CN213929498U - Military oxygenerator flow control device - Google Patents
Military oxygenerator flow control device Download PDFInfo
- Publication number
- CN213929498U CN213929498U CN202023148492.9U CN202023148492U CN213929498U CN 213929498 U CN213929498 U CN 213929498U CN 202023148492 U CN202023148492 U CN 202023148492U CN 213929498 U CN213929498 U CN 213929498U
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- CN
- China
- Prior art keywords
- adjusting
- limiting block
- cavity
- connecting shaft
- flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 40
- 239000001301 oxygen Substances 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 23
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The utility model belongs to the technical field of the oxygenerator technique and specifically relates to indicate a for military use oxygenerator flow control device. It has solved current oxygenerator and is not convenient for accurate control and restriction oxygen flow problem. It includes the device body, adjusts the chamber, inlet channel, exhaust passage, connects the chamber, adjusts mouth and restriction piece, and the longitudinal section of restriction piece is the same and the size of adjusting the shape of mouth and is mutually supported, and the restriction piece is close to the one end of adjusting the mouth and wears out to be located the connection intracavity behind the regulation mouth, connects the intracavity and links firmly the connecting axle with the coaxial setting in center of this regulation chamber, is equipped with on the connecting axle to drive the restriction piece around the axis pivoted actuating mechanism of connecting axle. The utility model discloses an actuating mechanism drives the current limiting block and rotates around the axis of connecting axle, drives the current limiting block and removes adjusting the intracavity, changes the space of adjusting the chamber, does benefit to accurate reduction and control oxygen flow.
Description
Technical Field
The utility model belongs to the technical field of the oxygenerator technique and specifically relates to indicate a for military use oxygenerator flow control device.
Background
The oxygen generator is a safe and convenient oxygen generating machine, and the principle of the oxygen generator is that an air separation technology is utilized, firstly, air is compressed in high density, then, the air is subjected to gas-liquid separation at a certain temperature by utilizing the difference of condensation points of all components in the air, and then, the air is further rectified to obtain the oxygen generator.
However, the flow regulation of the oxygen generator in the prior art can not be controlled effectively in real time, so that the oxygen supply flow of the oxygen generator is not stable enough, dynamic uniform flow balance can not be realized, the existing oxygen generator can purify impurities in water in a humidification bottle, and the purity and freshness of the water in the humidification bottle are ensured, so that the use safety and health of a patient are guaranteed.
However, the oxygen flow supply of the oxygen generator cannot be accurately controlled and limited, and the oxygen supply flow of the oxygen generator cannot be dynamically balanced and adjusted.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a for military use oxygenerator flow control device does benefit to accurate control and restriction oxygen flow.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a flow regulating device of a military oxygenerator comprises a device body, wherein an adjusting cavity is arranged in the device body, the cross section of the adjusting cavity is annular, one end of the adjusting cavity is provided with an air inlet channel, the air inlet channel is communicated with the front side surface of the device body, the other end of the adjusting cavity is provided with an exhaust channel, the exhaust channel is communicated with the rear side surface of the device body, the device body is also internally provided with a connecting cavity, the side wall of the adjusting cavity is provided with an adjusting port communicated with the connecting cavity, the bottom end of the adjusting port is flush with the bottom end of the adjusting cavity, a flow limiting block is arranged in the adjusting cavity, the longitudinal section of the flow limiting block is the same as the shape of the adjusting port and is matched with the size of the adjusting port, one end of the flow limiting block, which is close to the adjusting port, penetrates out of the adjusting port and then is positioned in the connecting cavity, and a, and the connecting shaft is provided with a driving mechanism capable of driving the flow limiting block to rotate around the central axis of the connecting shaft.
When the oxygen flow regulating device is used, oxygen flow enters from the air inlet channel and sequentially passes through the regulating cavity and the air outlet channel, the flow limiting block is driven by the driving mechanism to rotate around the central axis of the connecting shaft, the flow limiting block is driven to move in the regulating cavity, and the space of the regulating cavity is changed, so that the oxygen flow is changed; a sealing ring is arranged between the adjusting port and the flow limiting block, so that the air tightness of the adjusting device is improved; because the longitudinal section of the flow limiting block is the same as the adjusting opening in shape and the size of the flow limiting block is matched with the adjusting opening, when the flow limiting block rotates around the central axis of the connecting shaft, the flow limiting block rotates anticlockwise in the adjusting cavity, the space of the adjusting cavity is gradually reduced in an equal area, and accurate reduction and oxygen flow control are facilitated.
