CN204864415U - A external power unit and breathing machine for breathing machine - Google Patents
A external power unit and breathing machine for breathing machine Download PDFInfo
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- CN204864415U CN204864415U CN201520217756.1U CN201520217756U CN204864415U CN 204864415 U CN204864415 U CN 204864415U CN 201520217756 U CN201520217756 U CN 201520217756U CN 204864415 U CN204864415 U CN 204864415U
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- respirator
- externally fed
- fed unit
- recess
- housing
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Abstract
The utility model relates to an external power unit of breathing machine power supply, include: casing, alternating current input interface and power output interface. The casing has and is used for realizing that the external power unit is independently for the protective structure of breathing machine power supply to be provided with the battery and be used for the module of charging for storage battery charging in the casing. The external power unit can make the breathing machine keep normally working at least more than 3 hours in the environment of no alternating current, can guarantee stable best output voltage and the steady operation of breathing machine long period, has good waterproof nature and thermal diffusivity in addition. The utility model discloses still relate to a breathing machine, the breathing machine can use the power supply of external power unit all alone.
Description
Technical field
This utility model relates to a kind of externally fed unit for respirator and a kind of respirator.
Background technology
Respirator is that a kind of normal physiological that can replace, control or change people is breathed, and increases pulmonary ventilation amount, improves respiratory function, alleviate the work done consumption of breathing, alleviate the equipment of cardiopulmonary burden.Breathing function is enough in urgent rescue, assisted respiartion, carries the multiple use such as fresh air or oxygen to the personnel worked in hazardous environment.
Respirator is one of common equipment of medical institutions, is mainly used in the dyspneic patient of first aid.But also there are some problems in existing respirator.Such as, respirator self is equipped with built-in accumulator, but is limited to the reason such as overall dimensions, circuit design constraint, and the finite capacity of internal battery, the working time is shorter, about the half an hour that generally can only work.When respirator is transported with patient by needs, operating time shorter like this cannot satisfy the demands usually.
In the prior art, accumulator is also adopted to power directly to respirator.But owing to often inevitably there is the various liquid such as such as water, ethanol, blood in the working environment of respirator, therefore accumulator is difficult to power to respirator individually as the power supply unit of outside.
Utility model content
This utility model provides a kind of externally fed unit for respirator, described externally fed unit comprises: housing, alternating current input interface and power output interface, it is the safeguard structure that respirator is powered independently that described housing has for realizing externally fed unit, and is provided with accumulator and the charging module for charging a battery in the housing.Therefore, externally fed unit of the present utility model can be powered to respirator independently, and not by the impact of external environment condition.
Preferably, described safeguard structure comprises at least one and can prevent the drop vertically fallen from entering radiator structure and/or at least one interface protection structure of enclosure interior.Therefore, externally fed unit of the present utility model can not only avoid the drop produced in the working environment of respirator to enter enclosure interior, and can also realize the good heat radiating of externally fed unit, thus ensures the normal work of externally fed unit.
Preferably, described radiator structure comprises the first radiating part, described first radiating part is arranged on housing front and/or the back side, and described first radiating part comprises thermovent and is positioned at and blocks flange above thermovent, described in block flange and dip down and tiltedly protrude from housing front and/or the back side.
Preferably, described first radiating part is arranged on the top at housing front and/or the back side.
Preferably, described interface protection structure is included at least one recess that housing front and/or the back side are arranged, and described alternating current input interface and described power output interface verticallydownwardly are arranged on the end face of described recess.
Preferably, described radiator structure comprises the second radiating part, and the bottom side of described housing is provided with downward opening, and the medial surface of described downward opening is provided with the thermovent of the second radiating part, and the thermovent of described second radiating part is blocked by the front of housing.
Preferably, lower flange of the end face protruding from described recess is straight down provided with in the periphery of the end face of described recess.The drop of vertical whereabouts can, along lower flange drippage, avoid drop to enter alternating current input interface and power output interface thus.
Preferably, at least one recess described comprises the first recess and the second recess, wherein on housing front, first recess and the second recess are arranged on the both sides of lower housing portion symmetrically, described alternating current input interface and described power output interface are set respectively at the end face of the first recess and the second recess, between the first recess and the second recess, are provided with the second radiating part.
