CN217354670U - Oil-free compressor casing structure - Google Patents
Oil-free compressor casing structure Download PDFInfo
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- CN217354670U CN217354670U CN202220383516.9U CN202220383516U CN217354670U CN 217354670 U CN217354670 U CN 217354670U CN 202220383516 U CN202220383516 U CN 202220383516U CN 217354670 U CN217354670 U CN 217354670U
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- casing
- end cover
- oil
- casing body
- air inlet
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Abstract
The utility model relates to a compressor field especially relates to an oil-free compressor shell structure, including casing body, casing body is provided with two of symmetry, through the bolt fastening between the connection side of two casing bodies, and casing body's opposite side is provided with the end cover installing port, and casing body's top is provided with the cylinder installing port, and casing body's inboard is protruding to be provided with the airtight structure of web to the motor direction, and is provided with the retainer plate with motor stator cooperation department, and is provided with sealed flange with the end cover cooperation in end cover installing port department, the utility model discloses in, motor in the casing and the end cover, the cylinder of being connected with the casing all can with casing sealing connection for form airtight chamber in the casing, thereby guarantee compressor air intake stable and high-efficient.
Description
Technical Field
The utility model relates to a compressor technical field especially relates to an oil-free compressor casing structure.
Background
The compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, and is the heart of a medical oxygen generator system. The device sucks low-temperature and low-pressure clean air from an air suction pipe, drives a piston to compress the air through the operation of a motor, and then discharges high-temperature and high-pressure oil-free clean air to an exhaust pipe to provide an air source for oxygen preparation circulation of an oxygen generator molecular sieve; the shell of the existing compressor is poor in airtightness, so that the air inlet efficiency is low, and the working stability of the compressor is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an oil-free compressor shell structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an oil-free compressor shell structure comprises two shell bodies, wherein the two shell bodies are symmetrical, the connecting sides of the two shell bodies are fixed through bolts, an end cover mounting opening is formed in the other side of each shell body, and an air cylinder mounting opening is formed in the top end of each shell body;
the inner side of the machine shell body is convexly provided with a web plate sealing structure towards the direction of the motor, a fixing ring is arranged at the position matched with the motor stator, and a sealing convex ring is arranged at the position of the end cover mounting opening in a matched mode with the end cover.
Preferably, two the connection side of casing body is provided with the connection curb plate, and has seted up the curb plate bolt hole on the connection curb plate, alternates between the curb plate bolt hole of both sides and installs the bolt.
Preferably, the upper part of the casing body is provided with a first air inlet, and the lower part of the casing body is provided with a second air inlet.
Preferably, the first air inlet and the second air inlet are used for connecting an air inlet pipe.
Preferably, the inner side of the mounting opening of the cylinder mounting opening is provided with a limiting sinking groove.
The utility model has the advantages that:
the utility model discloses in, motor in the casing and end cover, the cylinder of being connected with the casing all can with casing sealing connection for form airtight chamber in the casing, thereby guarantee the stability and the high efficiency that the compressor admits air.
Drawings
Fig. 1 is a schematic structural diagram of a casing structure of an oil-free compressor according to the present invention;
fig. 2 is a schematic structural view of a housing structure of an oil-free compressor according to the present invention;
fig. 3 is a schematic side view of the casing structure of the oil-free compressor according to the present invention;
fig. 4 is a cross-sectional view of fig. 3.
In the figure: 1 casing body, 11 web enclosed construction, 12 retainer plates, 13 sealed protruding circles, 2 connection curb plates, 21 curb plate bolt holes, 3 end cover installing ports, 41 first air inlet, 42 second air inlet, 5 cylinder installing ports.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, an oil-free compressor casing structure comprises casing bodies 1, wherein the casing bodies 1 are symmetrically arranged, two connecting sides of the two casing bodies 1 are fixed through bolts, an end cover mounting port 3 is arranged on the other side of the casing body 1, a cylinder mounting port 5 is arranged on the top end of the casing body 1, and a limiting sink groove is formed in the inner side of the mounting port of the cylinder mounting port 5, so that the cylinder is conveniently and hermetically mounted.
The inboard protruding motor direction that is provided with of casing body 1 is provided with web enclosed construction 11, and is provided with retainer plate 12 with motor stator cooperation department, and is provided with sealed protruding circle with the end cover cooperation in end cover installing port 3 department for casing body 1 can realize stable sealed after installation motor and end cover.
Wherein, the connection side of two casing bodies 1 is provided with connects curb plate 2, and has seted up curb plate bolt hole 21 on connecting curb plate 2, and the bolt is installed to alternate between the curb plate bolt hole 21 of both sides, and the stable connection of both sides casing body 1 is fixed.
In this embodiment, connect the installation through the bolt can be stable between two casing bodies 1, and the motor in casing body 1 and the end cover, the cylinder of being connected with casing body 1 all can with casing body 1 sealing connection for form the closed chamber in casing body 1, thereby guarantee the stability and the high efficiency that the compressor admitted air.
Wherein, the inboard protruding motor direction that is provided with web enclosed construction 11 of casing body 1, and with motor stator cooperation department be provided with retainer plate 12, and be in the end cover cooperation at end cover installing port 3 and be provided with sealed protruding circle for casing body 1 can realize stable sealed after installation motor and end cover.
The utility model discloses in, motor in the casing and end cover, the cylinder of being connected with the casing all can with casing sealing connection for form airtight chamber in the casing, thereby guarantee the stability and the high efficiency that the compressor admits air.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (5)
1. An oil-free compressor casing structure comprises two casing bodies (1), and is characterized in that the two casing bodies (1) are symmetrically arranged, the connecting sides of the two casing bodies (1) are fixed through bolts, an end cover mounting opening (3) is formed in the other side of each casing body (1), and an air cylinder mounting opening (5) is formed in the top end of each casing body (1);
the inner side of the machine shell body (1) is provided with a web plate sealing structure (11) protruding towards the motor direction, a fixing ring (12) is arranged at the position matched with a motor stator, and a sealing convex ring is arranged at the position of an end cover mounting opening (3) in a matched mode with an end cover.
2. An oil-free compressor casing structure as claimed in claim 1, wherein the connecting side of the two casing bodies (1) is provided with a connecting side plate (2), the connecting side plate (2) is provided with side plate bolt holes (21), and bolts are inserted and installed between the side plate bolt holes (21) on the two sides.
3. An oil-free compressor casing structure as claimed in claim 1, wherein the casing body (1) has a first air inlet (41) formed at an upper portion thereof and a second air inlet (42) formed at a lower portion thereof.
4. An oil-free compressor shell structure as claimed in claim 3, wherein the first air inlet (41) and the second air inlet (42) are used for connecting an air inlet pipe.
5. An oil-free compressor shell structure as claimed in claim 1, wherein the inner side of the cylinder mounting port (5) is provided with a limit sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220383516.9U CN217354670U (en) | 2022-02-23 | 2022-02-23 | Oil-free compressor casing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220383516.9U CN217354670U (en) | 2022-02-23 | 2022-02-23 | Oil-free compressor casing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354670U true CN217354670U (en) | 2022-09-02 |
Family
ID=83046118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220383516.9U Active CN217354670U (en) | 2022-02-23 | 2022-02-23 | Oil-free compressor casing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354670U (en) |
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2022
- 2022-02-23 CN CN202220383516.9U patent/CN217354670U/en active Active
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