CN210096631U - Automatic inflatable anaesthetic mask - Google Patents
Automatic inflatable anaesthetic mask Download PDFInfo
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- CN210096631U CN210096631U CN201920167446.1U CN201920167446U CN210096631U CN 210096631 U CN210096631 U CN 210096631U CN 201920167446 U CN201920167446 U CN 201920167446U CN 210096631 U CN210096631 U CN 210096631U
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Abstract
The utility model discloses an automatic inflatable anaesthetic mask, which is provided with a mask body, a connecting part, an annular air bag and an inflation joint, wherein the mask body is provided with an anaesthetic pipe orifice, the edge of the mask body is fixedly connected with the front end part of the annular air bag through the connecting part, the inflation joint is communicated with the annular air bag, a quantitative inflation device is also arranged, the quantitative inflation device stores compressed gas, and the quantitative inflation device can actively control whether the compressed gas is released from a gas outlet of the quantitative inflation device; and the air outlet of the quantitative inflating device can be communicated with the inflating joint, so that the quantitative inflating device can quantitatively inflate the annular air bag with gas by releasing the compressed gas. The utility model discloses can carry out automatic charging to annular gasbag with nontoxic tasteless compressed gas ration, have the advantage of aerifing fast, convenience safe in utilization. The utility model discloses a quantitative aerating device can include integral type aerating device and/or insert formula aerating device soon, and the mode of inflation is nimble convenient.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to automatic inflatable anaesthetic mask.
Background
The anaesthetic mask can be used for anaesthetic breathing resuscitation and operation, and can be used for oxygen inhalation and auxiliary ventilation of general patients, the anaesthetic mask is mostly used in an operating room and an emergency department, in order to relieve the pain of patients, especially infants, in the operation process and ensure that the operation can be smoothly carried out, the patients need to be anaesthetized, except for intravenous injection of anaesthetic, some operations also need to adopt the anaesthetic mask, the air bag part of the anaesthetic mask in the prior art is made of PVC paste resin and a large amount of plasticizer, the air tightness is low, the anaesthetic mask is inflated during production, most of the anaesthetic mask does not have air or reaches the amount of air which cannot meet normal use due to natural leakage of air when in use, an inflating tool is required to be found for manual inflation before use, and the work inconvenience in the emergency operation is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides an automatic inflatable anaesthetic mask, which solves the problem that the air bag of the existing anaesthetic mask needs to be inflated manually by an inflating tool.
Solve above-mentioned technical problem, the utility model discloses the technical scheme who adopts as follows:
an automatic inflatable anaesthetic mask is provided with a mask body, a connecting part, an annular air bag and an inflating joint, wherein the mask body is provided with an anaesthetic pipe orifice for introducing anaesthetic gas, the edge of the mask body is fixedly connected with the front end part of the annular air bag through the connecting part, the inflating joint is communicated with the annular air bag, and the rear end part of the annular air bag can form a curved surface shape which is attached to the face of a mask user after the annular air bag is quantitatively inflated with gas; the method is characterized in that: the automatic inflatable anaesthetic mask is also provided with a quantitative inflating device, the quantitative inflating device stores compressed gas and can actively control whether the compressed gas is released from a gas outlet of the quantitative inflating device; and the air outlet of the quantitative inflating device can be communicated with the inflating joint, so that the quantitative inflating device can quantitatively inflate the annular airbag with gas by releasing the compressed gas.
As a preferred embodiment of the present invention: the quantitative inflation device comprises an integrated inflation device, the integrated inflation device is provided with a fixed gas storage tank, an inflation valve and an air pipe, the compressed gas is stored in the fixed gas storage tank, and one end of the air pipe is connected with an air outlet of the fixed gas storage tank through the inflation valve; the air charging connector is provided with a fixed charging port, and the other end of the air pipe is used as an air outlet of the quantitative air charging device and is fixedly connected with the fixed charging port of the air charging connector.
