CN212347309U - Medical multifunctional negative pressure sputum suction device - Google Patents
Medical multifunctional negative pressure sputum suction device Download PDFInfo
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- CN212347309U CN212347309U CN202021800240.7U CN202021800240U CN212347309U CN 212347309 U CN212347309 U CN 212347309U CN 202021800240 U CN202021800240 U CN 202021800240U CN 212347309 U CN212347309 U CN 212347309U
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Abstract
The utility model discloses a medical multifunctional negative pressure sputum suction device, which comprises a negative pressure part and a sputum suction part, wherein the negative pressure part is connected with the sputum suction part through a connecting pipe, and the negative pressure part creates negative pressure for the sputum suction part through the matching of a servo motor and a piston device to realize negative pressure sputum suction, and a mobile power supply and a control device are also arranged in the negative pressure part; the sputum suction part comprises a transparent box body, a sputum collection bottle, a disinfection bottle and a sputum suction device; the utility model discloses set up negative pressure portion and inhale phlegm portion, through servo motor and piston device cooperation, create the negative pressure to inhale the phlegm through inhaling phlegm portion suction, simple structure saves the cost, still is equipped with portable power source and controlling means in the negative pressure portion, negative pressure when both can controlling and inhale the phlegm can be applicable to the condition that does not have external power supply again.
Description
Technical Field
The utility model relates to a medical apparatus, in particular to a medical multifunctional negative pressure sputum suction device.
Background
At present, most severe patients need to use the sputum aspirator to clear away patient's respiratory secretion when the treatment, the sputum aspirator mainly divide into electrodynamic type negative pressure sputum aspirator and simple and easy manual sputum aspirator, but the unable accurate control of the pressure of simple and easy manual sputum aspirator sputum suction at every turn, it is poor to inhale the phlegm effect, it is inconvenient to use, arouse the long-pending phlegm scheduling problem of patient easily, consequently, general hospital all uses electrodynamic type negative pressure sputum aspirator, but in severe patients transportation, owing to there is not the power, lead to the unable practicality of electrodynamic type negative pressure sputum aspirator.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, to the shortcoming of above prior art, provide a medical multi-functional negative pressure phlegm suction device, the utility model discloses convenient operation, safe and reliable, simple structure, it is with low costs, help the patient to use in the transportation, and the pressure of inhaling the phlegm at every turn can be regulated and control.
In order to solve the technical problem, the technical scheme of the utility model is realized through following mode: a medical multifunctional negative pressure sputum suction device comprises a negative pressure part and a sputum suction part, wherein the negative pressure part and the sputum suction part are fixedly connected through bolts;
the negative pressure part comprises a rectangular box body, a servo motor, a mobile power supply, a piston device and a control device, wherein the servo motor, the mobile power supply and the piston device are all arranged on the bottom plane in the rectangular box body;
the piston device comprises a rotary table, a transmission connecting rod, a piston plate, a pneumatic cylinder and a reducing joint, the pneumatic cylinder is connected with the bottom surface inside the rectangular box body through a bolt, the piston plate is arranged in the pneumatic cylinder and is in sliding fit with the pneumatic cylinder, one end of the piston rod in the length direction is in threaded connection with the piston plate, the other end of the piston rod is in rotating connection with the transmission connecting rod, a pin shaft is arranged on the end surface of the rotary table, and the free end of the transmission connecting rod is sleeved on the pin; the turntable is arranged on an output shaft of the servo motor and is fixed through a bolt, and the turntable and the servo motor synchronously rotate through the matching of a key and a key groove; a through hole is formed in one end, far away from the rotary table, of the pneumatic cylinder, an external thread boss which is formed outwards is arranged at the position of the through hole in the pneumatic cylinder, and the external thread boss is in threaded connection with the reducing joint;
the control device comprises a touch screen and a PLC (programmable logic controller), the touch screen is embedded in a box cover on the rectangular box body, the PLC is fixed on the inner surface of the box cover on the rectangular box body through bolts, the touch screen is electrically connected with the PLC, the PLC is electrically connected with the servo motor, and the PLC is electrically connected with the mobile power supply;
the sputum suction part comprises a transparent box body, two brackets, a sputum collection bottle, a disinfection bottle, a sputum suction device and a plurality of connecting pipes; the side surface of the transparent box body is attached to the side surface of the rectangular box body and connected through bolts, and through holes capable of being matched with the connecting pipes are formed in the positions, corresponding to the rectangular box body, of the transparent box body; the box cover on the transparent box body is rotationally connected through a hinge, the two supports are arranged on the side wall of the transparent box body, the sputum collecting bottle and the disinfection bottle are respectively arranged in the two supports, the sputum collecting bottle and the disinfection bottle are connected through a connecting pipe, and the disinfection bottle and the reducer union are connected through a connecting pipe; the sputum suction device is connected with the sputum collection bottle;
the sputum suction device comprises a conveying pipe connected with the sputum collection bottle, a sputum suction pipe and a sputum suction spherical shell, wherein one end of the conveying pipe, which is far away from the sputum collection bottle, is connected with the sputum suction pipe, and the sputum suction spherical shell is arranged at one end of the sputum suction pipe, which is far away from the conveying pipe.
