CN114987935A - A one-way quantitative extractor for small dose solution - Google Patents

Abstract

The present application relates to the field of sanitary appliances, in particular to a one-way quantitative extractor for small dose solutions. It includes: an outer cover for connecting with a disinfectant bottle, which has a pressing area, an air compression groove is opened in the pressing area, the air compression groove is made of soft material, and a liquid taking groove is opened on the top of the outer cover , the volume of the air compression tank is equal to that of the liquid taking tank, or the volume of the air compression tank is smaller than the volume of the liquid taking tank, and the liquid taking tank bottom is connected with a liquid taking pipe, and the bottom of the liquid taking pipe is used to absorb the disinfectant; A one-way valve, including a first one-way valve and a second one-way valve, the first one-way valve is located at the top end of the outer cover and communicated with the air compression groove, and the second one-way valve is located at the bottom end of the outer cover , connecting the air compression tank and the disinfectant bottle. The present application provides a one-way quantitative extractor for low-dose solution to solve the problem in the related art that it is difficult to control the amount of detoxifying liquid dipped in a cotton swab, and repeated dipping in a bottle is likely to cause pollution.

Description

A one-way quantitative extractor for small dose solution

technical field

The present application relates to the field of sanitary appliances, in particular to a one-way quantitative extractor for small dose solutions.

Background technique

At present, in daily nursing operations such as intravenous infusion and intramuscular injection, sterile cotton swabs are often inserted into the bottle and dipped in iodophor and alcohol to disinfect the skin and mucous membranes to ensure the sterility of the local environment and avoid infection during injection.

However, in the actual process of manual use, the size of the manual force, the depth of dipping, the length of time, etc. will affect the actual dipping amount of the disinfection solution - if the dipping is too little, the cotton swab is not completely wetted, and sufficient disinfection cannot be achieved. The effect of dipping too much will cause the sterile solution on the cotton swab to splash around, causing inconvenience.

SUMMARY OF THE INVENTION

The embodiment of the present application provides a one-way quantitative extractor for a small dose of solution, so as to solve the problem in the related art that it is difficult to control the amount of venom removed by dipping a cotton swab into a bottle, and repeated dipping in a bottle is likely to cause pollution.

In order to achieve the above purpose, the application provides a one-way quantitative extractor for low-dose solution, which includes:

The outer cover for connecting with the disinfectant bottle has a pressing area, the pressing area is provided with an air compression groove, the air compression groove is made of soft material, and the top of the outer cover is provided with a liquid taking groove, the The volume of the air compression tank and the liquid extraction tank are equal, or the volume of the air compression tank is smaller than the volume of the liquid extraction tank, and a liquid extraction pipe is connected to the bottom of the liquid extraction tank, and the bottom of the liquid extraction pipe is used for absorbing the disinfectant;

A one-way valve, including a first one-way valve and a second one-way valve, the first one-way valve is located at the top end of the outer cover and communicated with the air compression groove, and the second one-way valve is located at the bottom end of the outer cover , connecting the air compression tank and the disinfectant bottle.

In some embodiments, the air compression tank is made of soft material.

In some embodiments, the outer cover includes a top cover and a lower plate of the outer cover, the top cover and the lower plate of the outer cover are connected by a silica gel wall, and the air compression groove is arranged between the top cover and the lower plate of the outer cover. ;

The first one-way valve is arranged on the top cover, and the second one-way valve is arranged on the lower plate of the outer cover.

In some embodiments, the lower plate of the outer cover is fixedly connected with a threaded clamping groove around the circumference, and the threaded clamping groove is used for connecting with a disinfectant bottle.

In some embodiments, the top cover is made of hard material.

In some embodiments, the first one-way valve and the second one-way valve are arranged along the same straight line in the vertical direction.

In some embodiments, the cross section of the outer cover in the horizontal direction is circular;

The one-way valve and the liquid taking tank are distributed in the horizontal direction along the diameter direction of the outer cover, respectively.

In some embodiments, the top of the liquid taking tank is movably connected with an upper cover of the liquid taking tank.

In some embodiments, the cross section of the liquid taking tank in the vertical direction is an inverted triangle, and the liquid taking pipe communicates with a corner of the inverted triangle.

In some embodiments, the lateral cross-section of the liquid extraction tank is circular.