As a preferred embodiment of the present invention: the quantitative inflating device comprises a quick-inserting inflating device, and the quick-inserting inflating device is provided with a movable gas storage tank, an air outlet piston, an air outlet sealing ring and an air outlet reset spring; a storage tank clapboard is arranged in the inner cavity of the movable gas storage tank and divides the inner cavity of the movable gas storage tank into a storage tank inner cavity front space and a storage tank inner cavity rear space, the storage tank clapboard is provided with a storage tank clapboard through hole which is coaxial with an air outlet pipe opening of the movable gas storage tank, and the air outlet pipe opening, the storage tank inner cavity front space, the storage tank clapboard through hole and the storage tank inner cavity rear space are sequentially communicated; the air outlet piston consists of an air outlet piston rod and an air outlet piston boss, the air outlet piston boss is arranged in the middle of the side face of the air outlet piston rod, the air outlet piston boss is positioned in the front space of the inner cavity of the storage tank, the outer end part of the air outlet piston rod extends into the opening part of the air outlet pipe, and the inner end part of the air outlet piston rod extends into the rear space of the inner cavity of the storage tank through the through hole of the storage tank clapboard; the air outlet sealing ring is fixed on the outer end face of the air outlet piston boss and arranged around the outer end portion of the air outlet piston rod, the air outlet reset spring is sleeved outside the inner end portion of the air outlet piston rod and abuts against the space between the inner end face of the air outlet piston boss and the storage tank partition plate, so that the air outlet reset spring can press the air outlet sealing ring on the inner cavity wall of the movable gas storage tank through the air outlet piston boss so as to seal compressed gas stored in the inner cavity of the movable gas storage tank;
the inflation connector is provided with a connector pipe body, an air inlet piston, an air inlet sealing ring and an air inlet return spring, the connector pipe body is composed of an air inlet pipe opening part and a connector base, the air inlet pipe opening part is arranged on the outer end face of the connector base, and the connector base is provided with an air inlet pipeline used for communicating a pipe cavity of the air inlet pipe opening part with the annular air bag; a joint clapboard is arranged in the pipe cavity at the opening part of the air inlet pipe, the pipe cavity at the opening part of the air inlet pipe is divided into a pipe cavity front space and a pipe cavity rear space by the joint clapboard, the joint clapboard is provided with a joint clapboard through hole coaxial with the air inlet pipeline of the joint base, and the pipe cavity front space, the joint clapboard through hole, the pipe cavity rear space and the air inlet pipeline are sequentially communicated; the air inlet piston consists of an air inlet piston rod and an air inlet piston boss, the air inlet piston boss is arranged in the middle of the side face of the air inlet piston rod, the air inlet piston boss is positioned in the rear space of the pipe cavity, the outer end part of the air inlet piston rod extends into the front space of the pipe cavity through the joint clapboard through hole, and the inner end part of the air inlet piston rod extends into the air inlet pipeline; the air inlet sealing ring is fixed on the outer end face of the air inlet piston boss and sleeved on the outer end portion of the air inlet piston rod, and the air inlet return spring is sleeved outside the inner end portion of the air inlet piston rod and abuts against between the inner end face of the air inlet piston boss and the joint base, so that the air inlet return spring can press the air inlet sealing ring on the inner side face of the joint partition plate through the air inlet piston boss to seal a joint partition plate through hole in the joint partition plate;
and the outer diameter of the air inlet piston rod is smaller than the inner diameter of the air outlet pipe opening part, and the air outlet pipe opening part of the quick-insertion type inflating device can be inserted into the front space of the pipe cavity of the inflating joint and is tightly attached to the front space of the pipe cavity, so that: the outer end part of the air inlet piston rod pushes the air outlet piston to overcome the spring force of the air outlet reset spring to move towards the rear space of the inner cavity of the storage tank, the air inlet piston is pushed reversely to overcome the spring force of the air inlet reset spring to move towards the air inlet pipeline, and compressed air stored in the inner cavity of the movable air storage tank sequentially passes through the pipe cavity at the opening part of the air outlet pipe, the pipe cavity at the opening part of the air inlet pipe and the air inlet pipeline to enter the annular air bag.
Among them, preferred are: and a limiting block is arranged on the side wall of the outer end part of the air inlet piston rod.
As a preferred embodiment of the present invention: the connecting part is an air cushion; the inflation joint is connected to the air cushion and communicated with the annular air bag through the air cushion.
