CN212166284U - Respirator is used in infectious department's nursing - Google Patents

Respirator is used in infectious department's nursing Download PDF

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Publication number
CN212166284U
CN212166284U CN201922100946.6U CN201922100946U CN212166284U CN 212166284 U CN212166284 U CN 212166284U CN 201922100946 U CN201922100946 U CN 201922100946U CN 212166284 U CN212166284 U CN 212166284U
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CN
China
Prior art keywords
air
filter
pipe
connecting part
respirator
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Expired - Fee Related
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CN201922100946.6U
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Chinese (zh)
Inventor
高琴
陈韩
林丽娟
张贵英
林燕
谢娜
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Individual
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Individual
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Priority to CN201922100946.6U priority Critical patent/CN212166284U/en
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Publication of CN212166284U publication Critical patent/CN212166284U/en
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Abstract

A respirator for nursing infectious department comprises a face mask, a filter and an air bag; one end of the face mask is provided with a first connecting pipe, and a first connecting part is arranged on the first connecting pipe; a second connecting pipe is arranged at the bottom of the air bag, and a second connecting part is arranged at one end of the second connecting pipe; an air pipe and an air passage are arranged inside the filter; the other end of the air passage is in conduction connection with the first connecting part; the air passage is provided with an exhaust hole; a limiting bulge is arranged on the inner wall of the joint of the air pipe and the air passage; a wedge block which is movably connected is arranged in the air pipe; the periphery of the wedge-shaped block is provided with an elastic piece; a piston is arranged on the periphery of the wedge block; the inside of filter is provided with the filter core, and the filter core setting is cylindricly and sets up round tracheal periphery, the one end and the exhaust vent connection of filter core, and the other end of filter core is provided with the gas outlet. The utility model discloses simple structure, simple to operate can filter most virus and bacterium under the condition of emergent use, reduces the probability that medical personnel are infected.