The beneficial effects brought by the technical solution provided by this application include:

The embodiment of the present application provides a one-way quantitative extractor for a small dose of solution. Since there is a pressing area on the air compression tank, it can be manually pressed, and the top and bottom of the air compression tank are respectively connected with a first one-way valve and a second one-way valve. Directional valve, wherein, the operator squeezes and releases the air compression groove, so that the first one-way valve sucks air from the outside, and the air enters the air compression groove;

Press the air compression tank again, so that the air in the air compression tank enters the bottle body for storing the disinfectant through the second one-way valve, the air pressure in the closed disinfectant bottle is increased, and the disinfectant in the bottle passes through the connection with the liquid taking tank. The liquid collection tube enters the liquid collection tank upward, and the operator dips the cotton swab into the liquid collection tank to complete the dipping of the disinfectant;

Since the volume of the air compression tank is less than or equal to the volume of the liquid extraction tank, it is only necessary to press the air compression tank to the end when using it, and no manual control is required, that is, the volume of air input by the air compression tank into the disinfectant bottle is constant, so that the The volume of disinfectant entering the liquid extraction tank is constant, and quantitative extraction is realized;

In addition, due to the use of a one-way valve, the air enters the air compression tank in one direction, and the air in the air compression tank enters the disinfectant bottle in one direction, so the disinfectant in the disinfectant bottle can only enter the liquid taking tank from the liquid pipe. Therefore, it is possible to solve the problem that the amount of venom removed by dipping the cotton swab is difficult to control, and repeated dipping in the bottle is likely to cause pollution.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the side sectional view of the one-way quantitative extractor of small dose solution provided by the embodiment of the application;

FIG. 2 is a top view of the one-way quantitative extractor for small-dose solution provided by the embodiment of the present application.

In the figure: 1. Outer cover; 11. Top cover; 12. Lower plate of outer cover; 13. Silicone wall; 2. Air compression tank; 3. Liquid extraction tank; 31. Liquid extraction tank upper cover; 5. One-way valve; 51. The first one-way valve; 52. The second one-way valve; 6. Thread slot.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present application.

The embodiment of the present application provides a one-way quantitative extractor for a small dose of solution, which can solve the problem in the related art that the amount of venom removed by dipping a cotton swab is difficult to control, and repeated dipping in a bottle is likely to cause pollution.

Referring to Figure 1 and Figure 2, the present application provides a one-way quantitative extractor (hereinafter referred to as "extractor") for a small dose solution, which includes an outer cover 1, which is used for connecting with a disinfectant bottle, Specifically, the outer cover 1 has a pressing area, an air compression groove 2 is opened on the pressing area, and a liquid taking groove 3 is opened on the top of the outer cover 1. The volume of the air compression groove 2 is equal to the volume of the liquid taking groove 3, or the air The volume of the compression tank 2 is less than the volume of the liquid extraction tank 3, which can avoid that the volume of the air compression tank 2 is too large, and the amount of disinfectant obtained in the liquid extraction tank 3 is too large, resulting in waste; the bottom of the liquid extraction tank 3 is connected There is a liquid taking pipe 4, one end of the liquid taking pipe 4 is connected with the liquid taking tank 3, and the other end is immersed in the disinfectant for absorbing the disinfectant;

The extractor also includes a one-way valve 5 . Specifically, there are two one-way valves 5 , namely a first one-way valve 51 and a second one-way valve 52 , wherein the first one-way valve 51 is located at the top of the outer cover 1 . , and communicated with the air compression tank 2 for inhaling air into the air compression tank 2; the second one-way valve 52 is located at the bottom end of the outer cover 1 and communicates with the air compression tank 2 and the disinfectant bottle for compressing the air. The air in tank 2 is squeezed into the sanitizer bottle.

The embodiment of the present application provides a one-way quantitative extractor for low-dose solution. The principle of use is as follows: because there is a pressing area on the air compression tank 2, it can be manually pressed, and the top and bottom of the air compression tank 2 are connected with a first The one-way valve 51 and the second one-way valve 52, wherein, the operator squeezes and releases the air compression tank 2, so that the first one-way valve 51 sucks air from the outside, and the air enters the air compression tank 2;

Press the air compression tank 2 again, so that the air in the air compression tank 2 enters the bottle body for storing the disinfectant through the second one-way valve 52, the air pressure in the closed disinfectant bottle is increased, and the disinfectant in the bottle passes through and takes the liquid. The liquid taking tube 4 connected to the tank 3 enters the liquid taking tank 3 upward, and the operator dips the cotton swab into the liquid taking tank 3 to complete the dipping of the disinfectant;

Since the volume of the air compression tank 2 is less than or equal to the volume of the liquid extraction tank 3, it is only necessary to press the air compression tank 2 to the bottom during use, and no manual control is required, that is, the volume of air input by the air compression tank 2 into the disinfectant bottle Therefore, the volume of the disinfectant entering the liquid taking tank 3 is constant, and quantitative extraction is realized;

Due to the use of the one-way valve 5, the air enters the air compression tank 2 in one direction, and the air in the air compression tank 2 enters the disinfectant bottle in one direction, so the disinfectant in the disinfectant bottle can only enter the liquid taking tank from the liquid taking pipe 4. In 3, one-way extraction is realized, so it can solve the problem that the amount of venom removed by dipping a cotton swab is difficult to control, and repeated dipping in the bottle is likely to cause pollution.