Among them, preferred are: the connecting portion is integrally formed with the annular air bag.
As a preferred embodiment of the present invention: the mask body is provided with a fixing ring surrounding the inflation connector, and the fixing ring is used for connecting a rubber band.
Compared with the prior art, the utility model discloses following beneficial effect has:
first, the utility model discloses be equipped with quantitative aerating device, it can carry out automatic charging to annular gasbag with nontoxic tasteless compressed gas ration, has the advantage of aerifing fast, convenience safe in utilization.
Second, the utility model discloses can be before the use rethread ration aerating device is quick aerify annular gasbag to, need not to aerify annular gasbag when packing, the vanning volume is very little, can effectively reduce the cost of transportation.
Third, the utility model discloses a quantitative aerating device can include integral type aerating device and/or insert formula aerating device soon, and the mode of inflation is nimble convenient.
Fourth, the utility model discloses an insert formula aerating device soon, can fill repeatedly into and release compressed gas, the cooperation the utility model discloses the inflation joint who adopts can be repeated aerify and exit annular gasbag.
Drawings
The invention will be described in further detail with reference to the following drawings and specific embodiments:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a sectional view of an inflation connector according to a third embodiment of the present invention, that is, a sectional view of a portion a of fig. 1;
FIG. 3 is a sectional view of a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention in use.
Detailed Description
The invention will be further described with reference to the following examples:
example one
As shown in fig. 1 to 4, the utility model discloses an automatic inflatable anaesthetic mask, be equipped with face guard body 1, connecting portion 2, annular gasbag 3 and inflation joint 4, be equipped with the anesthetic mouth of pipe 5 that is used for letting in anaesthetic gas on face guard body 1, the edge of face guard body 1 passes through connecting portion 2 with the preceding end connection of annular gasbag 3 is fixed, inflation joint 4 with annular gasbag 3 is linked together, and annular gasbag 3 is by the quantitative back of filling into gas, the rear end of annular gasbag 3 can form the curved surface shape of laminating face guard user face.
The automatic inflatable anaesthetic mask is also provided with a quantitative inflating device, the quantitative inflating device stores compressed gas and can actively control whether the compressed gas is released from a gas outlet of the quantitative inflating device; and the air outlet of the quantitative inflation device can be communicated with the inflation joint 4, so that the quantitative inflation device can quantitatively inflate the annular airbag 3 with gas by releasing the compressed gas. Wherein, the compressed gas can be compressed air, compressed nitrogen and other nontoxic and tasteless compressed gases.
Example two
On the basis of the first embodiment, the second embodiment further adopts the following preferred structure:
as shown in fig. 1 and 2, the quantitative inflation device comprises an integrated inflation device 6, the integrated inflation device 6 is provided with a fixed gas storage tank 6-1, an inflation valve 6-2 and a gas pipe 6-3, the fixed gas storage tank 6-1 stores the compressed gas, and one end of the gas pipe 6-3 is connected with a gas outlet of the fixed gas storage tank 6-1 through the inflation valve 6-2; the inflation connector 4 is provided with a fixed inflation inlet 4a, and the other end of the air pipe 6-3 is used as an air outlet of the quantitative inflation device and is fixedly connected with the fixed inflation inlet 4a of the inflation connector 4.
When the automatic inflatable anaesthetic mask of this embodiment is used, the inflation valve 6-2 is opened, compressed gas in the fixed gas storage tank 6-1 can pass through the inflation connector 4 enters into the annular gasbag 3, and the annular gasbag 3 is inflated with gas in a quantitative manner, so that the rear end part of the annular gasbag 3 forms the curved surface shape of the face of the user of the adhering mask, and the patient is ensured to wear the automatic inflatable anaesthetic mask of the utility model discloses a during the use, the annular gasbag 3 can be closely adhered to the face of the patient, so that the anesthetic gas is introduced.
