Quantitative medicine applying device

Abstract

The utility model provides a quantitative medicine applying device, which relates to the technical field of medical instruments, and mainly comprises a connector, an elastic driving connecting piece, a quantitative bin component and a medicine applying head, the elastic driving assembly is driven by external force to move relative to the connector on the connector, the quantitative bin assembly and the medicine applying head are driven to move in the direction far away from the connector, the connector is converted into a conducting state from a sealed state, and therefore liquid medicine can flow to the quantitative bin assembly from the connector and then is applied through the medicine applying head, and the medicine applying effect is good. Due to the fact that the elastic driving assembly and the connector are in a piston driving mode, the liquid discharging speed can be increased under the condition that it is guaranteed that liquid does not leak, the elastic driving assembly can rebound, it is further guaranteed that liquid medicine in the quantitative bin assembly is quantified accurately, and the comfort level can be increased while medicine feeding is accelerated through the medicine feeding mode that the medicine feeding head is extruded to deform.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical appliance technical field especially is related to a quantitative medicine applicator. BACKGROUND

[0002] In order to treat the problem of epidermis patient, accurate and effective medicine is the effective means to help user and doctor to solve the treatment problem, and the traditional way is cotton swab and metal ball needle, which cannot measure the standard of quantitative, and the metal needle is easy to hurt the skin and cause infection and new harm to the patient.

[0003] The prior art adopts the following three ways to apply medicine: (1) hard rubber switch variable bin + metal medicine needle; (2) high pressure pump + metal needle medicine; (3) large plastic bin + silica gel medicine.

[0004] The above three products have the following problems: (1) the soft and hard rubber switch variable bin has the problem of low accuracy, and the metal needle has the problem of skin damage: (2) the high pressure pump has the problem of inaccurate quantity, and the metal needle damages the scalp; (3) the large bin has the problem of inaccurate liquid taking, and the silica gel medicine has the problem of small air pressure, slow liquid output or no liquid output. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims at providing a quantitative medicine applicator to solve the technical problems of slow liquid taking speed, inaccurate range change, liquid inversion in the bottle, metal needle damage to the scalp and slow liquid blocking rate in the prior art.

[0006] In order to achieve the above purpose, the utility model provides a quantitative medicine applicator, which comprises a connecting head for connecting a bottle mouth, an elastic driving assembly, a quantitative bin assembly and a medicine head, the elastic driving assembly is annularly sleeved on the connecting head, the quantitative bin assembly is arranged on one end of the connecting head opposite to the bottle mouth, the medicine head is fixedly arranged on the medicine outlet end of the quantitative bin assembly and can be deformed, the elastic driving assembly is driven to move relatively on the connecting head, drives the quantitative bin assembly and the medicine head to move away from the connecting head, and the liquid medicine flows from the connecting head to the quantitative bin assembly and is squeezed and deformed by the medicine head for medicine application.

[0007] The connecting head, the elastic driving assembly and the quantitative bin assembly are all buckle connected.

[0008] Optionally, the connecting head comprises a first connecting body and a second connecting body, the first connecting body and the second connecting body are annular structures, the radius of the first connecting body is greater than that of the second connecting body, and the second connecting body is fixedly arranged at the end of the first connecting body.

[0009] Optionally, the first connector and the second connector are integrally formed.

[0010] Optionally, the elastic driving assembly comprises a pull-down shell, a rebounding piece and a fixing piece, the rebounding piece is arranged on the second connector, the pull-down shell is arranged outside the rebounding piece, and the rebounding piece is connected with the pull-down shell through the fixing piece.

[0011] Optionally, the rebounding piece and the fixing piece are annular, and the rebounding piece is a rebounding spring.

[0012] Optionally, the dosing chamber assembly comprises a dosing chamber fastener and a dosing chamber pressing piece, the dosing chamber fastener is sleeved on one end of the second connector opposite to the first connector, the dosing chamber fastener is provided with a liquid guide channel, the liquid guide channel is communicated with a medicine feeding hole of the medicine feeding head, and the dosing chamber pressing piece is sleeved on the dosing chamber fastener.

[0013] Optionally, the dosing chamber fastener is provided with a plurality of lugs in buckle connection with the inner wall of the pull-down shell.

[0014] Optionally, the dosing chamber fastener and the dosing chamber pressing piece are frustoconical in structure.

[0015] Optionally, the dosing chamber fastener is internally provided with a center hole, the center hole is provided with a plug for plugging the end of the second connector, and the liquid guide channel is arranged in the circumferential direction of the center hole.

