CN205867249U - Protection component , operating means and breathing machine - Google Patents

Protection component , operating means and breathing machine Download PDF

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Publication number
CN205867249U
CN205867249U CN201620606394.XU CN201620606394U CN205867249U CN 205867249 U CN205867249 U CN 205867249U CN 201620606394 U CN201620606394 U CN 201620606394U CN 205867249 U CN205867249 U CN 205867249U
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guard assembly
inner core
pressing type
respirator
main body
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Chinese (zh)
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漆思静
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Abstract

The utility model provides a protection component, operating means and breathing machine, protection component includes: main body frame, main body frame include the frame with set up in be used for transmitting the inner core of pressing force in the frame, and protection sealing member, the protection sealing member include attached in the sealing and the connection of frame the sealing with separation portion between the inner core. The utility model provides a protection component includes main body frame and protection sealing member, will set up through the separation portion who protects the sealing member and keep apart in main body frame top and below, seals through the periphery of sealing with protection component simultaneously to play good dustproof and waterproof effect, avoid liquid and dust to pass through to cause the components and parts damage in protection component gets into the breathing machine.

Description

Guard assembly, operation device and respirator
Technical field
This utility model relates to respiratory therapy field, more particularly to preventing of a kind of operation device for respirator Protecting assembly, there is the operation device of this guard assembly and there is the respirator of this operation device.
Background technology
The development of home ventilator is maked rapid progress, and meets the functional use of some patients to realizing respectively from initial being only capable of Plant the use of different symptoms patient, more till now in addition to the use of basic function, in outward appearance, volume, weight, mode of operation etc. Aspect patient has had bigger selection.Wherein, what patient was the most directly perceived and the most used controls and regulation respirator Operation device, such as button.Operation device is the mutual intermediary of patient and respirator, due to respirator over the course for the treatment of, logical Often need to use water pot or water tank that treatment gas is humidified, so complete machine and the operation availability of device, waterproof, safety Etc. aspect need to consider emphatically.
The operation apparatus function of home ventilator the most on the market is the most single, the function only switched, and Waterproof aspect there may be hidden danger.The operation device of these home ventilator the most all uses plastic parts direct and on circuit board Control key connects, mode of operation or pressing type or rotary.Under non-normal use state, respirator may be caused to intake, make Become the potential safety hazard of the components and parts short circuits etc. such as circuit board.
Therefore, it is necessary to provide the guard assembly of a kind of operation device for respirator, there is the behaviour of this guard assembly Make device and there is the respirator of this operation device, to solve problems as mentioned above at least in part.
Summary of the invention
The problem poor in order to solve the water resistance of the operation device of existing respirator at least in part, this utility model Thering is provided the guard assembly of a kind of operation device for respirator, described guard assembly includes: main body frame, described main body frame Including housing be arranged in described housing for transmission by the inner core of pressure;And protection sealing element, described protection sealing element Including being attached at the sealing of described housing and connecting the isolation part between described sealing and described inner core.
Preferably, described main body frame is made up of light transmissive material, and/or described protection sealing element is by alternatively non-transparent flexible material Make.
Preferably, described inner core is made up of light transmissive material.
Preferably, described protection sealing element is to use the encapsulated parts on described main body frame of encapsulated technique.
Preferably, described main body frame also includes that Flexible Connector, described Flexible Connector are connected to described housing and institute Stating between inner core, described isolation part is attached on described Flexible Connector.
Preferably, described inner core includes: supporting part, and described supporting part is connected to described housing;And power carrier, described Power carrier is arranged on described supporting part, presses pressure for accepting.
Preferably, described inner core also includes that rib, described rib are arranged on the lower surface of described supporting part, and described rib is used In against described controller.
Preferably, described inner core also includes that grab, described grab are arranged on the upper surface of described supporting part.
Preferably, described power carrier includes the ring part of centre and from the outward extending extension in the both sides of described ring part Portion, described ring part is contour with described extension.
According to another aspect of the present utility model, also providing for a kind of operation device for respirator, described operation fills Putting and include: the interface of any one guard assembly, and pressing type operation as above, the clamping of described pressing type operation interface is arranged In the top of described guard assembly, described pressing type operation interface have can area pressed, described can be correspondingly arranged by area pressed Above the inner core of described guard assembly.
Preferably, described can have the mark providing the user with instruction by area pressed, is printing opacity at described mark.