The servo motor drives the piston cylinder to create a negative pressure condition, so that the control is convenient, the cost is low, and the operation is easy; an external thread boss which is formed outwards is arranged at the position of the through hole on the pneumatic cylinder, so that a second thrust spring is conveniently arranged; the gas sent out from the sputum collecting bottle is filtered and disinfected by the disinfection bottle, so that pathogens are prevented from leaking.
The utility model discloses the technical scheme who further injects is:
one end of the piston rod connected with the piston plate is provided with an inward-formed circular groove, two exhaust holes are symmetrically arranged on the side wall of the circular groove and close to the bottom of the groove, and the exhaust holes penetrate through the piston rod; a first thrust spring is arranged in the circular groove, a first rubber ball is further arranged in the circular groove and arranged between the first thrust spring and the piston plate, a through hole is formed in the piston plate corresponding to the circular groove, the diameter of the first rubber ball is larger than the inner diameter of the through hole in the piston plate, and the diameter of the first rubber ball is smaller than the inner diameter of the circular groove; the inner diameters of two ends of the reducing joint are D and D respectively, and D is larger than D, and one end of the reducing joint with the inner diameter of D is connected with the pneumatic cylinder; a second thrust spring is arranged in the reducing joint, one end of the second thrust spring is abutted against the pneumatic cylinder, a second rubber ball is further arranged in the reducing joint, the second rubber ball is arranged at one end, far away from the pneumatic cylinder, of the second thrust spring, the diameter of the second rubber ball is M, and D is more than M and more than D; when the piston rod pulls the piston plate to move towards the top of the pneumatic cylinder by utilizing the matching of the spring and the rubber ball, the first rubber ball is pressed by external air pressure to tightly push the piston plate to block the through hole on the piston plate, so that negative pressure is generated in the pneumatic cylinder, and the second rubber ball is pressed by the external air pressure to press the second thrust spring and separate from the reducer union, so that the sputum suction part sucks sputum under the negative pressure, the structure is simple, and the cost is saved; when the piston rod promoted the piston board and moved to the pneumatic cylinder bottom, the passageway of reducing joint was plugged up to the second rubber ball, made the increase of pressure in the pneumatic cylinder, first rubber ball atress oppresses first thrust spring to throw off on with the piston board, the air was discharged along the exhaust hole in the circular recess in the pneumatic cylinder, prevented in album sputum flask and the disinfection bottle that the material from palirrhea to patient's respiratory track, prevented to infect.
A box cover on the transparent box body is provided with an inward-formed rectangular groove along the length direction of the box cover and at one end far away from the hinge, and the conveying pipe penetrates through the rectangular groove on the box cover of the transparent box body and is connected with the sputum collecting bottle; be equipped with the rectangular channel on the case lid on the transparent box, make things convenient for the case lid upset on the transparent box, interfere with the conveying pipe when preventing the case lid upset on the transparent box.