[0016] Optionally, the medicine feeding head comprises a connecting portion and a liquid outlet portion, the liquid outlet portion is provided with the medicine feeding hole, one end of the connecting portion is arranged on the dosing chamber fastener, the liquid outlet portion comprises a plurality of portions and is arranged on the end face of the connecting portion in a conical structure away from the connecting portion, and the liquid outlet portion can be deformed.

[0017] The quantitative medicine feeder has the following technical effects:

[0018] The quantitative medicine feeder mainly comprises a connector, an elastic driving connecting piece, a dosing chamber sub-assembly and a medicine feeding head, the connector is used for connecting a bottle mouth, the elastic driving assembly of the utility model is driven by external force to generate relative movement with the connector on the connector, drives the dosing chamber assembly and the medicine feeding head to move away from the connector, and the connector is converted from a sealing state to a conducting state, so that the medicine liquid can flow from the connector to the dosing chamber assembly, and then is squeezed and deformed by the medicine feeding head to feed medicine, since the elastic driving assembly and the connector adopt a piston driving mode, the liquid leakage is prevented, the liquid feeding speed is increased, the elastic driving assembly can rebound, the medicine liquid in the dosing chamber assembly is accurately quantified, the squeezing and deforming mode of the medicine feeding head can accelerate medicine feeding and increase comfort.

[0019] The connecting head, the elastic driving assembly and the quantitative bin assembly are buckle connections, which are convenient for assembling and save cost. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.

[0021] Figure 1 is a three-dimensional structure schematic view of a preferred embodiment of the present application quantitative medicine applicator;

[0022] Figure 2 is Figure 1 a front view of the quantitative medicine applicator in the embodiment;

[0023] Figure 3 is Figure 2 a sectional view of the quantitative medicine applicator along the A-A direction in the embodiment;

[0024] Figure 4 is Figure 1 a structure schematic view of the connecting head of the quantitative medicine applicator in the embodiment;

[0025] Figure 5 is Figure 1 a structure schematic view of the plug of the quantitative medicine applicator in the embodiment;

[0026] Figure 6 is Figure 1 a structure schematic view of the quantitative bin fastener of the quantitative medicine applicator in the embodiment;

[0027] Figure 7 is Figure 1 a structure schematic view of the medicine head of the quantitative medicine applicator in the embodiment.

[0028] Among them, Figures 1-7 :

[0029] 1, connecting head; 11, first connecting body; 12, second connecting body;

[0030] 2, elastic driving assembly; 21, pull-down shell; 22, rebound spring; 23, spring fixing piece;

[0031] 3, quantitative bin assembly; 31, quantitative bin fastener; 311, center hole; 312, liquid guide channel; 313, lug; 32, quantitative bin pressing piece;

[0032] 4, medicine head; 41, connecting part; 42, liquid outlet part; 421, medicine hole;

[0033] 5. Protective cover;

[0034] 6. Plug; 61. Circular protrusion; 62. Circular sealing disc;

[0035] 7. Medicine bottles. Detailed Implementation

[0036] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of this utility model will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other implementation methods obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0037] Based on the shortcomings of existing technologies, the following section combines specific examples. Figures 1-7 A preferred embodiment of the quantitative medicine applicator of this utility model will be described in detail.

[0038] like Figures 1-3 The diagram shown is a preferred embodiment of the quantitative medicine dispenser of this utility model. The quantitative medicine dispenser includes a connector 1, an elastic drive component 2, a quantitative chamber component 3, and a medicine dispensing head 4. The connector 1 is used to connect to the medicine bottle 7, that is, the medicine bottle 7 is also a component of the quantitative medicine dispenser of this embodiment. The elastic drive component 2 is ring-shaped and sleeved on the connector 1. The quantitative chamber component 3 is located on the connector 1 at the end opposite to the bottle opening. That is, the elastic drive component 2 of this embodiment is located between the connector 1 and the quantitative chamber component 3. The medicine dispensing head 4 is deformably fixed at the dispensing end of the quantitative chamber component 3, and the medicine dispensing head 4 can be deformed by squeezing.

[0039] In addition, the outside of the medicine feeding head 4 is also equipped with a protective cover 5 to protect the medicine feeding head 4.

[0040] When the staff drives the elastic drive component 2 to move relative to the connector 1, it drives the metering chamber component 3 and the medication dispensing head 4 to move away from the connector 1. At this time, the medication outlet of the connector 1 changes from a blocked state to an open state, and the medication flows from the connector 1 to the metering chamber component 3. Since the metering chamber component 3 is in a metering state, the medication can be accurately measured. The medication flowing into the metering chamber component 3 is then administered to the patient through the medication dispensing head 4.