EXAMPLE III
On the basis of the first embodiment, the third embodiment further adopts the following preferred structure:
as shown in fig. 2 to 4, the quantitative inflator includes a quick-insertion type inflator 7, and the quick-insertion type inflator 7 is provided with a movable gas storage tank 7-1, a gas outlet piston 7-2, a gas outlet sealing ring 7-3 and a gas outlet return spring 7-4; a storage tank clapboard 7-11 is arranged in the inner cavity of the movable gas storage tank 7-1, the storage tank clapboard 7-11 divides the inner cavity of the movable gas storage tank 7-1 into a storage tank inner cavity front space 7-1a and a storage tank inner cavity rear space 7-1b, the storage tank clapboard 7-11 is provided with a storage tank clapboard through hole 7-11a which is coaxial with an air outlet pipe opening part 7-12 of the movable gas storage tank 7-1, and the air outlet pipe opening part 7-12, the storage tank inner cavity front space 7-1a, the storage tank clapboard through hole 7-11a and the storage tank inner cavity rear space 7-1b are sequentially communicated; the air outlet piston 7-2 is composed of an air outlet piston rod 7-21 and an air outlet piston boss 7-22, the air outlet piston boss 7-22 is arranged in the middle of the side face of the air outlet piston rod 7-21, the air outlet piston boss 7-22 is positioned in the front space 7-1a of the inner cavity of the storage tank, the outer end part 7-21a of the air outlet piston rod 7-21 extends into the air outlet pipe opening part 7-12, and the inner end part 7-21b of the air outlet piston rod 7-21 extends into the rear space 7-1b of the inner cavity of the storage tank through the through hole 7-11a of the storage tank clapboard; the air outlet sealing ring 7-3 is fixed on the outer end face of the air outlet piston boss 7-22 and arranged around the outer end 7-21a of the air outlet piston rod 7-21, and the air outlet return spring 7-4 is sleeved outside the inner end 7-21b of the air outlet piston rod 7-21 and abuts against between the inner end face of the air outlet piston boss 7-22 and the storage tank partition plate 7-11, so that the air outlet return spring 7-4 can press the air outlet sealing ring 7-3 on the inner cavity wall of the movable gas storage tank 7-1 through the air outlet piston boss 7-22 to seal the compressed gas stored in the inner cavity of the movable gas storage tank 7-1;
the inflation connector 4 is provided with a connector pipe body, an air inlet piston 4-3, an air inlet sealing ring 4-4 and an air inlet return spring 4-5, the connector pipe body is composed of an air inlet pipe opening part 4-1 and a connector base 4-2, the air inlet pipe opening part 4-1 is arranged on the outer end face of the connector base 4-2, and the connector base 4-2 is provided with an air inlet pipeline 4-2a for communicating a pipe cavity of the air inlet pipe opening part 4-1 with the annular air bag 3; a joint clapboard 4-11 is arranged in the pipe cavity of the inlet pipe opening part 4-1, the joint clapboard 4-11 divides the pipe cavity of the inlet pipe opening part 4-1 into a pipe cavity front space 4-1a and a pipe cavity rear space 4-1b, the joint clapboard 4-11 is provided with a joint clapboard through hole 4-11a which is coaxial with the inlet pipeline 4-2a of the joint base 4-2, and the pipe cavity front space 4-1a, the joint clapboard through hole 4-11a, the pipe cavity rear space 4-1b and the inlet pipeline 4-2a are sequentially communicated; the air inlet piston 4-3 is composed of an air inlet piston rod 4-31 and an air inlet piston boss 4-32, the air inlet piston boss 4-32 is arranged in the middle of the side face of the air inlet piston rod 4-31, the air inlet piston boss 4-32 is positioned in the rear space 4-1b of the pipe cavity, the outer end part 4-31a of the air inlet piston rod 4-31 extends into the front space 4-1a of the pipe cavity through the joint partition plate through hole 4-11a, and the inner end part 4-31b of the air inlet piston rod 4-31 extends into the air inlet pipeline 4-2 a; the air inlet sealing ring 4-4 is fixed on the outer end face of the air inlet piston boss 4-32 and sleeved on the outer end portion 4-31a of the air inlet piston rod 4-31, and the air inlet return spring 4-5 is sleeved outside the inner end portion 4-31b of the air inlet piston rod 4-31 and abutted between the inner end face of the air inlet piston boss 4-32 and the joint base 4-2, so that the air inlet return spring 4-5 can press the air inlet sealing ring 4-4 on the inner side face of the joint partition plate 4-11 through the air inlet piston boss 4-32 to plug the joint partition plate through hole 4-11a on the joint partition plate 4-11;
and the outer diameter of the air inlet piston rod 4-31 is smaller than the inner diameter of the air outlet port part 7-12, the air outlet port part 7-12 of the quick-insertion type inflating device 7 can be inserted into the lumen front space 4-1a of the inflating joint 4 and is tightly attached to the lumen front space 4-1a, so that: the outer end part 4-31a of the air inlet piston rod 4-31 pushes the air outlet piston 7-2 to move towards the storage tank inner cavity rear space 7-1b by overcoming the spring force of the air outlet return spring 7-4, and the air inlet piston 4-3 is pushed reversely to move towards the air inlet pipeline 4-2a by overcoming the spring force of the air inlet return spring 4-5, so that the compressed air stored in the inner cavity of the movable air storage tank 7-1 sequentially passes through the pipe cavity of the air outlet pipe opening part 7-12, the pipe cavity of the air inlet pipe opening part 4-1 and the air inlet pipeline 4-2a to enter the annular air bag 3.