By the above concrete setting about safeguard structure, improve water proofing property and the thermal diffusivity of externally fed unit of the present utility model further.
Preferably, described charging module comprises ac/dc (AC/DC) modular converter.Described ac/dc modular converter is used for the DC voltage alternating voltage of input being converted to output.
Preferably, in described housing, be also provided with the voltage stabilizing/boost module for providing regulated output voltage to respirator.By arranging above-mentioned voltage stabilizing/boost module, guaranteeing stable input voltage to be supplied to respirator, normally and stably working with the machine of ensuring respiration.
Preferably, in described housing, be also provided with the gas gauge circuit for providing battery condition to respirator.
Preferably, described externally fed unit also comprises the film face-plate on the front being arranged on described housing, and described film face-plate comprises: button, be used to indicate the alternating current display lamp whether connecting alternating current and the accumulator electric-quantity display lamp being used to indicate accumulator current residual electricity.By arranging gas gauge circuit and film face-plate, the current state of externally fed unit can be grasped at any time, to take counter-measure in time when storage battery quantity not sufficient.
Preferably, described externally fed unit also comprises support, described support can be fixed to described housing removedly by two or more quick lock in securing members on housing, and described externally fed unit can be installed in respirator go-cart removedly by described support thus.
Preferably, at the far-end of the direct current cables be connected with described power output interface, the quick lock in connector for being connected to respirator being housed, described direct current cables can being connected to respirator removedly by the connector assembly of described quick lock in connector.
Preferably, on described recess, the below of described alternating current input interface is provided with power line keeper, is held in place for by AC power cord, avoid AC power cord unexpectedly to come off, misplace or loose contact.
This utility model also relates to a kind of respirator, described respirator comprises power input interface, described power input interface can be connected by the power output interface of cable with externally fed unit as above, described respirator comprises three kinds of power supply modes of being powered by external AC power supply, powered by described externally fed unit and powered by respirator internal battery, and described respirator can select one or more modes arbitrary to power from described three kinds of power supply modes.
Preferably, be also provided with input voltage and select module in described respirator, when described respirator adopts two or more power supply modes to power, described input voltage selects module can select best input voltage from the input voltage on two-way or more road.Module is selected by arranging above-mentioned input voltage, guarantee to use at the same time in external AC power supply, externally fed unit and respirator internal battery both or three powers to respirator time, all the time only maximum input voltage is supplied to respirator, efficiently and stably works with the machine of ensuring respiration.
Accompanying drawing explanation
Consider the following description to preferred embodiment of the present utility model in conjunction with the drawings, various target of the present utility model, feature and advantage will become more apparent.Accompanying drawing is only exemplary diagram of the present utility model, and not necessarily is drawn in proportion.In the accompanying drawings, same Reference numeral represents same or similar parts all the time.
Fig. 1 is the schematic diagram according to the externally fed unit (EBM) for respirator of the present utility model.
Fig. 2 is the schematic diagram of respirator go-cart, this respirator go-cart is provided with according to the externally fed unit for respirator of the present utility model.
Fig. 3 be by according to the externally fed cellular installation for respirator of the present utility model to the scheme of installation in respirator go-cart.
Fig. 4 is the detailed schematic according to the externally fed unit for respirator of the present utility model, removes support in figure.
Fig. 5 is the bottom view according to the externally fed unit for respirator of the present utility model, removes support in figure.
Fig. 6 is the schematic diagram selecting module according to the input voltage in respirator of the present utility model.
Fig. 7 is according to the block chart for the printed circuit board (PCB) (PCBA) in the externally fed unit of respirator of the present utility model.
Detailed description of the invention
Referring to the embodiment of accompanying drawing introduction according to the externally fed unit (EBM) for respirator of the present utility model.Description and accompanying drawing are in fact only exemplary, and are not the protection domain in order to limit claims by any way.
Refer to that one removably can be mounted to respirator in respirator outside according to " the externally fed unit " for respirator of the present utility model; thus can independently for respirator is powered, and can't help respirator body and accommodation is provided, supports and the electric supply installation of protection.