One end of the reducing joint, which is far away from the pneumatic cylinder, is in threaded connection with a bamboo charcoal storage box, and the bamboo charcoal storage box is communicated with the disinfection bottle; the bamboo charcoal storage box is internally provided with bamboo charcoal, and the bamboo charcoal is additionally arranged between the disinfection bottle and the pneumatic cylinder, so that the gas discharged from the disinfection bottle can be further disinfected and filtered.
The structure of the sputum collecting bottle is the same as that of the disinfection bottle, and the sputum collecting bottle and the disinfection bottle are both made of transparent plastics; the bottle mouth ends of the sputum collection bottle and the disinfection bottle are both provided with a long pipe and a short pipe, the long pipe on the sputum collection bottle is connected with the conveying pipe, the short pipe on the sputum collection bottle is connected with the long pipe on the disinfection bottle through a connecting pipe, and the short pipe on the disinfection bottle is connected with the bamboo charcoal storage box through a connecting pipe; the disinfection bottle is also internally provided with a disinfectant, one end of the long tube on the disinfection bottle, which is positioned in the disinfection bottle, is soaked in the disinfectant, and the outer surface of the sputum collection bottle is provided with a scale value; the long tube on the disinfection bottle is soaked in the disinfectant, so that the gas pumped out from the sputum collection bottle is filtered and disinfected by the disinfectant, and the virus carried by the sputum in the sputum collection bottle is prevented from flowing out; the outer surface of the sputum collection bottle is provided with a scale value, so that medical personnel can observe the amount of sputum in the sputum collection bottle in real time conveniently.
The conveying pipe is a disposable transparent plastic hose, and one end of the conveying pipe, which is connected with the sputum suction pipe, is connected with a section of hard transparent plastic pipe in a hot melting way; the sputum suction tube is made of a medical rubber tube with high elasticity, one end of the sputum suction tube, which is connected with the conveying tube, is connected with one section of hard transparent plastic tube in a hot melting manner, the hard transparent plastic tube on the conveying tube is in threaded connection with the hard transparent plastic tube on the sputum suction tube, and the sputum suction tube with sputum suction ball heads of different sizes can be replaced according to the needs of patients.
The sputum suction pipe is provided with a strip-shaped air bag in sliding fit, the strip-shaped air bag is wound on the sputum suction pipe, and two ends of the strip-shaped air bag are connected through a magic tape; the sputum suction spherical shell is provided with a plurality of through holes; the strip-shaped air bag is arranged, so that the sputum suction pipe can be prevented from being occluded by a patient to influence the sputum suction effect, and the sputum suction pipe can be conveniently stretched into the respiratory tract of the patient through slidable adjustment of the strip-shaped air bag.
The utility model has the advantages that: through the technical scheme of the utility model, the electric negative pressure sputum suction device is simple in structure and low in cost, the mobile power supply is arranged, so that a patient can continuously suck sputum without external power supply in the transfer process, and the pressure of sputum suction each time can be regulated and controlled through the cooperation of the PLC controller, the touch screen and the servo motor; through the structural cooperation arranged in the piston cylinder, the substances in the sputum collection bottle and the disinfection bottle are prevented from flowing back to the respiratory tract of a patient, and infection is prevented; the long tube on the disinfection bottle is soaked in the disinfectant, so that the gas pumped out from the sputum collection bottle is filtered and disinfected by the disinfectant, and the virus carried by the sputum in the sputum collection bottle is prevented from flowing out; the scale value is arranged on the outer surface of the sputum-collecting bottle, so that medical personnel can conveniently observe the amount of sputum in the sputum-collecting bottle in real time; bamboo charcoal is additionally arranged between the disinfection bottle and the pneumatic cylinder, so that the gas exhausted from the disinfection bottle can be further disinfected and filtered; the strip-shaped air bag is arranged, so that the sputum suction pipe can be prevented from being occluded by a patient to influence the sputum suction effect, and the sputum suction pipe can be conveniently stretched into the respiratory tract of the patient through slidable adjustment of the strip-shaped air bag.
