CN215351324U

CN215351324U - Emergency respirator for emergency nursing

Info

Publication number: CN215351324U
Application number: CN202120874422.7U
Authority: CN
Inventors: 高亚男
Original assignee: Affiliated Hospital of Jiangsu University
Current assignee: Affiliated Hospital of Jiangsu University
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-12-31
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses an emergency respirator for emergency nursing, which comprises an air injection cylinder and a face mask, wherein an air injection cavity is arranged in the air injection cylinder, an air injection piston matched with the air injection cavity is arranged in the air injection cylinder, a sealing ring is sleeved on the outer side of the air injection piston, an extrusion column is arranged at the axis position of one end, away from the air injection cylinder, of the air injection piston, a movable holding and pressing rod is vertically welded at one end, away from the air injection piston, of the extrusion column, and a fixed holding and pressing rod is detachably arranged at the side wall position of the edge of the air injection cylinder in the same vertical plane of the movable holding and pressing rod. According to the utility model, the fixed holding pressure rod is matched with the movable holding pressure rod, on one hand, the fixed holding pressure rod and the air injection cylinder are in a detachable installation connection mode, so that the transfer and maintenance of the respirator are convenient, on the other hand, medical personnel can use the respirator through one-hand operation, and the reset spring can provide the rebound reset force of the air injection piston after squeezing, so that the auxiliary respiration of a patient can be stably and effectively realized by one hand.

Description

Emergency respirator for emergency nursing

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an emergency respirator for emergency nursing.

Background

In emergency department care, the most frequent condition of a patient is a breathing related condition such as dyspnea or apnea, and the most common breathing problem is artificial respiration, however, the traditional artificial respiration mode has defects in sanitary conditions, is difficult to protect the patient and medical staff, and particularly has a cross infection phenomenon easily generated in the process of respiratory treatment of the patient with infectious diseases, so the respirator is generally required to be used for emergency.

At present, current respirator is mostly the air feed mode of sacculus extrusion formula, and this type of respirator produces the air feed to the patient through reciprocal extrusion sacculus, and medical personnel can carry out the use of sacculus by the one hand, and it is comparatively convenient to use, but the biggest problem lies in receiving the sacculus to press the effect that the back expansion resets to influence great, and some sacculus for example can not expand to reset after pressing the use.

Therefore, the emergency nursing emergency respirator can be used by single-hand extrusion operation, and cross infection easily caused by traditional artificial respiration is avoided.

Disclosure of Invention

The utility model aims to provide an emergency respirator for emergency nursing, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the emergency respirator for emergency nursing comprises a gas injection cylinder and a face mask, wherein a gas injection cavity is arranged inside the gas injection cylinder, a gas injection piston matched with the gas injection cavity is arranged inside the gas injection cylinder, a sealing ring is sleeved outside the gas injection piston, an extrusion column is arranged at the position, away from one end of the gas injection cylinder, of the gas injection piston, a movable holding rod is vertically welded at one end, away from the gas injection piston, of the extrusion column, a fixed holding rod is detachably mounted at the position of the side wall of the edge of the gas injection cylinder in the same vertical plane of the movable holding rod, the fixed holding rod is in a U shape and penetrates through the extrusion column to be arranged, a chute matched with the fixed holding rod is formed in the extrusion column, a reset spring is sleeved outside the extrusion column between the movable holding rod and the fixed holding rod, and a protection assembly used for preventing abrasion is arranged outside the reset spring between the movable holding rod and the fixed holding rod, the utility model discloses a respirator, including annotate the inflator, be connected with the intake pipe that is linked together with the gas injection chamber on annotating the inflator, install check valve one in the intake pipe, be connected with the outlet duct that is linked together with the gas injection chamber on the gas injection barrel of intake pipe one side, install check valve two on the outlet duct, be connected with the siphunculus on the outlet duct of two low reaches of check valve, the bottom of siphunculus is connected with the air duct, the face guard is connected in the bottom of air duct, and the siphunculus position is connected with the artificial respiration subassembly.

Preferably, the adapter sleeve in the siphunculus outside is located including the cover to the artificial respiration subassembly, the outside of siphunculus is equipped with the external screw thread, the inboard of adapter sleeve is equipped with the internal thread with external screw thread looks adaptation, be equipped with the baffle perpendicularly along its circumferencial direction on the adapter sleeve inner wall, one side that the siphunculus lateral wall is close to the baffle is the rectangular array form and has arranged the filtration pore, and the adapter sleeve between siphunculus and the baffle is inside to have placed the filter screen, the axle center position department of baffle is equipped with the through-hole, the baffle is kept away from adapter sleeve open-ended one side and is equipped with the hydrops chamber, be connected with the gas blow pipe on the adapter sleeve at hydrops chamber position, be connected with check valve three on the gas blow pipe, and the one end that the adapter sleeve was kept away from to the gas blow pipe is equipped with the blowing head.

Preferably, the soft lag in the reset spring outside is located including the cover to the protection component, soft lag is rubber or cloth material, the both ends of soft lag all are equipped with the go-between, the activity is held the depression bar and is fixed one side symmetrical arrangement that holds the depression bar lateral wall and be close to each other has a pair of solid fixed ring, two all be equipped with the external screw thread on solid fixed ring's the lateral wall, and be equipped with the internal thread with external screw thread looks adaptation on the inner wall of go-between.

Preferably, the department symmetrical arrangement of gas injection cylinder edge lateral wall position has a pair of fixed block that is used for connecting fixed holding pressure bar and uses, it has the mounting hole to run through on the fixed block, the both ends of fixed holding pressure bar all are equipped with the thread tooth, all be equipped with the stopper on the fixed holding pressure bar of thread tooth one side, the both ends of fixed holding pressure bar run through both sides mounting hole respectively and arrange and install the nut.

Preferably, the outer sides of the movable holding and pressing rod and the fixed holding and pressing rod are both sleeved with anti-skidding sleeves.

Preferably, check valve one all is equipped with the cavity that link up with the inside of check valve two, the internally mounted of cavity has the ball sealer, be equipped with the extrusion spring between ball sealer and the cavity, and the ball sealer is kept away from one-way valve one and two inner walls of check valve of extrusion spring one side and is the loudspeaker form and arrange.

Compared with the prior art, the utility model has the beneficial effects that:

1: according to the utility model, the fixed holding pressure rod is matched with the movable holding pressure rod, on one hand, the fixed holding pressure rod and the air injection cylinder are detachably connected, so that the respirator is convenient to transport, maintain and use, on the other hand, medical workers can simultaneously hold the fixed holding pressure rod and the movable holding pressure rod by one hand, the palm part is attached to the movable holding pressure rod, after holding the fixed holding pressure rod by the finger part, the air in the air injection cavity can be conveyed to one side of the mask by driving the air injection piston through pinching, and the reset spring can provide the rebound reset force of the air injection piston after pinching, so that the auxiliary breathing use of a patient can be stably and effectively realized by one hand.

2: according to the utility model, the through pipe is connected with the air blowing pipe, the connecting sleeve on the air blowing pipe and the through pipe are detachably mounted in a threaded connection mode, medical staff can blow the exhaled air to one side of the mask by aligning the mouth part with the air blowing head, so that direct contact with the oral cavity of a patient is avoided, the detachable mounting of the connecting sleeve is convenient for replacing and nursing the air blowing pipe, and the filter screen which is a consumable additionally mounted inside the connecting sleeve is convenient to replace and mount, the liquid accumulation cavity at the connecting sleeve part is convenient for collecting condensed water which is possibly generated on the inner wall of the air blowing pipe by artificial respiration, and the safety of the artificial respiration is improved by matching with the filter screen.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the gas injection piston according to the present invention;

FIG. 4 is a front view of the fixed holding-pressure rod of the present invention;

FIG. 5 is a side view of the fixed holding/pressing rod of the present invention;

FIG. 6 is a schematic view of the internal structure of the through pipe and the connecting sleeve part of the utility model;

FIG. 7 is a schematic view of the internal structure of a portion of the check valve of the present invention;

FIG. 8 is an enlarged view of the portion A of the present invention;

fig. 9 is an enlarged schematic view of the part B of the present invention.

In the figure: 1. a gas injection piston; 2. injecting an air cavity; 3. an air inlet pipe; 4. an air blowing pipe; 5. a blowing head; 6. a one-way valve I; 7. an air injection cylinder; 8. an air outlet pipe; 9. a second one-way valve; 10. a face mask; 11. an air duct; 12. pipe passing; 13. a movable holding and pressing rod; 14. extruding the column; 15. fixing the holding and pressing rod; 16. an anti-slip sleeve; 17. a limiting block; 18. thread teeth; 19. a fixing ring; 20. a fixed block; 21. mounting holes; 22. a nut; 23. a chute; 24. a seal ring; 25. filtering holes; 26. connecting sleeves; 27. a through hole; 28. a baffle plate; 29. a liquid accumulation cavity; 30. a filter screen; 31. a return spring; 32. a soft protective sleeve; 33. a connecting ring; 34. a sealing ball; 35. a compression spring; 36. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, an embodiment of the present invention is shown: an emergency respirator for emergency nursing comprises an air injection cylinder 7 and a face mask 10, wherein an air injection cavity 2 is arranged inside the air injection cylinder 7, an air injection piston 1 matched with the air injection cavity 2 is arranged inside the air injection cylinder 7, a sealing ring 24 is sleeved outside the air injection piston 1, the air injection piston 1 can perform drawing movement inside the air injection cavity 2 to suck and discharge gas, the sealing ball 24 increases the tightness of the connection between the side edge of the air injection piston 1 and the inner wall of the air injection cylinder 7, an extrusion column 14 is arranged at the axle center position of one end of the air injection piston 1 far away from the air injection cylinder 7, a movable holding and pressing rod 13 is vertically welded at one end of the extrusion column 14 far away from the air injection piston 1, a fixed holding and pressing rod 15 is detachably installed at the edge side wall position of the air injection cylinder 7 in the same vertical plane of the movable holding and pressing rod 13, a pair of fixed blocks 20 used for connecting the fixed holding and pressing rod 15 is symmetrically arranged at the edge side wall position of the air injection cylinder 7, the fixed block 20 is provided with a mounting hole 21 through which a mounting hole 21 penetrates, both ends of the fixed holding-pressing rod 15 are provided with screw threads 18, the fixed holding-pressing rod 15 at one side of the screw threads 18 is provided with a limiting block 17, both ends of the fixed holding-pressing rod 15 are respectively arranged through the mounting holes 21 at both sides and are provided with nuts 22, the fixed holding-pressing rod 15 can be screwed up to realize mounting and fixing in a way that the limiting block 17 abuts against the fixed block 20 and then is provided with the nuts 22, the contact area between the limiting block 17 and the fixed block 20 is larger and the stability is better, the fixed holding-pressing rod 15 is U-shaped and arranged through the extrusion column 14, the specific shape can also be a shape convenient for a user to hold, for example, a gantry shape like a cabinet door handle or a bionic shape matched with a finger holding shape, the specific shape is convenient for the user to hold and use, the extrusion column 14 is provided with a chute 23 matched with the fixed holding-pressing rod 15, the movable holding-pressing rod 13 and the fixed holding-pressing rod 15 are sleeved with an anti-slip sleeve 16, and the outer side of the extrusion column 14 between the movable holding and pressing rod 13 and the fixed holding and pressing rod 15 is sleeved with a return spring 31, the return spring 31 provides the resilience force of the gas injection piston 1, the quality of the return spring 31 directly affects the service life and the stability of the respirator, so the return spring 31 should be used by a high-quality spring, the outer side of the return spring 31 between the movable holding and pressing rod 13 and the fixed holding and pressing rod 15 is provided with a protection component for preventing abrasion, the protection component comprises a soft protection sleeve 32 sleeved outside the return spring 31, the soft protection sleeve 32 is made of rubber or cloth material, both ends of the soft protection sleeve 32 are provided with a connecting ring 33, one side of the outer side walls of the movable holding and pressing rod 13 and the fixed holding and pressing rod 15 close to each other is symmetrically provided with a pair of fixed rings 19, the outer side walls of the two fixed rings 19 are provided with external threads, and the inner wall of the connecting ring 33 is provided with internal threads matched with the external threads, the soft protective sleeve 32 mainly aims at preventing the reset spring 31 from rubbing against the palm of a user's finger in the bouncing process, the soft protective sleeve 32 is detachably mounted in a threaded connection mode and is convenient to replace and use, an air inlet pipe 3 communicated with an air injection cavity 2 is connected to an air injection cylinder 7, a one-way valve I6 is mounted on the air inlet pipe 3, an air outlet pipe 8 communicated with the air injection cavity 2 is connected to the air injection cylinder 7 on one side of the air inlet pipe 3, a one-way valve II 9 is mounted on the air outlet pipe 8, communicated cavities 36 are arranged inside the one-way valve I6 and the one-way valve II 9, a sealing ball 34 is mounted inside the cavity 36, an extrusion spring 35 is arranged between the sealing ball 34 and the cavity 36, the inner walls of the one-way valve I6 and the one-way valve II 9 on the side of the sealing ball 34 far away from the extrusion spring 35 are arranged in a horn shape, the one-way circulation of the gas is ensured, a through pipe 12 is connected to the air outlet pipe 8 on the downstream of the one-way valve II 9, the bottom end of the through pipe 12 is connected with the air duct 11, the face mask 10 is connected with the bottom end of the air duct 11, the face mask 10 should be provided with a bandage, the through pipe 12 is connected with an artificial respiration component, the artificial respiration component comprises a connecting sleeve 26 sleeved outside the through pipe 12, the outside of the through pipe 12 is provided with external threads, the inside of the connecting sleeve 26 is provided with internal threads matched with the external threads, the inner wall of the connecting sleeve 26 is vertically provided with a baffle 28 along the circumferential direction, one side of the outer side wall of the through pipe 12, which is close to the baffle 28, is provided with filter holes 25 in a rectangular array shape, a filter screen 30 is arranged inside the connecting sleeve 26 between the through pipe 12 and the baffle 28, the axial position of the baffle 28 is provided with a through hole 27, one side of the baffle 28, which is far away from the opening of the connecting sleeve 26, the connecting sleeve 26 at the position of the liquid accumulation cavity 29 is connected with an air blowing pipe 4, the air duct 4 is connected with a check valve III, the concrete structure of the check valve III can be the same as the check valve I6 and the check valve II 9, however, if the air blowing pipe 4 needs to be replaced after being used, the check valve three can adopt other check valve structures with lower manufacturing cost or simpler structures, for example, a plastic diaphragm type or gravity type check valve is used, the end of the air blowing pipe 4 far away from the connecting sleeve 26 is provided with the air blowing head 5, and the air blowing head 5 can be bowl-shaped, so that the mouth of a user can be covered completely.

The working principle is as follows: before use, the fixed holding pressure rod 15 and the gas injection cylinder 7 are required to be installed, fixed and kept in a standby state and stored in a safe and clean environment for standby use, when emergency use is required, the fixed holding pressure rod 15 and the movable holding pressure rod 13 are used after no foreign matter is blocked in the oral cavity of a patient, the fixed holding pressure rod 15 and the movable holding pressure rod 13 are used for holding with one hand, the movable holding pressure rod 13 is held with the palm, the fixed holding pressure rod 15 is held with fingers, the mask 10 is fixed at the mouth and nose part of the patient with the other hand, the mask 10 has a wearing function, then the movable holding pressure rod 13 is held tightly to drive the gas injection piston 1 to move the air in the gas injection cavity 2 to one side of the mask 10, the movable holding pressure rod 13 and the gas injection piston 1 are reset under the resilience action of the reset spring 31 after being loosened, the external air is sucked into the gas injection cavity 2 from the gas inlet pipe 3 part to be used for next extrusion and suction of the patient, and the unidirectional property of gas circulation is ensured by the one-way valve I6 and the one-way valve II 9 on the gas inlet pipe 3 and the gas outlet pipe 8, when needing to carry out artificial respiration, medical personnel aim at gas blowing head 5 self oral cavity, and gas blowing head 5 should be able to wrap up the oral cavity periphery completely, then just can carry out artificial respiration with the gas of exhaling to the patient and use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. An emergency respirator for emergency nursing, which is characterized in that: including gas injection cylinder (7) and face guard (10), the inside of gas injection cylinder (7) is equipped with gas injection chamber (2), the inside of gas injection cylinder (7) is equipped with gas injection piston (1) with gas injection chamber (2) looks adaptation, the outside cover of gas injection piston (1) is equipped with sealing washer (24), the axle center position department of gas injection piston (1) one end of keeping away from gas injection cylinder (7) is equipped with extrusion post (14), and extrusion post (14) keep away from the one end vertical welding of gas injection piston (1) has activity holding rod (13), the activity holding rod (13) has fixed holding rod (15) in the same vertical plane gas injection cylinder (7) edge lateral wall position department demountable installation, fixed holding rod (15) are "U" shape and run through extrusion post (14) and arrange, offer spout (23) with fixed holding rod (15) looks adaptation on extrusion post (14), and the outer side of an extrusion column (14) between the movable holding and pressing rod (13) and the fixed holding and pressing rod (15) is sleeved with a return spring (31), the outer side of the return spring (31) between the movable holding and pressing rod (13) and the fixed holding and pressing rod (15) is provided with a protective component for preventing abrasion, the air injection cylinder (7) is connected with an air inlet pipe (3) communicated with the air injection cavity (2), the air inlet pipe (3) is provided with a one-way valve I (6), the air injection cylinder (7) at one side of the air inlet pipe (3) is connected with an air outlet pipe (8) communicated with the air injection cavity (2), the air outlet pipe (8) is provided with a one-way valve II (9), the air outlet pipe (8) at the downstream of the one-way valve II (9) is connected with a gas outlet pipe (12), the bottom end of the gas guide pipe (11) is connected with the face mask (10) connected with the bottom end of the gas guide pipe (11), and the position of the through pipe (12) is connected with an artificial respiration component.

2. The emergency care respirator of claim 1, wherein: connecting sleeve (26) in siphunculus (12) outside is located including the cover to the artificial respiration subassembly, the outside of siphunculus (12) is equipped with the external screw thread, the inboard of connecting sleeve (26) is equipped with the internal thread with external screw thread looks adaptation, be equipped with baffle (28) perpendicularly along its circumferencial direction on connecting sleeve (26) inner wall, one side that siphunculus (12) lateral wall is close to baffle (28) is the rectangular array form and has arranged filtration pore (25), and inside adapter sleeve (26) between siphunculus (12) and baffle (28) has placed filter screen (30), the axle center position department of baffle (28) is equipped with through-hole (27), baffle (28) keep away from adapter sleeve (26) open-ended one side and are equipped with hydrops chamber (29), be connected with gas blow pipe (4) on adapter sleeve (26) at hydrops chamber (29) position, be connected with check valve three on gas blow pipe (4), and one end of the air blowing pipe (4) far away from the connecting sleeve (26) is provided with an air blowing head (5).

3. The emergency care respirator of claim 1, wherein: protection component locates soft lag (32) in reset spring (31) outside including the cover, soft lag (32) are rubber or cloth material, the both ends of soft lag (32) all are equipped with go-between (33), one side symmetrical arrangement that activity holding rod (13) and fixed holding rod (15) lateral wall are close to each other has a pair of solid fixed ring (19), two all be equipped with the external screw thread on the lateral wall of solid fixed ring (19), and be equipped with the internal thread with external screw thread looks adaptation on the inner wall of go-between (33).

4. The emergency care respirator of claim 1, wherein: the utility model discloses an injection cylinder (7) edge lateral wall position department symmetrical arrangement has a pair of fixed block (20) that are used for connecting fixed holding rod (15) and use, it has mounting hole (21) to run through on fixed block (20), the both ends of fixed holding rod (15) all are equipped with screw thread (18), all be equipped with stopper (17) on fixed holding rod (15) of screw thread (18) one side, the both ends of fixed holding rod (15) are run through both sides mounting hole (21) respectively and are arranged and install nut (22).

5. The emergency care respirator of claim 1, wherein: the outer sides of the movable holding and pressing rod (13) and the fixed holding and pressing rod (15) are sleeved with anti-skidding sleeves (16).

6. The emergency care respirator of claim 1, wherein: one-way valve (6) all are equipped with cavity (36) that link up with the inside of two (9) of check valve, the internally mounted of cavity (36) has ball sealer (34), be equipped with extrusion spring (35) between ball sealer (34) and cavity (36), and ball sealer (34) keep away from one (6) of one-way valve (35) one side and the inside wall of two (9) of check valve and are the loudspeaker form and arrange.