CN113576746A

CN113576746A - Eye drop device

Info

Publication number: CN113576746A
Application number: CN202110882441.9A
Authority: CN
Inventors: 张�杰; 卫萍; 刘忠越; 徐姣; 谷风康; 任飞; 王静成
Original assignee: Second Xiangya Hospital of Central South University
Current assignee: Second Xiangya Hospital of Central South University
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-11-02
Anticipated expiration: 2041-08-02
Also published as: CN113576746B

Abstract

The invention discloses an eye drop device which comprises a fixed frame, a spreading assembly and a pressing plate assembly, wherein the spreading assembly is hinged to the bottom of the fixed frame, one end of the pressing plate assembly is hinged to the top of the fixed frame, the other end of the pressing plate assembly is elastically abutted against the spreading assembly, and the pressing plate assembly is provided with an adjusting screw abutted against a bottle body. Firstly, fixing the bottle body by using a fixing frame; then the adjusting screw rod is rotated until the preset distance is kept between the adjusting screw rod and the bottle body; then the hand-held fixing frame moves towards the eyes, and the bottle mouth is aligned with the eyes; then, preliminarily pressing the pressing plate assembly, enabling the adjusting screw to lean against the bottle body along with the pressing plate assembly until the adjusting screw abuts against the bottle body, and meanwhile, overcoming the elastic force, pushing the opening assembly by the pressing plate assembly to fully open the eyelid until the opening assembly abuts against the fixing frame; and finally, continuously pressing the pressing plate assembly, keeping the eyelid in a stretched state, enabling the pressing plate assembly to be close to the bottle body, extruding the bottle body by the adjusting screw rod, and dripping the eye drops with the preset dosage into the stretched eyes, so that the dripping amount of the eye drops is accurately controlled.

Description

Eye drop device

Technical Field

The invention relates to the field of ophthalmic instruments, in particular to an eye drop device.

Background

Eye drops are common ophthalmic drugs and are often used directly for treating various ophthalmic diseases. The conventional use modes of the eye medicine are as follows: one hand is used for opening the upper eyelid and the lower eyelid, and the other hand is used for extruding the eyedrops after the eye mouths of the eyedrops are aligned with the eyes, so that the eyedrops are dripped into the conjunctival sac of the eyes. In the process of dropping the eye drops, the bottle mouth needs to keep a proper distance from the eyes so as to avoid the eye drop pollution, thus easily causing the problems of reflective blinking or difficult alignment of the bottle mouth to the eyes and the like, leading the eye drops to be dropped outside the eyes and causing the eye drop waste.

Based on this, the related personnel developed the eye drop device for assisting in dropping the eye drops. However, the existing eye drop device has a major drawback. For example, the existing eye drop dropping device utilizes a gear assembly to transmit applied pressing force, so that the dropping amount of the eye drops is easily affected by the magnitude of the pressing force, when the pressing force is too large, a plurality of eye drops can be continuously dropped by one pressing, and the dropping amount of the eye drops cannot be accurately controlled.

Disclosure of Invention

In view of the above, the invention aims to provide an eyedrop dropping device, wherein a spreading component is hinged to the bottom of a fixed frame, one end of a pressing plate component is hinged to the top of the fixed frame, the other end of the pressing plate component elastically abuts against the spreading component, the pressing plate component is provided with an adjusting screw rod, the spreading component is driven to be linked by pressing the pressing plate component, the bottle body is extruded by the adjusting screw rod through the pushing force provided by the pressing plate component after the eyelid is spread by the spreading component, the eyedrop with the preset dosage is extruded by the bottle body, and the dropping quantity of the eyedrop is accurately controlled.

