CN216950908U - Transmission device for oxygen cabin air conditioner - Google Patents
Transmission device for oxygen cabin air conditioner Download PDFInfo
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- CN216950908U CN216950908U CN202220773588.4U CN202220773588U CN216950908U CN 216950908 U CN216950908 U CN 216950908U CN 202220773588 U CN202220773588 U CN 202220773588U CN 216950908 U CN216950908 U CN 216950908U
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- sleeve
- bearing
- air conditioner
- cabin
- transmission shaft
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Abstract
The utility model relates to a transmission device for an oxygen cabin air conditioner, which is characterized by comprising a motor, a coupler, a transmission shaft penetrating into the cabin and an air conditioner indoor unit wind wheel, wherein the motor and the coupler are arranged outside the cabin; the cabin penetrating part of the transmission shaft is provided with a sealing assembly, the sealing assembly comprises a fixing sleeve, the fixing sleeve comprises a sleeve, an upper bearing and a lower bearing which are arranged in the sleeve and are movably connected with the transmission shaft, a bearing end cover for pressing the upper bearing and the lower bearing in the sleeve, and a nonmetal sealing ring which is arranged in the sleeve and plays a role in sealing; the periphery of the sleeve is provided with a connecting flange, and the fixed sleeve is arranged in the through hole of the bulkhead and is fixedly connected with the bulkhead through the connecting flange. The utility model has the characteristics of simple structure, stable and reliable transmission, low noise, economy, environmental protection and the like.
Description
Technical Field
The utility model relates to a driving device, in particular to a transmission device for an oxygen cabin air conditioner, and belongs to the technical field of oxygen cabin structures.
Background
At present, the motor national standard regulation of the air-conditioning indoor unit of the hyperbaric oxygen chamber must be arranged outside the chamber, and the motor output shaft is generally connected with a set of magnetic coupling coupler to drive the wind wheel of the indoor unit of the air-conditioning in the chamber to rotate, and the problem of the structure is as follows: because strong magnetic force is needed between the inner magnet and the outer magnet of the magnetic coupling coupler to drive the wind wheel of the indoor unit of the air conditioner. Therefore, the bearing has the problems of large volume, complex processing technology, large axial force borne by the bearing arranged on the transmission shaft, easy damage to the bearing, high noise, unreliable operation and the like.
Disclosure of Invention
The utility model aims to solve the problems, and further provides a transmission device for an air conditioner of an oxygen cabin, which is used for solving the problems of high noise and poor operation stability of the conventional driving device for the indoor unit of the air conditioner for the oxygen cabin.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
the utility model relates to a transmission device for an air conditioner of an oxygen cabin, which is characterized by comprising a motor and a coupler which are arranged outside the cabin, a transmission shaft penetrating into the cabin and an air conditioner indoor unit wind wheel, wherein an output shaft of the motor is connected with the transmission shaft through the coupler, and the transmission shaft penetrates through a cabin wall and is connected with the air conditioner wind wheel in the cabin;
the cabin penetrating part of the transmission shaft is provided with a sealing assembly, the sealing assembly comprises a fixing sleeve, the fixing sleeve comprises a sleeve, an upper bearing and a lower bearing which are arranged in the sleeve and are movably connected with the transmission shaft, a bearing end cover for pressing the upper bearing and the lower bearing in the sleeve, and a nonmetal sealing ring which is arranged in the sleeve and plays a role in sealing;
the periphery of the sleeve is provided with a connecting flange, and the fixed sleeve is arranged in the through hole of the bulkhead and is fixedly connected with the bulkhead through the connecting flange.
The upper end cover and the lower end cover are mounted at the upper end and the lower end of the sleeve through fasteners.
The middle section in the sleeve is provided with a convex shoulder, the upper part of the convex shoulder in the sleeve is provided with an upper bearing and a bearing end cover in a pressing mode, and the lower part of the convex shoulder in the sleeve is sequentially provided with a non-metal sealing ring, a lower bearing and a bearing end cover in a pressing mode from top to bottom.
According to the transmission device for the oxygen cabin air conditioner, the stability and the sealing performance of the transmission shaft are realized by adopting the hole formed in the cabin wall and matching with the corresponding sealing assembly, and compared with a magnetic coupling magnetic drive device, the transmission device has the advantages of simple structure, economy, environmental friendliness, low noise, prolonged service life of the bearing and improved transmission stability.
