CN216519844U - Anticorrosive antiseep connecting piece for air inlet valve spare - Google Patents
Anticorrosive antiseep connecting piece for air inlet valve spare Download PDFInfo
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- CN216519844U CN216519844U CN202123195868.6U CN202123195868U CN216519844U CN 216519844 U CN216519844 U CN 216519844U CN 202123195868 U CN202123195868 U CN 202123195868U CN 216519844 U CN216519844 U CN 216519844U
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Abstract
The utility model discloses an anti-corrosion and anti-leakage connecting piece for an air inlet valve, which comprises an air inlet valve, a connecting piece, an air outlet pipe and an air inlet pipe, the air inlet valve comprises an air outlet and an air inlet, the air outlet and the air inlet are both provided with external threads, the air inlet valve is provided with internal threads inside the air outlet and the air inlet, the connecting piece is coated with an epoxy zinc-rich primer layer, a fluorocarbon finish paint layer is coated on the epoxy zinc-rich primer layer, an annular concave part matched with the air inlet and the air outlet is arranged inside the connecting piece, the inner wall of annular concave part is equipped with intake pipe and outlet duct complex annular inner wall, the annular concave part include with the outer surface complex annular outer joint plate of air inlet and gas outlet and with the inner wall complex annular inner connection plate of air inlet and gas outlet, be equipped with on the annular outer joint plate with external screw thread complex external screw thread tooth. Compared with the prior art, the utility model has the advantages that: has the advantages of corrosion-proof structure and good anti-seepage performance.
Description
Technical Field
The utility model relates to the technical field of corrosion prevention and leakage prevention of air inlet valves, in particular to a corrosion prevention and leakage prevention connecting piece for an air inlet valve.
Background
The air inlet valve is the air volume of air compressor and adjusts the core part, is especially the key in oil injection screw compressor's accessory, and among the prior art, the air inlet valve that is used for oil injection screw compressor has two kinds of mode: the air inlet valve comprises an opening-closing mode and a capacity adjusting mode, wherein the opening-closing mode is used for controlling the opening and closing of the air inlet, the capacity adjusting mode is used for adding a piston into a working cavity of the air inlet valve, and the piston is accurately controlled by a pressure regulating valve and other members to drive the air inlet valve to reciprocate so as to control different opening degrees of the air inlet.
The most use between current admission valve and intake pipe and the outlet duct is still traditional connecting piece carry out traditional threaded connection, and the traditional threaded connection mode that traditional connecting piece used is connected, the condition of seepage appears easily, and traditional connecting piece does not have anticorrosive structure moreover, uses the back for a long time, and the surface corrodes easily, influences the normal use of admission valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical defects and provides an anti-corrosion and anti-leakage connecting piece for an air inlet valve, which has an anti-corrosion structure and good anti-leakage performance.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: an anticorrosive antiseep connecting piece for air inlet valve piece, includes admission valve, connecting piece, outlet duct and intake pipe, the admission valve includes gas outlet and air inlet, all be equipped with the external screw thread on gas outlet and the air inlet, the admission valve all is equipped with the internal thread in the inside of gas outlet and air inlet, the coating has the rich zinc priming paint layer of epoxy on the connecting piece, the coating has the fluorine carbon finish paint layer on the rich zinc priming paint layer of epoxy, the inside of connecting piece is equipped with the annular concave part with air inlet and gas outlet complex, the inner wall of annular concave part is equipped with the annular inner wall with intake pipe and outlet duct complex, the annular concave part includes the annular outer connecting plate with the surface complex of air inlet and gas outlet and the annular inner connecting plate with the inner wall complex of air inlet and gas outlet, be equipped with the outer thread tooth with external screw thread complex on the annular outer connecting plate, be equipped with the inner thread tooth with internal thread complex on the annular inner connecting plate, and the connecting piece is provided with an annular sealing ring matched with the air inlet valve, the air outlet pipe and the air inlet pipe.