The invention provides an eye drop device, comprising:

a fixing frame for fixing the bottle body;

the strutting component is hinged at the bottom of the fixed frame;

one end of the pressing plate component is hinged to the top of the fixing frame, and the other end of the pressing plate component is elastically abutted to the opening component;

when the adjusting screw rod keeps a preset distance from the bottle body, the pressing plate assembly is pressed, the adjusting screw rod abuts against the bottle body, and the pressing plate assembly overcomes the elastic force to push the opening assembly to open the eyelid until the opening assembly abuts against the fixing frame after opening the eyelid; and continuously pressing the pressing plate assembly, wherein the pressing plate assembly drives the adjusting screw to extrude the bottle body so that the bottle body drips the eye drops with the preset dosage.

Preferably, the pressing plate assembly is provided with a push rod in a penetrating manner, the push rod is transversely inserted into a spreading guide groove arranged on the spreading assembly, and the push rod is sleeved with a pushing elastic piece which is abutted against the pressing plate assembly; when the pressing plate assembly is pressed, the push rod overcomes the elastic force of the push elastic piece under the pushing of the pressing plate assembly and pushes the propping assembly to rotate around the fixing frame along the propping guide groove.

Preferably, the fixing frame comprises a limiting ring for limiting the position of the bottle mouth, the opening assembly comprises a first support rod and a second support rod which are oppositely hinged to two sides of the limiting ring, and a group of first magnetic blocks and a group of second magnetic blocks with different polarities are arranged between the first support rod and the second support rod.

Preferably, the two opposite sides of the limiting ring are integrally provided with U-shaped hinge grooves, the first support rod and the second support rod are respectively hinged in the U-shaped hinge grooves, and the bottom of each U-shaped hinge groove is provided with a limiting inclined plane for limiting the opening angle between the first support rod and the second support rod.

Preferably, the first stay bar and the second stay bar are provided with arc stay bars which are protruded outwards, and each arc stay bar comprises an inner arc surface and an outer arc surface, wherein the radian of each inner arc surface is consistent with that of the eyeball, and the outer arc surface is opposite to the inner arc surface and is used for preventing the unfolded eyelid from returning.

Preferably, the arc-shaped stay bar further comprises a transition plane which is arranged between the inner arc surface and the outer arc surface so as to enable the inner arc surface and the outer arc surface to be symmetrically arranged.

Preferably, the pressing plate assembly comprises two oppositely arranged pressing plates, and the end part of the adjusting screw rod on each pressing plate is provided with an arc-shaped top plate for pressing the bottle body.

Preferably, each arc top sheet is fixed with an anti-rotation guide rod, and each pressing plate is provided with an anti-rotation guide groove which is matched with the anti-rotation guide rod and used for limiting the arc top sheet to rotate along with the adjusting screw rod.

Preferably, the fixed frame comprises a fixed arc buckle and a movable arc buckle hinged with the fixed arc buckle to form a closed annular structure, and the fixed arc buckle and the movable arc buckle are provided with locking components for locking the fixed arc buckle and the movable arc buckle.

Preferably, the locking assembly comprises an elastic spring bolt and a locking groove which are arranged between the fixed arc-shaped buckle and the movable arc-shaped buckle, and when the elastic spring bolt is squeezed into the locking groove, the fixed arc-shaped buckle and the movable arc-shaped buckle are locked; when the elastic bolt is separated from the locking groove, the fixed arc-shaped buckle and the movable arc-shaped buckle are unlocked.

Preferably, the annular structure is fixedly provided with a plurality of elastic blocks which are abutted against the bottle body.

Compared with the background art, the eye drop device provided by the invention comprises a fixing frame, a spreading assembly and a pressing plate assembly, wherein the spreading assembly is hinged to the bottom of the fixing frame, one end of the pressing plate assembly is hinged to the top of the fixing frame, the other end of the pressing plate assembly is elastically abutted against the spreading assembly, and the pressing plate assembly is provided with an adjusting screw rod.

