CN219866758U - Rigid plastic flange protection cover - Google Patents
Rigid plastic flange protection cover Download PDFInfo
- Publication number
- CN219866758U CN219866758U CN202320941940.5U CN202320941940U CN219866758U CN 219866758 U CN219866758 U CN 219866758U CN 202320941940 U CN202320941940 U CN 202320941940U CN 219866758 U CN219866758 U CN 219866758U
- Authority
- CN
- China
- Prior art keywords
- flange
- protection cover
- semi
- annular
- rigid plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004033 plastic Substances 0.000 title claims abstract description 15
- 229920003023 plastic Polymers 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 description 8
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to the technical field of flange protection covers, and discloses a hard plastic flange protection cover which comprises a protection cover body, a flange and a semi-annular gasket, wherein the protection cover body is semicircular, the number of the protection cover body is two, fixing pieces are arranged at the joint of the two protection cover bodies, grooves are formed in the protection cover body, bolt holes A are formed in the surfaces of the fixing pieces, and rubber rings are arranged on the surfaces of the inner parts of the protection cover body. The utility model has reasonable structure, the two protective cover main bodies are arranged into a semicircle, the connecting part of the two protective cover main bodies is provided with the fixing piece, the fixing piece is used for fixing the structure, the structure is fixed, the falling is prevented, the rubber sheet is arranged between the bolt hole A and the screw connection, the screw is prevented from slipping during the fixing, and the connecting part of the fixing piece is also provided with the strip-shaped rubber gasket, so that the fixing is ensured to be firm, and the water is prevented from leaking.
Description
Technical Field
The utility model relates to the technical field of flange protection covers, in particular to a hard plastic flange protection cover.
Background
A flange, also called flange collar or flange, which is a part of the shaft-to-shaft connection for the connection between the pipe ends; the flange is used for connecting two devices, such as a speed reducer flange, a flange connection or a flange joint, the flange, a gasket and a bolt are connected with each other to form a detachable connection of a group of combined sealing structures, the pipeline flange is a flange for piping in a pipeline device, the flange is used for connecting the inlet and outlet flanges of the devices, the flange is provided with holes, the two flanges are tightly connected by bolts, the flanges are sealed by gaskets, the flanges are connected in a threaded manner (screwed connection), the flanges are welded and clamped, the flanges are used in pairs, a low-pressure pipeline can use a screwed flange, a welding flange with pressure of more than four kilograms is used, a sealing gasket is added between the two flange plates, then the flange is fastened by bolts, the flange protection cover is used for preventing corrosive liquid in the flange connection pipeline from accidentally splashing to hurt personnel or the devices, the flange is protected, the flange is made of stainless steel, polytetrafluoroethylene, polypropylene, polyvinyl chloride and the like, and the existing flange protection cover is not tightly sealed in a connection manner.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a hard plastic flange protection cover, which solves the problem that the flange protection cover is not tightly sealed in a connecting way.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a rigid plastic flange safety cover, includes safety cover main part, flange and semi-annular gasket, the safety cover main part is semi-circular, and the quantity is two, two the junction of safety cover main part is provided with the stationary blade, the inside recess that is provided with of safety cover main part, the stationary blade surface is provided with bolt hole A, the inside surface of safety cover main part is provided with the rubber ring, the middle part of safety cover main part surface is provided with the outlet, the flange top is provided with the pipeline, the flange surface is provided with bolt hole B, semi-annular gasket's internal surface is provided with small-size annular rubber piece, semi-annular gasket's rear surface is provided with large-scale annular rubber piece.
Optionally, rubber rings are arranged in the two protective cover bodies.
Optionally, bolt hole A passes through screwed connection, bolt hole A and screwed connection department are provided with the sheet rubber.
Optionally, the semi-annular gasket and the flange are matched and are arranged inside the groove together.
Optionally, the grooves are provided one at each of the top and bottom of the inner surface of the protective cover body.
Optionally, the semi-annular gasket quantity is two, the semi-annular gasket is close to the inboard position and sets up annular cavity, laminating with the pipeline.
Optionally, the inner surface of the fixing piece is provided with a strip-shaped rubber gasket.
In summary, the utility model has the technical effects and advantages that:
1. the utility model has reasonable structure, the two protective cover main bodies are arranged into a semicircle, the connecting part of the two protective cover main bodies is provided with the fixing pieces, the fixing pieces are used for fixing the structure, the whole structure can be fixed, the falling can not be ensured, the rubber sheet is arranged between the bolt hole A and the screw connection, the screw can not slip when being fixed, and the connecting part of the fixing pieces is also provided with the strip-shaped rubber gasket, so that the fixing can be ensured to be firm, and the water can not leak out.
