is arranged on the box 1, the annular cover 2 can be an annular glass fiber reinforced plastic cover, as the adhesive drafting roller 4 is not a solid part, various parts are arranged inside the annular cover, the adhesive drafting roller 4 is rotationally arranged in the annular groove 3, the annular cover 2 is provided with an annular bulge, and then the annular bulge can also axially extend along the adhesive drafting roller 4 when the adhesive drafting roller 4 rotates in the annular groove 3, so as to provide a stable supporting effect for the adhesive drafting roller 4, and meanwhile, epoxy resin glue is smeared at the connecting part of the annular cover 2 and the box 1 to finish sealing, so that the acidic liquid on the adhesive drafting roller 4 is prevented from splashing to the adhesive drafting roller 4 from a gap between the box 1 and the annular glass fiber reinforced plastic cover or a gap between the back baffle ring and the annular glass fiber reinforced plastic cover when the adhesive drafting roller 4 is damaged from inside, and then the adhesive drafting roller 4 cannot normally work, and an external sealing structure of the adhesive drafting roller 4 is designed for solving the problems.
In order to solve the problem that acid liquid flows into the adhesive drafting roller 4 from the gap 5 due to ageing and cracking of epoxy resin adhesive used at a sealing joint, an annular shield 6 with the inner diameter larger than the outer diameter of the annular shield 2 is designed to be arranged on the box body 1, a baffle ring is detachably arranged on the annular shield 6, the annular shield 2 and the adhesive drafting roller 4 penetrate through a protection space 8 formed by the annular shield 6, the baffle ring and the box body 1, the gap 5 is communicated with the annular groove 3 and the protection space 8, the gap 5 is further protected in the protection space 8, and splashing acid liquid is prevented from flowing into the adhesive drafting roller 4 from the gap 5; meanwhile, the baffle ring is detachably arranged, so that the damaged adhesive drafting roller 4 can be conveniently detached and replaced, and the adhesive drafting roller is suitable for adhesive drafting rollers 4 with different sizes.
Further, the baffle ring 7 is made of plastic, and the annular shield 6 comprises
An annular stainless steel cover 9 arranged on the box body 1,
stainless steel flange 10 sets up on the annular stainless steel cover 9, baffle ring 7 can dismantle the setting on the stainless steel flange 10, annular stainless steel cover 9 internal diameter is greater than annular cover 2 external diameter, annular stainless steel cover 9 stainless steel flange 10 baffle ring 7 with form between the box 1 the protection space 8.
In this embodiment, in order to improve holistic life and the intensity of use of whole sealing device, design annular guard shield 6 includes annular stainless steel cover 9 and stainless steel flange 10, annular stainless steel cover 9 sets up on box 1, stainless steel flange 10 sets up on annular stainless steel cover 9, stainless steel flange 10, form protection space 8 between baffle ring and box 1, welded connection's stainless steel main part material plays better sealed guard action, improve intensity of use, annular stainless steel cover 9 internal diameter is greater than annular cover 2 external diameter, the baffle ring that the material is plastics simultaneously can be dismantled and set up on stainless steel flange 10, reduce use cost, also conveniently dismantle the baffle ring, thereby change viscose drawing roller 4.
Further, the baffle ring 7 is detachably arranged on the stainless steel flange 10 through a fastener 11.
In this embodiment, the fastener 11 is used to facilitate quick detachment and connection of the retainer ring, while saving cost.
Further, also include
The blocking piece 12 is arranged at one end of the viscose stretching roller 4 and is positioned in the annular groove 3, the viscose stretching roller 4 is rotatably arranged on the annular cover 2 through the blocking piece 12, and a gap 5 is formed between the annular cover 2 and the blocking piece 12.
In this embodiment, in order to improve the rotation stability of the adhesive drafting roller 4 in the annular groove 3, reduce the gap 5, and reduce the risk of acidic liquid flowing into the adhesive drafting roller 4 from the gap 5, the blocking member 127 is designed to be disposed at one end of the adhesive drafting roller 4, the adhesive drafting roller 4 is rotatably disposed in the annular groove 3 through the blocking member 127, and the gap 5 is formed between the annular cover 2 and the blocking member 127.
Further, acid-resistant thread glue is arranged on the fastener 11, acid-resistant sealant is arranged on the contact surface of the baffle ring 7 and the stainless steel flange 10, and epoxy resin glue is arranged at the joint of the box body 1 and the annular cover 2.
In this embodiment, in order to further improve the overall tightness, the fastener 11 is coated with acid-resistant thread glue, the contact surface of the baffle ring and the stainless steel flange 10 is coated with acid-resistant sealing glue, and the joint of the box 1 and the annular cover 2 is coated with epoxy resin glue.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. An external sealing structure of an adhesive drafting roller is characterized by comprising
The box body (1) and the annular cover (2), wherein the annular cover (2) is arranged on the box body (1), the annular cover (2) is provided with an annular groove (3),
the adhesive drafting roller (4) is rotationally arranged on the annular cover (2) and positioned in the annular groove (3), gaps (5) are formed between the box body (1) and the annular cover (2) and between the annular cover (2) and the adhesive drafting roller (4),
an annular shield (6) arranged on the box body (1), wherein the inner diameter of the annular shield (6) is larger than the outer diameter of the annular cover (2),
the baffle ring (7) is detachably arranged on the annular shield (6), a protection space (8) is formed between the annular shield (6) and the box body (1), the annular shield (2) and the viscose drafting roller (4) penetrate through the protection space (8), and the gap (5) is communicated with the annular groove (3) and the protection space (8).
2. An external sealing structure of an adhesive drafting roller according to claim 1, characterized in that the baffle ring (7) is made of plastic, and the annular shield (6) comprises
An annular stainless steel cover (9) arranged on the box body (1),
stainless steel flange (10) set up on annular stainless steel cover (9), keep off ring (7) can dismantle the setting on stainless steel flange (10), annular stainless steel cover (9) internal diameter is greater than annular cover (2) external diameter, annular stainless steel cover (9) stainless steel flange (10) keep off ring (7) with form between box (1) protection space (8).
3. An outer sealing structure of an adhesive drafting roller according to claim 2, characterized in that the baffle ring (7) is detachably arranged on the stainless steel flange (10) by means of a fastener (11).
4. The external sealing structure of an adhesive drawing roll according to claim 1, further comprising
The blocking piece (12) is arranged at one end of the viscose stretching roller (4) and is positioned in the annular groove (3), the viscose stretching roller (4) is rotatably arranged on the annular cover (2) through the blocking piece (12), and a gap (5) is formed between the annular cover (2) and the blocking piece (12).
5. An external sealing structure of an adhesive drafting roller according to claim 3, wherein an acid-proof thread compound is arranged on the fastener (11), an acid-proof sealing compound is arranged on the contact surface of the baffle ring (7) and the stainless steel flange (10), and an epoxy resin compound is arranged at the joint of the box body (1) and the annular cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320486572.XU CN220468274U (en) | 2023-03-14 | 2023-03-14 | External sealing structure of adhesive drafting roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320486572.XU CN220468274U (en) | 2023-03-14 | 2023-03-14 | External sealing structure of adhesive drafting roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220468274U true CN220468274U (en) | 2024-02-09 |
Family
ID=89803827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320486572.XU Active CN220468274U (en) | 2023-03-14 | 2023-03-14 | External sealing structure of adhesive drafting roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220468274U (en) |
-
2023
- 2023-03-14 CN CN202320486572.XU patent/CN220468274U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |