CN218624612U - Novel air valve mounting structure of diaphragm compressor - Google Patents
Novel air valve mounting structure of diaphragm compressor Download PDFInfo
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- CN218624612U CN218624612U CN202222930156.2U CN202222930156U CN218624612U CN 218624612 U CN218624612 U CN 218624612U CN 202222930156 U CN202222930156 U CN 202222930156U CN 218624612 U CN218624612 U CN 218624612U
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- valve mounting
- mounting hole
- pipe
- diaphragm compressor
- membrane head
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Abstract
The utility model relates to a diaphragm compressor specifically is a novel pneumatic valve mounting structure of diaphragm compressor, including last membrane head and lower membrane head, go up the membrane head center and set up the discharge valve mounting hole, the admission valve mounting hole is seted up to eccentric position, and is different with prior art, and the internal thread is processed out to the upper segment of discharge valve mounting hole and admission valve mounting hole, and the external screw thread is processed out to the upper segment of corresponding discharge valve pipe and admission valve pipe, and discharge valve pipe and admission valve pipe spiro union are overhead at last membrane. Compared with the prior art, the utility model discloses an advance the exhaust valve pipe and pass through threaded connection with last membrane head, got rid of clamp plate or flange part, the less situation of interval between adaptation small discharge capacity diaphragm compressor intake pipe and the blast pipe connects fastening safety, and the leakproofness is good.
Description
Technical Field
The utility model relates to a diaphragm compressor specifically is a novel pneumatic valve mounting structure of diaphragm compressor.
Background
The utility model discloses a diaphragm compressor membrane head structure that publication number CN114215726A discloses, including lower membrane head, upper membrane head, be equipped with intake pipe and blast pipe in the upper membrane head, the body of intake pipe and blast pipe communicates to the sunken face of upper membrane head, and the cavity between the body of intake pipe and blast pipe in the upper membrane head and the diaphragm forms closed air cavity B; when the diaphragm is deformed in a reciprocating manner through hydraulic oil, the closed air cavity B in the upper diaphragm head is pushed to reduce and enlarge. Be equipped with the admission valve in the first intake pipe of last membrane, be equipped with discharge valve in the blast pipe, open and close through discharge valve and admission valve and realize gaseous breathing in, compression, exhaust process, intake pipe and blast pipe are fixed on last membrane head through the second clamp plate respectively. However, for a small displacement diaphragm compressor, the distance between the inlet pipe and the outlet pipe is correspondingly reduced, and the way of fixing the inlet pipe and the outlet pipe by using the second pressure plate is not feasible: scaling down the second platen by an equal amount will result in the strength of the second platen and the fasteners securing the second platen failing to meet the strength requirements.
SUMMERY OF THE UTILITY MODEL
For overcoming one of technical problem or the technical problem that prior art exists, the utility model discloses a novel pneumatic valve mounting structure of diaphragm compressor, the technical scheme who takes is:
the utility model provides a novel pneumatic valve mounting structure of diaphragm compressor, includes membrane head and lower membrane head, goes up the membrane head center and sets up the discharge valve mounting hole, and the admission valve mounting hole is seted up to eccentric position, and different with prior art, the internal thread is processed out to the upper segment of discharge valve mounting hole and admission valve mounting hole, and the external screw thread is processed out to the upper segment of corresponding exhaust valve pipe and admission valve pipe, and exhaust valve pipe and admission valve pipe spiro union are overhead at last membrane.
Furthermore, the upper sections of the exhaust valve mounting hole and the intake valve mounting hole are tapered holes with large upper parts and small lower parts, correspondingly, the upper sections of the exhaust valve pipe and the intake valve pipe are also tapered pipes, the taper of the upper section of the exhaust valve mounting hole is the same as that of the upper section of the exhaust valve pipe, and the taper of the upper section of the intake valve mounting hole is the same as that of the upper section of the intake valve pipe.
Furthermore, non-circular twisting tables are arranged on the exhaust valve pipe above the exhaust valve mounting hole and the air inlet valve pipe above the air inlet valve mounting hole.
Further, the twisting table is a hexagonal table.
Furthermore, a copper gasket is sleeved on the taper pipe below the torsion table, the lower end face of the copper gasket is abutted to the upper end face of the upper film head, and the upper end face of the copper gasket is abutted to the lower end face of the torsion table.
Compared with the prior art, the utility model discloses a admission and exhaust valve pipe passes through threaded connection with last membrane head, has got rid of clamp plate or flange part, adapts to the less situation of interval between little discharge capacity diaphragm compressor intake pipe and the blast pipe, connects fastening safety, and the leakproofness is good.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the structure of fig. 1.