It should be noted that the volume of the liquid taking tank 3 should be reasonably designed, for example:

When the liquid taking tank 3 is filled with half of the liquid, the cotton swab can just be soaked; and so on, the volume of the air compression tank 2 should not be less than three-quarters of the volume of the liquid taking tank 3, and the air compression tank 2 After the air in the liquid enters the disinfectant bottle, the disinfectant enters the liquid taking tank 3 from the liquid taking pipe 4, and a part of the disinfectant will remain in the liquid taking pipe 4, that is, the disinfectant that actually enters the liquid taking tank 3 is insufficient. To fill three-quarters of the liquid taking tank 3, minus the disinfectant in the liquid taking pipe 4, the disinfectant in the liquid taking tank 3 is approximately equal to half of the volume in the liquid taking tank 3.

In some optional embodiments, the air compression groove 2 is made of soft material, such as rubber or silicone material, which is convenient for the operator to press the air compression groove 2 from the pressing area, and at the same time, the air compression groove 2 is easy to be compressed.

In some optional embodiments, as shown in FIG. 1 , the outer cover 1 includes a top cover 11 and an outer cover lower plate 12 , and the top cover 11 and the outer cover lower plate 12 are connected by a silicone wall 13 . Specifically, the The side wall of the outer cover 1 is made of silicone material, which can provide more options for pressing the air compression groove 2. For example, in this embodiment, the operator can squeeze the side wall of the outer cover 1 to realize the compression of the air compression groove. 2 extrusion;

The air compression tank 2 is arranged between the top cover 11 and the lower plate 12 of the outer cover. Specifically, the first one-way valve 51 is arranged on the top cover 11, the second one-way valve 52 is arranged on the lower plate 12 of the outer cover, and the first one-way valve 51 is arranged on the lower plate 12 of the outer cover. The check valve 51 and the second check valve 52 communicate with the air compression tank 2, respectively.

Preferably, the top cover 11 is made of hard material, because the notch of the liquid taking tank 3 is located on the top cover 11 , and the top cover 11 made of hard material will not press the air compression tank 2 , along with the air compression. The deformation of the tank 2 will cause the deformation, and then the liquid taking tank 3 will be deformed to spill the disinfectant, which is obviously better than the top cover 11 made of soft materials.

In some optional embodiments, as shown in FIG. 2 , a threaded groove 6 is fixedly connected to a circumference of the lower plate 12 of the outer cover. Correspondingly, a circumference of the bottle mouth of the disinfectant bottle is also set to match the threaded groove 6 . Thread structure; wherein, the threaded groove 6 is an internal thread, and the mouth of the disinfectant bottle is an external thread, or the threaded groove 6 is an external thread, and the mouth of the disinfectant bottle is an internal thread.

In some optional embodiments, as shown in FIG. 1 and FIG. 2 , the first one-way valve 51 and the second one-way valve 52 are arranged along the same straight line in the vertical direction. The side sectional view of the extractor, it can be seen that in the side sectional view, the first one-way valve 51 and the second one-way valve 52 are located on the same vertical line;

Optionally, the outer cover 1 is a transparent cover, and as shown in FIG. 2 , in the top view of FIG. 2 , only the first one-way valve 51 located above can be seen because the second one-way valve 52 is located in the first one-way valve. directly below the valve 51 .

In some optional embodiments, as shown in FIG. 1 and FIG. 2 , the cross section of the outer cover 1 in the horizontal direction is circular, that is, the shape of the top cover 11 is circular. 5. The top surface of the outer cover 1, that is, the surface of the top cover 11, and the liquid taking tank 3 are distributed along the diameter of the top cover 11. Specifically, the first one-way valve 51 and the liquid taking tank 3 are respectively located on the diameter of the top cover 11. They are located at the two ends of the center of the top cover 11 respectively. When the air compression tank 2 is pressed, the use of the liquid extraction tank 3 will not be affected.

