CN113476724B - Nasal cavity spraying device for otolaryngological department - Google Patents

Abstract

The present invention is designed in the technical field of medical equipment, and discloses a nasal spray device for otolaryngology. On the inner wall of the sleeve; the syringe assembly is arranged at the first end of the sleeve, and the syringe assembly includes a cylinder body and a push rod; the moving assembly is arranged in the middle of the sleeve, and the moving assembly includes a guide rod, a slider, a fixed tube, a first an electric push rod and a hose; the spraying assembly is arranged at the second end of the sleeve, and the spraying assembly includes a movable pipe and a plurality of connecting pipes. The invention provides a nasal spray device for otolaryngology, which can adjust the depth of the spray head entering the nasal cavity.

Description

A nasal spray device for otolaryngology

technical field

The invention relates to the technical field of medical equipment, in particular to a nasal spray device for otolaryngology.

Background technique

Otolaryngology is the surgical discipline that diagnoses and treats the ear, nose, pharynx, larynx, and related head and neck regions. With the advancement and development of science and technology, various medical disciplines penetrate and promote each other, expanding the scope of otolaryngology. The emergence of ear microsurgery, ear neurosurgery, lateral skull base surgery, audiology and balance science, nasal endoscopic surgery, nasal neurosurgery (nasal skull base surgery), laryngeal microsurgery, pediatric otolaryngology, etc. has greatly enriched Contents of Otolaryngology.

At present, when spraying medicine into the nasal cavity of a patient, the medicine liquid is usually sprayed directly from a spray head through a spray device. During use, it is impossible to adjust the depth of the nozzle entering the nasal cavity, thereby making it difficult to apply medicine in the deeper nasal cavity and inconvenient to use.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a nasal spray device for otolaryngology, which can adjust the depth of the spray head entering the nasal cavity.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a nasal spray device for otolaryngology, comprising a sleeve, a controller, a syringe assembly, a moving assembly and a spraying device are arranged in the sleeve. components;

the controller is fixedly mounted on the inner wall of the sleeve;

The syringe assembly is arranged at the first end of the sleeve, the syringe assembly includes a cylinder body and a push rod, the cylinder body is fixedly connected with the inner wall of the sleeve, and the cylinder body has a liquid outlet the first end of the push rod is slidably connected with the inner wall of the cylinder body and is kept sealed, and the second end of the push rod extends toward the first end of the sleeve;

The moving assembly is arranged in the middle of the sleeve, and the moving assembly includes a guide rod, a slider, a fixed pipe, a first electric push rod and a hose, and both ends of the guide rod are connected with the sleeve. The inner wall is fixedly connected, the slider is arranged on the guide rod and is slidably connected with the guide rod, the fixed tube is fixedly installed on the slider, and the first end of the first electric push rod is connected to the guide rod. The inner wall of the sleeve is fixedly connected, the second end of the first electric push rod is fixedly connected to the fixed pipe, the first electric push rod is electrically connected to the controller, and the first electric push rod of the hose is electrically connected to the controller. The end is communicated with the liquid outlet on the cylinder body, and the second end of the hose communicates with the interior of the fixed tube;

The spraying assembly is arranged at the second end of the sleeve, the spraying assembly includes a movable pipe and a plurality of connecting pipes, the movable pipe is communicated with the fixed pipe, and the plurality of the connecting pipes are arranged at equal intervals at the same interval. The movable pipes are connected with the movable pipes, and each connecting pipe is provided with a spray head, and the spray head communicates with the connecting pipe.

Further, the movable tube and the fixed tube are rotatably connected and kept sealed, a first gear is installed on the movable tube, a first motor is installed on the fixed tube, and the first motor is connected with the control A second gear is mounted on the output shaft of the first motor, and the second gear meshes with the first gear.

Further, a valve is installed on each of the connecting pipes, the valve has a handle, and one side of the movable pipe is provided with a mounting plate, and the mounting plate is fixedly connected to the movable pipe;

A plurality of rotating assemblies are arranged on the mounting plate, and the rotating assemblies are arranged at equal intervals and correspond to the valves on the plurality of connecting pipes. The rotating assemblies include a rotating shaft. The shaft is rotatably connected to the mounting plate, the rotation centerline of the rotation shaft is collinear with the rotation centerline of the corresponding handle, and a third gear and a disc are fixedly installed on the rotation shaft, and the inner disc is A locking assembly is provided, and the locking assembly is detachably connected to the handle on the corresponding valve;

The mounting plate is also provided with a first drive assembly, the first drive assembly includes a first guide rail, a first moving plate and a second electric push rod, the first guide rail is fixedly installed on the mounting plate, so The first moving plate is arranged on the first guide rail and is slidably connected with the first guide rail. A rack is installed on the first moving plate, and the rack is meshed with all the third gears. , the first end of the second electric push rod is connected with the mounting plate, the second end of the second electric push rod is connected with the first moving plate, and the second electric push rod is connected with the control electrical connection.

