CN218010276U

CN218010276U - Be applicable to gynaecology and obstetrician auxiliary device that adds medicine to

Info

Publication number: CN218010276U
Application number: CN202221503783.1U
Authority: CN
Inventors: 楚静
Original assignee: Heze Maternal And Child Health And Family Planning Service Center
Current assignee: Heze Maternal And Child Health And Family Planning Service Center
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-12-13
Anticipated expiration: 2032-06-15

Abstract

The utility model provides a be applicable to gynaecology and obstetrical doctor auxiliary device that adds medicine belongs to medical instrument technical field to solve current gynaecology's inspection bed and become cold can arouse uncomfortable problem of patient and the inconvenient problem of gloves of change after the doctor adds medicine after alcohol disinfection, include: the device comprises a frame body, a seat cushion, a back plate, a back cushion, a backrest angle adjusting device and a warm air device; the cushion is of a concave structure and is fixedly arranged at the front part of the upper side surface of the frame body; the back plate is hinged to the middle of the upper side face of the frame body; the back cushion is fixedly arranged on the upper side of the back plate; the backrest angle adjusting device is arranged at the rear part of the frame body; the warm air device is arranged at the front part of the left side of the frame body. The utility model discloses a warm braw device has reduced patient's discomfort for the heating of gynecological examination bed to weather the both hands for the doctor in order to conveniently trade gloves, improved work efficiency.

Description

Be applicable to gynaecology and obstetrician auxiliary device that adds medicine to

Technical Field

The utility model belongs to the technical field of medical instrument, more specifically say, in particular to be applicable to gynaecology and obstetrician's auxiliary device that adds medicine to.

Background

The obstetrics and gynecology department is one of four main subjects of clinical medicine, and is mainly used for researching the etiology, pathology, diagnosis and prevention of female reproductive organ diseases, the physiological and pathological changes of pregnancy and childbirth, the prevention and diagnosis and treatment of high-risk pregnancy and dystocia, female reproductive endocrine, family planning, female health care and the like. At present, gynecologists generally use gynecological examination beds to apply medicines to patients.

Based on the aforesaid, current gynecological examination bed need spray alcohol and disinfect after using, and alcohol volatilizees takes away the heat and can make the inspection bed cushion become cold, can arouse patient's discomfort, and the doctor need change gloves after having handled patient in addition, and gloves can make the doctor perspire on hand, and can be very inconvenient when moist both hands wear gloves again, and work efficiency is low.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a medicine feeding auxiliary device suitable for the gynecologist is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a be applicable to gynaecology and obstetrics doctor auxiliary device that adds medicine to solve current gynaecology's inspection bed and become cold after the alcohol disinfection and can arouse uncomfortable problem of patient and the inconvenient problem of the back change gloves of doctor adding medicine.

The utility model relates to a purpose and efficiency suitable for gynaecology and obstetrical doctor auxiliary device that adds medicine reaches by following concrete technical means:

a supplementary device of adding medicine suitable for gynaecologist and obstetrician includes: the medical garbage can comprises a frame body, a cushion, a back plate, a back pad, a medical garbage can, a foot tray, a warm air blower shell, a glove box, a backrest angle adjusting device and a warm air device; the cushion is of a concave structure and is fixedly arranged at the front part of the upper side surface of the frame body; the back plate is hinged to the middle of the upper side face of the frame body; the back cushion is fixedly arranged on the upper side of the back plate; the medical garbage can is fixedly arranged at the front lower part of the frame body; the two foot trays are arranged symmetrically left and right, and the foot trays are respectively hinged to the front side of the frame body; the fan heater shell is fixedly arranged at the front part of the left side of the frame body; the glove box is fixedly arranged at the front part of the upper side of the fan heater shell; the backrest angle adjusting device is arranged at the rear part of the frame body; the warm air device is arranged at the front part of the left side of the frame body.