When in use, the bottle body of the eyedrop bottle is firstly placed into the fixed frame, and the bottle body is fixed by the fixed frame; then, rotating the adjusting screw according to the preset dosage to keep the adjusting screw and the bottle body at a preset distance; then the hand-held fixing frame moves towards the eyes, and the bottle mouth is aligned with the eyes; then, preliminarily pressing the pressing plate assembly, enabling the adjusting screw to lean against the bottle body along with the pressing plate assembly until the adjusting screw abuts against the bottle body, meanwhile, overcoming the elastic force by the pressing plate assembly to push the opening assembly to open the eyelid until the opening assembly abuts against the fixing frame, limiting the opening assembly at the moment, and fully opening the eyelid; and finally, continuously pressing the pressing plate assembly, keeping the opening assembly still at the moment, keeping the eyelid in an opened state, enabling the pressing plate assembly to be close to the bottle body, extruding the bottle body by the adjusting screw rod, and dripping the eye medicine with the preset dosage into the opened eyes, thereby realizing the accurate control of the dripping amount of the eye medicine.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a structural view of an eye drop device according to an embodiment of the present invention, which is fixed to a bottle;

FIG. 2 is another view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a block diagram of an eye drop device according to one embodiment of the present invention;

FIG. 6 is a structural view of the fixing frame in FIG. 5;

FIG. 7 is a block diagram of the distractor assembly of FIG. 5;

FIG. 8 is another view of FIG. 7;

FIG. 9 is an assembled view of the distraction assembly and the pressure plate assembly of FIG. 5;

FIG. 10 is an assembly view of the ejector pin and the spreader groove of FIG. 9;

FIG. 11 is an assembled view of the ejector pin and the elastic ejector member shown in FIG. 9;

FIG. 12 is an assembly view of the adjustment screw and the curved top plate of FIG. 5;

fig. 13 is a block diagram of the adjustment screw of fig. 12.

The reference numbers are as follows:

a bottle body 01;

the device comprises a fixed frame 1, a spreading component 2, a pressure plate component 3, an adjusting screw rod 4, a push rod 5, a push elastic component 6 and an arc-shaped top plate 7;

the device comprises a limiting ring 11, a fixed arc-shaped buckle 12, a movable arc-shaped buckle 13, an elastic block 14 and a support connecting rod 15;

a limit slope 111;

a female joint 121;

a locking groove 1211;

a male adapter 131 and a puller handle 132;

an elastic latch 1311;

a distraction guide channel 20, a first brace 21 and a second brace 22;

a first magnetic block 211 and a first arc-shaped stay bar 212;

a second magnetic block 221 and a second arc-shaped stay bar 222;

a transition plane 2121, an inboard arc 2122, and an outboard arc 2123;

a pressing plate 31;

anti-rotation guide slots 311;

a rotary disk 41 and a ball-type protrusion 42;

the anti-rotation guide rod 71.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific examples.

Referring to fig. 1 to 13, fig. 1 is a structural diagram of an eye drop device according to an embodiment of the present invention when the eye drop device is fixed on a bottle body; FIG. 2 is another view of FIG. 1; FIG. 3 is a side view of FIG. 1; FIG. 4 is a front view of FIG. 1; FIG. 5 is a block diagram of an eye drop device according to one embodiment of the present invention; FIG. 6 is a structural view of the fixing frame in FIG. 5; FIG. 7 is a block diagram of the distractor assembly of FIG. 5; FIG. 8 is another view of FIG. 7; FIG. 9 is an assembled view of the distraction assembly and the pressure plate assembly of FIG. 5; FIG. 10 is an assembly view of the ejector pin and the spreader groove of FIG. 9; FIG. 11 is an assembled view of the ejector pin and the elastic ejector member shown in FIG. 9; FIG. 12 is an assembly view of the adjustment screw and the curved top plate of FIG. 5; fig. 13 is a block diagram of the adjustment screw of fig. 12.

The embodiment of the invention discloses an eye drop device, which is a cylindrical eye drop bottle suitable for plastic packaging and comprises a fixed frame 1, a distraction assembly 2 and a pressure plate assembly 3.