Drawings
Fig. 1 is a schematic view of the appearance structure of the present invention;
fig. 2 is a right side view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
wherein: 1-rectangular box body, 2-servo motor, 3-mobile power supply, 4-rotary table, 4 a-pin shaft, 5-transmission connecting rod, 6-piston rod, 6 a-circular groove, 6 b-exhaust hole, 7-piston plate, 8-pneumatic cylinder, 8 a-external thread boss, 9-reducer joint, 10-touch screen, 11-PLC controller, 12-transparent box body, 13-bracket, 14-sputum-collecting bottle, 15-disinfection bottle, 16-connecting pipe, 17-hinge, 18-conveying pipe, 19-sputum-sucking pipe, 20-sputum-sucking ball shell, 21-first thrust spring, 22-first rubber ball, 23-second thrust spring, 24-second rubber ball, 25-bamboo charcoal storage box and 26-long pipe, 27-short pipe, 28-strip air bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings in the embodiments of the present invention.
It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art.
Example 1
As shown in figure 1, the medical multifunctional negative pressure sputum suction device comprises a negative pressure part and a sputum suction part, wherein the negative pressure part and the sputum suction part are fixedly connected through bolts.
As shown in fig. 3, the negative pressure part comprises a rectangular box body 1, a servo motor 2, a mobile power supply 3, a piston device and a control device, wherein the servo motor 2, the mobile power supply 3 and the piston device are all arranged on the bottom plane in the rectangular box body 1, and the mobile power supply 3 supplies power to the servo motor 2;
in this embodiment, the servo motor 2 and the portable power source 3 are known products in the art, and can be purchased directly.
As shown in fig. 3 and 4, the piston device includes a rotary table 4, a transmission connecting rod 5, a piston rod 6, a piston plate 7, a pneumatic cylinder 8 and a reducer union 9, the pneumatic cylinder 8 is connected with the bottom surface inside the rectangular box 1 through a bolt, the piston plate 7 is arranged in the pneumatic cylinder 8 and is in sliding fit with the pneumatic cylinder 8, one end of the piston rod 6 along the length direction thereof is in threaded connection with the piston plate 7, the other end of the piston rod 6 is rotatably connected with the transmission connecting rod 5, a pin shaft 4a is arranged on the end surface of the rotary table 4, and the free end of the transmission connecting rod 5 is sleeved on the pin shaft 4; the rotary table 4 is arranged on an output shaft of the servo motor 2 and fixed through a bolt, the rotary table 4 and the servo motor 2 are synchronously rotated through key and key groove matching, the motor drives the rotary table 4 when rotating, a pin shaft 4a on the rotary table 4 drives the transmission connecting rod 5 to slide in a reciprocating mode along a rotating track of the pin shaft 4a, and the transmission connecting rod 5 drives the piston rod 6 and the piston plate 7 to do reciprocating motion in the pneumatic cylinder 8.
One end of the pneumatic cylinder 8, which is far away from the rotary table 4, is provided with a through hole, is connected with the sputum suction part, and the sputum suction part works through negative pressure in the pneumatic cylinder 8; an external thread boss 8a which is formed outwards is arranged at the position of the through hole on the pneumatic cylinder 8, and the external thread boss 8a is in threaded connection with the reducing joint 9;
the control device comprises a touch screen 10 and a PLC (programmable logic controller) 11, the touch screen 10 is embedded into a box cover on the rectangular box body 1, the PLC 11 is fixed on the inner surface of the box cover on the rectangular box body 1 through bolts, the touch screen 10 is electrically connected with the PLC 11, the PLC 11 is electrically connected with the servo motor 2, the PLC 11 is electrically connected with the mobile power supply 3, and the rotation speed of the servo motor 2 is adjusted through the matching of the touch screen 10 and the PLC 11, so that the pressure of sucking phlegm at each time is adjusted;
the sputum suction part comprises a transparent box body 12, two brackets 13, a sputum collection bottle 14, a disinfection bottle 15, a sputum suction device and a plurality of connecting pipes 16; the side surface of the transparent box body 12 is attached to the side surface of the rectangular box body 1 and is connected with the side surface of the rectangular box body 1 through bolts, and through holes capable of being matched with the connecting pipes 16 are formed in the positions, corresponding to the rectangular box body 1, of the transparent box body 12, so that the connecting pipes 16 between the disinfection bottles 15 and the reducer joints 9 can be conveniently installed; the cover on the transparent box body 12 is rotatably connected through a hinge 17, so that the transparent box body 12 can be conveniently opened and the sputum collecting bottle 14 and the sputum suction device can be conveniently replaced; the two brackets 13 are arranged on the side wall of the transparent box body 12, and the sputum collecting bottle 14 and the disinfection bottle 15 are respectively arranged in the two brackets 13, so that the sputum collecting bottle 14 and the disinfection bottle 15 can be conveniently taken and placed; the sputum collecting bottle 14 is connected with the disinfection bottle 15 through a connecting pipe 16, and the disinfection bottle 15 is connected with the reducer union 9 through the connecting pipe 16; the sputum suction device is connected with the sputum collection bottle 14;
the sputum suction device comprises a conveying pipe 18 connected with the sputum collection bottle 14, a sputum suction pipe 19 and a sputum suction spherical shell 20, wherein one end, far away from the sputum collection bottle 14, of the conveying pipe 18 is connected with the sputum suction pipe 19, and the sputum suction spherical shell 20 is arranged at one end, far away from the conveying pipe 18, of the sputum suction pipe 19.