Furthermore, the driving mechanism comprises a connecting frame which is arranged on the connecting shaft and can rotate around the central axis of the connecting shaft, a rack which is fixedly connected to the connecting frame and arranged along the circumferential direction of the connecting shaft, and a bidirectional motor which is fixedly connected to the connecting shaft, wherein the connecting frame is fixedly connected with the end part of the current limiting block, which is close to one end of the adjusting port, the output shaft of the bidirectional motor is positioned at one end of the bidirectional motor, which is close to the rack, the output shaft is coaxially and fixedly connected with a connecting rod, the connecting rod is coaxially and fixedly connected with a gear, and the gear is meshed with the rack; the bidirectional motor is driven, the gear is driven to rotate around the central axis of the output shaft through the output shaft, the connecting frame is driven to rotate around the central axis of the connecting shaft under the meshing action of the gear and the rack, and therefore the current limiting block is driven to rotate around the central axis of the connecting shaft; the bidirectional motor can drive the flow limiting block to rotate in two directions around the central axis of the connecting shaft, so that the oxygen flow is increased or reduced, and the movement speed of the flow limiting block in the adjusting cavity can be controlled according to the rotating speed of the motor, so that the change speed of the oxygen flow is controlled.
Furthermore, an annular groove is formed in the connecting shaft, a lantern ring is arranged on the connecting frame, the lantern ring is sleeved on the annular groove and can rotate around the central axis of the connecting shaft, and the rack is arranged on the lantern ring and arranged along the circumferential direction of the connecting shaft; the connecting frame can rotate around the central axis of the connecting shaft.
Furthermore, the top end of the adjusting opening is flush with the bottom end of one side, close to the connecting shaft, of the adjusting cavity, the flow limiting block is in rotating fit with the adjusting cavity, and the top of the flow limiting block acts on one side, close to the connecting shaft, of the adjusting cavity; the adjusting opening perfectly corresponds to the cross section of the adjusting cavity, the flow limiting block is in running fit with the adjusting cavity, the space utilization rate of the adjusting cavity can be improved, the space of the adjusting cavity can be fully changed through the flow limiting block, and the adjusting effect of oxygen flow is accurately improved.
Further, the device body is of a cylindrical structure.
The utility model has the advantages that:
1. when the oxygen flow regulating device is used, oxygen flow enters from the air inlet channel and sequentially passes through the regulating cavity and the air outlet channel, the flow limiting block is driven by the driving mechanism to rotate around the central axis of the connecting shaft, the flow limiting block is driven to move in the regulating cavity, and the space of the regulating cavity is changed, so that the oxygen flow is changed; a sealing ring is arranged between the adjusting port and the flow limiting block, so that the air tightness of the adjusting device is improved; because the longitudinal section of the flow limiting block is the same as the adjusting opening in shape and the size of the flow limiting block is matched with the adjusting opening, when the flow limiting block rotates around the central axis of the connecting shaft, the flow limiting block rotates anticlockwise in the adjusting cavity, the space of the adjusting cavity is gradually reduced in an equal area, and accurate reduction and oxygen flow control are facilitated.
2. The bidirectional motor is driven by the driving mechanism, the gear is driven by the output shaft to rotate around the central axis of the output shaft, and the connecting frame is driven to rotate around the central axis of the connecting shaft under the meshing action of the gear and the rack, so that the current limiting block is driven to rotate around the central axis of the connecting shaft; the bidirectional motor can drive the flow limiting block to rotate in two directions around the central axis of the connecting shaft, so that the oxygen flow is increased or reduced, and the movement speed of the flow limiting block in the adjusting cavity can be controlled according to the rotating speed of the motor, so that the change speed of the oxygen flow is controlled.
3. Because be equipped with regulation mouth and current-limiting piece, the cross-section size of regulation mouth and regulation chamber is intact to correspond, does benefit to current-limiting piece normal running fit and regulation intracavity, can improve the space utilization who adjusts the chamber, can fully change the space of adjusting the chamber through the current-limiting piece, accurate improvement oxygen flow's regulation effect.
