CN215521647U - Support arm bushing - Google Patents
Support arm bushing Download PDFInfo
- Publication number
- CN215521647U CN215521647U CN202121968408.XU CN202121968408U CN215521647U CN 215521647 U CN215521647 U CN 215521647U CN 202121968408 U CN202121968408 U CN 202121968408U CN 215521647 U CN215521647 U CN 215521647U
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- CN
- China
- Prior art keywords
- layer
- support arm
- coating layer
- wear
- polyurethane
- Prior art date
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- 239000011247 coating layer Substances 0.000 claims abstract description 72
- 239000010410 layer Substances 0.000 claims abstract description 66
- 238000005260 corrosion Methods 0.000 claims abstract description 26
- 239000004110 Zinc silicate Substances 0.000 claims abstract description 23
- XSMMCTCMFDWXIX-UHFFFAOYSA-N zinc silicate Chemical compound [Zn+2].[O-][Si]([O-])=O XSMMCTCMFDWXIX-UHFFFAOYSA-N 0.000 claims abstract description 23
- 235000019352 zinc silicate Nutrition 0.000 claims abstract description 23
- -1 polypropylene Polymers 0.000 claims abstract description 19
- 229920002635 polyurethane Polymers 0.000 claims abstract description 19
- 239000004814 polyurethane Substances 0.000 claims abstract description 19
- IHLWCCXTLOKDTO-UHFFFAOYSA-N 2,6-dioxabicyclo[3.1.0]hexa-1(5),3-diene Chemical compound C1=COC2=C1O2 IHLWCCXTLOKDTO-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004743 Polypropylene Substances 0.000 claims abstract description 18
- 229920001155 polypropylene Polymers 0.000 claims abstract description 18
- 229920002396 Polyurea Polymers 0.000 claims abstract description 16
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 15
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- 239000003973 paint Substances 0.000 claims 3
- 238000005536 corrosion prevention Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 12
- 230000007797 corrosion Effects 0.000 description 14
- 230000032683 aging Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of bushings, and particularly discloses a support arm bushing which comprises a support arm, wherein a rubber sleeve is fixedly connected to the center of the surface of the support arm, the top and the bottom of the support arm are fixedly connected with an anti-corrosion layer, one side of the anti-corrosion layer, far away from the support arm, is fixedly connected with a wear-resistant layer, the wear-resistant layer comprises a polypropylene coating layer, a zinc silicate coating layer and a polyurethane layer, and two sides of an inner cavity of the support arm are provided with notches. The utility model achieves the advantage of good wear-resisting effect by matching the support arm, the rubber sleeve, the through opening, the notch, the anti-corrosion layer, the polyurea coating layer, the epoxy furan coating layer, the polyurethane resin layer, the wear-resisting layer, the polypropylene coating layer, the zinc silicate coating layer and the polyurethane layer, and solves the problems that the existing support arm bushing has poor wear-resisting effect when in use, the surface of the support arm bushing is easy to wear for a long time, so that the service life of the support arm bushing is influenced, and the use of people is inconvenient.
Description
Technical Field
The utility model relates to the technical field of bushings, in particular to a support arm bushing.
Background
The bush is used outside the mechanical part to reach the matching parts of effects such as sealing, wearing and tearing protection, refers to the ring cover that plays the liner effect, and in the valve application field, the bush is inside the valve gap, and corrosion resistant material such as polytetrafluoroethylene or graphite is used for sealing, and current support arm bush is not good at the wear-resisting effect when using, and the surface easily wears out on support arm bush long-term use usually to influence support arm bush life, therefore be inconvenient for people to use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the support arm bushing provided by the utility model has the advantage of good wear-resisting effect, and solves the problems that the existing support arm bushing has poor wear-resisting effect when in use, and the surface of the support arm bushing is easy to wear after long-term use, so that the service life of the support arm bushing is influenced, and the use is inconvenient for people.
The support arm bushing comprises a support arm, wherein a rubber sleeve is fixedly connected to the center of the surface of the support arm, the top and the bottom of the support arm are both fixedly connected with an anti-corrosion layer, one side, away from the support arm, of the anti-corrosion layer is fixedly connected with a wear-resistant layer, and the wear-resistant layer comprises a polypropylene coating layer, a zinc silicate coating layer and a polyurethane layer.
According to the support arm bushing, notches are formed in two sides of the inner cavity of the support arm, and through holes are formed in two sides of the front side of the inner cavity of the support arm.
The support arm bushing is characterized in that the polypropylene coating layer is positioned on the top of the zinc silicate coating layer, and the zinc silicate coating layer is positioned on the top of the polyurethane layer.