As shown in fig. 3 and 4, one end of the piston rod 6 connected with the piston plate 7 is provided with an inwardly-formed circular groove 6a, two exhaust holes 6b are symmetrically arranged on the side wall of the circular groove 6a and near the bottom of the groove, and the exhaust holes 6b penetrate through the piston rod 6; a first thrust spring 21 is arranged in the circular groove 6a, a first rubber ball 22 is further arranged in the circular groove 6a, the first rubber ball 22 is arranged between the first thrust spring 21 and the piston plate 7, a through hole is formed in the piston plate 7 corresponding to the circular groove 6a, the diameter of the first rubber ball 22 is larger than the inner diameter of the through hole in the piston plate 7, and the diameter of the first rubber ball 22 is smaller than the inner diameter of the circular groove 6 a; the inner diameters of two ends of the reducing joint 9 are D and D respectively, and D is larger than D, and one end of the reducing joint 9 with the inner diameter of D is connected with the pneumatic cylinder 8; a second thrust spring 23 is arranged in the reducer union 9, one end of the second thrust spring 23 abuts against the pneumatic cylinder 8, a second rubber ball 24 is further arranged in the reducer union 9, the second rubber ball 24 is arranged at one end, far away from the pneumatic cylinder 8, of the second thrust spring 23, the diameter of the second rubber ball 24 is M, and D is larger than M and larger than D; by utilizing the matching of the spring and the rubber ball, when the piston rod 6 pulls the piston plate 7 to move towards the top of the pneumatic cylinder 8, the first rubber ball 22 is pressed by external air pressure to tightly push the piston plate 7 to block the through hole on the piston plate 7, so that negative pressure is generated in the pneumatic cylinder 8, and the second rubber ball 24 is pressed by the external air pressure to press the second thrust spring 23 and separate from the reducer union 9, so that the sputum suction part can suck sputum under the negative pressure; when piston rod 6 promoted piston plate 7 and moved 8 bottoms of pneumatic cylinder, the passageway of reducer union 9 is blocked up to second rubber ball 23, make the increase of pressure in the pneumatic cylinder 8, first rubber ball 22 atress oppresses first thrust spring 21, and throw off on the piston plate 7, the air is discharged along exhaust hole 6b in the circular recess 6a in the pneumatic cylinder 8, prevent that sputum or air in collection sputum flask 14 and the disinfection flask 15 from palirrhea to patient's respiratory track, prevent to infect.
As shown in fig. 1, an inwardly-formed rectangular groove is formed in the cover of the transparent box body 12 along the length direction of the cover and at the end far away from the hinge 17, so that when the transparent box body 12 needs to be opened, the conveying pipe 18 does not interfere with the cover; the transfer tube 18 passes through a rectangular slot in the lid of the transparent case 12 to connect with the sputum trap 14.
As shown in fig. 4, a bamboo charcoal storage box 25 is connected to one end of the reducer union 9 far away from the pneumatic cylinder 8 in a threaded manner, and the bamboo charcoal storage box 25 is communicated with the disinfection bottle 15; the bamboo charcoal storage box 25 is filled with bamboo charcoal, and the gas sucked out from the disinfection bottle is further filtered.