Drawings
FIG. 1 is a first structural sectional view of the flow regulating device of the military oxygen generator;
FIG. 2 is a schematic structural view of a connecting frame;
FIG. 3 is a second structural sectional view of the flow regulating device of the military oxygen generator;
description of reference numerals:
1. a device body; 2. an adjustment chamber; 3. an air intake passage; 4. an exhaust passage; 5. a connecting cavity; 6. an adjustment port; 7. a flow limiting block; 8. a connecting shaft; 9. a connecting frame; 10. a rack; 11. a bi-directional motor; 12. an output shaft; 13. a connecting rod; 14. a gear; 15. an annular groove; 16. a collar.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in figures 1-3, a military oxygenerator flow regulating device comprises a device body 1, an adjusting cavity 2 is arranged inside the device body 1, the cross section of the adjusting cavity 2 is annular, one end of the adjusting cavity 2 is provided with an air inlet channel 3, the air inlet channel 3 is communicated with the front side surface of the device body 1, the other end of the adjusting cavity 2 is provided with an exhaust channel 4, the exhaust channel 4 is communicated with the rear side surface of the device body 1, the device body 1 is also provided with a connecting cavity 5, the side wall of the adjusting cavity 2 is provided with an adjusting port 6 communicated with the connecting cavity 5, the bottom end of the adjusting port 6 is flush with the bottom end of the adjusting cavity 2, the adjusting cavity 2 is internally provided with a flow limiting block 7, the longitudinal section of the flow limiting block 7 is the same as and matched with the shape and the size of the adjusting port 6, one end of the flow limiting block 7, which is close to the adjusting port 6, penetrates through the adjusting port 6 and then is positioned in the connecting cavity 5, the connecting shaft 8 is provided with a driving mechanism which can drive the flow limiting block 7 to rotate around the central axis of the connecting shaft 8.
As shown in fig. 1-3, when in use, oxygen flows enter from the air inlet channel 3 and sequentially pass through the adjusting cavity 2 and the air outlet channel 4, the flow limiting block 7 is driven by the driving mechanism to rotate around the central axis of the connecting shaft 8, the flow limiting block 7 is driven to move in the adjusting cavity 2, the space of the adjusting cavity 2 is changed, and therefore the oxygen flow is changed; a sealing ring is arranged between the adjusting port 6 and the flow limiting block 7, so that the air tightness of the adjusting device is improved; because the longitudinal section of the flow limiting block 7 is the same as the adjusting opening 6 in shape and the size of the flow limiting block is matched with that of the adjusting opening 6, when the flow limiting block 7 rotates around the central axis of the connecting shaft 8, the flow limiting block 7 rotates anticlockwise in the adjusting cavity 2, the space of the adjusting cavity 2 is gradually reduced in an equal-area mode, and accurate reduction and control of oxygen flow are facilitated; the apparatus body 1 has a cylindrical structure.
As shown in fig. 1-2, the driving mechanism includes a connecting frame 9 disposed on the connecting shaft 8 and capable of rotating around the central axis of the connecting shaft 8, a rack 10 fixedly connected to the connecting frame 9 and disposed along the circumferential direction of the connecting shaft 8, and a bidirectional motor 11 fixedly connected to the connecting shaft 8, the connecting frame 9 is fixedly connected to the end of the current limiting block 7 near the adjusting port 6, an output shaft 12 of the bidirectional motor 11 is located at one end of the bidirectional motor near the rack 10, a connecting rod 13 is coaxially connected to the output shaft 12, a gear 14 is coaxially connected to the connecting rod 13, and the gear 14 is engaged with the rack 10; the bidirectional motor 11 is driven, the gear 14 is driven to rotate around the central axis of the output shaft 12 through the output shaft 12, the connecting frame 9 is driven to rotate around the central axis of the connecting shaft 8 under the meshing action of the gear 14 and the rack 10, and therefore the current limiting block 7 is driven to rotate around the central axis of the connecting shaft 8; the bidirectional motor 11 can drive the flow limiting block 7 to rotate in two directions around the central axis of the connecting shaft 8, so that the oxygen flow is increased or reduced, and the movement speed of the flow limiting block 7 in the adjusting cavity 2 can be controlled according to the rotating speed of the motor, so that the change speed of the oxygen flow is controlled.
As shown in fig. 1, an annular groove 15 is formed in the connecting shaft 8, a lantern ring 16 is arranged on the connecting frame 9, the lantern ring 16 is sleeved on the annular groove 15 and can rotate around the central axis of the connecting shaft 8, and the rack 10 is arranged on the lantern ring 16 and arranged along the circumferential direction of the connecting shaft 8; the connecting frame 9 can rotate around the central axis of the connecting shaft 8.