The support arm bushing disclosed by the utility model has the advantages that the thickness of the polypropylene coating layer is 0.2-0.3 mm, the thickness of the zinc silicate coating layer is 0.15-0.35 mm, and the thickness of the polyurethane layer is 0.25-0.4 mm.
The support arm bushing comprises a polyurea coating layer, an epoxy furan coating layer and a polyurethane resin layer, wherein the polyurea coating layer is positioned on the top of the epoxy furan coating layer, and the epoxy furan coating layer is positioned on the top of the polyurethane resin layer.
The support arm bushing disclosed by the utility model has the advantages that the thickness of the polyurea coating layer is 0.2-0.3 mm, the thickness of the epoxy furan coating layer is 0.15-0.35 mm, and the thickness of the polyurethane resin layer is 0.25-0.4 mm.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model achieves the advantage of good wear-resisting effect by matching the support arm, the rubber sleeve, the through opening, the notch, the anti-corrosion layer, the polyurea coating layer, the epoxy furan coating layer, the polyurethane resin layer, the wear-resisting layer, the polypropylene coating layer, the zinc silicate coating layer and the polyurethane layer, and solves the problems that the existing support arm bushing has poor wear-resisting effect when in use, the surface of the support arm bushing is easy to wear for a long time, so that the service life of the support arm bushing is influenced, and the use of people is inconvenient.
2. According to the utility model, through the polyurea coating layer, the polyurea coating layer has strong adhesive force, wear resistance, strong hardness, good thermal stability, aging resistance and corrosion resistance.
3. According to the utility model, the epoxy furan coating layer has outstanding corrosion resistance, heat resistance and wear resistance.
4. According to the utility model, the polyurethane resin layer has excellent oil resistance, solvent resistance, wear resistance, water resistance and fire resistance.
5. According to the utility model, the polypropylene coating layer has the advantages of high strength, good elasticity, wear resistance, corrosion resistance, electrical insulation, heat retention and antistatic property.
6. According to the utility model, through the zinc silicate coating layer, the zinc silicate coating layer has good durability, good self-sealing property, excellent corrosion resistance, high temperature resistance, weather resistance and aging resistance.
7. According to the utility model, the polyurethane layer has good chemical corrosion resistance, oil resistance, rust resistance, wear resistance and adhesion.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the arm construction of the present invention;
FIG. 3 is a cross-sectional view of a corrosion protection layer structure of the present invention;
fig. 4 is a cross-sectional view of a wear-resistant layer structure according to the utility model.
In the figure: 1. a support arm; 2. a rubber sleeve; 3. a port; 4. a notch; 5. an anti-corrosion layer; 501. a polyurea coating layer; 502. an epoxy furan coating layer; 503. a polyurethane resin layer; 6. a wear layer; 601. a polypropylene coating layer; 602. a zinc silicate coating layer; 603. a polyurethane layer.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The support arm 1, the rubber sleeve 2, the through opening 3, the notch 4, the anti-corrosion layer 5, the polyurea coating layer 501, the epoxy furan coating layer 502, the polyurethane resin layer 503, the wear-resistant layer 6, the polypropylene coating layer 601, the zinc silicate coating layer 602 and the polyurethane layer 603 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the support arm can be known by a technical manual or a conventional experimental method.
Referring to fig. 1-4, the bushing for a support arm of the present invention includes a support arm 1, a rubber sleeve 2 is fixedly connected to a center of a surface of the support arm 1, an anti-corrosion layer 5 is fixedly connected to both a top and a bottom of the support arm 1, the anti-corrosion layer 5 includes a polyurea coating layer 501, an epoxy furan coating layer 502 and a polyurethane resin layer 503, the polyurea coating layer 501 is located on a top of the epoxy furan coating layer 502, the epoxy furan coating layer 502 is located on a top of the polyurethane resin layer 503, the polyurea coating layer 501 has a thickness of 0.2mm to 0.3mm, the epoxy furan coating layer 502 has a thickness of 0.15mm to 0.35mm, the polyurethane resin layer 503 has a thickness of 0.25mm to 0.4mm, and the polyurea coating layer 501 has strong adhesion, strong wear resistance, strong hardness, good thermal stability, aging resistance and corrosion resistance, and the epoxy furan coating layer 502 has outstanding corrosion resistance, The polyurethane resin layer 503 has excellent oil resistance, solvent resistance, wear resistance, water resistance and fire resistance, the wear-resistant layer 6 is fixedly connected to one side of the anti-corrosion layer 5, which is far away from the support arm 1, the wear-resistant layer 6 comprises a polypropylene coating layer 601, a zinc silicate coating layer 602 and a polyurethane layer 603, the polypropylene coating layer 601 is positioned on the top of the zinc silicate coating layer 602, the zinc silicate coating layer 602 is positioned on the top of the polyurethane layer 603, the thickness of the polypropylene coating layer 601 is 0.2 mm-0.3 mm, the thickness of the zinc silicate coating layer 602 is 0.15 mm-0.35 mm, the thickness of the polyurethane layer 603 is 0.25 mm-0.4 mm, the polypropylene coating layer 601 has high strength, good elasticity, wear resistance, corrosion resistance, electrical insulation, heat retention and antistatic property through the polyurethane coating layer 602, zinc silicate coating layer 602 has the durability good, from the closure good, has fabulous corrosion resistance, high temperature resistance, weatherability and ageing resistance, and through polyurethane layer 603, polyurethane layer 603 has good chemical resistance, oil resistance, prevents rustting, wearability and adhesive force good, and notch 4 has all been seted up to the both sides of 1 inner chamber of support arm, and opening 3 has all been seted up to the both sides of 1 inner chamber front side of support arm.