Further, limit holes are opened on the handle of each of the valves, and a first guide groove and a second guide groove are opened at the bottom of each of the discs, and the second guide groove is located in the first guide groove. the bottom of a guide groove;

The locking assembly includes a first moving block, a first compression spring, a second moving block and a second compression spring, the moving block is arranged in the first guide groove and can be along the edge of the first guide groove. For lateral movement, a locking hole is opened at the bottom of the first moving block, and an insertion rod is fixedly installed at one end of the first moving block close to the movable tube, and the insertion rod can pass through the first guide groove. The groove wall extends back into the limiting hole, the first compression spring is arranged in the first guide groove, and makes the first moving block have a tendency to approach the movable tube, the second The moving block is arranged in the second guide groove and can move longitudinally in the second guide groove, a locking rod is fixedly installed on the top of the second moving block, and the locking rod can pass through the first guide groove. The groove walls of the second guide grooves extend into the locking holes, and iron blocks are fixedly installed at the bottom of the second moving blocks, and the iron blocks can pass through the groove walls of the second guide grooves and then extend downward. Out, the second compression spring is arranged in the second guide groove, and makes the second moving block have a tendency to approach the first moving block;

The mounting plate is also provided with a second drive assembly, the second drive assembly includes a second guide rail, a sliding seat, a lead screw and a second motor, the second guide rail is fixedly mounted on the mounting plate and is located in the Right below the disc, the sliding seat is arranged on the second guide rail and is slidably connected with the second guide rail. A permanent magnet is fixedly installed on the top of the sliding seat, and the permanent magnet can be connected with the second guide rail. The iron block is in contact, the screw rod is parallel to the second guide rail, and both ends are rotatably connected to the mounting plate, the screw rod is threadedly connected to the sliding seat, and the second motor is fixedly installed in the The mounting plate is electrically connected to the controller, and the second motor is used to drive the screw to rotate.

Further, the mounting plate is an L-shaped plate.

Further, both ends of the sleeve are provided with a cover body, and the cover body is threadedly connected to the sleeve.

Further, the sleeve is made of plastic material.

Beneficial effects of the present invention:

1. The present invention provides a nasal spray device for otolaryngology. Pressing the push rod can make the liquid medicine in the cylinder spray out from the nozzle through the hose. When the first electric push rod is activated, under the action of the guide rod, the fixed tube will drive the movable tube to move back and forth, so that the multiple nozzles on the movable tube can also move back and forth synchronously, thereby adjusting the depth of the nozzles entering the nasal cavity.

2. The present invention provides a nasal spray device for otolaryngology. When the sliding seat passes directly below several discs, the permanent magnets on the sliding seat will trigger the locking components in these discs to work. The locking assembly operates to connect the disc with the handle on the corresponding valve. Then the second electric push rod starts to drive the first moving plate to slide on the first guide rail. Under the action of the rack and the third gear, all the discs will rotate synchronously. At this time, the valve on the valve connected to the valve will rotate. The handle will also rotate synchronously, and the handle on the valve that is not connected to the valve will not rotate, so only part of the valve can be opened, and finally only part of the nozzle will spray the liquid. This design enables the medical staff to select the number of nozzles to work according to the wound area in the patient's nasal cavity, so as to adjust the sprayed area of the liquid medicine as needed, avoiding excessive spraying of the liquid medicine to the non-trauma part of the patient's nasal cavity waste of liquid.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation after opening of the present invention;

Fig. 3 is the enlarged structural representation of part A in Fig. 2;

Fig. 4 is the internal structure schematic diagram of the present invention;

Fig. 5 is the enlarged structural representation of C part in Fig. 4;

Fig. 6 is the cross-sectional structure schematic diagram along B-B direction in Fig. 4;

7 is a schematic diagram of the internal cross-sectional structure of the disc;

FIG. 8 is an enlarged schematic structural diagram of the D part in FIG. 7 .