Further, the foot tray includes: a foot rest strut and a locking bolt; the two foot support supporting rods are arranged in bilateral symmetry, the lower ends of the foot support supporting rods are respectively hinged to the front side of the frame body, and the upper ends of the foot support supporting rods are respectively connected with the foot trays in a rotating mode; the locking bolts are arranged symmetrically left and right, the locking bolts are respectively in threaded connection with the frame body, the locking bolts are respectively located on the outer sides of the hinged positions of the foot support supporting rods and the frame body, and the top ends of the locking bolts abut against the outer sides of the foot support supporting rods.

Further, the backrest angle adjusting device comprises: the adjusting rack, the adjusting support block and the adjusting gear; the adjusting racks are arranged symmetrically left and right, the inner sides of the adjusting racks are of rack structures, and the adjusting racks are respectively hinged with the rear end of the back plate; the adjusting support blocks are arranged symmetrically left and right, are respectively hinged to the rear lower part of the frame body and are respectively connected with the adjusting racks in a sliding manner; the adjusting gears are arranged symmetrically left and right, the adjusting gears are respectively and rotatably connected to the inner sides of the adjusting supporting blocks, and the adjusting gears are respectively meshed with the adjusting racks to form a gear rack transmission mechanism.

Further, the backrest angle adjusting device further comprises: an adjusting worm, an adjusting worm wheel and an adjusting hand wheel; the adjusting worm is of a double-head worm structure, the thread pitches of the two ends of the adjusting worm are the same, and the turning directions are opposite, and the adjusting worm is respectively in rotating connection with the adjusting support block; the adjusting worm wheels are arranged symmetrically left and right, the adjusting worm wheels are respectively connected with the adjusting supporting blocks in a rotating mode, the adjusting worm wheels are respectively and fixedly connected with the adjusting gears in a coaxial mode, and the adjusting worm wheels are respectively meshed with the adjusting worm to form a worm and gear transmission mechanism; the adjusting hand wheel is fixedly connected with the left end of the adjusting worm.

Further, the warm air device comprises: the centrifugal fan, the filter box and the high-efficiency filter element; the centrifugal fan is fixedly arranged at the rear lower part of the inner side of the fan heater shell; the filter box is fixedly arranged at the front lower part of the inner side of the fan heater shell, an air inlet at the front side of the filter box is arranged on the front side surface of the fan heater shell, and an air outlet at the rear side of the filter box is fixedly connected with an air inlet at the front side of the centrifugal fan; high-efficient filter core fixed mounting is in the inboard of rose box.

Further, the air heater also comprises: the air conditioner comprises a left air outlet, a right air outlet, a heater, a conversion baffle and a conversion knob; the left air outlet is of an inverted L-shaped structure, and the lower end of the left air outlet is fixedly connected to the upper end of the air outlet on the upper side of the centrifugal fan; the right air outlet is of an inverted L-shaped structure, the lower end of the right air outlet is fixedly connected to the upper end of the left air outlet, and the air outlet at the right upper end of the right air outlet is positioned on the left side of the cushion; the heater is fixedly arranged at the lower part of the inner side of the left air outlet; the conversion baffle is hinged with the upper part of the inner side of the left air outlet; the conversion knob is coaxially and fixedly connected to the rear end of the rotating shaft of the conversion baffle.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model adjusts the inclination angle of the back cushion through the backrest angle adjusting device, and shakes the adjusting hand wheel to drive the adjusting worm to rotate, thereby driving the adjusting worm wheels on the left and right sides to synchronously and reversely rotate, thereby driving the adjusting gears on the left and right sides to synchronously and reversely rotate, thereby driving the adjusting racks on the left and right sides to synchronously lift, so as to adjust the inclination angles of the back plate and the back cushion and provide a comfortable posture for the patient;