[0041] The elastic driving assembly 2 is driven by external force to move on the connector 1 and generate relative movement with the connector 1, drives the quantitative bin assembly 3 and the medicine feeding head 4 to move away from the connector 1, and converts the connector 1 from the sealing state to the open state, so that the liquid medicine can flow from the medicine bottle 7 to the quantitative bin assembly 3 through the connector 1, and then to the patient through the medicine feeding head 4. Since the elastic driving assembly 2 and the connector 1 adopt the piston driving mode, the liquid leakage is prevented, and the liquid feeding speed is increased. The elastic driving assembly 2 can also rebound, thereby ensuring the quantitative accuracy of the liquid in the quantitative bin assembly 3. The medicine feeding head 4 is squeezed and deformed to feed medicine, which can speed up the medicine feeding and increase the comfort.

[0042] As a preferred embodiment, as shown in Figure 3 , Figure 4 and Figure 5 , the connector 1 of the embodiment comprises a first connecting body 11 and a second connecting body 12. The first connecting body 11 and the second connecting body 12 are both annular structures. The radius of the first connecting body 11 is greater than that of the second connecting body 12. The second connecting body 12 is fixedly arranged at the end of the first connecting body 11. The first connecting body 11 and the second connecting body 12 are preferably integrally formed.

[0043] The first connecting body 11 of the embodiment is directly connected with the medicine bottle 7. The second connecting body 12 is generally in a plugging state by the plug 6. When the plug 6 is driven, it changes from the plugging state to the open state.

[0044] As a preferred embodiment, as shown in Figure 3 , the elastic driving assembly 2 comprises a downward pulling shell 21, a rebounding member and a fixing member. The rebounding member of the embodiment is preferably a rebounding spring 22. The fixing member is a spring fixing member 21. The rebounding spring 22 is sleeved on the second connecting body 12 and can be elastically deformed relative to the second connecting body 12. The downward pulling shell 21 is preferably an annular structure and is sleeved outside the rebounding spring 22. The rebounding spring 22 is connected with the downward pulling shell 21 through the rebounding fixing member. That is, the downward pulling shell 21 can make the rebounding spring 22 elastically deform under the driving of external force.

[0045] It should be noted that the longitudinal section of the downward pulling shell 21 of the embodiment is V-shaped, that is, the shape of low in the middle and high at both ends, which is convenient for the staff to hold.

[0046] As a preferred embodiment, as shown in Figure 3 and Figure 6As shown, the dosing chamber assembly 3 comprises a dosing chamber fastener 31 and a dosing chamber presser 32, the dosing chamber fastener 31 is sleeved on the second connecting body 12 at the end opposite to the first connecting body 11, and a sealing ring is arranged between the dosing chamber fastener 31 and the second connecting body 12 to enhance the sealing effect, the dosing chamber fastener 31 is used for temporarily storing the liquid medicine, the inner cavity of the dosing chamber fastener 31 can accommodate 1ml of liquid medicine, the dosing chamber fastener 31 is provided with a liquid guide channel 312, the liquid guide channel 312 is in communication with the medicine feeding hole 421 of the medicine feeding head 4, and the dosing chamber presser 32 is sleeved on the dosing chamber fastener 31 and is ultrasonically pressed to enhance the connection strength between the dosing chamber presser 32 and the dosing chamber fastener 31.

[0047] The dosing chamber fastener 31 and the dosing chamber presser 32 of the embodiment are both in the structure of a circular truncated cone, the small radius end faces downward, and the large radius end faces upward, so that the liquid medicine can be prevented from flowing back and polluting the medicine bottle 7.

[0048] As shown in Figure 5 and Figure 6 , the dosing chamber fastener 31 is provided with a central hole 311 for fixing the circular protrusion 61 of the plug 6, and the circular plugging disc 62 of the plug 6 is used for plugging the open end of the second connecting body 12, and the liquid guide channel 312 is arranged in the circumferential direction of the central hole 311, the liquid guide channel 312 of the embodiment is preferably arc-shaped and comprises three and is arranged in an array in the circumferential direction of the central hole 311, and the liquid medicine can flow through the liquid guide channel 312.

[0049] In order to enhance the connection strength between the dosing chamber fastener 31 and the downward pulling shell 21, and further make the downward pulling shell 21 drive the dosing chamber fastener 31 to move together, as shown in Figure 6 , the dosing chamber fastener 31 is provided with a plurality of lugs 313, the lugs 313 of the embodiment comprise three, and the three lugs 313 are buckled and connected with the inner wall of the downward pulling shell 21, so that when the staff drives the downward pulling shell 21 to move away from the first connecting body 11, the dosing chamber fastener 31 is driven to move together, and the plug 6 is also driven to move away from the open end of the second connecting body 12, and the liquid medicine flows out of the second connecting body 12, enters the dosing chamber fastener 31, and then flows to the liquid feeding head through the liquid guide channel 312 of the dosing chamber fastener 31.