As Figure 1-5, the externally fed unit 1 for respirator comprises: housing 2, can connect the alternating current input interface of AC power cord 3, can connect the power output interface of direct current cables 4.It is the safeguard structure that respirator is powered independently that housing 2 has for realizing externally fed unit 1, and in housing 2, be provided with accumulator (such as 12V lead-acid accumulator) and the charging module for charging a battery.Charging module can comprise ac/dc (AC/DC) modular converter.By via AC power cord and alternating current input interface input AC electricity (such as 220V alternating current), then via ac/dc modular converter, the alternating voltage of input is converted to the DC voltage of output alternatively, again by charging circuit, can the accumulator in housing 2 be charged.Powered to respirator by power output interface and direct current cables 4.
In the working environment of respirator, often can produce the various liquid such as such as water, ethanol, blood, if the drop contact flowed downward is to the electronic component in externally fed unit 1, will likely cause fault and the damage of externally fed unit 1.In addition, in the work process of outside power supply unit 1, meeting release heat, if can not dispel the heat timely and effectively, by causing the excessive temperature of externally fed unit 1 to raise, also likely causes fault and the damage of externally fed unit 1.Therefore, externally fed unit 1 needs to possess good water proofing property and thermal diffusivity simultaneously.In order to make externally fed unit 1 power to respirator safely, efficiently, it is safeguard structure that respirator is powered independently that housing 2 has for realizing externally fed unit 1.
Preferably, described safeguard structure comprises at least one and can prevent the drop vertically fallen from entering radiator structure and/or at least one interface protection structure of enclosure interior.
Preferably, radiator structure comprises the first radiating part 5, described first radiating part 5 is arranged on front and/or the back side of housing 2, described first radiating part 5 comprises thermovent and is positioned at and blocks flange above described thermovent, described in block flange and to dip down the front and/or the back side that tiltedly protrude from housing 2.Preferably, described first radiating part 5 is arranged on the front of housing 2 and/or the top at the back side.
Preferably, described interface protection structure is included at least one recess 6 that the front of housing 2 and/or the back side are arranged, and described alternating current input interface and described power output interface verticallydownwardly are arranged on the end face of described recess 6.
Preferably, described radiator structure comprises the second radiating part 16, the bottom side of housing 2 is provided with downward opening, so that manually grip, installation and removal externally fed unit, the medial surface of described downward opening is provided with the thermovent of the second radiating part 16, and the thermovent of described second radiating part 16 is blocked by the front of housing 2.
Preferably, be provided with lower flange of the end face protruding from described recess 6 straight down in the periphery of the end face of described recess 6, drop can, along lower flange drippage, avoid drop to flow into alternating current input interface and power output interface thus.
Preferably, at least one recess 6 described comprises the first recess and the second recess, wherein on the front of housing 2, first recess and the second recess are arranged on the both sides of the bottom of housing 2 symmetrically, arrange described alternating current input interface and described power output interface respectively at the end face of the first recess and the second recess, the second radiating part 16 is arranged between the first recess and the second recess.
By the above concrete setting about safeguard structure, improve water proofing property and the thermal diffusivity of externally fed unit of the present utility model further.
Alternatively, or in addition, as shown in Figure 1, externally fed unit 1 also comprises: support 7, described support 7 can by two or more quick lock in securing members 8 on housing 2 rapidly and be fixed to housing 2 removedly, externally fed unit 1 can by support 7 and quick lock in securing member 8 rapidly and be installed in respirator go-cart 9 removedly thus, as by be hereafter described in further detail.By by quick lock in securing member 8 clockwise or rotate counterclockwise 1/4 circle, support 7 can be installed rapidly and be fixed to housing 2 or support 7 is removed from housing 2 rapidly.Particularly, as shown in Figure 1, Figure 3 and Figure 4, quick lock in securing member 8 is the screws being provided with draw ring on nut.By by draw ring pull-up retrotorsion draw ring to make quick lock in securing member 8 clockwise or rotate counterclockwise 1/4 circle, or be spirally connected instrument to make quick lock in securing member 8 clockwise or rotate counterclockwise 1/4 circle by use, support 7 all can be realized to install rapidly be fixed to housing 2 or support 7 is removed from housing 2 rapidly.
