CN113269929A - Automatic oxygen inhalation fee counter - Google Patents
Automatic oxygen inhalation fee counter Download PDFInfo
- Publication number
- CN113269929A CN113269929A CN202110667678.5A CN202110667678A CN113269929A CN 113269929 A CN113269929 A CN 113269929A CN 202110667678 A CN202110667678 A CN 202110667678A CN 113269929 A CN113269929 A CN 113269929A
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- Prior art keywords
- oxygen
- floating ball
- oxygen inhalation
- charging device
- inhalation
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/001—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for gas
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm devices
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/10—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with alarm or warning devices, e.g. indicating the interrupting of the supply
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/12—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity in which metering is on a time basis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
Abstract
The invention discloses an automatic oxygen inhalation fee counter which can automatically start timing when an oxygen flow meter is opened and automatically stop timing when the oxygen flow meter is closed, calculate the actual oxygen inhalation time and cost at the same time, and inform patients, family members and nurses in real time through a display screen, thereby solving the problems of easy error in charging, non-intuitive oxygen consumption, complicated working process and the like. The key points of the technical scheme are as follows: an automatic oxygen inhalation fee counter comprises a detection device for detecting the oxygen flow state and a charging device for calculating the oxygen inhalation time and the oxygen inhalation fee, wherein the detection device comprises a shell and a detection inner core, the shell is provided with an oxygen inlet for connecting an oxygen flow meter and an oxygen outlet for connecting an oxygen delivery pipe, the oxygen inlet penetrates through the detection inner core and is linearly communicated with the oxygen outlet, and the detection inner core can detect the flow and disconnection states of oxygen and send signals to the charging device; the charging device comprises a micro-processing chip, a display mechanism and a power supply mechanism, wherein the display mechanism is arranged on the outer side of the shell.
Description
Technical Field
The invention relates to the field of medical auxiliary articles, in particular to an automatic oxygen uptake fee counter.
Background
When a patient receives oxygen inhalation therapy, a hospital generally charges according to oxygen inhalation time, and the traditional oxygen inhalation billing mode often has the following problems:
1. because the timing mode is not intelligent and visual enough, the phenomena of less receiving, more receiving and missing receiving often appear clinically.
2. Because the oxygen flow switch is simple and convenient to operate, although the nursing staff declares the family members to be incapable of using the oxygen flow switch for many times, the patients and the family members often start or stop oxygen inhalation due to the oxygen charging problem, so that the oxygen inhalation time cannot be accurately measured, and disputes of nursing staff in the aspect of expenses are easily caused.
3. The oxygen utilization timing system is generally positioned in a nurse station, patients and family members cannot directly know the actual oxygen utilization time of the patients and the family members, the transparence degree is low, the trust feeling of the patients and the family members to the hospital is easily reduced, and disputes are easily caused; and the nurse also needs to know the oxygen inhalation time of a certain patient through the nurse station, which is not beneficial to know the oxygen inhalation condition of the patient at any time and inform the patient of relevant information such as family members oxygen inhalation cost and the like, and the workload of the nurse is increased.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an automatic oxygen uptake charger which can automatically start timing when an oxygen flow meter is opened, automatically stop timing when the oxygen flow meter is closed, calculate the actual oxygen uptake time and cost at the same time, and inform patients, family members and nurses in real time through a display screen, so that the problems of easy error in charging, non-intuitive oxygen uptake, complicated working process and the like are solved.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
an automatic oxygen inhalation fee counter comprises a detection device for detecting the oxygen flow state and a charging device for calculating the oxygen inhalation time and the oxygen inhalation fee, wherein the detection device comprises a shell and a detection inner core, the shell is provided with an oxygen inlet for connecting an oxygen flow meter and an oxygen outlet for connecting an oxygen delivery pipe, the oxygen inlet penetrates through the detection inner core and is linearly communicated with the oxygen outlet, and the detection inner core can detect the flow and disconnection states of oxygen and send signals to the charging device; the charging device comprises a micro-processing chip, a display mechanism and a power supply mechanism, wherein the display mechanism is arranged on the outer side of the shell.
Compared with the prior art, the oxygen inhalation automatic fare register adopting the technical scheme has the following beneficial effects:
the oxygen uptake charging device can be directly connected to the existing oxygen flow meter, namely when a patient needs to take oxygen, the oxygen flow meter and the oxygen uptake charging device can be directly installed in an oxygen socket beside a patient's bed, oxygen enters an oxygen delivery pipe through the oxygen flow meter and the oxygen uptake charging device, the oxygen uptake charging device can detect the on-off state of the oxygen flow meter in real time, when oxygen flows, the charging device can be triggered to start timing, when the oxygen is off, the charging device stops timing, meanwhile, the actual oxygen utilization time and the corresponding cost are calculated through a micro-processing chip in the charging device, and the oxygen utilization time and the cost are informed to family members and nurses of the patient through a display mechanism.
The oxygen inhalation charging device can be directly arranged beside a hospital bed, so that patients and family members can visually know the actual oxygen inhalation time, the transparence degree is high, and the trust of the patients and the family members to the hospital can be improved; and the nurse can also know the oxygen uptake condition of a patient in a certain bed on site, a large amount of manual recording and calculation are not needed, the nurse station is contacted, and the like, the work flow is optimized, and the workload of the nurse is favorably reduced.
Preferably, the detection inner core comprises a vertically arranged gas cylinder, the gas cylinder is hollow to form a gas through cavity, the lower end of the gas through cavity is communicated with the oxygen inlet, and the upper end of the gas through cavity is communicated with the oxygen outlet; the inflator is provided with a floating ball type detection mechanism, the floating ball type detection mechanism comprises a floating ball bin and a floating ball, the floating ball bin is communicated with the gas through cavity, an annular step for supporting the floating ball is formed at the joint of the lower end of the floating ball bin and the gas through cavity, and the diameter of the floating ball is larger than the inner diameter of the gas through cavity and smaller than the inner diameter of the floating ball bin; the annular step is provided with a trigger piece, the trigger piece is electrically connected with the charging device, when no gas passes through the gas cylinder, the floating ball falls on the annular step, and simultaneously the floating ball contacts the trigger piece; when gas passes through the gas cylinder, the floating ball floats upwards and is separated from the trigger piece.
Preferably, the annular step is provided with an arc-shaped surface which can be attached to the surface of the floating ball, the trigger comprises two contact pieces made of conductive materials, the two contact pieces are arranged on the surface of the arc-shaped surface and are not in contact with each other, and the floating ball is made of the conductive materials or is provided with a conductive layer on the surface.
The principle adopted by the charging mode is that the floating ball is separated from and contacts the trigger piece through the on-off of oxygen, the start and the end of timing are realized, the property of gas is reasonably utilized, the structure is simple and reasonable, the floating ball can immediately float and the oxygen is disconnected and immediately falls on the trigger piece as long as the oxygen passes through the floating ball, the detection delay is low, and the timing is more accurate; the method has higher sensitivity through conductive triggering in the preferred scheme, and avoids the problem of incapability of triggering due to insufficient pressure of the floating ball.
Preferably, a stabilizing structure for reducing the side swing amplitude of the air cylinder is further arranged in the shell.
Preferably, the stabilizing structure comprises a universal connecting mechanism and a heavy hammer, the air cylinder is connected with the inner wall of the shell through the universal connecting mechanism, and the heavy hammer is arranged at the lower end part of the air cylinder.
Preferably, universal connection mechanism includes fixed baseplate and globular axle, the fixed baseplate middle part leave with globular axle complex ball groove, globular axle and inflator integration fixed connection, globular axle sets up with the axle center with the inflator, globular axle can rotate and do not deviate from the ball groove in the ball groove.
The problem that the shell is inclined when the inflator is installed and the shell swings when the inflator is used can occur, if the floating ball does not vertically fall on the annular step, the floating ball is not completely contacted with the trigger piece, and the timing function cannot be triggered.
Preferably, the upper end part and the lower end part of the air cylinder are respectively connected with a spirally arranged buffer pipeline, the air cylinder is connected with the shell through the buffer pipeline, when the shell swings under external force, the spiral buffer pipeline can reduce the pulling effect on the air cylinder, the air cylinder is prevented from swinging along with the shell, and the damage of the pipeline and the shell and the joint of the pipeline and the air cylinder due to frequent bending can be avoided.
Preferably, the charging device further comprises a network transmission module, and the oxygen inhalation information is transmitted to the nurse station and the mobile terminal in a wired or wireless manner through the network transmission module, so that the nurse station can monitor the oxygen inhalation condition of each patient in real time, and when a nurse or a family member of the patient is not around the patient, the oxygen inhalation condition of the patient can be monitored through the mobile terminal such as a mobile phone.
Preferably, the oxygen inhalation device is also provided with an alarm mechanism which gives an alarm in a mode of combining one or more of light, voice, vibration and alarm information sending, and can inform patients, family members or nurses in time through the alarm mechanism when oxygen inhalation starts and stops, so that whether billing starts or stops can be conveniently judged, and subsequent work can be carried out in time.
Preferably, the charging device is further provided with an auxiliary machine, the auxiliary machine is independently arranged and can be freely placed, the auxiliary machine is wirelessly connected with the charging device, a screen used for displaying oxygen inhalation time and oxygen inhalation cost is arranged on the auxiliary machine, the oxygen sockets of a hospital are generally positioned on the wall behind a sickbed, a patient cannot observe the auxiliary machine, the auxiliary machine is placed at a position where the patient can easily observe, the patient can know the oxygen inhalation situation at any time, and anxiety of the patient is relieved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the oxygen inhalation automatic fare register of the invention.
Fig. 2 is a sectional view of the housing in this embodiment.
Fig. 3 is a schematic structural diagram of the detection core in this embodiment.
Fig. 4 is a schematic structural view (ventilation state) of the floating ball type detection mechanism in this embodiment.
Fig. 5 is a schematic structural diagram (non-ventilation state) of the floating ball type detection mechanism in the present embodiment.
Fig. 6 is a functional block diagram of the present embodiment.
Reference numerals: 1. a housing; 10. an oxygen inlet; 11. an oxygen outlet; 12. a projection; 120. an oxygen channel; 2. detecting the inner core; 20. an air cylinder; 200. a gas through cavity; 21. a floating ball bin; 22. a floating ball; 220. a conductive layer; 23. an annular step; 230. a contact piece; 3. a display mechanism; 4. a buffer pipeline; 5. a universal connection mechanism; 50. a fixed base; 500. a ball groove; 51. a spherical shaft; 6. a weight; 7. an oxygen flow meter; 8. an oxygen catheter.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The automatic oxygen inhalation fee counter shown in fig. 1 to 6 comprises a detection device for detecting the oxygen flow state and a charging device for calculating the oxygen inhalation time and the oxygen inhalation fee, wherein the detection device comprises a shell 1 and a detection inner core 2, the shell 1 is provided with an oxygen inlet 10 for connecting an oxygen flow meter 7 and an oxygen outlet 11 for connecting an oxygen delivery pipe 8, one side of the shell 1, which is positioned at the oxygen inlet 10, is provided with a convex part 12, the convex part 12 extends from the oxygen inlet 10 to the lower end of the shell 1, an oxygen passage 120 is reserved in the convex part 12, the oxygen inlet 10 is communicated with the oxygen passage 120, the oxygen passage 120 extends from the inner part of the lower end of the shell 1 to connect the detection inner core 2, and the upper end of the detection inner core 2 is communicated with the oxygen outlet 11.
The charging device comprises a micro-processing chip, a display mechanism 3 and a power supply mechanism, wherein the micro-processing chip and the power supply mechanism are integrated in a shell 1, the display mechanism 3 is arranged at the upper end part of the shell 1, and a detection inner core 2 is used for detecting the circulation and the disconnection state of oxygen and sending a signal to the charging device.
The detection inner core 2 comprises a vertically arranged gas cylinder 20, a gas through cavity 200 is formed in the gas cylinder 20 in a hollow mode, the lower end of the gas through cavity 200 is communicated to the oxygen channel 120 through a buffer pipeline 4 and then communicated with the oxygen inlet 10, and the upper end of the gas through cavity 200 is communicated to the oxygen outlet 11 through the buffer pipeline 4.
The gas cylinder 20 is provided with a floating ball type detection mechanism, the floating ball type detection mechanism comprises a floating ball bin 21 and a floating ball 22, the floating ball bin 21 is positioned at the upper end of the gas through cavity 200 and is communicated with the gas through cavity 200, an annular step 23 used for supporting the floating ball 22 is formed at the joint of the lower end of the floating ball bin 21 and the gas through cavity 200, and the diameter of the floating ball 22 is larger than the inner diameter of the gas through cavity 200 and smaller than the inner diameter of the floating ball bin 21.
The annular step 23 is provided with an arc-shaped surface which can be attached to the surface of the floating ball 22, the annular step 23 is provided with a trigger, the trigger comprises two contact pieces 230 made of conductive materials, the two contact pieces 230 are arranged on the surface of the arc-shaped surface and are not contacted with each other, the surface of the floating ball 22 is provided with a conductive layer 220, the contact pieces 230 are electrically connected with the charging device, when no oxygen passes through the gas cylinder 20, the floating ball 22 falls on the annular step 23, the surface of the floating ball 22 simultaneously contacts the two contact pieces 230, the two contact pieces 230 form a closed circuit through the floating ball 22, and simultaneously send an electric signal to the charging device, and the charging device is in a state of stopping timing; when oxygen passes through the gas cylinder 20, the float 22 floats upwards and is separated from the contact pieces 230, the two contact pieces 230 are disconnected, and the charging device detects the disconnection signal of the contact pieces 230 and starts to count time.
The inside of the housing 1 is further provided with a stabilizing structure for reducing the lateral swing amplitude of the gas cylinder 20, the stabilizing structure comprises a universal connecting mechanism 5 and a heavy hammer 6, the gas cylinder 20 is connected with the inner wall of the housing 1 through the universal connecting mechanism 5, the heavy hammer 6 is arranged at the lower end part of the gas cylinder 20, the universal connecting mechanism 5 comprises a fixed base 50 and a spherical shaft 51, a spherical groove 500 matched with the spherical shaft 51 is reserved in the middle of the fixed base 50, the spherical shaft 51 is fixedly connected with the gas cylinder 20 integrally, the spherical shaft 51 and the gas cylinder 20 are coaxially arranged, the spherical shaft 51 can rotate in the spherical groove 500 and does not separate from the spherical groove 500, and due to the gravity action of the heavy hammer 6, even if the housing 1 is in an inclined or swinging state, the gas cylinder 20 inside can be stably kept in a vertical state, so that the floating ball 22 can always vertically fall on the annular step 23, and the success rate of timing triggering is ensured.
The charging device also comprises a network transmission module and an alarm mechanism, and oxygen inhalation information is transmitted to the nurse station and the mobile terminal in a wired or wireless mode through the network transmission module, so that the nurse station can monitor the oxygen inhalation condition of each patient in real time, and when a nurse or a family member of the patient is not around the patient, the oxygen inhalation condition of the patient can be monitored through the mobile terminal such as a mobile phone.
The alarm mechanism comprises a voice alarm, and can inform field personnel in a prompting sound or voice broadcasting mode when oxygen inhalation starts and is interrupted through the voice alarm, and can also send information of oxygen inhalation starting and oxygen inhalation interruption to a nurse station or a mobile phone of a family member and a nurse of a patient through a network transmission module.
In addition, the charging device is also provided with an auxiliary machine, the auxiliary machine is independently arranged and can be freely placed, the auxiliary machine is wirelessly connected with the charging device, and a screen for displaying oxygen inhalation time and oxygen inhalation cost is also arranged on the auxiliary machine.
The oxygen intake meter can be directly connected to the existing oxygen flow meter 7, namely, when a patient needs to take oxygen, the oxygen flow meter 7 and the oxygen intake meter can be directly installed in an oxygen socket beside a patient's bed, oxygen enters an oxygen supply pipe 8 through the oxygen flow meter 7 and the oxygen intake meter, the oxygen intake meter can detect the on-off state of the oxygen flow meter 7 in real time, when oxygen flows, the charging device can be triggered to start timing, when the oxygen is off, the charging device stops timing, meanwhile, the actual oxygen utilization time and the corresponding cost are calculated through a microprocessor chip in the charging device, and the oxygen utilization time and the cost are informed to family members and nurses of the patient through the display mechanism 3.