Among them, preferred are: the side wall of the outer end 4-31a of the air inlet piston rod 4-31 is provided with a limiting block 4-33, so that the outer end 4-31a of the air inlet piston rod 4-31 is prevented from completely entering the rear space 4-1b of the pipe cavity when being pressed.
When the automatic inflatable anaesthetic mask of the embodiment is used, the outlet pipe mouth part 7-12 of the quick-inserting type aerating device 7 is inserted into the pipe cavity front space 4-1a of the aerating joint 4, the compressed gas in the active gas storage tank 7-1 can pass through the aerating joint 4 to enter the annular gasbag 3, so that the annular gasbag 3 is aerated quantitatively, the rear end part of the annular gasbag 3 forms the curved surface shape of the face of a user of the adhering mask, and the patient is ensured to wear the automatic inflatable anaesthetic mask of the utility model discloses a during the automatic inflatable anaesthetic mask, the annular gasbag 3 can be closely adhered to the face of the patient, so that the anaesthetic gas can be introduced.
In addition, the gas filled in the annular air bag 3 can be deflated through the inflation joint 4 by manually pressing the outer end portion 4-31a of the intake piston rod 4-31.
Example four
On the basis of the first embodiment, the fourth embodiment adopts the preferable structure described in the second and third embodiments, that is, the integrated inflator 6 and the quick-insertion inflator 7 are provided at the same time.
EXAMPLE five
On the basis of any one of the first to fourth embodiments, the fifth embodiment further adopts the following preferred structure:
the connecting part 2 is an air cushion; the inflation joint 4 is connected to the air cushion, and the inflation joint 4 is communicated with the annular air bag 3 through the air cushion.
Among them, preferred are: the connecting portion 2 is integrally formed with the annular bag 3.
EXAMPLE six
On the basis of any one of the first to fifth embodiments, the sixth embodiment further adopts the following preferred structure:
the mask body 1 is provided with a fixing ring 8 surrounding the inflation connector 4, and the fixing ring 8 is used for connecting a rubber band. Thereby, when using the utility model discloses an automatic inflatable anaesthetic mask, can fix face guard body 1 at patient's face through the rubber band.
The present invention is not limited to the above-mentioned embodiments, and according to the above-mentioned contents, according to the common technical knowledge and conventional means in the field, without departing from the basic technical idea of the present invention, the present invention can also make other equivalent modifications, replacements or changes in various forms, all falling within the protection scope of the present invention.