Drawings
FIG. 1: the first transmission device for the oxygen cabin air conditioner is schematic in structure.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Example one
The utility model provides a transmission for oxygen cabin air conditioner, includes motor 1, shaft coupling 2, transmission shaft 3 and fan 4, motor 1 installs outside the cabin, and its motor output shaft passes through shaft coupling 2 and links to each other with transmission shaft 3, transmission shaft 3 runs through the bulkhead by outer and interior, links to each other with fan 4 of machine 5 in the air conditioning. The crossing cabin position of transmission shaft 3 is provided with seal assembly, seal assembly is including fixed cover, fixed cover includes sleeve 61 and installs bearing cover 62 of lower extreme on the sleeve, the inside middle section of sleeve 61 has the convex shoulder upper bearing 65 is installed on the upper portion of the inside convex shoulder of sleeve 61 nonmetal sealing washer 66 and lower bearing 65 are installed from top to bottom in proper order to the lower part of the inside convex shoulder of sleeve 61, sleeve 61 is through inside upper bearing 65 and lower bearing 64 and the 3 swing joint of transmission shaft that both ends were installed about the upper bearing 65 and lower bearing 64, and the bearing cover 62 at both ends is installed in sleeve both ends about the lower through fastening screw 67 respectively. The bearing end cover 62 is correspondingly provided with a through hole for the transmission shaft 3 to penetrate through, and the upper bearing 65 and the lower bearing 64 are respectively pressed in the fixed sleeve through the bearing pressure covers 62 at the upper end and the lower end of the sleeve. The periphery of the sleeve is provided with a connecting flange 63, the fixed sleeve is arranged in the opening hole of the bulkhead 7 and is fixedly connected with the bulkhead 7 through the connecting flange 63, and the nonmetal sealing ring 66 arranged on the sleeve 61 plays an effective sealing role in connection between the transmission shaft 3 and the fixed sleeve.
The transmission device for the oxygen cabin air conditioner realizes the stability and the sealing performance of the transmission shaft by adopting the hole formed in the cabin wall and matching with the corresponding sealing component, ensures the service life of the bearing relative to the magnetic transmission device of magnetic coupling, and simultaneously improves the transmission stability.
Therefore, while the foregoing is directed to embodiments of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (3)
1. A transmission device for an oxygen cabin air conditioner is characterized by comprising a motor, a coupler, a transmission shaft penetrating into the cabin and an air conditioner indoor unit wind wheel, wherein the motor and the coupler are arranged outside the cabin;
the cabin penetrating part of the transmission shaft is provided with a sealing assembly, the sealing assembly comprises a fixing sleeve, the fixing sleeve comprises a sleeve, an upper bearing and a lower bearing which are arranged in the sleeve and are movably connected with the transmission shaft, a bearing end cover for pressing the upper bearing and the lower bearing in the sleeve, and a nonmetal sealing ring which is arranged in the sleeve and plays a role in sealing;
the periphery of the sleeve is provided with a connecting flange, and the fixed sleeve is arranged in the through hole of the bulkhead and is fixedly connected with the bulkhead through the connecting flange.
2. The transmission device for an oxygen cabin air conditioner of claim 1,
the upper end cover and the lower end cover are mounted at the upper end and the lower end of the sleeve through fasteners.
3. The transmission device for an oxygen cabin air conditioner of claim 1,
the middle section in the sleeve is provided with a convex shoulder, the upper part of the convex shoulder in the sleeve is provided with an upper bearing and a bearing end cover in a pressing manner, and the lower part of the convex shoulder in the sleeve is sequentially provided with a non-metal sealing ring, a lower bearing and a bearing end cover in a pressing manner from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220773588.4U CN216950908U (en) | 2022-04-06 | 2022-04-06 | Transmission device for oxygen cabin air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220773588.4U CN216950908U (en) | 2022-04-06 | 2022-04-06 | Transmission device for oxygen cabin air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216950908U true CN216950908U (en) | 2022-07-12 |
Family
ID=82301637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220773588.4U Active CN216950908U (en) | 2022-04-06 | 2022-04-06 | Transmission device for oxygen cabin air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216950908U (en) |
-
2022
- 2022-04-06 CN CN202220773588.4U patent/CN216950908U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100020 Beijing City, Chaoyang District Road No. 8 Patentee after: BEIJING CHAO-YANG HOSPITAL, CAPITAL MEDICAL University Patentee after: Yantai Haote oxygen equipment Co.,Ltd. Address before: 100020 Beijing City, Chaoyang District Road No. 8 Patentee before: BEIJING CHAO-YANG HOSPITAL, CAPITAL MEDICAL University Patentee before: Yantai Haote oxygen equipment Co.,Ltd. |