In the picture: 10-sleeve, 11-cover, 20-controller, 30-syringe assembly, 31-cylinder, 32-push rod, 40-moving assembly, 41-guide rod, 42-slider, 43 -Fixed pipe, 431-first motor, 432-second gear, 44-first electric push rod, 45-hose, 50-spray assembly, 51-movable pipe, 511-first gear, 52-connecting pipe, 53-Sprinkler, 54-Valve, 55-Handle, 551-Limiting hole, 56-Mounting plate, 60-Rotating assembly, 61-Rotating shaft, 62-Third gear, 63-Disc, 64-First guide groove , 65 - second guide groove, 66 - first through hole, 67 - second through hole, 68 - third through hole, 70 - first drive assembly, 71 - first guide rail, 72 - first moving plate, 73 -Second electric push rod, 74-Rack, 80-Lock assembly, 81-First moving block, 811-Lock hole, 82-First compression spring, 83-Second moving block, 84-Second compression spring, 85-insertion rod, 86-lock rod, 87-iron block, 90-second drive assembly, 91-second guide rail, 92-slide seat, 93-screw rod, 94-second motor, 95-permanent magnet.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

In this application, unless otherwise expressly specified and limited, the terms "connected" and "fixed" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal connection between two elements or an interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of this application, it is to be understood that the terms "vertical", "horizontal", "horizontal", "top", "bottom", "upper", "lower", "inner" and "outer" refer to The orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation or be constructed in a specific orientation. and operation, and therefore should not be construed as limiting the present invention.

In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

As shown in Figures 1-8, the present invention provides a nasal spray device for ENT, comprising a sleeve 10, and the sleeve 10 is provided with a controller 20, a syringe assembly 30, a moving assembly 40 and a spray assembly 50.

The controller 20 is fixedly mounted on the inner wall of the sleeve 10 .

The syringe assembly 30 is disposed at the first end of the sleeve 10 , and the syringe assembly 30 includes a barrel 31 and a push rod 32 . The cylinder body 31 is fixedly connected with the inner wall of the sleeve 10 , and the cylinder body 31 has a liquid outlet. The first end of the push rod 32 is slidably connected with the inner wall of the cylinder body 31 and is kept sealed, and the second end of the push rod 32 extends toward the first end of the sleeve 10 .

The moving assembly 40 is arranged in the middle of the sleeve 10 , and the moving assembly 40 includes a guide rod 41 , a slider 42 , a fixed pipe 43 , a first electric push rod 4432 and a hose 45 . Both ends of the guide rod 41 are fixedly connected to the two ends of the inner wall of the sleeve 10 respectively. The slider 42 is arranged on the guide rod 41 and is slidably connected with the guide rod 41 . The fixed tube 43 is fixedly installed on the slider 42, the first end of the first electric push rod 4432 is fixedly connected with the inner wall of the sleeve 10, the second end of the first electric push rod 4432 is fixedly connected with the fixed tube 43, and the first electric push rod 4432 is fixedly connected with the fixed tube 43. The push rod 4432 is electrically connected to the controller 20 . The first end of the hose 45 communicates with the liquid outlet on the cylindrical body 31 , and the second end of the hose 45 communicates with the interior of the fixed tube 43 .

The spraying assembly 50 is disposed at the second end of the sleeve 10 , and the spraying assembly 50 includes a movable pipe 51 and a plurality of connecting pipes 52 . The movable tube 51 communicates with the fixed tube 43 , and a plurality of connecting tubes 52 are arranged on the movable tube 51 at equal intervals, and all communicate with the movable tube 51 . A spray head 53 is installed on each connecting pipe 52 , and the spray head 53 communicates with the connecting pipe 52 .

In the initial state, all components are located in the sleeve 10 .

When in use, the medical staff controls the first electric push rod 4432 to start through the controller 20 . When the first electric push rod 4432 is activated, under the action of the guide rod 41, the fixed pipe 43 will drive the movable pipe 51 to move forward and backward, so that the plurality of nozzles 53 on the movable pipe 51 can also move forward and backward synchronously, thereby adjusting the nozzles 53 to enter. Depth within the nasal cavity. Then, the medical staff can press the push rod 32 to make the liquid medicine in the cylinder 31 spray out from the plurality of spray heads 53 through the hose 45 .

