CN211701744U - Direct-current brushless speed reduction motor transmission structure for invasive respirator - Google Patents
Direct-current brushless speed reduction motor transmission structure for invasive respirator Download PDFInfo
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- CN211701744U CN211701744U CN202020760222.4U CN202020760222U CN211701744U CN 211701744 U CN211701744 U CN 211701744U CN 202020760222 U CN202020760222 U CN 202020760222U CN 211701744 U CN211701744 U CN 211701744U
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Abstract
The utility model relates to a breathing machine technical field especially relates to a direct current brushless gear motor transmission constitutes for invasive breathing machine, has the shortcoming that driving motor drive mechanism heat dispersion is poor, inconvenient adding lubricating oil among the solution prior art, including driving motor, driving motor's outside fixedly connected with connection pad, there is the adapter sleeve in the outside of driving motor's motor shaft through threaded connection, the outside fixedly connected with flabellum of adapter sleeve, the left end fixed mounting of motor shaft has drive gear, the reducing gear box is installed through the bolt in the left end of connection pad, the upper end bonding of reducing gear box has the filter screen, the tank filler hole has been seted up to the upper end of reducing gear box. This scheme is through installation adapter sleeve on driving motor's motor shaft, and the outside design flabellum of adapter sleeve can produce the air current at driving motor during operation, and designs the filter screen on the reducing gear box, can realize the air current circulation, dispels the heat, and can also prevent that the dust from getting into the reducing gear box.
Description
Technical Field
The utility model relates to a breathing machine technical field especially relates to a direct current brushless gear motor transmission constitutes for invasive breathing machine.
Background
The breathing machine is a vital medical device which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient. In modern clinical medicine, it is used widely in respiratory failure due to various reasons, anesthesia respiratory management during major surgery, respiratory support therapy and emergency resuscitation, and occupies a very important position in modern medicine field as an effective means for manually replacing the function of spontaneous ventilation.
A driving motor is further mounted in the breathing machine, the driving motor is generally provided with a reduction gearbox, a transmission mechanism is designed in the reduction gearbox, but the transmission mechanism of the existing driving motor is poor in heat dissipation performance and inconvenient to maintain by adding lubricating oil. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that has among the prior art that driving motor drive mechanism heat dispersion is poor, inconvenient adding lubricating oil, and the transmission of the brushless gear motor of a direct current constitutes for invasive breathing machine that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a direct-current brushless speed reduction motor transmission component for an invasive respirator comprises a driving motor, wherein a connecting disc is fixedly connected to the outer side of the driving motor, a connecting sleeve is connected to the outer side of a motor shaft of the driving motor through threads, fan blades are fixedly connected to the outer side of the connecting sleeve, a driving gear is fixedly installed at the left end of the motor shaft, a speed reduction box is installed at the left end of the connecting disc through bolts, a filter screen is bonded to the upper end of the speed reduction box, an oil filling hole is formed in the upper end of the speed reduction box, a plug is connected to the oil filling hole through threads, a supporting seat is installed at the bottom of the inner side of the speed reduction box through bolts, a supporting frame is fixedly connected to the upper end of the supporting seat, a first bearing is fixedly embedded in the supporting frame, a transmission shaft is sleeved, the inside scarf joint of support cover has the second bearing, the coupling axle has been cup jointed in the second bearing, the right-hand member fixed mounting of coupling axle has the second bevel gear.
Preferably, a transmission gear is fixedly installed at the right end of the transmission shaft and is meshed with the driving gear.
Preferably, a first bevel gear is fixedly mounted at the left end of the transmission shaft, and a second bevel gear is meshed at the lower end of the first bevel gear.
Preferably, the number of the limiting rings is two, and the two limiting rings are symmetrically distributed on the transmission shaft.
Preferably, the number of the oil filling holes is two, and a plug is connected in each oil filling hole through threads.
Preferably, the number of the first bearings is two, and the two first bearings are symmetrically arranged on two sides of the support frame.
The utility model has the advantages that: according to the scheme, the connecting sleeve is mounted on the motor shaft of the driving motor, the fan blades are arranged on the outer side of the connecting sleeve, air flow can be generated when the driving motor works, the filter screen is arranged on the reduction gearbox, air flow circulation can be achieved, heat dissipation can be achieved, and dust can be prevented from entering the reduction gearbox;
through design the tank filler sleeve on the reducing gear box to install the end cap on the tank filler sleeve, when needs add lubricating oil, only need open the end cap, add lubricating oil through the tank filler sleeve on to the transmission part in the reducing gear box, be convenient for maintain.