The direct current cables 4 being connected to respirator has two kinds of functions: the first, for powering to respirator; The second, for communicating with the central processing unit (CPU) of respirator, thus detect the state of accumulator.As shown in Figure 4, at the far-end of direct current cables 4, the quick lock in connector 15 for being connected to respirator is housed, by by the connector assembly of quick lock in connector 15 manually clockwise or rotate counterclockwise 1/4 circle, can realize direct current cables 4 to the quick connection lock of respirator fixed or Connection Release fast.
Alternatively, or in addition, as shown in Figure 4, externally fed unit 1 also comprises: be arranged on the front surface of housing 2, for showing the film face-plate 10 of the current state of externally fed unit 1.Shown in detailed schematic as top-right in Fig. 4, film face-plate 10 comprises: button 11, alternating current display lamp 12 and accumulator electric-quantity display lamp 13.Alternating current display lamp 12 is used to indicate the LED light whether connecting alternating current, and when connecting alternating current, alternating current display lamp 12 is lighted; When disconnecting alternating current, alternating current display lamp 12 extinguishes.Accumulator electric-quantity display lamp 13 is five LED lights being used to indicate accumulator current residual electricity.When operator want to know accumulator current residual electricity, only need Continued depression button 11 to reach for 3 seconds, the LED light in accumulator electric-quantity display lamp 13 can light for 4 seconds, indicated the dump energy of accumulator thus.The dump energy that the quantity of the LED light lighted is current with accumulator is respectively corresponding.Such as, when accumulator remains the electricity of about >96%, light five LED lights; When accumulator remains the electricity of about >80%, light four LED lights; When accumulator remains the electricity of about >60%, light three LED lights; When accumulator remains the electricity of about >40%, light two LED lights; When accumulator remains the electricity of about >20%, light a LED light; When accumulator remains the electricity of about <20%, LED light is not had to light.
Alternatively, or in addition, as shown in Figure 1 and Figure 4, on the recess 6 of housing 2, immediately below alternating current input interface, power line keeper 14 is provided with, be held in place for by AC power cord, avoid AC power cord unexpectedly to come off, misplace or loose contact.
Preferably, housing 2, by ensureing that the waterproof material of externally fed whole unit heat dispersion is made, guarantees waterproof and the heat dispersion of externally fed unit thus further.
As shown in Figure 2, respirator go-cart 9 can be installed to rapidly and removedly, to transport together with respirator and to use according to the externally fed unit 1 for respirator of the present utility model.Fig. 3 is the scheme of installation that will be installed to according to the externally fed unit 1 for respirator of the present utility model in respirator go-cart 9.As shown in Figure 3, first with screw, support 7 is fastened in respirator go-cart 9.Then, the housing 2 of externally fed unit 1 is placed on support 7, and quick lock in securing member 8 is aimed at the docking port that support 7 is formed.Finally, by by the draw ring pull-up retrotorsion draw ring on quick lock in securing member 8 to make quick lock in securing member 8 clockwise or rotate counterclockwise 1/4 circle, or be spirally connected instrument to make quick lock in securing member 8 clockwise or rotate counterclockwise 1/4 circle by use, complete the operation be installed to rapidly by externally fed unit 1 in respirator go-cart 9.