Description

Respirator is used in infectious department's nursing
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a respirator is used in infectious department's nursing.
Background
The simple respirator is also called resuscitation ball, air bag, rubber ball, etc. Is suitable for cardio-pulmonary resuscitation and occasions requiring artificial respiration for first aid. Especially suitable for suffocation, dyspnea or the condition that the oxygen supply needs to be improved. Has the characteristics of convenient use, light pain, less complication, convenient carrying and immediate ventilation with or without oxygen source; simple respirators typically consist of an air inlet valve, a compression unit (e.g., an air bag) and a patient valve, and are typically fitted with an air bag, a breathing mask, and the like. Is a resuscitation device which can ventilate the lung of a patient by pressing a compression unit (such as an air bag) on a device by an operator; in the process of emergency treatment of patients in an infectious department, a respirator is required, and a general respirator does not have the filtering function, so that medical staff can easily infect viruses.
In order to solve the problems, the application provides a respirator for nursing in an infectious department.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
In-process to patient's first aid in infectious department for solving existence among the background art, need use the respirator, and general respirator does not possess filterable function and makes medical personnel infect the technical problem of virus very easily, the utility model provides a respirator is used in infectious department's nursing, the utility model discloses simple structure, simple to operate can filter most virus and bacterium under the condition of emergent use, reduces medical personnel's infected probability.
(II) technical scheme
In order to solve the problems, the utility model provides a respirator for nursing in infectious department, which comprises a face mask, a filter and an air bag;
one end of the face mask is provided with a first connecting pipe, a first connecting part is arranged on the first connecting pipe, and the first connecting part is in threaded connection with one end of the filter; a second connecting pipe is arranged at the bottom of the air bag, a second connecting part is arranged at one end of the second connecting pipe, and the second connecting part is in threaded connection with one end of the filter, which is far away from the first connecting part;
an air pipe and an air passage are arranged inside the filter, the air pipe is connected with the second connecting part, and the air pipe is in a circular pipe shape; one end of the air passage is in conduction connection with one end, far away from the second connecting part, of the air pipe, the air passage is arranged in a funnel shape, and the other end of the air passage is in conduction connection with the first connecting part; the air passage is provided with an exhaust hole; a limiting bulge is arranged on the inner wall of the joint of the air pipe and the air passage; a wedge block which is movably connected is arranged in the air pipe; an elastic piece is arranged on the periphery of the wedge-shaped block, one end of the elastic piece is connected with the limiting bulge, and the elastic piece stretches along the gas flowing direction; the wedge-shaped block is hollow to form a channel for gas to flow; a piston is arranged on the periphery of the wedge block, and the piston is matched with an exhaust hole arranged on the air passage to form a sealing structure;
the inside of filter is provided with the filter core, and the filter core setting is cylindricly and sets up round tracheal periphery, the one end and the exhaust vent connection of filter core, and the other end of filter core is provided with the gas outlet.
Preferably, the mask, the first connecting tube and the filter are all disposable.
Preferably, the air bag is an elastic air bag, and a plurality of concave parts which are convenient to grasp are arranged on the outer peripheral surface of the air bag.
Preferably, the top of the air bag is provided with an air inlet pipe, and the air inlet pipe is connected with an external oxygen source.
Preferably, the first connecting portion and the second connecting portion are provided with elastic rubber rings towards one side of the filter.
Preferably, the housing of the filter is a transparent shell.
Preferably, the diameter of the second connection pipe is 2 times the diameter of the first connection pipe.
The above technical scheme of the utility model has following profitable technological effect: in the utility model, the lacing is firstly used to wear the mask for the patient, and then the first connecting pipe, the filter, the second connecting pipe and the air bag are connected in sequence; connecting the air inlet pipe at the top of the air bag with an oxygen supply device under the conditional condition, and directly exposing the air inlet pipe in the air under the unconditional condition; medical personnel hold the air bag with hands and press the air bag with force, the air in the air bag can enter the air pipe of the filter along the second connecting pipe, the air pressure in the air pipe is large, the wedge block can be pressed to move towards the air passage, the elastic piece moves towards the direction of the limiting bulge at the moment and keeps a compression state, and along with the movement of the wedge block, a piston on the wedge block is matched with an exhaust hole on the air passage to form a sealing structure; oxygen can enter the air passage from the air supply flowing channel in the middle of the wedge-shaped block; the air passage is arranged in a funnel shape, the inner diameter of the air passage is smaller than that of the air pipe, and the air flow speed is increased, so that the air can smoothly enter the mask for a patient to use; the air bag is loosened, external oxygen enters the air bag from the air inlet pipe, and the air bag is gradually restored; at the moment, the air pressure in the air pipe is reduced, and the wedge-shaped block is reset under the action of the elastic piece. The piston on the wedge-shaped block is separated from the exhaust hole on the air passage, and the exhaust hole is reopened; when a patient exhales, gas enters the air passage from the first connecting pipe, the exhaust hole is in an open state, and the aperture size of the exhaust hole is 4 times of that of the passage; most of air containing virus enters the filter element from the air vent, is filtered and then is exhausted out of the filter from the air outlet; in order to improve the filtering effect of the filter, the air outlet can be connected with a negative pressure generating device; a small part of gas containing virus entering the trachea from the wedge-shaped block channel is flushed back to the airway by oxygen when the air bag is extruded next time; the utility model discloses simple structure, simple to operate can filter most virus and bacterium under the condition of emergent use, reduces the probability that medical personnel are infected.
Drawings
Fig. 1 is a schematic structural view of a respirator for nursing in infectious department according to the present invention.
Fig. 2 is a schematic diagram of the internal structure of a filter in a respirator for nursing in infectious department according to the present invention.
Fig. 3 is a schematic view showing an operation state of a wedge block in a respirator for nursing in infectious diseases according to the present invention.
Fig. 4 is a second schematic view of the operating state of the wedge block in the respirator for nursing in infectious department of the present invention.
Reference numerals: 1. a face mask; 2. a first connecting pipe; 3. a filter; 4. an air bag; 5. a second connecting pipe; 6. an air inlet pipe; 7. a first connection portion; 8. a second connecting portion; 9. an air outlet; 10. a filter element; 11. an air tube; 12. a wedge block; 13. an exhaust hole; 14. an airway; 15. a limiting bulge; 16. an elastic member; 17. a piston.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the utility model provides a respirator for nursing in infectious department, which comprises a face mask 1, a filter 3 and an air bag 4;
one end of the face mask 1 is provided with a first connecting pipe 2, a first connecting part 7 is arranged on the first connecting pipe 2, and the first connecting part 7 is in threaded connection with one end of the filter 3; a second connecting pipe 5 is arranged at the bottom of the air bag 4, a second connecting part 8 is arranged at one end of the second connecting pipe 5, and the second connecting part 8 is in threaded connection with one end of the filter 3, which is far away from the first connecting part 7;
an air pipe 11 and an air passage 14 are arranged inside the filter 3, the air pipe 11 is connected with the second connecting part 8, and the air pipe 11 is in a circular pipe shape; one end of the air passage 14 is communicated with one end of the air pipe 11 far away from the second connecting part 8, the air passage 14 is arranged in a funnel shape, and the other end of the air passage 14 is communicated with the first connecting part 7; the air passage 14 is provided with an exhaust hole 13; a limiting bulge 15 is arranged on the inner wall of the joint of the air pipe 11 and the air passage 14; a wedge block 12 which is movably connected is arranged in the air pipe 11; an elastic piece 16 is arranged on the periphery of the wedge block 12, one end of the elastic piece 16 is connected with the limiting bulge 15, and the elastic piece 16 stretches along the gas flowing direction; the wedge-shaped block 12 is hollow to form a channel for gas to flow, and the aperture size of the exhaust hole 13 is 4 times of that of the channel; a piston 17 is arranged on the periphery of the wedge block 12, and the piston 17 is matched with an exhaust hole 13 arranged on an air passage 14 to form a sealing structure;
the inside of filter 3 is provided with filter core 10, and filter core 10 sets up to be cylindricly and round the periphery setting of trachea 11, and the one end and the exhaust hole 13 of filter core 10 are connected, and the other end of filter core 10 is provided with gas outlet 9.
In the utility model, the user wears the mask 1 on the patient by using the lacing, and then the first connecting pipe 2, the filter 3, the second connecting pipe 5 and the air bag 4 are connected in sequence; connecting an air inlet pipe 6 at the top of the air bag 4 with an oxygen supply device under the condition, and directly exposing the air inlet pipe 6 in the air under the unconditional condition; the medical staff holds the air bag 4 with hands and presses with force, the air in the air bag 4 enters the air pipe 11 of the filter 3 along the second connecting pipe 5, the air pressure in the air pipe 11 is large, the wedge block 12 is pressed to move towards the air passage 14, the elastic piece 16 moves towards the limiting protrusion 15 at the moment and keeps a compression state, and along with the movement of the wedge block 12, the piston 17 on the wedge block 12 is matched with the exhaust hole 13 on the air passage 14 to form a sealing structure; oxygen enters the air passage 14 from a gas flowing channel in the middle of the wedge block 12; the air passage 14 is arranged in a funnel shape, the inner diameter of the air passage 14 is smaller than that of the air pipe 11, and the air flow speed is increased, so that the air smoothly enters the mask 1 for a patient to use; the air bag 4 is loosened, external oxygen enters the air bag 4 from the air inlet pipe 6, and the air bag 4 is gradually restored; at this time, the air pressure in the air pipe 11 is reduced, and the wedge block 12 is reset under the action of the elastic member 16. The piston 17 on the wedge block 12 is separated from the exhaust hole 13 on the air passage 14, and the exhaust hole 13 is opened again; when a patient exhales, gas enters the air passage 14 from the first connecting pipe 2, the exhaust hole 13 is in an open state, and the aperture size of the exhaust hole 13 is 4 times of that of the passage; most of the air containing virus will enter the filter element 10 from the air outlet 13, and then is exhausted out of the filter 3 from the air outlet 9 after being filtered; in order to improve the filtering effect of the filter 3, the air outlet 9 can be connected with a negative pressure generating device; a small part of gas containing virus entering the trachea 11 from the channel of the wedge-shaped block 12 is flushed back into the airway 14 by oxygen when the air bag 4 is pressed next time; the utility model discloses simple structure, simple to operate can filter most virus and bacterium under the condition of emergent use, reduces the probability that medical personnel are infected.
In an alternative embodiment, the mask 1, the first connecting tube 2 and the filter 3 are all disposable items.
After use, the mask 1, the first connecting tube 2 and the filter 3 need to be subjected to harmless treatment so as to prevent bacterial infection.
In an alternative embodiment, the balloon 4 is an elastic balloon 4, and the outer circumference of the balloon 4 is provided with a plurality of recesses for easy gripping.
In an alternative embodiment, an air inlet pipe 6 is mounted on the top of the air bag 4, and the air inlet pipe 6 is connected with an external oxygen source.
It is noted that it is convenient to supply oxygen to the patient.
In an alternative embodiment, the first connecting portion 7 and the second connecting portion 8 are provided with resilient rubber rings on the side where they are mounted towards the filter 3.
When the first and second connection portions 7 and 8 are connected to the filter 3, the elastic rubber ring is pressed by pressure, and the gaps between the first and second connection portions 7 and 8 and the filter 3 can be reduced, thereby improving the airtightness of the device.
In an alternative embodiment, the outer shell of the filter 3 is a transparent shell.
It should be noted that the transparent casing facilitates observing the color of the inner filter element 10, and the deeper the color of the filter element 10, the poorer the filtering effect, and the filter 3 needs to be replaced in time.
In an alternative embodiment, the diameter of the second connecting tube 5 is 2 times the diameter of the first connecting tube 2.
It should be noted that the diameter of the second connecting pipe 5 is relatively thick, and the gas pressure will increase after the gas enters the first connecting pipe 2 from the second connecting pipe 5, so that the patient can inhale the oxygen more easily.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (7)

1. A respirator for nursing in infectious department is characterized by comprising a face mask (1), a filter (3) and an air bag (4);
one end of the face mask (1) is provided with a first connecting pipe (2), the first connecting pipe (2) is provided with a first connecting part (7), and the first connecting part (7) is in threaded connection with one end of the filter (3); a second connecting pipe (5) is arranged at the bottom of the air bag (4), a second connecting part (8) is arranged at one end of the second connecting pipe (5), and the second connecting part (8) is in threaded connection with one end, far away from the first connecting part (7), of the filter (3);
an air pipe (11) and an air passage (14) are arranged inside the filter (3), the air pipe (11) is connected with the second connecting part (8), and the air pipe (11) is in a circular pipe shape; one end of the air passage (14) is in conduction connection with one end, far away from the second connecting part (8), of the air pipe (11), the air passage (14) is arranged in a funnel shape, and the other end of the air passage (14) is in conduction connection with the first connecting part (7); the air passage (14) is provided with an exhaust hole (13); a limiting bulge (15) is arranged on the inner wall of the joint of the air pipe (11) and the air passage (14); a wedge-shaped block (12) which is movably connected is arranged in the air pipe (11); an elastic piece (16) is arranged on the periphery of the wedge-shaped block (12), one end of the elastic piece (16) is connected with the limiting bulge (15), and the elastic piece (16) stretches along the gas flowing direction; the wedge-shaped block (12) is hollow to form a channel for gas to flow; a piston (17) is arranged on the periphery of the wedge-shaped block (12), and the piston (17) is matched with an exhaust hole (13) arranged on the air passage (14) to form a sealing structure;
the inside of filter (3) is provided with filter core (10), and filter core (10) set up to be cylindricly and round the periphery setting of trachea (11), and the one end and the exhaust hole (13) of filter core (10) are connected, and the other end of filter core (10) is provided with gas outlet (9).
2. The respirator for infectious department care according to claim 1, characterized in that the face mask (1), the first connecting tube (2) and the filter (3) are all disposable.
3. The respirator for infectious disease care according to claim 1, wherein the air bag (4) is an elastic air bag (4), and a plurality of recessed portions for easy grasping are provided on the outer peripheral surface of the air bag (4).
4. The respirator for nursing in infectious department as claimed in claim 1, wherein the air inlet pipe (6) is installed on the top of the air bag (4), and the air inlet pipe (6) is connected with an external oxygen source.
5. The respirator for nursing in infectious department according to claim 1, wherein the first connecting part (7) and the second connecting part (8) are provided with elastic rubber rings on the sides which are installed towards the filter (3).
6. The respirator for infectious nursing according to claim 1, wherein the outer shell of the filter (3) is a transparent shell.
7. The respirator for infectious nursing according to claim 1, wherein the diameter of the second connection tube (5) is 2 times the diameter of the first connection tube (2).
CN201922100946.6U 2019-11-29 2019-11-29 Respirator is used in infectious department's nursing Expired - Fee Related CN212166284U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922100946.6U CN212166284U (en) 2019-11-29 2019-11-29 Respirator is used in infectious department's nursing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922100946.6U CN212166284U (en) 2019-11-29 2019-11-29 Respirator is used in infectious department's nursing

Publications (1)

Publication Number Publication Date
CN212166284U true CN212166284U (en) 2020-12-18

Family

ID=73762567

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922100946.6U Expired - Fee Related CN212166284U (en) 2019-11-29 2019-11-29 Respirator is used in infectious department's nursing

Country Status (1)

Country Link
CN (1) CN212166284U (en)

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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: 20201218

Termination date: 20211129