In one embodiment, the movable tube 51 is rotatably connected with the fixed tube 43 and is kept sealed. A first gear 511 is installed on the movable tube 51 , a first motor 431 is installed on the fixed tube 43 , the first motor 431 is electrically connected with the controller 20 , and a second gear 432 is installed on the output shaft of the first motor 431 . The gear 432 meshes with the first gear 511 .

When there is a wound in the patient's nasal cavity in the circumferential direction, the medical staff can control the first motor 431 to start through the controller 20 while pressing the push rod 32, and under the action of the first gear 511 and the second gear 432, the movable tube 51 All the spray heads 53 will be driven to rotate, so that the medicinal liquid can be automatically rotated and sprayed to the wound in the patient's nasal cavity. It avoids the discomfort caused to the patient's nasal cavity during manual rotation.

In one embodiment, a valve 54 is installed on each connecting pipe 52 , and the valve 54 has a handle 55 . A mounting plate 56 is provided on one side of the movable tube 51 , and the mounting plate 56 is fixedly connected with the movable tube 51 .

The mounting plate 56 is provided with a plurality of rotating assemblies 60 , and the plurality of rotating assemblies 60 are arranged at equal intervals and correspond to the valves 54 on the plurality of connecting pipes 52 one-to-one. The rotating assembly 60 includes a rotating shaft 61 , the rotating shaft 61 is rotatably connected with the mounting plate 56 , and the rotation center line of the rotating shaft 61 is collinear with the rotation center line of the corresponding handle 55 . A third gear 62 and a disk 63 are fixedly mounted on the rotating shaft 61 . A locking assembly 80 is provided in the disc 63 , and the locking assembly 80 is detachably connected with the handle 55 on the corresponding valve 54 .

A first drive assembly 70 is also disposed on the mounting plate 56 , and the first drive assembly 70 includes a first guide rail 71 , a first moving plate 72 and a second electric push rod 73 . The first guide rail 71 is fixedly mounted on the mounting plate 56 and is parallel to the movable tube 51 . The first moving plate 72 is disposed on the first guide rail 71 and is slidably connected to the first guide rail 71 . A rack 74 is installed on the first moving plate 72 , and the rack 74 meshes with all the third gears 62 . The first end of the second electric push rod 73 is connected to the mounting plate 56, the second end of the second electric push rod 73 is connected to the first moving plate 72, and the second electric push rod 73 is used to drive the first moving plate 72 to move on the first A guide rail 71 slides on it.

In the initial state, the lock assembly 80 is disconnected from the handle 55 on the corresponding valve 54 , the valves 54 are all closed, and the liquid medicine cannot be ejected from the spray head 53 .

In operation, the locking assembly 80 in the disc 63 connects the disc 63 with the handle 55 on the corresponding valve 54 . Then the second electric push rod 73 is activated to drive the first moving plate 72 to slide on the first guide rail 71. Under the action of the rack 74 and the third gear 62, all the discs 63 will rotate synchronously. The handle 55 on the valve 54 connected with 54 will also rotate synchronously, while the handle 55 on the valve 54 not connected with the valve 54 will not rotate, so only part of the valve 54 can be opened, and finally only part of the nozzle 53 will be able to open. Spray out the liquid medicine. This design enables the medical staff to select the number of nozzles 53 to work according to the wound area in the patient's nasal cavity, so as to adjust the sprayed area of the medicinal liquid as required, so as to avoid spraying too much medicinal liquid to the non-traumatic part of the patient's nasal cavity, thereby preventing the waste of liquid medicine. And when the second electric push rod 73 expands and contracts to different lengths, under the action of the first guide rail 71 , the first moving plate 72 , the rack 74 , the third gear 62 , the disc 63 and the locking assembly 80 , the rotation range of the handle 55 It will also be different, so that the opening degree of the valve 54 is different, so that the flow rate of the liquid medicine sprayed from the spray head 53 is different.

In one embodiment, a limiting hole 551 is opened on the handle 55 of each valve 54 . The bottom of each disk 63 is provided with a first guide groove 64 and a second guide groove 65 , and the second guide groove 65 is located below the first guide groove 64 . The locking assembly 80 includes a first moving block 81 , a first compression spring 82 , a second moving block 83 and a second compression spring 84 . The moving block is arranged in the first guide groove 64 and can move laterally in the first guide groove 64. The bottom of the first moving block 81 is provided with a locking hole 811, and one end of the first moving block 81 close to the movable tube 51 is fixed An insertion rod 85 is installed, and the insertion rod 85 can extend into the limiting hole 551 after passing through the first through hole 66 on the groove wall of the first guide groove 64 .

