CN114099031A

CN114099031A - Clean care implement of neural patient oral cavity

Info

Publication number: CN114099031A
Application number: CN202111471822.4A
Authority: CN
Inventors: 乔丽娜; 许健; 宁芳艺
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-03-01

Abstract

The oral cleaning nursing device for the nerve patients effectively solves the problems of complex operation, time and labor waste in oral cleaning of the patients; the tooth brushing machine comprises a support, wherein a fixed box is arranged at the right end of the upper side of the support, the lower end of the fixed box is connected with a mouth sucking box through a fixed frame, a crankshaft is arranged in the mouth sucking box, a moving column is arranged in the mouth sucking box, a rotating ring is rotatably connected in the mouth sucking box, a rotating ring is coaxially and rotatably connected in the rotating ring, chutes are respectively formed in the rotating ring and the rotating ring, swinging frames are respectively arranged on the rotating ring and the rotating ring, sliding frames are slidably connected in the swinging frames, a tooth brushing box is hinged to the upper end of each sliding frame, tooth brushing plates are respectively arranged on the upper side wall and the lower side wall of each opening at the left side and the right side of each tooth brushing box, a bottom plate is respectively arranged on the inner side walls of each opening at the left side and the right side of each tooth brushing plate, and a plurality of silica gel brush heads are respectively arranged on the bottom plates, and a water feeding pipeline and a waste liquid pipeline are arranged in each tooth brushing box; the invention can realize the complete cleaning of the teeth of the patient by placing the teeth of the patient in the opening of the tooth brushing box.

Description

Clean care implement of neural patient oral cavity

Technical Field

The invention relates to the technical field of neurosurgical care, in particular to a cleaning and nursing device for an oral cavity of a neurosurgery patient.

Background

Some neurosurgical patients cannot take care of their lives due to neurological diseases of the brain, and at this time, medical staff are required to take care of the daily lives of the patients, wherein in oral care, the conventional common nursing method is to use forceps to clamp cotton balls to wipe the teeth of the patients or use a toothbrush to clean the teeth of the patients, but when the cotton balls are used for wiping, the forceps can injure the gums of the patients, the cotton balls are poor in decontamination effect, and effective cleaning cannot be achieved; if the toothbrush is used, an independent negative pressure aspirator needs to be matched, so that dirt and waste liquid generated during tooth cleaning are sucked, and the situation that the waste liquid is remained to the throat of a patient to choke the patient is prevented. However, in any mode, medical staff is required to be assisted by the hospital, and a plurality of patients are in the hospital, so that teeth can occupy more time of the medical staff due to cleaning, and the normal development of the work of the medical staff is not facilitated.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention aims to provide the oral cleaning nursing device for the neural patient, which effectively solves the problems of complex operation, time waste and labor waste in oral cleaning for the patient.

The technical scheme includes that the invention comprises a U-shaped bracket with adjustable height, a fixed box is arranged at the right end of the upper side of the bracket, the lower end of the fixed box is connected with a buccal box in left and right axial directions through a fixed frame in the vertical direction, a crankshaft capable of rotating back and forth is arranged in the buccal box, a moving column capable of moving left and right along with the rotation of the crankshaft is arranged in the buccal box, a rotating ring in left and right axial directions is rotatably connected in the buccal box, a rotating ring is coaxially and rotatably connected in the rotating ring, chute penetrating inside and outside are respectively arranged on the rotating ring and the rotating ring, the two chute can form a V shape, the moving column is inserted into the two chute, a swinging frame is respectively arranged on the rotating ring and the rotating ring, the upper end of the swinging frame penetrates through the buccal box and is slidably connected with the buccal box, a sliding frame is slidably connected at the upper end of the sliding frame, an H-shaped tooth brush box is hinged at the upper end of the sliding frame, tooth plates capable of moving left and right sides of openings on the left and right sides of the tooth box and right sides and left openings are respectively provided with tooth plates capable of the crankshaft, the inner side walls of the openings at the left side and the right side of the tooth brushing box are respectively provided with a bottom plate which can move back and forth along with the rotation of the crankshaft, and a plurality of silica gel brush heads are arranged on the bottom plate and the tooth brushing plate;

the tooth brushing box in be equipped with water supply pipeline and waste liquid pipeline, water supply pipeline include connecting pipe and a plurality of and brush the water pipe of tooth board one-to-one, the water supply pipe free end runs through its board of brushing teeth that corresponds, a plurality of water supply pipes and connecting pipe intercommunication, waste liquid pipeline includes collecting pipe and a plurality of and brush the mouth style of calligraphy venturi tube of tooth board one-to-one, be equipped with a plurality of pipettes that insert the tooth brushing box opening on the mouth style of calligraphy venturi tube, a plurality of mouth style of calligraphy venturi tubes and collecting pipe intercommunication.