The fixing frame 1 is used for fixing the bottle body 01 on one hand and providing support for mounting other parts on the other hand.

The opening component 2 is hinged at the bottom of the fixed frame 1, so that the opening component 2 is positioned under the bottle mouth. The strutting component 2 is hinged with the fixed frame 1 through a pin shaft, so that the strutting component 2 rotates relative to the fixed frame 1 around the pin shaft. When the strutting assembly 2 is unfolded, the upper eyelid and the lower eyelid are strutting by the strutting assembly 2. The spreader assembly 2 may be closed by means of magnets of different polarities, in a manner as described below.

The pressing plate component 3 extends along the length direction of the bottle body 01, the first end of the pressing plate component 3 is hinged to the top of the fixing frame 1, and the second end of the pressing plate component 3 is elastically propped against the opening component 2. When the pressing plate component 3 is pushed, the first end of the pressing plate component 3 rotates relative to the fixing frame 1, so that the second end of the pressing plate component 3 overcomes the elastic force to apply torque to the opening component 2, the opening component 2 is pushed to rotate relative to the fixing frame 1, and the opening component 2 is opened. When loosening clamp plate assembly 3, the second end of clamp plate assembly 3 resets with the help of the elastic force, and the torque of applying to strutting assembly 2 disappears, and strutting assembly 2 resets, until strutting assembly 2 and relying on the magnetic attraction closed.

The pressing plate component 3 is provided with an adjusting screw rod 4, and the adjusting screw rod 4 is perpendicular to the pressing plate component 3, so that the adjusting screw rod 4 is close to or far away from the bottle body 01. It should be noted that, before the pressing plate assembly 3 pushes the opening assembly 2 to open, the adjusting screw rod 4 needs to be adjusted according to the preset dose, so that the preset distance is kept between the adjusting screw rod 4 and the bottle body 01, and the phenomenon that the adjusting screw rod 4 extrudes the bottle body 01 in advance when the pressing plate assembly 3 pushes the opening assembly 2 to open is avoided, so that eye drops are prevented from dropping before the eyelid is not opened. After the expansion component 2 expands the eyelid, the adjusting screw 4 is rotated to make the adjusting screw 4 abut against the bottle body 01, so as to prepare for the adjusting screw 4 to extrude the bottle body 01. The corresponding relationship between the preset dosage and the preset distance can be preset according to the dosage and experience.

The pressing plate assembly 3 comprises two pressing plates 31 which are oppositely arranged, and the two pressing plates 31 are parallel to the central line of the bottle body 01. Each pressing plate 31 is vertically provided with an adjusting screw rod 4, and the adjusting screw rods 4 are in threaded fit with threaded holes formed in the pressing plates 31, so that the adjusting screw rods 4 are extruded along the radial direction of the bottle body 01 or are far away from the bottle body 01.

Considering that the bottle body 01 has a cylindrical shape, the end of each adjusting screw 4 is provided with an arc-shaped top plate 7. Each arc top piece 7 is fixed with an anti-rotation guide rod 71, each pressing plate 31 is provided with an anti-rotation guide groove 311, the anti-rotation guide rods 71 are matched with the anti-rotation guide grooves 311, the anti-rotation guide grooves 311 guide the anti-rotation guide rods 71 to move only along the axial direction of the bottle body 01, and then the arc top piece 7 moves only along the axial direction of the bottle body 01 and is used for limiting the arc top piece 7 to rotate along with the adjusting screw rod 4, so that the position of the arc top piece 7 is kept unchanged, and the arc top piece 7 is prevented from being inclined. Specifically, each arc top sheet 7 is integrally provided with a connecting sleeve matched with the adjusting screw rod 4, the connecting sleeve extends along the radial direction of the bottle body 01, and the anti-rotation guide rod 71 is integrally arranged on the connecting sleeve, so that the anti-rotation guide rod 71 is bent from the connecting sleeve to form the anti-rotation guide slot 311. The anti-rotation guide rod 71 is specifically an L-shaped rod. The rotation preventing guide grooves 311 are waist-shaped grooves extending in the axial direction of the bottle body 01 and penetrate in the thickness direction of the pressing plate 31.

When in use, the bottle body 01 of the eyedrop bottle is firstly inverted and put into the fixed frame 1, and the fixed frame 1 is utilized to fix the bottle body 01; then presetting dosage and rotating the adjusting screw rod 4 to keep the adjusting screw rod 4 and the bottle body 01 at a preset distance; then the fixing frame 1 is held by hand to move towards the eyes until the bottle mouths are aligned with the eyes; then, the pressing plate assembly 3 is pressed preliminarily, the adjusting screw rod 4 leans against the bottle body 01 along with the pressing plate assembly 3 until the adjusting screw rod 4 abuts against the bottle body 01, meanwhile, the pressing plate assembly 3 overcomes the elastic force to push the opening assembly 2 to open the eyelid until the opening assembly 2 abuts against the fixing frame 1, at the moment, the opening assembly 2 is limited, and the eyelid is opened fully; finally, continue to press down clamp plate subassembly 3, strut subassembly 2 motionless this moment, the eyelid remains by the state of strutting, and clamp plate subassembly 3 is close to bottle 01, and adjusting screw 4 drives arc top piece 7 and extrudees bottle 01, and the eyedrops of predetermineeing dose drips into the intraocular that struts, realizes the drippage of accurate control eyedrops from this.

The fixing frame 1 comprises a limiting ring 11, when the bottle body 01 is inversely arranged in the fixing frame 1, the bottle mouth is abutted against the limiting ring 11, and the position of the bottle body 01 is limited by the limiting ring 11. The stop collar 11 may be circular, but is not limited thereto.

The opening component 2 comprises a first support rod 21 and a second support rod 22, and the first support rod 21 and the second support rod 22 are oppositely hinged on two opposite sides of the limit ring 11. Specifically, two opposite sides of the limiting ring 11 are integrally provided with a U-shaped hinge groove, and the first stay bar 21 and the second stay bar 22 are hinged in the U-shaped hinge groove by means of a pin shaft.

The bottom of each U-shaped hinge groove is provided with a limiting inclined plane 111, and the limiting inclined planes 111 are used for respectively limiting the opening angles of the first support rod 21 and the second support rod 22, so that two actions of opening eyelid and dropping eye drops can be simultaneously completed by one-time pressing. Before the pressing plate assembly 3 pushes the opening assembly 2 to open, the proper distance between the adjusting screw rod 4 and the bottle body 01 can be set according to actual conditions, but the distance needs to be set to ensure that the arc-shaped top plate 7 of the adjusting screw rod 4 just abuts against the outer contour of the bottle body 01 when the first support rod 21 or the second support rod 22 abuts against the limit inclined plane 111.

The bottom of each pressing plate 31 of the pressing plate assembly 3 is provided with a push rod 5 in a penetrating manner, the opening assembly 2 is provided with an opening guide groove 20, the push rod 5 is transversely inserted into the opening guide groove 20, the push rod 5 is sleeved with a pushing elastic piece 6, and the pushing elastic piece 6 abuts against the pressing plate 31. When the pressing plate component 3 is pressed, the pushing rod 5 overcomes the elastic force of the pushing elastic component 6 under the pushing of the pressing plate component 3 to push the expanding component 2 to rotate around the fixing frame 1 along the expanding guide groove 20. It should be noted that, when the pressing plate assembly 3 is pressed for the first time, the pushing elastic member 6 is not completely compressed, and only the pushing assembly 2 needs to slightly push open the eyelid under the action of the pushing rod 5. When the pressing plate 3 is pressed for the second time, the compression amount of the pushing elastic element 6 reaches the maximum, so that the propping assembly 2 is ensured to completely prop open the eyelid under the action of the pushing rod 5.