The principle adopted by the charging mode in the invention is as follows: the floating ball 22 is separated from and contacts with the trigger piece through the on-off of oxygen, the start and the end of timing are realized, and as long as oxygen passes through, the floating ball 22 can immediately float and be disconnected, and the oxygen can immediately fall on the trigger piece.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (10)
1. An automatic oxygen inhalation fee counter is characterized in that: the oxygen flow meter comprises a detection device for detecting the oxygen flow state and a charging device for calculating the oxygen consumption time and the oxygen consumption cost, wherein the detection device comprises a shell (1) and a detection inner core (2), the shell (1) is provided with an oxygen inlet (10) for connecting an oxygen flow meter (7) and an oxygen outlet (11) for connecting an oxygen delivery pipe (8), the oxygen inlet (10) penetrates through the detection inner core (2) and is linearly communicated with the oxygen outlet (11), and the detection inner core (2) can detect the flow and disconnection states of oxygen and send signals to the charging device; the charging device comprises a micro-processing chip, a display mechanism (3) and a power supply mechanism, wherein the display mechanism (3) is arranged on the outer side of the shell (1).
2. The oxygen inhalation automatic fare register of claim 1, characterized in that: the detection inner core (2) comprises an air cylinder (20) which is vertically arranged, the interior of the air cylinder (20) is hollow to form an air through cavity (200), the lower end of the air through cavity (200) is communicated with an oxygen inlet (10), and the upper end of the air through cavity (200) is communicated with an oxygen outlet (11); the inflator (20) is provided with a floating ball type detection mechanism, the floating ball type detection mechanism comprises a floating ball bin (21) and a floating ball (22), the floating ball bin (21) is communicated with the gas through cavity (200), an annular step (23) used for supporting the floating ball (22) is formed at the joint of the lower end of the floating ball bin (21) and the gas through cavity (200), and the diameter of the floating ball (22) is larger than the inner diameter of the gas through cavity (200) and smaller than the inner diameter of the floating ball bin (21);
the annular step (23) is provided with a trigger piece, the trigger piece is electrically connected with the charging device, when no gas passes through the gas cylinder (20), the floating ball (22) falls on the annular step (23), and meanwhile, the floating ball (22) contacts with the trigger piece; when gas passes through the gas cylinder (20), the floating ball (22) floats upwards and is separated from the trigger piece.
3. The oxygen inhalation automatic fare register of claim 2, characterized in that: the annular step (23) is provided with an arc-shaped surface which can be attached to the surface of the floating ball (22), the trigger piece comprises two contact pieces (230) made of conductive materials, the two contact pieces (230) are arranged on the surface of the arc-shaped surface and are not in contact with each other, and the floating ball (22) is made of the conductive materials or the surface of the floating ball (22) is provided with a conductive layer (220).
4. The oxygen inhalation automatic fare register of claim 2 or 3, characterized in that: the inside of the shell (1) is also provided with a stable structure for reducing the side swing amplitude of the air cylinder (20).
5. The oxygen inhalation automatic fare register of claim 4, characterized in that: the stabilizing structure comprises a universal connecting mechanism (5) and a heavy hammer (6), the air cylinder (20) is connected with the inner wall of the shell (1) through the universal connecting mechanism (5), and the heavy hammer (6) is arranged at the lower end part of the air cylinder (20).
6. The oxygen inhalation automatic fare register of claim 5, characterized in that: the universal connecting mechanism (5) comprises a fixed base (50) and a spherical shaft (51), wherein a spherical groove (500) matched with the spherical shaft (51) is reserved in the middle of the fixed base (50), the spherical shaft (51) is fixedly connected with the air cylinder (20) in an integrated mode, the spherical shaft (51) and the air cylinder (20) are coaxially arranged, and the spherical shaft (51) can rotate in the spherical groove (500) and does not depart from the spherical groove (500).
7. The oxygen inhalation automatic fare register of claim 5, characterized in that: the upper end and the lower end of the inflator (20) are respectively connected with a buffer pipeline (4) which is spirally arranged.
8. The oxygen inhalation automatic fare register of claim 1, characterized in that: the charging device also comprises a network transmission module, and oxygen inhalation information is transmitted to the nurse station and the mobile terminal in a wired or wireless way through the network transmission module.