The invention has novel concept, ingenious structure, convenient operation and strong practicability, does not need manual handheld operation, can realize the comprehensive cleaning of the teeth of a patient only by putting the mouth containing box into the oral cavity of the patient and putting the teeth of the patient into the opening of the tooth brushing box, automatically provides cleaning solution and automatically collects waste liquid, simplifies the operation steps, saves more time and labor, reduces the workload of medical personnel and reduces the waste of human resources.

Drawings

Fig. 1 is an isometric view of the present invention.

FIG. 2 is a right isometric, stepped cut away view of the present invention with the stent removed.

Fig. 3 is a right perspective full-section view of the tooth brushing box and the mouth holding box of the present invention.

Figure 4 is a front elevational perspective view, in full section, of the dental brush box of the present invention.

Figure 5 is a front isometric view in stepped cutaway of a dental brush box according to the present invention.

FIG. 6 is a perspective view of a water supply line in the brush box at the rear side of the present invention.

Figure 7 is an isometric view of the waste line in the rear of the toothbrushing box of the present invention.

Fig. 8 is a front perspective view in full section of the buccal cassette of the present invention.

Fig. 9 is a right perspective view of the buccal box of the present invention taken in a stepped cut.

Fig. 10 is an enlarged view of a in fig. 2 of the present invention.

Fig. 11 is a perspective bottom view of the swivel in the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

The utility model is shown in figures 1 to 11, which comprises a U-shaped bracket 1 with adjustable height, a fixed box 2 is arranged at the right end of the upper side of the bracket 1, the lower end of the fixed box 2 is connected with a buccal box 4 with left and right axial directions through a fixed frame 3 in the vertical direction, a crankshaft 5 capable of rotating back and forth is arranged in the buccal box 4, a moving column 6 capable of moving left and right along with the rotation of the crankshaft 5 is arranged in the buccal box 4, a rotating ring 7 with left and right axial directions is connected in the buccal box 4 in a rotating way, a rotating ring 8 is coaxially connected in the rotating ring 7 in a rotating way, chute 9 which is communicated with the inside and the outside are respectively arranged on the rotating ring 7 and the rotating ring 8, the two chute 9 can form a V shape, the moving column 6 is inserted into the two chute 9, swing frames 10 are respectively arranged on the rotating ring 7 and the rotating ring 8, the upper end of the swing frame 10 penetrates through the buccal box 4 and is connected with the buccal box 4 in a sliding way, a sliding frame 10 is connected with a sliding way in a sliding way, a H-shaped tooth brushing box 11 is hinged at the upper end of the sliding frame, the upper side wall and the lower side wall of the left side opening and the right side opening of the tooth brushing box 11 are respectively provided with a tooth brushing plate 12 which can move left and right along with the rotation of the crankshaft 5, the inner side walls of the left side opening and the right side opening of the tooth brushing box 11 are respectively provided with a bottom plate 13 which can move front and back along with the rotation of the crankshaft 5, and the bottom plate 13 and the tooth brushing plate 12 are both provided with a plurality of silica gel brush heads;

the toothbrush box 11 in be equipped with water supply pipeline and waste liquid pipeline, water supply pipeline includes connecting pipe 14 and a plurality of and brush the 12 one-to-one's of tooth water supply pipe 15, the 15 free ends of water supply pipe run through its corresponding brush the tooth board 12, a plurality of water supply pipe 15 and connecting pipe 14 intercommunication, waste liquid pipeline includes collecting pipe 16 and a plurality of and brush the 12 one-to-one's of tooth board square venturi tube 17, be equipped with a plurality of pipettes 18 that insert 11 openings of toothbrush box on the square venturi tube 17, a plurality of square venturi tubes 17 and collecting pipe 16 intercommunication.