Specifically, each pressing plate 31 respectively abuts against the first support rod 21 and the second support rod 22 through one ejector rod 5, when the two pressing plates 31 are pressed simultaneously, and when the pressing force exerted by the pressing plates 31 is large, the two pressing plates 31 respectively push the first support rod 21 and the second support rod 22 to rotate synchronously around respective pin shafts relative to the limit ring 11 through one ejector rod 5, and the first support rod 21 and the second support rod 22 are opened or closed synchronously by virtue of a lever principle. The distraction guide groove 20 is respectively arranged at the top ends of the first stay bar 21 and the second stay bar 22, and the distraction guide groove 20 is specifically an elongated groove with an open end and extending along the axial direction of the bottle body 01. In the process of rotating the first support rod 21 and the second support rod 22, each ejector pin 5 not only presses the opening guide groove 20 along the depth direction of the opening guide groove 20, but also moves along the length direction of the inserted opening guide groove 20, and the movement track of the ejector pin 5 is a fan-shaped track moving along the radial direction of the bottle body 01.

The rotating disc 41 is fixedly arranged at one end, far away from the bottle body 01, of each adjusting screw rod 4, so that a patient can conveniently rotate the adjusting screw rods 4 through the rotating disc 41. One end of the adjusting screw rod 4, which is far away from the rotating disc 41, is integrally provided with a spherical bulge 42, and the connecting sleeve of each arc top sheet 7 is matched with the spherical bulge 42 to form universal head connection. Each pressing plate 31 is integrally and fixedly provided with a pressing disc, and a groove is formed in the center of each pressing disc, so that fingers can press the pressing disc conveniently.

One end of each ejector rod 5, which is close to the spreading guide groove 20, is fixedly provided with a butting ring in a uniform manner, and two ends of the ejection elastic piece 6 respectively abut against the pressing plate 31 and the butting ring, so that the ejector rod 5 is ensured to push the first support rod 21 and the second support rod 22 to rotate along the spreading guide groove 20 when the pushing force applied by the pressing plate 31 is too large. The pushing elastic member 6 may be a common cylindrical spring, but is not limited thereto.

The first stay bar 21 and the second stay bar 22 are both bending bars, and specifically gather from the periphery of the limiting ring 11 to the center line of the bottle mouth along the radial direction of the bottle body 01, and are symmetrically arranged. A set of first magnetic blocks 211 and second magnetic blocks 221 with different polarities is arranged between the first stay bar 21 and the second stay bar 22. The first magnetic block 211 and the second magnetic block 221 are arranged oppositely and respectively arranged on the corresponding surfaces of the first support rod 21 and the second support rod 22. When the pressing plate assembly 3 is not pressed, the first magnetic block 211 and the second magnetic block 221 are attracted by means of magnetic attraction, and the two blocks are ensured to open the eyelid in a closed state. Obviously, the arrangement of the first magnetic block 211 and the second magnetic block 221 can not only ensure that the first magnetic block 211 and the second magnetic block 221 fully open the eyelid in a closed state, but also avoid the interference of the first support rod 21 and the second support rod 22 with the bottle 01 being loaded into the fixing frame 1.

The first stay bar 21 and the second stay bar 22 both have arc-shaped stay bars protruding outwards, that is, the bottom end of the first stay bar 21 is integrally and vertically provided with a first arc-shaped stay bar 212, and the bottom end of the second stay bar 22 is integrally and vertically provided with a second arc-shaped stay bar 222.

Each arc stay bar comprises a transition plane 2121, and an inner arc surface 2122 and an outer arc surface 2123 which are symmetrically arranged on two sides of the transition plane 2121, that is, the two arc stay bars adopt a double-arc structure, and the bending radians of the inner arc surface 2122 and the outer arc surface 2123 are the same. The radian of the inner side cambered surface 2122 is consistent with that of the eyeball, so that the arc-shaped support rod is ensured to be tightly attached to the eyeball, tangential acting force is applied to the eyelid, and the eyeball is prevented from being damaged due to non-radian inconsistency. The outer curved surface 2123 serves to stop the stretched eyelid from returning, thereby ensuring that the stretching assembly 2 stretches the eyelid comfortably and effectively.