9. The oxygen inhalation automatic fare register of claim 1, characterized in that: the alarm device is also provided with an alarm mechanism which alarms in one or more combined modes of light, voice, vibration and alarm information sending.
10. The oxygen inhalation automatic fare register of claim 1, characterized in that: the charging device is also provided with an auxiliary machine which is independently arranged and can be freely placed, the auxiliary machine is in wireless connection with the charging device, and the auxiliary machine is also provided with a screen for displaying oxygen inhalation time and oxygen inhalation cost.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667678.5A CN113269929A (en) | 2021-06-16 | 2021-06-16 | Automatic oxygen inhalation fee counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667678.5A CN113269929A (en) | 2021-06-16 | 2021-06-16 | Automatic oxygen inhalation fee counter |
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| Publication Number | Publication Date |
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| CN113269929A true CN113269929A (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110667678.5A Pending CN113269929A (en) | 2021-06-16 | 2021-06-16 | Automatic oxygen inhalation fee counter |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH661599A5 (en) * | 1983-11-09 | 1987-07-31 | Biermar Ag | Device for controlling the gas supply, especially the oxygen supply, from a gas source to a consumer |
| CN2776435Y (en) * | 2005-01-24 | 2006-05-03 | 冯岩 | Oxygen inbalation timing device |
| CN2785621Y (en) * | 2004-07-17 | 2006-06-07 | 刘勇 | Oxygen inhaling time-piece device |
| CN103800974A (en) * | 2014-03-14 | 2014-05-21 | 张和梅 | Timing, metering and charging device for oxygen delivery |
| CN207095655U (en) * | 2017-09-04 | 2018-03-13 | 王英石 | water level monitoring warning device |
| CN207816257U (en) * | 2017-12-21 | 2018-09-04 | 中国建筑第五工程局有限公司 | A kind of convenient laser leveler |
| CN109658618A (en) * | 2019-02-18 | 2019-04-19 | 孙冠名 | A kind of medical oxygen terminal timing oxygen uptake and traffic statistics charging system |
| CN210698435U (en) * | 2019-06-28 | 2020-06-09 | 重庆医科大学附属永川医院 | Novel oxygen inhaler capable of timing during oxygen inhalation |
| CN213191864U (en) * | 2020-04-22 | 2021-05-14 | 成都大学附属医院 | Oxygen timing control device |
| CN112944155A (en) * | 2021-03-04 | 2021-06-11 | 姚逸龙 | Levelness automatically regulated just has surveyor's level base of lock function |
-
2021
- 2021-06-16 CN CN202110667678.5A patent/CN113269929A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH661599A5 (en) * | 1983-11-09 | 1987-07-31 | Biermar Ag | Device for controlling the gas supply, especially the oxygen supply, from a gas source to a consumer |
| CN2785621Y (en) * | 2004-07-17 | 2006-06-07 | 刘勇 | Oxygen inhaling time-piece device |
| CN2776435Y (en) * | 2005-01-24 | 2006-05-03 | 冯岩 | Oxygen inbalation timing device |
| CN103800974A (en) * | 2014-03-14 | 2014-05-21 | 张和梅 | Timing, metering and charging device for oxygen delivery |
| CN207095655U (en) * | 2017-09-04 | 2018-03-13 | 王英石 | water level monitoring warning device |
| CN207816257U (en) * | 2017-12-21 | 2018-09-04 | 中国建筑第五工程局有限公司 | A kind of convenient laser leveler |
| CN109658618A (en) * | 2019-02-18 | 2019-04-19 | 孙冠名 | A kind of medical oxygen terminal timing oxygen uptake and traffic statistics charging system |
| CN210698435U (en) * | 2019-06-28 | 2020-06-09 | 重庆医科大学附属永川医院 | Novel oxygen inhaler capable of timing during oxygen inhalation |
| CN213191864U (en) * | 2020-04-22 | 2021-05-14 | 成都大学附属医院 | Oxygen timing control device |
| CN112944155A (en) * | 2021-03-04 | 2021-06-11 | 姚逸龙 | Levelness automatically regulated just has surveyor's level base of lock function |
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