Compared with the prior art, the utility model has the advantages that: the epoxy zinc-rich primer layer and the fluorocarbon finish paint layer coated on the connecting piece are matched to provide an anti-corrosion function for the connecting piece, the connecting piece is provided with an anti-corrosion structure, and the inner thread teeth and the outer thread teeth on the annular inner connecting plate and the annular outer connecting plate are matched with the inner thread and the outer thread, so that the anti-seepage performance can be improved.
As an improvement, the annular inner wall is connected with the air outlet pipe and the air inlet pipe in a traditional threaded connection mode.
As an improvement, the outer surface of the connecting piece is provided with anti-skidding lines, so that the friction force between a human hand and the connecting piece can be increased, and the connecting piece can be more easily grasped.
As a refinement, the dry film thickness of the epoxy zinc-rich primer layer is 60 μm.
As a refinement, the dry film thickness of the fluorocarbon topcoat layer is 35 μm.
Drawings
Fig. 1 is a front view of an air inlet valve of an anti-corrosion and anti-leakage connecting piece for an air inlet valve.
Fig. 2 is a cross-sectional view of an air inlet valve of the corrosion-proof and leakage-proof connecting piece for the air inlet valve.
Fig. 3 is a cross-sectional view of the connecting piece of the corrosion-proof and leakage-proof connecting piece for the air inlet valve piece.
Fig. 4 is a connection schematic diagram of an anti-corrosion and anti-leakage connecting piece for an air inlet valve piece.
As shown in the figure: 1. an intake valve; 2. an air inlet; 3. an air outlet; 4. an external thread; 5. a connecting member; 6. an epoxy zinc-rich primer layer; 7. a fluorocarbon finish paint layer; 8. an annular seal ring; 9. an annular recess; 10. an annular inner connecting plate; 11. an annular outer connecting plate; 12. external thread teeth; 13. inner thread teeth; 14. an air outlet pipe; 15. an air inlet pipe; 16. an internal thread; 17. an annular inner wall.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a valve spare is with anticorrosive antiseep connecting piece admits air, includes admission valve 1, connecting piece 5, outlet duct 14 and intake pipe 15, the surface of connecting piece 5 is equipped with anti-skidding line, and the staff of being convenient for grasps connecting piece 5, admission valve 1 includes gas outlet 3 and air inlet 2, all be equipped with external screw thread 4 on gas outlet 3 and the air inlet 2, admission valve 1 all is equipped with internal thread 16 in the inside of gas outlet 3 and air inlet 2, the coating has epoxy zinc-rich priming paint layer 6 on connecting piece 5, the dry film thickness of epoxy zinc-rich priming paint layer 6 is 60 mu m, the coating has fluorocarbon finish paint layer 7 on epoxy zinc-rich priming paint layer 6, the dry film thickness of fluorocarbon finish paint layer 7 is 35 mu m, the inside of connecting piece 5 is equipped with air inlet 2 and gas outlet 3 complex annular concave part 9, the inner wall of annular concave part 9 is equipped with intake pipe 15 and outlet duct 14 complex annular inner wall 17, adopt traditional threaded connection mode to be connected between annular inner wall 17 and outlet duct 14 and the intake pipe 15, annular concave part 9 include with the outer surface complex annular outer joint plate 11 of air inlet 2 and gas outlet 3 and with the inner wall complex annular in-connection plate 10 of air inlet 2 and gas outlet 3, be equipped with on the annular outer joint plate 11 with external screw thread 4 complex external thread tooth 12, be equipped with on the annular in-connection plate 10 with internal thread 16 complex internal thread tooth 13, be equipped with on the connecting piece 5 with admission valve 1, outlet duct 14 and intake pipe 15 complex ring packing 8.