Respirator comprises power input interface, described power input interface can be connected by the power output interface of cable with externally fed unit 1, respirator comprises is powered by external AC power supply, powered by externally fed unit 1 and to be powered three kinds of power supply modes by respirator internal battery, and respirator can select one or more modes arbitrary to power from described three kinds of power supply modes.Preferably, can arrange input voltage and select module in respirator, when respirator adopts two or more power supply modes to power, described input voltage selects module can select best input voltage from the input voltage on two-way or more road.Module is selected by arranging above-mentioned input voltage, guarantee to use at the same time in alternating current power supply, externally fed unit and respirator internal battery both or three powers to respirator time, all the time only maximum input voltage is supplied to respirator, efficiently and stably works with the machine of ensuring respiration.As shown in Figure 6, input voltage selects module to be used for selecting best input voltage when respirator to connect in external AC power supply, externally fed unit 1 and respirator internal battery arbitrary both or three simultaneously.The 13.5V DC voltage that the 14V DC voltage provided when the 15V DC voltage obtained through ac/dc conversion by alternating current, externally fed unit 1 are in power supply and the internal battery of respirator provide can select three tunnels of module to input as input voltage, and the input of this three tunnel is connected to the Circuits System of respirator respectively through a diode.Utilize the direct current unilaterally connected characteristic of diode, when guaranteeing to use at the same time two-way or the input of three tunnels, only maximum input voltage is supplied to respirator all the time, efficient and stable with the machine work that ensures respiration.
Fig. 7 is according to the block chart for the printed circuit board (PCB) (PCBA) in the externally fed unit of respirator of the present utility model.As shown in Figure 7, the printed circuit board (PCB) be arranged in the housing 2 of externally fed unit 1 comprises alternatively: utilize the charging module that external AC charges a battery, for providing the voltage stabilizing/boost module of regulated output voltage to respirator, and provided the gas gauge circuit of battery condition to respirator by I2C bus.Operate the button 11 on film face-plate 10 as described above, gas gauge circuit can demonstrate the dump energy of accumulator on film face-plate 10.Gas gauge circuit indicates whether to connect alternating current by the alternating current display lamp 12 on film face-plate 10.Gas gauge circuit can carry out work according to voltage/current information.Such as, gas gauge circuit is by carrying out integral operation to judge the electric quantity change of accumulator to electric current.If brownout, then gas gauge circuit judges that the electricity of accumulator exhausts.Whether boosting ON/OFF signal works for controlling booster circuit.
As mentioned above, this utility model provides a kind of externally fed unit for respirator, respirator can be made to keep normal work more than at least 3 hours in without the environment of alternating current, thus can when transporting respirator and in other the job requirement in particular cases meeting respirator well without alternating current.And, according to the externally fed unit for respirator of the present utility model, there is good water proofing property and thermal diffusivity, powering for respirator, period can guarantee the impact of the drop not being subject to vertically whereabouts and ensure good radiating effect, and therefore this externally fed unit can use steadily in the long term.
Although disclose this utility model with reference to some embodiment, under the prerequisite not deviating from scope of the present utility model and category, multiple variants and modifications can be carried out to described embodiment.Therefore, should be appreciated that this utility model is not limited to set forth embodiment, but there is the full breadth limited by the content of claims and the structure of equivalence thereof and scheme.
Reference numerals list:
1 externally fed unit (EBM)
2 housings
3 AC power cords
4 direct current cables
5 first radiating parts
6 recesses
7 supports
8 quick lock in securing members
9 respirator go-carts
10 film face-plates
11 buttons
12 alternating current display lamps
13 accumulator electric-quantity display lamps
14 power line keepers
15 quick lock in connectors
16 second radiating parts
Claims (17)
1. for an externally fed unit for respirator, described externally fed unit comprises: housing, alternating current input interface and power output interface,
It is characterized in that, it is the safeguard structure that respirator is powered independently that described housing has for realizing externally fed unit, and in described housing, is provided with accumulator and for the charging module of described charge in batteries.
2. externally fed unit according to claim 1, is characterized in that, described safeguard structure comprises at least one and can prevent the drop vertically fallen from entering radiator structure and/or at least one interface protection structure of enclosure interior.
3. externally fed unit according to claim 2, it is characterized in that, described radiator structure comprises the first radiating part, described first radiating part is arranged on housing front and/or the back side, described first radiating part comprises thermovent and is positioned at and blocks flange above described thermovent, described in block flange and dip down and tiltedly protrude from housing front and/or the back side.
4. externally fed unit according to claim 3, is characterized in that, described first radiating part is arranged on the top at housing front and/or the back side.
5. the externally fed unit according to claim 2 to 4 any one; it is characterized in that; described interface protection structure is included at least one recess that housing front and/or the back side are arranged, and described alternating current input interface and described power output interface verticallydownwardly are arranged on the end face of described recess.