the utility model discloses a warm braw device heats for the cushion and weathers both hands for the doctor, when the doctor is when changing gloves before loading medicine for patient, rotate the conversion knob and change the baffle and change to the upper end of left air outlet in order to block the lower extreme of right air outlet, centrifugal fan absorbs sterile air from the rose box, blow off left air outlet from centrifugal fan's air outlet in, the air is heated through the heater in left air outlet lower part, the hot-air blows off from the left side of left air outlet, the doctor can use the warm braw device to weather both hands in order to conveniently wear medical gloves, has improved work efficiency; after a patient is treated by a doctor, the cushion is sprayed with alcohol for disinfection, the cushion can be cooled by volatilization of the alcohol, the conversion knob is rotated to convert the baffle plate to the left end of the left air outlet so as to block the left air outlet, hot air enters the right air outlet from the upper end of the left air outlet, the warm air device blows hot air to the cushion, volatilization of the alcohol is accelerated, the cushion is heated, and discomfort caused by cooling of the cushion to the patient is reduced.

Drawings

Fig. 1 is a schematic view of the main structure of the present invention.

Fig. 2 is an external view of the main body of the present invention.

Fig. 3 is a left rear view of the main body of the present invention.

Fig. 4 is a schematic structural view of the foot tray of the present invention.

Fig. 5 is a schematic structural diagram of the adjusting rack of the present invention.

Fig. 6 is a schematic structural diagram of the adjusting worm according to the present invention.

Fig. 7 is a schematic structural view of the heater of the present invention.

Fig. 8 is a schematic structural view of the switching baffle of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a frame body; 2. a cushion; 3. a back plate; 4. a back pad; 5. a medical trash can; 6. a foot tray; 7. a warm air blower housing; 8. a centrifugal fan; 301. adjusting the rack; 302. adjusting the supporting block; 303. an adjusting gear; 304. adjusting the worm; 305. adjusting the worm gear; 306. adjusting a hand wheel; 601. a foot support strut; 602. a locking bolt; 701. a glove box; 801. a filter box; 802. a high-efficiency filter element; 803. a left air outlet; 804. a right air outlet; 805. a heater; 806. a switching baffle; 807. and (6) switching a knob.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the utility model provides a be applicable to gynaecology and obstetrician auxiliary device that adds medicine to, include: the medical garbage can comprises a frame body 1, a seat cushion 2, a back plate 3, a back cushion 4, a medical garbage can 5, a foot tray 6, a warm air blower shell 7, a glove box 701, a backrest angle adjusting device and a warm air device; the cushion 2 is in a concave structure, and the cushion 2 is fixedly arranged at the front part of the upper side surface of the frame body 1; the back plate 3 is hinged to the middle of the upper side surface of the frame body 1; the back cushion 4 is fixedly arranged on the upper side of the back plate 3; the medical trash can 5 is fixedly arranged at the front lower part of the frame body 1; the two foot trays 6 are arranged symmetrically left and right, and the foot trays 6 are respectively hinged to the front side of the frame body 1; the warm air blower shell 7 is fixedly arranged at the front part of the left side of the frame body 1; the glove box 701 is fixedly arranged at the front part of the upper side of the fan heater shell 7; the backrest angle adjusting device is arranged at the rear part of the frame body 1; the heater is provided at the front left side of the frame 1.

Wherein, foot tray 6 is including: a foot rest strut 601 and a locking bolt 602; the two foot supporting rods 601 are arranged in bilateral symmetry, the lower ends of the foot supporting rods 601 are respectively hinged to the front side of the frame body 1, and the upper ends of the foot supporting rods 601 are respectively rotatably connected with the foot trays 6; two locking bolts 602 are arranged in bilateral symmetry, the locking bolts 602 are respectively in threaded connection with the frame body 1, the locking bolts 602 are respectively located at the outer sides of the hinged positions of the foot supporting rod 601 and the frame body 1, the top ends of the locking bolts 602 abut against the outer sides of the foot supporting rod 601, in use, the foot tray 6 is used for containing the two feet of a patient, the foot supporting rod 601 is used for supporting the foot tray 6 and adjusting the opening angle of the two legs of the patient, and the locking bolts 602 are used for locking the swinging angle of the foot supporting rod 601.

Wherein, back angle adjusting device includes: an adjusting rack 301, an adjusting supporting block 302 and an adjusting gear 303; the two adjusting racks 301 are arranged in bilateral symmetry, the inner sides of the adjusting racks 301 are in a rack structure, and the adjusting racks 301 are respectively hinged with the rear end of the back plate 3; the two adjusting support blocks 302 are arranged symmetrically left and right, the adjusting support blocks 302 are respectively hinged to the rear lower part of the frame body 1, and the adjusting support blocks 302 are respectively connected with the adjusting rack 301 in a sliding manner; the number of the adjusting gears 303 is two, the adjusting gears 303 are bilaterally symmetrical, the adjusting gears 303 are respectively and rotatably connected to the inner sides of the adjusting support blocks 302, and the adjusting gears 303 are respectively meshed with the adjusting racks 301 to form a gear rack transmission mechanism.

Wherein, back angle adjusting device still includes: an adjusting worm 304, an adjusting worm wheel 305 and an adjusting hand wheel 306; the adjusting worm 304 is of a double-head worm structure, the thread pitches of the two ends of the adjusting worm 304 are the same, and the turning directions are opposite, and the adjusting worm 304 is respectively in rotating connection with the adjusting support block 302; the adjusting worm wheels 305 are arranged symmetrically left and right, the adjusting worm wheels 305 are respectively connected with the adjusting support blocks 302 in a rotating mode, the adjusting worm wheels 305 are respectively and fixedly connected with the adjusting gears 303 in a coaxial mode, and the adjusting worm wheels 305 are respectively meshed with the adjusting worms 304 to form a worm and gear transmission mechanism; the adjusting handwheel 306 is fixedly connected at the left end of the adjusting worm 304, in use, the adjusting handwheel 306 is shaken to drive the adjusting worm 304 to rotate, thereby driving the adjusting worm wheels 305 on the left side and the right side to synchronously and reversely rotate, driving the adjusting gears 303 on the left side and the right side to synchronously and reversely rotate, and driving the adjusting racks 301 on the left side and the right side to synchronously lift so as to adjust the inclination angles of the back plate 3 and the back cushion 4.

Wherein, the warm braw device includes: a centrifugal fan 8, a filter tank 801 and a high-efficiency filter element 802; the centrifugal fan 8 is fixedly arranged at the rear lower part of the inner side of the warm air blower shell 7; the filter box 801 is fixedly arranged at the front lower part of the inner side of the fan heater shell 7, the air inlet at the front side of the filter box 801 is arranged at the front side surface of the fan heater shell 7, and the air outlet at the rear side of the filter box 801 is fixedly connected with the air inlet at the front side of the centrifugal fan 8; the high efficiency filter cartridge 802 is fixedly mounted inside the filter box 801, and in use, the filter box 801 and the high efficiency filter cartridge 802 are used to filter dust and bacteria in the air to provide sterile air for the centrifugal fan 8.

Wherein, the warm braw device still includes: a left air outlet 803, a right air outlet 804, a heater 805, a switching baffle 806 and a switching knob 807; the left air outlet 803 is in an inverted L-shaped structure, and the lower end of the left air outlet 803 is fixedly connected to the upper end of the air outlet on the upper side of the centrifugal fan 8; the right air outlet 804 is in an inverted L-shaped structure, the lower end of the right air outlet 804 is fixedly connected to the upper end of the left air outlet 803, and the air outlet at the right upper end of the right air outlet 804 is positioned on the left side of the seat cushion 2; the heater 805 is fixedly arranged at the lower part of the inner side of the left air outlet 803; the switching baffle 806 is hinged on the upper part of the inner side of the left air outlet 803; the conversion knob 807 is coaxially and fixedly connected to the rear end of the rotating shaft of the conversion baffle 806, in use, when a doctor changes gloves before taking medicine for a patient, the conversion knob 807 is rotated to rotate the conversion baffle 806 to the upper end of the left air outlet 803 to block the lower end of the right air outlet 804, the centrifugal fan 8 sucks sterile air from the filter box 801, the sterile air is blown out of the air outlet of the centrifugal fan 8 to the left air outlet 803, the air is heated by the heater 805 at the lower part of the left air outlet 803, hot air is blown out from the left side of the left air outlet 803, the doctor can use a warm air device to dry hands so as to conveniently wear the medical gloves, after the doctor has treated a patient, the cushion 2 is sprayed with alcohol for sterilization, the alcohol is volatilized to cool the cushion 2, the conversion knob 807 is rotated to rotate the conversion baffle 806 to the left end of the left air outlet 803 to block the left air outlet 803, the hot air enters the right air outlet 804 from the upper end of the left air outlet 803, the warm air device blows hot air to the cushion 2, the alcohol is volatilized and the cushion 2 is heated to accelerate the evaporation of the alcohol and heat the cushion 2, and discomfort of the patient caused by the cooling of the cushion 2 is reduced.