According to another aspect of the present utility model, also providing for a kind of respirator, described respirator includes: shell, described Shell has opening;And any one operates device as above, described operation device is arranged in described shell, described behaviour The described of described pressing type operation interface making device can expose from described opening by area pressed, the protection group of described operation device The sealing of part and described body seal.
Preferably, described respirator also includes controller, and the guard assembly of described operation device seals off described control Device and the pressing type operation interface of described operation device.
The guard assembly that this utility model provides includes main body frame and protection sealing element, by the isolation of protection sealing element Portion will be arranged at above and below main body frame and isolate, and be sealed by the periphery of guard assembly by sealing simultaneously, good to play Good dust and water protection effect, it is to avoid liquid and dust are entered in respirator by guard assembly, cause component damage.
Introducing the concept of a series of reduced form in utility model content, this will enter in detailed description of the invention part One step describes in detail.This utility model content part is not meant to the pass attempting to limit technical scheme required for protection Key feature and essential features, more do not mean that the protection domain attempting to determine technical scheme required for protection.
Below in conjunction with accompanying drawing, describe advantage of the present utility model and feature in detail.
Accompanying drawing explanation
Drawings below of the present utility model is used for understanding this utility model in this as a part of the present utility model.Accompanying drawing In show embodiment of the present utility model and description thereof, be used for explain principle of the present utility model.In the accompanying drawings,
Fig. 1 is operation device and the exploded view of shell of the respirator according to one embodiment of this utility model;
Fig. 2 is that the operation device according to one embodiment of this utility model installs the sectional view to respirator;
Fig. 3 is the partial enlarged drawing of dashed region A in Fig. 2;
Fig. 4 is the axonometric chart at the pressing type operation interface of the operation device according to one embodiment of this utility model;And
Fig. 5 is the exploded view of the guard assembly according to one embodiment of this utility model.
Detailed description of the invention
In the following description, it is provided that substantial amounts of details is so as to understand this utility model up hill and dale.But, ability Field technique personnel it will be seen that, described below exemplarily only shows preferred embodiment of the present utility model, this utility model Can be carried out without one or more such details.Additionally, in order to avoid obscuring with this utility model, for Technical characteristics more well known in the art are not described in detail.
A kind of guard assembly (hereinafter referred to as guard assembly) operating device for respirator of this utility model offer, And there is the operation device of this guard assembly.For the ease of understanding guard assembly structurally and functionally, herein will be first to behaviour Describe with carrying out globality as device.Fig. 1-3 shows the shell 20 according to operation device 10 of the present utility model with respirator Various states, Fig. 4-5 respectively illustrates the operation pressing type operation interface 100 of device 10 and guard assembly 300.
As Figure 1-3, operation device 10 includes pressing type operation interface 100 and guard assembly 300.
Pressing type operation interface 100 is positioned at the top of the controller 40 of respirator.Controller 40 is positioned at the shell of respirator In 20.Controller 40 is for controlling the work of respirator.The work controlling respirator includes controlling the ON/OFF of respirator, control Respirator with which kind of mode of operation and/or control warning that respirator with the work of which kind of power, controls respirator and/or Time delay etc..Controller 40 can be (the most micro-by the various processing apparatus with data-handling capacity and/or instruction execution capability Machine, single-chip microcomputer etc.) realize.Additionally, controller 40 can also be realized by the various circuit with control and regulation ability.
Pressing type operation interface 100 overlay controller 40.It is provided with on the shell 20 of respirator and can expose operation device The opening 30 at the pressing type operation interface 100 of 10.Pressing type operation interface 100 have can area pressed 120, as shown in Figure 4.Open Mouth 30 exposes this can area pressed 120.Described can area pressed 120 for receive user by pressure and by this by pressure transmission To controller 40.Thus, it is possible to touch control controller 40.User's pressing can zones of different in area pressed 120 or use difference Pressing mode, the control to respirator can be completed.When this operation device 10 is installed to respirator, pressing type operation circle Can exposing from opening 30 by area pressed 120 of face 100.Pressing type operation interface 100 clamping is arranged at the upper of guard assembly 300 Side.This can the lower section of area pressed 120, pressing type operation interface 100 also has attachment structure 140 (see Fig. 4), as hereinafter will Describing, pressing type operation interface 100 is arranged on the top of guard assembly 300 by this attachment structure 140 clamping.