In order to enable the crankshaft 5 to rotate, the upper end of the crankshaft 5 extends out of the fixing frame 3 and is inserted into the fixing box 2, an upper axial motor 19 and a lower axial motor 19 are arranged in the fixing box 2, and the output end of the motor 19 is coaxially and fixedly connected with the crankshaft 5.

In order to enable the moving column 6 to move left and right along with the rotation of the crankshaft 5, the lower end of the crankshaft 5 is provided with an incomplete bevel gear 20, the buccal box 4 is rotationally connected with a reciprocating screw 21 coaxial with the rotating ring 7, the reciprocating screw 21 is connected with the moving column 6, and the right end of the reciprocating screw 21 is provided with a driven bevel gear which can be meshed with the incomplete bevel gear 20.

In order to enable the tooth brushing plate 12 to move left and right along with the rotation of the crankshaft 5 and enable the bottom plate 13 to move back and forth along with the rotation of the crankshaft 5, two reels 22 which are coaxial with the crankshaft 5 and can rotate along with the crankshaft 5 are arranged in the mouth containing box 4, the two reels 22 are rotationally connected, the reels 22 can move up and down along with the rotation of the crankshaft 5, a rotating shaft which is positioned between the two bottom plates 13 and is in the vertical axial direction is rotationally connected with the tooth brushing box 11, pull ropes 23 are arranged on the reels 22, the free ends of the pull ropes 23 on the upper side extend out of a sliding frame on the front side and are connected with the rotating shaft on the front side, the free ends of the pull ropes 23 on the lower side extend out of a sliding frame on the rear side and are connected with the rotating shaft on the rear side, cams 24 are respectively arranged on the upper side and the lower side of the rotating shaft, a connecting rod 25 which can be contacted with the cams 24 on the corresponding side is arranged on the tooth brushing plate 12, the connecting rod 25 is slidably connected with the tooth brushing box 11, and the connecting rod 25 is connected with the tooth brushing box 11 through a first pressure spring, a coil spring is arranged on the rotating shaft, a T-shaped rod 26 which can be contacted with the cam 24 is arranged at the inner end of the bottom plate 13, the T-shaped rod 26 is connected with the tooth brushing box 11 in a sliding way, and the T-shaped rod 26 is connected with the tooth brushing box 11 through the spring.

In order to enable the reel 22 to move up and down along with the rotation of the crankshaft 5, the reel 22 is provided with a groove in the vertical direction, the crankshaft 5 is provided with an insertion block 27 which can be inserted into the groove, the buccal box 4 is connected with a moving rod 28 in the left and right directions in a sliding manner, the moving rod 28 is connected with the reel 22 on the lower side in a rotating manner, the upper end of the moving rod 28 is connected with the buccal box 4 through a third pressure spring, the rotating shaft is provided with an inclined block 29 which can be contacted with the moving rod 28, and the right end surface of the inclined block 29 is an inclined surface which is inclined up, down, left and right.

In order to facilitate liquid feeding of a water feeding pipeline and liquid absorption of a waste liquid pipeline, piston cylinders with inward openings are respectively arranged on the front side and the rear side in the fixed box 2, a push plate 30 is connected in the piston cylinders in a sliding mode, the inner end of the push plate 30 is hinged to a connecting rod shaft neck of the crankshaft 5 through a push rod, the free ends of the connecting pipes 14 and the collecting pipes 16 are inserted into the fixed frame 3, the free ends of the two connecting pipes 14 are inserted into the fixed box 2 and are provided with a driving pipe 31, the driving pipe 31 is communicated with the piston cylinders on the rear side, the free ends of the two collecting pipes 16 are inserted into the fixed box 2 and are provided with a negative pressure pipe 32, the negative pressure pipe 32 is communicated with the piston cylinders on the front side, the back ends of the two piston cylinders are respectively connected with a collecting barrel through a transfer pipe 33, and the collecting barrel is located at the left end of the support 1 and is detachably connected with the support 1 through a buckle.

In order to control the flowing direction of the liquid, a liquid suction one-way valve 34 with an opening towards the front piston cylinder is arranged in the negative pressure pipe 32, a liquid discharge one-way valve with an opening towards the collecting barrel is arranged in the front transfer pipe 33, a liquid feeding one-way valve 35 with an opening towards the connecting pipe 14 is arranged in the active pipe 31, and a liquid feeding one-way valve with an opening towards the rear piston cylinder is arranged in the rear transfer pipe 33.