2. According to the utility model, the upper end and the lower end of the inner surface of the protective cover main body are provided with the grooves, the grooves can fix the flange and the semi-annular gasket together in the grooves, the flange can be effectively fixed in the grooves, and the rubber rings are arranged in the protective cover main body and used for ensuring that the flange and the semi-annular gasket can be tightly attached to the protective cover main body.
3. According to the utility model, the semicircular cavity is formed on the inner side of the semicircular gasket, the small annular rubber sheet is arranged on the side surface of the semicircular cavity and can be matched with the water pipe on the upper part of the flange, the small annular rubber sheet can ensure that the semicircular gasket is tightly attached to the water pipe, the large annular rubber sheet arranged on the rear surface of the semicircular gasket can be tightly attached to the groove formed on the inner surface of the protective cover main body, water is prevented from leaking from the flange and the protective cover main body, the surface of the protective cover main body is provided with the water outlet, the water outlet is formed, the water in the protective cover main body can only be discharged from the water outlet, and the corrosive liquid in the flange pipeline is prevented from being accidentally splashed to cause injury to personnel.
Drawings
FIG. 1 is a schematic view of a practical three-dimensional structure;
FIG. 2 is a schematic view of the practical three-dimensional structure;
FIG. 3 is a schematic perspective view of a semi-annular gasket of the present utility model;
fig. 4 is a schematic diagram illustrating the three-dimensional disassembly of the semi-annular gasket.
In the figure: 1. a protective cover body; 2. a strip-shaped rubber gasket; 3. a fixing piece; 4. a groove; 5. bolt hole A; 6. a screw; 7. a rubber sheet; 8. a water outlet; 9. a rubber ring; 10. a flange; 11. a pipe; 12. bolt holes B; 13. a semi-annular gasket; 14. large annular rubber sheets; 15. a small annular rubber sheet.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.
Examples: referring to a rigid plastic flange protection cover shown in fig. 1-4, the rigid plastic flange protection cover comprises a protection cover body 1, a flange 10 and a semi-annular gasket 13, the flange protection cover on the market is various in types, but most of the flange protection cover is poor in effect of water retention, the protection cover body 1 is arranged to be semicircular in shape and two in number when in design, a fixing piece 3 is arranged at the joint of the two protection cover bodies 1, a groove 4 is formed in the protection cover body 1, rubber rings 9 are arranged in the two protection cover bodies 1, bolt holes A5 are formed in the surfaces of the fixing piece 3, a groove 4 is formed in the surfaces of the inner parts of the protection cover bodies 1, a water outlet 8 is formed in the middle of the surfaces of the protection cover body 1, the water outlet 8 is used for discharging liquid leaked from the flange 10 inside, the flange can be arranged according to actual conditions, a pipeline 11 is arranged at the top of the flange 10, bolt holes B12 are formed in the surface of the flange 10, a small annular rubber sheet 15 is arranged on the inner surface of the semi-annular gasket 13, and a large annular rubber sheet 14 is arranged on the rear surface of the semi-annular gasket 13.
As a preferred implementation manner in this embodiment, as shown in fig. 2 and 3, a pipe 11 is disposed at the top of the flange 10, a liquid circulates in the pipe, two bolt holes B12 are disposed on the surface of the flange 10, the two flanges 10 are connected through the bolt holes B12, the designed semi-annular gasket 13 and the flange 10 are engaged and together disposed on the concave rubber ring 9 opened on the inner surface of the protective cover main body 1, a semi-circular cavity is formed on one side of the semi-annular gasket 13, a small annular rubber sheet 15 is disposed on the side surface, the semi-circular cavity can engage with a water pipe on the upper portion of the flange 10, the small annular rubber sheet 15 can ensure that the semi-annular gasket 13 is tightly engaged with the pipe 11, and a large annular rubber sheet 14 disposed on the rear surface of the semi-annular gasket 13 can be tightly engaged with the groove 4 formed on the inner surface of the protective cover main body 1, so as to ensure that water cannot leak from the flange 10 and the protective cover main body 1.