Fig. 3 isbase:Sub>A cross-sectional view atbase:Sub>A-base:Sub>A in fig. 2.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, the novel air valve mounting structure of the diaphragm compressor comprises an upper membrane head 100 and a lower membrane head 200, wherein an exhaust valve mounting hole 101 is formed in the center of the upper membrane head 100, an intake valve mounting hole 102 is formed in an eccentric position, internal threads are processed on the upper sections of the exhaust valve mounting hole 101 and the intake valve mounting hole 102, external threads are processed on the upper sections of an exhaust valve pipe 1 and an intake valve pipe 2 correspondingly, and the exhaust valve pipe 1 and the intake valve pipe 2 are connected to the upper membrane head 100 in a threaded manner. The upper sections of the exhaust valve mounting hole 101 and the intake valve mounting hole 102 are tapered holes with large upper parts and small lower parts, correspondingly, the upper sections of the exhaust valve pipe 1 and the intake valve pipe 2 are also tapered pipes, the taper of the upper section of the exhaust valve mounting hole 101 is the same as that of the upper section of the exhaust valve pipe 1, and the taper of the upper section of the intake valve mounting hole 102 is the same as that of the upper section of the intake valve pipe 2. The threaded connection with the taper enables better sealing and higher strength. Non-circular torsion stands 12 are provided on the exhaust valve pipe 1 above the exhaust valve mounting hole 101 and on the intake valve pipe 2 above the intake valve mounting hole 102. In the present embodiment, the twist table 12 is a hexagonal table, but may be a quadrangular table. The conical pipe below the twisting platform 12 is sleeved with a copper gasket, the lower end face of the copper gasket is abutted to the upper end face of the upper membrane head 100, and the upper end face of the copper gasket is abutted to the lower end face of the twisting platform 12, so that the sealing performance is further improved.
The air inlet and outlet valve pipe of the embodiment is in threaded connection with the upper membrane head, a pressing plate or a flange part is removed, the air inlet and outlet valve pipe adapts to the situation that the distance between an air inlet pipe and an air outlet pipe of a small-displacement diaphragm compressor is small, the connection is safe, and the sealing performance is good.
The invention has not been described in detail in order to avoid obscuring the invention in view of the prior art or the common general knowledge in the field.
Claims (5)
1. The utility model provides a novel pneumatic valve mounting structure of diaphragm compressor, includes membrane head (100) and lower membrane head (200), goes up membrane head (100) center and sets up discharge valve mounting hole (101), and admission valve mounting hole (102), its characterized in that are seted up to eccentric position: internal threads are machined at the upper sections of the exhaust valve mounting hole (101) and the intake valve mounting hole (102), external threads are correspondingly machined at the upper sections of the exhaust valve pipe (1) and the intake valve pipe (2), and the exhaust valve pipe (1) and the intake valve pipe (2) are screwed on the upper membrane head (100).
2. The novel air valve mounting structure of the diaphragm compressor as claimed in claim 1, wherein: the upper sections of the exhaust valve mounting hole (101) and the intake valve mounting hole (102) are taper holes with large upper parts and small lower parts, correspondingly, the upper sections of the exhaust valve pipe (1) and the intake valve pipe (2) are also taper pipes, the taper of the upper section of the exhaust valve mounting hole (101) is the same as that of the upper section of the exhaust valve pipe (1), and the taper of the upper section of the intake valve mounting hole (102) is the same as that of the upper section of the intake valve pipe (2).
3. The novel air valve mounting structure of the diaphragm compressor as claimed in claim 1, wherein: and non-circular twisting platforms (12) are arranged on the exhaust valve pipe (1) above the exhaust valve mounting hole (101) and the air inlet valve pipe (2) above the air inlet valve mounting hole (102).
4. The novel air valve mounting structure of the diaphragm compressor as claimed in claim 3, wherein: the twisting platform (12) is a hexagonal platform.
5. The novel air valve mounting structure of the diaphragm compressor as claimed in claim 3, wherein: a copper gasket is sleeved on the taper pipe below the twisting platform (12), the lower end face of the copper gasket is abutted to the upper end face of the upper membrane head (100), and the upper end face of the copper gasket is abutted to the lower end face of the twisting platform (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222930156.2U CN218624612U (en) | 2022-11-04 | 2022-11-04 | Novel air valve mounting structure of diaphragm compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222930156.2U CN218624612U (en) | 2022-11-04 | 2022-11-04 | Novel air valve mounting structure of diaphragm compressor |
Publications (1)
Publication Number | Publication Date |
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CN218624612U true CN218624612U (en) | 2023-03-14 |
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Family Applications (1)
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CN202222930156.2U Active CN218624612U (en) | 2022-11-04 | 2022-11-04 | Novel air valve mounting structure of diaphragm compressor |
Country Status (1)
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CN (1) | CN218624612U (en) |
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2022
- 2022-11-04 CN CN202222930156.2U patent/CN218624612U/en active Active
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