In order to keep the collecting pipe 16 and the connecting pipe 14 in a tightened state when the tooth brushing box 11 is far away from or close to the fixed frame 3, the front side and the rear side in the fixed box 2 are respectively connected with a supporting plate 36 in the left-right direction in a sliding manner, a fourth compression spring is arranged between the two supporting plates 36, and the supporting plates 36 are positioned between the negative pressure pipe 32 and the driving pipe 31.

In order to facilitate better use, elastic waterproof cloth 37 is arranged between the connecting rod 25 and the tooth brushing box 11, and between the T-shaped rod 26 and the tooth brushing box 11, and a soft cushion 38 is connected to the bracket 1 through an elastic rope.

When the mouth-opening-type patient nursing device is used, the two chutes 9 form a V-shaped structure with a rightward opening in the initial state, the moving column 6 is positioned at the left end of the chute 9, a patient lies on a bed, the head of the patient is rested on the support 1, the head of the patient is pushed to the left, the elastic rope is pulled to enable the soft cushion 38 to be in contact with the chin of the patient, the mouth of the patient is manually opened, the height of the support 1 in the vertical direction is adjusted, the mouth-holding box 4 is placed in the mouth of the patient, the teeth of the patient are inserted into the opening of the tooth-brushing box 11, at the moment, the teeth of the patient are in contact with the tooth-brushing plate 12 and the silica gel brush head on the bottom plate 13, and the teeth of the patient are in close contact with the silica gel brush head under the action of the elastic rope and the soft cushion 38;

the motor 19 is started, the motor 19 drives the crankshaft 5 to rotate, the crankshaft 5 drives the push plate 30 to move left and right through the push rod, clean liquid in the collecting barrel at the rear side is sucked into the piston barrel at the rear side through the transit pipe 33 at the rear side and is pushed into the active pipe 31 through the push plate 30, teeth of a patient are moistened and washed through the connecting pipe 14 and the water supply pipe 15, waste liquid and residues are sucked into the piston barrel at the front side through the pipette 18, the square-shaped pipe 17, the collecting pipe 16 and the negative pressure pipe 32 and are pushed into the collecting barrel at the front side through the push plate 30 and the transit pipe 33 at the front side, the teeth of the patient are moistened and the waste liquid and the residues are sucked and discharged, and the situation that the patient is choked due to the fact that the waste liquid falls into the throat of the patient is prevented;

when the liquid is fed by the water feeding pipe 15 and absorbed by the liquid suction pipe 18, the crankshaft 5 drives the winding wheel 22 to rotate, the winding wheel 22 drives the rotating shaft to rotate through the pull rope 23, the rotating shaft drives the cam 24 to rotate, the coil spring is stressed to contract, the cam 24 is in contact with the corresponding connecting rod 25 and the T-shaped rod 26, the connecting rod 25 is pushed to move left and right under the action of the first pressure spring and the spring, the T-shaped rod 26 moves back and forth, the tooth brushing plate 12 moves left and right synchronously, the bottom plate 13 moves back and forth synchronously, so that the silica gel brush head brushes the teeth of a patient along the direction of the slit between the teeth, and food residues are removed conveniently;

when the crankshaft 5 rotates for a certain angle, the inclined surface of the inclined block 29 contacts with the moving rod 28 and pushes the moving rod 28 to move upwards, the third pressure spring is stressed to contract, the moving rod 28 drives the reel 22 to move upwards, the groove is gradually far away from the inserting block 27, when the groove is positioned above the inserting block 27, the reel 22 does not rotate along with the crankshaft 5, the rotating shaft rotates reversely under the action of the coil spring, the tooth brushing plate 12 and the bottom plate 13 move again, when the inclined block 29 does not contact with the moving rod 28, the moving rod 28 moves downwards under the action of the third pressure spring, the two reel 22 synchronously move downwards, the groove moves downwards and the inserting block 27 is inserted into the groove again, and therefore teeth of a patient are sufficiently brushed;