[0050] As a preferred embodiment, as shown in Figure 3 and Figure 7 , the medicine feeding head 4 comprises a connecting part 41 and a liquid outlet part 42, the connecting part 41 is annular, the liquid outlet part 42 is provided with a medicine feeding hole 421, the connecting part 41 and the liquid outlet part 42 can be deformed, that is, they are preferably made of soft rubber, one end of the connecting part 41 is arranged on the dosing chamber fastener 31, and the liquid outlet part 42 extends away from the dosing chamber fastener 31 on the end face of the connecting part 41.

[0051] The liquid outlet part 42 includes several, preferably seven, which are shaped like a conical structure away from the connecting part 41, when the liquid outlet part 42 is extruded, the liquid can flow out from the upper medicine hole 421 on the liquid outlet part 42.

[0052] It should be noted that the end of the liquid outlet part 42 of the embodiment has a small recess, and the inner cavity of the arc conical liquid outlet part 42 constitutes a sealed chamber, and the pressure is formed by the deformation of the small recess, and the liquid is discharged outward, and the medicine application speed is fast and comfortable.

[0053] The upper medicine hole 421 is a small recess, which is shaped like a cross, a single or triangular notch, and functions to open the skin by pressure.

[0054] In the description of the present application, it should be noted that, unless otherwise specified, the meaning of "a plurality of" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0055] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0056] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A dosing applicator, characterized in that, The application relates to a medicine feeding device, which comprises a connecting head for connecting with a bottle mouth, an elastic driving assembly, a quantitative bin assembly and a medicine feeding head, the elastic driving assembly is annularly sleeved on the connecting head, the quantitative bin assembly is arranged at one end of the connecting head opposite to the bottle mouth, the medicine feeding head is fixedly arranged at a medicine discharging end of the quantitative bin assembly and can be deformed, the elastic driving assembly is driven to generate relative movement on the connecting head, drives the quantitative bin assembly and the medicine feeding head to move away from the connecting head, and liquid medicine flows from the connecting head to the quantitative bin assembly and is extruded and deformed by the medicine feeding head to be fed; The connecting head, the elastic driving assembly and the quantitative bin assembly are buckle-connected.

2. The dosing applicator of claim 1, wherein, The connecting head comprises a first connecting body and a second connecting body, the first connecting body and the second connecting body are annular structures, the radius of the first connecting body is larger than that of the second connecting body, and the second connecting body is fixedly arranged at the end of the first connecting body.

3. The dosing applicator of claim 2, wherein, The first connecting body and the second connecting body are integrally formed.

4. The dosing applicator of claim 2, wherein, The elastic driving assembly comprises a pulling-down shell, a rebounding piece and a fixing piece, the rebounding piece is arranged on the second connecting body, the pulling-down shell is arranged outside the rebounding piece, and the rebounding piece is connected with the pulling-down shell through the fixing piece.

5. The dosing applicator of claim 4, wherein, The rebounding piece and the fixing piece are annular, and the rebounding piece is a rebounding spring.

6. The dosing applicator of claim 4, wherein, The quantitative bin assembly comprises a quantitative bin buckle and a quantitative bin pressing piece, the quantitative bin buckle is sleeved on one end of the second connecting body opposite to the first connecting body, a liquid guide channel is arranged on the quantitative bin buckle, the liquid guide channel is communicated with a medicine feeding hole of the medicine feeding head, and the quantitative bin pressing piece is sleeved on the quantitative bin buckle.

7. The dosing applicator of claim 6, wherein, A plurality of lugs for buckle connection with the inner wall of the pulling-down shell are arranged on the quantitative bin buckle.

8. The dosing applicator of claim 6, wherein, The quantitative bin buckle and the quantitative bin pressing piece are both circular truncated cone structures.

9. The dosing applicator according to any of claims 6-8, characterized in that, A center hole is arranged in the quantitative bin buckle, a plug for plugging the end of the second connecting body is arranged on the center hole, and the liquid guide channel is arranged in the circumferential direction of the center hole.

10. The dosing applicator according to any of claims 6-8, characterized in that The medicine feeding head comprises a connecting part and a liquid discharging part, the liquid discharging part has the medicine feeding hole, one end of the connecting part is arranged on the quantitative bin buckle, the liquid discharging part comprises a plurality of parts arranged on the end face of the connecting part and in the shape of a cone away from the connecting part; The shape of the medicine feeding hole is at least a cross, a straight line and / or a triangular notch.

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