Pressing type operation interface 100 can have the mark providing the user with instruction on area pressed, such as with pattern and/ Or the mode of word provides the option of operation of prompting, in order to which kind of pressing operation prompting user performs and can realize desired merit Energy.User can press behaviour accordingly according to the mark on pressing type operation interface 100 on pressing type operation interface 100 Make, to complete the control to respirator.
After assembling, guard assembly 300 is arranged between controller 40 and pressing type operation interface 100, as Figure 2-3. Guard assembly 300 can include main body frame 320 and protection sealing element 340.
Main body frame 320 includes housing 322 and inner core 324.
Inner core 324 is arranged in housing 322, presses pressure for transmission.This inner core 324 is positioned at control in the assembled state Between device 40 and pressing type operation interface 100.Pressing type operation interface 100 can be correspondingly arranged at guard assembly by area pressed The top of the inner core 324 of 300.What pressing type operation interface 100 was received by inner core 324 is transferred to controller 40 by pressure.In Core can have various structure, as long as being capable of its function.
Housing 322 is rigidity.After assembling, housing 322 is positioned at the lower section of the shell 20 of respirator, with the shell of respirator Protection sealing element 340 is clamped in centre by 20 together.As can be seen here, housing 322 is fixed mainly as the installation of guard assembly 300 Part.Housing 322 does not changes shape with the pressing of user.Housing 322 is generally rectangular frame.Inner core 324 It is arranged on the hollow part of the zone line of housing 322.By pressure, inner core 324 is swung up and down as such, it is possible to based on user. And housing 322 not with user by pressure oscillating.
Alternatively, main body frame 320 also includes Flexible Connector 326.Flexible Connector 326 is connected to housing 322 and interior Between core 324.Flexible Connector 326 is connected to the side of inner core 324.In order to ensure stress equalization, the number of Flexible Connector 326 Amount can be multiple, such as two shown in figure.Flexible Connector 326 can be to be connected between housing 322 and inner core 324 Slice.Rely on the structural elasticity of Flexible Connector 326, by user's can execute by area pressed 120 pressing type operation interface 100 Add is transferred to inner core 324 by pressure.The bottom of inner core 324 is against controller 40, and then will be transferred to controller 40 by pressure (specifically, be to be transferred to control key luminous body 44), with touch control controller 40.
Guard assembly 300 can seal off controller 40 and pressing type operation interface 100.Guard assembly 300 is controlling Sealing function is played, to prevent liquid and dust from arriving controller by this gap between device 40 and pressing type operation interface 100 40, cause controller 40 to lose efficacy.In addition, when this operation device 10 is arranged on respirator, guard assembly 300 can also Realize sealing with the shell 20 of respirator, to prevent liquid and dust from being entered by the gap between operation device 10 and shell 20 In respirator.Guard assembly 300 is in addition to having the function sealing waterproof and dustproof, additionally it is possible to by controller 40 and pressing type Operation interface 100 keeps apart.What pressing type operation interface 100 received can be transferred to control by guard assembly 300 by pressure Device 40 processed, hereinafter will combine a preferred embodiment to describe this function at pressing type operation interface 100.
In a preferred embodiment, controller 40 can include circuit board assemblies 42 and control key luminous body 44, such as Fig. 1 Shown in.Circuit board assemblies 42 has the adjusting control circuit of the function for realizing respirator.Control key luminous body 44 is connected to Circuit board assemblies 42.Control key luminous body 44 is positioned at the underface at pressing type operation interface 100.When pressing type operation interface 100 Time depressed, control key luminous body 44 is pressed.Control key luminous body 44 receives according to pressing type operation interface 100 Carry out touch-control circuit board component 42 by pressure.On the other hand, control key luminous body 44 can be sent out light instruction.Control key is luminous Body 44 such as includes LED.Owing to respirator generally uses at night, now insufficient light, operate relatively difficulty. Control key luminous body 44 can be controlled by circuit board assemblies 42, receives the pressing behaviour of user at pressing type operation interface 100 When making, circuit board assemblies 42 control to send light instruction.The instruction of described light can be single.Such as, at pressing type operation circle Having in the case of providing the user with the mark (such as word and/or pattern) of instruction on face 100, light instruction can be only used for shining Bright pressing type operation interface 100 can area pressed 120, in order to user can see that these identify.Alternatively, described light refers to Show it can also is to change according to the different pressing operations of user.Such as, according to the option of operation of user, illuminate pressing type behaviour That makees interface 100 can diverse location on area pressed 120, in order to user can see and use on pressing type operation interface 100 The mark of family expectation pressing.It addition, control key luminous body 44 is in addition to above-mentioned illumination functions, it is also possible to provide option of operation letter Breath.Such as, control key luminous body 44 can send the light of different colours or display pattern and/or word, transmits corresponding Information, provides the user with instruction, it is simple to be conducive to while user operation using under low light environment.