after the crankshaft 5 rotates a certain angle, the incomplete bevel gear 20 is meshed with the driven bevel gear and drives the driven bevel gear to rotate, the driven bevel gear drives the reciprocating screw 21 to rotate, the moving column 6 performs left-right reciprocating movement under the action of the reciprocating screw 21, when the moving column 6 moves rightwards, the moving column 6 drives the rotating ring 7 and the rotating ring 8 to rotate through the inclined groove 9, the two swinging frames 10 swing back to back along with the rotation of the rotating ring 7 and the rotating ring 8, the sliding frame swings outwards along with the swinging frames 10 and changes displacement between the sliding frame and the swinging frames 10 under the action of teeth, the two tooth brushing boxes 11 synchronously swing back to back along with the teeth of a patient, the distance between the fixed frame 3 and the tooth brushing boxes 11 is increased, the length of the connecting pipe 14 and the collecting pipe 16 extending out of the fixed frame 3 is gradually increased, the upper ends of the connecting pipe 14 and the collecting pipe 16 gradually enter the sliding frame, and the two supporting plates 36 relatively move under the action of the negative pressure pipe 32 and the driving pipe 31, the fourth pressure spring is stressed to contract;

when the swing frame 10 swings for a certain angle, the incomplete bevel gear 20 is not meshed with the driven bevel gear, the swing frame 10 stops swinging, the tooth brushing box 11 stops moving, the bottom plate 13 and the silica gel brush head on the tooth brushing plate 12 scrub teeth of a patient again, when the moving column 6 moves to the limit position on the right side, the swing frame 10 swings to the limit position, then along with the re-rotation of the reciprocating screw 21, the moving column 6 moves leftwards, the two swing frames 10 swing relatively, the distance between the tooth brushing box 11 and the fixed frame 3 is reduced, the two supporting plates 36 move back and forth under the action of a fourth pressure spring, the negative pressure tube 32 and the driving tube 31 pull the connecting tube 14 and the collecting tube 16 to move upwards in the sliding frame, the length of the connecting tube 14 and the collecting tube 16 between the tooth brushing box 11 and the fixed frame 3 is shortened, all teeth are cleaned once at the moment, and the swing frame 10 starts to scrub teeth for the second time when swinging relatively, the above steps are repeated, so that the teeth of the patient are comprehensively cleaned;

when the tooth brushing box 11 moves in the mouth of the patient, the mouth of the patient can be opened along with the movement of the tooth brushing box 11, and the chin of the patient is pulled leftwards under the action of the elastic rope and the soft cushion 38, so that the teeth of the patient are always positioned in the opening of the tooth brushing box 11;

after brushing teeth, close motor 19, make cushion 38 keep away from patient's chin, take out tooth brushing box 11 and suck box 4 from patient's oral cavity, empty the waste liquid in the collecting vessel of front side, wash the disinfection with tooth brushing box 11 and suck box 4 to be convenient for next use.

According to the invention, the elastic waterproof cloth 37 is arranged between the connecting rod 25 and the tooth brushing box 11, and between the T-shaped rod 26 and the tooth brushing box 11, so that the opening of the tooth brushing box 11 is separated from the inside of the tooth brushing box 11, and liquid and dirt are prevented from entering the tooth brushing box 11.

The invention is provided with a liquid suction one-way valve 34, a liquid discharge one-way valve, a liquid delivery one-way valve 35 and a liquid feeding one-way valve, and aims to ensure that clean liquid is delivered to a silica gel brush head through a collection barrel at the rear side, a transit pipe 33, a driving pipe 31, a connecting pipe 14 and a water delivery pipe 15 to moisten teeth of a patient, and simultaneously ensure that waste liquid enters a collection barrel at the front side through a liquid suction pipe 18, a square pipe 17, a collection pipe 16, a negative pressure pipe 32 and the transit pipe 33 at the front side to collect the waste liquid, thereby better controlling the flow direction of the liquid.

In the present invention, the two reels 22 and the travel rod 28 are rotatably connected by a T-shaped link, thereby ensuring that the travel rod 28 moves up and down in synchronization with the two reels 22.