Drawings
Fig. 1 is a schematic structural view of a transmission structure of a brushless dc gear motor for an invasive ventilator according to the present invention;
fig. 2 is a top view of fig. 1 of a dc brushless geared motor transmission for an invasive ventilator according to the present invention.
Fig. 3 is an enlarged view of the structure of the part a in fig. 1, which is formed by the transmission of the brushless dc gear motor for the invasive ventilator according to the present invention.
In the figure: 1. a drive motor; 2. a connecting disc; 3. a motor shaft; 4. connecting sleeves; 5. a fan blade; 6. a drive gear; 7. a reduction gearbox; 8. a filter screen; 9. an oil filling hole; 10. a plug; 11. a supporting seat; 12. a support frame; 13. a first bearing; 14. a drive shaft; 15. a limiting ring; 16. a transmission gear; 17. a first bevel gear; 18. a support sleeve; 19. a second bearing; 20. a connecting shaft; 21. a second bevel gear.
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.
Referring to fig. 1-3, a direct current brushless gear motor transmission for an invasive ventilator comprises a driving motor 1, which belongs to the prior art, a connecting disc 2 is fixedly connected to the outer side of the driving motor 1, a connecting sleeve 4 is connected to the outer side of a motor shaft 3 of the driving motor 1 through a thread, a fan blade 5 is fixedly connected to the outer side of the connecting sleeve 4, a driving gear 6 is fixedly installed at the left end of the motor shaft 3, a reduction box 7 is installed at the left end of the connecting disc 2 through a bolt, a filter screen 8 is bonded to the upper end of the reduction box 7, an oil filling hole 9 is formed at the upper end of the reduction box 7, a plug 10 is connected to the oil filling hole 9 through a thread, a supporting seat 11 is installed at the bottom of the inner side of the reduction box 7 through a bolt, a supporting seat 12 is fixedly connected to the upper end of the supporting, the inner wall of the reduction box 7 is fixedly connected with a support sleeve 18, a second bearing 19 is embedded in the support sleeve 18, a connecting shaft 20 is sleeved in the second bearing 19, and a second bevel gear 21 is fixedly installed at the right end of the connecting shaft 20.
According to the scheme, the connecting sleeve 4 is arranged on the motor shaft 3 of the driving motor 1, the fan blades 5 are arranged on the outer side of the connecting sleeve 4, air flow can be generated when the driving motor 1 works, the filter screen 8 is arranged on the reduction gearbox 7, air flow circulation can be achieved, heat dissipation can be achieved, and dust can be prevented from entering the reduction gearbox 7;
by designing the oil filling hole 9 on the reduction gearbox 7 and installing the plug 10 on the oil filling hole 9, when lubricating oil needs to be added, only the plug 10 needs to be opened, and the lubricating oil is added on the transmission part in the reduction gearbox 7 through the oil filling hole 9, so that the maintenance is convenient.
In this embodiment, a transmission gear 16 is fixedly mounted at the right end of the transmission shaft 14, and the transmission gear 16 is meshed with the driving gear 6. The driving gear 6 drives the transmission gear 16 to rotate through the meshing of the transmission gear 16 and the driving gear 6.
In this embodiment, a first bevel gear 17 is fixedly mounted at the left end of the transmission shaft 14, and a second bevel gear 21 is engaged with the lower end of the first bevel gear 17. The first bevel gear 17 can drive the second bevel gear 21 to rotate through the meshing of the first bevel gear 17 and the second bevel gear 21.
In this embodiment, the number of the limiting rings 15 is two, and the two limiting rings 15 are symmetrically distributed on the transmission shaft 14. The drive shaft 14 is prevented from moving axially by the design of the stop collar 15.
In this embodiment, the number of the oil filling holes 9 is two, and a plug 10 is connected to each oil filling hole 9 through a thread. And when the plug 10 is opened, the transmission part can be lubricated by dropwise adding lubricating oil into the oil filling hole 9, so that the maintenance is convenient.
In this embodiment, the number of the first bearings 13 is two, and the two first bearings 13 are symmetrically installed on two sides of the supporting frame 12. By installing the first bearing 13, the transmission shaft 14 can be supported, and the transmission shaft 14 can be smoothly rotated.