As shown in fig. 2 and 3, the top end of the adjusting opening 6 is flush with the bottom end of the adjusting cavity 2 close to the connecting shaft 8, the flow limiting block 7 is in rotating fit in the adjusting cavity 2, and the top of the flow limiting block 7 acts on one side of the adjusting cavity 2 close to the connecting shaft 8; the adjusting opening 6 perfectly corresponds to the cross section of the adjusting cavity 2, the rotation fit of the flow limiting block 7 and the adjustment of the adjusting cavity 2 are facilitated, the space utilization rate of the adjusting cavity 2 can be improved, the space of the adjusting cavity 2 can be fully changed through the flow limiting block 7, and the adjusting effect of oxygen flow is accurately improved.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.
Claims (5)
1. A military oxygenerator flow regulating device comprises a device body (1), wherein an adjusting cavity (2) is arranged inside the device body (1), the cross section of the adjusting cavity (2) is annular, an air inlet channel (3) is arranged at one end of the adjusting cavity (2), the air inlet channel (3) is communicated with the front side surface of the device body (1), an exhaust channel (4) is arranged at the other end of the adjusting cavity (2), the exhaust channel (4) is communicated with the rear side surface of the device body (1), the military oxygenerator flow regulating device is characterized in that a connecting cavity (5) is also arranged in the device body (1), an adjusting opening (6) communicated with the connecting cavity (5) is arranged on the side wall of the adjusting cavity (2), the bottom end of the adjusting opening (6) is flush with the bottom end of the adjusting cavity (2), a flow limiting block (7) is arranged in the adjusting cavity (2), the longitudinal section of current limiting block (7) is the same and the size of adjusting mouthful (6) is mutually supported with the shape, current limiting block (7) are close to the one end of adjusting mouthful (6) and wear out to be located in connection chamber (5) behind adjusting mouthful (6), link firmly in connection chamber (5) with connecting axle (8) of the coaxial setting in center of this regulation chamber (2), be equipped with on connecting axle (8) and drive current limiting block (7) around the axis pivoted actuating mechanism of connecting axle (8).
2. The flow regulating device for the military oxygen generator of claim 1, wherein the driving mechanism comprises a connecting frame (9) which is arranged on the connecting shaft (8) and can rotate around the central axis of the connecting shaft (8), a rack (10) which is fixedly connected to the connecting frame (9) and arranged along the circumferential direction of the connecting shaft (8), and a bidirectional motor (11) which is fixedly connected to the connecting shaft (8), wherein the connecting frame (9) is fixedly connected to the end part of one end, close to the regulating port (6), of the current limiting block (7), an output shaft (12) of the bidirectional motor (11) is arranged at one end, close to the rack (10), of the bidirectional motor, a connecting rod (13) is coaxially fixedly connected to the output shaft (12), a gear (14) is coaxially fixedly connected to the connecting rod (13), and the gear (14) is meshed with the rack (10).
3. The flow regulating device for the military oxygenerator according to claim 2, wherein the connecting shaft (8) is provided with an annular groove (15), the connecting frame (9) is provided with a lantern ring (16), the lantern ring (16) is sleeved on the annular groove (15) and can rotate around the central axis of the connecting shaft (8), and the rack (10) is arranged on the lantern ring (16) and arranged along the circumferential direction of the connecting shaft (8).
4. The flow regulating device for the military oxygen generator of claim 3, wherein the top end of the regulating port (6) is flush with the bottom end of one side of the regulating cavity (2) close to the connecting shaft (8), the flow limiting block (7) is rotationally matched in the regulating cavity (2), and the top of the flow limiting block (7) acts on one side of the regulating cavity (2) close to the connecting shaft (8).
5. The military oxygen generator flow regulating device according to claim 1, wherein the device body (1) is a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023148492.9U CN213929498U (en) | 2020-12-23 | 2020-12-23 | Military oxygenerator flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023148492.9U CN213929498U (en) | 2020-12-23 | 2020-12-23 | Military oxygenerator flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213929498U true CN213929498U (en) | 2021-08-10 |
Family
ID=77154547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023148492.9U Expired - Fee Related CN213929498U (en) | 2020-12-23 | 2020-12-23 | Military oxygenerator flow control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213929498U (en) |
-
2020
- 2020-12-23 CN CN202023148492.9U patent/CN213929498U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |