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CN-122006025-A - Tuberculosis ward is with atomizing respirator with function is collected to negative pressure

CN122006025ACN 122006025 ACN122006025 ACN 122006025ACN-122006025-A

Abstract

The invention relates to the technical field of medical equipment, in particular to an atomized respirator for a tuberculosis ward with a negative pressure collecting function, which comprises a mask assembly, a pressure sensor and a control unit, wherein the mask assembly comprises a breathing mask and a sealing strip, and the breathing mask is internally provided with the pressure sensor for identifying the pressure change; and the atomization assembly is connected with the mask assembly and is used for intermittently delivering atomized medicament into the breathing mask. According to the invention, the air flow regulating assembly does not obstruct the air flow rate of the air supply pipe during expiration, the air flow rate is accelerated, and a low-pressure area is formed at the position of the pressure-adjustable one-way valve assembly, so that the pressure-adjustable one-way valve assembly does not obstruct the communication between the exhaust pipe and the negative pressure pipe, waste gas in the breathing mask is discharged outwards through the exhaust pipe and the negative pressure pipe, and the air flow regulating assembly reduces the air flow rate of the air supply pipe during end expiration, so that negative pressure collection is not carried out on the air in the breathing mask during end expiration, namely positive pressure is provided during end expiration, and early closing of alveoli is avoided.

Inventors

  • YAN MENGDIE
  • AN HUIRU
  • GUO XIAONI
  • YANG ZHENGZHENG
  • XU JING

Assignees

  • 中国人民解放军总医院第八医学中心

Dates

Publication Date
20260512
Application Date
20260324

Claims (10)

  1. 1. Tuberculosis ward is with atomizing respirator with negative pressure collection function, its characterized in that includes: The mask assembly comprises a breathing mask (101) and a sealing strip (102), wherein an air pressure sensor (2) for identifying air pressure change is arranged in the breathing mask (101); The atomization assembly is connected with the mask assembly and is used for intermittently conveying atomized medicament into the breathing mask (101) so that the breathing mask (101) is filled with atomized liquid and keeps positive pressure during inspiration; A connection pipe (5) for delivering gas into the atomizing assembly; the bottom of the breathing mask (101) is fixedly connected with an exhaust pipe (6), a negative pressure pipe (7) is arranged at the bottom thread of the exhaust pipe (6), a pressure-adjustable one-way valve assembly is arranged on the inner wall of one end of the negative pressure pipe (7) corresponding to the position of the exhaust pipe (6), an air supply pipe (10) is fixedly arranged at one end of the middle part of the negative pressure pipe (7), and the air conveyed in the air supply pipe (10) flows in the negative pressure pipe (7) in a direction away from the pressure-adjustable one-way valve assembly, so that the pressure-adjustable one-way valve assembly is positioned in a low pressure area; the middle parts of the air supply pipe (10) and the connecting pipe (5) are respectively provided with an air flow adjusting component for adjusting the air flow rate in the air supply pipe (10) and the connecting pipe (5), and the air flow adjusting components are used for adjusting the air flow rate in the air supply pipe (10) and the connecting pipe (5): The maximum flow rate is kept by the adjusting connecting pipe (5) during air suction, and the minimum flow rate is kept by the adjusting air supply pipe (10); The adjusting connecting pipe (5) keeps the maximum flow rate when the end of the expiration with the minimum flow rate when the expiration is performed, and the adjusting air supply pipe (10) keeps the minimum flow rate when the end of the expiration with the maximum flow rate is performed.
  2. 2. The tuberculosis ward atomizing respirator with the negative pressure collecting function according to claim 1, wherein the sealing strip (102) is fixedly connected to the position, where the breathing mask (101) is attached to the skin of a user, of the sealing strip (102) is a silica gel material component, so that the breathing mask (101) is comfortably attached to the skin of the user, one end of the air supply pipe (10) is fixedly connected with the air pump (11), and the connecting pipe (5) is connected with an atomizing air source interface of the ward.
  3. 3. The atomizing respirator for tuberculosis wards with negative pressure collecting function according to claim 2, wherein the atomizing assembly comprises an atomizing cup (301), a storage tube (302) is movably inserted into the top output end of the atomizing cup (301), the storage tube (302) is of a tubular structure with a closed top and an open bottom, the top and the bottom of the storage tube (302) are respectively and rotatably connected with a temporary storage tube (303), one ends of opposite faces of the two temporary storage tubes (303) are fixedly connected with a plurality of connecting sheets (304), the inner walls of the two temporary storage tubes (303) and the top of the temporary storage tube (303) are respectively and fixedly connected with an elastic bag body (306), the elastic bag body (306) is an elastic material component, and the elastic bag body (306), the temporary storage tube (303), the storage tube (302) and the inside of the atomizing cup (301) are communicated.
  4. 4. The atomized respirator for the tuberculosis ward with the negative pressure collecting function according to claim 3, wherein a plurality of mist outlet pipes (307) are fixedly embedded in the surface of the storage pipe (302), the inside of the mist outlet pipes (307) is communicated with the inside of the storage pipe (302), communication holes (305) are formed in the side walls of the temporary storage pipe (303) corresponding to the positions of the mist outlet pipes (307), the inside of the temporary storage pipe (303) is communicated with the inside of the mist outlet pipes (307) through the communication holes (305), and the mist outlet pipes (307) are fixedly embedded in the middle of the breathing mask (101).
  5. 5. The atomized respirator for the tuberculosis ward with the negative pressure collecting function according to claim 4, wherein a limiting ring (308) is fixedly connected to the surface of the temporary storage pipe (303), a limiting groove (309) is formed in the inner wall of the storage pipe (302) corresponding to the position of the limiting ring (308), and the limiting ring (308) is rotatably connected to the inner wall of the limiting groove (309) so that the temporary storage pipe (303) is positioned by matching the limiting ring (308) with the limiting groove (309).
  6. 6. The atomizing respirator for tuberculosis wards with negative pressure collecting function according to claim 5, wherein an atomizing control assembly is arranged on the surface of the storage tube (302), the atomizing control assembly comprises a fixed shell (401) fixedly embedded in the middle of the storage tube (302), first electromagnets (402) are fixedly embedded in two ends of the fixed shell (401) respectively, a mounting plate (403) is fixedly connected to the surface of one connecting piece (304), first magnet blocks (404) are fixedly embedded in the middle of the mounting plate (403), return springs (405) are fixedly connected to two ends of the mounting plate (403) respectively, and the return springs (405) are fixedly connected to the inner wall of the fixed shell (401).
  7. 7. The atomizing respirator for the tuberculosis ward with the negative pressure collecting function according to claim 6, wherein the pressure-adjustable one-way valve assembly comprises a guide ring (801) fixedly connected to the inner wall of one end of a negative pressure pipe (7) corresponding to the exhaust pipe (6), the inner wall of the guide ring (801) is fixedly connected with a connecting block (802), the middle part of the connecting block (802) is fixedly connected with a guide head (803), the surface of the guide head (803) is fixedly connected with a sealing disk (804), the sealing disk (804) is an elastic material member, the sealing disk (804) is tightly attached to the guide ring (801), one end of the sealing disk (804) away from the position of the guide head (803) is fixedly connected with a plurality of connecting strips (805) distributed in a ring shape, one end of the guide head (803) away from the position of the exhaust pipe (6) is fixedly connected with a fixing cover (806), one end of the guide cover (806) away from the position of the guide head (6) is fixedly connected with an air bag (807), the air bag (807) is an elastic material member, the inside of the guide head (807) is communicated with the inside of the fixing cover (806) and the air bag (807) is in a conical shape, the utility model discloses a negative pressure pipe, including cushion (808), sealing disc (804), sealing disc (807), sealing disc (804), honeycomb duct (12) are fixed connection in the surface of cushion (808), driving bar (809) fixed connection keeps away from the one end of sealing disc (804) centre of a circle position in connecting bar (805), and driving bar (809) laminating is in the surface of gasbag (807), sealing disc (804) center thickness is greater than edge thickness, the middle part fixedly connected with honeycomb duct (12) of negative pressure pipe (7), and the activity of gas supply pipe (10) is pegged graft at the inner wall of honeycomb duct (12), honeycomb duct (12) are 90 return bend to make the air current in gas supply pipe (10) flow along the direction that negative pressure pipe (7) kept away from blast pipe (6) one end in the middle part of negative pressure pipe (7).
  8. 8. The atomizing respirator for tuberculosis wards with negative pressure collecting function according to claim 7, wherein the air flow adjusting assembly comprises an adjusting shell (901), the adjusting shell (901) is fixedly connected to the middle parts of a connecting pipe (5) and an air supply pipe (10), the middle parts of the connecting pipe (5) and the air supply pipe (10) corresponding to the positions of the adjusting shell (901) are respectively fixedly connected with a first communicating pipe (902), the inner wall of the first communicating pipe (902) corresponding to the position of a gas source direction is fixedly connected with a sealing ring (906), the inner wall of the sealing ring (906) is fixedly connected with a second communicating pipe (903), one end of the second communicating pipe (903) corresponding to the gas flow direction is of a closed structure, the side walls of the first communicating pipe (902) and the second communicating pipe (903) are fixedly connected with a plurality of third communicating pipes (904), and the side walls of the first communicating pipe (902) are provided with a plurality of air outlet holes (905) so that the gas is located in the adjusting shell (901) and flows to the direction: The gas is discharged outwards through a plurality of third communicating pipes (904), enters a position between the first communicating pipe (902) and the second communicating pipe (903) through a gas outlet hole (905), and finally flows out through one end of the first communicating pipe (902) away from the position of the sealing ring (906).
  9. 9. The device of claim 8, wherein the adjusting housing (901) is fixedly connected with an elastic tube (907) and a first fixed tube (908) respectively corresponding to the inner walls of the connecting tube (5) and the air supply tube (10), the second connecting tube (903), the first connecting tube (902), the elastic tube (907) and the first fixed tube (908) are sequentially arranged from inside to outside, the elastic tube (907) is an elastic material member, a second fixed tube (909) is fixedly connected to the middle part of the inner wall of the adjusting housing (901), a fourth connecting tube (910) is fixedly embedded in the different ends of the side walls of the two first fixed tubes (908) corresponding to the second fixed tube (909), the fourth connecting tube (910) is fixedly embedded in the side walls of the second fixed tube (910), so that the two first fixed tubes (908) corresponding to the connecting tube (5) and the air supply tube (10) respectively are respectively communicated with the two ends of the second fixed tube (909) through the fourth connecting tube (910), the movable rings (911) are movably connected with the movable rings (911) respectively, and the corrugated pipe (913) is fixedly connected to the inner wall of the second fixed pipe (909) so that the corrugated pipe (913) is matched with the movable ring (911) and the second magnet block (912) to divide the interior of the second fixed pipe (909) into two non-communicated cavities, and the two second electromagnets (914) are fixedly connected to the inner wall of the adjusting shell (901) corresponding to the position of the second fixed pipe (909) so that the two second electromagnets (914) are matched to drive the second magnet block (912) to drive the movable ring (911) to move along the direction of the second fixed pipe (909).
  10. 10. The atomized respirator for the tuberculosis ward with the negative pressure collecting function according to claim 9, wherein a guide block (915) is fixedly connected to the surface of the movable ring (911), a guide groove (916) is formed in the side wall of the second fixed pipe (909) corresponding to the position of the guide block (915), and the guide block (915) is movably connected to the inner wall of the guide groove (916), so that the guide block (915) cooperates with the guide groove (916) to guide movement of the movable ring (911).

Description

Tuberculosis ward is with atomizing respirator with function is collected to negative pressure Technical Field The invention relates to the technical field of medical appliances, in particular to an atomization respirator with a negative pressure collecting function for a tuberculosis ward. Background Tuberculosis is a kind of infectious disease of spray, mainly by cough, sneeze, or spray spread produced in speaking course of patient, while the atomization inhaler is a kind of apparatus used for treating upper respiratory disease, mainly used for treating various respiratory diseases, an important and effective treatment method in respiratory disease treatment method, mainly adopting atomization inhaler to atomize the liquid medicine into tiny particles, the medicine enters respiratory tract and lung by inhalation to make it treat lung. An atomized respirator for tuberculosis with negative pressure collecting function is provided by the publication No. CN 115569277A. Solves the problem that the cross infection can be caused when the gas exhaled by the patient is inhaled by medical staff and other people when the traditional atomizing respirator treats the patient. The utility model provides a tuberculosis is with atomizing respirator with function is collected to negative pressure, including the atomizer, the atomizer is provided with first electronic three-way valve through communicating pipe, and first electronic three-way valve one side export is provided with the atomizing cup through first connecting pipe, and atomizing cup one side is provided with the face guard, and the gas outlet of face guard lower part sets up in buffer assembly through the third connecting pipe. According to the novel mask, through a negative pressure extraction mode, the gas exhaled by a patient is collected in the whole process, the pressure during negative pressure extraction is relieved through the buffer component, the mask gas is prevented from being extracted in a large quantity instantaneously during gas extraction, the pressure is lost instantaneously in the mask, and the respiratory switching of the patient is unsmooth, so that the discomfort is caused. However, when the technology is actually used, the negative pressure force cannot be regulated, the whole exhalation is in a negative pressure environment, the positive end-expiratory pressure is not achieved, the curing effect of a patient is affected, and the treatment of the patient is not positively affected only by collecting harmful gas. Disclosure of Invention The invention aims to provide an atomization respirator with a negative pressure collecting function for a tuberculosis ward, which aims to solve the problems that positive end expiratory pressure is not achieved, the curative effect of a patient is affected, and the treatment of the patient is not positively affected only by collecting harmful gas. In order to achieve the purpose, the invention provides the following technical scheme that the atomizing respirator for the tuberculosis ward with the negative pressure collecting function comprises the following components: the mask assembly comprises a breathing mask and a sealing strip, and an air pressure sensor for identifying air pressure change is arranged in the breathing mask; the atomization assembly is connected with the mask assembly and is used for intermittently conveying atomized medicament into the breathing mask so as to enable the breathing mask to be filled with atomized liquid and keep positive pressure during inspiration; A connecting tube for delivering gas into the atomizing assembly; The bottom of the breathing mask is fixedly connected with an exhaust pipe, a negative pressure pipe is arranged at the bottom thread of the exhaust pipe, a pressure-adjustable one-way valve assembly is arranged on the inner wall of one end of the negative pressure pipe corresponding to the position of the exhaust pipe, an air supply pipe is fixedly arranged at one end of the middle part of the negative pressure pipe, and the air conveyed in the air supply pipe flows in the negative pressure pipe in a direction away from the pressure-adjustable one-way valve assembly, so that the pressure-adjustable one-way valve assembly is positioned in a low pressure area; The middle parts of the air supply pipe and the connecting pipe are respectively provided with an air flow adjusting component for adjusting the air flow velocity in the air supply pipe and the connecting pipe, the air flow regulating assembly is used for controlling the air flow in the following steps: The adjusting connecting pipe keeps the maximum flow rate during the inspiration, adjusting the air supply pipe to keep the minimum flow rate; the adjusting connecting pipe keeps the minimum flow rate at the end of expiration and keeps the maximum flow rate at the end of expiration when expiration, and the adjusting air supply pipe keeps the minimum flow rate at the end of expiration. Preferably, the sea