Claims (7)
1. An automatic inflatable anaesthetic mask is provided with a mask body (1), a connecting part (2), an annular air bag (3) and an inflating joint (4), wherein an anaesthetic pipe orifice (5) for introducing anaesthetic gas is arranged on the mask body (1), the edge of the mask body (1) is fixedly connected with the front end part of the annular air bag (3) through the connecting part (2), the inflating joint (4) is communicated with the annular air bag (3), and after the annular air bag (3) is quantitatively inflated with gas, the rear end part of the annular air bag (3) can form a curved surface shape which is attached to the face of a mask user; the method is characterized in that: the automatic inflatable anaesthetic mask is also provided with a quantitative inflating device, the quantitative inflating device stores compressed gas and can actively control whether the compressed gas is released from a gas outlet of the quantitative inflating device; and the air outlet of the quantitative inflating device can be communicated with the inflating joint (4), so that the quantitative inflating device can quantitatively inflate the annular airbag (3) with gas by releasing the compressed gas.
2. The self-inflating anaesthetic mask as claimed in claim 1 wherein: the quantitative inflation device comprises an integrated inflation device (6), the integrated inflation device (6) is provided with a fixed gas storage tank (6-1), an inflation valve (6-2) and an air pipe (6-3), the compressed gas is stored in the fixed gas storage tank (6-1), and one end of the air pipe (6-3) is connected with a gas outlet of the fixed gas storage tank (6-1) through the inflation valve (6-2); the air charging connector (4) is provided with a fixed air charging port (4a), and the other end of the air pipe (6-3) is used as an air outlet of the quantitative air charging device and is fixedly connected with the fixed air charging port (4a) of the air charging connector (4).
3. The self-inflating anaesthetic mask as claimed in claim 1 or 2 wherein: the quantitative air charging device comprises a quick-insertion type air charging device (7), and the quick-insertion type air charging device (7) is provided with a movable gas storage tank (7-1), an air outlet piston (7-2), an air outlet sealing ring (7-3) and an air outlet reset spring (7-4); a storage tank clapboard (7-11) is arranged in the inner cavity of the movable gas storage tank (7-1), the storage tank clapboard (7-11) divides the inner cavity of the movable gas storage tank (7-1) into a storage tank inner cavity front space (7-1a) and a storage tank inner cavity rear space (7-1b), the storage tank clapboard (7-11) is provided with a storage tank clapboard through hole (7-11a) coaxial with an air outlet pipe opening part (7-12) of the movable gas storage tank (7-1), and the air outlet pipe opening part (7-12), the storage tank inner cavity front space (7-1a), the storage tank clapboard through hole (7-11a) and the storage tank inner cavity rear space (7-1b) are sequentially communicated; the air outlet piston (7-2) is composed of an air outlet piston rod (7-21) and an air outlet piston boss (7-22), the air outlet piston boss (7-22) is arranged in the middle of the side face of the air outlet piston rod (7-21), the air outlet piston boss (7-22) is located in the front space (7-1a) of the inner cavity of the storage tank, the outer end part (7-21a) of the air outlet piston rod (7-21) extends into the air outlet pipe opening part (7-12), and the inner end part (7-21b) of the air outlet piston rod (7-21) extends into the rear space (7-1b) of the inner cavity of the storage tank through the through hole (7-11a) of the storage tank partition plate; the air outlet sealing ring (7-3) is fixed on the outer end surface of the air outlet piston boss (7-22) and arranged around the outer end part (7-21a) of the air outlet piston rod (7-21), the air outlet reset spring (7-4) is sleeved outside the inner end part (7-21b) of the air outlet piston rod (7-21) and is propped against between the inner end surface of the air outlet piston boss (7-22) and the storage tank partition plate (7-11), so that the air outlet return spring (7-4) can press the air outlet sealing ring (7-3) on the inner cavity wall of the movable gas storage tank (7-1) through the air outlet piston boss (7-22), to seal the compressed gas stored in the inner cavity of said active gas tank (7-1);
the inflation connector (4) is provided with a connector pipe body, an air inlet piston (4-3), an air inlet sealing ring (4-4) and an air inlet return spring (4-5), the connector pipe body is composed of an air inlet pipe opening part (4-1) and a connector base (4-2), the air inlet pipe opening part (4-1) is arranged on the outer end face of the connector base (4-2), and the connector base (4-2) is provided with an air inlet pipeline (4-2a) used for communicating a pipe cavity of the air inlet pipe opening part (4-1) with the annular air bag (3); a joint clapboard (4-11) is arranged in a tube cavity of the air inlet pipe opening part (4-1), the joint clapboard (4-11) divides the tube cavity of the air inlet pipe opening part (4-1) into a tube cavity front space (4-1a) and a tube cavity rear space (4-1b), the joint clapboard (4-11) is provided with a joint clapboard through hole (4-11a) coaxial with an air inlet pipeline (4-2a) of the joint base (4-2), and the tube cavity front space (4-1a), the joint clapboard through hole (4-11a), the tube cavity rear space (4-1b) and the air inlet pipeline (4-2a) are sequentially communicated; the air inlet piston (4-3) is composed of an air inlet piston rod (4-31) and an air inlet piston boss (4-32), the air inlet piston boss (4-32) is arranged in the middle of the side face of the air inlet piston rod (4-31), the air inlet piston boss (4-32) is positioned in the rear space (4-1b) of the pipe cavity, the outer end part (4-31a) of the air inlet piston rod (4-31) extends into the front space (4-1a) of the pipe cavity through the joint partition plate through hole (4-11a), and the inner end part (4-31b) of the air inlet piston rod (4-31) extends into the air inlet pipeline (4-2 a); the air inlet sealing ring (4-4) is fixed on the outer end surface of the air inlet piston boss (4-32) and sleeved on the outer end (4-31a) of the air inlet piston rod (4-31), the air inlet return spring (4-5) is sleeved outside the inner end part (4-31b) of the air inlet piston rod (4-31) and is propped against between the inner end surface of the air inlet piston boss (4-32) and the joint base (4-2), so that the air inlet return spring (4-5) can press the air inlet sealing ring (4-4) on the inner side surface of the joint clapboard (4-11) through the air inlet piston boss (4-32), so as to plug the joint clapboard through holes (4-11a) on the joint clapboards (4-11);
and the outer diameter of the air inlet piston rod (4-31) is smaller than the inner diameter of the air outlet pipe opening part (7-12), the air outlet pipe opening part (7-12) of the quick-inserting type inflating device (7) can be inserted into the pipe cavity front space (4-1a) of the inflating joint (4) and is tightly attached to the pipe cavity front space (4-1a), so that: the outer end part (4-31a) of the air inlet piston rod (4-31) pushes the air outlet piston (7-2) to move towards the rear space (7-1b) of the inner cavity of the storage tank by overcoming the spring force of the air outlet return spring (7-4), and the air inlet piston (4-3) is pushed reversely to move towards the air inlet pipeline (4-2a) by overcoming the spring force of the air inlet return spring (4-5), so that the compressed air stored in the inner cavity of the movable air storage tank (7-1) sequentially passes through the tube cavity of the air outlet pipe opening part (7-12), the tube cavity of the air inlet pipe opening part (4-1) and the air inlet pipeline (4-2a) to enter the annular air bag (3).
4. The self-inflating anaesthetic mask as claimed in claim 3 wherein: and the side wall of the outer end part (4-31a) of the air inlet piston rod (4-31) is provided with a limiting block (4-33).
5. The self-inflating anaesthetic mask as claimed in claim 1 or 2 wherein: the connecting part (2) is an air cushion; the inflation connector (4) is connected to the air cushion, and the inflation connector (4) is communicated with the annular air bag (3) through the air cushion.
6. The self-inflating anaesthetic mask as claimed in claim 5 wherein: the connecting part (2) and the annular air bag (3) are integrally formed.
7. The self-inflating anaesthetic mask as claimed in claim 1 or 2 wherein: the mask is characterized in that a fixing ring (8) surrounding the inflation connector (4) is arranged on the mask body (1), and the fixing ring (8) is used for being connected with a rubber band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167446.1U CN210096631U (en) | 2019-01-30 | 2019-01-30 | Automatic inflatable anaesthetic mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167446.1U CN210096631U (en) | 2019-01-30 | 2019-01-30 | Automatic inflatable anaesthetic mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210096631U true CN210096631U (en) | 2020-02-21 |
Family
ID=69531303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920167446.1U Active CN210096631U (en) | 2019-01-30 | 2019-01-30 | Automatic inflatable anaesthetic mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210096631U (en) |
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2019
- 2019-01-30 CN CN201920167446.1U patent/CN210096631U/en active Active
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