6. externally fed unit according to claim 5, it is characterized in that, described radiator structure comprises the second radiating part, the bottom side of described housing is provided with downward opening, the medial surface of described downward opening is provided with the thermovent of the second radiating part, and the thermovent of described second radiating part is blocked by the front of housing.
7. externally fed unit according to claim 5, is characterized in that, is provided with lower flange of the end face protruding from described recess straight down in the periphery of the end face of described recess.
8. externally fed unit according to claim 5, it is characterized in that, at least one recess described comprises the first recess and the second recess, wherein on housing front, first recess and the second recess are arranged on the both sides of lower housing portion symmetrically, described alternating current input interface and described power output interface are set respectively at the end face of the first recess and the second recess, between the first recess and the second recess, are provided with the second radiating part.
9. the externally fed unit according to any one in Claims 1-4, is characterized in that, described charging module comprises ac/dc modular converter.
10. the externally fed unit according to any one in Claims 1-4, is characterized in that, is also provided with the voltage stabilizing/boost module for providing regulated output voltage to respirator in described housing.
11. externally fed unit according to any one in Claims 1-4, is characterized in that, be also provided with the gas gauge circuit for providing battery condition to respirator in described housing.
12. externally fed unit according to any one in Claims 1-4, it is characterized in that, described externally fed unit also comprises the film face-plate on the front being arranged on described housing, and described film face-plate comprises: button, be used to indicate the alternating current display lamp whether connecting alternating current and the accumulator electric-quantity display lamp being used to indicate accumulator current residual electricity.
13. externally fed unit according to any one in Claims 1-4, it is characterized in that, described externally fed unit also comprises support, described support can be fixed to described housing removedly by two or more quick lock in securing members on described housing, and described externally fed unit can be installed in respirator go-cart removedly by described support thus.
14. externally fed unit according to any one in Claims 1-4, it is characterized in that, at the far-end of the direct current cables be connected with described power output interface, the quick lock in connector for being connected to respirator being housed, described direct current cables can being connected to respirator removedly by the connector assembly of described quick lock in connector.
15. externally fed unit according to claim 5, is characterized in that, on described recess, the below of described alternating current input interface is provided with power line keeper, is held in place for by AC power cord.
16. 1 kinds of respirators, it is characterized in that, described respirator comprises power input interface, described power input interface can be connected by the power output interface of cable with the externally fed unit according to any one in claim 1 to 14, described respirator comprises three kinds of power supply modes of being powered by external AC power supply, powered by described externally fed unit and powered by respirator internal battery, and described respirator can select one or more modes arbitrary to power from described three kinds of power supply modes.
17. respirators according to claim 16, it is characterized in that, in described respirator, be also provided with input voltage select module, when described respirator adopts two or more power supply modes to power, described input voltage selects module can select best input voltage from the input voltage on two-way or more road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217756.1U CN204864415U (en) | 2015-04-10 | 2015-04-10 | A external power unit and breathing machine for breathing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217756.1U CN204864415U (en) | 2015-04-10 | 2015-04-10 | A external power unit and breathing machine for breathing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204864415U true CN204864415U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520217756.1U Expired - Fee Related CN204864415U (en) | 2015-04-10 | 2015-04-10 | A external power unit and breathing machine for breathing machine |
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| Country | Link |
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| CN (1) | CN204864415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823812A (en) * | 2017-11-30 | 2018-03-23 | 武双富 | A kind of breathing based on BLE bluetooth modules detects intelligent mouth mask |
| WO2020029325A1 (en) * | 2018-08-09 | 2020-02-13 | 高秋燕 | Expansion-proof warning device for storage battery of non-invasive ventilator |
-
2015
- 2015-04-10 CN CN201520217756.1U patent/CN204864415U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823812A (en) * | 2017-11-30 | 2018-03-23 | 武双富 | A kind of breathing based on BLE bluetooth modules detects intelligent mouth mask |
| WO2020029325A1 (en) * | 2018-08-09 | 2020-02-13 | 高秋燕 | Expansion-proof warning device for storage battery of non-invasive ventilator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190410 |