In above preferred embodiment, further, pressing type operation interface 100 can on area pressed 120, be used for It is printing opacity that user provides at the mark of instruction, as shown in Figure 4.Other regions in addition at mark can use at backlight Reason, in order to the instruction of light that control key luminous body 44 sends can through the transmission region at mark, allow users to see by Mark on pressure type operation interface 100.As example, pressing type operation interface 100 can be made up of light transmissive material, it is not necessary to printing opacity Region can by use such as coating alternatively non-transparent coating in the way of carry out backlight process.It addition, user also will be at pressing type operation Interface 100 can apply on area pressed 120 to press pressure, therefore, this can area pressed 120 by the material that can produce elastic deformation Material and structure are made, such as rubber, plastics, silica gel etc..Pressing type operation interface 100 also will be with other portions of operation device 10 Part connects, and therefore, the periphery of area pressed 120 can be additionally provided with and have the attachment structure 140 of certain rigidity.Attachment structure 140 can with can form by area pressed 120, it is also possible to split links together after being formed.When both bodily form Cheng Shi, in order to ensure attachment structure 140 rigidity and can the elasticity of area pressed 120, attachment structure 140 can have relatively Thick thickness, and can have relatively thin thickness by area pressed 120.
Owing to control key luminous body 44 is arranged on the lower section of main body frame 320, it is therefore preferred that main body frame 320 is by thoroughly Luminescent material is made.Main body frame 320 may be integrally formed, such as, formed by plastic material.Main body frame 320 plays transmission Power and the effect of printing opacity.In above preferred embodiment, owing to housing 322 divides mainly as mounting part, it is positioned at respirator The lower section of shell 20, therefore it is further preferred that inner core 324 is made up of light transmissive material.Housing 322 can be by alternatively non-transparent material Make.
Protection sealing element 340 primarily serves the effect of water proof and dust proof.Protection sealing element 340 is fabricated from a flexible material, such as Silica gel, rubber etc..Preferably, protection sealing element 340 is made up of alternatively non-transparent flexible material, to prevent control key luminous body 44 from sending Light cast out from the gap between operation device 10 and the shell 20 of respirator, and affect the visual experience of user.Protection Sealing member 340 is connected between inner core 324 and housing 322, and protection sealing element 340 seals off housing 322 and inner core 324, as shown in Figures 3 and 5.Protection sealing element 340 can include sealing 342 and isolation part 344.Outside sealing 342 is attached at Frame 322.After assembling, sealing 342 can be between pressing type operation interface 100 and guard assembly 300 and shell 20 is with anti- Formed between protecting assembly 300 and seal.Isolation part 344 is connected between sealing 342 and inner core 324.Isolation part 344 can seal Gap between housing 322 and inner core 324, plays the effect of water proof and dust proof.Additionally, isolation part 344 can also isolate housing 322 With inner core 324 so that after pressing type operation interface 100 will be transferred to inner core 324 by pressure, can partly store protection close In sealing 340, it is to avoid housing 322 is affected by pressure by this.As example, protection sealing element 340 can be fabricated to outward The shape that gap between frame 322 and inner core 324 matches, such as generally in annular.Annular involved by Ben Wen includes circle Annular, side's annular, oval ring etc..The inner periphery and the outer periphery of described annular respectively by with inner core 324 and the edge of housing 322 Nested mode is connected to inner core 324 and housing 322.Coupled together by thin layer between the inner periphery and the outer periphery of described annular.Preferably Ground, protection sealing element 340 is to use the encapsulated parts on main body frame 340 of encapsulated technique.First described encapsulated technique refer to The mode using such as injection mo(u)lding forms main body frame 340, and then main body frame 340 is put into injection fluid material in mould Material, is connected to after fluent material solidification between the gap of main body frame 340, forms protection sealing element 340.Tribute of the present utility model Offer and be not intended to encapsulated technique itself, this protection sealing element 340 can use existing and following be likely to occur various encapsulated Technique is formed, and in order to avoid obscuring, will not it be described in further detail herein.