The invention has novel conception, ingenious structure, convenient operation and strong practicability, the buccal box, the swinging frame, the sliding frame and the tooth brushing box are arranged, the tooth brushing box swings along the action of the teeth of a patient to realize the comprehensive cleaning of the teeth of the patient, the waste of resources is reduced, the cleaning is more thorough, the arrangement of the elastic rope and the soft cushion ensures that the mouth cavity of the patient changes the opening angle along with the movement of the tooth brushing box, so that the teeth are always positioned in the opening of the tooth brushing box, the tooth brushing stability is ensured, the arrangement of the structures such as the winding wheel, the stay cord, the groove, the inserting block, the inclined block, the fourth pressure spring, the rotating shaft, the cam and the like ensures that the tooth brushing plate and the bottom plate continuously reciprocate to clean the teeth of the patient better, the operation beside medical staff is not needed, the workload of the medical staff is reduced, and the requirement of the mouth cleaning of a plurality of patients can be met only by one medical staff, the waste of manpower is reduced.

Therefore, the oral cleaning nursing device for the nerve patients can effectively solve the problems of complex operation, time and labor waste in oral cleaning of the patients, is simple in structure and operation and convenient to use, and improves the oral cleaning efficiency.

Claims

1. The nerve patient oral cavity cleaning and nursing device comprises a U-shaped bracket (1) with adjustable height, and is characterized in that a fixed box (2) is arranged at the right end of the upper side of the bracket (1), the lower end of the fixed box (2) is connected with a buccal box (4) in the left-right axial direction through a fixed frame (3) in the up-down direction, a crankshaft (5) capable of rotating forwards and backwards is arranged in the buccal box (4), a moving column (6) capable of moving left and right along with the rotation of the crankshaft (5) is arranged in the buccal box (4), a rotating ring (7) in the left-right axial direction is rotationally connected in the buccal box (4), a rotating ring (8) is coaxially rotationally connected in the rotating ring (7), chute (9) which are communicated with the inside and outside are respectively arranged on the rotating ring (7) and the rotating ring (8), the two chute (9) can form a V shape, the moving column (6) is inserted into the two chute (9), swing frames (10) are respectively arranged on the rotating ring (7) and the rotating ring (8), the upper end of the swing frame (10) penetrates through the mouth containing box (4) and is in sliding connection with the mouth containing box (4), the swing frame (10) is in sliding connection with a sliding frame, the upper end of the sliding frame is hinged with an H-shaped tooth brushing box (11), the upper side wall and the lower side wall of the left side opening and the right side opening of the tooth brushing box (11) are respectively provided with a tooth brushing plate (12) which can move left and right along with the rotation of the crankshaft (5), the inner side walls of the left side opening and the right side opening of the tooth brushing box (11) are respectively provided with a bottom plate (13) which can move front and back along with the rotation of the crankshaft (5), and the bottom plate (13) and the tooth brushing plate (12) are both provided with a plurality of silica gel brush heads;

the tooth brushing box (11) in be equipped with water supply pipeline and waste liquid pipeline, water supply pipeline includes connecting pipe (14) and a plurality of and tooth brushing plate (12) one-to-one water supply pipe (15), water supply pipe (15) free end runs through tooth brushing plate (12) that its corresponds, a plurality of water supply pipe (15) and connecting pipe (14) intercommunication, waste liquid pipeline includes collecting pipe (16) and a plurality of and tooth brushing plate (12) one-to-one mouth style of calligraphy venturi tube (17), be equipped with a plurality of pipette (18) that insert tooth brushing box (11) opening on mouth style of calligraphy venturi tube (17), a plurality of mouth style of calligraphy venturi tubes (17) and collecting pipe (16) intercommunication.

2. The oral cleaning and nursing device for the neurological patient according to claim 1, wherein the upper end of the crankshaft (5) extends out of the fixing frame (3) and is inserted into the fixing box (2), an up-and-down axial motor (19) is arranged in the fixing box (2), and the output end of the motor (19) is coaxially and fixedly connected with the crankshaft (5).

3. The oral cleaning and nursing device for the neurological patients according to claim 1, wherein the lower end of the crankshaft (5) is provided with an incomplete bevel gear (20), the buccal box (4) is rotatably connected with a reciprocating lead screw (21) coaxial with the rotating ring (7), the reciprocating lead screw (21) is connected with the moving column (6), and the right end of the reciprocating lead screw (21) is provided with a driven bevel gear which can be meshed with the incomplete bevel gear (20).