The specific use mode and function of the embodiment are as follows:

when the utility model is used, the foot tray 6 is used for containing the feet of a patient, the foot supporting rod 601 is used for supporting the foot tray 6 and adjusting the opening angle of the legs of the patient, and the locking bolt 602 is used for locking the swinging angle of the foot supporting rod 601;

the utility model adjusts the angle of the back cushion 4 through the backrest angle adjusting device, and shakes the adjusting hand wheel 306 to drive the adjusting worm 304 to rotate, thereby driving the adjusting worm wheels 305 on the left and right sides to synchronously and reversely rotate, thereby driving the adjusting gear wheels 303 on the left and right sides to synchronously and reversely rotate, thereby driving the adjusting racks 301 on the left and right sides to synchronously lift, so as to adjust the inclination angles of the back plate 3 and the back cushion 4;

the utility model discloses a warm braw device weathers both hands for the doctor and heats for cushion 2, when the doctor is changing gloves before the medicine is loaded for the patient, rotate conversion knob 807 will change baffle 806 and change to the upper end of left air outlet 803 in order to block the lower extreme of right air outlet 804, centrifugal fan 8 absorbs sterile air from rose box 801, blow off left air outlet 803 from centrifugal fan 8's air outlet, the air is heated through heater 805 in left air outlet 803 lower part, the hot-air blows off from the left side of left air outlet 803, the doctor can use the warm braw device to weather both hands so that conveniently wear medical gloves; after a patient is treated by a doctor, the cushion 2 is sprayed with alcohol for disinfection, the cushion 2 becomes cool by volatilization of the alcohol, the conversion knob 807 is rotated to rotate the conversion baffle 806 to the left end of the left air outlet 803 to block the left air outlet 803, hot air enters the right air outlet 804 from the upper end of the left air outlet 803, so that the warm air device blows hot air to the cushion 2, the volatilization of the alcohol is accelerated, the cushion 2 is heated, and discomfort caused to the patient by the cooling of the cushion 2 is reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a be applicable to gynaecology and obstetrician auxiliary device that adds medicine to, its characterized in that: the method comprises the following steps: the warm air heating device comprises a frame body (1), a seat cushion (2), a back plate (3), a back cushion (4), a medical trash can (5), a foot tray (6), a warm air blower shell (7), a glove box (701), a backrest angle adjusting device and a warm air device; the cushion (2) is of a concave structure, and the cushion (2) is fixedly arranged at the front part of the upper side surface of the frame body (1); the back plate (3) is hinged to the middle of the upper side surface of the frame body (1); the back cushion (4) is fixedly arranged on the upper side of the back plate (3); the medical trash can (5) is fixedly arranged at the front lower part of the frame body (1); the two foot trays (6) are arranged symmetrically left and right, and the foot trays (6) are respectively hinged to the front side of the frame body (1); the warm air blower shell (7) is fixedly arranged at the front part of the left side of the frame body (1); the glove box (701) is fixedly arranged at the front part of the upper side of the fan heater shell (7); the backrest angle adjusting device is arranged at the rear part of the frame body (1); the warm air device is arranged on the front portion of the left side of the frame body (1).