The first compression spring 82 is arranged in the first guide groove 64 , the first end of the first compression spring 82 is connected with the groove wall of the first guide groove 64 , and the second end of the first compression spring 82 is connected with the first moving block 81 , the first compression spring 82 makes the first moving block 81 have a tendency to approach the movable tube 51 .

The second moving block 83 is disposed in the second guide groove 65 and can move longitudinally in the second guide groove 65 . A locking rod 86 is fixedly installed on the top of the second moving block 83 , and the locking rod 86 can pass through the second guide The second through hole 67 on the groove wall of the groove 65 extends into the locking hole 811 , the bottom of the second moving block 83 is fixedly installed with an iron block 87 , and the iron block 87 can pass through the groove wall of the second guide groove 65 . The third through hole 68 protrudes downward.

The second compression spring 84 is disposed in the second guide groove 65 , the first end of the second compression spring 84 is connected with the groove wall of the second guide groove 65 , and the second end of the second compression spring 84 is connected with the second moving block 83 , the second compression spring 84 makes the second moving block 83 have a tendency to approach the first moving block 81 .

A second drive assembly 90 is also provided on the mounting plate 56 , and the second drive assembly 90 includes a second guide rail 91 , a sliding seat 92 , a screw rod 93 and a second motor 94 . The second guide rail 91 is fixedly mounted on the mounting plate 56 and is located just below the disk 63 . The sliding seat 92 is disposed on the second guide rail 91 and is slidably connected to the second guide rail 91 . A permanent magnet 95 is fixedly installed on the top of the sliding seat 92 , and the permanent magnet 95 can be in contact with the iron block 87 . The screw rod 93 is parallel to the second guide rail 91 , and both ends are rotatably connected to the mounting plate 56 , and the screw rod 93 is threadedly connected to the sliding seat 92 . The second motor 94 is fixedly mounted on the mounting plate 56 and is electrically connected to the controller 20 , and the second motor 94 is used to drive the screw rod 93 to rotate.

In the initial state, the sliding seat 92 is located at one end of the movable tube 51 away from the fixed tube 43 . The locking rod 86 in the locking assembly 80 is located in the locking hole 811 , and the insertion rod 85 is hidden in the first through hole 66 .

The working process of the locking assembly 80 and the second driving assembly 90 is as follows: the medical staff controls the second motor 94 to work through the controller 20, and the second motor 94 drives the screw rod 93 to rotate. Several discs 63 pass right below one after another. When the sliding seat 92 moves to the right below a certain disc 63, the permanent magnet 95 on it will attract the iron block 87 in the disc 63, and then the iron block 87 will drive the second moving block 83 to move downward. , so that the locking rod 86 leaves the locking hole 811. At this time, under the action of the first compression spring 82, the insertion rod 85 will be inserted into the limit hole 551 of the handle 55 on the corresponding valve 54, thereby connecting the disc 63 to the limit hole 551 of the handle 55. The handles 55 on the corresponding valves 54 are connected. Then the second motor 94 continues to work, the slider 42 continues to move, the permanent magnet 95 will be disengaged from the iron block 87 , and the slider 42 can continue to move to just below the next disk 63 .

This design uses a mechanical valve 54 with a handle 55, and realizes the control of the opening degree of the valve 54 through a mechanical structure, which is more reliable than using an electronic valve directly. Because the internal circuit of the electronic valve 54 is easily damaged during long-term use, it is also difficult to install once damaged.

In one embodiment, the mounting plate 56 is an L-shaped plate to facilitate the installation of various components.

In one embodiment, covers 11 are installed on both ends of the sleeve 10 , and the covers 11 are threadedly connected to the sleeve 10 . When the device is not in use, the cover body 11 can close the sleeve 10 to prevent the various components in the sleeve from being polluted by the external environment.

In one embodiment, the sleeve 10 is made of a plastic material.