4. The oral cavity cleaning and nursing device for the neurological patient according to claim 1, wherein two reels (22) coaxial with the crankshaft (5) and capable of rotating along with the crankshaft (5) are arranged in the mouth holding box (4), the two reels (22) are rotatably connected, the reels (22) can move up and down along with the rotation of the crankshaft (5), a rotating shaft which is positioned between the two bottom plates (13) and is in the vertical axial direction is rotatably connected in the tooth holding box (11), a pull rope (23) is arranged on each reel (22), the free end of the pull rope (23) on the upper side extends out of the sliding frame on the front side and is connected with the rotating shaft on the front side, the free end of the pull rope (23) on the lower side extends out of the sliding frame on the rear side and is connected with the rotating shaft on the rear side, cams (24) are respectively arranged on the upper side and the lower side of the rotating shaft, a connecting rod (25) capable of contacting with the cam (24) on the corresponding side of the tooth brushing plate (12) is arranged on the tooth plate, and the connecting rod (25) is slidably connected with the tooth holding box (11), the connecting rod (25) is connected with the tooth brushing box (11) through a first pressure spring, a coil spring is arranged on the rotating shaft, a T-shaped rod (26) which can be in contact with the cam (24) is arranged at the inner end of the bottom plate (13), the T-shaped rod (26) is in sliding connection with the tooth brushing box (11), and the T-shaped rod (26) is connected with the tooth brushing box (11) through a spring.

5. The oral cavity cleaning and nursing device for the neurological patients according to claim 4, wherein a groove in the vertical direction is formed in the reel (22), an insertion block (27) capable of being inserted into the groove is arranged on the crankshaft (5), a moving rod (28) in the left-right direction is connected in the buccal box (4) in a sliding manner, the moving rod (28) is rotatably connected with the reel (22) on the lower side, the upper end of the moving rod (28) is connected with the buccal box (44) through a third pressure spring, an inclined block (29) capable of being in contact with the moving rod (28) is arranged on the rotating shaft, and the right end face of the inclined block (29) is an inclined plane in the left-right direction.

6. The oral cavity cleaning and nursing device for the neurological patients according to claim 1, wherein piston cylinders with inward openings are respectively arranged at the front side and the rear side in the fixing box (2), a push plate (30) is connected in the piston cylinders in a sliding manner, the inner end of the push plate (30) is hinged with a connecting rod journal of the crankshaft (5) through a push rod, the free ends of the connecting pipe (14) and the collecting pipe (16) are inserted into the fixing frame (3), the free ends of the two connecting pipes (14) are inserted into the fixing box (2) and are provided with an active pipe (31), the active pipe () is communicated with the piston cylinder at the rear side, the free ends of the two collecting pipes (16) are inserted into the fixing box (2) and are provided with a negative pressure pipe (32), the negative pressure pipe (32) is communicated with the piston cylinder at the front side, the opposite ends of the two piston cylinders are respectively connected with a collecting barrel through a transfer pipe (33), and the collecting barrel is positioned at the left end of the bracket (1) and is detachably connected with the bracket (1) through a buckle.

7. The oral cavity cleaning and nursing device for the neural patient as claimed in claim 6, wherein the negative pressure tube (32) is provided with a liquid suction one-way valve (34) of the piston cylinder with an opening facing to the front side, the transit tube (33) with the front side is provided with a liquid discharge one-way valve with an opening facing to the collecting barrel, the active tube (31) is provided with a liquid feeding one-way valve (35) with an opening facing to the connecting tube (14), and the transit tube (33) with the rear side is provided with a liquid feeding one-way valve of the piston cylinder with an opening facing to the rear side.

8. The oral cleaning nursing device for the neurological patient according to claim 1, wherein the fixing box (2) is slidably connected with left and right supporting plates (36) at the front and rear sides, a fourth compression spring is arranged between the two supporting plates (36), and the supporting plates (36) are located between the negative pressure tube (32) and the active tube (31).

9. The oral cleaning nursing device for the neurological patient according to claim 4, wherein elastic waterproof cloth (37) is arranged between the connecting rod (25) and the tooth brushing box 11, between the T-shaped rod (26) and the tooth brushing box (11), and a soft cushion (38) is connected to the bracket (1) through an elastic rope.