The utility model discloses the concrete implementation process as follows: when the driving motor 1 works, the motor shaft 3 rotates, the motor shaft 3 drives the connecting sleeve 4 to rotate, the connecting sleeve 4 drives the fan blade 5 to rotate, the fan blade 5 can generate airflow, the airflow in the reduction gearbox 7 flows and can be discharged through the filter screen 8, good heat dissipation is realized, and external dust can be prevented from entering the reduction gearbox 7 through the design of the filter screen 8; when lubricating oil needs to be added, the plug 10 is only needed to be opened, and the lubricating oil is added to the transmission part in the reduction gearbox 7 through the oil filling hole 9, so that maintenance is facilitated.
The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A direct-current brushless speed reduction motor transmission structure for an invasive respirator comprises a driving motor (1) and is characterized in that a connecting disc (2) is fixedly connected to the outer side of the driving motor (1), a connecting sleeve (4) is connected to the outer side of a motor shaft (3) of the driving motor (1) through a thread, fan blades (5) are fixedly connected to the outer side of the connecting sleeve (4), a driving gear (6) is fixedly installed at the left end of the motor shaft (3), a speed reduction box (7) is installed at the left end of the connecting disc (2) through a bolt, a filter screen (8) is bonded to the upper end of the speed reduction box (7), an oil filling hole (9) is formed in the upper end of the speed reduction box (7), a plug (10) is connected to the oil filling hole (9) through a thread, and a supporting seat (, the upper end fixedly connected with support frame (12) of supporting seat (11), the internal fixation of support frame (12) has inlayed first bearing (13), drive shaft (14) have cup jointed in first bearing (13), there is spacing ring (15) outside of drive shaft (14) through threaded connection, the inner wall fixedly connected with of reducing gear box (7) supports cover (18), the inside scarf joint of supporting cover (18) has second bearing (19), connecting axle (20) have cup jointed in second bearing (19), the right-hand member fixed mounting of connecting axle (20) has second bevel gear (21).
2. The direct-current brushless speed-reducing motor transmission structure for the invasive respirator according to claim 1, characterized in that a transmission gear (16) is fixedly installed at the right end of the transmission shaft (14), and the transmission gear (16) is meshed with the driving gear (6).
3. The direct-current brushless speed-reducing motor transmission structure for the invasive respirator according to claim 1, characterized in that a first bevel gear (17) is fixedly installed at the left end of the transmission shaft (14), and a second bevel gear (21) is meshed at the lower end of the first bevel gear (17).
4. The direct-current brushless speed-reducing motor transmission structure for the invasive respirator according to claim 1, characterized in that the number of the limiting rings (15) is two, and the two limiting rings (15) are symmetrically distributed on the transmission shaft (14).
5. The direct-current brushless speed-reducing motor transmission structure for the invasive respirator according to claim 1, characterized in that the number of the oil filling holes (9) is two, and a plug (10) is connected in each oil filling hole (9) through threads.
6. The direct-current brushless speed-reducing motor transmission structure for the invasive respirator according to claim 1, characterized in that the number of the first bearings (13) is two, and the two first bearings (13) are symmetrically arranged on two sides of the support frame (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020760222.4U CN211701744U (en) | 2020-05-11 | 2020-05-11 | Direct-current brushless speed reduction motor transmission structure for invasive respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020760222.4U CN211701744U (en) | 2020-05-11 | 2020-05-11 | Direct-current brushless speed reduction motor transmission structure for invasive respirator |
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| Publication Number | Publication Date |
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| CN211701744U true CN211701744U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020760222.4U Active CN211701744U (en) | 2020-05-11 | 2020-05-11 | Direct-current brushless speed reduction motor transmission structure for invasive respirator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007286A (en) * | 2021-02-22 | 2021-06-22 | 江西远大保险设备实业集团有限公司 | Chainless transmission mechanism |
-
2020
- 2020-05-11 CN CN202020760222.4U patent/CN211701744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007286A (en) * | 2021-02-22 | 2021-06-22 | 江西远大保险设备实业集团有限公司 | Chainless transmission mechanism |
| CN113007286B (en) * | 2021-02-22 | 2022-03-11 | 江西远大保险设备实业集团有限公司 | Chainless transmission mechanism |
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