Additionally, in the case of housing 322 and inner core 324 only rely on tiny Flexible Connector 326 connection, life-time service Easily lead to Flexible Connector 326 fatigue and damage.Protection sealing element 340 is connected between inner core 324 and housing 322 also may be used To share the power that Flexible Connector 326 bears, extend the service life of Flexible Connector 326.Further, each due to inner core 324 Individual direction stress equalization, resilience is preferable, it is provided that good pressing feel.Preferably, the isolation of protection sealing element 340 Portion 344 is attached on Flexible Connector 326.Specifically, protection sealing element 340 wraps up Flexible Connector 326, in order to elasticity Connector 326 provides further protection.
The upper surface of the sealing 342 of protection sealing element 340 can be provided with the sealed muscle of projection.By sealed muscle with exhale The shell 20 of suction machine is formed and seals.When operating device and installing to the shell 20 of respirator, all parts of preventer is equal It is positioned at the inner side of the shell 20 of respirator.The sealing 342 of protection sealing element 340 is formed close from the inner side of shell 20 with shell 20 Envelope.Main body frame 320 is connected with each other with pressing type operation interface 100 (such as by grab 324a and bayonet socket 160) so that seal Muscle is close to the inwall of shell 20, plays sealing function.
Grab 324a is arranged on main body frame 320, and specifically, inner core 324 includes that grab 324a, grab 324a are positioned at The top of inner core 324, and towards pressing type operation interface 100, to snap into pressing type operation interface 100.At pressing type operation Bayonet socket 160 it is provided with on interface 100.Grab 324a can snap in bayonet socket 160 along direction from bottom to top.So, inner core 324 can be connected to pressing type operation interface 100, to ensure to press the smooth transmission of pressure.Opening on shell 20 can be down The T-shaped opening put.The edge at pressing type operation interface 100 can be stuck on T-shaped opening.Sealing due to protection sealing element 340 Shell 20 is close in portion 342 so that main body frame 320 produces pulling force to pressing type operation interface 100, and then makes operation device firm Be maintained in shell 20, what shell 20 only exposed pressing type operation interface 100 can area pressed.
It is further preferred that as it is shown in figure 5, inner core 324 can include supporting part 324b and power carrier 324c.Supporting part 324b is as the load bearing component of inner core 324, for carrying other parts of inner core 324.Grab 324a mentioned above can set Putting on supporting part 324b, specifically, grab 324a is arranged on the upper surface of supporting part 324b.Supporting part 324b such as passes through bullet Property connector 326 is connected to housing 322.Power carrier 324c is arranged on supporting part 324b, is used for accepting pressing type operation circle Face 100 receive by pressure.Power carrier 324c is spaced apart with pressing type operation interface 100, as shown in Figure 3.So, user Need to press certain depth could respirator be operated, to prevent unexpected pressing type operation interface 100 of touching from causing breathing Machine carries out less desirable action.Alternatively, power carrier 324c includes the ring part of centre and two epitaxial lateral overgrowths from ring part The extension stretched.Ring part is contour with extension.Middle ring part is corresponding to the on & off switch on pressing type operation interface 100. Owing on & off switch is commonly used button, the part corresponding on & off switch of power carrier 324c is arranged to annular and ring The both sides in shape portion arrange extension, and pressing type operation interface 100 can provide uniform support force, on the one hand can protect and press Pressure type operation interface 100, on the other hand can provide good feel.It should be noted that for having different operating option Pressing type operation interface 100, supporting part 324b can have other structures with matching, they not carried out one One enumerates.
Further, inner core 324 also includes rib 324d.Rib 324d is arranged on the lower surface of supporting part 324b.Rib 324d is against controller 40.Rib 324d can be one or more.Rib 324d can be by between inner core 324 and controller 40 Contact be converted into linear contact lay or point cantact, it is to avoid the high requirement that the flatness of contact surface is proposed by face contact, reduce Difficulty of processing and assembling difficulty so that the stress equalization of each contact portion between inner core 324 and controller 40.