In some optional embodiments, as shown in FIG. 1 , the top of the liquid taking tank 3 is movably connected with the liquid taking tank upper cover 31. Specifically, the liquid taking tank upper cover 31 can be rotatably connected to the liquid taking tank. When the venom is removed, open the upper cover 31 of the liquid extraction tank for liquid extraction. When not in use, close the upper cover 31 of the liquid extraction tank to prevent dust or bacteria from entering the liquid extraction tank and affect the effect of the disinfectant; it should be noted that, in order to ensure the disinfectant It can smoothly enter the liquid taking tank 3 from the bottle. When pressing the air compression tank 2, the upper cover 31 of the liquid taking tank should be opened.

In some optional embodiments, as shown in FIG. 1 , the section of the liquid taking tank 3 in the vertical direction is an inverted triangle, and one end of the liquid taking tube 4 is connected to a corner of the inverted triangle. Specifically, the triangle is Isosceles triangle, the upper cover 31 of the liquid taking tank is located at the bottom edge of the isosceles triangle.

Preferably, the transverse section of the liquid taking tank 3 is a circle, that is, the liquid taking tank 3 is an inverted cone structure, and the conical structure has the characteristics of a smooth side wall, which can avoid the problem that the disinfectant is retained in the gap of the liquid taking tank 3;

Or, the liquid taking tank 3 is in the shape of a truncated cone, wherein the upper surface of the round table, that is, the circular surface with a smaller area is connected with the liquid taking pipe 4, and the circular surface with a larger area is rotatably connected with the liquid taking tank upper cover 31. This avoids the problem that in the above inverted cone structure, the disinfectant tends to accumulate at the tip of the cone.

In the description of this application, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the application and simplifying the description, Rather than indicating or implying that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation on the application. Unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

It should be noted that, in this application, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply Any such actual relationship or sequence exists between these entities or operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The above descriptions are only specific embodiments of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, this application is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features claimed herein.

Claims (10)

1. A one-way quantitative extractor for small doses of a solution, comprising:

the outer cover (1) is used for being connected with a disinfectant bottle and is provided with a pressing area, the pressing area is provided with an air compression groove (2), the air compression groove (2) is made of soft materials, the top of the outer cover (1) is provided with a liquid taking groove (3), the volume of the air compression groove (2) is equal to that of the liquid taking groove (3), or the volume of the air compression groove (2) is smaller than that of the liquid taking groove (3), the bottom of the liquid taking groove (3) is communicated with a liquid taking pipe (4), and the bottom of the liquid taking pipe (4) is used for absorbing disinfectant;

the one-way valve (5) comprises a first one-way valve (51) and a second one-way valve (52), the first one-way valve (51) is located at the top end of the outer cover (1) and communicated with the air compression groove (2), and the second one-way valve (52) is located at the bottom end of the outer cover (1) and communicated with the air compression groove (2) and the disinfectant bottle.

2. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the air compression tank (2) is made of soft materials.

3. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the outer cover (1) comprises a top cover (11) and an outer cover lower plate (12), the top cover (11) and the outer cover lower plate (12) are connected through a silica gel wall (13), and the air compression groove (2) is arranged between the top cover (11) and the outer cover lower plate (12);

the first one-way valve (51) is arranged on the top cover (11), and the second one-way valve (52) is arranged on the lower plate (12) of the outer cover.

4. A one-way quantitative extractor of small dose solutions as defined in claim 3, wherein:

the outer cover lower plate (12) is fixedly connected with a thread clamping groove (6) in a circle, and the thread clamping groove (6) is used for being connected with a disinfectant bottle.

5. A one-way quantitative extractor of small dose solutions as defined in claim 3, wherein:

the top cover (11) is made of hard materials.

6. A one-way quantitative extractor of small dose solutions as claimed in claim 1, wherein:

the first check valve (51) and the second check valve (52) are arranged along the same straight line in the vertical direction.

7. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the section of the outer cover (1) in the horizontal direction is circular;

the check valve (5) and the liquid taking groove (3) are distributed along the diameter direction of the outer cover (1) in the horizontal direction.

8. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the top of the liquid taking groove (3) is movably connected with an upper cover (31) of the liquid taking groove.

9. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the section of the liquid taking groove (3) in the vertical direction is in an inverted triangle shape, and the liquid taking pipe (4) is communicated with one corner of the inverted triangle.

10. A one-way quantitative extractor for small doses of solution as claimed in claim 1, wherein:

the transverse section of the liquid taking groove (3) is circular.

Images