2. The device as claimed in claim 1, wherein the device comprises: the foot tray (6) comprises: a footrest support rod (601) and a locking bolt (602); the two foot support supporting rods (601) are arranged in a bilateral symmetry mode, the lower ends of the foot support supporting rods (601) are respectively hinged to the front side of the frame body (1), and the upper ends of the foot support supporting rods (601) are respectively connected with the foot trays (6) in a rotating mode; the two locking bolts (602) are arranged in bilateral symmetry, the locking bolts (602) are respectively in threaded connection with the frame body (1), the locking bolts (602) are respectively located on the outer sides of the hinged positions of the foot support supporting rods (601) and the frame body (1), and the top ends of the locking bolts (602) are abutted to the outer sides of the foot support supporting rods (601).

3. The device as claimed in claim 1, wherein the device comprises: the backrest angle adjusting device comprises: the device comprises an adjusting rack (301), an adjusting supporting block (302) and an adjusting gear (303); the two adjusting racks (301) are arranged in a bilateral symmetry mode, the inner sides of the adjusting racks (301) are of rack structures, and the adjusting racks (301) are respectively hinged with the rear end of the back plate (3); the adjusting support blocks (302) are arranged symmetrically left and right, the adjusting support blocks (302) are respectively hinged to the lower rear portion of the frame body (1), and the adjusting support blocks (302) are respectively in sliding connection with the adjusting racks (301); the adjusting gears (303) are arranged symmetrically left and right, the adjusting gears (303) are respectively and rotatably connected to the inner sides of the adjusting supporting blocks (302), and the adjusting gears (303) are respectively meshed with the adjusting racks (301) to form a gear rack transmission mechanism.

4. The device as claimed in claim 3, wherein the device comprises: the backrest angle adjusting device further comprises: an adjusting worm (304), an adjusting worm wheel (305) and an adjusting hand wheel (306); the adjusting worm (304) is of a double-head worm structure, the thread pitches of the two ends of the adjusting worm (304) are the same, and the turning directions are opposite, and the adjusting worm (304) is respectively in rotating connection with the adjusting support block (302); the adjusting worm wheels (305) are arranged symmetrically left and right, the adjusting worm wheels (305) are respectively and rotatably connected with the adjusting support blocks (302), the adjusting worm wheels (305) are respectively and coaxially and fixedly connected with the adjusting gear (303), and the adjusting worm wheels (305) are respectively meshed with the adjusting worm (304) to form a worm and gear transmission mechanism; the adjusting hand wheel (306) is fixedly connected with the left end of the adjusting worm (304).

5. The device as claimed in claim 1, wherein the device comprises: the warm air device comprises: the centrifugal fan (8), the filter box (801) and the high-efficiency filter element (802); the centrifugal fan (8) is fixedly arranged at the rear lower part of the inner side of the warm air blower shell (7); the filter box (801) is fixedly arranged at the front lower part of the inner side of the fan heater shell (7), an air inlet at the front side of the filter box (801) is formed in the front side surface of the fan heater shell (7), and an air outlet at the rear side of the filter box (801) is fixedly connected with an air inlet at the front side of the centrifugal fan (8); the high-efficiency filter element (802) is fixedly arranged on the inner side of the filter box (801).

6. The gynecological medical delivery aid of claim 5, wherein: the warm braw device still includes: the air conditioner comprises a left air outlet (803), a right air outlet (804), a heater (805), a conversion baffle (806) and a conversion knob (807); the left air outlet (803) is of an inverted L-shaped structure, and the lower end of the left air outlet (803) is fixedly connected with the upper end of the air outlet at the upper side of the centrifugal fan (8); the right air outlet (804) is of an inverted L-shaped structure, the lower end of the right air outlet (804) is fixedly connected to the upper end of the left air outlet (803), and the air outlet at the right upper end of the right air outlet (804) is positioned on the left side of the cushion (2); the heater (805) is fixedly arranged at the lower part of the inner side of the left air outlet (803); the switching baffle plate (806) is hinged to the upper part of the inner side of the left air outlet (803); the conversion knob (807) is coaxially and fixedly connected to the rear end of the rotating shaft of the conversion baffle plate (806).