While the basic principles and main features and advantages of the present invention have been shown and described above, it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (4)

1. The utility model provides a medicine device is spouted to nasal cavity for otolaryngology branch of academic or vocational study which characterized in that: the automatic spraying device comprises a sleeve, wherein a controller, a needle cylinder assembly, a moving assembly and a spraying assembly are arranged in the sleeve;

the controller is fixedly arranged on the inner wall of the sleeve;

the needle cylinder assembly is arranged at the first end of the sleeve and comprises a cylinder body and a push rod, the cylinder body is fixedly connected with the inner wall of the sleeve, a liquid outlet is formed in the cylinder body, the first end of the push rod is in sliding connection with the inner wall of the cylinder body and keeps sealed, and the second end of the push rod extends towards the first end of the sleeve;

the moving assembly is arranged in the middle of the sleeve and comprises a guide rod, a sliding block, a fixed pipe, a first electric push rod and a hose, wherein two ends of the guide rod are fixedly connected with the inner wall of the sleeve;

the spraying assembly is arranged at the second end of the sleeve and comprises a movable pipe and a plurality of connecting pipes, the movable pipe is communicated with the fixed pipe, the connecting pipes are arranged on the movable pipe at equal intervals and are communicated with the movable pipe, each connecting pipe is provided with a spray head, and the spray heads are communicated with the connecting pipes;

the movable pipe is rotatably connected with the fixed pipe and keeps sealed, a first gear is mounted on the movable pipe, a first motor is mounted on the fixed pipe and electrically connected with the controller, a second gear is mounted on an output shaft of the first motor and meshed with the first gear;

each connecting pipe is provided with a valve, each valve is provided with a handle, one side of each movable pipe is provided with a mounting plate, and the mounting plates are fixedly connected with the movable pipes;

the mounting plate is provided with a plurality of rotating assemblies which are arranged at equal intervals and correspond to the valves on the connecting pipes one by one, each rotating assembly comprises a rotating shaft, the rotating shaft is rotatably connected with the mounting plate, the rotating center line of the rotating shaft is collinear with the rotating center line of the corresponding handle, a third gear and a disc are fixedly mounted on the rotating shaft, a locking assembly is arranged in the disc, and the locking assembly is detachably connected with the corresponding handle on the valve;

the mounting plate is further provided with a first driving assembly, the first driving assembly comprises a first guide rail, a first moving plate and a second electric push rod, the first guide rail is fixedly mounted on the mounting plate, the first moving plate is arranged on the first guide rail and is in sliding connection with the first guide rail, a rack is mounted on the first moving plate, the rack is meshed with all the third gears, the first end of the second electric push rod is connected with the mounting plate, the second end of the second electric push rod is connected with the first moving plate, and the second electric push rod is electrically connected with the controller;

the handle of each valve is provided with a limiting hole, the bottom of each disc is provided with a first guide groove and a second guide groove, and the second guide groove is positioned below the first guide groove;

the locking assembly comprises a first moving block, a first pressure spring, a second moving block and a second pressure spring, the moving block is arranged in the first guide groove and can move in the first guide groove along the transverse direction, a locking hole is formed in the bottom of the first moving block, an insertion rod is fixedly mounted at one end, close to the movable pipe, of the first moving block, the insertion rod can penetrate through the groove wall of the first guide groove and then extend into the limiting hole, the first pressure spring is arranged in the first guide groove and enables the first moving block to have a tendency close to the movable pipe, the second moving block is arranged in the second guide groove and can move in the second guide groove along the longitudinal direction, a locking rod is fixedly mounted at the top of the second moving block and can penetrate through the groove wall of the second guide groove and then extend into the locking hole, an iron block is fixedly mounted at the bottom of the second moving block, the iron block can penetrate through the groove wall of the second guide groove and then extend downwards, and the second pressure spring is arranged in the second guide groove and enables the second moving block to have a trend of approaching the first moving block;

still be provided with second drive assembly on the mounting panel, second drive assembly includes second guide rail, slide, lead screw and second motor, second guide rail fixed mounting be in on the mounting panel, and be located under the disc, the slide sets up on the second guide rail, and with second guide rail sliding connection, the top fixed mounting of slide has the permanent magnet, the permanent magnet can with the iron plate contacts, the lead screw with the second guide rail is parallel, and both ends all with the mounting panel rotates to be connected, the lead screw with slide threaded connection, second motor fixed mounting be in on the mounting panel, and with the controller electricity is connected, the second motor is used for the drive the lead screw is rotatory.

2. A nasal spray device for otorhinolaryngological use according to claim 1 wherein: the mounting plate is an L-shaped plate.

3. A nasal spray device for otorhinolaryngology as claimed in claim 1 wherein: the cover body is installed at both ends of the sleeve, and the cover body is in threaded connection with the sleeve.

4. A nasal spray device for otorhinolaryngology as claimed in claim 1 wherein: the sleeve is made of a plastic material.

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