The fixing frame 1 comprises a fixed arc-shaped buckle 12 and a movable arc-shaped buckle 13, one end of the fixed arc-shaped buckle and one end of the movable arc-shaped buckle are hinged, and the other end of the fixed arc-shaped buckle and the other end of the movable arc-shaped buckle are provided with a locking assembly, so that the fixed arc-shaped buckle and the movable arc-shaped buckle form a closed annular structure, and the bottle body 01 is fixed by the annular structure.

A convex joint 131 and a concave joint 121 which are matched with each other are arranged between the fixed arc-shaped buckle 12 and the movable arc-shaped buckle 13, the convex joint 131 is arranged on the movable arc-shaped buckle 13 in a specific integrated mode and is in a flat shape, and the thickness of the convex joint is smaller than the outer diameter of the movable arc-shaped buckle 13. The female connector 121 is integrally formed on the stationary buckle 12. Of course, interchanging the arrangement positions of the male connector 131 and the female connector 121 does not affect the object of the present invention.

The locking assembly is disposed between the male connector 131 and the female connector 121, and includes an elastic latch 1311 and a locking groove 1211, the elastic latch 1311 is a ball lock integrally disposed on both sides of the male connector 131, and the locking groove 1211 is a ball groove disposed on both sides of the female connector 121. When the male connector 131 is inserted into the female connector 121, the elastic latch 1311 is pushed into the locking groove 1211 along with the male connector 131, and the locking assembly locks the fixed and

movable buckles

12 and 13 in preparation for fixing the bottle body 01. When the male connector 131 is pulled out of the female connector 121, the elastic latch 1311 is released from the locking groove 1211 along with the male connector 131, and the fixed and

movable latches

12 and 13 are unlocked in preparation for removing the bottle body 01.

The two opposite sides of the fixed arc buckle 12 are symmetrically provided with U-shaped mounting grooves, and the two pressing plates 31 are hinged with the U-shaped mounting grooves through rotating shafts. The outer side of the movable arc buckle 13 is integrally and fixedly provided with a pulling handle 132, and the pulling handle 132 is used for pulling the movable arc buckle 13 to rotate relative to the fixed arc buckle 12. The fixed arc buckle 12 is connected with the limiting ring 11 through at least one supporting connecting rod 15, and two ends of the supporting connecting rod 15 are respectively vertically connected with the fixed arc buckle 12 and the limiting ring 11.

The annular structure is fixedly provided with a plurality of elastic blocks 14 which are abutted against the bottle body 01, and the bottle body 01 is clamped by the elastic force of the elastic blocks 14. Each group of fixing frames 1 is matched with a series of elastic blocks 14 with different specifications, and the elastic blocks 14 with different specifications are used for clamping bottle bodies 01 with different diameters, so that the adaptability is good.

Each elastic block 14 is in the shape of an annular arc, and may be a rubber block. The elastic blocks 14 are uniformly distributed in a circular ring shape, and a clamping groove is formed in the center of each elastic block 14, so that the elastic blocks 14 are clamped and fixed on the fixed arc-shaped buckle 12 or the movable arc-shaped buckle 13.

The present invention provides an eye drop device, which is described in detail above, and the principle and the embodiment of the present invention are explained herein by using specific examples, and the above description of the examples is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. An ophthalmic drop device, comprising:

a fixing frame (1) for fixing the bottle body (01);

a strutting component (2) hinged at the bottom of the fixed frame (1);

one end of the pressing plate component (3) is hinged to the top of the fixing frame (1), the other end of the pressing plate component is elastically abutted against the opening component (2), and the pressing plate component (3) is provided with an adjusting screw rod (4);

when the adjusting screw rod (4) keeps a preset distance from the bottle body (01), the pressing plate assembly (3) is pressed, the adjusting screw rod (4) abuts against the bottle body (01), and the pressing plate assembly (3) overcomes the elastic force to push the opening assembly (2) to open the eyelid until the opening assembly (2) abuts against the fixing frame (1) after opening the eyelid; continuously pressing the pressing plate component (3), wherein the pressing plate component (3) drives the adjusting screw rod (4) to extrude the bottle body (01) so that the bottle body (01) drips eyedrops with preset dosage.