As shown in fig. 1, the sputum collecting bottle 14 and the disinfection bottle 15 have the same structure and are made of transparent plastics; the bottle mouth ends of the sputum collection bottle 14 and the disinfection bottle 15 are both provided with a long pipe 26 and a short pipe 27, the long pipe 26 on the sputum collection bottle 14 is connected with the conveying pipe 18, the short pipe 27 on the sputum collection bottle 14 is connected with the long pipe 26 on the disinfection bottle 15 through a connecting pipe 16, and the short pipe 27 on the disinfection bottle 15 is connected with the bamboo charcoal storage box 25 through the connecting pipe 16; the disinfection bottle 15 is also internally provided with a disinfectant, and one end of the long pipe 26 on the disinfection bottle 15, which is positioned in the disinfection bottle 15, is soaked in the disinfectant to filter and disinfect the gas pumped out from the sputum collection bottle 14; the 14 surfaces of collection sputum flask are equipped with the scale interval, conveniently observe the sputum suction volume.
As shown in fig. 1, the conveying pipe 18 is a disposable transparent plastic hose, and one end of the conveying pipe 18 connected with the sputum suction pipe 19 is connected with a section of hard transparent plastic pipe in a hot melting way; the sputum suction tube 19 is made of a medical rubber tube with high elasticity, one end of the sputum suction tube 19 connected with the conveying tube 18 is connected with a section of hard transparent plastic tube in a hot melting mode, the hard transparent plastic tube on the conveying tube 18 is in threaded connection with the hard transparent plastic tube on the sputum suction tube 19, and the sputum suction tube 19 with the sputum suction spherical shells 20 of different sizes can be replaced according to respiratory tracts of different patients.
The sputum suction tube 19 is provided with a strip-shaped air bag 28 in sliding fit, so that the sputum suction effect is prevented from being influenced by the occlusion of the sputum suction tube 19 by a patient; the strip-shaped air bag 28 is wound on the sputum suction tube 19, and the two ends of the strip-shaped air bag 28 are connected through a magic tape; the sputum aspirating spherical shell 20 is provided with a plurality of through holes through which sputum is aspirated.
The using process of the embodiment is as follows:
when a patient needs to suck sputum in the transfer process, the embodiment is started through the touch screen 10, a proper pressure value is set according to the self condition of the patient, and the proper sputum suction spherical shell 20 is replaced; the PLC controller 11 controls the rotation speed of the servo motor 2, when the servo motor 2 rotates, the output shaft of the servo motor 2 drives the rotary disc 4 to rotate, the pin shaft 4a on the rotary disc 4 drives the transmission connecting rod 5 to slide along the rotation track of the pin shaft 4a, the transmission connecting rod 5 is limited by the piston rod 6 and drives the piston rod 6 and the piston plate 7 to slide in the pneumatic cylinder 8 in a reciprocating way, if the initial position of the pin shaft 4a is positioned at the closest point of the pin shaft 4a and the pneumatic cylinder 8, the rotary disc 4 rotates clockwise for half a circle, the piston rod 6 pulls the piston plate 7 to move towards the top of the pneumatic cylinder 8, the first rubber ball 22 is pressed by external air pressure and pushes the piston plate 7 tightly to block the through hole on the piston plate 7, so that the negative pressure in the pneumatic cylinder 8 is generated, the second rubber ball 24 is pressed by the external air pressure, the second thrust spring 23 is pressed and separated from, Negative pressure is generated in the disinfection bottle 15, and the sputum suction spherical shell 20 generates suction through the conveying pipe 18 and the sputum suction pipe 19 to absorb sputum accumulated in the respiratory tract of a patient;
after the actions are completed, the rotary table 4 rotates clockwise for a half circle, at the moment, the piston rod 6 pushes the piston plate 7 to move towards the bottom of the pneumatic cylinder 8, the second rubber ball 23 blocks the channel of the reducer union 9, so that the pressure in the pneumatic cylinder 8 is increased, the first rubber ball 22 is forced to press the first thrust spring 21 and is separated from the piston plate 7, the through hole in the piston plate 7 is ventilated, and the air in the pneumatic cylinder 8 is exhausted along the exhaust hole 6b in the circular groove 6 a.
Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.
Claims (8)
1. A medical multifunctional negative pressure sputum suction device is characterized by comprising a negative pressure part and a sputum suction part, wherein the negative pressure part and the sputum suction part are fixedly connected through a bolt;
the negative pressure part comprises a rectangular box body (1), a servo motor (2), a mobile power supply (3), a piston device and a control device, wherein the servo motor (2), the mobile power supply (3) and the piston device are all arranged on the bottom plane in the rectangular box body (1);
the piston device comprises a rotary table (4), a transmission connecting rod (5), a piston rod (6), a piston plate (7), a pneumatic cylinder (8) and a reducing joint (9), wherein the pneumatic cylinder (8) is connected with the bottom surface inside the rectangular box body (1) through a bolt, the piston plate (7) is arranged in the pneumatic cylinder (8) and is in sliding fit with the pneumatic cylinder (8), one end of the piston rod (6) in the length direction is in threaded connection with the piston plate (7), the other end of the piston rod (6) is in rotating connection with the transmission connecting rod (5), a pin shaft (4a) is arranged on the end surface of the rotary table (4), and the free end of the transmission connecting rod (5) is sleeved on the pin shaft (4 a); the rotary table (4) is arranged on an output shaft of the servo motor (2) and fixed through a bolt, and the rotary table (4) and the servo motor (2) are matched with each other through a key and a key groove to synchronously rotate; a through hole is formed in one end, far away from the rotary table (4), of the pneumatic cylinder (8), an external thread boss (8a) formed outwards is arranged at the position of the through hole in the pneumatic cylinder (8), and the external thread boss (8a) is in threaded connection with the reducing joint (9);
the control device comprises a touch screen (10) and a PLC (programmable logic controller) (11), the touch screen (10) is embedded into a box cover on the rectangular box body (1), the PLC (11) is fixed on the inner surface of the box cover on the rectangular box body (1) through a bolt, the touch screen (10) is electrically connected with the PLC (11), the PLC (11) is electrically connected with the servo motor (2), and the PLC (11) is electrically connected with the mobile power supply (3);
the sputum suction part comprises a transparent box body (12), two brackets (13), a sputum collection bottle (14), a disinfection bottle (15), a sputum suction device and a plurality of connecting pipes (16); the side surface of the transparent box body (12) is attached to the side surface of the rectangular box body (1) and connected through bolts, and through holes capable of being matched with the connecting pipes (16) are formed in the positions, corresponding to the transparent box body (12) and the rectangular box body (1); the box cover on the transparent box body (12) is rotatably connected through a hinge (17), the two supports (13) are arranged on the side wall of the transparent box body (12), the sputum collecting bottle (14) and the disinfection bottle (15) are respectively arranged in the two supports (13), the sputum collecting bottle (14) is connected with the disinfection bottle (15) through a connecting pipe (16), and the disinfection bottle (15) is connected with the reducer union (9) through the connecting pipe (16); the sputum suction device is connected with the sputum collection bottle (14);
the sputum suction device comprises a conveying pipe (18) connected with a sputum collection bottle (14), a sputum suction pipe (19) and a sputum suction spherical shell (20), wherein one end, far away from the sputum collection bottle (14), of the conveying pipe (18) is connected with the sputum suction pipe (19), and the sputum suction spherical shell (20) is arranged at one end, far away from the conveying pipe (18), of the sputum suction pipe (19).
2. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: one end of the piston rod (6) connected with the piston plate (7) is provided with an inward-formed circular groove (6a), two exhaust holes (6b) are symmetrically formed in the side wall of the circular groove (6a) and close to the bottom of the groove, and the exhaust holes (6b) penetrate through the piston rod (6); be equipped with first thrust spring (21) in circular recess (6a), still be equipped with first rubber ball (22) in circular recess (6a), first rubber ball (22) set up between first thrust spring (21) and piston plate (7), the position that corresponds circular recess (6a) on piston plate (7) is equipped with the through-hole, just the diameter of first rubber ball (22) is greater than the internal diameter of the through-hole on piston plate (7), the diameter of first rubber ball (22) is less than the internal diameter of circular recess (6 a).
3. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: the inner diameters of two ends of the reducing joint (9) are D and D respectively, D is larger than D, and one end of the reducing joint (9), the inner diameter of which is D, is connected with the pneumatic cylinder (8); be equipped with second thrust spring (23) in reducer union (9), second thrust spring (23) one end offsets with pneumatic cylinder (8), be equipped with still to be equipped with second rubber ball (24) in reducer union (9), second rubber ball (24) set up in the one end that pneumatic cylinder (8) were kept away from in second thrust spring (23), just the diameter of second rubber ball (24) is M, and D > M > D.
4. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: on the case lid on transparent box (12), the one end of just keeping away from hinge (17) along case lid length direction is equipped with inside fashioned rectangular channel, conveying pipe (18) pass the rectangular channel on transparent box (12) case lid and link to each other with album sputum flask (14).
5. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: a bamboo charcoal storage box (25) is connected to one end, far away from the pneumatic cylinder (8), of the reducing joint (9) in a threaded manner, and the bamboo charcoal storage box (25) is communicated with the disinfection bottle (15); the bamboo charcoal storage box (25) is internally provided with bamboo charcoal.
6. The medical multifunctional negative pressure sputum aspirator of claim 5, wherein: the sputum collecting bottle (14) and the disinfection bottle (15) have the same structure and are made of transparent plastics; the mouth ends of the sputum collecting bottle (14) and the disinfection bottle (15) are respectively provided with a long pipe (26) and a short pipe (27), the long pipe (26) on the sputum collecting bottle (14) is connected with the conveying pipe (18), the short pipe (27) on the sputum collecting bottle (14) is connected with the long pipe (26) on the disinfection bottle (15) through a connecting pipe (16), and the short pipe (27) on the disinfection bottle (15) is connected with the bamboo charcoal storage box (25) through the connecting pipe (16); the disinfection bottle (15) is also internally provided with a disinfectant, and one end of the long pipe (26) on the disinfection bottle (15) which is positioned in the disinfection bottle (15) is soaked in the disinfectant; the outer surface of the sputum collection bottle (14) is provided with a scale value.
7. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: the conveying pipe (18) is a disposable transparent plastic hose, and one end of the conveying pipe (18) connected with the sputum suction pipe (19) is connected with a section of hard transparent plastic pipe in a hot melting way; the sputum suction pipe (19) is made of a medical rubber pipe with high elasticity, one end of the sputum suction pipe (19) connected with the conveying pipe (18) is connected with a section of hard transparent plastic pipe in a hot melting mode, and the hard transparent plastic pipe on the conveying pipe (18) is in threaded connection with the hard transparent plastic pipe on the sputum suction pipe (19).
8. The medical multifunctional negative pressure sputum aspirator of claim 1, wherein: the sputum suction pipe (19) is provided with a strip-shaped air bag (28) in sliding fit, the strip-shaped air bag (28) is wound on the sputum suction pipe (19), and two ends of the strip-shaped air bag (28) are connected through magic tapes; the sputum suction spherical shell (20) is provided with a plurality of through holes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021800240.7U CN212347309U (en) | 2020-08-25 | 2020-08-25 | Medical multifunctional negative pressure sputum suction device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021800240.7U CN212347309U (en) | 2020-08-25 | 2020-08-25 | Medical multifunctional negative pressure sputum suction device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111888546A (en) * | 2020-08-25 | 2020-11-06 | 南京市浦口区中心医院 | Medical intelligent negative pressure sputum suction device |
| CN111888546B (en) * | 2020-08-25 | 2024-07-09 | 南京市浦口人民医院 | Medical intelligent negative pressure sputum aspirator |
-
2020
- 2020-08-25 CN CN202021800240.7U patent/CN212347309U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111888546A (en) * | 2020-08-25 | 2020-11-06 | 南京市浦口区中心医院 | Medical intelligent negative pressure sputum suction device |
| CN111888546B (en) * | 2020-08-25 | 2024-07-09 | 南京市浦口人民医院 | Medical intelligent negative pressure sputum aspirator |
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