When the utility model is implemented specifically, in use, the connecting piece is used for connecting the air outlet and the air outlet pipe of the air inlet valve and the air inlet pipe, specifically, the opening part of the annular concave part is aligned with the air inlet, then the annular concave part is rotated and screwed under the matching of the external thread teeth and the external thread, the internal thread and the internal thread, then the air inlet pipe is connected with the annular inner wall in the traditional thread connection mode, the air outlet, the connecting piece and the air outlet pipe are connected together by using the same method, after the connection is finished, the annular sealing ring is attached to the outer surfaces of the air inlet valve, the air inlet pipe and the air outlet pipe, the annular concave part is matched with the sealing ring, the anti-leakage performance can be effectively improved, the epoxy zinc-rich primer layer has excellent cathode protection effect and excellent anti-rust performance, the fluorocarbon topcoat layer has ultra-long weather resistance, excellent light-keeping property, The epoxy zinc-rich primer coating has the advantages of color retention, acid resistance, oil resistance, salt spray resistance, super pollution resistance, high strength, high gloss, strong adhesive force, compact coating film, good wear resistance and good decorative matching, and the epoxy zinc-rich primer coating can improve the corrosion resistance of the connecting piece by matching with the fluorocarbon finish coating, and has a corrosion-resistant structure.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides an air inlet valve spare is with anticorrosive antiseep connecting piece which characterized in that: including admission valve (1), connecting piece (5), outlet duct (14) and intake pipe (15), admission valve (1) includes gas outlet (3) and air inlet (2), all be equipped with external screw thread (4) on gas outlet (3) and air inlet (2), admission valve (1) all is equipped with internal thread (16) in the inside of gas outlet (3) and air inlet (2), coating has epoxy zinc-rich priming paint layer (6) on connecting piece (5), coating has fluorocarbon finish paint layer (7) on epoxy zinc-rich priming paint layer (6), the inside of connecting piece (5) is equipped with annular concave part (9) with air inlet (2) and gas outlet (3) complex, the inner wall of annular concave part (9) is equipped with annular inner wall (17) with intake pipe (15) and outlet duct (14) complex, annular concave part (9) include with the outer connecting plate of the surface complex annular of air inlet (2) and air outlet (3) outer connecting plate (11) and with air inlet (2) And inner wall complex annular in-connection board (10) of gas outlet (3), be equipped with on annular outer joint board (11) with external screw thread (4) complex external screw thread (12), be equipped with on annular in-connection board (10) with internal thread (16) complex internal thread tooth (13), be equipped with on connecting piece (5) with admission valve (1), outlet duct (14) and intake pipe (15) complex ring packing (8).
2. An anti-corrosion and anti-leakage connecting piece for an air inlet valve member according to claim 1, wherein: the annular inner wall (17) is connected with the air outlet pipe (14) and the air inlet pipe (15) in a traditional threaded connection mode.
3. An anti-corrosion and anti-leakage connecting piece for an air inlet valve member according to claim 1, wherein: the outer surface of the connecting piece (5) is provided with anti-skid grains.
4. An anti-corrosion and anti-leakage connecting piece for an air inlet valve member according to claim 1, wherein: the dry film thickness of the epoxy zinc-rich primer layer (6) is 60 mu m.
5. An anti-corrosion and anti-leakage connecting piece for an air inlet valve member according to claim 1, wherein: the dry film thickness of the fluorocarbon finish paint layer (7) is 35 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195868.6U CN216519844U (en) | 2021-12-20 | 2021-12-20 | Anticorrosive antiseep connecting piece for air inlet valve spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195868.6U CN216519844U (en) | 2021-12-20 | 2021-12-20 | Anticorrosive antiseep connecting piece for air inlet valve spare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216519844U true CN216519844U (en) | 2022-05-13 |
Family
ID=81500179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123195868.6U Active CN216519844U (en) | 2021-12-20 | 2021-12-20 | Anticorrosive antiseep connecting piece for air inlet valve spare |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216519844U (en) |
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2021
- 2021-12-20 CN CN202123195868.6U patent/CN216519844U/en active Active
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