2. The eye drop device according to claim 1, wherein a push rod (5) penetrates through the pressure plate assembly (3), the push rod (5) is transversely inserted into a distraction guide groove (20) formed in the distraction assembly (2), and a pushing elastic piece (6) which is abutted against the pressure plate assembly (3) is sleeved on the push rod (5); when the pressing plate assembly (3) is pressed, the push rod (5) overcomes the elastic force of the push elastic piece (6) under the pushing of the pressing plate assembly (3) and pushes the opening assembly (2) to rotate around the fixing frame (1) along the opening guide groove (20).

3. The eye drop device according to claim 1, wherein the fixing frame (1) comprises a limiting ring (11) for limiting the position of the bottle mouth, the spreading assembly (2) comprises a first support rod (21) and a second support rod (22) which are oppositely hinged on two sides of the limiting ring (11), and a set of first magnetic blocks (211) and second magnetic blocks (221) with different polarities are arranged between the first support rod (21) and the second support rod (22).

4. The eye drop device according to claim 1, wherein the two opposite sides of the limiting ring (11) are integrally provided with a U-shaped hinge groove, the first support rod (21) and the second support rod (22) are respectively hinged in the U-shaped hinge groove, and a limiting inclined surface (111) for limiting the spreading angle between the first support rod (21) and the second support rod (22) is arranged at the bottom of the U-shaped hinge groove.

5. The eye drop device according to claim 3, wherein the first stay (21) and the second stay (22) each have an outwardly convex arc-shaped stay including an inner arc surface (2122) having an arc corresponding to an arc of an eyeball and an outer arc surface (2123) opposed to the inner arc surface (2122) for preventing a spread eyelid from returning.

6. The eye drop device according to claim 5, wherein the curved strut further comprises a transition plane (2121) disposed between the medial arc surface (2122) and the lateral arc surface (2123) such that they are symmetrically disposed.

7. The eye drop dripping device according to any one of claims 1 to 5, wherein the pressing plate assembly (3) comprises two oppositely arranged pressing plates (31), and the end of the adjusting screw (4) on each pressing plate (31) is provided with an arc-shaped top plate (7) for pressing the bottle body (01).

8. The eye drop dripping device according to claim 7, wherein each of the arc-shaped top sheets (7) is fixed with an anti-rotation guide rod (71), and each of the pressing plates (31) is provided with an anti-rotation guide groove (311) which is matched with the anti-rotation guide rod (71) and used for limiting the arc-shaped top sheets (7) to rotate along with the adjusting screw rod (4).

9. The eye drop device according to any one of claims 1 to 5, wherein the holder (1) comprises a fixed arced buckle (12) and a movable arced buckle (13) hinged to the fixed arced buckle (12) to form a closed loop, the fixed arced buckle (12) and the movable arced buckle (13) being provided with locking means for locking the two.

10. The eyedrop device according to claim 9, characterized in that the locking assembly comprises an elastic latch tongue (1311) and a locking groove (1211) provided between the fixed arc buckle (12) and the movable arc buckle (13), the fixed arc buckle (12) and the movable arc buckle (13) being locked when the elastic latch tongue (1311) is pressed into the locking groove (1211); when the elastic bolt (1311) is released from the locking groove (1211), the fixed buckle (12) is unlocked from the movable buckle (13).

11. The eye drop device according to claim 9, wherein a plurality of resilient blocks (14) are fixed to the ring-shaped structure against the bottle body (01).