According to another aspect of the present utility model, also provide for a kind of respirator.This respirator includes mentioned above A kind of operation device 10.The shell 20 of respirator has opening 30.Operation device 10 is arranged in shell 20.Operation device 10 Can being exposed by opening 30 by area pressed 120 of pressing type operation interface 100.The sealing of the guard assembly 300 of operation device 10 342 seal with shell 20.Associated components about operation device and respirator is referred to the description of appropriate section above, herein In order to succinctly will not be discussed further.
This utility model is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is simply For citing and descriptive purpose, and it is not intended to be limited in described scope of embodiments this utility model.In addition ability Field technique personnel are it is understood that this utility model is not limited to above-described embodiment, according to teaching of the present utility model also More kinds of variants and modifications can be made, these variants and modifications all fall within this utility model scope required for protection with In.Protection domain of the present utility model is defined by the appended claims and equivalent scope thereof.

Claims (13)

1. the guard assembly for the operation device of respirator, it is characterised in that described guard assembly includes:
Main body frame, described main body frame includes housing and is arranged in described housing for transmission by the inner core of pressure;And
Protection sealing element, described protection sealing element includes the sealing being attached at described housing and connects described sealing and institute State the isolation part between inner core.
2. guard assembly as claimed in claim 1, it is characterised in that described main body frame is made up of light transmissive material, and/or institute State protection sealing element to be made up of alternatively non-transparent flexible material.
3. guard assembly as claimed in claim 1, it is characterised in that described inner core is made up of light transmissive material.
4. guard assembly as claimed in claim 1, it is characterised in that described protection sealing element for use encapsulated technique encapsulated Parts on described main body frame.
5. guard assembly as claimed in claim 1, it is characterised in that described main body frame also includes Flexible Connector, described Flexible Connector is connected between described housing and described inner core, and described isolation part is attached on described Flexible Connector.
6. guard assembly as claimed in claim 1, it is characterised in that described inner core includes:
Supporting part, described supporting part is connected to described housing;And
Power carrier, described power carrier is arranged on described supporting part, presses pressure for accepting.
7. guard assembly as claimed in claim 6, it is characterised in that described inner core also includes that rib, described rib are arranged on The lower surface of described supporting part, described rib is for against controller.
8. guard assembly as claimed in claim 6, it is characterised in that described inner core also includes that grab, described grab are arranged on The upper surface of described supporting part.
9. guard assembly as claimed in claim 6, it is characterised in that described power carrier includes the ring part of centre and from institute Stating the outward extending extension in both sides of ring part, described ring part is contour with described extension.
10. the operation device for respirator, it is characterised in that described operation device includes:
Guard assembly as claimed in any one of claims 1-9 wherein, and
Pressing type operation interface, described pressing type operation interface clamping is arranged at the top of described guard assembly, described pressing type Operation interface have can area pressed, described can be correspondingly arranged at the top of described inner core of described guard assembly by area pressed.
11. operate device as claimed in claim 10, it is characterised in that described can have and provide the user with instruction by area pressed Mark, be printing opacity at described mark.
12. 1 kinds of respirators, it is characterised in that described respirator includes:
Shell, described shell has opening;And
Operation device as described in claim 10 or 11, described operation device is arranged in described shell, described operation device The described of described pressing type operation interface can expose from described opening by area pressed, the described guard assembly of described operation device Described sealing and described body seal.
13. respirators as claimed in claim 12, it is characterised in that described respirator also includes controller, described operation fills The described guard assembly put seals off the described pressing type operation interface of described controller and described operation device.
CN201620606394.XU 2016-06-16 2016-06-16 Protection component , operating means and breathing machine Active CN205867249U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201620606394.XU CN205867249U (en) 2016-06-16 2016-06-16 Protection component , operating means and breathing machine

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Publication Number Publication Date
CN205867249U true CN205867249U (en) 2017-01-11

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Application Number Title Priority Date Filing Date
CN201620606394.XU Active CN205867249U (en) 2016-06-16 2016-06-16 Protection component , operating means and breathing machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106075682A (en) * 2016-06-16 2016-11-09 漆思静 Guard assembly, operation device and respirator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106075682A (en) * 2016-06-16 2016-11-09 漆思静 Guard assembly, operation device and respirator
CN106075682B (en) * 2016-06-16 2019-09-10 漆思静 Guard assembly, operating device and ventilator

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