In the use of the utility model: firstly, two through holes 3 are added at two ends of the support arm 1, under the condition of ensuring the product performance, the material is reduced, and the effect of reducing weight is also achieved, the polypropylene coating layer 601 is positioned at the top of the zinc silicate coating layer 602, the zinc silicate coating layer 602 is positioned at the top of the polyurethane layer 603, the polypropylene coating layer 601 is arranged to have high strength, good elasticity, wear resistance, corrosion resistance, electric insulation, heat preservation and antistatic property, the zinc silicate coating layer 602 is arranged to have good durability, good self-sealing property, excellent corrosion resistance, high temperature resistance, weather resistance and aging resistance, the polyurethane layer 603 is arranged to have good chemical corrosion resistance, oil resistance, rust resistance, wear resistance and adhesive force, the advantage of good wear resistance effect is achieved through the matching of the structures, the problem that the existing support arm bushing has poor wear resistance effect in use is solved, the surface of the support arm bushing is easy to wear after long-term use, so that the service life of the support arm bushing is influenced, and the support arm bushing is inconvenient for people to use.
The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. Support arm bush, including support arm (1), its characterized in that: fixedly connected with rubber sleeve (2) is located at the center on support arm (1) surface, the equal fixedly connected with corrosion prevention layer (5) in top and the bottom of support arm (1), one side fixedly connected with wearing layer (6) of support arm (1) are kept away from in corrosion prevention layer (5), wearing layer (6) include polypropylene coating layer (601), zinc silicate coating layer (602) and polyurethane layer (603).
2. The boom bushing of claim 1, wherein: notch (4) have all been seted up to the both sides of support arm (1) inner chamber, opening (3) have all been seted up to the both sides of support arm (1) inner chamber front side.
3. The boom bushing of claim 1, wherein: the polypropylene paint layer (601) is located on top of the zinc silicate paint layer (602), and the zinc silicate paint layer (602) is located on top of the polyurethane layer (603).
4. The boom bushing of claim 1, wherein: the thickness of the polypropylene coating layer (601) is 0.2-0.3 mm, the thickness of the zinc silicate coating layer (602) is 0.15-0.35 mm, and the thickness of the polyurethane layer (603) is 0.25-0.4 mm.
5. The boom bushing of claim 1, wherein: the anti-corrosion layer (5) comprises a polyurea coating layer (501), an epoxy furan coating layer (502) and a polyurethane resin layer (503), wherein the polyurea coating layer (501) is located on the top of the epoxy furan coating layer (502), and the epoxy furan coating layer (502) is located on the top of the polyurethane resin layer (503).
6. The boom bushing of claim 5, wherein: the thickness of the polyurea coating layer (501) is 0.2-0.3 mm, the thickness of the epoxy furan coating layer (502) is 0.15-0.35 mm, and the thickness of the polyurethane resin layer (503) is 0.25-0.4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121968408.XU CN215521647U (en) | 2021-08-20 | 2021-08-20 | Support arm bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121968408.XU CN215521647U (en) | 2021-08-20 | 2021-08-20 | Support arm bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215521647U true CN215521647U (en) | 2022-01-14 |
Family
ID=79792331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121968408.XU Active CN215521647U (en) | 2021-08-20 | 2021-08-20 | Support arm bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215521647U (en) |
-
2021
- 2021-08-20 CN CN202121968408.XU patent/CN215521647U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 315600 No. 2299, Xuemian North Road, Taoyuan Street, Ninghai County, Ningbo City, Zhejiang Province Patentee after: Jianxin Zhaoshi Technology Co.,Ltd. Address before: 315600 No. 281 North Keyuan Road, Taoyuan Street, Ninghai County, Ningbo City, Zhejiang Province Patentee before: JX ZHAO'S Group Corp. |