In this embodiment, as shown in fig. 1, the junction of two safety cover main bodies 1 is provided with stationary blade 3, be used for connecting two safety cover main bodies 1, and guarantee the inseparable laminating of two safety cover main bodies 1 through inside bar rubber gasket 2, stationary blade 3 internal surface is provided with bar rubber gasket 2, stationary blade 3 surface is provided with bolt hole A5, bolt hole A5 passes through screw 6 to be connected, install stationary blade 3 together with screw 6, bolt hole A5 and screw 6 junction is provided with sheet rubber 7, sheet rubber 7 can guarantee that screw 6 can not appear phenomena such as smooth silk in long-time use, guarantee the security of use.
As an implementation manner in this embodiment, as shown in fig. 3 and 4, the number of semi-annular gaskets 13 is two, and the semi-annular gaskets 13 are provided with annular cavities at positions close to the inner side and are attached to the pipeline 11
The working principle of the utility model is as follows: after the flange 10 is installed and fixed, the semi-annular gasket 13 is firstly installed on the pipeline 10 and is guaranteed to be attached to the pipeline, then the two protective cover bodies 1 are installed above the flange 10, care needs to be taken in installation, the flange 10 and the semi-annular gasket 13 are required to be placed into the groove 4 in the protective cover bodies 1, after installation is completed, the position of the water outlet 8 is checked, the position of the water outlet 8 is required to be selected, the internal liquid outflow is guaranteed not to influence workers, the loss of the liquid to the device can be minimized, the semi-annular gasket is fixed through the bolt hole A5 by the screw 6, care needs to be taken in fixation, the rubber sheet needs to be guaranteed to be fixed again, fixation firmness needs to be guaranteed, no liquid outflow is guaranteed in the interior when the protective cover bodies are disassembled after the service life is reached, the pipeline has no problem, the screw 6 is disassembled after the problem is confirmed, the protective cover bodies 1 are taken down, the protective cover bodies 1 are required to be taken down slightly, and the internal semi-annular gasket is provided with corrosive liquid to cause harm to the workers when the protective cover bodies 1 are taken down.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a rigid plastic flange safety cover, includes safety cover main part (1), flange (10) and semi-annular gasket (13), its characterized in that: the protection cover is characterized in that the protection cover body (1) is semicircular, the number of the protection cover bodies is two, fixing pieces (3) are arranged at the joint of the protection cover body (1), grooves (4) are formed in the protection cover body (1), bolt holes A (5) are formed in the surfaces of the fixing pieces (3), rubber rings (9) are arranged on the surfaces of the protection cover body (1), a water outlet (8) is formed in the middle of the surface of the protection cover body (1), a pipeline (11) is arranged at the top of the flange (10), bolt holes B (12) are formed in the surface of the flange (10), small annular rubber sheets (15) are arranged on the inner surfaces of the semicircular gaskets (13), and large annular rubber sheets (14) are arranged on the rear surfaces of the semicircular gaskets (13).
2. A rigid plastic flange boot as claimed in claim 1, wherein: rubber rings (9) are arranged in the two protective cover main bodies (1).
3. A rigid plastic flange boot as claimed in claim 1, wherein: the bolt hole A (5) is connected through a screw (6), and a rubber sheet (7) is arranged at the joint of the bolt hole A (5) and the screw (6).
4. A rigid plastic flange boot as claimed in claim 1, wherein: the semi-annular gasket (13) is matched with the flange (10) and is arranged inside the groove (4) together.
5. A rigid plastic flange boot as claimed in claim 1, wherein: the grooves (4) are respectively arranged at the top and the bottom of the inner surface of the protective cover main body (1).
6. A rigid plastic flange boot as claimed in claim 1, wherein: the number of the semi-annular gaskets (13) is two, and annular cavities are formed in the positions, close to the inner sides, of the semi-annular gaskets (13) and are attached to the pipeline (11).
7. A rigid plastic flange boot as claimed in claim 1, wherein: the inner surface of the fixing piece (3) is provided with a strip-shaped rubber gasket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941940.5U CN219866758U (en) | 2023-04-24 | 2023-04-24 | Rigid plastic flange protection cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941940.5U CN219866758U (en) | 2023-04-24 | 2023-04-24 | Rigid plastic flange protection cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219866758U true CN219866758U (en) | 2023-10-20 |
Family
ID=88336691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320941940.5U Active CN219866758U (en) | 2023-04-24 | 2023-04-24 | Rigid plastic flange protection cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219866758U (en) |
-
2023
- 2023-04-24 CN CN202320941940.5U patent/CN219866758U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |